Alert archive / Montana / Wind Advisories in 2024

Wind Advisory 13, NWS Missoula, MT

October 3, 2024Clearwater County, Idaho County, Idaho; 5 counties in Montana

NWS Missoula, MT issued this wind advisory at Oct 3, 2024, 12:03 PM PDT for Clearwater County, Idaho County, Idaho; 5 counties in Montana. It took effect at Oct 4, 2024, 2:00 PM PDT. It was in force for 8 hr.

The area

The counties it named.

The facts

Issued
Oct 3, 2024, 12:03 PM PDT (19:03 UTC)
In effect from
Oct 4, 2024, 2:00 PM PDT
Expired
Oct 4, 2024, 10:00 PM PDT
In force
8 hr
Issued by
NWS Missoula, MT

Counties Clearwater County, ID, Idaho County, ID, Flathead County, MT, Lincoln County, MT, Mineral County, MT, Missoula County, MT, Sanders County, MT

The radar

The Missoula radar (KMSX), 79 km from the middle of the area, began a volume at 19:02 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

Spokane, WA (KOTX), launched 12:00Z, 7.1 hours before the alert went out and 117 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.

Skew-T log-pSkew-T log-p diagram, Spokane, WA at 12:00Z on 2024-10-03Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Spokane, WA at 12:00Z on 2024-10-03The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -16 square meters per square second.1939587897117136Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1974 m above ground
0-6 km bulk shear
58 kt
0-1 km storm-relative helicity
-16 m²/s²
0-3 km storm-relative helicity
107 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

668 
WWUS75 KMSO 031903
NPWMSO

URGENT - WEATHER MESSAGE
National Weather Service Missoula MT
103 PM MDT Thu Oct 3 2024

IDZ009-010-MTZ002-006-007-043-050800-
/O.CON.KMSO.HW.W.0003.241004T1900Z-241005T0900Z/
Western Lemhi County-Eastern Lemhi County-West Glacier Region-
Bitterroot/Sapphire Mountains-Butte/Blackfoot Region-
Potomac/Seeley Lake Region-
103 PM MDT Thu Oct 3 2024

...HIGH WIND WARNING REMAINS IN EFFECT FROM 1 PM FRIDAY TO 3 AM MDT 
SATURDAY...

* WHAT...Southwest winds 20 to 30 mph with gusts up to 55 mph 
  expected.

* WHERE...In Idaho, Eastern Lemhi County and Western Lemhi County. 
  In Montana, West Glacier Region, Bitterroot/Sapphire Mountains, 
  Butte/Blackfoot Region, and Potomac/Seeley Lake Region.

* WHEN...From 1 PM Friday to 3 AM MDT Saturday.

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

$$

MTZ003-005-050800-
/O.CON.KMSO.HW.W.0003.241004T1900Z-241005T0800Z/
Flathead/Mission Valleys-Missoula/Bitterroot Valleys-
103 PM MDT Thu Oct 3 2024

...HIGH WIND WARNING REMAINS IN EFFECT FROM 1 PM FRIDAY TO 2 AM MDT 
SATURDAY...

* WHAT...Southwest winds 20 to 30 mph with gusts up to 45 mph 
  expected.

* WHERE...Flathead/Mission Valleys and Missoula/Bitterroot Valleys.

* WHEN...From 1 PM Friday to 2 AM MDT Saturday.

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

$$

MTZ001-004-050800-
/O.NEW.KMSO.WI.Y.0013.241004T1900Z-241005T0800Z/
Kootenai/Cabinet Region-Lower Clark Fork Region-
103 PM MDT Thu Oct 3 2024

...WIND ADVISORY IN EFFECT FROM 1 PM FRIDAY TO 2 AM MDT SATURDAY...

* WHAT...Southwest winds 15 to 25 mph with gusts up to 40 mph 
  expected.

* WHERE...Kootenai/Cabinet Region and Lower Clark Fork Region.

* WHEN...From 1 PM Friday to 2 AM MDT Saturday.

* 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.

