Alert archive / Colorado / 1986

Weather alerts in Colorado, September 1986

6 weather alerts in September 1986, 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 September 1986. Tap one for its archive.

Alerts
6
Warnings
6
Watches
0
Advisories
0
Busiest day
September 10, 19862 alerts

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
Aug 31, 6:44 PM MDTSevere Thunderstorm WarningGLDLincoln61 min
Sep 9, 3:28 PM MDTFlash Flood WarningGJTMontezuma62 min
Sep 10, 7:37 AM MDTFlash Flood WarningGLDEl Paso68 min
Sep 10, 5:47 PM MDTSevere Thunderstorm WarningPUBProwers28 min
Sep 18, 6:31 PM MDTTornado WarningBOULogan, Weld29 min
Sep 18, 7:02 PM MDTSevere Thunderstorm WarningBOULogan, Weld58 min

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.

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.