Montana Department of Transportation

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Accidents and Incidents Report

Special Weather Statement

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Note:  Be sure to pay close attention to the date and time of each warning.    
This document contains all warnings in the state so please read the
complete document.
 
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WWUS85 KMSO 291917
SPSMSO

Special Weather Statement
National Weather Service Missoula MT
117 PM MDT MON MAY 29 2017
 
MTZ001-003-292030-
Flathead/Mission Valleys MT-Kootenai/Cabinet Region MT-
117 PM MDT MON MAY 29 2017

...SIGNIFICANT WEATHER ADVISORY FOR WEST CENTRAL FLATHEAD COUNTY
UNTIL 230 PM MDT...

At 116 PM MDT, Doppler radar was tracking a strong thunderstorm 18
miles west of Whitefish, or 23 miles northwest of Kalispell, moving
southeast at 20 mph.

Dime size hail and winds in excess of 40 mph will be possible with 
this storm. Lightning will be possible with this storm, and those 
outdoors should take heed of changing conditions near them.

Locations impacted include...
Kalispell, Evergreen, Kila and Marion. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Frequent cloud to ground lightning is possible with this storm.
Lightning can strike 10 miles away from a thunderstorm. Seek a safe
shelter inside a building or vehicle.

&&

LAT...LON 4839 11483 4848 11466 4815 11412 4797 11465
TIME...MOT...LOC 1916Z 333DEG 16KT 4838 11473 

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WWUS85 KTFX 292257
SPSTFX

Special Weather Statement
National Weather Service Great Falls MT
457 PM MDT Mon May 29 2017

MTZ008.010-012-014-015-044-046-048-049-052.055-300200-
Beaverhead-Northern Rocky Mountain Front-Eastern Glacier-Cascade-
Central and Southern Lewis and Clark-Madison-Toole-
Eastern Pondera-Southern Rocky Mountain Front-Eastern Teton-
Jefferson-Broadwater-Meagher-Gallatin-
Including the cities of Dewey, Wisdom, Wise River, Browning, 
Heart Butte, Dupuyer, East Glacier Park, Kiowa, Cut Bank, 
Santa Rita, Great Falls, Helena, Harrison, Pony, Waterloo, 
Cameron, Ennis, Jeffers, McAllister, Devon, Shelby, Ethridge, 
Galata, Brady, Conrad, Ledger, Bynum, Choteau, Pendroy, 
Fairfield, Dutton, Power, Montana City, Clancy, Boulder, Corbin, 
Wickes, Whitehall, Toston, Townsend, Winston, Martinsdale, 
Checkerboard, Ringling, White Sulphur Springs, Bozeman, 
and Gallatin Gateway
457 PM MDT Mon May 29 2017

...Isolated to widely scattered mountain thunderstorms expected
through early this evening...

Isolated to widely scattered mountain thunderstorms are developing
late this afternoon across the Treasure State. Thunderstorms will
generally remain confined along and west of Interstate 15 from 
Vaughn north to the Canadian border. Otherwise, thunderstorms will
remain confined near or over the mountainous areas. 
Lightning...gusty winds...and small hail will be the main threats.
Those outdoors should seek shelter if a storm approaches. 
Remember when thunder roars...go indoors! 

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