693 WUUS55 KBYZ 070905 SVRBYZ MTC065-071000- /O.NEW.KBYZ.SV.W.0148.260907T0905Z-260907T1000Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Warning National Weather Service Billings MT 305 AM MDT Mon Sep 7 2026 The National Weather Service in Billings has issued a * Severe Thunderstorm Warning for... Northeastern Musselshell County in central Montana... * Until 400 AM MDT. * At 305 AM MDT, a severe thunderstorm was located 16 miles northeast of Roundup, moving northeast at 25 mph. HAZARD...60 mph wind gusts and half dollar size hail. SOURCE...Radar indicated. IMPACT...Hail damage to vehicles is expected. Expect wind damage to roofs, siding, and trees. * Locations impacted include... Melstone and Musselshell. PRECAUTIONARY/PREPAREDNESS ACTIONS... Seek shelter inside a well-built structure and stay away from windows. This storm is capable of producing damaging winds and large hail. Torrential rainfall is also occurring with this storm and may lead to flash flooding. Do not drive your vehicle through flooded roadways. Report severe weather to your nearest law enforcement agency or the National Weather Service office in Billings MT. && LAT...LON 4649 10833 4667 10857 4675 10836 4676 10784 4673 10782 4671 10783 4671 10782 4670 10782 4669 10781 4667 10780 4665 10782 4664 10782 4664 10781 4663 10781 4662 10782 4661 10782 4660 10784 4660 10780 4654 10780 TIME...MOT...LOC 0905Z 241DEG 20KT 4661 10832 HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...1.25 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$  899 WGUS52 KGSP 070920 FFWGSP NCC111-161-071315- /O.NEW.KGSP.FF.W.0015.260907T0920Z-260907T1315Z/ /00000.U.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ BULLETIN - EAS ACTIVATION REQUESTED Flash Flood Warning National Weather Service Greenville-Spartanburg SC 520 AM EDT Mon Sep 7 2026 The National Weather Service in Greenville-Spartanburg has issued a * Flash Flood Warning for... South Central McDowell County in western North Carolina... Northwestern Rutherford County in western North Carolina... * Until 915 AM EDT. * At 520 AM EDT, Emergency management reported minor flooding occurring in the Sugar Hill community of McDowell County. Slow-moving heavy downpours have been ongoing in McDowell County since very early Monday morning, and heavy rain now has begun in northwest Rutherford County. Between 2 and 4 inches of rain have fallen in portions of these areas, and additional rainfall amounts of 0.5 to 2 inches are possible through mid-morning. Flash flooding is ongoing or expected to begin shortly. HAZARD...Flash flooding caused by heavy showers and thunderstorms. SOURCE...Emergency management reported. 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... Lake Lure, Chimney Rock Village, Chimney Rock State Park, Shingle Hollow, Sugar Hill and Fero. Flooding was reported on Montford Cove Rd south of Sugar Hill. Morgan Creek and Cove Creek will be particularly subject to flooding this morning. Cedar Creek, Bills Creek, Youngs Creek, and Piney Creek in northwest Rutherford County also are likely to experience rapid rises. PRECAUTIONARY/PREPAREDNESS ACTIONS... Only when it is safe to do so, please report flooding or landslides threatening roads or property to the National Weather Service Greenville-Spartanburg by calling 1...800...2 6 7...8 1 0 1, by posting on our Facebook page, or by posting on X using hashtag NWSGSP. Your message should describe the specific location, address, or intersection where impacts occurred and the depth of flooding observed. Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Be especially cautious at night when it is harder to recognize the dangers of flooding. 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 3550 8222 3551 8223 3552 8223 3553 8217 3566 8209 3565 8204 3561 8203 3559 8198 3546 8205 3538 8211 3541 8215 3541 8217 3540 8218 3540 8221 3543 8222 3546 8225 FLASH FLOOD...OBSERVED $$ JCW  492 WWUS55 KBYZ 070926 SVSBYZ Severe Weather Statement National Weather Service Billings MT 326 AM MDT Mon Sep 7 2026 MTC065-071000- /O.CON.KBYZ.SV.W.0148.000000T0000Z-260907T1000Z/ Musselshell MT- 326 AM MDT Mon Sep 7 2026 ...SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 4 AM MDT FOR NORTHEASTERN MUSSELSHELL COUNTY... At 326 AM MDT, a severe thunderstorm was located 15 miles west of Melstone, or 24 miles northeast of Roundup, moving northeast at 25 mph. HAZARD...60 mph wind gusts and quarter size hail. SOURCE...Radar