


Special Weather Statement
Issued by NWS Missoula, MT
Issued by NWS Missoula, MT
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880 WWUS85 KMSO 300233 SPSMSO Special Weather Statement National Weather Service Missoula MT 833 PM MDT Tue Jul 29 2025 MTZ006-007-300315- Bitterroot/Sapphire Mountains MT-Butte/Blackfoot Region MT- 833 PM MDT Tue Jul 29 2025 ...A strong thunderstorm will impact portions of north central Deer Lodge and southeastern Granite Counties through 915 PM MDT... At 832 PM MDT, Doppler radar was tracking a strong thunderstorm 8 miles south of Philipsburg, or 18 miles west of Anaconda, moving east at 20 mph. HAZARD...Visibility one-half mile or less and torrential rainfall. SOURCE...Radar indicated. IMPACT...Low visibility could result in dangerous driving conditions. Locations impacted include... Georgetown and Porters Corner. PRECAUTIONARY/PREPAREDNESS ACTIONS... Torrential rainfall is also occurring with this storm and may lead to localized flooding. Do not drive your vehicle through flooded roadways. Frequent cloud to ground lightning is occurring with this storm. Lightning can strike 10 miles away from a thunderstorm. Seek a safe shelter inside a building or vehicle. If on or near Georgetown Lake, get out of the water and move indoors or inside a vehicle. Remember, lightning can strike out to 10 miles from the parent thunderstorm. If you can hear thunder, you are close enough to be struck by lightning. Move to safe shelter now! Do not be caught on the water in a thunderstorm. Persons in campgrounds should consider seeking sturdy shelter until this storm passes. && LAT...LON 4610 11337 4625 11346 4631 11320 4620 11306 TIME...MOT...LOC 0232Z 250DEG 15KT 4621 11333 MAX HAIL SIZE...0.00 IN MAX WIND GUST...<30 MPH $$