Weather alerts in Wyoming, 2011
1,700 weather alerts in 2011, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered any part of the state, so the counties below add up to more than the state.
Weather alerts by county
Each county as a circle sized by its count in 2011. Tap one for its archive.
- Alerts
- 1,700
- Warnings
- 527
- Watches
- 186
- Advisories
- 224
- Busiest month
- August406 alerts
- Busiest day
- June 24, 201161 alerts
Over time
By month
The alerts
1,700 alerts are too many to list on one page. Narrow it to a product above, to a month in the chart, or to a county.
By product
Every kind of product issued here, grouped by hazard. Each opens the same place narrowed to that product.
| Product | Alerts |
|---|---|
| Severe storms | |
| Severe Thunderstorm Warning | 228 |
| Tornado Warning | 27 |
| Severe Thunderstorm Watch | 17 |
| Tornado Watch | 5 |
| Mesoscale Discussion | 68 |
| Special Weather Statement | 695 |
| Flooding | |
| Areal Flood Warning | 33 |
| Flash Flood Warning | 28 |
| River Flood Warning | 22 |
| Flash Flood Watch | 15 |
| Flood Watch | 30 |
| River Flood Watch | 1 |
| Areal Flood Advisory | 51 |
| Winter | |
| Blizzard Warning | 1 |
| Winter Storm Warning | 54 |
| Winter Storm Watch | 42 |
| Winter Weather Advisory | 139 |
| Cold | |
| Freeze Warning | 4 |
| Wind Chill Warning | 13 |
| Wind Chill Watch | 1 |
| Frost Advisory | 4 |
| Wind Chill Advisory | 13 |
| Wind and dust | |
| High Wind Warning | 89 |
| High Wind Watch | 58 |
| Fire | |
| Red Flag Warning | 28 |
| Fire Weather Watch | 17 |
| Fog and smoke | |
| Dense Fog Advisory | 17 |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Fremont County255
- Laramie County254
- Albany County211
- Platte County194
- Natrona County190
- Carbon County178
- Goshen County149
- Hot Springs County138
- Crook County131
- Park County129
- Sublette County128
- Johnson County121
- Weston County116
- Sweetwater County113
- Teton County110
- Converse County107
- Niobrara County106
- Big Horn County104
- Campbell County95
- Lincoln County95
- Washakie County89
- Sheridan County79
- Uinta County39
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordThe radar archive20102012
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. Rebuilt daily.