Alert archive / Texas / Zapata County

Weather alerts in Zapata County, Texas, 2020

150 weather alerts in 2020, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.

Zapata County and its neighbors

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

Alerts
150
Warnings
26
Watches
15
Advisories
41
Busiest month
May53 alerts
Busiest day
May 26, 202014 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 1 tornado warnings covering Zapata County in 2020 had a tornado report inside them.

Zapata County, 2020

WarningsWith a reportFalse alarm ratioReportsInside a warningMean lead time
Tornado warnings10100%0
Severe thunderstorm warnings14286%2948%20 min
Flash flood warnings40100%0

Each office's whole area, 2020

WarningsWith a reportFalse alarm ratioReportsInside a warningMean lead time
NWS Brownsville, TX: tornado warnings13192%2100%8 min
NWS Brownsville, TX: severe thunderstorm warnings491178%6360%19 min
NWS Brownsville, TX: flash flood warnings34974%1788%97 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 2, 4:04 PM CSTFire Weather WatchBRO8 hr
Jan 10, 9:46 AM CSTFire Weather WatchBRO20 hr
Jan 22, 11:38 PM CSTDense Fog AdvisoryBRO9 hr
Jan 27, 7:23 AM CSTDense Fog AdvisoryBRO3 hr
Feb 16, 6:36 AM CSTDense Fog AdvisoryBRO3 hr
Feb 24, 11:49 AM CSTFire Weather WatchBRO27 hr
Feb 25, 3:18 PM CSTRed Flag WarningBRO28 hr
Mar 2, 2:58 PM CSTFire Weather WatchBRO22 hr
Mar 3, 12:42 PM CSTRed Flag WarningBRO29 hr
Mar 4, 3:02 AM CSTWind AdvisoryBRO13 hr
Mar 17, 2:29 AM CDTSpecial Weather StatementBRO46 min
Mar 17, 3:16 AM CDTSpecial Weather StatementBRO44 min
Mar 26, 7:32 PM CDTFire Weather WatchBRO32 hr
Mar 28, 3:32 AM CDTRed Flag WarningBRO12 hr
Apr 3, 11:55 PM CDTSpecial Weather StatementBRO65 min
Apr 4, 2:35 AM CDTSpecial Weather StatementBRO40 min
Apr 9, 5:40 PM CDTMesoscale DiscussionSPC2 hr
Apr 9, 5:45 PM CDTSevere Thunderstorm WatchSPC4 hr
Apr 9, 6:59 PM CDTSevere Thunderstorm WarningBRO55 min
Apr 9, 7:59 PM CDTMesoscale DiscussionSPC2 hr
Apr 10, 1:42 AM CDTSpecial Weather StatementBRO63 min
Apr 10, 1:58 AM CDTSevere Thunderstorm WarningBRO62 min
Apr 10, 2:27 AM CDTMesoscale DiscussionSPC93 min
Apr 10, 2:34 AM CDTSevere Thunderstorm WarningBRO56 min
Apr 10, 2:30 PM CDTFire Weather WatchBRO14 hr
Apr 11, 4:08 AM CDTRed Flag WarningBRO39 hr
Apr 11, 3:23 PM CDTWind AdvisoryBRO24 hr
Apr 23, 3:47 AM CDTSpecial Weather StatementBRO43 min
Apr 23, 4:14 AM CDTSpecial Weather StatementBRO46 min
Apr 28, 8:42 PM CDTSpecial Weather StatementBRO48 min
Apr 28, 9:04 PM CDTMesoscale DiscussionSPC116 min
Apr 28, 9:29 PM CDTSpecial Weather StatementBRO46 min
Apr 28, 10:14 PM CDTSpecial Weather StatementBRO46 min
May 5, 9:56 PM CDTSpecial Weather StatementBRO49 min
May 6, 6:55 PM CDTAreal Flood AdvisoryBRO95 min
May 6, 8:19 PM CDTAreal Flood AdvisoryBRO86 min
May 8, 4:28 AM CDTFlash Flood WatchBRO35 hr
May 8, 6:44 PM CDTSpecial Weather StatementBRO31 min
