023 WGZS50 NSTU 171307 FFWPPG ASZ001-171600- BULLETIN - EAS ACTIVATION REQUESTED Flash Flood Warning National Weather Service Pago Pago AS 207 AM SST Wed Sep 17 2025 The National Weather Service in Pago Pago has issued a * Flash Flood Warning for Tutuila Aunuu * Damage Threat Considerable * Until 5 AM SST * At 202 AM, Rain gauge indicated heavy rainfall near NWS Pago Pago. Flash flooding is imminent or already occurring. HAZARD...Flash flooding caused by heavy rain. SOURCE...Rain gauge indicated over four inches of rainfall in the past two hours at NWS Pago Pago. Additional heavy rainfall is expected over the coming hours. IMPACT...Significant and life threatening flooding in drainages, streams, rivers, roads, properties and other low lying areas. Multiple road closures expected, as well as landslides in steep terrain. PRECAUTIONARY/PREPAREDNESS ACTIONS... A flash flood warning means that flooding is imminent or occurring within the warned area. The heavy rains may cause rock and mudslides in steep terrain areas. Stay away from streams, rivers, drainage ditches, and culverts, even if they are currently dry. Do not cross fast flowing water in your vehicle, or on foot. Find an alternate route. Turn around, don't drown. ADDITIONAL INFORMATION...Considerable impacts, such as flooding of homes and widespread landslides are possible, especially in the Tafuna - Nu'uuli area where rain gauges have measured the heaviest rainfall accumulations. && LAPATAIGA MO LOLOGA MA TAFEGA OFISA O LE TAU PAGO PAGO AS 205 VAVEAO ASO LULU SETEMA 17 2025 UA TUUINA ATU E LE OFISA O LE TAU I TAFUNA SE * LAPATAIGA MO LOLOGA MA TAFEGA MO Tutuila Aunuu * SE'IA OO I LE 5 AM SST * I LE 202 AM, o nei timuga mamafa sa faamaumau e masini fua timu NWS Pago Pago. O nei timuga ua fa'atupula'ia ai lologa ma tafega i le taimi nei po o se taimi lata mai. LAMATAIGA...O timuga mamafa e faatupula'ia ai lologa ma timuga. PUNAVAI O FAAMATALAGA...O nei timuga sa faamaumau e masini fua timu. AAFIAGA...O lologa ma tafega e malolosi i alavai, auvai, aualatele ma nofoaga maualalo. E ono tapunia auala e faafaigata ona faafoe ai lau taavale. E mafai fo'i ona solo eleele mai i mauga ma nofoanga mapu'epu'e. PRECAUTIONARY/PREPAREDNESS ACTIONS... O le uiga o le lapataiga mo lologa ma tafega, ua iai lologa ma tafega i le taimi nei po o se taimi lata mai. O timuga mamafa e mafai ona solo ai ma'a ma eleele i nofoaga mapu'epu'e. Fa'amolemole, ia faamamao ese mai alavai ma auvai ona o le si'isi'i vave. Aua ne'i savalia pe uia auala ua malolosi tafega ma lologa. Fa'amolemole, ia fa'autagiaina lenei lapata'iga mo lau saogalemu. && FLASH FLOOD...RAIN GAUGE INDICATED FLASH FLOOD DAMAGE THREAT...CONSIDERABLE $$  325 WHUS53 KMQT 171326 SMWMQT LMZ221-171430- /O.NEW.KMQT.MA.W.0109.250917T1326Z-250917T1430Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Special Marine Warning National Weather Service Marquette MI Issued by National Weather Service Gaylord MI 926 AM EDT Wed Sep 17 2025 The National Weather Service in Marquette has issued a * Special Marine Warning for... Green Bay North of line from Cedar River MI to Rock Island Passage... * Until 1030 AM EDT. * At 925 AM EDT, a strong thunderstorm was located 10 nm northeast of Minneapolis Shoal, moving east at 10 knots. HAZARD...Wind gusts 34 knots or greater and small hail. SOURCE...Radar. IMPACT...Small craft could be damaged in briefly higher winds and suddenly higher waves. * The strong thunderstorm will remain over mainly open waters. PRECAUTIONARY/PREPAREDNESS ACTIONS... Move to safe harbor until hazardous weather passes. && LAT...LON 4563 8698 4582 8697 4582 8694 4575 8691 4582 8684 4589 8682 4590 8647 4580 8650 4582 8644 4576 8644 4575 8653 4572 8652 4571 8658 4567 8659 4563 8665 TIME...MOT...LOC 1325Z 271DEG 12KT 4573 8686 HAIL...