152 WGUS73 KFSD 302202 FFSFSD Flash Flood Statement National Weather Service Sioux Falls SD 502 PM CDT Sat Aug 30 2025 IAC119-141-167-302300- /O.CON.KFSD.FF.W.0023.000000T0000Z-250830T2300Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ Lyon IA-O'Brien IA-Sioux IA- 502 PM CDT Sat Aug 30 2025 ...FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 6 PM CDT THIS EVENING FOR SOUTHEASTERN LYON, NORTHWESTERN O'BRIEN AND NORTHEASTERN SIOUX COUNTIES... At 502 PM CDT, Doppler radar indicated thunderstorms producing heavy rain across the warned area. Between 2 and 4 inches of rain have fallen. The expected rainfall rate is 0.5 to 1 inch in 1 hour. 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... Sheldon, Archer and Matlock. PRECAUTIONARY/PREPAREDNESS ACTIONS... Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. && LAT...LON 4329 9587 4329 9586 4326 9586 4326 9582 4314 9566 4310 9573 4315 9587 4327 9599 FLASH FLOOD...RADAR INDICATED EXPECTED RAINFALL RATE...0.5-1 INCH IN 1 HOUR $$ JM  136 WHUS52 KKEY 302224 SMWKEY GMZ052-072-302330- /O.NEW.KKEY.MA.W.0243.250830T2224Z-250830T2330Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Special Marine Warning National Weather Service Key West FL 624 PM EDT Sat Aug 30 2025 The National Weather Service in Key West has issued a * Special Marine Warning for... Straits of Florida from Ocean Reef to Craig Key out 60 nm... * Until 730 PM EDT. * At 623 PM EDT, a strong thunderstorm was located 18 nm southeast of The Elbow Light, moving southeast at 10 knots. HAZARD...Wind gusts 34 knots or greater. SOURCE...National Weather Service Meteorologist. IMPACT...Expect wind gusts in excess of 34 knots, suddenly higher waves, frequent lightning, and heavy downpours. * The strong thunderstorm will remain over mainly open waters. PRECAUTIONARY/PREPAREDNESS ACTIONS... Prepare for wind gusts in excess of 34 knots, steep and fast-building seas, frequent lightning, and blinding downpours. Stay low or go below, and make sure all on board are wearing life jackets. && LAT...LON 2499 8011 2507 7993 2481 7974 2470 8001 TIME...MOT...LOC 2223Z 334DEG 8KT 2497 7999 HAIL...0.00IN WIND...>34KTS $$ 11  704 WHUS52 KKEY 302228 SMWKEY GMZ054-074-302330- /O.NEW.KKEY.MA.W.0244.250830T2228Z-250830T2330Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Special Marine Warning National Weather Service Key West FL 628 PM EDT Sat Aug 30 2025 The National Weather Service in Key West has issued a * Special Marine Warning for... Straits of Florida from west end of Seven Mile Bridge to Halfmoon Shoal out 60 nm... * Until 730 PM EDT. * At 628 PM EDT, a strong thunderstorm was located near Wood's Wall West Crack, moving southeast at 15 knots. HAZARD...Wind gusts 34 knots or greater. SOURCE...National Weather Service Meteorologist. IMPACT...Expect wind gusts in excess of 34 knots, suddenly higher waves, frequent lightning, and heavy downpours. * Locations in the warning include... Wood's Wall West Crack. PRECAUTIONARY/PREPAREDNESS ACTIONS... Boaters should seek safe harbor as quickly, and as safely as possible. When downpours reduce visibility, slow down. && LAT...LON 2418 8202 2434 8192 2418 8153 2395 8169 TIME...MOT...LOC 2228Z 301DEG 13KT 2423 8191 HAIL...0.00IN WIND...>34KTS $$ 11  357 WGUS54 KMAF 302252 FFWMAF TXC043-377-310200- /O.NEW.KMAF.FF.W.0099.250830T2252Z-250831T0200Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ BULLETIN - EAS ACTIVATION REQUESTED Flash Flood Warning National Weather Service Midland/Odessa TX 552 PM CDT Sat Aug 30 2025 The National Weather Service in Midland/Odessa has issued a * Flash Flood Warning for... Northwestern Brewster County in southwestern Texas... Northeastern Presidio County in southwestern Texas... * Until 900 PM CDT. * At 552 PM CDT, Doppler radar indicated thunderstorms producing heavy rain across the warned area. Between 1 and 2 inches of rain have fallen. The expected rainfall rate is 1 to 2 inches in 1 hour. Flash flooding is ongoing or expected to begin shortly. HAZARD...Flash flooding caused by thunderstorms. SOURCE...Radar. IMPACT...Flash flooding of small creeks and streams, urban areas, highways, streets and underpasses as well as other poor drainage and low-lying areas. * Some locations that will experience flash flooding include... Alpine, Alpine-Casparis Municipal Airport and Paisano Pass. This includes the following streams and drainages... Moss Creek, Alamito Creek, Antelope Draw, Paisano Creek, Barillos Creek and Dugout Creek. PRECAUTIONARY/PREPAREDNESS ACTIONS... Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Be aware of your surroundings and do not drive on flooded roads. In hilly terrain there are hundreds of low water crossings which are potentially dangerous in heavy rain. Do not attempt to cross flooded roads. Find an alternate route. && LAT...LON 3046 10329 3026 10349 3021 10393 3041 10393 3041 10391 3041 10390 3041 10387 3041 10385 3041 10380 3048 10370 FLASH FLOOD...RADAR INDICATED EXPECTED RAINFALL RATE...1-2 INCHES IN 1 HOUR $$ Chehak  006 WGUS73 KFSD 302255 FFSFSD Flash Flood Statement National Weather Service Sioux Falls SD 555 PM CDT Sat Aug 30 2025 IAC119-141-167-302305- /O.EXP.KFSD.FF.W.0023.000000T0000Z-250830T2300Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ Lyon IA-O'Brien IA-Sioux IA- 555 PM CDT Sat Aug 30 2025 ...FLASH FLOOD WARNING WILL EXPIRE AT 6 PM CDT THIS EVENING FOR SOUTHEASTERN LYON, NORTHWESTERN O'BRIEN AND NORTHEASTERN SIOUX COUNTIES... The heavy rain has ended. Flooding is no longer expected to pose a threat. Please continue to heed remaining road closures. && LAT...LON 4329 9587 4329 9586 4326 9586 4326 9582 4314 9566 4310 9573 4315 9587 4327 9599 $$ JM