Alert archive / Montana / Frost Advisories in 2009
Frost Advisory 1, NWS Missoula, MT
NWS Missoula, MT issued this frost advisory at Sep 20, 2009, 2:39 PM MDT for 11 counties in Montana; Lemhi County, Idaho. It took effect at Sep 21, 2009, 1:00 AM MDT. It was in force for 8 hr.
The area
The counties it named.
The facts
- Issued
- Sep 20, 2009, 2:39 PM MDT (20:39 UTC)
- In effect from
- Sep 21, 2009, 1:00 AM MDT
- Expired
- Sep 21, 2009, 9:00 AM MDT
- In force
- 8 hr
- Issued by
- NWS Missoula, MT
Counties Lemhi 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), 18 km from the middle of the area, began a volume at 20:42 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
Frost Advisories in Montana, 2009Frost Advisories in Idaho, 2009Every frost advisory in 2009
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.