Alert archive / Texas / Dallas County

Weather alerts in Dallas County, Texas, 2015

265 weather alerts in 2015, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.

Dallas County and its neighbors

Each county as a circle sized by its count in 2015. Tap one for its archive.

Alerts
265
Warnings
106
Watches
34
Advisories
49
Busiest month
May109 alerts
Busiest day
May 10, 201520 alerts

Over time

By month

Warning verification

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

3 of 6 tornado warnings covering Dallas County in 2015 had a tornado report inside them; 3 of 3 tornado reports fell inside a warning, on average 29 minutes after it went out.

Dallas County, 2015

WarningsWith a reportFalse alarm ratioReportsInside a warningMean lead time
Tornado warnings6350%3100%29 min
Severe thunderstorm warnings17947%2152%20 min
Flash flood warnings221436%3090%98 min

Each office's whole area, 2015

WarningsWith a reportFalse alarm ratioReportsInside a warningMean lead time
NWS Fort Worth, TX: tornado warnings1554273%6389%15 min
NWS Fort Worth, TX: severe thunderstorm warnings38713366%34983%27 min
NWS Fort Worth, TX: flash flood warnings2489661%22692%106 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, Central Time. Each opens its own page with the text, the map, the radar and the sounding.

IssuedProductOfficeLasted
Jan 7, 2:33 AM CSTWind AdvisoryFWD15 hr
Feb 20, 10:40 AM CSTWind AdvisoryFWD11 hr
Feb 20, 3:20 PM CSTWinter Storm WatchFWD37 hr
Feb 21, 3:58 PM CSTWinter Storm WarningFWD47 hr
Feb 23, 2:24 AM CSTMesoscale DiscussionSPC5 hr
Feb 23, 5:43 AM CSTSpecial Weather StatementFWD32 min
Feb 23, 3:46 PM CSTWinter Storm WatchFWD24 hr
Feb 24, 3:55 AM CSTWinter Weather AdvisoryFWD34 hr
Feb 26, 3:25 PM CSTWinter Weather AdvisoryFWD69 hr
Mar 2, 7:08 PM CSTDense Fog AdvisoryFWD15 hr
Mar 3, 3:08 PM CSTWinter Weather AdvisoryFWD43 hr
Mar 3, 4:31 PM CSTDense Fog AdvisoryFWD18 hr
Mar 4, 3:56 AM CSTWinter Storm WarningFWD31 hr
Mar 4, 8:27 AM CSTWind AdvisoryFWD22 hr
Mar 4, 7:53 PM CSTMesoscale DiscussionSPC6 hr
Mar 11, 2:43 AM CDTDense Fog AdvisoryFWD8 hr
Mar 25, 3:15 PM CDTWind AdvisoryFWD21 hr
Mar 26, 1:29 AM CDTSpecial Weather StatementFWD46 min
Mar 26, 1:49 AM CDTSpecial Weather StatementFWD26 min
Mar 29, 5:03 PM CDTMesoscale DiscussionSPC87 min
Apr 1, 2:23 PM CDTMesoscale DiscussionSPC3 hr
Apr 9, 4:53 PM CDTMesoscale DiscussionSPC2 hr
Apr 9, 6:41 PM CDTAreal Flood AdvisoryFWD3 hr
Apr 13, 10:11 AM CDTAreal Flood AdvisoryFWD3 hr
Apr 16, 2:22 PM CDTSevere Thunderstorm WatchSPC8 hr
Apr 16, 2:42 PM CDTMesoscale DiscussionSPC63 min
Apr 16, 6:19 PM CDTMesoscale DiscussionSPC86 min
Apr 17, 9:58 PM CDTAreal Flood AdvisoryFWD2 hr
Apr 18, 5:23 PM CDTMesoscale DiscussionSPC3 hr
Apr 18, 5:46 PM CDTSevere Thunderstorm WatchSPC5 hr
Apr 18, 6:40 PM CDTMesoscale DiscussionSPC95 min
Apr 18, 7:44 PM CDTSevere Thunderstorm WarningFWD61 min
