Alert archive / Arizona / Mohave County

Weather alerts in Mohave County, Arizona, 2013

258 weather alerts in 2013, 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 2013. Tap one for its archive.

Alerts
258
Warnings
146
Watches
22
Advisories
87
Busiest month
July86 alerts
Busiest day
July 28, 201316 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, 2013

WarningsWith a reportFalse alarm ratioReportsInside a warningMean lead time
Tornado warnings00
Severe thunderstorm warnings23387%1242%12 min
Flash flood warnings1033566%7771%65 min

Each office's whole area, 2013

WarningsWith a reportFalse alarm ratioReportsInside a warningMean lead time
NWS Las Vegas, NV: severe thunderstorm warnings741481%7549%18 min
NWS Las Vegas, NV: flash flood warnings30310665%25473%67 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 9, 4:10 PM MSTWind AdvisoryVEF28 hr
Jan 13, 2:59 PM MSTWind AdvisoryVEF27 hr
Feb 6, 4:19 PM MSTWind AdvisoryVEF52 hr
Feb 8, 6:37 PM MSTWinter Weather AdvisoryVEF12 hr
Feb 13, 4:17 PM MSTLake Wind AdvisoryVEF28 hr
Feb 18, 3:59 PM MSTWinter Weather AdvisoryVEF49 hr
Feb 18, 4:12 PM MSTWind AdvisoryVEF49 hr
Feb 23, 9:39 AM MSTWind AdvisoryVEF33 hr
Feb 26, 8:55 AM MSTLake Wind AdvisoryVEF10 hr
Mar 7, 4:40 AM MSTWinter Weather AdvisoryVEF54 hr
Mar 22, 9:04 PM MSTWind AdvisoryVEF18 hr
Apr 6, 3:47 AM MSTHigh Wind WatchVEF23 hr
Apr 7, 3:15 AM MSTHigh Wind WarningVEF36 hr
Apr 8, 3:36 AM MSTWind AdvisoryVEF19 hr
Apr 9, 3:30 AM MSTWind AdvisoryVEF37 hr
Apr 10, 9:37 AM MSTRed Flag WarningVEF9 hr
Apr 12, 12:38 PM MSTWind AdvisoryVEF4 days
Apr 16, 5:44 AM MSTFire Weather WatchVEF22 hr
Apr 17, 4:02 AM MSTRed Flag WarningVEF15 hr
Apr 22, 2:21 AM MSTRed Flag WarningVEF39 hr
Apr 22, 2:21 AM MSTHigh Wind WatchVEF13 hr
Apr 22, 3:04 PM MSTWind AdvisoryVEF24 hr
Apr 28, 5:59 AM MSTFire Weather WatchVEF24 hr
Apr 29, 5:40 AM MSTFire Weather WatchVEF22 hr
Apr 29, 5:40 AM MSTRed Flag WarningVEF38 hr
Apr 29, 3:05 PM MSTWind AdvisoryVEF29 hr
Apr 30, 3:23 AM MSTRed Flag WarningVEF61 hr
Apr 30, 4:01 PM MSTWind AdvisoryVEF48 hr
May 15, 3:43 AM MSTFire Weather WatchVEF11 hr
May 15, 2:52 PM MSTRed Flag WarningVEF28 hr
May 15, 3:18 PM MSTWind AdvisoryVEF36 hr
May 18, 3:28 PM MSTFire Weather WatchVEF24 hr
May 20, 2:23 PM MSTFire Weather WatchVEF24 hr
May 21, 2:45 PM MSTRed Flag WarningVEF29 hr
May 21, 2:58 PM MSTWind AdvisoryVEF33 hr
May 22, 2:40 PM MSTRed Flag WarningVEF29 hr
Jun 4, 2:46 PM MSTExcessive Heat WatchVEF23 hr
Jun 5, 2:03 PM MSTExcessive Heat WarningVEF4 days
Jun 8, 2:37 AM MSTFire Weather WatchVEF24 hr
Jun 9, 2:55 AM MSTRed Flag WarningVEF42 hr
Jun 10, 2:25 PM MSTWind AdvisoryVEF7 hr
