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Omuyaga ogw’amaanyi, king tides, n’amazzi agakulukuta ku lubalama lw’ennyanja

Ennamba z’embeera ez’amangu zaawukana okusinziira ku nsi. Omuko guno gukozesa 911, ennamba ya Amerika ne Canada. Ensi endala nnyingi zikozesa 112, 999 oba ennamba endala. Funa ennamba y'ensi yo.

Storm surge kwe kulinnya okutali kwa bulijjo, okulinga okwa dome okw’amazzi g’ennyanja nga gasindikibwa ku lukalu olw’empewo ez’amaanyi ez’omuyaga, omuyaga, omuyaga ogw’amaanyi, oba omuyaga ogw’amaanyi ogw’obutiti nor’easter / extratropical bomb cyclone. Bw’ogatta wamu n’amayengo aga bulijjo ag’emmunyeenye, agamanyiddwa awamu nga omuyaga, omuyaga omunene guyinza okulinnyisa obugulumivu bw’ennyanja 3 ku 9+ mita (fuuti 10 ku 30+) mu ssaawa ntono, nga gusika bbugwe w’amazzi g’ennyanja agatabuse n’okukuba amayengo kiromita 10 ku 40 (mayiro 6 ku 25) munda mu lukalu okusomoka ekifo ekitono ebitosi, ebiwonvu, n’emikutu gy’emigga. Omuyaga bwe gukwatagana ne king tide (omuyaga ogw’omusana ogw’enjawulo ogw’ekika kya perigean spring tide nga Omwezi gusinga kumpi n’Ensi era nga gukwatagana n’Enjuba), n’omuyaga ogw’ekigero ogw’ekika kya 1 oba omuyaga ogw’omu kiseera eky’obutiti gusobola okusukka bbugwe w’ennyanja ne gubooga ebibuga ebiri ku lubalama lw’ennyanja. Okwekenenya ebyafaayo by’okufa kw’abantu ekitongole kya United States National Hurricane Center (NHC), ekitongole ky’ensi yonna ekivunaanyizibwa ku mbeera y’obudde (WMO), ne ofiisi y’ebyobulambuzi mu Bungereza kukakasa nti okubumbulukuka kw’omuyaga kye kisinga okutta abantu mu kibuyaga ow’oku lubalama lw’ennyanja, nga kikola nga 50 ku buli 100 ku bantu bonna abafa obutereevu olw’omuyaga ogw’obutiti. Olw’okuba cubic mita emu ey’amazzi g’ennyanja ezitowa 1,025 kilograms (\(1,728\text{ pounds per cubic yard}\)) era etambula n’amaanyi g’amazzi agataziyizibwa, okuwangaala mu Storm Surge Evacuation Zone eriko maapu kyetaagisa okusenguka munda nga empewo ennene oba amazzi nga tegannatuuka ku lukalu tegannaba kuggala bibanda by’ebizinga ebiziyiza n’amakubo. Okusobola okwetegekera omuyaga ogw’omu bitundu eby’obutiti n’okuwona empewo, laba omukutu gwa mwannyinaffe omuyaga.omulagirizi.

To ‘Ride Out’ Okulabula kw’Omuyaga ku kizinga kya Barrier oba mu Zooni A

Bannannyini mayumba batera okutunuulira omuyaga ogw'ekika kya Saffir-Simpson Wind Category (Category 1 to 5) ne basalawo okufa okusigala awaka kubanga "kiba kibuyaga wa Category 1 oba Category 2 yokka." Ekika ky’empewo TEKIpimira buwanvu bwa kibuyaga. Omuyaga omunene ennyo, ogugenda mpola ogw’omutendera 1 oba ogw’okubiri (oba omuyaga ogunafuwa nga tegunnatuuka ku lukalu, nga omuyaga Katrina, Ike, oba Sandy) gwateeka dda ekisenge ekinene ennyo eky’amazzi g’ennyanja mu kutambula nga ekyasobola okutuusa omuyaga gwa 4.5 ku 8 meter (15 ku 26 feet). surge, okunnyika ddala amaka ag’omwaliiro gumu n’okukutula ebipimo bya seminti ebigulumivu wansi w’okumenya amayengo. Singa ekitongole kyo ekivunaanyizibwa ku mbeera ez’amangu mu kitundu kyo kiragira okusengulwa okugenda mu Zooni yo ey’okukulukuta kw’omuyaga (Zone A, B, oba C), senguka mangu: amazzi bwe gamala okubikka amakubo agayitibwa causeways oba empewo eziwangaala ez’amaanyi g’omuyaga ogw’obutiti okutuuka ku sipiidi ya kiromita 63 ku 72 buli ssaawa (39 ku 45 mph), ab’obuyinza basiba ebibanda era ambyulensi teziyinza kukutuukako.

