306 WUUS55 KTWC 311009 SVRTWC AZC019-311100- /O.NEW.KTWC.SV.W.0249.260831T1009Z-260831T1100Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Warning National Weather Service Tucson AZ 309 AM MST Mon Aug 31 2026 The National Weather Service in Tucson has issued a * Severe Thunderstorm Warning for... North Central Pima County in southeastern Arizona... * Until 400 AM MST. * At 309 AM MST, a severe thunderstorm was located 6 miles northeast of Kitt Peak, moving northeast at 20 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... Three Points, Kitt Peak, Picture Rocks, San Pedro and Pan Tak. This includes the following highways... Route 86 between mile markers 132 and 157. Route 286 between mile markers 18 and 45. 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. && LAT...LON 3172 11155 3215 11165 3234 11126 3173 11111 3173 11116 3170 11116 TIME...MOT...LOC 1009Z 234DEG 16KT 3203 11154 HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...1.00 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ AWH  844 FZUS73 KDLH 311022 MWSDLH Marine Weather Statement National Weather Service Duluth MN 522 AM CDT Mon Aug 31 2026 LSZ162-311045- 522 AM CDT Mon Aug 31 2026 ...A STRONG THUNDERSTORM OVER THE WATERS... The areas affected include... Lake Superior west of a line from Saxon Harbor WI to Grand Portage MN beyond 5NM... At 521 AM CDT, Doppler radar indicated a strong thunderstorm, capable of producing winds to around 30 knots and small hail. This thunderstorm was located 14 nm north of The Western Lake Superior Buoy, moving east at 35 knots. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners can expect gusty winds to around 30 knots, locally higher waves, and lightning strikes. Boaters should seek safe harbor immediately until this storm passes. && LAT...LON 4746 8991 4744 9004 4761 9010 4768 8977 $$ JDS  221 FZAK77 PAJK 311023 MWSAJK Marine Weather Statement National Weather Service Juneau AK 223 AM AKDT Mon Aug 31 2026 PKZ652-672-311115- 223 AM AKDT Mon Aug 31 2026 The areas affected include... Icy Cape to Cape Suckling out to 15 NM... Icy Cape to Cape Suckling from 15 to 80 NM... * At 223 AM AKDT, Doppler radar indicated strong thunderstorms, capable of producing winds to around 30 knots. These strong thunderstorms were located along a line from 26 NM east of Cape Suckling to 26 NM southwest of Icy Cape, or along a line from 26 NM east of Cape Suckling to 35 NM east of Cape Suckling, moving north at 15 knots. Locations impacted include... Mainly open waters of Icy Cape to Cape Suckling out to 15 NM and Icy Cape to Cape Suckling from 15 to 80 NM. 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. These thunderstorms will likely produce winds to around 30 knots, and could pose a serious hazard for boaters. A Special Marine Warning may eventually be required when these storms reach the nearshore waters. Boaters should consider heading for shore before the storm arrives. && LAT...LON 5996 14319 6034 14327 6021 14280 5989 14186 5937 14203 TIME...MOT...LOC 1023Z 181DEG 17KT 6001 14302 5989 14272 5957 14213 $$ spencer.fielding  050 FZUS73 KMQT 311029 MWSMQT Marine Weather Statement National Weather Service Marquette MI 629 AM EDT Mon Aug 31 2026 LSZ263-311115- 629 AM EDT Mon Aug 31 2026 A Marine Weather Statement has been issued for the following areas... Lake Superior from Saxon Harbor WI to Upper Entrance to Portage Canal MI 5NM off shore to the US/Canadian border including Isle Royale National Park... At 628 AM EDT, Doppler radar indicated a strong thunderstorm, capable of producing winds to around 30 knots and small hail. This thunderstorm was located 13 nm north of The Western Lake Superior Buoy, moving east at 20 knots. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners can expect gusty winds to around 30 knots, locally higher waves, and lightning strikes. Boaters should seek safe harbor immediately until this storm passes. && LAT...LON 4764 8979 4769 8956 4743 8956 4745 8991 4746 8991 $$ NJL  279 WWUS55 KTWC 311053 SVSTWC Severe Weather Statement National Weather Service Tucson AZ 353 AM MST Mon Aug 31 2026 AZC019-311103- /O.EXP.KTWC.SV.W.0249.000000T0000Z-260831T1100Z/ Pima AZ- 353 AM MST Mon Aug 31 2026 ...SEVERE THUNDERSTORM WARNING WILL EXPIRE AT 4 AM MST FOR NORTH CENTRAL PIMA COUNTY... The storm which prompted the warning has weakened below severe limits, and no longer poses an immediate threat to life or property. Therefore, the warning will be allowed to expire. && LAT...LON 3172 11155 3215 11165 3234 11126 3173 11111 3173 11116 3170 11116 TIME...MOT...LOC 1009Z 234DEG 16KT 3203 11154 $$ AWH