224
WWUS75 KMSO 161726
NPWMSO

URGENT - WEATHER MESSAGE
National Weather Service Missoula MT
1026 AM MST Tue Dec 16 2025

IDZ005>008-171730-
/O.UPG.KMSO.HW.A.0003.251217T0600Z-251218T0000Z/
/O.NEW.KMSO.HW.W.0002.251217T0900Z-251217T2100Z/
Northern Clearwater Mountains-Southern Clearwater Mountains-
Orofino/Grangeville Region-Lower Hells Canyon/Salmon River Region-
926 AM PST Tue Dec 16 2025

...HIGH WIND WARNING IN EFFECT FROM 1 AM TO 1 PM PST WEDNESDAY...

* WHAT...Southwest winds 25 to 35 mph with gusts up to 60 mph
  expected.

* WHERE...Lower Hells Canyon/Salmon River Region,
  Orofino/Grangeville Region, Southern Clearwater Mountains, and
  Northern Clearwater Mountains.

* WHEN...From 1 AM to 1 PM PST Wednesday.

* IMPACTS...Damaging winds will blow down trees and power lines.
  Widespread power outages are expected. Travel will be difficult,
  especially for high profile vehicles.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Remain in the lower levels of your home during the windstorm, and
avoid windows. Watch for falling debris and tree limbs. Use caution
if you must drive.

&&

$$

IDZ009-010-171730-
/O.UPG.KMSO.HW.A.0003.251217T1200Z-251218T0000Z/
/O.NEW.KMSO.HW.W.0002.251217T0900Z-251217T2100Z/
Western Lemhi County-Eastern Lemhi County-
1026 AM MST Tue Dec 16 2025

...HIGH WIND WARNING IN EFFECT FROM 2 AM TO 2 PM MST WEDNESDAY...

* WHAT...Southwest winds 25 to 35 mph with gusts up to 60 mph
  expected.

* WHERE...Eastern Lemhi County and Western Lemhi County.

* WHEN...From 2 AM to 2 PM MST Wednesday.

* IMPACTS...Damaging winds will blow down trees and power lines.
  Widespread power outages are expected. Travel will be difficult,
  especially for high profile vehicles.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Remain in the lower levels of your home during the windstorm, and
avoid windows. Watch for falling debris and tree limbs. Use caution
if you must drive.

&&

$$

MTZ001-003-004-171730-
/O.UPG.KMSO.HW.A.0003.251217T1200Z-251218T0000Z/
/O.NEW.KMSO.HW.W.0002.251217T0900Z-251218T0000Z/
Kootenai/Cabinet Region-Flathead/Mission Valleys-Lower Clark Fork
Region-
1026 AM MST Tue Dec 16 2025

...HIGH WIND WARNING IN EFFECT FROM 2 AM TO 5 PM MST WEDNESDAY...

* WHAT...Southwest winds 25 to 35 mph with gusts up to 65 mph
  expected.

* WHERE...Flathead/Mission Valleys, Kootenai/Cabinet Region, and
  Lower Clark Fork Region.

* WHEN...From 2 AM to 5 PM MST Wednesday.

* IMPACTS...Damaging winds will blow down trees and power lines.
  Widespread power outages are expected. Travel will be difficult,
  especially for high profile vehicles.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Remain in the lower levels of your home during the windstorm, and
avoid windows. Watch for falling debris and tree limbs. Use caution
if you must drive.

&&

$$

MTZ005-006-171730-
/O.UPG.KMSO.HW.A.0003.251217T1200Z-251218T0000Z/
/O.NEW.KMSO.HW.W.0002.251217T0900Z-251218T0000Z/
Missoula/Bitterroot Valleys-Bitterroot/Sapphire Mountains-
1026 AM MST Tue Dec 16 2025

...HIGH WIND WARNING IN EFFECT FROM 2 AM TO 5 PM MST WEDNESDAY...

* WHAT...Southwest winds 30 to 40 mph with gusts up to 70 mph
  expected. West to East canyons could have gusts greater than 80
  mph from Florence to Corvallis and Charlos Heights to Conner.

* WHERE...Bitterroot/Sapphire Mountains and Missoula/Bitterroot
  Valleys.

* WHEN...From 2 AM to 5 PM MST Wednesday.

* IMPACTS...Damaging winds will blow down trees and power lines.
  Widespread power outages are expected. Travel will be difficult,
  especially for high profile vehicles.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Remain in the lower levels of your home during the windstorm, and
avoid windows. Watch for falling debris and tree limbs. Use caution
if you must drive.

&&

$$

MTZ007-043-171730-
/O.UPG.KMSO.HW.A.0003.251217T1200Z-251218T0000Z/
/O.NEW.KMSO.HW.W.0002.251217T0900Z-251218T0300Z/
Butte/Blackfoot Region-Potomac/Seeley Lake Region-
1026 AM MST Tue Dec 16 2025

...HIGH WIND WARNING IN EFFECT FROM 2 AM TO 8 PM MST WEDNESDAY...

* WHAT...West winds 30 to 40 mph with gusts up to 70 mph expected.
  Gusts greater than 80 mph could be experienced from Garrison
  Junction to MacDonald Pass and Deer Lodge to Anaconda.

* WHERE...Butte/Blackfoot Region and Potomac/Seeley Lake Region.

* WHEN...From 2 AM to 8 PM MST Wednesday.

* IMPACTS...Damaging winds will blow down trees and power lines.
  Widespread power outages are expected. Travel will be difficult,
  especially for high profile vehicles.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Remain in the lower levels of your home during the windstorm, and
avoid windows. Watch for falling debris and tree limbs. Use caution
if you must drive.

&&

$$