Kino kikole kati

  1. Noonya Zooni yo entuufu eya Storm Surge Evacuation Zone (Zone A, B, C, D, oba E) ove mu kaseera zooni yo we yalagiddwa okusenguka. Tosigama ku kujjukira kwo okw’embuyaga ezaayita oba oba oluguudo lwo lwabooga mu nkuba ey’amaanyi. Kebera maapu yo ey’essaza oba ey’eggwanga ey’okusengulwa ku lubalama lw’ennyanja (Manya Zooni yo mu lubalama lw’ennyanja Atlantic ne Gulf of Mexico mu Amerika, oba ekitongole kya UK Environment Agency / European Coastal Flood Warning zones). Senguka kiromita makumi (si bikumi) ogende mu kizimbe ekigumu ekisangibwa ebweru w’ekitundu ky’amayengo agateekeddwa ku maapu ku ttaka erya waggulu.
  2. Ebibanda by’ebizinga ebisala ebiziyiza n’amakubo agawanvu ku lubalama lw’ennyanja NGA NGA MANSI nga tegannatuuka ku lukalu tegannaba kulinnya oba empewo okukuba sipiidi ya kiromita 63 buli ssaawa). Tolinda liiso lya kibuyaga okusemberera nga tonnavuga ku kizinga oba ekizinga ekiziyiza. Okukulukuta kw’omuyaga ogw’omu maaso n’amayengo amangi ag’emmunyeenye bulijjo gabooga mu makubo aga wansi nga wabulayo essaawa 12 ku 24 wakati w’omuyaga okutuuka ku lukalu, era poliisi eggalawo ebibanda ebiwanvu eby’oku lubalama lw’ennyanja amangu ddala ng’empewo ezitasalako zituuse ku tropical-storm force (\(63\text{ to }72\text{ km/h}\) [\(39\text{ to }45\text{ mph}\)]) okukuuma mmotoka obutafuuwa ku ddeeke y'omutala.
  3. Soma ekitongole kya NHC / Weather Service "Feet/Meters Above Ground Level (AGL)" surge forecasts literally. Ekitongole kya National Hurricane Center oba ekitongole kyo eky'obudde bw'eggwanga bwe kiteebereza "mita 3 ku 4.5 (fuuti 10 ku 15) ez'amataba Above Ground Level (AGL)" ku lubalama lw'ennyanja yo, ekyo kitegeeza nti amazzi g'ennyanja gajja kuyimirira 3 ku Mita 4.5 mu buziba waggulu ku kivundu ekikalu mu luggya lwo olw’omu maaso, PLUS Mita 1.5 ku 3 (fuuti 5 ku 10) ez’amayengo g’ennyanja agakuba nga gatambulira waggulu ku surge dome eyo, nga gannyika ennyumba ey’emyaliiro ebiri okutuuka ku ntikko y’akasolya.
  4. Ssala amasannyalaze g’awaka ku main breaker panel era oggyeko mmotoka za EV/hybrid mu bitundu ebirimu amataba g’amazzi g’omunnyo ng’amazzi tegannaba kuyingira. Okwawukanako n’amazzi g’enkuba amayonjo, amazzi g’ennyanja (\(3.5\%\) dissolved sodium chloride salt) kondakita wa masannyalaze ow’amaanyi. Omuyaga ogw’omunnyo bwe gubooga mu bifo ebifulumya emikutu gya bbugwe, ebipande ebimenya ekisenge ekya wansi, oba bbaatule ya vvulovumenti eya waggulu eya lithium-ion eya Emmotoka y’amasannyalaze (EV), e-bike, oba golf cart esimbye, kireeta short-circuits ez’amaanyi ez’amazzi g’omunnyo, okufulumya omukka ogw’obutwa ogwa chlorine/hydrogen, n’omuliro ogutaziyizibwa thermal runaway fires oguyokya ebizimbe ne bwe biba nga byetooloddwa nga bayita mu mazzi agakulukuta. Tambuza EVs mu paakingi empanvu munda mu nnyanja nga omuyaga tegunnabaawo, era ggyako circuit breaker enkulu ey’awaka wo nga tonnasengulwa.
  5. Bw’oba ​​osibye munda mu kizimbe ekibooga olw’omuyaga ogukulukuta nga tosuubira, linnya ku mwaliiro ogusinga obuwanvu, TOYINGAKO mu kisenge eky’okungulu ekiggaddwa nga temuli mulyango ogufuluma ku kasolya, era kuba 911 / 112 / 999. Bw’oba ​​wasubiddwa eddirisa ly’okusengula abantu era ng’amazzi g’ennyanja galinnya munda mu maka go, genda mangu ku mwaliiro ogwokubiri oba ogw’okusatu. Tolinnyanga mu kisenge eky’okungulu ekiggaddwa okuggyako ng’erina eddirisa lya dormer eriyinza okufuluma, ettaala y’omu bbanga eriggulwawo, oba ng’ositudde embazzi enzito, ennyondo, oba bbaatule reciprocating saw okumenya ddeeke y’akasolya; amazzi agakulukuta agagenda galinnya gatega abakoseddwa ku munda mu bikondo byabwe eby’akasolya mu ddakiika ntono. Kuba ku nnamba yo ey’amangu mu kitundu kyo (911 mu Amerika ne Canada, 112 okwetoloola omukago gwa Bulaaya, 999 mu Bungereza, oba olabe byonna ennamba z’amangu) era obeere ku ludda olw’omunda wansi (leward) olw’ekizimbe ewala okuva ku kugwa kw’amayengo.
  6. Tovuga oba okubuuka mu mazzi g’amataba ag’oku lubalama lw’ennyanja (ne mu biseera by’omusana ogwa King Tides). Sentimita 15 (yinsi 6) zokka ez’amazzi g’oku lubalama lw’ennyanja agakulukuta ge gasobola okukukoona okuva ku bigere byo mu migga egy’okudda egy’ekika kya rip, ate sentimita 30 ku 60 (ffuuti 1 ku 2) ez’amazzi ag’omunnyo gajja kulengejja mmotoka yo mu mwala omuzito ogw’amayengo nga gavunda mmotoka yo waya, layini za buleeki, ne bbeeri za nnamuziga ezitasobola kuddaabirizibwa.

