Alert archive / Colorado / Montezuma County

Weather alerts in Montezuma County, Colorado, 2025

134 weather alerts in 2025, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.

Montezuma County and its neighbors

Each county as a circle sized by its count in 2025. Tap one for its archive.

Alerts
134
Warnings
48
Watches
31
Advisories
31
Busiest month
June21 alerts
Busiest day
June 3, 20258 alerts

Over time

By month

Warning verification

How often warnings here had a storm report inside them, and how much warning the reports had.

0 of 3 tornado warnings covering Montezuma County in 2025 had a tornado report inside them.

Montezuma County, 2025

WarningsWith a reportFalse alarm ratioReportsInside a warningMean lead time
Tornado warnings30100%0
Severe thunderstorm warnings10280%10%
Flash flood warnings20100%0

Each office's whole area, 2025

WarningsWith a reportFalse alarm ratioReportsInside a warningMean lead time
NWS Grand Junction, CO: tornado warnings5180%333%19 min
NWS Grand Junction, CO: severe thunderstorm warnings721283%3549%16 min
NWS Grand Junction, CO: flash flood warnings441077%3148%73 min

An office's figures cover every county it serves, including across state lines.

Verified by the Iowa Environmental Mesonet's Cow, which matches each storm-based warning with the local storm reports inside its polygon while it was in force, within 15 km of its edge: a tornado warning counts as verified on a tornado report, a severe thunderstorm warning on hail of 1 inch or more, a gust of 58 mph or more, or wind damage, a flash flood warning on a flash flood report. The false alarm ratio is the share of warnings with no such report; "inside a warning" is the probability of detection, the share of reports that fell inside one; lead time runs from the warning's issue to each report inside it, counting zero for a report that came first. A warning with no report is not proof nothing happened: reports come from spotters, the public and damage surveys, and are thin where few people live.

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.

