Alert archive / Arizona / Mohave County

Weather alerts in Mohave County, Arizona, 2014

260 weather alerts in 2014, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.

Mohave County and its neighbors

Each county as a circle sized by its count in 2014. Tap one for its archive.

Alerts
260
Warnings
134
Watches
25
Advisories
93
Busiest month
August75 alerts
Busiest day
September 27, 201423 alerts

Over time

By month

Warning verification

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

Mohave County, 2014

WarningsWith a reportFalse alarm ratioReportsInside a warningMean lead time
Tornado warnings00
Severe thunderstorm warnings30970%3067%23 min
Flash flood warnings784444%9181%70 min

Each office's whole area, 2014

WarningsWith a reportFalse alarm ratioReportsInside a warningMean lead time
NWS Las Vegas, NV: tornado warnings010%
NWS Las Vegas, NV: severe thunderstorm warnings491276%6942%21 min
NWS Las Vegas, NV: flash flood warnings19610447%29574%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 4, 3:13 PM MSTWind AdvisoryVEF27 hr
Jan 13, 3:29 PM MSTWind AdvisoryVEF28 hr
Jan 29, 4:13 AM MSTWind AdvisoryVEF41 hr
Feb 26, 4:30 PM MSTWind AdvisoryVEF27 hr
Feb 28, 12:35 PM MSTWind AdvisoryVEF10 hr
Feb 28, 9:52 PM MSTMesoscale DiscussionSPC83 min
Mar 6, 4:26 AM MSTFire Weather WatchVEF24 hr
Mar 7, 4:31 AM MSTRed Flag WarningVEF15 hr
Mar 7, 4:37 AM MSTLake Wind AdvisoryVEF15 hr
Mar 9, 2:50 PM MSTFire Weather WatchVEF14 hr
Mar 10, 3:00 AM MSTWind AdvisoryVEF39 hr
Mar 10, 4:42 AM MSTRed Flag WarningVEF40 hr
Mar 14, 2:14 PM MSTLake Wind AdvisoryVEF29 hr
Mar 14, 2:36 PM MSTRed Flag WarningVEF27 hr
Mar 16, 1:38 PM MSTWind AdvisoryVEF32 hr
Mar 17, 2:36 PM MSTWind AdvisoryVEF24 hr
Mar 17, 2:49 PM MSTRed Flag WarningVEF28 hr
Mar 24, 1:59 PM MSTWind AdvisoryVEF57 hr
Mar 28, 2:18 PM MSTWind AdvisoryVEF49 hr
Apr 5, 2:20 PM MSTLake Wind AdvisoryVEF28 hr
Apr 5, 2:35 PM MSTRed Flag WarningVEF27 hr
Apr 20, 3:01 AM MSTFire Weather WatchVEF25 hr
Apr 21, 3:26 AM MSTWind AdvisoryVEF42 hr
Apr 21, 4:04 AM MSTRed Flag WarningVEF41 hr
Apr 24, 3:33 AM MSTFire Weather WatchVEF12 hr
Apr 24, 3:39 AM MSTWind AdvisoryVEF64 hr
Apr 24, 3:05 PM MSTRed Flag WarningVEF29 hr
Apr 25, 3:43 PM MSTWinter Weather AdvisoryVEF20 hr
Apr 28, 2:29 PM MSTWind AdvisoryVEF30 hr
Apr 28, 2:30 PM MSTRed Flag WarningVEF54 hr
Apr 30, 2:40 AM MSTWind AdvisoryVEF17 hr
May 2, 2:35 PM MSTFire Weather WatchVEF24 hr
May 3, 2:49 PM MSTRed Flag WarningVEF54 hr
May 4, 2:42 PM MSTWind AdvisoryVEF54 hr
May 9, 3:03 PM MSTFire Weather WatchVEF13 hr
May 10, 3:33 AM MSTHigh Wind WarningVEF24 hr
May 10, 3:56 AM MSTRed Flag WarningVEF37 hr
May 10, 2:51 PM MSTWind AdvisoryVEF23 hr
