Alert archive / Texas / Zapata County

Weather alerts in Zapata County, Texas, 2010

85 weather alerts in 2010, 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 2010. Tap one for its archive.

Alerts
85
Warnings
28
Watches
21
Advisories
27
Busiest month
July21 alerts
Busiest day
July 1, 20107 alerts

Over time

By month

Warning verification

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

Zapata County, 2010

WarningsWith a reportFalse alarm ratioReportsInside a warningMean lead time
Tornado warnings00
Severe thunderstorm warnings10280%0
Flash flood warnings30100%10%

Each office's whole area, 2010

WarningsWith a reportFalse alarm ratioReportsInside a warningMean lead time
NWS Brownsville, TX: tornado warnings28389%667%9 min
NWS Brownsville, TX: severe thunderstorm warnings39879%2654%23 min
NWS Brownsville, TX: flash flood warnings39879%1765%52 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 4, 12:43 AM CSTFreeze WatchBRO12 hr
Jan 6, 2:33 PM CSTFreeze WatchBRO13 hr
Jan 7, 3:16 AM CSTFreeze WarningBRO30 hr
Jan 7, 2:34 PM CSTFreeze WatchBRO14 hr
Jan 7, 2:42 PM CSTWind Chill AdvisoryBRO21 hr
Jan 8, 4:10 AM CSTHard Freeze WarningBRO31 hr
Jan 8, 9:53 AM CSTFreeze WatchBRO29 hr
Jan 8, 12:41 PM CSTWind Chill AdvisoryBRO8 hr
Jan 9, 2:25 PM CSTHard Freeze WarningBRO19 hr
Jan 21, 10:29 PM CSTDense Fog AdvisoryBRO11 hr
Jan 23, 12:19 PM CSTFire Weather WatchBRO4 hr
Jan 23, 4:07 PM CSTRed Flag WarningBRO25 hr
Feb 14, 1:48 PM CSTFreeze WatchBRO24 hr
Feb 15, 1:34 PM CSTFreeze WarningBRO17 hr
Mar 1, 3:51 PM CSTRed Flag WarningBRO5 hr
Mar 1, 4:43 PM CSTWind AdvisoryBRO9 hr
Mar 19, 4:48 AM CDTFire Weather WatchBRO33 hr
Mar 20, 9:47 AM CDTWind AdvisoryBRO9 hr
Apr 12, 12:17 AM CDTSevere Thunderstorm WarningBRO19 min
Apr 12, 1:17 AM CDTSevere Thunderstorm WarningBRO43 min
Apr 15, 7:38 PM CDTAreal Flood AdvisoryBRO2 hr
Apr 15, 9:33 PM CDTAreal Flood AdvisoryBRO57 min
May 18, 5:20 AM CDTSevere Thunderstorm WarningBRO55 min
May 18, 5:32 AM CDTMesoscale DiscussionSPC88 min
May 18, 6:11 AM CDTSevere Thunderstorm WatchSPC5 hr
May 18, 6:16 AM CDTSevere Thunderstorm WarningBRO59 min
May 30, 8:37 PM CDTAreal Flood AdvisoryBRO53 min
May 30, 9:01 PM CDTFlash Flood WarningBRO59 min
May 30, 9:43 PM CDTAreal Flood AdvisoryBRO62 min
May 30, 10:01 PM CDTFlash Flood WarningBRO59 min
May 30, 11:09 PM CDTAreal Flood AdvisoryBRO111 min
Jun 2, 7:32 PM CDTMesoscale DiscussionSPC58 min
Jun 2, 7:55 PM CDTSevere Thunderstorm WatchSPC5 hr
Jun 2, 8:35 PM CDTSevere Thunderstorm WarningBRO55 min