Apr 18, 8:24 PM CDTMesoscale DiscussionSPC96 min
Apr 21, 8:25 AM CDTSpecial Weather StatementFWD35 min
Apr 22, 10:25 PM CDTSevere Thunderstorm WatchSPC6 hr
Apr 24, 11:12 AM CDTMesoscale DiscussionSPC2 hr
Apr 24, 12:06 PM CDTFlash Flood WatchFWD9 hr
Apr 24, 2:10 PM CDTTornado WatchSPC8 hr
Apr 24, 6:01 PM CDTMesoscale DiscussionSPC59 min
Apr 24, 6:38 PM CDTSevere Thunderstorm WarningFWD67 min
Apr 24, 6:56 PM CDTAreal Flood AdvisoryFWD2 hr
Apr 24, 7:46 PM CDTMesoscale DiscussionSPC89 min
Apr 25, 8:47 AM CDTRiver Flood WarningFWD18 hr
Apr 26, 4:54 PM CDTTornado WatchSPC6 hr
Apr 26, 9:29 PM CDTMesoscale DiscussionSPC91 min
Apr 26, 11:43 PM CDTSevere Thunderstorm WarningFWD62 min
Apr 27, 6:21 PM CDTAreal Flood AdvisoryFWD114 min
May 7, 3:26 PM CDTFlash Flood WatchFWD3 days
May 7, 4:33 PM CDTSevere Thunderstorm WatchSPC7 hr
May 7, 8:49 PM CDTMesoscale DiscussionSPC86 min
May 7, 10:12 PM CDTSevere Thunderstorm WarningFWD63 min
May 7, 10:58 PM CDTAreal Flood AdvisoryFWD3 hr
May 7, 11:05 PM CDTMesoscale DiscussionSPC85 min
May 8, 1:06 AM CDTRiver Flood WarningFWD15 hr
May 8, 1:06 AM CDTRiver Flood WarningFWD49 hr
May 8, 3:23 AM CDTRiver Flood WarningFWD19 hr
May 8, 6:50 PM CDTMesoscale DiscussionSPC85 min
May 8, 7:27 PM CDTTornado WatchSPC6 hr
May 9, 9:37 AM CDTRiver Flood WarningFWD27 hr
May 9, 9:41 AM CDTMesoscale DiscussionSPC2 hr
May 9, 1:21 PM CDTTornado WatchSPC10 hr
May 9, 3:32 PM CDTMesoscale DiscussionSPC118 min
May 9, 7:49 PM CDTMesoscale DiscussionSPC56 min
May 9, 10:51 PM CDTSevere Thunderstorm WatchSPC10 hr
May 10, 2:55 AM CDTSevere Thunderstorm WatchSPC6 hr
May 10, 4:20 AM CDTMesoscale DiscussionSPC55 min
May 10, 6:44 AM CDTMesoscale DiscussionSPC2 hr
May 10, 6:57 AM CDTSpecial Weather StatementFWD48 min
May 10, 7:28 AM CDTAreal Flood AdvisoryFWD3 hr
May 10, 7:45 AM CDTSpecial Weather StatementFWD45 min
May 10, 8:02 AM CDTFlash Flood WarningFWD3 hr
May 10, 8:47 AM CDTRiver Flood WarningFWD16 hr
May 10, 8:57 AM CDTSevere Thunderstorm WarningFWD48 min
May 10, 9:32 AM CDTRiver Flood WarningFWD56 days
May 10, 9:49 AM CDTMesoscale DiscussionSPC2 hr
May 10, 10:02 AM CDTRiver Flood WarningFWD27 hr
May 10, 10:19 AM CDTTornado WatchSPC13 hr
May 10, 10:28 AM CDTSpecial Weather StatementFWD47 min
May 10, 10:53 AM CDTSevere Thunderstorm WarningFWD41 min
May 10, 11:04 AM CDTFlash Flood WarningFWD3 hr
May 10, 2:42 PM CDTMesoscale DiscussionSPC2 hr
May 10, 6:15 PM CDTMesoscale DiscussionSPC90 min
May 11, 3:56 PM CDTFlash Flood WatchFWD52 hr
May 12, 9:28 PM CDTRiver Flood WarningFWD9 days
May 13, 3:29 PM CDTAreal Flood AdvisoryFWD2 hr
May 15, 3:45 AM CDTFlash Flood WatchFWD56 hr
May 15, 4:02 AM CDTRiver Flood WarningFWD71 days
May 16, 10:40 PM CDTSevere Thunderstorm WatchSPC3 hr
May 16, 11:48 PM CDTMesoscale DiscussionSPC117 min
May 17, 1:48 AM CDTMesoscale DiscussionSPC57 min
