Weather Alerts For The Big Mountain Ski And Summer Resort, MT

# HEADLINE -------------------- FREEZE WARNING IN EFFECT FROM MIDNIGHT TONIGHT TO 8 AM MDT SUNDAY # DETAILS -------------------- WHAT Sub-freezing temperatures as low as 20 expected during the early mornings in the Flathead and Mission Valleys. Areas adjacent to Flathead Lake may see a range from 25 to 31 degrees. There is a 25% chance for a hard freeze, less than 25 degrees, in the colder areas including West Valley and the Mission Valley. WHERE Flathead/Mission Valleys. WHEN From midnight tonight to 8 AM MDT Sunday. IMPACTS Frost and freeze conditions could kill crops, other sensitive vegetation. Possible damage to unprotected outdoor plumbing and irrigation systems with the hard freeze. ADDITIONAL DETAILS For Saturday morning, the combination of cloud cover towards the Continental Divide, and light easterly winds through the canyons could prevent the coldest temperatures from occurring. For Sunday morning, the easterly winds could be a little bit stronger and there could be a bit more cloud cover over the Flathead Valley. Additional frosts or freezes are possible through Wednesday. ISSUED AT Friday, April 24, 2026 at 12:43 PM MDT ISSUED BY National Weather Service Missoula MT HEADER URGENT - WEATHER MESSAGE # PRECAUTIONARY/PREPAREDNESS ACTIONS -------------------- Take steps now to protect tender plants from the cold. # AREAS AFFECTED -------------------- Flathead/Mission Valleys