Jun 11, 2:55 AM MSTRed Flag WarningVEF66 hr
Jun 17, 2:42 PM MSTRed Flag WarningVEF32 hr
Jun 18, 5:02 AM MSTRed Flag WarningVEF39 hr
Jun 18, 2:44 PM MSTRed Flag WarningVEF52 hr
Jun 20, 4:16 AM MSTRed Flag WarningVEF39 hr
Jun 21, 3:20 PM MSTFire Weather WatchVEF23 hr
Jun 22, 2:47 PM MSTRed Flag WarningVEF29 hr
Jun 22, 2:47 PM MSTRed Flag WarningVEF53 hr
Jun 24, 2:52 AM MSTExcessive Heat WatchVEF49 hr
Jun 26, 3:31 AM MSTExcessive Heat WarningVEF9 days
Jul 1, 4:15 PM MSTAreal Flood AdvisoryVEF2 hr
Jul 3, 5:44 PM MSTSevere Thunderstorm WarningVEF46 min
Jul 5, 3:06 PM MSTAreal Flood AdvisoryVEF5 hr
Jul 5, 4:13 PM MSTAreal Flood AdvisoryVEF2 hr
Jul 7, 4:31 PM MSTAreal Flood AdvisoryVEF119 min
Jul 10, 2:26 PM MSTFlash Flood WatchVEF54 hr
Jul 11, 10:06 AM MSTSevere Thunderstorm WarningVEF39 min
Jul 11, 10:17 AM MSTFlash Flood WarningVEF118 min
Jul 11, 10:52 AM MSTFlash Flood WarningVEF4 hr
Jul 12, 10:28 AM MSTAreal Flood AdvisoryVEF3 hr
Jul 12, 12:08 PM MSTFlash Flood WarningVEF3 hr
Jul 12, 12:42 PM MSTFlash Flood WarningVEF2 hr
Jul 12, 1:52 PM MSTFlash Flood WarningVEF113 min
Jul 12, 3:21 PM MSTFlash Flood WarningVEF114 min
Jul 12, 3:56 PM MSTFlash Flood WarningVEF2 hr
Jul 12, 5:32 PM MSTSevere Thunderstorm WarningVEF43 min
Jul 12, 5:35 PM MSTFlash Flood WarningVEF115 min
Jul 13, 10:25 AM MSTFlash Flood WarningVEF3 hr
Jul 13, 12:54 PM MSTAreal Flood AdvisoryVEF3 hr
Jul 13, 4:42 PM MSTFlash Flood WarningVEF2 hr
Jul 13, 7:00 PM MSTAreal Flood AdvisoryVEF2 hr
Jul 14, 10:48 AM MSTFlash Flood WarningVEF3 hr
Jul 14, 2:29 PM MSTFlash Flood WarningVEF3 hr
Jul 15, 10:45 AM MSTFlash Flood WarningVEF4 hr
Jul 15, 1:53 PM MSTFlash Flood WarningVEF112 min
Jul 16, 2:46 PM MSTAreal Flood AdvisoryVEF119 min
Jul 16, 5:54 PM MSTFlash Flood WarningVEF111 min
Jul 19, 1:28 PM MSTFlash Flood WatchVEF4 days
Jul 19, 3:15 PM MSTAreal Flood AdvisoryVEF2 hr
Jul 19, 3:20 PM MSTFlash Flood WarningVEF115 min
Jul 20, 12:32 PM MSTFlash Flood WarningVEF118 min
Jul 20, 2:04 PM MSTFlash Flood WarningVEF116 min
Jul 20, 2:23 PM MSTFlash Flood WarningVEF112 min
Jul 20, 5:22 PM MSTSevere Thunderstorm WarningVEF53 min
Jul 20, 6:01 PM MSTFlash Flood WarningVEF119 min
Jul 20, 6:09 PM MSTMesoscale DiscussionSPC96 min
Jul 20, 6:54 PM MSTFlash Flood WarningVEF111 min
Jul 20, 7:52 PM MSTSevere Thunderstorm WarningVEF38 min
Jul 20, 8:22 PM MSTSevere Thunderstorm WarningVEF38 min
Jul 20, 9:35 PM MSTSevere Thunderstorm WarningVEF40 min
Jul 20, 9:40 PM MSTFlash Flood WarningVEF2 hr
Jul 21, 5:39 PM MSTFlash Flood WarningVEF2 hr
Jul 21, 11:46 PM MSTAreal Flood AdvisoryVEF59 min
Jul 22, 12:30 AM MSTFlash Flood WarningVEF90 min