May 17, 2:26 AM CDTAreal Flood AdvisoryFWD3 hr
May 17, 3:35 AM CDTRiver Flood WarningFWD15 hr
May 17, 3:50 AM CDTFlash Flood WarningFWD3 hr
May 17, 6:44 AM CDTAreal Flood AdvisoryFWD3 hr
May 17, 8:26 AM CDTAreal Flood WarningFWD3 hr
May 18, 2:58 PM CDTMesoscale DiscussionSPC2 hr
May 19, 3:48 AM CDTFlash Flood WatchFWD32 hr
May 19, 2:30 PM CDTMesoscale DiscussionSPC60 min
May 21, 5:37 AM CDTAreal Flood AdvisoryFWD3 hr
May 21, 8:44 PM CDTFlash Flood WatchFWD4 days
May 23, 5:04 PM CDTMesoscale DiscussionSPC2 hr
May 23, 5:34 PM CDTSevere Thunderstorm WarningFWD41 min
May 23, 6:55 PM CDTSpecial Weather StatementFWD50 min
May 23, 9:01 PM CDTAreal Flood AdvisoryFWD119 min
May 23, 9:46 PM CDTMesoscale DiscussionSPC89 min
May 23, 10:00 PM CDTTornado WatchSPC6 hr
May 23, 11:32 PM CDTMesoscale DiscussionSPC88 min
May 23, 11:37 PM CDTFlash Flood WarningFWD3 hr
May 24, 1:12 AM CDTRiver Flood WarningFWD15 hr
May 24, 2:27 AM CDTTornado WarningFWD18 min
May 24, 2:36 AM CDTFlash Flood WarningFWD3 hr
May 24, 3:47 AM CDTSpecial Weather StatementFWD43 min
May 24, 5:27 AM CDTFlash Flood WarningFWD3 hr
May 24, 8:35 AM CDTAreal Flood WarningFWD3 hr
May 25, 10:13 AM CDTMesoscale DiscussionSPC2 hr
May 25, 10:54 AM CDTTornado WatchSPC7 hr
May 25, 1:54 PM CDTMesoscale DiscussionSPC2 hr
May 25, 2:54 PM CDTRiver Flood WarningFWD59 hr
May 25, 2:55 PM CDTSevere Thunderstorm WarningFWD65 min
May 25, 3:15 PM CDTAreal Flood AdvisoryFWD3 hr
May 25, 3:18 PM CDTSevere Thunderstorm WarningFWD57 min
May 25, 3:56 PM CDTFlash Flood WarningFWD2 hr
May 25, 5:27 PM CDTRiver Flood WarningFWD16 hr
May 26, 9:05 PM CDTAreal Flood AdvisoryFWD3 hr
May 26, 9:11 PM CDTSevere Thunderstorm WarningFWD64 min
May 26, 9:21 PM CDTFlash Flood WarningFWD3 hr
May 26, 9:27 PM CDTSevere Thunderstorm WatchSPC6 hr
May 26, 9:48 PM CDTSevere Thunderstorm WarningFWD57 min
May 26, 10:09 PM CDTFlash Flood WarningFWD3 hr
May 27, 1:48 AM CDTSpecial Weather StatementFWD27 min
May 28, 3:32 AM CDTFlash Flood WatchFWD59 hr
May 28, 2:56 PM CDTMesoscale DiscussionSPC94 min
May 28, 3:26 PM CDTSevere Thunderstorm WatchSPC8 hr
May 28, 9:40 PM CDTSpecial Weather StatementFWD65 min
May 28, 9:58 PM CDTMesoscale DiscussionSPC2 hr
May 28, 10:43 PM CDTSpecial Weather StatementFWD77 min
May 28, 10:44 PM CDTSpecial Weather StatementFWD76 min
May 28, 11:55 PM CDTAreal Flood AdvisoryFWD3 hr
May 29, 12:36 AM CDTFlash Flood WarningFWD5 hr
May 29, 1:38 AM CDTFlash Flood WarningFWD4 hr
May 29, 2:17 AM CDTRiver Flood WarningFWD18 hr
May 29, 2:35 AM CDTRiver Flood WarningFWD4 days
May 29, 4:23 AM CDTFlash Flood Warning EmergencyFWD3 hr
May 29, 5:23 AM CDTFlash Flood WarningFWD4 hr
May 29, 5:43 AM CDTRiver Flood WarningFWD16 hr
May 29, 9:44 AM CDTAreal Flood WarningFWD3 hr
May 29, 12:20 PM CDTAreal Flood WarningFWD6 hr
May 29, 6:14 PM CDTAreal Flood WarningFWD9 hr
May 30, 5:51 AM CDTFlash Flood WarningFWD3 hr
