Alert archive / Colorado / Red Flag Warnings / 2009
Red Flag Warnings in Colorado, September 2009
2 red flag warnings 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 red flag warnings reaches back to 2005.
Red Flag Warnings by county
Each county as a circle sized by its count in September 2009. Tap one for its archive.
- Red Flag Warnings
- 2
- Busiest day
- September 28, 20091 red flag warnings
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 28, 3:28 PM MDT | Red Flag Warning | GJT | Dolores, Eagle, Garfield, La Plata, Mesa, Moffat and 5 more | 36 hr |
| Sep 30, 5:00 AM MDT | Red Flag Warning | BOU | Adams, Arapahoe, Boulder, Broomfield, Clear Creek, Denver and 13 more | 15 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Dolores County1
- Eagle County1
- Garfield County1
- La Plata County1
- Mesa County1
- Moffat County1
- Montezuma County1
- Pitkin County1
- Rio Blanco County1
- Routt County1
- San Miguel County1
- Adams County1
- Arapahoe County1
- Boulder County1
- Broomfield County1
- Clear Creek County1
- Denver County1
- Douglas County1
- Elbert County1
- Gilpin County1
- Jefferson County1
- Larimer County1
- Lincoln County1
- Logan County1
- Morgan County1
- Park County1
- Phillips County1
- Sedgwick County1
- Washington County1
- Weld 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.