Amataba ku lubalama lw’ennyanja, okukulukuta kw’omuyaga, n’okusalawo kw’amayengo ga kabaka

Kozesa omuti guno ogw’okusalawo okukola nga bukyali nga Storm Surge Watch, Storm Surge Warning, oba Coastal Flood Advisory efulumiziddwa ku lubalama lw’ennyanja yo.

flowchart TD
    Start["Obulabe bw'amataba ku lubalama lw'ennyanja:<br/>Okutunuulira/Okulabula kw'omuyaga, Omuyaga/Nor'easter,<br/>oba Perigean Spring 'King Tide'."] --> AlertType{"Kika ki eky’amazzi g’oku lubalama lw’ennyanja<br/>ekiteeberezebwa?"}

    AlertType -->|"1. OKULABULA OKW’OMUKYA / OKUSENGULA OMYAYA<br/>Okukulukuta kw’amazzi (>0.9 m / 3 ft AGL)<br/>mu Ssaawa 36"| BarrierCheck{"Oli ku kizinga kya Barrier, Peninsula,<br/>oba munda mu Mapped Evacuation Zone A / B / C?"}

    BarrierCheck -->|"YEE: Munda mu Zooni y’okusengula abantu"| EvacNow["SEMBULA MANGU MANGU (essaawa 12 ku 36 NGA NGA NGA NGA TOnnatuuka ku lukalu):<br/>1. Ggalawo Main Electrical Breaker & Main Gas/Propane Valve<br/>2. Tambuza EVs, E-Bikes, & Cars ku ttaka eriwanvu munda mu nsi (amazzi g’omunnyo galeeta omuliro gwa EV)<br/>3. Salako amakubo/ebibanda NGA TEBUNNAba mpewo ya forerunner surge oba 63 km/h (39 mph)."]

    BarrierCheck -->|"NO: Ebweru wa Surge Zone, ku High Ground"| ShelterInland["Shelter in Place ewala n'emiti & amadirisa<br/>Weekenneenye obukuumi bw'empewo & amasannyalaze okuvaako ku hurricane.guide"]

    AlertType -->|"2. TRAPPED BY RISING STORM SURGE<br/>Amazzi agabikka dda enguudo & agayingira mu kizimbe"| TrappedSurge["OKUWONA OKW’AMAANYI MU VERTICAL:<br/>1. Ggala main power breaker YOKA singa oyimiridde wansi omukalu<br/>2. Linnya ku mwaliiro ogusinga obuwanvu (2nd/3rd story) ku ludda lw’empewo okuva ku mayengo agamenya<br/>3. TOYINGAKO mu kisenge eky’okungulu ekiggaddwa nga tolina mbazzi/ssaw oba eddirisa ly’akasolya erifuluma<br/>4. Yambala obukooti bw'obulamu bwa Coast Guard PFD & kuba 911 / 112 / 999"]

    AlertType -->|"3. KING TIDE / SUNNY-DAY COASTAL FLOOD ADVISORY<br/>Amataba ag’amayengo amatono oba ag’ekigero (0.3 okutuuka ku 0.9 m / 1 ku 3 ft)"| KingTideAction["1. Okuggya mmotoka ezisimbye mu nguudo eziri wansi, ku myalo, & galagi eziri wansi w’ettaka<br/>2. Tovugangako mu bifo eby’amazzi g’omunnyo (roins brakes, frame, & electronics)<br/>3. Weewale ebisenge by'ennyanja & jetties ku lubalama lw'ennyanja mu biseera by'amayengo amangi (amayengo ga sneaker)"]

Okugerageranya Storm Surge ne Storm Tide ne King Tides ne Tsunami

Abatuuze b’oku lubalama lw’ennyanja batera okutabula obulabe buno obuna obw’amazzi g’ennyanja. Okutegeera fizikisi ya buli emu kinnyonnyola lwaki amayengo g’omuyaga gakulukuta okumala essaawa eziwera nga gayita ku lubalama lw’ennyanja olugazi, so ng’ate amayengo ga kabaka y’entikko y’emmunyeenye eteeberezebwa ate sunami ye ggaali y’omukka ey’amayengo agasikaasikanya.

