Alert archive / Colorado / Winter Storm Warnings

Winter Storm Warnings in Colorado, 2017

55 winter storm warnings in 2017. 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 2017. Tap one for its archive.

Winter Storm Warnings
55
Busiest month
January18 winter storm warnings
Busiest day
January 3, 20173 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 2, 11:24 PM MSTWinter Storm WarningGJTArchuleta, Delta, Dolores, Eagle, Garfield, Gunnison and 12 more3 days
Jan 3, 5:08 AM MSTWinter Storm WarningBOUAdams, Arapahoe, Boulder, Broomfield, Clear Creek, Denver and 10 more54 hr
Jan 3, 3:10 PM MSTWinter Storm WarningPUBAlamosa, Chaffee, Conejos, Costilla, Custer, El Paso and 9 more64 hr
Jan 5, 11:10 AM MSTWinter Storm WarningBOUArapahoe, Boulder, Clear Creek, Douglas, Elbert, Gilpin and 4 more4 hr
Jan 7, 4:09 PM MSTWinter Storm WarningGJTArchuleta, Delta, Dolores, Eagle, Garfield, Gunnison and 12 more65 hr
Jan 8, 4:18 AM MSTWinter Storm WarningPUBChaffee, Conejos, Lake, Mineral, Rio Grande, Saguache55 hr
Jan 8, 11:14 AM MSTWinter Storm WarningBOUBoulder, Clear Creek, Gilpin, Grand, Jackson, Jefferson and 3 more42 hr
Jan 10, 11:53 AM MSTWinter Storm WarningBOUBoulder, Clear Creek, Gilpin, Grand, Jackson, Jefferson and 3 more36 hr
Jan 10, 3:11 PM MSTWinter Storm WarningPUBChaffee, Conejos, Lake, Mineral, Rio Grande, Saguache33 hr
Jan 10, 3:21 PM MSTWinter Storm WarningGJTDelta, Eagle, Garfield, Gunnison, Mesa, Moffat and 4 more42 hr
Jan 12, 4:26 AM MSTWinter Storm WarningPUBConejos, Mineral, Rio Grande, Saguache4 days
Jan 12, 11:24 AM MSTWinter Storm WarningGJTArchuleta, Dolores, Hinsdale, La Plata, Montezuma, San Juan and 1 more54 hr
Jan 14, 4:58 AM MSTWinter Storm WarningPUBAlamosa, Baca, Bent, Chaffee, Costilla, Crowley and 9 more54 hr
Jan 14, 10:08 AM MSTWinter Storm WarningGLDCheyenne, Kit Carson, Yuma55 hr
Jan 18, 3:41 PM MSTWinter Storm WarningGJTArchuleta, Delta, Dolores, Eagle, Garfield, Gunnison and 12 more4 days
Jan 19, 4:02 AM MSTWinter Storm WarningPUBConejos, Mineral, Rio Grande, Saguache64 hr
Jan 22, 3:50 AM MSTWinter Storm WarningPUBChaffee, Conejos, Lake, Mineral, Rio Grande, Saguache61 hr
Jan 22, 4:30 AM MSTWinter Storm WarningGJTArchuleta, Delta, Dolores, Eagle, Garfield, Gunnison and 11 more72 hr
Feb 5, 3:03 PM MSTWinter Storm WarningGJTDelta, Eagle, Garfield, Gunnison, Mesa, Moffat and 4 more69 hr
Feb 6, 4:09 AM MSTWinter Storm WarningPUBChaffee, Lake, Saguache56 hr
Feb 6, 4:58 AM MSTWinter Storm WarningBOUBoulder, Clear Creek, Gilpin, Grand, Jackson, Jefferson and 3 more55 hr
Feb 26, 3:26 PM MSTWinter Storm WarningGJTArchuleta, Delta, Dolores, Gunnison, Hinsdale, La Plata and 5 more53 hr
Feb 26, 3:41 PM MSTWinter Storm WarningPUBChaffee, Conejos, Lake, Mineral, Rio Grande, Saguache56 hr
Mar 23, 3:28 PM MDTWinter Storm WarningBOUClear Creek, Douglas, Gilpin, Jefferson, Park15 hr
Mar 23, 3:44 PM MDTWinter Storm WarningPUBEl Paso, Fremont, Teller18 hr
Mar 24, 9:58 AM MDTWinter Storm WarningPUBCostilla, Huerfano, Las Animas5 hr
Mar 28, 5:38 AM MDTWinter Storm WarningPUBAlamosa, Chaffee, Costilla, Custer, El Paso, Fremont and 5 more30 hr
Mar 28, 6:04 AM MDTWinter Storm WarningBOUArapahoe, Clear Creek, Douglas, Elbert, Gilpin, Jefferson and 1 more22 hr
Mar 30, 3:29 AM MDTWinter Storm WarningGJTArchuleta, Delta, Dolores, Eagle, Garfield, Gunnison and 9 more49 hr
