350 WUUS53 KBIS 300913 SVRBIS NDC053-105-301015- /O.NEW.KBIS.SV.W.0304.260830T0913Z-260830T1015Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Warning National Weather Service Bismarck ND 413 AM CDT Sun Aug 30 2026 The National Weather Service in Bismarck has issued a * Severe Thunderstorm Warning for... North Central McKenzie County in northwestern North Dakota... South Central Williams County in northwestern North Dakota... * Until 515 AM CDT. * At 413 AM CDT, a severe thunderstorm was located 8 miles north of Alexander, or 15 miles south of Williston, moving east at 15 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 North Central McKenzie and South Central Williams Counties. 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. && LAT...LON 4804 10375 4811 10377 4817 10334 4784 10324 4786 10369 TIME...MOT...LOC 0913Z 263DEG 11KT 4795 10363 HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...1.00 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ Anglin  929 WUUS53 KOAX 300916 SVROAX NEC023-037-141-301000- /O.NEW.KOAX.SV.W.0379.260830T0916Z-260830T1000Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Warning National Weather Service Omaha/Valley Nebraska 416 AM CDT Sun Aug 30 2026 The National Weather Service in Omaha has issued a * Severe Thunderstorm Warning for... Southwestern Colfax County in northeastern Nebraska... Southern Platte County in northeastern Nebraska... Northwestern Butler County in east central Nebraska... * Until 500 AM CDT. * At 416 AM CDT, a severe thunderstorm was located 6 miles east of Fullerton, or 23 miles south of Albion, moving east at 45 mph. HAZARD...60 mph wind gusts. SOURCE...Radar indicated. IMPACT...Expect damage to roofs, siding, and trees. * This severe thunderstorm will be near... Duncan around 435 AM CDT. Other locations in the path of this severe thunderstorm include Columbus, Lakeview and Richland. PRECAUTIONARY/PREPAREDNESS ACTIONS... For your protection move to an interior room on the lowest floor of a building. && LAT...LON 4163 9726 4126 9717 4125 9737 4140 9737 4137 9745 4136 9752 4133 9759 4139 9760 4140 9770 4152 9770 4153 9772 TIME...MOT...LOC 0916Z 258DEG 38KT 4137 9784 HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...<.75 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ McCoy  664 FZCA72 TJSJ 300917 MWSSJU Marine Weather Statement National Weather Service San Juan PR 517 AM AST Sun Aug 30 2026 AMZ723-301200- 517 AM AST Sun Aug 30 2026 ...A STRONG THUNDERSTORM APPROACHING THE ANEGADA PASSAGE... The areas affected include... Anegada Passage east of Virgin Gorda and Saint Croix south to 17N... * At 517 AM AST, Doppler radar indicated a strong thunderstorm, capable of producing winds to around 30 knots. Locations impacted include... Mainly open waters of Anegada Passage east of Virgin Gorda and Saint Croix south to 17N. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners can expect gusty winds to around 30 knots, locally higher waves, lightning strikes, and heavy downpours. Boaters should seek safe harbor immediately until these storms pass. Intense lightning is occurring with these storms. If caught on the open water stay below deck if possible, keep away from ungrounded metal objects. Report severe weather to the Coast Guard or nearest law enforcement agency. They will relay your report to the National Weather Service office. && $$ YZR  901 WWUS53 KBIS 300933 SVSBIS Severe Weather Statement National Weather Service Bismarck ND 433 AM CDT Sun Aug 30 2026 NDC053-105-301015- /O.CON.KBIS.SV.W.0304.000000T0000Z-260830T1015Z/ McKenzie ND-Williams ND- 433 AM CDT Sun Aug 30 2026 ...SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 515 AM CDT FOR NORTH CENTRAL MCKENZIE AND SOUTH CENTRAL WILLIAMS COUNTIES... At 433 AM CDT, a severe thunderstorm was located 10 miles northeast of Alexander, or 15 miles south of Williston, moving east at 15 mph. HAZARD...60 mph wind gusts and quarter size hail. SOURCE...Radar indicated. IMPACT...Hail damage to vehicles is expected. Expect