&&

$$
2 follow-up statements
469 
WWUS75 KMSO 032155
NPWMSO

URGENT - WEATHER MESSAGE
National Weather Service Missoula MT
355 PM MDT Thu Oct 3 2024

IDZ009-010-MTZ002-006-007-043-042200-
/O.CON.KMSO.HW.W.0003.241004T1900Z-241005T0900Z/
Western Lemhi County-Eastern Lemhi County-West Glacier Region-
Bitterroot/Sapphire Mountains-Butte/Blackfoot Region-
Potomac/Seeley Lake Region-
355 PM MDT Thu Oct 3 2024

...HIGH WIND WARNING REMAINS IN EFFECT FROM 1 PM FRIDAY TO 3 AM MDT 
SATURDAY...

* WHAT...Southwest winds 25 to 35 mph with gusts 55 to 65 mph 
  expected.

* WHERE...In Idaho, Eastern Lemhi County and Western Lemhi County. 
  In Montana, West Glacier Region, Bitterroot/Sapphire Mountains, 
  Butte/Blackfoot Region, and Potomac/Seeley Lake Region.

* WHEN...From 1 PM Friday to 3 AM MDT Saturday.

* 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.

&&

$$

MTZ003-005-042200-
/O.CON.KMSO.HW.W.0003.241004T1900Z-241005T0800Z/
Flathead/Mission Valleys-Missoula/Bitterroot Valleys-
355 PM MDT Thu Oct 3 2024

...HIGH WIND WARNING REMAINS IN EFFECT FROM 1 PM FRIDAY TO 2 AM MDT 
SATURDAY...

* WHAT...Southwest winds 20 to 30 mph with gusts 50 to 55 mph 
  expected.

* WHERE...Flathead/Mission Valleys and Missoula/Bitterroot Valleys.

* WHEN...From 1 PM Friday to 2 AM MDT Saturday.

* 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.

&&

$$

MTZ001-004-042200-
/O.CON.KMSO.WI.Y.0013.241004T1900Z-241005T0800Z/
Kootenai/Cabinet Region-Lower Clark Fork Region-
355 PM MDT Thu Oct 3 2024

...WIND ADVISORY REMAINS IN EFFECT FROM 1 PM FRIDAY TO 2 AM MDT 
SATURDAY...

* WHAT...Southwest winds 15 to 25 mph with gusts up to 50 mph 
  expected.

* WHERE...Kootenai/Cabinet Region and Lower Clark Fork Region.

* WHEN...From 1 PM Friday to 2 AM MDT Saturday.

* 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.

&&

$$
400 
WWUS75 KMSO 040731
NPWMSO

URGENT - WEATHER MESSAGE
National Weather Service Missoula MT
131 AM MDT Fri Oct 4 2024

MTZ002-050745-
/O.EXT.KMSO.HW.W.0003.241004T2200Z-241005T0900Z/
West Glacier Region-
131 AM MDT Fri Oct 4 2024

...HIGH WIND WARNING NOW IN EFFECT FROM 4 PM THIS AFTERNOON TO 3 AM 
MDT SATURDAY...

* WHAT...Southwest winds 25 to 35 mph with gusts up to 55 mph 
  expected.

* WHERE...West Glacier Region.

* WHEN...From 4 PM this afternoon to 3 AM MDT Saturday.

* IMPACTS...Damaging winds will blow down trees and power lines. 
  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.

&&

$$

MTZ003-050500-
/O.EXT.KMSO.HW.W.0003.241004T2200Z-241005T0500Z/
Flathead/Mission Valleys-
131 AM MDT Fri Oct 4 2024

...HIGH WIND WARNING NOW IN EFFECT FROM 4 PM THIS AFTERNOON TO 11 PM 
MDT THIS EVENING...

* WHAT...Southwest winds 20 to 30 mph with gusts 50 to 55 mph 
  expected.

* WHERE...Flathead/Mission Valleys.

* WHEN...From 4 PM this afternoon to 11 PM MDT this evening.

* IMPACTS...Damaging winds will blow down trees and power lines. 
  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.

