Alert archive / Montana / Wind Advisories in 2026
Wind Advisory 2, NWS Missoula, MT
NWS Missoula, MT issued this wind advisory at Mar 7, 2026, 9:26 AM MST for 11 counties in Montana. It took effect at Mar 8, 2026, 6:00 AM MDT. It was in force for 17 hr.
The area
The counties it named.
The facts
- Issued
- Mar 7, 2026, 9:26 AM MST (16:26 UTC)
- In effect from
- Mar 8, 2026, 6:00 AM MDT
- Expired
- Mar 8, 2026, 11:00 PM MDT
- In force
- 17 hr
- Issued by
- NWS Missoula, MT
Counties Deer Lodge County, MT, Flathead County, MT, Granite County, MT, Lake County, MT, Lincoln County, MT, Mineral County, MT, Missoula County, MT, Powell County, MT, Ravalli County, MT, Sanders County, MT, Silver Bow County, MT
The radar
The Missoula radar (KMSX), 2 km from the middle of the area, began a volume at 16:27 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
The nearest sounding before it
Boise Airport, ID (KBOI), launched 12:00Z, 4.4 hours before the alert went out and 425 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.
- Mixed-layer CAPE
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1187 m above ground
- 0-6 km bulk shear
- 58 kt
- 0-1 km storm-relative helicity
- 82 m²/s²
- 0-3 km storm-relative helicity
- 122 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
616 WWUS75 KMSO 071626 NPWMSO URGENT - WEATHER MESSAGE National Weather Service Missoula MT 926 AM MST Sat Mar 7 2026 MTZ002-081630- /O.EXT.KMSO.HW.W.0001.260308T1700Z-260309T0500Z/ West Glacier Region- 926 AM MST Sat Mar 7 2026 ...HIGH WIND WARNING NOW IN EFFECT FROM 11 AM TO 11 PM MDT SUNDAY... * WHAT...Southwest winds 30 to 40 mph with gusts up to 70 mph expected. * WHERE...West Glacier Region. * WHEN...From 11 AM to 11 PM MDT Sunday. * IMPACTS...Damaging winds will blow down trees and power lines. Widespread power outages are expected. Travel will be difficult, especially for high profile vehicles. * ADDITIONAL DETAILS...Timing is altered from previous issuance, now expiring 11 PM MDT Sunday. $$ MTZ001-003>007-043-081630- /O.UPG.KMSO.HW.A.0001.260308T1800Z-260309T1800Z/ /O.NEW.KMSO.WI.Y.0002.260308T1700Z-260309T0500Z/ Kootenai/Cabinet Region-Flathead/Mission Valleys-Lower Clark Fork Region-Missoula/Bitterroot Valleys-Bitterroot/Sapphire Mountains- Butte/Blackfoot Region-Potomac/Seeley Lake Region- 926 AM MST Sat Mar 7 2026 ...WIND ADVISORY IN EFFECT FROM 11 AM TO 11 PM MDT SUNDAY... * WHAT...Southwest winds 25 to 35 mph with gusts up to 45 mph expected. In higher terrain and along mountain crests, expect gusts to about 65 mph. * WHERE...Flathead/Mission Valleys, Kootenai/Cabinet Region, Bitterroot/Sapphire Mountains, Butte/Blackfoot Region, Lower Clark Fork Region, Missoula/Bitterroot Valleys, and Potomac/Seeley Lake Region. * WHEN...From 11 AM to 11 PM MDT Sunday. * IMPACTS...Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Winds this strong can make driving difficult, especially for high profile vehicles. Use extra caution. && $$
1 follow-up statement
811 WWUS75 KMSO 080051 NPWMSO URGENT - WEATHER MESSAGE National Weather Service Missoula MT 551 PM MST Sat Mar 7 2026 MTZ002-090500- /O.EXT.KMSO.HW.W.0001.260308T0600Z-260309T0500Z/ West Glacier Region- 551 PM MST Sat Mar 7 2026 ...HIGH WIND WARNING NOW IN EFFECT FROM 11 PM MST THIS EVENING TO 11 PM MDT SUNDAY... * WHAT...Southwest winds 30 to 40 mph with gusts up to 70 mph expected. * WHERE...West Glacier Region. * WHEN...From 11 PM MST this evening to 11 PM MDT Sunday. * IMPACTS...Damaging winds will blow down trees and power lines. Widespread power outages are expected. Travel will be difficult, especially for high profile vehicles. * ADDITIONAL DETAILS...Timing was altered from previous issuance, now going into effect at 11 PM MST Saturday $$ MTZ001-003-090500- /O.EXT.KMSO.WI.Y.0002.260308T1200Z-260309T0500Z/ Kootenai/Cabinet Region-Flathead/Mission Valleys- 551 PM MST Sat Mar 7 2026 ...WIND ADVISORY NOW IN EFFECT FROM 6 AM TO 11 PM MDT SUNDAY... * WHAT...Southwest winds 25 to 35 mph with gusts up to 50 mph expected. In higher terrain and along mountain crests, expect gusts to about 65 mph. * WHERE...Flathead/Mission Valleys and Kootenai/Cabinet Region. * WHEN...From 6 AM to 11 PM MDT Sunday. * IMPACTS...Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. * ADDITIONAL DETAILS...Timing was altered from previous issuance, now going into effect at 6 AM MDT Sunday. PRECAUTIONARY/PREPAREDNESS ACTIONS... Winds this strong can make driving difficult, especially for high profile vehicles. Use extra caution. && $$ MTZ004>007-043-090500- /O.CON.KMSO.WI.Y.0002.260308T1700Z-260309T0500Z/ Lower Clark Fork Region-Missoula/Bitterroot Valleys- Bitterroot/Sapphire Mountains-Butte/Blackfoot Region- Potomac/Seeley Lake Region- 551 PM MST Sat Mar 7 2026 ...WIND ADVISORY REMAINS IN EFFECT FROM 11 AM TO 11 PM MDT SUNDAY... * WHAT...Southwest winds 25 to 35 mph with gusts up to 45 mph expected. In higher terrain and along mountain crests, expect gusts to about 65 mph. * WHERE...Bitterroot/Sapphire Mountains, Butte/Blackfoot Region, Lower Clark Fork Region, Missoula/Bitterroot Valleys, and Potomac/Seeley Lake Region. * WHEN...From 11 AM to 11 PM MDT Sunday. * IMPACTS...Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Winds this strong can make driving difficult, especially for high profile vehicles. Use extra caution. && $$
The office that day
Everything else NWS Missoula, MT issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 6, 11:57 PM MST | High Wind Warning | MSO | Flathead, Lake | 46 hr |
Nearby
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.