wind damage to roofs, siding, and trees. Locations impacted include... Mainly rural areas of North Central McKenzie and South Central Williams Counties. PRECAUTIONARY/PREPAREDNESS ACTIONS... Seek shelter inside a well-built structure and stay away from windows. This storm is capable of producing damaging winds and large hail. Torrential rainfall is also occurring with this storm and may lead to flash flooding. Do not drive your vehicle through flooded roadways. && LAT...LON 4803 10368 4809 10367 4817 10334 4784 10324 4786 10367 TIME...MOT...LOC 0913Z 263DEG 11KT 4795 10362 HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...1.00 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ Anglin  562 WGMY50 PGUM 300935 FFWGUM GUC010-301230- /O.NEW.PGUM.FF.W.0027.260830T0935Z-260830T1230Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ BULLETIN - EAS ACTIVATION REQUESTED Flash Flood Warning National Weather Service Tiyan GU 735 PM ChST Sun Aug 30 2026 The National Weather Service in Tiyan has issued a * Flash Flood Warning for... Southwestern coasts of Guam... * Until 1030 PM ChST. * At 735 PM ChST, Doppler radar indicated heavy rain across the warned area. Additional rainfall amounts of 2 to 3 inches are possible in the warned area. Flash flooding is ongoing or expected to begin shortly. HAZARD...Flash flooding caused by heavy rain. SOURCE...Radar indicated. 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... Merizo, Piti, Santa Rita and Umatac. Apra Harbor and Naval Base Guam. PRECAUTIONARY/PREPAREDNESS ACTIONS... Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. && LAT...LON 1344 14460 1346 14460 1348 14468 1347 14470 1346 14470 1334 14466 1325 14471 1325 14468 1322 14472 1322 14469 1321 14465 1323 14463 1326 14464 1327 14465 1332 14463 1333 14461 1340 14463 1342 14462 FLASH FLOOD...RADAR INDICATED $$ EM  552 WUUS53 KOAX 300948 SVROAX NEC023-037-053-155-301030- /O.NEW.KOAX.SV.W.0380.260830T0948Z-260830T1030Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Warning National Weather Service Omaha/Valley Nebraska 448 AM CDT Sun Aug 30 2026 The National Weather Service in Omaha has issued a * Severe Thunderstorm Warning for... Colfax County in northeastern Nebraska... Western Dodge County in east central Nebraska... Northeastern Butler County in east central Nebraska... Northwestern Saunders County in east central Nebraska... * Until 530 AM CDT. * At 448 AM CDT, a severe thunderstorm was located near Columbus, moving east at 50 mph. HAZARD...60 mph wind gusts. SOURCE...Radar indicated. IMPACT...Expect damage to roofs, siding, and trees. * This severe thunderstorm will be near... Richland around 455 AM CDT. Schuyler around 500 AM CDT. Other locations in the path of this severe thunderstorm include North Bend. PRECAUTIONARY/PREPAREDNESS ACTIONS... For your protection move to an interior room on the lowest floor of a building. && LAT...LON 4172 9667 4133 9657 4127 9718 4158 9725 4160 9725 TIME...MOT...LOC 0948Z 257DEG 42KT 4144 9732 HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...<.75 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ McCoy  446 WWUS53 KBIS 300952 SVSBIS Severe Weather Statement National Weather Service Bismarck ND 452 AM CDT Sun Aug 30 2026 NDC053-105-301015- /O.CON.KBIS.SV.W.0304.000000T0000Z-260830T1015Z/ McKenzie ND-Williams ND- 452 AM CDT Sun Aug 30 2026 ...SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 515 AM CDT FOR NORTH CENTRAL MCKENZIE AND SOUTH CENTRAL WILLIAMS COUNTIES... At 452 AM CDT, a severe thunderstorm was located 11 miles north of Arnegard, or 14 miles northwest of Watford City, moving east at 15 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 North Central McKenzie and South Central Williams Counties. 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. && LAT...LON 4802 10356 4812 10355 4817 10334 4784 10324 4785 10354 TIME...MOT...LOC 0933Z 263DEG 11KT 4796 10353 HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...1.00 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ Anglin