Alert archive / Montana / Mesoscale Discussions in 2009
Mesoscale Discussion 1889
The Storm Prediction Center issued this mesoscale discussion at Aug 14, 2009, 10:47 PM MDT for 12 counties in Montana; 6 counties in North Dakota. It was in force for 58 min.
The area
The outline as issued.
The facts
- Issued
- Aug 14, 2009, 10:47 PM MDT (04:47 UTC)
- Expired
- Aug 14, 2009, 11:45 PM MDT
- In force
- 58 min
- Issued by
- the Storm Prediction Center
Counties Custer County, MT, Daniels County, MT, Dawson County, MT, Fallon County, MT, Garfield County, MT, McCone County, MT, Prairie County, MT, Richland County, MT, Roosevelt County, MT, Rosebud County, MT, Sheridan County, MT, Wibaux County, MT, Billings County, ND, Divide County, ND, Golden Valley County, ND, McKenzie County, ND, Slope County, ND, Williams County, ND
The radar
The Glasgow radar (KGGW), 150 km from the middle of the area, began a volume at 04:47 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.
The text
As transmitted, in the capitals the NWS used until 2016.
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</html>SPC that day
Everything else SPC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 14, 8:00 PM MDT | Severe Thunderstorm Watch | SPC | Custer, Daniels, Dawson, Fallon, Garfield, McCone and 7 more | 6 hr |
| Aug 15, 1:31 AM MDT | Mesoscale Discussion | SPC | Dawson, Richland, Roosevelt | 89 min |
| Aug 14, 7:37 PM MDT | Mesoscale Discussion | SPC | Barnes, Cass, Griggs, Ransom, Richland, Sargent and 2 more | 53 min |
Nearby
Mesoscale Discussions in Montana, 2009Mesoscale Discussions in North Dakota, 2009Every mesoscale discussion 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.