Jun 2, 9:17 PM CDTSevere Thunderstorm WarningBRO58 min
Jun 2, 9:32 PM CDTSevere Thunderstorm WarningBRO58 min
Jun 2, 10:13 PM CDTSevere Thunderstorm WarningBRO32 min
Jun 5, 4:04 PM CDTHeat AdvisoryBRO29 hr
Jun 7, 4:09 PM CDTSevere Thunderstorm WarningBRO31 min
Jun 7, 5:19 PM CDTSevere Thunderstorm WarningBRO41 min
Jun 11, 4:24 AM CDTHeat AdvisoryBRO39 hr
Jun 29, 5:51 AM CDTInland Tropical Storm WatchBRO37 hr
Jun 29, 10:18 AM CDTFlood WatchBRO69 hr
Jun 30, 8:07 PM CDTTornado WatchSPC8 hr
Jun 30, 11:51 PM CDTMesoscale DiscussionSPC84 min
Jul 1, 2:58 AM CDTMesoscale DiscussionSPC62 min
Jul 1, 5:43 AM CDTAreal Flood AdvisoryBRO2 hr
Jul 1, 7:09 AM CDTMesoscale DiscussionSPC66 min
Jul 1, 7:17 AM CDTTornado WatchSPC13 hr
Jul 1, 2:00 PM CDTMesoscale DiscussionSPC90 min
Jul 1, 7:07 PM CDTMesoscale DiscussionSPC53 min
Jul 1, 11:49 PM CDTAreal Flood AdvisoryBRO86 min
Jul 6, 4:46 PM CDTAreal Flood AdvisoryBRO59 min
Jul 6, 5:48 PM CDTAreal Flood AdvisoryBRO57 min
Jul 6, 7:04 PM CDTAreal Flood AdvisoryBRO56 min
Jul 7, 9:54 AM CDTFlash Flood WatchBRO57 hr
Jul 8, 6:50 AM CDTHurricane Local StatementBRO9 hr
Jul 15, 11:42 AM CDTAreal Flood AdvisoryBRO8 days
Jul 22, 4:12 PM CDTAreal Flood AdvisoryBRO4 hr
Jul 22, 4:37 PM CDTFlash Flood WarningBRO73 min
Jul 23, 5:28 PM CDTAreal Flood AdvisoryBRO12 hr
Jul 24, 5:32 AM CDTAreal Flood AdvisoryBRO60 hr
Jul 27, 2:06 AM CDTAreal Flood AdvisoryBRO24 hr
Jul 28, 1:50 AM CDTAreal Flood AdvisoryBRO11 hr
Sep 4, 6:17 PM CDTAreal Flood AdvisoryBRO88 min
Sep 4, 7:34 PM CDTAreal Flood AdvisoryBRO86 min
Sep 6, 5:32 AM CDTFlash Flood WatchBRO37 hr
Sep 6, 5:36 AM CDTHurricane Local StatementBRO28 hr
Sep 6, 5:36 AM CDTInland Tropical Storm WarningBRO28 hr
Sep 17, 2:11 PM CDTFlash Flood WatchBRO5 days
Sep 19, 5:05 PM CDTAreal Flood AdvisoryBRO3 hr
Sep 20, 2:51 PM CDTAreal Flood AdvisoryBRO54 min
Nov 3, 2:51 PM CDTFire Weather WatchBRO12 hr
Nov 4, 2:53 AM CDTRed Flag WarningBRO16 hr
Nov 25, 2:43 AM CSTFreeze WatchBRO33 hr
Nov 26, 1:54 AM CSTFreeze WarningBRO30 hr
Nov 29, 3:30 AM CSTFire Weather WatchBRO24 hr
Nov 29, 1:10 PM CSTFreeze WatchBRO14 hr
Nov 30, 3:20 AM CSTRed Flag WarningBRO12 hr
Nov 30, 3:37 AM CSTFreeze WarningBRO28 hr
Dec 12, 3:43 AM CSTFreeze WarningBRO25 hr
Dec 12, 11:07 AM CSTRed Flag WarningBRO5 hr
Dec 24, 1:43 PM CSTFreeze WatchBRO15 hr
Dec 25, 4:30 AM CSTFreeze WarningBRO29 hr
Dec 26, 10:04 PM CSTFreeze WarningBRO9 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 archive20092011

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.