Montana, 2004

Cold in Montana, January 5 to 6, 2004

January 5 to 6, 2004 · NWS MSO · 8 events in 8 counties and zones

As skies cleared and winds diminished behind a strong arctic cold front, record cold temperatures were experienced across all of western Montana. On both the 5th and 6th of January, minimum temperatures dropped to 20 to 50 degrees below zero.

Where it happened

Every event with a place to put it; 8 filed by county or forecast zone are drawn at its center, in a lighter ring. Tap one for its entry below.

  • Tornadoes
  • Tropical storms and surge
  • Floods
  • Wind
  • Hail
  • Winter weather
  • Heat and drought
  • Cold
  • Fire, smoke and dust
  • Marine and coastal
  • Other

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The toll

Deaths
0
Injuries
0
Property damage
None recorded
Crop damage
None recorded
Events
8

Deaths and injuries are direct and indirect together, as the offices filed them. Damage is property and crops in the dollars of the year, not adjusted for inflation, and only where an office estimated it.

What happened

The episode as NWS MSO wrote it up.

As skies cleared and winds diminished behind a strong arctic cold front, record cold temperatures were experienced across all of western Montana. On both the 5th and 6th of January, minimum temperatures dropped to 20 to 50 degrees below zero. The Polebridge and Libby areas in northwest Montana, experienced the coldest readings with minimums of 42 to 50 degrees below zero on both the 5th and 6th. Water pipes in portions of northwest Montana froze and/or broke from the extreme cold. Discovery Ski Resort in southwest Montana closed for the day on the 5th due to extreme cold temperatures. Numerous automobiles had to be jump started. Official record lows on the 5th and 6th included: Eureka, 35 below zero on the 5th, and 31 below zero on the 6th; Olney, 34 below zero on the 5th; Polebridge, 45 below zero on the 5th; Hamilton, 28 below zero on the 5th; Anaconda, 27 below zero on the 5th, and 28 below zero on the 6th; Drummond, 36 below zero on the 5th; and Seeley Lake, 40 below zero on the 6th.

The radar

The national radar mosaic for the moment the first event began.

Open the radar archive at this moment

Event by event

8 cold/wind chill. Local standard time, as filed.

Cold/Wind Chill, Kootenai/Cabinet Region

When
January 5, 6:00 AM MST to January 6, 10:00 AM MST
Where
Kootenai/Cabinet Region forecast zone
Reported by
AWOS,ASOS,MESONET,ETC
Coordinates
48.171, -114.863 (the zone’s center; the record gives no point)

Cold/Wind Chill, West Glacier Region

When
January 5, 6:00 AM MST to January 6, 10:00 AM MST
Where
West Glacier Region forecast zone
Reported by
TRAINED SPOTTER
Coordinates
47.971, -114.069 (the zone’s center; the record gives no point)

Cold/Wind Chill, Flathead/Mission Valleys

When
January 5, 6:00 AM MST to January 6, 10:00 AM MST
Where
Flathead/Mission Valleys forecast zone
Reported by
AWOS,ASOS,MESONET,ETC
Coordinates
47.872, -114.424 (the zone’s center; the record gives no point)

Cold/Wind Chill, Lower Clark Fork Region

When
January 5, 6:00 AM MST to January 6, 10:00 AM MST
Where
Lower Clark Fork Region forecast zone
Reported by
AWOS,ASOS,MESONET,ETC
Coordinates
47.286, -114.685 (the zone’s center; the record gives no point)

Cold/Wind Chill, Missoula / Bitterroot Valleys

When
January 5, 6:00 AM MST to January 6, 10:00 AM MST
Where
Missoula / Bitterroot Valleys forecast zone
Reported by
AWOS,ASOS,MESONET,ETC
Coordinates
46.560, -114.023 (the zone’s center; the record gives no point)

Cold/Wind Chill, Bitterroot / Sapphire Mountains

When
January 5, 6:00 AM MST to January 6, 10:00 AM MST
Where
Bitterroot / Sapphire Mountains forecast zone
Reported by
AWOS,ASOS,MESONET,ETC
Coordinates
46.508, -113.828 (the zone’s center; the record gives no point)

Cold/Wind Chill, Butte / Pintlar Region

When
January 5, 6:00 AM MST to January 6, 10:00 AM MST
Where
Butte / Pintlar Region forecast zone
Reported by
AWOS,ASOS,MESONET,ETC
Coordinates
46.306, -113.025 (the zone’s center; the record gives no point)

Cold/Wind Chill, Blackfoot Region

When
January 5, 6:00 AM MST to January 6, 10:00 AM MST
Where
Blackfoot Region forecast zone
Reported by
AWOS,ASOS,MESONET,ETC
Coordinates
46.986, -113.597 (the zone’s center; the record gives no point)

What these are

Cold/Wind Chill
Cold or wind chill below warning criteria that caused deaths, injuries or damage.

After NWS Directive 10-1605, the rules offices file Storm Data by.

The same day elsewhere

More

Every storm in Montana in 2004Every state in 2004This day in weather historyWarnings in Montana, January 2004

Sources

NOAA National Centers for Environmental Information, Storm Events Database, compiled from the National Weather Service’s monthly Storm Data. Complete through 2026-06; NCEI adds each month about 75 days after it ends and revises past years a few times a year. Rebuilt 2026-09-30. Each event’s entry at NCEI: 5382147, 5382148, 5382149, 5382150, 5382151, 5382152, 5382153, 5382154.