Alert archive / Colorado / Winter Storm Warnings

Winter Storm Warnings in Colorado, 2018

35 winter storm warnings in 2018. 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 2018. Tap one for its archive.

Winter Storm Warnings
35
Busiest month
February9 winter storm warnings
Busiest day
January 20, 20183 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 8, 9:00 PM MSTWinter Storm WarningGJTArchuleta, Delta, Dolores, Eagle, Garfield, Gunnison and 12 more48 hr
Jan 9, 3:48 AM MSTWinter Storm WarningPUBConejos, Mineral, Rio Grande44 hr
Jan 20, 2:04 AM MSTWinter Storm WarningGLDCheyenne, Kit Carson, Yuma24 hr
Jan 20, 4:22 AM MSTWinter Storm WarningPUBEl Paso37 hr
Jan 20, 5:24 AM MSTWinter Storm WarningBOUAdams, Arapahoe, Boulder, Broomfield, Clear Creek, Denver and 16 more36 hr
Jan 21, 11:24 AM MSTWinter Storm WarningGJTGunnison, Hinsdale, Montrose, Ouray, San Miguel10 hr
Feb 5, 4:32 PM MSTWinter Storm WarningBOUBoulder, Clear Creek, Gilpin, Grand, Jefferson, Park and 1 more11 hr
Feb 11, 3:02 PM MSTWinter Storm WarningPUBConejos, Mineral, Rio Grande41 hr
Feb 11, 3:05 PM MSTWinter Storm WarningGJTArchuleta, Dolores, Hinsdale, La Plata, Montezuma, San Juan and 1 more42 hr
Feb 14, 3:19 AM MSTWinter Storm WarningBOUBoulder, Clear Creek, Gilpin, Grand, Jackson, Jefferson and 3 more39 hr
Feb 14, 3:39 AM MSTWinter Storm WarningGJTDelta, Eagle, Garfield, Gunnison, Mesa, Moffat and 4 more44 hr
Feb 14, 3:50 AM MSTWinter Storm WarningPUBChaffee, Conejos, Lake, Mineral, Rio Grande, Saguache37 hr
Feb 17, 2:12 PM MSTWinter Storm WarningGJTArchuleta, Delta, Dolores, Eagle, Garfield, Gunnison and 11 more66 hr
Feb 17, 2:55 PM MSTWinter Storm WarningPUBChaffee, Conejos, Lake, Mineral, Rio Grande, Saguache65 hr
Feb 21, 11:54 AM MSTWinter Storm WarningGJTArchuleta24 hr
Mar 26, 4:09 AM MDTWinter Storm WarningPUBCostilla, Custer, Fremont, Huerfano, Las Animas, Pueblo32 hr
Apr 7, 4:07 AM MDTWinter Storm WarningPUBChaffee, Lake, Saguache29 hr
Apr 7, 4:19 AM MDTWinter Storm WarningGJTDelta, Eagle, Garfield, Gunnison, Moffat, Montrose and 3 more29 hr
Apr 7, 4:26 AM MDTWinter Storm WarningBOUBoulder, Clear Creek, Gilpin, Grand, Jackson, Jefferson and 3 more29 hr
Apr 19, 9:24 AM MDTWinter Storm WarningGJTArchuleta, Delta, Dolores, Eagle, Garfield, Gunnison and 8 more33 hr
Apr 19, 3:09 PM MDTWinter Storm WarningPUBAlamosa, Chaffee, Costilla, Custer, El Paso, Fremont and 4 more28 hr
Apr 19, 3:14 PM MDTWinter Storm WarningBOUBoulder, Clear Creek, Gilpin, Grand, Jackson, Jefferson and 3 more28 hr
May 1, 3:49 PM MDTWinter Storm WarningBOUBoulder, Grand, Jackson, Larimer44 hr
Oct 13, 4:15 AM MDTWinter Storm WarningPUBAlamosa, Chaffee, Costilla, Custer, El Paso, Fremont and 5 more42 hr
Oct 30, 4:16 AM MDTWinter Storm WarningPUBAlamosa, Chaffee, Costilla, Custer, El Paso, Fremont and 5 more32 hr
Nov 7, 6:32 PM MSTWinter Storm WarningGLDYuma15 hr
Nov 22, 1:49 PM MSTWinter Storm WarningGJTDelta, Eagle, Garfield, Gunnison, Mesa, Moffat and 4 more61 hr
Nov 22, 2:29 PM MSTWinter Storm WarningPUBChaffee, Lake, Saguache62 hr
Nov 22, 3:49 PM MSTWinter Storm WarningBOUBoulder, Clear Creek, Gilpin, Grand, Jackson, Jefferson and 3 more58 hr
Dec 24, 2:11 PM MSTWinter Storm WarningGJTArchuleta, Dolores, Gunnison, Hinsdale, La Plata, Montezuma and 4 more39 hr
Dec 25, 3:55 AM MSTWinter Storm WarningGLDCheyenne, Kit Carson, Yuma55 hr
Dec 25, 10:11 AM MSTWinter Storm WarningPUBBaca, Bent, Crowley, Huerfano, Kiowa, Las Animas and 3 more41 hr
Dec 27, 3:14 PM MSTWinter Storm WarningGJTArchuleta, Dolores, La Plata, Montezuma, San Miguel33 hr
Dec 30, 3:10 PM MSTWinter Storm WarningPUBAlamosa, Chaffee, Conejos, Costilla, Custer, Fremont and 6 more50 hr
Dec 30, 3:24 PM MSTWinter Storm WarningGJTArchuleta, Dolores, Hinsdale, La Plata, Montezuma, San Juan and 1 more50 hr

By county

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

24 more counties

The busiest days

Days with the most alerts issued, by UTC date.

  1. January 20, 20183winter storm warnings
  2. February 14, 20183winter storm warnings
  3. April 7, 20183winter storm warnings
  4. April 19, 20183winter storm warnings
  5. November 22, 20183winter storm warnings
  6. January 9, 20182winter storm warnings
  7. February 11, 20182winter storm warnings
  8. February 17, 20182winter storm warnings
  9. December 25, 20182winter storm warnings
  10. December 30, 20182winter storm warnings
  11. January 21, 20181winter storm warnings
  12. February 5, 20181winter storm warnings

Nearby

Alerts in force nowTornadoes on recordThe radar archive20172019

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.