Jul 22, 12:55 AM MSTFlash Flood WarningVEF2 hr
Jul 23, 2:19 PM MSTAreal Flood AdvisoryVEF3 hr
Jul 23, 7:40 PM MSTFlash Flood WarningVEF3 hr
Jul 24, 11:36 AM MSTFlash Flood WarningVEF3 hr
Jul 25, 1:01 PM MSTAreal Flood AdvisoryVEF3 hr
Jul 25, 3:16 PM MSTSevere Thunderstorm WarningVEF44 min
Jul 25, 3:27 PM MSTFlash Flood WarningVEF3 hr
Jul 25, 4:12 PM MSTAreal Flood AdvisoryVEF3 hr
Jul 25, 5:12 PM MSTSevere Thunderstorm WarningVEF48 min
Jul 25, 5:38 PM MSTAreal Flood AdvisoryVEF112 min
Jul 25, 5:57 PM MSTFlash Flood WarningVEF2 hr
Jul 26, 12:35 PM MSTFlash Flood WarningVEF115 min
Jul 26, 2:54 PM MSTAreal Flood AdvisoryVEF5 hr
Jul 26, 3:50 PM MSTAreal Flood AdvisoryVEF4 hr
Jul 26, 9:28 PM MSTAreal Flood AdvisoryVEF5 hr
Jul 27, 1:49 AM MSTFlash Flood WarningVEF116 min
Jul 27, 11:44 AM MSTAreal Flood AdvisoryVEF3 hr
Jul 27, 12:44 PM MSTFlash Flood WarningVEF2 hr
Jul 27, 1:37 PM MSTFlash Flood WarningVEF3 hr
Jul 27, 2:01 PM MSTAreal Flood AdvisoryVEF89 min
Jul 27, 2:14 PM MSTSevere Thunderstorm WarningVEF31 min
Jul 27, 4:30 PM MSTFlash Flood WarningVEF4 hr
Jul 27, 4:39 PM MSTAreal Flood AdvisoryVEF3 hr
Jul 27, 4:52 PM MSTFlash Flood WarningVEF113 min
Jul 27, 6:17 PM MSTAreal Flood AdvisoryVEF3 hr
Jul 27, 11:06 PM MSTAreal Flood AdvisoryVEF3 hr
Jul 28, 11:23 AM MSTAreal Flood AdvisoryVEF82 min
Jul 28, 11:28 AM MSTFlash Flood WatchVEF11 hr
Jul 28, 11:38 AM MSTFlash Flood WarningVEF2 hr
Jul 28, 11:47 AM MSTFlash Flood WarningVEF4 hr
Jul 28, 11:51 AM MSTSevere Thunderstorm WarningVEF24 min
Jul 28, 11:57 AM MSTAreal Flood AdvisoryVEF3 hr
Jul 28, 12:10 PM MSTSevere Thunderstorm WarningVEF35 min
Jul 28, 12:47 PM MSTFlash Flood WarningVEF118 min
Jul 28, 1:07 PM MSTAreal Flood AdvisoryVEF113 min
Jul 28, 1:20 PM MSTFlash Flood WarningVEF115 min
Jul 28, 3:19 PM MSTFlash Flood WarningVEF116 min
Jul 28, 3:52 PM MSTMesoscale DiscussionSPC2 hr
Jul 28, 4:11 PM MSTFlash Flood WarningVEF94 min
Jul 28, 4:30 PM MSTAreal Flood AdvisoryVEF2 hr
Jul 28, 5:26 PM MSTFlash Flood WarningVEF4 hr
Jul 28, 7:01 PM MSTAreal Flood AdvisoryVEF2 hr
Aug 16, 2:32 PM MSTAreal Flood AdvisoryVEF3 hr
Aug 16, 5:14 PM MSTAreal Flood AdvisoryVEF2 hr
Aug 17, 12:09 PM MSTMesoscale DiscussionSPC2 hr
Aug 17, 12:32 PM MSTSevere Thunderstorm WarningVEF43 min
Aug 17, 2:16 PM MSTFlash Flood WarningVEF3 hr
Aug 18, 12:33 PM MSTFlash Flood WarningVEF3 hr
Aug 18, 2:13 PM MSTFlash Flood WarningVEF2 hr
Aug 18, 3:13 PM MSTFlash Flood WarningVEF107 min
Aug 19, 2:42 PM MSTAreal Flood AdvisoryVEF3 hr
Aug 19, 3:49 PM MSTAreal Flood AdvisoryVEF3 hr
Aug 19, 6:28 PM MSTSevere Thunderstorm WarningVEF47 min
Aug 19, 6:35 PM MSTAreal Flood AdvisoryVEF85 min