May 16, 2:58 PM MSTFire Weather WatchVEF13 hr
May 17, 4:06 AM MSTRed Flag WarningVEF40 hr
May 17, 2:17 PM MSTWind AdvisoryVEF34 hr
May 19, 3:37 AM MSTWind AdvisoryVEF43 hr
May 19, 4:00 AM MSTFire Weather WatchVEF11 hr
May 19, 2:45 PM MSTRed Flag WarningVEF29 hr
May 31, 2:38 PM MSTFire Weather WatchVEF24 hr
Jun 1, 2:23 PM MSTRed Flag WarningVEF31 hr
Jun 5, 2:48 AM MSTExcessive Heat WatchVEF36 hr
Jun 7, 2:30 AM MSTExcessive Heat WarningVEF67 hr
Jun 11, 2:34 PM MSTRed Flag WarningVEF53 hr
Jun 12, 2:30 PM MSTWind AdvisoryVEF34 hr
Jun 14, 4:47 AM MSTFire Weather WatchVEF10 hr
Jun 14, 2:52 PM MSTRed Flag WarningVEF3 days
Jun 15, 2:23 PM MSTWind AdvisoryVEF55 hr
Jun 24, 2:30 AM MSTFire Weather WatchVEF24 hr
Jun 25, 2:36 AM MSTRed Flag WarningVEF43 hr
Jun 25, 2:50 AM MSTWind AdvisoryVEF48 hr
Jun 30, 2:26 AM MSTExcessive Heat WatchVEF18 hr
Jun 30, 8:35 PM MSTExcessive Heat WarningVEF49 hr
Jul 5, 11:09 AM MSTSevere Thunderstorm WarningVEF34 min
Jul 5, 5:34 PM MSTAreal Flood AdvisoryVEF116 min
Jul 5, 8:01 PM MSTAreal Flood AdvisoryVEF3 hr
Jul 6, 12:29 PM MSTAreal Flood AdvisoryVEF3 hr
Jul 6, 1:47 PM MSTAreal Flood AdvisoryVEF3 hr
Jul 6, 3:09 PM MSTFlash Flood WarningVEF3 hr
Jul 6, 4:28 PM MSTFlash Flood WarningVEF3 hr
Jul 7, 12:42 PM MSTFlash Flood WarningVEF3 hr
Jul 7, 7:30 PM MSTAreal Flood AdvisoryVEF90 min
Jul 8, 3:30 AM MSTAreal Flood AdvisoryVEF2 hr
Jul 8, 3:28 PM MSTSevere Thunderstorm WarningVEF47 min
Jul 8, 3:50 PM MSTAreal Flood AdvisoryVEF3 hr
Jul 8, 4:52 PM MSTAreal Flood AdvisoryVEF3 hr
Jul 8, 5:06 PM MSTAreal Flood AdvisoryVEF3 hr
Jul 8, 5:51 PM MSTSevere Thunderstorm WarningVEF39 min
Jul 8, 6:12 PM MSTFlash Flood WarningVEF3 hr
Jul 8, 6:20 PM MSTFlash Flood WarningVEF3 hr
Jul 8, 6:27 PM MSTSevere Thunderstorm WarningVEF48 min
Jul 8, 7:03 PM MSTFlash Flood WarningVEF3 hr
Jul 9, 6:27 PM MSTAreal Flood AdvisoryVEF3 hr
Jul 10, 10:14 AM MSTFlash Flood WatchVEF8 hr
Jul 10, 10:23 AM MSTFlash Flood WarningVEF3 hr
Jul 10, 10:34 AM MSTSevere Thunderstorm WarningVEF26 min
Jul 10, 10:45 AM MSTFlash Flood WarningVEF6 hr
Jul 10, 10:55 AM MSTSevere Thunderstorm WarningVEF50 min
Jul 10, 11:06 AM MSTMesoscale DiscussionSPC84 min
Jul 10, 11:14 AM MSTFlash Flood WarningVEF4 hr
Jul 10, 12:29 PM MSTFlash Flood WarningVEF3 hr
Jul 10, 12:58 PM MSTFlash Flood WarningVEF3 hr
Jul 10, 2:11 PM MSTFlash Flood WarningVEF3 hr
Jul 13, 8:02 PM MSTSevere Thunderstorm WarningVEF43 min
Jul 14, 6:59 PM MSTSevere Thunderstorm WarningVEF46 min
Jul 14, 7:18 PM MSTAreal Flood AdvisoryVEF3 hr
Jul 15, 9:37 AM MSTAreal Flood AdvisoryVEF3 hr
Jul 15, 9:40 AM MSTFlash Flood WatchVEF11 hr
Jul 24, 5:05 PM MSTAreal Flood AdvisoryVEF3 hr
Jul 25, 1:18 PM MSTAreal Flood AdvisoryVEF3 hr