May 30, 6:27 AM CDTSpecial Weather StatementFWD48 min
May 30, 8:04 AM CDTRiver Flood WarningFWD15 hr
May 30, 8:45 AM CDTFlash Flood WarningFWD3 hr
May 30, 9:55 AM CDTRiver Flood WarningFWD19 hr
May 30, 11:44 AM CDTAreal Flood WarningFWD3 hr
May 30, 1:48 PM CDTFlash Flood WarningFWD8 hr
May 30, 9:41 PM CDTAreal Flood WarningFWD24 hr
May 31, 9:39 PM CDTAreal Flood WarningFWD24 hr
May 31, 9:41 PM CDTAreal Flood WarningFWD24 hr
Jun 9, 2:45 PM CDTSpecial Weather StatementFWD30 min
Jun 9, 3:31 PM CDTSpecial Weather StatementFWD29 min
Jun 9, 3:57 PM CDTAreal Flood AdvisoryFWD3 hr
Jun 9, 4:06 PM CDTSpecial Weather StatementFWD24 min
Jun 9, 4:33 PM CDTFlash Flood WarningFWD3 hr
Jun 13, 7:31 PM CDTSpecial Weather StatementFWD44 min
Jun 15, 3:30 PM CDTFlash Flood WatchFWD3 days
Jun 17, 5:31 AM CDTMesoscale DiscussionSPC89 min
Jun 17, 7:00 AM CDTAreal Flood AdvisoryFWD3 hr
Jun 17, 7:47 AM CDTMesoscale DiscussionSPC2 hr
Jun 17, 8:36 AM CDTWind AdvisoryFWD18 hr
Jun 17, 10:16 AM CDTAreal Flood AdvisoryFWD3 hr
Jun 18, 8:32 PM CDTSpecial Weather StatementFWD43 min
Jun 19, 9:22 PM CDTRiver Flood WarningFWD9 days
Jun 21, 7:17 AM CDTAreal Flood AdvisoryFWD118 min
Jun 26, 7:28 PM CDTSpecial Weather StatementFWD47 min
Jun 26, 8:05 PM CDTSpecial Weather StatementFWD55 min
Jun 26, 11:04 PM CDTRiver Flood WarningFWD12 hr
Jun 30, 2:22 AM CDTSpecial Weather StatementFWD53 min
Jul 9, 3:28 AM CDTRiver Flood WarningFWD7 days
Jul 11, 7:43 AM CDTRiver Flood WarningFWD7 days
Jul 14, 8:21 PM CDTRiver Flood WarningFWD5 days
Jul 31, 6:32 AM CDTRiver Flood WarningFWD26 days
Aug 4, 3:18 PM CDTHeat AdvisoryFWD7 days
Aug 11, 3:56 PM CDTSpecial Weather StatementFWD49 min
Aug 24, 3:16 PM CDTSevere Thunderstorm WarningFWD44 min
Aug 24, 3:31 PM CDTAreal Flood AdvisoryFWD59 min
Aug 24, 4:05 PM CDTSpecial Weather StatementFWD40 min
Aug 24, 4:19 PM CDTSevere Thunderstorm WarningFWD41 min
Aug 24, 4:48 PM CDTAreal Flood AdvisoryFWD57 min
Sep 9, 4:24 AM CDTAreal Flood AdvisoryFWD66 min
Sep 9, 4:50 PM CDTSpecial Weather StatementFWD40 min
Oct 21, 3:38 PM CDTFlash Flood WatchFWD4 days
Oct 23, 3:56 AM CDTAreal Flood AdvisoryFWD3 hr
Oct 23, 6:55 AM CDTAreal Flood AdvisoryFWD3 hr
Oct 23, 9:02 AM CDTRiver Flood WarningFWD71 hr
Oct 23, 10:00 AM CDTAreal Flood AdvisoryFWD2 hr
Oct 23, 10:39 AM CDTFlash Flood WarningFWD2 hr
Oct 23, 10:42 AM CDTRiver Flood WarningFWD16 hr
Oct 23, 10:42 AM CDTSpecial Weather StatementFWD48 min
Oct 23, 12:01 PM CDTAreal Flood AdvisoryFWD119 min
Oct 23, 3:00 PM CDTRiver Flood WarningFWD16 hr
Oct 23, 8:11 PM CDTAreal Flood AdvisoryFWD3 hr
Oct 23, 10:48 PM CDTRiver Flood WarningFWD12 hr
Oct 30, 8:45 PM CDTAreal Flood AdvisoryFWD3 hr
Oct 30, 10:05 PM CDTSpecial Weather StatementFWD55 min
Oct 30, 10:09 PM CDTFlash Flood WarningFWD3 hr
Oct 30, 10:38 PM CDTRiver Flood WarningFWD18 hr
Oct 30, 11:29 PM CDTRiver Flood WarningFWD20 hr