Obulabe ku lubalama lw’ennyanja Amaanyi agavuga ag’omubiri Okulinnya kw'amazzi okwa bulijjo & Obuziba bw'okubooga Ebbanga ly’Amazzi Amangi Wave Action waggulu ku Water Dome
1. Storm Surge (Ekitundu ky'obudde kyokka) 85% okutuuka ku 90% evugirwa okunyigirizibwa kw’empewo (empewo ez’amaanyi ezisika amazzi g’ennyanja ku lukalu), nga kwogasse 10% ku 15% okuva ku "inverted barometer effect" (\(1\text{ cm}\) okulinnya buli \(1\text{ hPa/mb}\) okukka mu puleesa y’empewo). \(1\text{ okutuuka ku }9+\text{ mita}\) (\(3\text{ okutuuka ku }30+\text{ ffuuti}\)) okusinziira ku sipiidi y'empewo, obunene bw'omuyaga, ne bathymetry (omuyaga Katrina gwatuuka ku \(8.5\text{ m}\) [\(27.8\text{ ft}\)] mu Mississippi; Cyclone Mahina yatuuka \(13\text{ m}\) [\(43\ekiwandiiko{ ft}\)]). Ezimba okusukka essaawa 6 ku 24, ku ntikko okumala essaawa 2 ku 6 (oba ku nsengekera z’amayengo eziwera mu nor’easter empola), olwo n’ekulukuta n’amaanyi n’edda mu nnyanja (ebb-surge). Extreme: Amayengo g’ennyanja agakuba \(2\text{ okutuuka ku }6\text{ mita}\) (\(6\text{ okutuuka ku }20\text{ feet}\)) obuwanvu gatambulira butereevu waggulu ku surge dome egulumiziddwa, nga gamenya bbugwe ow’omwaliiro ogwokubiri.
2. Storm Tide (Omugatte gw'amazzi agatunuuliddwa) Storm Surge + Normal Astronomical Tide nga zigatta wamu. Singa \(4\text{ mita}\) (\(13\text{ foot}\)) omuyaga ogukulukuta gukuba ku omuyaga ogw'amaanyi ogw'emmunyeenye (\(+1.5\text{ m}\) [\(+5\text{ ft}\)]), gukola \(5.5\text{ mita}\) (\(18\text{ foot}\)) Omuyaga. Entikko ezisongovu okwetoloola eddirisa ly’essaawa y’amayengo amangi ag’emmunyeenye; okulwawo okutuuka ku lukalu kw’omuyaga okumala essaawa 6 kuyinza okukyusa obuziba bw’amataba mita emu ku ssatu. Extreme nga surge peak ekwatagana n’amayengo amangi; ebifunfugu ebikuuma ku lubalama lw’ennyanja binaazibwa mangu nga bifuuse bifuuse (overwash).
3. King Tide (Perigean Spring Tide / "Okubooga kw'olunaku lw'omusana") 100% Gravitational Astronomy: Kibaawo emirundi 3 ku 4 omwaka nga Omwezi Omuggya oba Omwezi Omujjuvu (syzygy / spring tide) gukwatagana n’Omwezi okutuuka ku perigee (ekifo kyagwo ekisinga okumpi n’ensi), nga kwogasse n’okugaziwa kw’ennyanja mu sizoni. \(0.3\text{ okutuuka ku }1.2\text{ mita}\) (\(1\text{ okutuuka ku }4\text{ ffuuti}\)) waggulu okusinga amayengo amangi aga bulijjo. Emyezi egiteeberezebwa nga bukyali; emala essaawa 2 ku 4 okwetoloola peak high tide okumala ennaku 3 ku 5 ez’omuddiring’anwa. Amazzi amakkakkamu agakulukuta nga gayita mu midumu gy’omuyaga egy’oku nguudo ne ku myalo ku nnaku ez’omusana; efuuka ya katyabaga singa omuyaga gukuba mu kiseera kya King Tide.
4. Tsunami (Ebbibiro ly'ennyanja erya Seismic) Megathrust wansi w’amazzi musisi, okubutuka kw’olusozi oluvuuma wansi w’ennyanja, oba okubumbulukuka kw’ettaka ku nsozi z’oku lubalama lw’ennyanja nga kusengula empagi yonna ey’ennyanja eyeesimbye. \(1\text{ okutuuka ku }30+\text{ mita}\) (\(3\text{ okutuuka ku }100+\text{ ffuuti}\)) obuwanvu bw'okudduka. Etuuka nga omuddirirwa gw’amayengo ag’enjawulo ag’ekiseera ekiwanvu** **agawukana eddakiika 10 ku 60 mu ssaawa 6 ku 12; laba ebyaffe omulagirizi wa sunami. Egenda mu maaso nga ekiwonvu ekitabuse ekitambula amangu mu buziba bw’ennyanja yonna (\(500\text{ okutuuka ku }800\text{ km/h}\) mu mazzi amawanvu, \(35\text{ okutuuka ku }50\text{ km/h}\) ku lukalu).

Lwaki Ekika ky’Empewo kiri: Ensonga 5 ezikubisaamu obuwanvu bw’amayengo g’omuyaga

Tosalawongako bulabe bwa kibuyaga ng’okozesa ekipimo ky’empewo ekya Saffir-Simpson Hurricane Wind Scale yokka. Ebikubisaamu bitaano eby'ettaka n'embeera y'obudde bisobola okuleeta omuyaga "omunafu" ogw'omutendera 1 oba ogw'omutendera ogw'okubiri okuvaamu omuyaga ogw'ekika kya waggulu ennyo, ogutta okusinga omuyaga ogw'omutendera ogw'okuna ogw'ekika kya compact:

