Alert archive / Montana / Snow Advisories in 2007
Snow Advisory 24, NWS Missoula, MT
NWS Missoula, MT issued this snow advisory at May 20, 2007, 2:07 PM MDT for 10 counties in Montana. It took effect at May 21, 2007, 4:11 AM MDT. It was in force for 10 hr.
The area
The counties it named.
The facts
- Issued
- May 20, 2007, 2:07 PM MDT (20:07 UTC)
- In effect from
- May 21, 2007, 4:11 AM MDT
- Expired
- May 21, 2007, 2:03 PM MDT
- In force
- 10 hr
- Issued by
- NWS Missoula, MT
Counties Deer Lodge County, MT, Flathead County, MT, Granite County, MT, Lake 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 20:10 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 snow 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 snow advisory went out at May 20, 9:09 AM MDT, 4 hours 58 minutes earlier.
Area forecast discussion, May 20, 9:09 AM MDT, 4 hours 58 minutes before
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</html>The office that day
Everything else NWS Missoula, MT issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 20, 3:50 AM MDT | Winter Storm Watch | MSO | Deer Lodge, Flathead, Granite, Lake, Missoula, Powell and 2 more | 24 hr |
| May 20, 2:07 PM MDT | Heavy Snow Warning | MSO | Deer Lodge, Granite, Missoula, Powell, Ravalli, Silver Bow | 40 hr |
Nearby
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.