Jul 25, 2:01 PM MSTAreal Flood AdvisoryVEF3 hr
Jul 25, 2:25 PM MSTFlash Flood WarningVEF3 hr
Jul 25, 3:57 PM MSTAreal Flood AdvisoryVEF3 hr
Jul 25, 7:11 PM MSTAreal Flood AdvisoryVEF109 min
Jul 25, 9:04 PM MSTFlash Flood WarningVEF3 hr
Jul 25, 10:10 PM MSTFlash Flood WarningVEF2 hr
Jul 26, 2:17 PM MSTFlash Flood WarningVEF3 hr
Jul 26, 3:31 PM MSTAreal Flood AdvisoryVEF3 hr
Jul 27, 11:41 AM MSTFlash Flood WarningVEF3 hr
Jul 27, 2:12 PM MSTSevere Thunderstorm WarningVEF48 min
Jul 28, 3:13 AM MSTFlash Flood WatchVEF18 hr
Jul 28, 12:41 PM MSTFlash Flood WarningVEF3 hr
Jul 28, 12:56 PM MSTFlash Flood WarningVEF3 hr
Jul 28, 5:37 PM MSTFlash Flood WarningVEF3 hr
Jul 28, 7:47 PM MSTAreal Flood AdvisoryVEF3 hr
Jul 31, 5:07 PM MSTAreal Flood AdvisoryVEF113 min
Aug 1, 2:31 PM MSTFlash Flood WatchVEF3 days
Aug 1, 5:34 PM MSTAreal Flood AdvisoryVEF3 hr
Aug 2, 2:53 AM MSTAreal Flood AdvisoryVEF3 hr
Aug 2, 4:27 AM MSTAreal Flood AdvisoryVEF3 hr
Aug 2, 5:13 AM MSTFlash Flood WarningVEF2 hr
Aug 2, 5:23 AM MSTAreal Flood AdvisoryVEF3 hr
Aug 2, 6:38 AM MSTAreal Flood AdvisoryVEF3 hr
Aug 2, 4:45 PM MSTAreal Flood AdvisoryVEF3 hr
Aug 2, 5:18 PM MSTFlash Flood WarningVEF3 hr
Aug 3, 3:19 PM MSTFlash Flood WarningVEF4 hr
Aug 3, 4:25 PM MSTFlash Flood WarningVEF3 hr
Aug 3, 4:33 PM MSTSevere Thunderstorm WarningVEF42 min
Aug 3, 4:39 PM MSTFlash Flood WarningVEF3 hr
Aug 3, 5:07 PM MSTSevere Thunderstorm WarningVEF53 min
Aug 3, 5:14 PM MSTSevere Thunderstorm WarningVEF46 min
Aug 3, 5:41 PM MSTSevere Thunderstorm WarningVEF49 min
Aug 3, 6:34 PM MSTAreal Flood WarningVEF12 hr
Aug 3, 7:24 PM MSTFlash Flood WarningVEF3 hr
Aug 3, 9:19 PM MSTFlash Flood WarningVEF3 hr
Aug 4, 4:58 PM MSTAreal Flood AdvisoryVEF3 hr
Aug 9, 2:42 PM MSTFlash Flood WarningVEF3 hr
Aug 9, 3:24 PM MSTAreal Flood AdvisoryVEF3 hr
Aug 10, 2:23 PM MSTAreal Flood AdvisoryVEF3 hr
Aug 10, 7:05 PM MSTAreal Flood AdvisoryVEF115 min
Aug 11, 2:33 PM MSTFlood WatchVEF4 hr
Aug 11, 3:37 PM MSTAreal Flood AdvisoryVEF3 hr
Aug 11, 4:14 PM MSTAreal Flood AdvisoryVEF3 hr
Aug 11, 5:19 PM MSTFlash Flood WarningVEF3 hr
Aug 11, 6:22 PM MSTFlash Flood WatchVEF38 hr
Aug 12, 2:55 PM MSTFlash Flood WarningVEF3 hr
Aug 12, 2:59 PM MSTSevere Thunderstorm WarningVEF46 min
Aug 12, 3:40 PM MSTSevere Thunderstorm WarningVEF40 min
Aug 12, 4:02 PM MSTFlash Flood WarningVEF3 hr
Aug 12, 4:05 PM MSTSevere Thunderstorm WarningVEF40 min
Aug 12, 4:14 PM MSTFlash Flood WarningVEF3 hr
Aug 12, 4:43 PM MSTFlash Flood WarningVEF3 hr
Aug 12, 5:23 PM MSTFlash Flood WarningVEF3 hr
Aug 12, 7:20 PM MSTFlash Flood WarningVEF115 min
Aug 12, 7:53 PM MSTFlash Flood WarningVEF3 hr
Aug 12, 8:00 PM MSTFlash Flood WarningVEF3 hr
