Alert archive / Texas / Brazoria County
Weather alerts in Brazoria County, Texas, 2026
172 weather alerts in 2026, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
Brazoria County and its neighbors
Each county as a circle sized by its count in 2026. Tap one for its archive.
- Alerts
- 172
- Warnings
- 48
- Watches
- 13
- Advisories
- 67
- Busiest month
- May45 alerts
- Busiest day
- May 23, 202618 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 2 tornado warnings covering Brazoria County in 2026 had a tornado report inside them.
Brazoria County, 2026
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| Tornado warnings | 2 | 0 | 100% | 0 | ||
| Severe thunderstorm warnings | 15 | 10 | 33% | 13 | 92% | 16 min |
| Flash flood warnings | 9 | 5 | 44% | 6 | 100% | 81 min |
Each office's whole area, 2026
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| NWS Houston/Galveston, TX: tornado warnings | 9 | 0 | 100% | 0 | ||
| NWS Houston/Galveston, TX: severe thunderstorm warnings | 109 | 33 | 70% | 69 | 75% | 15 min |
| NWS Houston/Galveston, TX: flash flood warnings | 52 | 27 | 48% | 77 | 83% | 110 min |
An office's figures cover every county it serves, including across state lines.
The year is still running; reports filed late and damage surveys can still change these figures.
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.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Jan 5, 11:14 PM CST | Dense Fog Advisory | HGX | 11 hr |
| Jan 7, 12:09 AM CST | Dense Fog Advisory | HGX | 10 hr |
| Jan 10, 12:29 AM CST | Wind Advisory | HGX | 12 hr |
| Jan 16, 12:02 PM CST | Red Flag Warning | HGX | 32 hr |
| Jan 17, 11:41 AM CST | Freeze Warning | HGX | 20 hr |
| Jan 21, 1:30 PM CST | Extreme Cold Watch | HGX | 48 hr |
| Jan 21, 11:24 PM CST | Dense Fog Advisory | HGX | 10 hr |
| Jan 22, 9:12 AM CST | Dense Fog Advisory | HGX | 48 min |
| Jan 23, 12:50 PM CST | Winter Storm Warning | HGX | 47 hr |
| Jan 23, 12:50 PM CST | Winter Weather Advisory | HGX | 47 hr |
| Jan 23, 1:00 PM CST | Extreme Cold Watch | HGX | 21 hr |
| Jan 23, 1:00 PM CST | Extreme Cold Warning | HGX | 4 days |
| Jan 24, 6:41 AM CST | Special Weather Statement | HGX | 49 min |
| Jan 24, 7:26 AM CST | Areal Flood Advisory | HGX | 3 hr |
| Jan 29, 11:35 AM CST | Cold Weather Advisory | HGX | 46 hr |
| Jan 29, 11:03 PM CST | Freeze Watch | HGX | 36 hr |
| Jan 31, 11:18 AM CST | Freeze Warning | HGX | 22 hr |
| Feb 3, 10:40 PM CST | Areal Flood Advisory | HGX | 65 min |
| Feb 8, 1:28 AM CST | Dense Fog Advisory | HGX | 9 hr |
| Feb 9, 3:42 AM CST | Dense Fog Advisory | HGX | 5 hr |
| Feb 12, 2:01 AM CST | Dense Fog Advisory | HGX | 7 hr |
| Feb 12, 9:13 PM CST | Dense Fog Advisory | HGX | 12 hr |
| Feb 14, 2:05 PM CST | Mesoscale Discussion | SPC | 2 hr |