&&

$$

MTZ005-050500-
/O.EXT.KMSO.HW.W.0003.241004T2200Z-241005T0500Z/
Missoula/Bitterroot Valleys-
131 AM MDT Fri Oct 4 2024

...HIGH WIND WARNING NOW IN EFFECT FROM 4 PM THIS AFTERNOON TO 11 PM 
MDT THIS EVENING...

* WHAT...Southwest winds 20 to 30 mph with gusts 50 to 55 mph 
  expected.

* WHERE...Missoula/Bitterroot Valleys.

* WHEN...From 4 PM this afternoon to 11 PM MDT this evening.

* IMPACTS...Damaging winds will blow down trees and power lines. 
  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.

&&

$$

MTZ043-050745-
/O.EXT.KMSO.HW.W.0003.241004T2200Z-241005T0900Z/
Potomac/Seeley Lake Region-
131 AM MDT Fri Oct 4 2024

...HIGH WIND WARNING NOW IN EFFECT FROM 4 PM THIS AFTERNOON TO 3 AM 
MDT SATURDAY...

* WHAT...West winds 25 to 35 mph with gusts of 50 to 60 mph expected.

* WHERE...Potomac/Seeley Lake Region.

* WHEN...From 4 PM this afternoon to 3 AM MDT Saturday.

* IMPACTS...Damaging winds will blow down trees and power lines. 
  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-MTZ006-007-050745-
/O.CON.KMSO.HW.W.0003.241004T1900Z-241005T0900Z/
Western Lemhi County-Eastern Lemhi County-Bitterroot/Sapphire
Mountains-Butte/Blackfoot Region-
131 AM MDT Fri Oct 4 2024

...HIGH WIND WARNING REMAINS IN EFFECT FROM 1 PM THIS AFTERNOON TO 3 
AM MDT SATURDAY...

* WHAT...Southwest winds 25 to 35 mph with gusts 55 to 65 mph 
  expected.

* WHERE...In Idaho, Eastern Lemhi County and Western Lemhi County. 
  In Montana, Bitterroot/Sapphire Mountains and Butte/Blackfoot 
  Region.

* WHEN...From 1 PM this afternoon to 3 AM MDT Saturday.

* IMPACTS...Damaging winds will blow down trees and power lines. 
  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.

&&

$$

IDZ007-050200-
/O.EXB.KMSO.WI.Y.0013.241004T2100Z-241005T0200Z/
Orofino/Grangeville Region-
1231 AM PDT Fri Oct 4 2024

...WIND ADVISORY IN EFFECT FROM 2 PM THIS AFTERNOON TO 7 PM PDT THIS 
EVENING...

* WHAT...West winds 15 to 25 mph with gusts of 35 to 45 mph 
  expected. Gusts up to 50 mph along US Highway 12 from Ahsahka to 
  Orofino.

* WHERE...Orofino/Grangeville Region.

* WHEN...From 2 PM this afternoon to 7 PM PDT this evening.

* 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.

&&

$$

MTZ001-004-050500-
/O.EXT.KMSO.WI.Y.0013.241004T2100Z-241005T0500Z/
Kootenai/Cabinet Region-Lower Clark Fork Region-
131 AM MDT Fri Oct 4 2024

...WIND ADVISORY NOW IN EFFECT FROM 3 PM THIS AFTERNOON TO 11 PM MDT 
THIS EVENING...

* WHAT...Southwest winds 15 to 25 mph with gusts up to 50 mph 
  expected.

* WHERE...Kootenai/Cabinet Region and Lower Clark Fork Region.

* WHEN...From 3 PM this afternoon to 11 PM MDT this evening.

* 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.

&&

$$

AL

The office that day

Everything else NWS Missoula, MT issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Oct 3, 10:31 AM PDTRed Flag WarningMSOClearwater, Idaho, Latah, Lewis, Nez Perce34 hr
Oct 3, 12:00 PM PDTHigh Wind WarningMSOLemhi37 hr

Nearby

Wind Advisories in Montana, 2024Wind Advisories in Idaho, 2024Every wind advisory in 2024

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.