IssuedProductOfficeLasted
Jan 17, 12:48 PM MSTWind AdvisoryGJT28 hr
Jan 18, 1:36 AM MSTExtreme Cold WatchGJT49 hr
Jan 20, 2:06 AM MSTCold Weather AdvisoryGJT31 hr
Jan 20, 2:06 AM MSTExtreme Cold WarningGJT33 hr
Jan 27, 2:31 PM MSTWinter Weather AdvisoryGJT62 hr
Feb 12, 2:48 AM MSTWinter Storm WatchGJT24 hr
Feb 13, 2:52 AM MSTWinter Storm WarningGJT63 hr
Mar 2, 1:57 AM MSTWinter Weather AdvisoryGJT63 hr
Mar 4, 2:11 AM MSTWind AdvisoryGJT15 hr
Mar 5, 1:48 AM MSTWinter Storm WatchGJT12 hr
Mar 5, 1:50 PM MSTWind AdvisoryGJT30 hr
Mar 5, 1:54 PM MSTWinter Storm WarningGJT49 hr
Mar 12, 2:39 AM MDTWinter Weather AdvisoryGJT63 hr
Mar 12, 2:47 PM MDTWind AdvisoryGJT28 hr
Mar 13, 2:45 AM MDTWinter Storm WarningGJT33 hr
Mar 17, 3:12 AM MDTWinter Weather AdvisoryGJT51 hr
Mar 18, 2:28 AM MDTWind AdvisoryGJT17 hr
Mar 30, 3:03 AM MDTWind AdvisoryGJT50 hr
Mar 31, 3:37 AM MDTWinter Weather AdvisoryGJT49 hr
Mar 31, 1:42 PM MDTWind AdvisoryGJT28 hr
Apr 1, 3:37 PM MDTSpecial Weather StatementGJT23 min
Apr 1, 4:13 PM MDTSpecial Weather StatementGJT32 min
Apr 2, 2:08 PM MDTWinter Weather AdvisoryGJT34 hr
Apr 3, 4:25 AM MDTWinter Weather AdvisoryGJT64 hr
Apr 15, 3:05 PM MDTFire Weather WatchGJT23 hr
Apr 16, 2:01 PM MDTWind AdvisoryGJT30 hr
Apr 16, 2:07 PM MDTRed Flag WarningGJT30 hr
Apr 16, 2:44 PM MDTWinter Weather AdvisoryGJT3 days
Apr 17, 1:53 PM MDTFreeze WatchGJT25 hr
Apr 17, 1:53 PM MDTFreeze WatchGJT37 hr
Apr 18, 2:32 AM MDTFreeze WarningGJT30 hr
Apr 19, 3:21 AM MDTFreeze WarningGJT30 hr
Apr 19, 1:11 PM MDTFreeze WatchGJT13 hr
Apr 20, 2:05 AM MDTFreeze WarningGJT31 hr
Apr 23, 1:47 PM MDTFire Weather WatchGJT12 hr
Apr 24, 2:04 AM MDTFire Weather WatchGJT25 hr
Apr 24, 2:04 AM MDTRed Flag WarningGJT42 hr
Apr 24, 2:44 PM MDTFire Weather WatchGJT35 hr
Apr 25, 2:52 AM MDTRed Flag WarningGJT41 hr
Apr 26, 2:05 AM MDTRed Flag WarningGJT42 hr
May 4, 2:59 AM MDTWinter Weather AdvisoryGJT47 hr
May 4, 12:34 PM MDTSpecial Weather StatementGJT26 min
May 4, 1:03 PM MDTSpecial Weather StatementGJT27 min
May 5, 12:27 PM MDTSpecial Weather StatementGJT33 min
May 9, 1:55 PM MDTSpecial Weather StatementGJT35 min
May 9, 2:41 PM MDTSpecial Weather StatementGJT34 min
May 12, 7:32 AM MDTWind AdvisoryGJT37 hr
May 13, 1:37 PM MDTFreeze WatchGJT13 hr
May 14, 2:30 AM MDTFreeze WarningGJT30 hr
May 17, 2:19 PM MDTWinter Weather AdvisoryGJT40 hr
May 19, 2:43 PM MDTFreeze WarningGJT18 hr
Jun 3, 1:42 PM MDTSevere Thunderstorm WarningGJT48 min
Jun 3, 2:28 PM MDTSevere Thunderstorm WarningGJT32 min
Jun 3, 2:59 PM MDTSevere Thunderstorm WarningGJT31 min
Jun 3, 3:01 PM MDTSevere Thunderstorm WarningGJT29 min
Jun 3, 3:24 PM MDTSevere Thunderstorm WarningGJT36 min
Jun 3, 3:25 PM MDTSpecial Weather StatementGJT35 min
Jun 3, 3:55 PM MDTSpecial Weather StatementGJT20 min
Jun 3, 3:55 PM MDTSpecial Weather StatementGJT20 min
Jun 4, 10:49 AM MDTFlood WatchGJT13 hr
Jun 15, 1:44 PM MDTRed Flag WarningGJT30 hr
Jun 16, 9:15 AM MDTRed Flag WarningGJT35 hr
Jun 18, 1:48 AM MDTFire Weather WatchGJT13 hr
Jun 18, 2:26 PM MDTFire Weather WatchGJT11 hr
Jun 18, 2:26 PM MDTFire Weather WatchGJT23 hr
Jun 18, 2:26 PM MDTRed Flag WarningGJT30 hr
Jun 19, 1:36 AM MDTRed Flag WarningGJT45 hr
Jun 19, 1:34 PM MDTWind AdvisoryGJT32 hr
Jun 19, 1:40 PM MDTRed Flag WarningGJT56 hr
Jun 20, 1:41 AM MDTFire Weather WatchGJT24 hr
Jun 20, 1:29 PM MDTWind AdvisoryGJT33 hr
