Alert archive / Colorado / Winter Storm Watches

Winter Storm Watches in Colorado, 2020

36 winter storm watches in 2020. 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 watches reaches back to 2005.

Winter Storm Watches by county

Each county as a circle sized by its count in 2020. Tap one for its archive.

Winter Storm Watches
36
Busiest month
February14 winter storm watches
Busiest day
October 23, 20204 winter storm watches

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, 2:16 PM MSTWinter Storm WatchGJTArchuleta, Dolores, Hinsdale, La Plata, Montezuma, San Juan and 1 more6 hr
Jan 15, 3:02 PM MSTWinter Storm WatchPUBConejos, Mineral, Rio Grande6 hr
Feb 1, 4:02 AM MSTWinter Storm WatchGJTArchuleta, Delta, Dolores, Eagle, Garfield, Gunnison and 12 more23 hr
Feb 1, 3:25 PM MSTWinter Storm WatchBOUBoulder, Clear Creek, Douglas, Gilpin, Grand, Jackson and 4 more24 hr
Feb 1, 6:08 PM MSTWinter Storm WatchPUBChaffee, Conejos, Lake, Mineral, Rio Grande, Saguache21 hr
Feb 2, 2:59 PM MSTWinter Storm WatchPUBCuster, El Paso, Fremont, Huerfano, Pueblo, Teller13 hr
Feb 4, 2:23 PM MSTWinter Storm WatchGJTDelta, Eagle, Garfield, Gunnison, Moffat, Montrose and 3 more12 hr
Feb 4, 2:51 PM MSTWinter Storm WatchBOUBoulder, Clear Creek, Gilpin, Grand, Jackson, Jefferson and 3 more11 hr
Feb 4, 3:25 PM MSTWinter Storm WatchPUBChaffee, Lake, Saguache12 hr
Feb 5, 3:04 PM MSTWinter Storm WatchBOULarimer, Morgan, Weld12 hr
Feb 9, 3:39 AM MSTWinter Storm WatchGJTArchuleta, Dolores, Hinsdale, La Plata, Montezuma, San Juan and 1 more23 hr
Feb 14, 1:22 PM MSTWinter Storm WatchGJTDelta, Eagle, Garfield, Gunnison, Moffat, Montrose and 3 more22 hr
Feb 14, 2:39 PM MSTWinter Storm WatchPUBChaffee, Lake, Saguache24 hr
Feb 14, 4:06 PM MSTWinter Storm WatchBOUBoulder, Clear Creek, Gilpin, Grand, Jackson, Jefferson and 3 more22 hr
Feb 21, 2:47 PM MSTWinter Storm WatchPUBEl Paso24 hr
Feb 21, 2:52 PM MSTWinter Storm WatchBOUArapahoe, Douglas, Elbert23 hr
Mar 11, 3:00 AM MDTWinter Storm WatchGJTArchuleta, Dolores, Hinsdale, La Plata, Montezuma, San Juan and 1 more35 hr
Mar 11, 4:05 AM MDTWinter Storm WatchPUBConejos, Mineral, Rio Grande35 hr
Mar 17, 1:15 PM MDTWinter Storm WatchBOUAdams, Arapahoe, Boulder, Broomfield, Clear Creek, Denver and 16 more24 hr
Mar 17, 2:52 PM MDTWinter Storm WatchPUBConejos, El Paso, Fremont, Mineral, Rio Grande, Teller22 hr
Mar 18, 4:13 AM MDTWinter Storm WatchGLDKit Carson, Yuma9 hr
Apr 14, 2:39 PM MDTWinter Storm WatchPUBChaffee, Lake, Saguache23 hr
Apr 14, 2:43 PM MDTWinter Storm WatchGJTDelta, Eagle, Garfield, Gunnison, Montrose, Pitkin12 hr
Apr 14, 3:09 PM MDTWinter Storm WatchBOUBoulder, Clear Creek, Gilpin, Grand, Jefferson, Larimer and 5 more19 hr
Sep 6, 3:12 AM MDTWinter Storm WatchBOUAdams, Arapahoe, Boulder, Broomfield, Clear Creek, Denver and 10 more24 hr
Sep 6, 4:36 AM MDTWinter Storm WatchPUBAlamosa, Chaffee, Conejos, Costilla, Custer, El Paso and 9 more24 hr
Sep 6, 9:38 PM MDTWinter Storm WatchGJTArchuleta, Delta, Dolores, Eagle, Garfield, Gunnison and 8 more6 hr
Oct 23, 1:36 PM MDTWinter Storm WatchGJTArchuleta, Delta, Dolores, Eagle, Garfield, Gunnison and 12 more26 hr
Oct 23, 2:46 PM MDTWinter Storm WatchBOUAdams, Arapahoe, Boulder, Broomfield, Clear Creek, Denver and 16 more24 hr
Oct 23, 2:58 PM MDTWinter Storm WatchPUBAlamosa, Chaffee, Conejos, Costilla, Custer, El Paso and 9 more24 hr
Oct 23, 3:00 PM MDTWinter Storm WatchGLDYuma24 hr
Oct 24, 3:31 PM MDTWinter Storm WatchGJTDelta, Garfield, Gunnison, Mesa, Montrose11 hr
Nov 5, 1:50 PM MSTWinter Storm WatchGJTArchuleta, Dolores, Gunnison, Hinsdale, La Plata, Montezuma and 4 more25 hr
Nov 5, 2:47 PM MSTWinter Storm WatchPUBConejos, Mineral, Rio Grande, Saguache24 hr
Dec 27, 3:24 AM MSTWinter Storm WatchGJTArchuleta, Dolores, Hinsdale, La Plata, Montezuma, San Juan and 1 more11 hr
Dec 27, 4:00 AM MSTWinter Storm WatchPUBConejos, Mineral, Rio Grande11 hr

By county

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

17 more counties

The busiest days

Days with the most alerts issued, by UTC date.

  1. October 23, 20204winter storm watches
  2. February 4, 20203winter storm watches
  3. February 14, 20203winter storm watches
  4. April 14, 20203winter storm watches
  5. January 15, 20202winter storm watches
  6. February 1, 20202winter storm watches
  7. February 2, 20202winter storm watches
  8. February 21, 20202winter storm watches
  9. March 11, 20202winter storm watches
  10. March 17, 20202winter storm watches
  11. September 6, 20202winter storm watches
  12. November 5, 20202winter storm watches

Nearby

Alerts in force nowTornadoes on recordThe radar archive20192021

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.