Alert archive / Colorado / Winter Storm Warnings

Winter Storm Warnings in Colorado, 2012

36 winter storm warnings in 2012. 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 winter storm warnings reaches back to 2005.

Winter Storm Warnings by county

Each county as a circle sized by its count in 2012. Tap one for its archive.

Winter Storm Warnings
36
Busiest month
February12 winter storm warnings
Busiest day
January 20, 20123 winter storm 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
Jan 15, 1:49 PM MSTWinter Storm WarningGJTArchuleta, Delta, Dolores, Gunnison, Hinsdale, La Plata and 4 more34 hr
Jan 18, 3:44 AM MSTWinter Storm WarningGJTMoffat, Routt31 hr
Jan 18, 2:49 PM MSTWinter Storm WarningBOUGrand, Jackson20 hr
Jan 20, 11:26 AM MSTWinter Storm WarningBOUBoulder, Clear Creek, Gilpin, Grand, Jackson, Jefferson and 3 more48 hr
Jan 20, 3:34 PM MSTWinter Storm WarningPUBChaffee, Conejos, Lake, Mineral, Rio Grande, Saguache41 hr
Jan 20, 3:48 PM MSTWinter Storm WarningGJTArchuleta, Delta, Dolores, Eagle, Garfield, Gunnison and 12 more44 hr
Feb 1, 3:21 PM MSTWinter Storm WarningPUBAlamosa, Costilla, Custer, El Paso, Fremont, Huerfano and 4 more62 hr
Feb 2, 5:07 AM MSTWinter Storm WarningBOUAdams, Arapahoe, Boulder, Broomfield, Clear Creek, Denver and 16 more47 hr
Feb 3, 4:18 AM MSTWinter Storm WarningGLDCheyenne, Kit Carson, Yuma31 hr
Feb 11, 3:33 AM MSTWinter Storm WarningGJTArchuleta, Dolores, Hinsdale, La Plata, Montezuma, San Juan and 1 more56 hr
Feb 11, 3:53 AM MSTWinter Storm WarningPUBConejos, Mineral, Rio Grande55 hr
Feb 21, 3:53 AM MSTWinter Storm WarningGJTEagle, Garfield, Moffat, Pitkin, Rio Blanco, Routt58 hr
Feb 21, 8:56 PM MSTWinter Storm WarningBOUBoulder, Clear Creek, Gilpin, Grand, Jackson, Jefferson and 3 more38 hr
Feb 26, 3:02 PM MSTWinter Storm WarningPUBChaffee, Conejos, Lake, Mineral, Rio Grande, Saguache53 hr
Feb 26, 3:19 PM MSTWinter Storm WarningGJTArchuleta, Delta, Dolores, Eagle, Garfield, Gunnison and 12 more57 hr
Feb 29, 3:41 AM MSTWinter Storm WarningGJTArchuleta, Delta, Dolores, Eagle, Garfield, Gunnison and 12 more62 hr
Feb 29, 3:12 PM MSTWinter Storm WarningBOUGrand, Jackson38 hr
Feb 29, 3:16 PM MSTWinter Storm WarningPUBAlamosa, Chaffee, Conejos, Costilla, Custer, El Paso and 9 more54 hr
Mar 7, 4:36 AM MSTWinter Storm WarningPUBAlamosa, Chaffee, Conejos, Costilla, Custer, Fremont and 6 more29 hr
Mar 17, 3:08 PM MDTWinter Storm WarningPUBConejos, Mineral, Rio Grande47 hr
Mar 17, 3:35 PM MDTWinter Storm WarningGJTArchuleta, Delta, Dolores, Garfield, Gunnison, Hinsdale and 7 more56 hr
Apr 2, 4:20 AM MDTWinter Storm WarningPUBAlamosa, Chaffee, Costilla, Custer, El Paso, Fremont and 5 more43 hr
Apr 2, 3:34 PM MDTWinter Storm WarningBOUArapahoe, Douglas, Elbert26 hr
Apr 13, 2:58 AM MDTWinter Storm WarningGJTArchuleta, Delta, Dolores, Eagle, Garfield, Gunnison and 12 more3 days
Apr 13, 3:17 PM MDTWinter Storm WarningPUBChaffee, Conejos, Lake, Mineral, Rio Grande, Saguache54 hr
Apr 14, 5:35 AM MDTWinter Storm WarningBOUBoulder, Grand, Jackson, Larimer24 hr
Nov 8, 3:23 AM MSTWinter Storm WarningGJTArchuleta, Delta, Dolores, Eagle, Garfield, Gunnison and 11 more4 days
Nov 8, 4:08 AM MSTWinter Storm WarningPUBChaffee, Conejos, Lake, Mineral, Rio Grande, Saguache3 days
Dec 8, 2:03 PM MSTWinter Storm WarningGJTEagle, Garfield, Moffat, Pitkin, Rio Blanco, Routt18 hr
Dec 8, 2:44 PM MSTWinter Storm WarningBOUBoulder, Clear Creek, Gilpin, Grand, Jackson, Jefferson and 3 more11 hr
Dec 13, 3:24 AM MSTWinter Storm WarningGJTArchuleta, Delta, Dolores, Gunnison, Hinsdale, La Plata and 6 more50 hr
Dec 13, 3:25 AM MSTWinter Storm WarningPUBConejos, Mineral, Rio Grande, Saguache44 hr
Dec 15, 2:31 PM MSTWinter Storm WarningGJTArchuleta, Delta, Dolores, Eagle, Garfield, Gunnison and 12 more4 days
Dec 16, 2:47 PM MSTWinter Storm WarningBOUGrand, Jackson38 hr
Dec 17, 8:52 PM MSTWinter Storm WarningPUBChaffee, Conejos, Lake, Mineral, Rio Grande, Saguache42 hr
Dec 24, 11:18 AM MSTWinter Storm WarningGJTDelta, Garfield, Mesa, Moffat, Rio Blanco, Routt19 hr

By county

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

18 more counties

The busiest days

Days with the most alerts issued, by UTC date.

  1. January 20, 20123winter storm warnings
  2. February 29, 20123winter storm warnings
  3. January 18, 20122winter storm warnings
  4. February 11, 20122winter storm warnings
  5. February 26, 20122winter storm warnings
  6. March 17, 20122winter storm warnings
  7. April 2, 20122winter storm warnings
  8. April 13, 20122winter storm warnings
  9. November 8, 20122winter storm warnings
  10. December 8, 20122winter storm warnings
  11. December 13, 20122winter storm warnings
  12. January 15, 20121winter storm warnings

Nearby

Alerts in force nowTornadoes on recordThe radar archive20112013

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.