1. Shallow Offshore Bathymetry (Okuserengeta ku Ssemazinga) .

Mu mazzi g’ennyanja amawanvu, amazzi agasindikibwa empewo gatambula wansi era tegasobola kutuuma waggulu. Naye omuyaga bwe gusika amazzi okuyita mu ssemazinga agazi, agatali mawanvu, agaserengese mpola, gamba nga ku mabbali ga Gulf of Mexico (Louisiana, Mississippi, Alabama, West Florida, Texas), Bay of Bengal (Bangladesh ne Eastern India), North Sea (Netherlands, Germany, ebuvanjuba bwa Bungereza), oba Yellow Sea / East Ennyanja, okusikagana okwa wansi kutega amazzi ne kugawaliriza okutuuma waggulu mu kisenge ekinene ennyo. - Okugeraageranya: Omuyaga ogw’ekika kya 4 ogukuba enkindu Beach, Florida (ssemazinga w’egwa wansi mu mazzi amawanvu kiromita ntono zokka okuva ku nnyanja) guyinza okuvaamu \(2.5\text{ meter}\) (\(8\text{ foot}\)) surge, so ng’ate omuyaga ogw’ekika kya 3 ogulina sipiidi y’empewo y’emu ddala ng’ekuba shelf off etali nnene Gulf of Mexico Mississippi oba Southwest Florida efulumya \(6\text{ okutuuka ku }8.5\text{ mita}\) (\(20\text{ okutuuka ku }28\text{ foot}\)) omuyaga ogukulukuta.

2. Ebiwonvu, Amaloboozi, n’Emigga egy’Enkula y’Ensigo

Omuyaga bwe guyingira mu kifo ekigazi oba omugga ogufunda nga gugenda munda mu lukalu, gamba nga Tampa Bay, Chesapeake Bay, Galveston Bay, Long Island Sound / New York Harbor, Bristol Channel / Thames Estuary, oba Meghna River Estuary, olubalama lw’ennyanja olufunda lusika obuzito bw’amazzi agayingira mu kitundu ekitono era ekitono eky’omusalaba (coastal funneling / amplification), okuvuga obugulumivu bw’amazzi mita waggulu ku mutwe gw’ekizinga okusinga ku bbiici enzigule. Ekisinga obubi, enkuba ey’amaanyi etonnya wansi mu migga okuva munda mu nsi esisinkana amayengo g’ennyanja agajja waggulu ku mugga (compound flooding), n’ebooga ebibuga ebiri mu kiromita 30 ku 50 (mayiro 20 ku 30) waggulu w’omugga.

3. Radius y’omuyaga (Wind Field Size) ne Sipiidi y’omu maaso

Omuyaga ogulina ekifo ky’empewo ekinene ennyo (empewo ez’amaanyi g’omuyaga ogw’obutiti gye ziwanvuwa \(400\text{ okutuuka ku }600\text{ kilomita}\) [\(250\text{ okutuuka ku }375\text{ mayiro}\)] okuva wakati, nga omuyaga Ike mu 2008 oba omuyaga Sandy mu 2012) gusika obuzito obw’amaanyi ennyo obw’amazzi g’ennyanja okumala ennaku eziyise okutuuka ku lukalu (amasoboza ag’ekiddukano agagatta). Ne bwe kiba nti empewo y’omuyaga ey’oku ntikko ekka okutuuka ku mutendera 1 oba 2 nga tennakuba bbiici, olusozi olwo olunene ennyo olw’amazzi olutambula terusobola kuyimirira ne lugwa ku lukalu n’obugulumivu bw’amayengo obw’ekika kya 4 oba 5.

4. Ku ludda ki olw'eriiso ly'oli (The "Dirty Side" Quadrant) .

Olw’okuba emiyaga egy’amaanyi giyiringisibwa mu kkubo erikontana n’essaawa mu kitundu ky’obukiikakkono (ne mu kkoona ly’essaawa mu kitundu ky’obugwanjuba), omuyaga ogusinga obunene bulijjo gukuba ku lubalama lw’ennyanja olusangibwa mu Right-Front Quadrant mu Northern Hemisphere (ku ddyo w’eriiso nga bwe kitunuulirwa okuva mu kkubo ly’omuyaga ery’omu maaso, oba Left-Front Quadrant mu kitundu ky’obugwanjuba bw’ensi). Ku ludda olulala olw’eriiso, empewo z’oku nnyanja zisooka kufuuwa amazzi okufuluma mu bifo ebiyitibwa bays (nga zibikkula ebitosi ebikalu), amazzi ago ne gajja nga gawuluguma okudda mu nga back-side slosh surge ey’amaanyi **oluvannyuma lw’eddakiika ntono eriiso liyise.

5. Okudduka kw’amayengo n’amaanyi g’amazzi agazikiriza

Kiyuubi mita y’amazzi g’ennyanja ezitowa ttani ya metric ezisukka mu emu (\(1,025\text{ kg}\) oba \(2,260\text{ lb}\)). Singa omuyaga ogw’amaanyi guleeta \(3\text{ mita}\) (\(10\text{ feet}\)) obw’obuziba bw’amazzi agasirifu ku kizinga ekiziyiza, okumenya amayengo g’ennyanja \(2\text{ okutuuka ku }3\text{ mita}\) (\(6\text{ okutuuka ku }10\text{ feet}\)) waggulu kuvuga waggulu w’amazzi ago butereevu mu bitundu. Nga amazzi g’amataba gakyafuka ennyumba yokka, amayengo g’ennyanja agamenya nga gatambula ku \(15\text{ okutuuka ku }25\text{ km/h}\) (\(10\text{ okutuuka ku }15\text{ mph}\)) galeeta enkumi n’enkumi za kkiro z’amaanyi g’okukuba ku mabbali buli square mita, okusala amayumba okuva ku ntuumu z’embaawo oba seminti n’okukyusa emyalo egy’okutengejja, amaato, ne ttanka za propane ne zifuuka endiga ennume ezikuba ttani eziwera.

