Alert archive / Montana / Winter Weather Advisories in 2021
Winter Weather Advisory 34, NWS Missoula, MT
NWS Missoula, MT issued this winter weather advisory at Apr 18, 2021, 11:40 AM MDT for 7 counties in Montana. It took effect at Apr 18, 2021, 6:00 PM MDT. It was in force for 17 hr.
The area
The counties it named.
The facts
- Issued
- Apr 18, 2021, 11:40 AM MDT (17:40 UTC)
- In effect from
- Apr 18, 2021, 6:00 PM MDT
- Expired
- Apr 19, 2021, 10:40 AM MDT
- In force
- 17 hr
- Issued by
- NWS Missoula, MT
Counties Deer Lodge County, MT, Granite County, MT, Lake County, MT, Missoula County, MT, Powell County, MT, Ravalli County, MT, Silver Bow County, MT
The radar
The Missoula radar (KMSX), 66 km from the middle of the area, began a volume at 17:39 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.
What forecasters said that day
The local office's own words before this winter weather advisory went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Missoula, MT wrote its last area forecast discussion before this winter weather advisory went out at Apr 18, 3:45 AM MDT, 7 hours 55 minutes earlier.
Area forecast discussion, Apr 18, 3:45 AM MDT, 7 hours 55 minutes before
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Winter Weather Advisories in Montana, 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.