indicated. IMPACT...Hail damage to vehicles is expected. Expect wind damage to roofs, siding, and trees. Locations impacted include... Melstone and Musselshell. PRECAUTIONARY/PREPAREDNESS ACTIONS... Seek shelter inside a well-built structure and stay away from windows. This storm is capable of producing damaging winds and large hail. Torrential rainfall is also occurring with this storm and may lead to flash flooding. Do not drive your vehicle through flooded roadways. Report severe weather to your nearest law enforcement agency or the National Weather Service office in Billings MT. && LAT...LON 4650 10822 4671 10847 4675 10836 4676 10784 4673 10782 4673 10783 4671 10783 4671 10782 4670 10782 4667 10780 4665 10782 4664 10782 4664 10781 4663 10781 4662 10782 4661 10782 4660 10784 4660 10780 4654 10780 TIME...MOT...LOC 0905Z 241DEG 20KT 4662 10831 HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...1.00 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$  753 FZUS74 KLIX 070929 MWSLIX Marine Weather Statement National Weather Service New Orleans LA 429 AM CDT Mon Sep 7 2026 GMZ541-551-553-071100- 429 AM CDT Mon Sep 7 2026 The areas affected include... Terrebonne Bay... Coastal Waters from Port Fourchon LA to Lower Atchafalaya River LA out 20 nm... Coastal Waters from Southwest Pass of the Mississippi River to Port Fourchon LA out 20 nm... * At 429 AM CDT, Doppler radar indicated strong thunderstorms, capable of producing winds to around 30 knots and multiple simultaneous waterspouts. These strong thunderstorms were located along a line from Isle Derniers to just south of Port Fourchon, or 20 NM southeast of Grand Isle, and is stationary. Locations impacted include... Timbalier Island, Timbalier Bay, Terrebonne Bay, Louisiana Offshore Oil Port, Isle Derniers and Caillou Bay. PRECAUTIONARY/PREPAREDNESS ACTIONS... Report severe weather to the Coast Guard or nearest law enforcement agency. They will relay your report to the National Weather Service office. Mariners can expect gusty winds to around 30 knots, locally higher waves, possibly a waterspout and lightning strikes. Boaters should seek safe harbor immediately until these storms pass. && LAT...LON 2931 9094 2927 9078 2924 9076 2922 9078 2921 9075 2926 9068 2917 9023 2913 9019 2915 9016 2906 8962 2881 8968 2883 8980 2892 8982 2885 8993 2891 9037 2904 9100 TIME...MOT...LOC 0926Z 0DEG 0KT 2915 9082 2905 9034 2896 8980 $$ MEFFER  145 WGUS73 KFSD 070935 FFSFSD Flash Flood Statement National Weather Service Sioux Falls SD 435 AM CDT Mon Sep 7 2026 IAC149-193-071100- /O.CON.KFSD.FF.W.0015.000000T0000Z-260907T1100Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ Plymouth IA-Woodbury IA- 435 AM CDT Mon Sep 7 2026 ...FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 6 AM CDT EARLY THIS MORNING FOR SOUTHEASTERN PLYMOUTH AND NORTHEASTERN WOODBURY COUNTIES... At 435 AM CDT, Doppler radar and automated rain gauges indicated thunderstorms producing heavy rain across the warned area. Between 3 and 4.5 inches of rain have fallen. Additional rainfall amounts up to 0.5 inches are possible in the warned area. Flash flooding is ongoing or expected to begin shortly. HAZARD...Flash flooding caused by thunderstorms. SOURCE...Radar and automated gauges. 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... Kingsley, Correctionville and Pierson. PRECAUTIONARY/PREPAREDNESS ACTIONS... Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Be especially cautious at night when it is harder to recognize the dangers of flooding. Please report observed flooding to local emergency services or law enforcement and request they pass this information to the National Weather Service when you can do so safely. && LAT...LON 4257 9613 4267 9606 4258 9586 4256 9586 4256 9583 4252 9574 4243 9579 4249 9599 FLASH FLOOD...RADAR AND GAUGE INDICATED $$ SG  370 WHUS54 KMOB 070940 SMWMOB GMZ675-071115- /O.NEW.KMOB.MA.W.0186.260907T0940Z-260907T1115Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Special Marine Warning National Weather Service Mobile AL 440 AM CDT Mon Sep 7 2026 The National Weather Service in Mobile has issued a * Special Marine Warning for... Waters from Okaloosa-Walton County Line to Pensacola FL from 20 to 60 NM... * Until 615 AM CDT. * At 440 AM CDT, strong thunderstorms capable of producing waterspouts were located along a line extending from 13 nm southeast of Okaloosa Deep Water Reef to 27 nm west of Empire Mica Wreck, moving west at 25 knots. HAZARD...Waterspouts and wind gusts 34 knots or greater. SOURCE...Radar. IMPACT...Waterspouts can easily overturn boats and create locally hazardous seas. Small craft could be damaged in briefly higher winds and suddenly higher waves. * Locations impacted include... Okaloosa Deep Water Reef. && LAT...LON 2933 8644 2936 8648 2938 8654 2939 8669 2934 8696 2952 8706 3000 8706 3003 8640 2927 8640 TIME...MOT...LOC 0940Z 085DEG 24KT 2988 8629 2926 8587 WATERSPOUT...POSSIBLE HAIL...0.00IN WIND...