Mar 31, 4:29 AM MDTWinter Storm WarningPUBAlamosa, Chaffee, Costilla, Custer, El Paso, Fremont and 5 more35 hr
Mar 31, 4:37 AM MDTWinter Storm WarningBOUBoulder, Clear Creek, Douglas, Gilpin, Grand, Jackson and 4 more23 hr
Apr 2, 3:45 PM MDTWinter Storm WarningGJTArchuleta, Delta, Dolores, Gunnison, Hinsdale, La Plata and 5 more45 hr
Apr 3, 4:10 AM MDTWinter Storm WarningBOUArapahoe, Douglas, Elbert44 hr
Apr 3, 4:23 AM MDTWinter Storm WarningPUBAlamosa, Chaffee, Conejos, Costilla, Custer, El Paso and 8 more35 hr
Apr 26, 4:30 AM MDTWinter Storm WarningGJTEagle, Garfield, Moffat, Rio Blanco, Routt44 hr
Apr 28, 4:34 AM MDTWinter Storm WarningPUBAlamosa, Baca, Bent, Chaffee, Costilla, Crowley and 11 more56 hr
Apr 28, 4:49 AM MDTWinter Storm WarningBOUAdams, Arapahoe, Boulder, Broomfield, Clear Creek, Denver and 7 more37 hr
Apr 28, 1:50 PM MDTWinter Storm WarningGLDCheyenne, Kit Carson28 hr
May 10, 4:30 AM MDTWinter Storm WarningPUBAlamosa, Costilla, Custer, El Paso, Fremont, Huerfano and 4 more32 hr
May 17, 4:41 AM MDTWinter Storm WarningBOUAdams, Arapahoe, Boulder, Broomfield, Clear Creek, Denver and 10 more53 hr
May 17, 3:29 PM MDTWinter Storm WarningPUBChaffee, El Paso, Lake, Saguache, Teller42 hr
May 18, 9:22 AM MDTWinter Storm WarningGJTDelta, Eagle, Garfield, Gunnison, Mesa, Moffat and 4 more24 hr
Sep 30, 3:39 PM MDTWinter Storm WarningGJTEagle, Garfield, Mesa, Moffat, Pitkin, Rio Blanco and 1 more55 hr
Oct 1, 3:20 AM MDTWinter Storm WarningBOUBoulder, Grand, Jackson, Larimer45 hr
Oct 8, 3:52 AM MDTWinter Storm WarningPUBEl Paso, Fremont, Teller35 hr
Oct 8, 4:14 AM MDTWinter Storm WarningBOUAdams, Arapahoe, Boulder, Broomfield, Clear Creek, Denver and 10 more35 hr
Nov 4, 3:36 AM MDTWinter Storm WarningGJTEagle, Garfield, Moffat, Rio Blanco, Routt67 hr
Nov 4, 4:46 AM MDTWinter Storm WarningBOUBoulder, Grand, Jackson, Larimer48 hr
Nov 16, 12:30 AM MSTWinter Storm WarningPUBChaffee, Conejos, Lake, Mineral, Rio Grande, Saguache51 hr
Nov 16, 3:48 AM MSTWinter Storm WarningGJTDelta, Eagle, Garfield, Gunnison, Mesa, Moffat and 4 more48 hr
Nov 16, 4:32 AM MSTWinter Storm WarningBOUBoulder, Clear Creek, Gilpin, Grand, Jackson, Jefferson and 3 more47 hr
Dec 22, 3:34 AM MSTWinter Storm WarningGJTMoffat, Routt44 hr
Dec 22, 5:05 AM MSTWinter Storm WarningBOUBoulder, Grand, Jackson, Larimer42 hr
Dec 24, 4:23 AM MSTWinter Storm WarningBOUBoulder, Grand, Jackson, Larimer50 hr
Dec 24, 4:28 AM MSTWinter Storm WarningGJTDelta, Eagle, Garfield, Gunnison, Moffat, Montrose and 3 more38 hr

By county

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

19 more counties

The busiest days

Days with the most alerts issued, by UTC date.

  1. January 3, 20173winter storm warnings
  2. January 10, 20173winter storm warnings
  3. April 28, 20173winter storm warnings
  4. November 16, 20173winter storm warnings
  5. January 8, 20172winter storm warnings
  6. January 12, 20172winter storm warnings
  7. January 14, 20172winter storm warnings
  8. January 22, 20172winter storm warnings
  9. February 6, 20172winter storm warnings
  10. February 26, 20172winter storm warnings
  11. March 23, 20172winter storm warnings
  12. March 28, 20172winter storm warnings

Nearby

Alerts in force nowTornadoes on recordThe radar archive20162018

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.