Aug 19, 7:34 PM MSTAreal Flood AdvisoryVEF116 min
Aug 22, 1:09 PM MSTFlash Flood WarningVEF2 hr
Aug 23, 12:08 AM MSTFlash Flood WarningVEF2 hr
Aug 23, 12:50 AM MSTFlash Flood WarningVEF115 min
Aug 23, 1:31 AM MSTAreal Flood AdvisoryVEF89 min
Aug 23, 2:12 PM MSTFlash Flood WatchVEF4 days
Aug 23, 6:24 PM MSTFlash Flood WarningVEF2 hr
Aug 24, 7:12 AM MSTFlash Flood WarningVEF3 hr
Aug 24, 8:39 AM MSTFlash Flood WarningVEF2 hr
Aug 24, 9:00 AM MSTFlash Flood WarningVEF2 hr
Aug 24, 12:37 PM MSTAreal Flood AdvisoryVEF3 hr
Aug 25, 11:20 AM MSTAreal Flood AdvisoryVEF115 min
Aug 25, 12:09 PM MSTFlash Flood WarningVEF3 hr
Aug 25, 2:14 PM MSTAreal Flood AdvisoryVEF2 hr
Aug 25, 6:46 PM MSTAreal Flood AdvisoryVEF6 hr
Aug 26, 4:53 PM MSTFlash Flood WarningVEF112 min
Aug 26, 4:56 PM MSTFlash Flood WarningVEF2 hr
Aug 26, 6:55 PM MSTFlash Flood WarningVEF65 min
Aug 26, 9:55 PM MSTSevere Thunderstorm WarningVEF50 min
Aug 27, 5:02 PM MSTAreal Flood AdvisoryVEF3 hr
Aug 27, 5:12 PM MSTSevere Thunderstorm WarningVEF48 min
Aug 28, 2:51 PM MSTFlash Flood WarningVEF114 min
Aug 28, 3:01 PM MSTFlash Flood WatchVEF32 hr
Aug 28, 3:05 PM MSTSevere Thunderstorm WarningVEF40 min
Aug 28, 3:50 PM MSTFlash Flood WarningVEF115 min
Aug 29, 1:38 PM MSTFlash Flood WarningVEF112 min
Aug 29, 4:27 PM MSTFlash Flood WarningVEF2 hr
Aug 29, 5:17 PM MSTFlash Flood WarningVEF118 min
Aug 29, 5:39 PM MSTAreal Flood AdvisoryVEF111 min
Aug 29, 5:49 PM MSTFlash Flood WarningVEF116 min
Aug 29, 7:08 PM MSTFlash Flood WarningVEF112 min
Aug 29, 7:18 PM MSTFlash Flood WarningVEF117 min
Aug 29, 7:39 PM MSTSevere Thunderstorm WarningVEF36 min
Aug 30, 2:36 AM MSTFlash Flood WatchVEF18 hr
Aug 30, 10:52 AM MSTFlash Flood WarningVEF83 min
Aug 30, 11:27 AM MSTFlash Flood WarningVEF2 hr
Aug 30, 12:16 PM MSTFlash Flood WarningVEF119 min
Aug 30, 1:40 PM MSTFlash Flood WarningVEF2 hr
Aug 30, 3:55 PM MSTFlash Flood WatchVEF54 hr
Aug 30, 4:11 PM MSTAreal Flood AdvisoryVEF2 hr
Aug 30, 4:48 PM MSTFlash Flood WarningVEF117 min
Aug 31, 9:29 AM MSTFlash Flood WarningVEF3 hr
Aug 31, 10:38 AM MSTFlash Flood WarningVEF2 hr
Aug 31, 11:42 AM MSTFlash Flood WarningVEF3 hr
Aug 31, 2:49 PM MSTFlash Flood WarningVEF3 hr
Aug 31, 3:09 PM MSTFlash Flood WatchVEF31 hr
Aug 31, 5:42 PM MSTFlash Flood WarningVEF4 hr
Aug 31, 11:28 PM MSTFlash Flood WarningVEF107 min
Sep 1, 1:01 AM MSTAreal Flood AdvisoryVEF3 hr
Sep 1, 1:19 AM MSTFlash Flood WarningVEF116 min
Sep 1, 2:02 AM MSTFlash Flood WarningVEF118 min
Sep 1, 2:30 AM MSTFlash Flood WarningVEF2 hr
Sep 1, 3:19 AM MSTFlash Flood WarningVEF116 min
Sep 1, 4:20 AM MSTFlash Flood WarningVEF6 hr
Sep 1, 4:32 AM MSTFlash Flood WarningVEF118 min