Aug 12, 8:54 PM MSTFlash Flood WarningVEF3 hr
Aug 12, 10:07 PM MSTFlash Flood WarningVEF113 min
Aug 12, 11:16 PM MSTAreal Flood WarningVEF8 hr
Aug 14, 11:04 AM MSTFlash Flood WarningVEF3 hr
Aug 14, 11:36 AM MSTAreal Flood AdvisoryVEF5 hr
Aug 14, 4:21 PM MSTAreal Flood AdvisoryVEF3 hr
Aug 14, 5:29 PM MSTFlash Flood WarningVEF3 hr
Aug 18, 7:14 AM MSTAreal Flood AdvisoryVEF2 hr
Aug 18, 12:58 PM MSTAreal Flood AdvisoryVEF3 hr
Aug 18, 1:49 PM MSTSevere Thunderstorm WarningVEF21 min
Aug 19, 1:03 AM MSTAreal Flood AdvisoryVEF4 hr
Aug 19, 1:34 AM MSTAreal Flood AdvisoryVEF3 hr
Aug 19, 3:24 AM MSTAreal Flood AdvisoryVEF3 hr
Aug 19, 3:40 AM MSTFlash Flood WarningVEF3 hr
Aug 19, 7:02 AM MSTAreal Flood AdvisoryVEF3 hr
Aug 19, 12:51 PM MSTFlash Flood WarningVEF5 hr
Aug 19, 1:40 PM MSTFlash Flood WarningVEF3 hr
Aug 19, 1:47 PM MSTFlash Flood WarningVEF3 hr
Aug 19, 2:07 PM MSTSevere Thunderstorm WarningVEF53 min
Aug 19, 2:27 PM MSTFlash Flood WarningVEF3 hr
Aug 19, 2:34 PM MSTSevere Thunderstorm WarningVEF29 min
Aug 19, 3:08 PM MSTAreal Flood WarningVEF16 hr
Aug 19, 3:33 PM MSTFlash Flood WarningVEF3 hr
Aug 19, 4:57 PM MSTAreal Flood AdvisoryVEF3 hr
Aug 20, 2:30 PM MSTFlash Flood WarningVEF3 hr
Aug 20, 5:55 PM MSTFlash Flood WarningVEF3 hr
Aug 21, 10:53 AM MSTAreal Flood AdvisoryVEF3 hr
Aug 21, 12:39 PM MSTFlash Flood WarningVEF3 hr
Aug 21, 1:31 PM MSTAreal Flood AdvisoryVEF89 min
Aug 25, 12:51 PM MSTFlash Flood WatchVEF34 hr
Aug 25, 2:58 PM MSTAreal Flood AdvisoryVEF2 hr
Aug 26, 11:25 AM MSTMesoscale DiscussionSPC3 hr
Aug 26, 11:43 AM MSTSevere Thunderstorm WarningVEF47 min
Aug 26, 12:15 PM MSTFlash Flood WarningVEF3 hr
Sep 5, 2:43 PM MSTFlash Flood WatchVEF4 days
Sep 7, 11:03 AM MSTFlash Flood WarningVEF3 hr
Sep 7, 11:27 AM MSTSevere Thunderstorm WarningVEF48 min
Sep 7, 1:03 PM MSTSevere Thunderstorm WarningVEF42 min
Sep 7, 2:59 PM MSTFlash Flood WarningVEF3 hr
Sep 7, 3:15 PM MSTFlash Flood WarningVEF3 hr
Sep 7, 4:44 PM MSTAreal Flood AdvisoryVEF4 hr
Sep 7, 5:00 PM MSTFlash Flood WarningVEF3 hr
Sep 7, 5:29 PM MSTFlash Flood WarningVEF3 hr
Sep 7, 5:53 PM MSTAreal Flood AdvisoryVEF3 hr
Sep 7, 6:51 PM MSTAreal Flood WarningVEF8 hr
Sep 8, 8:53 AM MSTAreal Flood AdvisoryVEF3 hr
Sep 8, 10:03 AM MSTFlash Flood WarningVEF3 hr
Sep 8, 11:45 AM MSTAreal Flood AdvisoryVEF3 hr
Sep 8, 12:57 PM MSTFlash Flood WarningVEF3 hr
Sep 8, 1:58 PM MSTFlash Flood WarningVEF3 hr
Sep 8, 3:08 PM MSTFlash Flood Warning EmergencyVEF6 hr
Sep 8, 3:21 PM MSTFlash Flood WarningVEF5 hr
Sep 8, 7:17 PM MSTFlash Flood WarningVEF3 hr
Sep 8, 9:04 PM MSTAreal Flood AdvisoryVEF3 hr
Sep 9, 3:18 AM MSTFlash Flood WarningVEF3 hr
Sep 9, 10:24 AM MSTAreal Flood AdvisoryVEF3 hr