Oct 30, 11:35 PM CDTRiver Flood WarningFWD59 hr
Oct 31, 1:10 AM CDTFlash Flood WarningFWD3 hr
Oct 31, 4:14 AM CDTAreal Flood WarningFWD3 hr
Nov 2, 12:27 AM CSTDense Fog AdvisoryFWD10 hr
Nov 3, 3:04 AM CSTDense Fog AdvisoryFWD7 hr
Nov 4, 3:40 AM CSTFlash Flood WatchFWD44 hr
Nov 5, 10:18 AM CSTRiver Flood WarningFWD45 hr
Nov 5, 12:06 PM CSTTornado WatchSPC8 hr
Nov 5, 2:17 PM CSTMesoscale DiscussionSPC88 min
Nov 5, 5:55 PM CSTMesoscale DiscussionSPC2 hr
Nov 10, 3:08 PM CSTWind AdvisoryFWD23 hr
Nov 16, 3:08 PM CSTWind AdvisoryFWD15 hr
Nov 16, 3:10 PM CSTFlash Flood WatchFWD21 hr
Nov 16, 10:45 PM CSTTornado WatchSPC7 hr
Nov 17, 2:17 AM CSTMesoscale DiscussionSPC118 min
Nov 17, 3:41 AM CSTSevere Thunderstorm WarningFWD64 min
Nov 17, 4:18 AM CSTMesoscale DiscussionSPC57 min
Nov 17, 4:45 AM CSTSevere Thunderstorm WarningFWD50 min
Nov 17, 6:06 AM CSTAreal Flood AdvisoryFWD114 min
Nov 17, 8:52 AM CSTRiver Flood WarningFWD28 hr
Nov 20, 3:38 AM CSTWind AdvisoryFWD35 hr
Nov 21, 3:43 AM CSTFreeze WarningFWD30 hr
Nov 25, 2:50 PM CSTFlash Flood WatchFWD4 days
Nov 26, 7:44 PM CSTRiver Flood WarningFWD9 days
Nov 26, 10:37 PM CSTRiver Flood WarningFWD35 hr
Nov 26, 10:47 PM CSTAreal Flood AdvisoryFWD5 hr
Nov 27, 1:28 AM CSTFlash Flood WarningFWD2 hr
Nov 27, 1:38 AM CSTRiver Flood WarningFWD5 days
Nov 27, 2:52 AM CSTRiver Flood WarningFWD42 hr
Nov 27, 4:57 AM CSTAreal Flood WarningFWD2 hr
Nov 27, 5:23 AM CSTRiver Flood WarningFWD20 hr
Nov 27, 7:46 AM CSTAreal Flood WarningFWD3 hr
Nov 28, 1:39 AM CSTRiver Flood WarningFWD21 hr
Dec 7, 7:07 PM CSTRiver Flood WarningFWD23 days
Dec 7, 7:07 PM CSTRiver Flood WarningFWD6 days
Dec 13, 1:52 AM CSTSpecial Weather StatementFWD53 min
Dec 13, 2:06 AM CSTSevere Thunderstorm WarningFWD54 min
Dec 13, 2:59 AM CSTSpecial Weather StatementFWD61 min
Dec 16, 10:19 AM CSTRiver Flood WarningFWD11 days
Dec 24, 3:20 PM CSTFlash Flood WatchFWD4 days
Dec 26, 12:02 PM CSTMesoscale DiscussionSPC58 min
Dec 26, 12:35 PM CSTTornado WatchSPC9 hr
Dec 26, 3:51 PM CSTMesoscale DiscussionSPC114 min
Dec 26, 5:28 PM CSTTornado WarningFWD47 min
Dec 26, 5:52 PM CSTMesoscale DiscussionSPC83 min
Dec 26, 5:56 PM CSTTornado WarningFWD18 min
Dec 26, 6:01 PM CSTTornado WarningFWD44 min
Dec 26, 6:35 PM CSTFlash Flood WarningFWD3 hr
Dec 26, 6:39 PM CSTTornado WarningFWD51 min
Dec 26, 7:13 PM CSTTornado WarningFWD32 min
Dec 26, 7:32 PM CSTMesoscale DiscussionSPC88 min
Dec 26, 7:37 PM CSTRiver Flood WarningFWD14 hr
Dec 26, 8:51 PM CSTRiver Flood WarningFWD16 hr
Dec 27, 11:30 AM CSTWind AdvisoryFWD5 hr
Dec 27, 12:04 PM CSTMesoscale DiscussionSPC2 hr
Dec 27, 3:43 PM CSTSevere Thunderstorm WarningFWD17 min
Dec 27, 6:31 PM CSTAreal Flood AdvisoryFWD59 min
Dec 28, 4:33 AM CSTRiver Flood WarningFWD24 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 archive20142016

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.