May 8, 7:39 PM CDTSpecial Weather StatementBRO51 min
May 8, 8:36 PM CDTSevere Thunderstorm WarningBRO39 min
May 8, 8:41 PM CDTSevere Thunderstorm WarningBRO49 min
May 8, 8:42 PM CDTMesoscale DiscussionSPC63 min
May 8, 9:12 PM CDTAreal Flood AdvisoryBRO3 hr
May 8, 9:53 PM CDTAreal Flood AdvisoryBRO3 hr
May 8, 10:40 PM CDTAreal Flood AdvisoryBRO6 min
May 8, 10:46 PM CDTFlash Flood WarningBRO2 hr
May 9, 2:13 AM CDTAreal Flood AdvisoryBRO86 min
May 14, 2:42 AM CDTSpecial Weather StatementBRO63 min
May 14, 3:29 AM CDTSpecial Weather StatementBRO61 min
May 14, 3:47 AM CDTSevere Thunderstorm WarningBRO58 min
May 15, 11:40 PM CDTSpecial Weather StatementBRO50 min
May 16, 1:31 AM CDTMesoscale DiscussionSPC89 min
May 16, 1:35 AM CDTSevere Thunderstorm WarningBRO40 min
May 16, 2:15 AM CDTSpecial Weather StatementBRO60 min
May 16, 2:54 AM CDTSevere Thunderstorm WarningBRO51 min
May 21, 6:39 AM CDTSpecial Weather StatementBRO51 min
May 21, 7:14 AM CDTSevere Thunderstorm WarningBRO46 min
May 21, 7:59 AM CDTSpecial Weather StatementBRO46 min
May 21, 8:33 AM CDTAreal Flood AdvisoryBRO3 hr
May 24, 3:23 AM CDTSpecial Weather StatementBRO37 min
May 24, 5:56 PM CDTSevere Thunderstorm WatchSPC6 hr
May 24, 8:20 PM CDTSpecial Weather StatementBRO70 min
May 24, 10:41 PM CDTSevere Thunderstorm WatchSPC4 hr
May 25, 5:04 PM CDTMesoscale DiscussionSPC116 min
May 25, 7:15 PM CDTSevere Thunderstorm WarningBRO45 min
May 25, 7:49 PM CDTSevere Thunderstorm WatchSPC8 hr
May 25, 9:03 PM CDTSpecial Weather StatementBRO42 min
May 25, 9:09 PM CDTSevere Thunderstorm WarningBRO25 min
May 25, 11:39 PM CDTMesoscale DiscussionSPC2 hr
May 25, 11:59 PM CDTSpecial Weather StatementBRO46 min
May 26, 12:20 AM CDTSevere Thunderstorm WarningBRO40 min
May 26, 12:52 AM CDTSevere Thunderstorm WarningBRO38 min
May 26, 1:17 AM CDTTornado WarningBRO43 min
May 26, 1:27 AM CDTSevere Thunderstorm WarningBRO63 min
May 26, 2:59 AM CDTAreal Flood AdvisoryBRO3 hr
May 26, 7:49 AM CDTSpecial Weather StatementBRO41 min
May 26, 8:05 AM CDTSpecial Weather StatementBRO55 min
May 26, 8:31 AM CDTAreal Flood AdvisoryBRO3 hr
May 29, 12:51 AM CDTSpecial Weather StatementBRO84 min
May 29, 1:24 AM CDTMesoscale DiscussionSPC3 hr
May 29, 2:17 AM CDTSpecial Weather StatementBRO43 min
May 29, 2:56 AM CDTAreal Flood AdvisoryBRO2 hr
May 29, 2:58 AM CDTSpecial Weather StatementBRO62 min
May 29, 8:32 PM CDTSpecial Weather StatementBRO13 min
May 30, 3:30 PM CDTSpecial Weather StatementBRO45 min
May 31, 3:33 PM CDTAreal Flood AdvisoryBRO57 min
Jun 8, 3:37 AM CDTExcessive Heat WatchBRO13 hr
Jun 8, 4:44 PM CDTExcessive Heat WarningBRO25 hr
Jun 10, 3:38 AM CDTSpecial Weather StatementBRO67 min
Jun 10, 4:04 AM CDTSpecial Weather StatementBRO56 min
Jun 10, 5:36 AM CDTSpecial Weather StatementBRO54 min
Jun 18, 5:23 PM CDTSpecial Weather StatementCRP22 min
Jun 18, 5:24 PM CDTSpecial Weather StatementBRO51 min
