Alert archive / Utah / Mesoscale Discussions / 2009
Mesoscale Discussions in Utah, September 2009
4 mesoscale discussions in September 2009. An alert counts here when it covered any part of the state, so the counties below add up to more than the state. The archive of mesoscale discussions reaches back to 2003.
Mesoscale Discussions by county
Each county as a circle sized by its count in September 2009. Tap one for its archive.
- Mesoscale Discussions
- 4
- Busiest day
- September 14, 20093 mesoscale discussions
Over time
By day
Days in UTC, the clock the archive keeps.
The alerts
Every alert, in the order issued. Times are local, Mountain Time. Each opens its own page with the text, the map, the radar and the sounding.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 14, 10:08 AM MDT | Mesoscale Discussion | SPC | Beaver, Garfield, Iron, Juab, Millard, Piute and 5 more | 2 hr |
| Sep 14, 2:48 PM MDT | Mesoscale Discussion | SPC | Beaver, Carbon, Davis, Duchesne, Emery, Garfield and 15 more | 87 min |
| Sep 14, 5:02 PM MDT | Mesoscale Discussion | SPC | Box Elder, Cache, Carbon, Davis, Duchesne, Emery and 10 more | 58 min |
| Sep 15, 12:46 PM MDT | Mesoscale Discussion | SPC | Carbon, Duchesne, Emery, Grand, San Juan, Sanpete and 2 more | 89 min |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Sanpete County4
- Wayne County4
- Garfield County3
- Piute County3
- Sevier County3
- Utah County3
- Carbon County3
- Duchesne County3
- Emery County3
- Beaver County2
- Iron County2
- Juab County2
- Millard County2
- Tooele County2
- Davis County2
- Morgan County2
- Salt Lake County2
- Wasatch County2
- Weber County2
- Kane County1
- Summit County1
- Box Elder County1
- Cache County1
- Grand County1
- San Juan County1
- Uintah County1
Nearby
Alerts in force nowTornadoes on recordThe radar archive20082010
Sources
National Weather Service watches, warnings, advisories and statements from the Iowa Environmental Mesonet's VTEC archive, which reconstructs tornado, severe thunderstorm, flash flood and marine warnings back to 1986 from the NWS text archive. Storm Prediction Center watches and mesoscale discussions from SPC's archive through the Mesonet. County centers from the US Census Bureau. Warning verification from the Mesonet's Cow. Rebuilt daily.