>34KTS $$ KLG  020 FZUS72 KTAE 070945 MWSTAE Marine Weather Statement National Weather Service Tallahassee FL 445 AM CDT Mon Sep 7 2026 GMZ751-752-070955- /O.CAN.KTAE.MA.W.0368.000000T0000Z-260907T1015Z/ 445 AM CDT Mon Sep 7 2026 ...THE SPECIAL MARINE WARNING IS CANCELLED... The affected areas were... Coastal Waters from Mexico Beach to Apalachicola out 20 NM... Coastal waters from Okaloosa-Walton County Line to Mexico Beach out 20 NM... The thunderstorms have moved out of the warned area and no longer pose a significant threat to boaters. && LAT...LON 3003 8639 2995 8613 2973 8578 2954 8573 2941 8559 2936 8536 2927 8517 2926 8498 2891 8498 2869 8528 2865 8546 2883 8594 2901 8620 2925 8640 TIME...MOT...LOC 0945Z 047DEG 15KT 2987 8604 2934 8585 2904 8544 $$ GMZ770-772-071015- /O.CON.KTAE.MA.W.0368.000000T0000Z-260907T1015Z/ 445 AM CDT Mon Sep 7 2026 ...A SPECIAL MARINE WARNING REMAINS IN EFFECT UNTIL 515 AM CDT... For the following areas... Waters from Mexico Beach to Apalachicola FL from 20 to 60 NM... Waters from Okaloosa-Walton County Line to Mexico Beach from 20 to 60 NM... At 445 AM CDT, severe thunderstorms capable of producing waterspouts were located along a line extending from 22 nm southwest of Panama City Beach to 40 nm southwest of Port St. Joe to 16 nm south of Empire Mica Wreck, moving southwest at 15 knots. HAZARD...Waterspouts and wind gusts 34 knots or greater. SOURCE...Radar indicated. IMPACT...Waterspouts can quickly form and capsize boats...damage vessels...and create suddenly higher waves. Make sure all on board are in a secure location and wearing life jackets. Expect wind gusts in excess of 34 knots...suddenly higher waves...frequent lightning...and heavy downpours. Make sure all on board are wearing life jackets. Locations impacted include... Empire Mica Wreck. PRECAUTIONARY/PREPAREDNESS ACTIONS... Move to safe harbor until hazardous weather passes. Thunderstorms can produce sudden waterspouts. Waterspouts can easily overturn boats and create locally hazardous seas. Seek safe harbor immediately. Frequent lightning is occurring with these storms. If caught on the open water stay below deck if possible, keep away from ungrounded metal objects. && LAT...LON 3003 8639 2995 8613 2973 8578 2954 8573 2941 8559 2936 8536 2927 8517 2926 8498 2891 8498 2869 8528 2865 8546 2883 8594 2901 8620 2925 8640 TIME...MOT...LOC 0945Z 047DEG 15KT 2987 8604 2934 8585 2904 8544 WATERSPOUT...POSSIBLE HAIL...0.00IN WIND...>34KTS $$ 02-MONTGOMERY  293 WWUS55 KBYZ 070948 SVSBYZ Severe Weather Statement National Weather Service Billings MT 348 AM MDT Mon Sep 7 2026 MTC065-071000- /O.CON.KBYZ.SV.W.0148.000000T0000Z-260907T1000Z/ Musselshell MT- 348 AM MDT Mon Sep 7 2026 ...SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 4 AM MDT FOR NORTHEASTERN MUSSELSHELL COUNTY... At 348 AM MDT, a severe thunderstorm was located 11 miles northwest of Melstone, or 32 miles northeast of Roundup, moving northeast at 25 mph. HAZARD...60 mph wind gusts and quarter size hail. SOURCE...Radar indicated. IMPACT...Hail damage to vehicles is expected. Expect wind damage to roofs, siding, and trees. Locations impacted include... Mainly rural areas of Northeastern Musselshell County. PRECAUTIONARY/PREPAREDNESS ACTIONS... Seek shelter inside a well-built structure and stay away from windows. This storm is capable of producing damaging winds and large hail. Torrential rainfall is also occurring with this storm and may lead to flash flooding. Do not drive your vehicle through flooded roadways. Report severe weather to your nearest law enforcement agency or the National Weather Service office in Billings MT. && LAT...LON 4662 10818 4675 10836 4675 10813 4676 10784 4673 10782 4673 10783 4671 10783 4671 10782 4670 10782 4667 10780 4665 10782 4664 10782 4663 10784 TIME...MOT...LOC 0926Z 241DEG 20KT 4667 10816 HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...1.00 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$