| Feb 14, 3:49 PM CST | Tornado Watch | SPC | 5 hr |
| Feb 14, 5:45 PM CST | Special Weather Statement | HGX | 60 min |
| Feb 14, 6:00 PM CST | Severe Thunderstorm Warning | HGX | 45 min |
| Feb 14, 6:22 PM CST | Severe Thunderstorm Warning | HGX | 23 min |
| Feb 14, 6:23 PM CST | Mesoscale Discussion | SPC | 2 hr |
| Feb 14, 6:37 PM CST | Severe Thunderstorm Warning | HGX | 68 min |
| Feb 14, 6:51 PM CST | Tornado Warning | HGX | 24 min |
| Feb 14, 7:11 PM CST | Tornado Warning | HGX | 21 min |
| Feb 17, 3:22 AM CST | Dense Fog Advisory | HGX | 6 hr |
| Feb 20, 1:53 AM CST | Dense Fog Advisory | HGX | 7 hr |
| Feb 20, 10:54 AM CST | Dense Fog Advisory | HGX | 22 hr |
| Feb 24, 11:26 PM CST | Wind Advisory | HGX | 19 hr |
| Feb 27, 5:17 AM CST | Dense Fog Advisory | HGX | 6 hr |
| Feb 27, 9:52 PM CST | Dense Fog Advisory | HGX | 12 hr |
| Mar 1, 12:36 AM CST | Dense Fog Advisory | HGX | 7 hr |
| Mar 3, 3:20 AM CST | Dense Fog Advisory | HGX | 5 hr |
| Mar 4, 5:29 AM CST | Dense Fog Advisory | HGX | 5 hr |
| Mar 11, 11:25 AM CDT | Tornado Watch | SPC | 9 hr |
| Mar 11, 11:27 AM CDT | Rip Current Statement | HGX | 8 hr |
| Mar 11, 8:03 PM CDT | Special Weather Statement | HGX | 27 min |
| Mar 11, 8:50 PM CDT | Wind Advisory | HGX | 10 hr |
| Mar 14, 1:04 PM CDT | Fire Weather Watch | HGX | 24 hr |
| Mar 14, 1:11 PM CDT | Wind Advisory | HGX | 53 hr |
| Mar 15, 12:55 PM CDT | Red Flag Warning | HGX | 30 hr |
| Apr 3, 9:08 AM CDT | Rip Current Statement | HGX | 44 hr |
| Apr 7, 10:53 AM CDT | Rip Current Statement | HGX | 10 hr |
| Apr 9, 9:23 AM CDT | Rip Current Statement | HGX | 12 hr |
| Apr 10, 8:56 AM CDT | Rip Current Statement | HGX | 54 hr |
| Apr 10, 2:17 PM CDT | Areal Flood Advisory | HGX | 3 hr |
| Apr 17, 5:31 PM CDT | Rip Current Statement | HGX | 28 hr |
| Apr 18, 8:28 PM CDT | Wind Advisory | HGX | 16 hr |
| Apr 20, 9:35 AM CDT | Rip Current Statement | HGX | 39 hr |
| Apr 28, 8:38 AM CDT | Rip Current Statement | HGX | 12 hr |
| May 1, 12:02 AM CDT | Severe Thunderstorm Warning | HGX | 28 min |
| May 1, 12:30 AM CDT | Severe Thunderstorm Warning | HGX | 30 min |
| May 1, 10:49 AM CDT | Mesoscale Discussion | SPC | 116 min |
| May 1, 3:17 PM CDT | Severe Thunderstorm Warning | HGX | 28 min |
| May 1, 3:32 PM CDT | Areal Flood Advisory | HGX | 3 hr |
| May 1, 3:33 PM CDT | Special Weather Statement | HGX | 57 min |
| May 10, 10:28 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
| May 15, 1:46 PM CDT | Beach Hazards Statement | HGX | 68 hr |
| May 18, 12:05 AM CDT | Rip Current Statement | HGX | 72 hr |
| May 19, 10:17 PM CDT | Special Weather Statement | HGX | 73 min |
| May 19, 11:50 PM CDT | Mesoscale Discussion | SPC | 85 min |
| May 19, 11:56 PM CDT | Special Weather Statement | HGX | 64 min |
| May 20, 3:32 AM CDT | Special Weather Statement | HGX | 28 min |