Jun 21, 1:24 AM MDTRed Flag WarningGJT44 hr
Jul 8, 1:37 PM MDTFire Weather WatchGJT13 hr
Jul 9, 2:11 AM MDTRed Flag WarningGJT42 hr
Jul 25, 2:05 AM MDTFire Weather WatchGJT11 hr
Jul 25, 1:04 PM MDTRed Flag WarningGJT31 hr
Aug 1, 3:33 AM MDTFire Weather WatchGJT10 hr
Aug 1, 1:22 PM MDTRed Flag WarningGJT30 hr
Aug 3, 1:18 PM MDTFire Weather WatchGJT13 hr
Aug 3, 1:18 PM MDTRed Flag WarningGJT32 hr
Aug 4, 1:48 AM MDTRed Flag WarningGJT42 hr
Aug 5, 2:15 AM MDTFire Weather WatchGJT12 hr
Aug 5, 2:25 PM MDTRed Flag WarningGJT54 hr
Aug 5, 2:25 PM MDTRed Flag WarningGJT3 days
Aug 7, 1:21 PM MDTRed Flag WarningGJT55 hr
Aug 10, 2:13 AM MDTRed Flag WarningGJT19 hr
Aug 12, 2:12 PM MDTFire Weather WatchGJT23 hr
Aug 12, 2:12 PM MDTFire Weather WatchGJT48 hr
Aug 13, 1:05 PM MDTRed Flag WarningGJT31 hr
Aug 23, 3:54 PM MDTAreal Flood AdvisoryGJT111 min
Aug 25, 2:16 PM MDTAreal Flood AdvisoryGJT119 min
Aug 25, 2:42 PM MDTFlood WatchGJT35 hr
Sep 10, 12:50 PM MDTFlood WatchGJT59 hr
Sep 11, 2:06 PM MDTFlash Flood Warning Considerable damage threatGJT58 min
Sep 11, 6:15 PM MDTSevere Thunderstorm WarningGJT30 min
Sep 12, 7:47 AM MDTSpecial Weather StatementABQ13 min
Sep 12, 8:10 AM MDTSpecial Weather StatementGJT35 min
Sep 12, 9:16 AM MDTMesoscale DiscussionSPC2 hr
Sep 12, 9:51 AM MDTSevere Thunderstorm WarningGJT24 min
Sep 12, 11:09 AM MDTSevere Thunderstorm WarningGJT36 min
Sep 13, 3:25 AM MDTFlood WatchGJT21 hr
Sep 13, 12:04 PM MDTMesoscale DiscussionSPC116 min
Sep 13, 1:12 PM MDTTornado Warning Tornado observedGJT33 min
Sep 13, 1:43 PM MDTTornado Warning Tornado observedGJT32 min
Sep 13, 2:09 PM MDTTornado Warning Tornado observedGJT36 min
Sep 13, 2:36 PM MDTFlash Flood WarningGJT3 hr
Sep 13, 2:38 PM MDTSevere Thunderstorm WarningGJT39 min
Sep 13, 4:01 PM MDTSpecial Weather StatementGJT29 min
Sep 22, 6:29 PM MDTSpecial Weather StatementGJT31 min
Sep 22, 7:22 PM MDTSpecial Weather StatementGJT38 min
Oct 3, 2:21 PM MDTWind AdvisoryGJT27 hr
Oct 3, 6:28 PM MDTSpecial Weather StatementGJT32 min
Oct 3, 7:08 PM MDTSpecial Weather StatementGJT22 min
Oct 3, 7:45 PM MDTSpecial Weather StatementGJT15 min
Oct 8, 1:27 PM MDTFlood WatchGJT4 days
Oct 12, 3:49 AM MDTFlood WatchGJT68 hr
Oct 13, 2:10 PM MDTSpecial Weather StatementGJT35 min
Oct 13, 2:34 PM MDTSpecial Weather StatementGJT26 min
Oct 13, 2:36 PM MDTSevere Thunderstorm WarningGJT24 min
Oct 14, 6:56 AM MDTAreal Flood WarningGJT6 hr
Oct 15, 2:30 PM MDTFreeze WatchGJT12 hr
Oct 16, 2:32 AM MDTFreeze WarningGJT30 hr
Oct 23, 1:03 PM MDTMesoscale DiscussionSPC117 min
Oct 23, 2:15 PM MDTSpecial Weather StatementGJT30 min
Oct 26, 2:32 PM MDTFreeze WatchGJT22 hr
Oct 27, 12:38 PM MDTFreeze WarningGJT20 hr
Oct 28, 3:07 AM MDTFreeze WatchGJT10 hr
Oct 28, 1:10 PM MDTFreeze WarningGJT20 hr
Nov 16, 1:51 AM MSTWinter Weather AdvisoryGJT39 hr
Nov 19, 12:37 AM MSTWinter Weather AdvisoryGJT46 hr
Nov 22, 1:21 AM MSTWinter Weather AdvisoryGJT47 hr
Nov 29, 12:23 PM MSTWinter Weather AdvisoryGJT42 hr
Dec 2, 2:26 AM MSTWinter Weather AdvisoryGJT51 hr
Dec 26, 2:04 AM MSTWinter Weather AdvisoryGJT56 hr

By product

Every kind of product issued here, grouped by hazard. Each opens the same place narrowed to that product.

The busiest days

Days with the most alerts issued, by UTC date.

Nearby

Alerts in force nowTornadoes on recordForecastThe radar archive20242026

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.