Sep 1, 4:36 AM MSTFlash Flood WarningVEF114 min
Sep 1, 10:38 AM MSTAreal Flood AdvisoryVEF112 min
Sep 2, 2:37 AM MSTFlash Flood WatchVEF18 hr
Sep 2, 1:35 PM MSTFlash Flood WarningVEF3 hr
Sep 2, 4:49 PM MSTFlash Flood WarningVEF116 min
Sep 2, 10:39 PM MSTFlash Flood WarningVEF96 min
Sep 2, 10:46 PM MSTFlash Flood WarningVEF119 min
Sep 3, 12:07 AM MSTFlash Flood WarningVEF113 min
Sep 3, 3:40 AM MSTAreal Flood AdvisoryVEF80 min
Sep 3, 1:59 PM MSTFlash Flood WarningVEF2 hr
Sep 4, 1:01 PM MSTAreal Flood AdvisoryVEF3 hr
Sep 4, 1:19 PM MSTSevere Thunderstorm WarningVEF26 min
Sep 4, 1:40 PM MSTSevere Thunderstorm WarningVEF35 min
Sep 4, 1:48 PM MSTFlash Flood WarningVEF117 min
Sep 4, 1:50 PM MSTSevere Thunderstorm WarningVEF25 min
Sep 4, 1:53 PM MSTFlash Flood WarningVEF3 hr
Sep 4, 2:01 PM MSTFlash Flood WarningVEF119 min
Sep 4, 2:16 PM MSTFlash Flood WarningVEF119 min
Sep 4, 2:40 PM MSTFlash Flood WarningVEF3 hr
Sep 4, 2:47 PM MSTSevere Thunderstorm WarningVEF28 min
Sep 4, 3:46 PM MSTAreal Flood AdvisoryVEF3 hr
Sep 4, 4:09 PM MSTFlash Flood WarningVEF2 hr
Sep 5, 1:18 PM MSTAreal Flood AdvisoryVEF117 min
Sep 7, 4:18 PM MSTFlash Flood WarningVEF117 min
Sep 8, 3:13 AM MSTFlash Flood WatchVEF12 hr
Sep 9, 1:00 PM MSTFlash Flood WarningVEF2 hr
Sep 9, 1:22 PM MSTFlash Flood WarningVEF3 hr
Sep 9, 2:48 PM MSTAreal Flood AdvisoryVEF3 hr
Sep 9, 3:25 PM MSTFlash Flood WarningVEF2 hr
Sep 9, 3:58 PM MSTFlash Flood WarningVEF2 hr
Sep 9, 4:52 PM MSTFlash Flood WarningVEF113 min
Sep 9, 7:03 PM MSTAreal Flood AdvisoryVEF117 min
Sep 10, 4:55 PM MSTAreal Flood AdvisoryVEF110 min
Sep 11, 10:33 AM MSTAreal Flood AdvisoryVEF3 hr
Sep 11, 3:23 PM MSTAreal Flood AdvisoryVEF112 min
Sep 11, 3:27 PM MSTSevere Thunderstorm WarningVEF48 min
Sep 11, 3:35 PM MSTFlash Flood WarningVEF85 min
Sep 20, 3:00 AM MSTWind AdvisoryVEF48 hr
Sep 24, 3:00 PM MSTWind AdvisoryVEF30 hr
Oct 3, 2:39 AM MSTWind AdvisoryVEF38 hr
Oct 4, 3:08 PM MSTLake Wind AdvisoryVEF27 hr
Oct 8, 2:41 PM MSTWind AdvisoryVEF29 hr
Oct 27, 2:27 PM MSTWind AdvisoryVEF30 hr
Nov 4, 3:54 AM MSTWind AdvisoryVEF35 hr
Nov 21, 8:50 PM MSTFlash Flood WarningVEF115 min
Nov 22, 3:26 PM MSTWind AdvisoryVEF6 hr
Dec 2, 3:11 AM MSTWind AdvisoryVEF46 hr
Dec 5, 3:44 PM MSTFreeze WarningVEF18 hr
Dec 5, 4:00 PM MSTWinter Weather AdvisoryVEF55 hr
Dec 8, 3:57 PM MSTWind AdvisoryVEF24 hr
Dec 10, 3:42 AM MSTLake Wind AdvisoryVEF14 hr
Dec 13, 3:57 PM MSTLake Wind AdvisoryVEF50 hr
Dec 24, 3:27 PM MSTWind AdvisoryVEF29 hr
Dec 28, 3:39 AM MSTWind AdvisoryVEF39 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 archive20122014

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.