| May 20, 3:58 AM CDT | Special Weather Statement | HGX | 32 min |
| May 20, 4:42 AM CDT | Areal Flood Advisory | HGX | 5 hr |
| May 20, 6:33 AM CDT | Areal Flood Advisory | HGX | 4 hr |
| May 20, 7:24 AM CDT | Areal Flood Advisory | HGX | 3 hr |
| May 20, 8:10 AM CDT | Areal Flood Advisory | HGX | 2 hr |
| May 20, 8:30 AM CDT | Areal Flood Advisory | HGX | 2 hr |
| May 20, 9:26 AM CDT | Flash Flood Warning | HGX | 109 min |
| May 20, 12:41 PM CDT | Flood Watch | HGX | 4 days |
| May 23, 4:45 AM CDT | Special Weather Statement | HGX | 30 min |
| May 23, 5:17 AM CDT | Severe Thunderstorm Warning | HGX | 28 min |
| May 23, 5:32 AM CDT | Special Weather Statement | HGX | 28 min |
| May 23, 5:55 AM CDT | Severe Thunderstorm Warning | HGX | 15 min |
| May 23, 12:34 PM CDT | Areal Flood Advisory | HGX | 3 hr |
| May 23, 1:33 PM CDT | Mesoscale Discussion | SPC | 117 min |
| May 23, 1:45 PM CDT | Flash Flood Warning | HGX | 3 hr |
| May 23, 1:59 PM CDT | Areal Flood Advisory | HGX | 3 hr |
| May 23, 2:26 PM CDT | Areal Flood Advisory | HGX | 3 hr |
| May 23, 2:49 PM CDT | Severe Thunderstorm Warning | HGX | 26 min |
| May 23, 3:12 PM CDT | Severe Thunderstorm Warning | HGX | 24 min |
| May 23, 3:22 PM CDT | Areal Flood Advisory | HGX | 3 hr |
| May 23, 3:34 PM CDT | Special Weather Statement | HGX | 41 min |
| May 23, 3:51 PM CDT | Flash Flood Warning | HGX | 105 min |
| May 23, 4:14 PM CDT | Flash Flood Warning | HGX | 111 min |
| May 23, 4:20 PM CDT | Areal Flood Warning | HGX | 2 hr |
| May 23, 5:36 PM CDT | Areal Flood Warning | HGX | 69 min |
| May 23, 6:05 PM CDT | Areal Flood Warning | HGX | 70 min |
| May 26, 11:51 PM CDT | Severe Thunderstorm Watch | SPC | 5 hr |
| May 27, 2:13 AM CDT | Special Weather Statement | HGX | 62 min |
| May 27, 2:21 AM CDT | Mesoscale Discussion | SPC | 114 min |
| May 27, 3:14 AM CDT | Special Weather Statement | HGX | 76 min |
| May 27, 2:56 PM CDT | River Flood Warning | HGX | 10 hr |
| May 28, 8:29 AM CDT | River Flood Warning | HGX | 14 hr |
| Jun 4, 2:18 PM CDT | Areal Flood Advisory | HGX | 3 hr |
| Jun 5, 11:34 AM CDT | Areal Flood Advisory | HGX | 116 min |
| Jun 5, 2:41 PM CDT | Areal Flood Advisory | HGX | 2 hr |
| Jun 5, 6:21 PM CDT | Rip Current Statement | HGX | 4 days |
| Jun 6, 3:21 PM CDT | Areal Flood Advisory | HGX | 114 min |
| Jun 10, 10:26 AM CDT | Rip Current Statement | HGX | 48 hr |
| Jun 13, 12:07 AM CDT | Coastal Flood Advisory | HGX | 9 hr |
| Jun 13, 12:07 AM CDT | Rip Current Statement | HGX | 9 hr |
| Jun 13, 9:33 AM CDT | Beach Hazards Statement | HGX | 48 hr |
| Jun 14, 11:29 AM CDT | Flood Watch | HGX | 3 days |
| Jun 15, 10:10 PM CDT | Areal Flood Advisory | HGX | 3 hr |
| Jun 15, 10:31 PM CDT | River Flood Warning | HGX | 32 hr |
| Jun 16, 10:22 AM CDT | River Flood Warning | HGX | 16 hr |
