Alert archive / Montana / Frost Advisories in 2025
Frost Advisory 4, NWS Missoula, MT
NWS Missoula, MT issued this frost advisory at Sep 22, 2025, 12:15 PM MDT for 7 counties in Montana; Lemhi County, Idaho. It took effect at Sep 23, 2025, 3:00 AM MDT. It was in force for 7 hr.
The area
The counties it named.
The facts
- Issued
- Sep 22, 2025, 12:15 PM MDT (18:15 UTC)
- In effect from
- Sep 23, 2025, 3:00 AM MDT
- Expired
- Sep 23, 2025, 10:00 AM MDT
- In force
- 7 hr
- Issued by
- NWS Missoula, MT
Counties Lemhi County, ID, Flathead County, MT, Lake County, MT, Lincoln County, MT, Mineral County, MT, Missoula County, MT, Ravalli County, MT, Sanders County, MT
The radar
The Missoula radar (KMSX), 38 km from the middle of the area, began a volume at 18:19 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.
Nearby
Frost Advisories in Montana, 2025Frost Advisories in Idaho, 2025Every frost advisory in 2025
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; radar from the NEXRAD Level II archive.