Engeri y'okusoma Maapu entongole ez'amayengo g'omuyaga ne "Feet Above Ground Level (AGL)".

Mu Amerika, ekitongole kya National Hurricane Center (NHC) kikozesa enkola ya SLOSH model (Sea, Lake, and Overland Surges from Hurricanes) okukola ebika bya maapu bibiri eby’enjawulo buli mutuuze w’oku lubalama lw’ennyanja by’alina okumanya okusoma:

Ekika kya Maapu Bw’oba Okikozesa Langi & Zooni Kye Bitegeeza
1. Maapu ya Zooni y’okusengula abantu mu kibuyaga ow’olubeerera (Zoni A, Zooni B, Zooni C, Zooni D, Zooni E; oba Emitendera 1 okutuuka ku 5) Nga Sizoni ya Hurricane tennabaawo (Pre-Planning) era nga owuliriza Ebiragiro by'okusengula abantu mu kitundu / Meeya w'essaza. Eggiddwa mu MOMs (Ekisinga obunene ku MEOWs: embeera z’amayengo ezisinga obubi ku buli mutendera gw’omuyaga n’obulagirizi). Zone A (typically Red) amataba gasooka kubooga ne mu kibuyaga entonotono ez’omu bitundu eby’obutiti oba emiyaga egy’ekika kya 1; Zone B (Orange) amataba mu mutendera 2; Zone C (Yellow) mu Category 3, n’ebirala.
2. Maapu y’amataba agayinza okugwa mu kiseera ekituufu (Inundation Graphic) Essaawa 48 okutuuka ku 72 Nga Omuyaga Omukambwe tegunnatuuka ku lukalu (etereezebwa buli ssaawa 6 buli luvannyuma lwa NHC okubuulirira). Alaga obuziba bw’amazzi obutuufu obusinga obubi (10% okusukka) ABOVE GROUND LEVEL (AGL) ku luguudo lwo lwennyini:
- Bbululu: \(>0.3\ekiwandiiko{ m}\) (\(>1\ekiwandiiko{ ft}\)) waggulu w'ettaka
- Ekyenvu: \(>0.9\text{ m}\) (\(>3\text{ ft}\)) waggulu w'ettaka (etengejja mmotoka, etta obulamu)
- Orange: \(>1.8\text{ m}\) (\(>6\text{ ft}\)) waggulu w'ettaka (annyika omwaliiro ogusooka ku mutwe gw'omuntu omukulu)
- Emmyuufu: \(>2.7\text{ m}\) (\(>9\text{ ft}\)) waggulu w'ettaka (etuuka ku mwaliiro ogw'okubiri / ebisenge by'akasolya).

Obulabe obw’enjuyi ebbiri: Forerunner Surge nga tebannatuuka ku lukalu ne ‘Ebb-Surge’ Oluvannyuma lw’omuyaga

Omuyaga gutta abantu bombi nga omuyaga tegunnatuuka ate oluvannyuma eggulu okulongooka: 1. (Gulf of Mexico) 2. Ebb-Surge (The Outgoing River of Seawater): Ekifo ky’omuyaga bwe kimala okuyita munda mu lukalu n’empewo ne zifuumuuka ku nnyanja, obuwumbi bwa liita z’amazzi g’ennyanja agasibiddwa mayiro munda mu lukalu zirina okukulukuta okudda mu nnyanja. ebb-surge eno eyoola emikutu emipya egy’obuziba butereevu okuyita mu bizinga ebiziyiza, enaaza enkola z’omutala okuva emabega, n’ekola emisinde egy’okutta egy’ekika kya rip-like currents egisenya abantu abafuluma ebweru amangu ddala ng’omuyaga guyiseewo.

Obulabe bw’omuliro mu mazzi g’omunnyo ag’omulembe: Mmotoka ez’amasannyalaze (EVs), e-bikes, ne bbaatule z’enjuba ez’awaka

(Gulf of Mexico)

