Alert archive / Colorado / Flash Flood Warnings / 2023

Flash Flood Warnings in Colorado, August 2023

35 flash flood warnings in August 2023. 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 August 2023. Tap one for its archive.

Flash Flood Warnings
35
Busiest day
August 1, 202311 flash flood 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.

IssuedProductOfficeCountiesLasted
Jul 31, 7:10 PM MDTFlash Flood WarningBOUDouglas110 min
Jul 31, 7:37 PM MDTFlash Flood WarningBOULarimer3 hr
Jul 31, 7:39 PM MDTFlash Flood WarningPUBTeller3 hr
Jul 31, 8:12 PM MDTFlash Flood WarningBOULarimer3 hr
Jul 31, 8:14 PM MDTFlash Flood WarningBOULarimer3 hr
Jul 31, 8:30 PM MDTFlash Flood WarningPUBEl Paso3 hr
Jul 31, 8:59 PM MDTFlash Flood WarningPUBEl Paso3 hr
Jul 31, 9:02 PM MDTFlash Flood WarningPUBFremont, Teller3 hr
Aug 1, 3:23 PM MDTFlash Flood WarningBOUJefferson3 hr
Aug 1, 5:13 PM MDTFlash Flood WarningBOUBoulder3 hr
Aug 1, 5:55 PM MDTFlash Flood WarningGJTEagle, Garfield, Pitkin74 min
Aug 1, 6:57 PM MDTFlash Flood WarningBOUMorgan3 hr
Aug 2, 4:33 PM MDTFlash Flood WarningGJTMesa117 min
Aug 2, 9:40 PM MDTFlash Flood WarningGLDCheyenne3 hr
Aug 2, 9:58 PM MDTFlash Flood Warning Considerable damage threatGJTEagle, Garfield, Pitkin2 hr
Aug 2, 11:24 PM MDTFlash Flood Warning Considerable damage threatBOULarimer5 hr
Aug 3, 5:14 PM MDTFlash Flood WarningPUBPueblo2 hr
Aug 3, 5:17 PM MDTFlash Flood WarningBOULarimer104 min
Aug 3, 7:43 PM MDTFlash Flood WarningGLDKit Carson3 hr
Aug 5, 12:49 AM MDTFlash Flood WarningGLDYuma4 hr
Aug 5, 2:23 AM MDTFlash Flood WarningBOUWashington3 hr
Aug 14, 5:11 PM MDTFlash Flood WarningGJTMesa, Montrose3 hr
Aug 17, 7:01 PM MDTFlash Flood WarningGJTMesa119 min
Aug 23, 4:28 PM MDTFlash Flood WarningBOULarimer3 hr
Aug 24, 6:12 PM MDTFlash Flood Warning Considerable damage threatGJTEagle, Garfield3 hr
Aug 25, 11:25 AM MDTFlash Flood WarningBOUMorgan3 hr
Aug 25, 4:28 PM MDTFlash Flood WarningPUBChaffee, Fremont2 hr
Aug 25, 5:30 PM MDTFlash Flood WarningPUBBaca, Huerfano, Las Animas3 hr
Aug 25, 6:03 PM MDTFlash Flood Warning Considerable damage threatPUBCostilla, Huerfano3 hr
Aug 26, 5:12 PM MDTFlash Flood Warning Considerable damage threatGJTEagle, Garfield2 hr
Aug 27, 2:41 PM MDTFlash Flood WarningGJTEagle109 min
Aug 27, 2:54 PM MDTFlash Flood Warning Considerable damage threatPUBCostilla, Huerfano3 hr
Aug 27, 2:56 PM MDTFlash Flood WarningBOULarimer2 hr
Aug 28, 3:35 PM MDTFlash Flood WarningBOULarimer3 hr
Aug 28, 7:35 PM MDTFlash Flood WarningPUBPueblo98 min

By county

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

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. Warning verification from the Mesonet's Cow. Rebuilt daily.