Alert archive / Colorado / Flash Flood Warnings

Flash Flood Warnings in Colorado, 1986

4 flash flood warnings in 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 flash flood warnings reaches back to 1986.

Flash Flood Warnings by county

Each county as a circle sized by its count in 1986. Tap one for its archive.

Flash Flood Warnings
4
Busiest month
September2 flash flood warnings
Busiest day
June 5, 19861 flash flood warnings

Over time

By month

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.

IssuedProductOfficeCountiesLasted
Jun 4, 7:45 PM MDTFlash Flood WarningGLDEl Paso75 min
Aug 2, 1:09 AM MDTFlash Flood WarningGLDEl Paso111 min
Sep 9, 3:28 PM MDTFlash Flood WarningGJTMontezuma62 min
Sep 10, 7:37 AM MDTFlash Flood WarningGLDEl Paso68 min

By county

Every county with at least one alert. A county page lists each alert that covered it.

The busiest days

Days with the most alerts issued, by UTC date.

Nearby

Alerts in force nowTornadoes on recordThe radar archive1987

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.