Weather alerts in Colorado, 2023
5,117 weather alerts in 2023, 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 2023. Tap one for its archive.
- Alerts
- 5,117
- Warnings
- 1,904
- Watches
- 298
- Advisories
- 496
- Busiest month
- June1,281 alerts
- Busiest day
- June 22, 2023179 alerts
Over time
By month
The alerts
5,117 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.
By county
Every county with at least one alert. A county page lists each alert that covered it.
- El Paso County549
- Las Animas County535
- Pueblo County450
- Kit Carson County366
- Bent County360
- Baca County347
- Otero County333
- Weld County321
- Cheyenne County319
- Prowers County302
- Elbert County296
- Yuma County289
- Huerfano County287
- Kiowa County284
- Crowley County282
- Lincoln County278
- Adams County264
- Washington County256
- Arapahoe County254
- Larimer County238
- Morgan County238
- Logan County235
- Douglas County233
- Garfield County221
- Fremont County220
- Teller County190
- Denver County185
- Jefferson County183
- Mesa County179
- Saguache County159
- Boulder County156
- Costilla County149
- Phillips County146
- Custer County143
- Rio Blanco County142
- Moffat County139
- Sedgwick County138
- Montrose County136
- Conejos County132
- Alamosa County132
24 more counties
- Broomfield County131
- Rio Grande County130
- Routt County123
- San Miguel County122
- Montezuma County118
- Delta County112
- Eagle County112
- Dolores County99
- Pitkin County95
- La Plata County92
- Grand County91
- Gunnison County90
- Ouray County86
- Gilpin County83
- Park County83
- Chaffee County82
- Clear Creek County76
- Archuleta County69
- Hinsdale County69
- Jackson County66
- San Juan County60
- Mineral County53
- Lake County46
- Summit County45
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordThe radar archive20222024
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.