Sep 13, 3:03 PM MSTAreal Flood AdvisoryVEF3 hr
Sep 15, 2:45 PM MSTFlash Flood WatchVEF51 hr
Sep 16, 2:12 PM MSTAreal Flood AdvisoryVEF3 hr
Sep 16, 2:45 PM MSTSevere Thunderstorm WarningVEF20 min
Sep 16, 3:11 PM MSTAreal Flood AdvisoryVEF3 hr
Sep 16, 3:47 PM MSTFlash Flood WarningVEF3 hr
Sep 16, 3:56 PM MSTFlash Flood WarningVEF3 hr
Sep 16, 4:18 PM MSTFlash Flood WarningVEF3 hr
Sep 16, 4:25 PM MSTAreal Flood AdvisoryVEF3 hr
Sep 16, 4:49 PM MSTAreal Flood AdvisoryVEF3 hr
Sep 16, 4:59 PM MSTSevere Thunderstorm WarningVEF31 min
Sep 16, 5:32 PM MSTSevere Thunderstorm WarningVEF43 min
Sep 16, 5:37 PM MSTFlash Flood WarningVEF3 hr
Sep 16, 6:46 PM MSTSevere Thunderstorm WarningVEF44 min
Sep 16, 7:14 PM MSTFlash Flood WarningVEF3 hr
Sep 16, 8:03 PM MSTAreal Flood WarningVEF12 hr
Sep 17, 2:25 PM MSTAreal Flood AdvisoryVEF2 hr
Sep 20, 1:40 PM MSTMesoscale DiscussionSPC3 hr
Sep 21, 1:40 PM MSTSevere Thunderstorm WarningVEF50 min
Sep 26, 11:50 AM MSTFlash Flood WatchVEF27 hr
Sep 26, 3:09 PM MSTMesoscale DiscussionSPC66 min
Sep 26, 7:13 PM MSTFlash Flood WarningVEF3 hr
Sep 26, 9:34 PM MSTMesoscale DiscussionSPC2 hr
Sep 26, 9:56 PM MSTFlash Flood WarningVEF2 hr
Sep 26, 10:16 PM MSTFlash Flood WarningVEF3 hr
Sep 26, 11:22 PM MSTFlash Flood WarningVEF3 hr
Sep 27, 1:37 AM MSTFlash Flood WarningVEF3 hr
Sep 27, 1:44 AM MSTMesoscale DiscussionSPC2 hr
Sep 27, 3:16 AM MSTSevere Thunderstorm WatchSPC8 hr
Sep 27, 4:59 AM MSTFlash Flood WarningVEF3 hr
Sep 27, 5:25 AM MSTFlash Flood WarningVEF3 hr
Sep 27, 6:48 AM MSTAreal Flood AdvisoryVEF3 hr
Sep 27, 7:03 AM MSTSevere Thunderstorm WarningVEF42 min
Sep 27, 7:12 AM MSTMesoscale DiscussionSPC2 hr
Sep 27, 7:18 AM MSTSevere Thunderstorm WarningVEF27 min
Sep 27, 7:35 AM MSTAreal Flood AdvisoryVEF4 hr
Sep 27, 7:59 AM MSTSevere Thunderstorm WarningVEF19 min
Sep 27, 8:10 AM MSTFlash Flood WarningVEF2 hr
Sep 27, 8:16 AM MSTFlash Flood WarningVEF3 hr
Sep 27, 8:40 AM MSTFlash Flood WarningVEF4 hr
Sep 27, 8:56 AM MSTAreal Flood AdvisoryVEF4 hr
Sep 27, 9:11 AM MSTAreal Flood WarningVEF18 hr
Sep 27, 9:41 AM MSTAreal Flood AdvisoryVEF4 hr
Sep 27, 3:39 PM MSTAreal Flood AdvisoryVEF6 hr
Oct 8, 8:16 PM MSTAreal Flood AdvisoryVEF5 hr
Nov 1, 1:57 AM MSTWind AdvisoryVEF12 hr
Nov 15, 3:15 AM MSTWind AdvisoryVEF41 hr
Nov 22, 3:22 PM MSTLake Wind AdvisoryVEF26 hr
Dec 11, 3:31 PM MSTWind AdvisoryVEF25 hr
Dec 13, 7:23 AM MSTDense Fog AdvisoryVEF4 hr
Dec 15, 3:06 PM MSTWinter Weather AdvisoryVEF48 hr
Dec 28, 3:37 PM MSTWinter Storm WatchVEF36 hr
Dec 29, 3:46 PM MSTWinter Storm WarningVEF67 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 archive20132015

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.