Areal Flood Advisories in Utah
927 areal flood advisories since 1986. 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 areal flood advisories reaches back to 2005.
Areal Flood Advisories by county
Each county as a circle sized by its count since 1986. Tap one for its archive.
- Areal Flood Advisories
- 927
- Busiest year
- 202295 areal flood advisories
- Average year
- 49over 19 years on file
Over time
By year
Before late 2005 the archive holds only tornado, severe thunderstorm, flash flood and marine warnings, and from 1997 SPC's watches, so the jump that year is the archive widening, not the weather.
By month of the year
By county
Every county with at least one alert. A county page lists each alert that covered it.
- San Juan County206
- Grand County166
- Salt Lake County106
- Washington County98
- Uintah County96
- Iron County70
- Utah County66
- Davis County53
- Weber County46
- Garfield County44
- Kane County34
- Tooele County26
- Box Elder County24
- Daggett County18
- Emery County18
- Morgan County18
- Wayne County16
- Cache County16
- Sevier County14
- Beaver County13
- Wasatch County12
- Carbon County12
- Duchesne County9
- Summit County9
- Sanpete County6
- Piute County6
- Juab County5
- Millard County3
- Rich County1
The latest areal flood advisories
The most recent on file, newest first.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 19, 1:49 AM MDT | Areal Flood Advisory | GJT | Grand | 116 min |
| Sep 18, 4:12 PM MDT | Areal Flood Advisory | SLC | Salt Lake | 3 hr |
| Sep 18, 3:45 PM MDT | Areal Flood Advisory | SLC | Davis, Salt Lake | 3 hr |
| Sep 18, 2:50 PM MDT | Areal Flood Advisory | SLC | Davis, Weber | 3 hr |
| Sep 18, 2:44 PM MDT | Areal Flood Advisory | SLC | Emery | 3 hr |
| Sep 18, 1:38 PM MDT | Areal Flood Advisory | SLC | Carbon | 2 hr |
| Sep 18, 7:44 AM MDT | Areal Flood Advisory | SLC | Utah | 3 hr |
| Sep 16, 11:27 PM MDT | Areal Flood Advisory | GJT | Grand | 2 hr |
| Sep 16, 11:16 PM MDT | Areal Flood Advisory | SLC | Kane, Washington | 5 hr |
| Sep 16, 6:16 PM MDT | Areal Flood Advisory | SLC | Carbon | 3 hr |
| Sep 15, 6:34 PM MDT | Areal Flood Advisory | GJT | Grand | 4 hr |
| Aug 31, 7:44 PM MDT | Areal Flood Advisory | SLC | Kane | 2 hr |
Nearby
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.