  • Lwaki amazzi g’omunnyo galeeta omuliro gwa bbaatule ya EV ne e-bike essaawa oba ennaku OLUVANNYUMA lw’amazzi okukendeera: Omuyaga gw’ennyanja ogw’omunnyo bwe gunnyika wansi w’akagaali k’emmotoka ey’amasannyalaze (EV), plug-in hybrid, golf cart, electric scooter, oba e-bike, amazzi g’omunnyo agatambuza gakulukuta ne gayita ku rubber seals ne gayingira mu high-voltage battery pack oba battery management electronic electronics. Amazzi bwe gagenda gakulukuta, ebibanda by’omunnyo ebitambuza bivunda busbars z’ekikomo ne bireeta okuwuuma kw’amasannyalaze okw’omunda okuyita mu butoffaali, ne kivaako okudduka okw’ebbugumu okusukka \(800^\circ\text{C}\) okutuuka ku \(1,000^\circ\text{C}\) (\(1,500^\circ\text{F}\) to \(1,800^\circ\text{F}\)), oluusi mu kiseera ky'amataba, ate oluusi ennaku 2 okutuuka ku wiiki 2 ng'omuyaga guyise.
  • Amateeka 3 agakakatako agakwata ku bbaatule ya Lithium-Ion ku Zooni ezirimu omuyaga:
  • Nga tonnasenguka: Vuga EVs zonna, hybrids, ne golf carts okuva mu storm surge zone ogende mu paakingi eziri waggulu mu lukalu, era otambuze e-bikes zonna, e-scooters, n’ebikozesebwa mu masannyalaze ebya lithium waggulu oba naawe. Tolekangako EV oba e-bike ng’esimbye munda mu galagi eya wansi wansi w’amaka go mu kifo awaali omuyaga (omuliro gwa EV mu galagi eya wansi gujja kwokya ennyumba eri waggulu waayo nga loole ezizikiriza omuliro teziyinza kutuuka ku kizinga kyo ekiziyiza).
  • Singa ekigaali kya EV, hybrid, oba golf KYALANDIKIBWA mu mazzi g’omunnyo: TOGEZAAKO kutandika, kucaajinga, oba kuvuga mmotoka, era bwe kiba kisoboka, ssaako abakozi abasika mmotoka bagitambuze waakiri mita 15 (fuuti 50) ebweru okuva ku mayumba gonna n’emmotoka endala ku pavement enzigule.
  • Kuba 911 / 112 / 999 amangu ddala bw’owulira amaloboozi agawuuma, agawuuma, oba agafuuwa enfuufu, owunyiriza akawoowo akawooma ak’ekizimbulukusa ky’eddagala, oba olaba omukka omweru/enzirugavu nga guva wansi ku bbugwe wa EV oba bbaatule ya bbaatule ey’awaka eyonoonese amataba.

Okudda obulungi oluvannyuma lw’amazzi agakulukuta: Ebinnya by’okusenya ku lubalama lw’ennyanja, Vibrio vulnificus, n’okukulukuta kwa ggaasi

Okudda ku kizinga ekiziyiza oba ekitundu ekiri ku lubalama lw’ennyanja oluvannyuma lw’omuyaga okukendeera kitwala obulabe obw’amaanyi mu mubiri n’ebiramu:

  1. Ebituli by’okusenya ku lubalama lw’ennyanja ebikwese n’oluguudo olunyigirizibwa: Amayengo g’omuyaga agatambula n’amazzi agakulukuta agakulukuta gayoola ebinnya ebiwanvu wansi w’amazzi (ebinnya ebisekula \(1\text{ okutuuka ku }3\text{ mita}\) [\(3\text{ okutuuka ku }10\text{ feet}\)] obuziba) okwetooloola ddala ebikondo by’omutala, ebisenge by’ennyanja, n’entuumu z’amayumba, ne binaaza omusenyu wansi enguudo za kolaasi ate nga zisigaza ekikuta ekigonvu ekya blacktop nga kiwanikiddwa mu bbanga. Tovugangako ku nguudo z’oku lubalama lw’ennyanja ezibikkiddwa omusenyu ogusukkiridde okutuusa ng’abakozi b’oluguudo olukulu bazikebedde, era onoonye mu maaso n’omuggo bw’oba ​​otambula mu mazzi agayimiridde.
  2. (Gulf of Mexico)
  3. Ebisolo by’omu nnyanja ebisenguddwa ne ttanka za Propane/amafuta ezitengejja: Omuyaga ogudda emabega gutega emisota egy’obutwa, enseenene ezikwata omuliro (ezikola ebiwujjo ebiramu ebitengejja waggulu ku mazzi g’amataba), stingrays, ne alligators munda mu galagi n’ebisenge ebiri wansi, ate nga zikutula layini za propane ne ggaasi ow’obutonde wansi w’ettaka. Bw’oba ​​owunya akawoowo ka ggaasi w’amagi avunze oba ng’owulira okuwuuma ng’okomyewo, fuluma mu kifo kino amangu ddala nga tokyusizza switch ya ttaala yonna.

Ebibuuzo ebitera okubuuzibwa

Why can a Category 1 or Category 2 hurricane produce a 4.5-meter (15-foot) storm surge when the wind is "only" 150 km/h (95 mph)?

The Saffir-Simpson Hurricane Wind Scale (Category 1 through 5) measures only the peak 1-minute sustained wind speed near the eye at the moment of measurement; it completely ignores the physical size (radius) of the storm's wind field, how fast the storm was earlier over open water, how slowly it is moving, and the depth of the ocean floor. When a geographically enormous hurricane (like Hurricane Ike in 2008 or Sandy in 2012) pushes water for days across a shallow continental shelf, it builds a massive dome of moving ocean water that keeps its momentum even if the peak winds weaken to Category 1 or 2 right before hitting the beach.

What does "6 feet Above Ground Level (AGL)" mean on a National Hurricane Center storm surge map, and why is it different from tide table numbers?

