2 products issued by NWS for: Lewistown MT
Severe Thunderstorm Watch
SEVERE THUNDERSTORM WATCH OUTLINE UPDATE FOR WS 199 NWS STORM PREDICTION CENTER NORMAN OK 1250 PM MDT WED MAY 13 2026 SEVERE THUNDERSTORM WATCH 199 IS IN EFFECT UNTIL 900 PM MDT FOR THE FOLLOWING LOCATIONS MTC001-005-007-013-015-023-027-031-037-041-043-045-049-051-057- 059-067-073-077-093-095-097-099-101-107-140300- /O.NEW.KWNS.SV.A.0199.260513T1850Z-260514T0300Z/ MT . MONTANA COUNTIES INCLUDED ARE BEAVERHEAD BLAINE BROADWATER CASCADE CHOUTEAU DEER LODGE FERGUS GALLATIN GOLDEN VALLEY HILL JEFFERSON JUDITH BASIN LEWIS AND CLARK LIBERTY MADISON MEAGHER PARK PONDERA POWELL SILVER BOW STILLWATER SWEET GRASS TETON TOOLE WHEATLAND $$ ATTN...WFO...TFX...BYZ...MSO...
High Wind Warning
URGENT - WEATHER MESSAGE National Weather Service Great Falls MT 1238 PM MDT Wed May 13 2026 MTZ305-306-310-311-314-318-141230- /O.CON.KTFX.HW.W.0024.260514T0900Z-260515T0600Z/ Hill County-Northern Blaine County-Western and Central Chouteau County-Bears Paw Mountains and Southern Blaine-Fergus County below 4500ft-Snowy and Judith Mountains- Including the following locations: Fort Belknap, Chinook, Fort Benton, Hogeland, Rocky Boy, Zurich, Harlem, Lewistown, Havre, Floweree, Carter, and Hilger 1238 PM MDT Wed May 13 2026 ...HIGH WIND WARNING REMAINS IN EFFECT FROM 3 AM THURSDAY TO MIDNIGHT MDT THURSDAY NIGHT... * WHAT...West winds 35 to 45 mph with gusts up to 70 mph expected. * WHERE...Snowy and Judith Mountains, Bears Paw Mountains and Southern Blaine, Fergus County below 4500ft, Hill County, Northern Blaine County, and Western and Central Chouteau County. * WHEN...From 3 AM Thursday to midnight MDT Thursday Night. * IMPACTS...High winds may move loose debris, damage property and cause power outages. Travel could be difficult, especially for high profile vehicles. PRECAUTIONARY/PREPAREDNESS ACTIONS... People are urged to secure loose objects that could be blown around or damaged by the wind. Remember, a High Wind Warning means that there is at least an 80% chance of 40 mph sustained winds or 58 mph wind gusts occurring during the warning period. && $$ Hoenisch