Jun 18, 5:49 PM CDTSpecial Weather StatementBRO41 min
Jun 18, 6:10 PM CDTAreal Flood AdvisoryBRO2 hr
Jun 18, 6:28 PM CDTSpecial Weather StatementBRO47 min
Jun 18, 7:09 PM CDTAreal Flood AdvisoryBRO66 min
Jun 18, 7:12 PM CDTSpecial Weather StatementBRO48 min
Jun 24, 3:58 PM CDTSpecial Weather StatementBRO32 min
Jun 24, 4:14 PM CDTAreal Flood AdvisoryBRO112 min
Jun 24, 4:32 PM CDTSpecial Weather StatementBRO58 min
Jun 24, 5:14 PM CDTAreal Flood AdvisoryBRO61 min
Jun 24, 5:47 PM CDTAreal Flood AdvisoryBRO58 min
Jul 11, 3:33 AM CDTHeat AdvisoryBRO15 hr
Jul 12, 3:45 AM CDTHeat AdvisoryBRO14 hr
Jul 18, 3:29 PM CDTSpecial Weather StatementBRO61 min
Jul 18, 3:41 PM CDTSpecial Weather StatementBRO19 min
Jul 18, 4:22 PM CDTSpecial Weather StatementBRO38 min
Jul 23, 4:24 PM CDTTropical Storm WarningBRO69 hr
Jul 24, 9:10 AM CDTFlash Flood WatchBRO5 days
Jul 26, 7:51 AM CDTTornado WatchSPC14 hr
Jul 26, 12:13 PM CDTMesoscale DiscussionSPC2 hr
Jul 26, 1:34 PM CDTSpecial Weather StatementBRO41 min
Jul 26, 2:23 PM CDTAreal Flood AdvisoryBRO7 hr
Jul 26, 5:59 PM CDTAreal Flood AdvisoryBRO96 min
Jul 26, 7:35 PM CDTFlash Flood WarningBRO3 hr
Jul 26, 7:36 PM CDTMesoscale DiscussionSPC84 min
Jul 26, 9:01 PM CDTAreal Flood AdvisoryBRO111 min
Jul 26, 11:04 PM CDTFlash Flood WarningBRO63 min
Jul 27, 4:30 PM CDTSpecial Weather StatementBRO45 min
Jul 27, 4:54 PM CDTAreal Flood AdvisoryBRO5 hr
Jul 27, 5:13 PM CDTSpecial Weather StatementBRO62 min
Jul 27, 6:52 PM CDTAreal Flood AdvisoryBRO4 hr
Jul 28, 3:18 PM CDTAreal Flood AdvisoryBRO3 hr
Jul 28, 3:53 PM CDTFlash Flood WarningBRO2 hr
Aug 1, 12:20 AM CDTSpecial Weather StatementBRO55 min
Aug 1, 1:09 AM CDTSpecial Weather StatementBRO66 min
Aug 1, 5:20 AM CDTAreal Flood AdvisoryBRO115 min
Aug 18, 2:44 PM CDTSpecial Weather StatementBRO61 min
Aug 18, 3:43 PM CDTSpecial Weather StatementBRO47 min
Aug 24, 3:45 PM CDTSpecial Weather StatementBRO60 min
Aug 27, 3:52 AM CDTHeat AdvisoryBRO14 hr
Aug 28, 3:32 AM CDTHeat AdvisoryBRO14 hr
Aug 28, 2:44 PM CDTHeat AdvisoryBRO7 hr
Aug 29, 3:38 AM CDTHeat AdvisoryBRO14 hr
Aug 30, 3:16 AM CDTHeat AdvisoryBRO16 hr
Aug 30, 3:47 PM CDTHeat AdvisoryBRO26 hr
Aug 31, 3:34 PM CDTHeat AdvisoryBRO27 hr
Sep 2, 3:09 AM CDTHeat AdvisoryBRO15 hr
Sep 4, 4:39 PM CDTSpecial Weather StatementBRO51 min
Sep 4, 5:25 PM CDTSpecial Weather StatementBRO65 min
Sep 5, 3:15 PM CDTSpecial Weather StatementBRO60 min
Sep 5, 4:13 PM CDTSpecial Weather StatementBRO62 min
Sep 9, 8:32 PM CDTAreal Flood AdvisoryBRO3 hr
Sep 17, 2:32 PM CDTSpecial Weather StatementCRP28 min
Sep 17, 4:39 PM CDTAreal Flood AdvisoryBRO3 hr
Oct 24, 12:12 AM CDTSpecial Weather StatementBRO48 min
Dec 23, 3:14 PM CSTFreeze WatchBRO23 hr
Dec 24, 2:42 PM CSTFreeze WarningBRO17 hr
Dec 31, 4:18 AM CSTWind AdvisoryBRO12 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 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.