Alert archive / Montana / Winter Weather Advisories in 2021
Winter Weather Advisory 70, NWS Missoula, MT
NWS Missoula, MT issued this winter weather advisory at Dec 15, 2021, 2:40 PM MST for 11 counties in Montana; Clearwater County, Idaho County, Idaho. It took effect at Dec 16, 2021, 1:00 PM MST. It was in force for 22 hr.
The area
The counties it named.
The facts
- Issued
- Dec 15, 2021, 2:40 PM MST (21:40 UTC)
- In effect from
- Dec 16, 2021, 1:00 PM MST
- Expired
- Dec 17, 2021, 11:00 AM MST
- In force
- 22 hr
- Issued by
- NWS Missoula, MT
Counties Clearwater County, ID, Idaho County, ID, Deer Lodge County, MT, Flathead County, MT, Granite County, MT, Lake County, MT, Lincoln County, MT, Mineral County, MT, Missoula County, MT, Powell County, MT, Ravalli County, MT, Sanders County, MT, Silver Bow County, MT
The radar
The Missoula radar (KMSX), 22 km from the middle of the area, began a volume at 21:42 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
Winter Weather Advisories in Montana, 2021Winter Weather Advisories in Idaho, 2021Every winter weather advisory in 2021
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.