In past decades, surge heights were often reported relative to sea level or complex surveying datums (like NAVD88 or Mean Lower Low Water), which required residents to subtract their property's elevation above sea level to figure out if their house would flood. Today's NHC Potential Storm Surge Flooding Map already subtracts your land elevation for you: "6 feet (1.8 meters) Above Ground Level (AGL)" literally means that standing ocean water can reach 1.8 meters (6 feet) deep on top of the dry ground where you are standing, BEFORE adding the additional height of breaking waves on top of that water.

If my coastal home is elevated on 3-meter (10-foot) concrete or wood pilings, why do authorities still order me to evacuate for a Storm Surge Warning?

Even if your elevated living floor remains a foot above the peak surge and wave crests, staying behind on a barrier island during a major storm surge is life-threatening for four reasons: first, breaking ocean waves and floating battering rams (boats, docks, trees, and propane tanks) frequently snap pilings or scour away the sand foundation supporting them; second, a saltwater fire in a ground-floor garage or neighbor's house will burn your home down while fire trucks are blocked by 2 meters of ocean water on the causeway; third, all water mains, sewer systems, and electrical grids on barrier islands are destroyed by surge scouring, leaving you stranded for days without drinking water or medical rescue; and fourth, surge forecasts can easily jump by 1 to 2 meters if a storm wobbles 20 miles left or right.

What is a "King Tide," and why does it cause coastal streets to flood on a completely sunny day with zero wind?

King Tide is the popular non-scientific term for the highest astronomical tides of the year, known scientifically as perigean spring tides. They happen 3 to 4 times a year when two astronomical alignments occur at the exact same time: the Earth, Moon, and Sun line up in a straight line during a New Moon or Full Moon (combining solar and lunar gravity into a spring tide), AND the Moon reaches perigee, the closest point to Earth in its elliptical 28-day orbit. This extra gravitational pull raises high tide 0.3 to 1.2 meters (1 to 4 feet) above normal, forcing seawater backward up through storm drains and over low seawalls under clear blue skies.

Why must you never climb into a closed attic to escape rising storm surge water unless you have an axe or roof window?

Storm surge can rise 2 to 4 meters (6 to 13 feet) inside a single-story or split-level home in less than 30 minutes as a storm makes landfall or a levee overtops. If you climb up the pull-down ladder into an enclosed attic that has no walk-out dormer window or skylight, the rising water quickly seals the ceiling hatch below you and continues rising into the attic rafters; without a heavy axe, sledgehammer, or reciprocating saw to smash through solid 19-millimeter (3/4-inch) plywood roof sheathing and hurricane straps, it is physically impossible to punch your way out with bare hands, resulting in drowning.

Why do police lock down barrier island bridges hours before the hurricane arrives, even when the bridge pavement is high and dry?

Coastal high-span bridges sit 15 to 40 meters (50 to 130 feet) up in the air over open water with zero windbreak. As soon as sustained winds reach tropical-storm force of 63 to 72 km/h (39 to 45 mph), which often happens 12 to 18 hours before the eye of a hurricane makes landfall, wind gusts at the top of the bridge arch easily exceed 90 to 110 km/h (55 to 70 mph), enough to flip high-profile ambulances, fire trucks, RVs, and SUVs sideways over the guardrail; meanwhile, low-lying approach roads on either end of the bridge flood early from forerunner storm surge. Once bridges are closed, no emergency responder can cross until winds drop after the storm.

Ensonda zeekebeddwa

  • National Hurricane Center (NHC / NOAA, United States): Okulambika kw’amayengo g’omuyaga, SLOSH Model (Ennyanja, Ennyanja, n’amayengo ag’oku lukalu okuva mu muyaga) Ebiwandiiko eby’ekikugu, Maapu y’amataba agayinza okugwa mu kibuyaga (AGL), n’ennyonnyola z’okulondoola/okulabula ku mazzi g’omuyaga.
  • Empeereza y’eggwanga ey’ennyanja (NOS / NOAA, Amerika): Ekiyaka kya King Tide (Perigean Spring Tide) kye ki? Endowooza z’amataba agakulukuta n’okulinnya kw’obugulumivu bw’ennyanja mu by’ekikugu.
  • Ekitongole ky’ensi yonna ekivunaanyizibwa ku mbeera y’obudde (WMO): Enteekateeka y’okulondoola omuyaga (SSWS) n’enkola y’okulabula nga bukyali ku muyaga ogw’amaanyi mu nsi yonna / amataba g’oku lubalama lw’ennyanja.
  • Ofiisi y’ebyobulambuzi (Bungereza) n’ekitongole ekivunaanyizibwa ku butonde bw’ensi (Bungereza): Okuteebereza amataba ku lubalama lw’ennyanja mu Bungereza, Enkola y’okulabula ku mazzi g’omuyaga gw’ennyanja North Sea (eby’okuyiga okuva mu mayengo g’ennyanja North Sea mu 1953 ne 2013), n’enkola z’okulabula amataba ag’amaanyi.
  • Ekitongole kya Federo ekivunaanyizibwa ku mbeera ez’amangu (FEMA, Amerika) n’ekibiina ekivunaanyizibwa ku kukuuma omuliro mu ggwanga (NFPA, Amerika): Ekitabo ky’okuzimba ku lubalama lw’ennyanja (FEMA P-55) ne Ekiwandiiko ekibuulirira ku muliro ogudduka mu bbugumu mu mazzi g’omunnyo.

Ebiragiro ebikwatagana nabyo