<.75IN WIND...>34KTS $$ JPB  868 WHUS52 KKEY 171340 SMWKEY GMZ052-072-171430- /O.NEW.KKEY.MA.W.0342.250917T1340Z-250917T1430Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Special Marine Warning National Weather Service Key West FL 940 AM EDT Wed Sep 17 2025 The National Weather Service in Key West has issued a * Special Marine Warning for... Straits of Florida from Ocean Reef to Craig Key out 60 nm... * Until 1030 AM EDT. * At 940 AM EDT, a strong thunderstorm was located 15 nm southeast of Spiegel Grove. The strong thunderstorm was nearly stationary. HAZARD...Wind gusts 34 knots or greater. SOURCE...Radar. IMPACT...Expect wind gusts in excess of 34 knots, suddenly higher waves, frequent lightning, and heavy downpours. * The strong thunderstorm will remain over mainly open waters. PRECAUTIONARY/PREPAREDNESS ACTIONS... Prepare for wind gusts in excess of 34 knots, steep and fast-building seas, frequent lightning, and blinding downpours. Stay low or go below, and make sure all on board are wearing life jackets. && LAT...LON 2509 7995 2482 7996 2479 8023 2514 8023 TIME...MOT...LOC 1340Z 089DEG 2KT 2493 8006 HAIL...0.00IN WIND...>34KTS $$ AJP  796 WHUS52 KMFL 171345 SMWMFL AMZ670-171415- /O.NEW.KMFL.MA.W.0362.250917T1345Z-250917T1415Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Special Marine Warning National Weather Service Miami FL 945 AM EDT Wed Sep 17 2025 The National Weather Service in Miami has issued a * Special Marine Warning for... Waters from Jupiter Inlet to Deerfield Beach FL from 20 to 60 NM... * Until 1015 AM EDT. * At 945 AM EDT, a severe thunderstorm capable of producing waterspouts was located 50 nm east of Palm Beach Shores, moving northeast at 10 knots. HAZARD...Waterspouts and wind gusts 34 knots or greater. SOURCE...Radar. IMPACT...Waterspouts can easily overturn boats and create locally hazardous seas. Small craft could be damaged in briefly higher winds and suddenly higher waves. * The severe thunderstorm will remain over mainly open waters. PRECAUTIONARY/PREPAREDNESS ACTIONS... Move to safe harbor until hazardous weather passes. Report severe weather to the Coast Guard or the National Weather Service. You can also share your report with NWS Miami on Facebook and Twitter. && LAT...LON 2654 7904 2657 7940 2698 7938 2698 7905 2697 7904 2692 7904 2684 7903 TIME...MOT...LOC 1345Z 216DEG 12KT 2684 7911 WATERSPOUT...POSSIBLE HAIL...0.00IN WIND...>34KTS $$ Fisher  501 WGUS73 KABR 171348 FFSABR Flash Flood Statement National Weather Service Aberdeen SD 848 AM CDT Wed Sep 17 2025 SDC039-057-171545- /O.CON.KABR.FF.W.0015.000000T0000Z-250917T1545Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ Deuel SD-Hamlin SD- 848 AM CDT Wed Sep 17 2025 ...FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 1045 AM CDT THIS MORNING FOR SOUTHWESTERN DEUEL AND SOUTHEASTERN HAMLIN COUNTIES... At 848 AM CDT, Doppler radar indicated thunderstorms producing heavy rain across the warned area. Between 3 and 5 inches of rain have fallen. Flooding impacts will continue, but no additional rainfall is expected. Flash flooding is ongoing or expected to begin shortly. HAZARD...Flash flooding caused by thunderstorms. SOURCE...Radar. IMPACT...Flash flooding of small creeks and streams, urban areas, highways, streets and underpasses as well as other poor drainage and low-lying areas. Some locations that will experience flash flooding include... Estelline, Lake Poinsett, Poinsett Colony, Dempster and Stone Bridge. PRECAUTIONARY/PREPAREDNESS ACTIONS... Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. && LAT...LON 4471 9676 4460 9665 4454 9671 4454 9689 4454 9697 4454 9706 4454 9708 4463 9706 4472 9692 FLASH FLOOD...RADAR INDICATED $$ SRF  704 WHUS52 KKEY 171352 SMWKEY GMZ033-171415- /O.NEW.KKEY.MA.W.0343.250917T1352Z-250917T1415Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Special Marine Warning National Weather Service Key West FL 952 AM EDT Wed Sep 17 2025 The National Weather Service in Key West has issued a * Special Marine Warning for... Gulf Waters from East Cape Sable to Chokoloskee 20 to 60 nm out and beyond 5 fathoms... * Until 1015 AM EDT. * At 952 AM EDT, a strong thunderstorm was located 11 nm northeast of P Tower, moving northwest at 10 knots. HAZARD...Wind gusts 34 knots or greater. SOURCE...Radar. IMPACT...Expect wind gusts in excess of 34 knots, suddenly higher waves, frequent lightning, and heavy downpours. * The strong thunderstorm will remain over mainly open waters. PRECAUTIONARY/PREPAREDNESS ACTIONS... Prepare for wind gusts in excess of 34 knots, steep and fast-building seas, frequent lightning, and blinding downpours. Stay low or go below, and make sure all on board are wearing life jackets. && LAT...LON 2523 8168 2516 8187 2535 8204 2548 8177 TIME...MOT...LOC 1352Z 152DEG 9KT 2527 8182 HAIL...0.00IN WIND...>34KTS $$ AJP  549 FZUS73 KMQT 171352 MWSMQT Marine Weather Statement National Weather Service Marquette MI Issued by National Weather Service Gaylord MI 952 AM EDT Wed Sep 17 2025 LMZ221-171430- /O.CON.KMQT.MA.W.0109.000000T0000Z-250917T1430Z/ 952 AM EDT Wed Sep 17 2025 ...A SPECIAL MARINE WARNING REMAINS IN EFFECT UNTIL 1030 AM EDT... For the following areas... Green Bay North of line from Cedar River MI to Rock Island Passage... At 951 AM EDT, a strong thunderstorm was located 12 nm northwest of Point Detour, or 12 nm northeast of Minneapolis Shoal, moving east at 5 knots. HAZARD...Wind gusts 30 knots or greater and small hail. SOURCE...Radar indicated. IMPACT...Small craft could be damaged in briefly higher winds and suddenly higher waves. The strong thunderstorm will remain over mainly open waters. PRECAUTIONARY/PREPAREDNESS ACTIONS... Move to safe harbor until hazardous weather passes. && LAT...LON 4563 8698 4575 8691 4577 8687 4582 8684 4589 8682 4589 8667 4590 8647 4575 8653 4570 8659 4567 8659 4567 8662 4563 8665 TIME...MOT...LOC 1351Z 262DEG 6KT 4575 8681 HAIL...<.75IN WIND...>34KTS $$ JPB  102 WHUS52 KKEY 171359 SMWKEY GMZ033>035-044-054-055-171430- /O.NEW.KKEY.MA.W.0344.250917T1359Z-250917T1430Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Special Marine Warning National Weather Service Key West FL 959 AM EDT Wed Sep 17 2025 The National Weather Service in Key West has issued a * Special Marine Warning for... Hawk Channel and Straits of Florida from west end of Seven Mile Bridge to 20 nm west of Dry Tortugas out 20 nm... Gulf Waters from East Cape Sable to Chokoloskee 20 to 60 nm out and beyond 5 fathoms... Gulf of America from west end of Seven Mile Bridge to Halfmoon Shoal out to 5 fathoms... Gulf of America including Dry Tortugas and Rebecca Shoal Channel... * Until 1030 AM EDT. * At 959 AM EDT, a strong thunderstorm was located near Halfmoon Shoal Light, moving northwest at 10 knots. HAZARD...Wind gusts 34 knots or greater. SOURCE...Radar. IMPACT...Expect wind gusts in excess of 34 knots, suddenly higher waves, frequent lightning, and heavy downpours. * Locations in the warning include... Rebecca Shoal Light, New Ground Rocks Light, and Halfmoon Shoal Light. PRECAUTIONARY/PREPAREDNESS ACTIONS... Prepare for wind gusts in excess of 34 knots, steep and fast-building seas, frequent lightning, and blinding downpours. Stay low or go below, and make sure all on board are wearing life jackets. && LAT...LON 2447 8235 2437 8260 2459 8279 2474 8245 TIME...MOT...LOC 1359Z 152DEG 9KT 2449 8255 HAIL...0.00IN WIND...>34KTS $$ AJP