| Jun 16, 10:28 AM CDT | Tropical Storm Watch | HGX | 25 hr |
| Jun 16, 10:32 AM CDT | Coastal Flood Advisory | HGX | 40 hr |
| Jun 16, 4:39 PM CDT | Tropical Storm Warning | HGX | 27 hr |
| Jun 17, 3:22 AM CDT | Areal Flood Advisory | HGX | 39 min |
| Jun 17, 4:01 AM CDT | Flash Flood Warning | HGX | 4 hr |
| Jun 17, 4:55 AM CDT | Flash Flood Warning | HGX | 3 hr |
| Jun 17, 7:08 AM CDT | Areal Flood Advisory | HGX | 3 hr |
| Jun 17, 7:57 AM CDT | Areal Flood Warning | HGX | 4 hr |
| Jun 17, 8:03 AM CDT | Areal Flood Warning | HGX | 4 hr |
| Jun 17, 8:39 AM CDT | Areal Flood Advisory | HGX | 3 hr |
| Jun 17, 10:14 AM CDT | River Flood Warning | HGX | 18 hr |
| Jun 17, 12:29 PM CDT | Heat Advisory | HGX | 21 hr |
| Jun 18, 9:51 AM CDT | Extreme Heat Warning | HGX | 10 hr |
| Jun 18, 9:56 AM CDT | Heat Advisory | HGX | 55 hr |
| Jun 18, 5:03 PM CDT | Rip Current Statement | HGX | 5 days |
| Jun 20, 11:58 AM CDT | Areal Flood Advisory | HGX | 62 min |
| Jun 20, 2:17 PM CDT | Areal Flood Advisory | HGX | 3 hr |
| Jun 20, 3:12 PM CDT | Flash Flood Warning | HGX | 3 hr |
| Jun 20, 4:17 PM CDT | Flash Flood Warning | HGX | 3 hr |
| Jun 20, 7:16 PM CDT | Areal Flood Warning | HGX | 104 min |
| Jun 21, 4:57 AM CDT | Areal Flood Advisory | HGX | 80 min |
| Jun 21, 5:34 AM CDT | Areal Flood Advisory | HGX | 3 hr |
| Jun 21, 6:12 AM CDT | Special Weather Statement | HGX | 48 min |
| Jun 21, 6:17 AM CDT | Flash Flood Warning | HGX | 103 min |
| Jun 21, 8:08 AM CDT | Areal Flood Advisory | HGX | 112 min |
| Jun 21, 8:52 AM CDT | Areal Flood Advisory | HGX | 3 hr |
| Jun 26, 10:37 PM CDT | Rip Current Statement | HGX | 3 days |
| Jul 1, 12:20 AM CDT | Rip Current Statement | HGX | 10 hr |
| Jul 13, 1:04 PM CDT | Areal Flood Advisory | HGX | 116 min |
| Jul 13, 1:36 PM CDT | Areal Flood Advisory | HGX | 114 min |
| Jul 15, 4:32 AM CDT | Special Weather Statement | HGX | 28 min |
| Jul 15, 5:58 AM CDT | Special Weather Statement | HGX | 32 min |
| Jul 20, 1:00 PM CDT | Heat Advisory | HGX | 31 hr |
| Jul 21, 12:50 PM CDT | Extreme Heat Warning | HGX | 31 hr |
| Jul 22, 7:01 AM CDT | Tropical Storm Watch | HGX | 16 hr |
| Jul 22, 1:57 PM CDT | Beach Hazards Statement | HGX | 21 hr |
| Jul 22, 3:13 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Jul 22, 6:55 PM CDT | Severe Thunderstorm Warning | HGX | 50 min |
| Jul 22, 7:25 PM CDT | Special Weather Statement | HGX | 50 min |
| Jul 22, 7:29 PM CDT | Severe Thunderstorm Warning | HGX | 46 min |
| Jul 22, 8:24 PM CDT | Special Weather Statement | HGX | 51 min |
| Jul 22, 9:58 PM CDT | Tropical Storm Warning | HGX | 21 hr |
| Jul 23, 10:40 AM CDT | Rip Current Statement | HGX | 19 hr |
| Jul 23, 5:08 PM CDT | Areal Flood Advisory | HGX | 3 hr |
| Jul 23, 8:00 PM CDT | Areal Flood Warning | HGX | 5 hr |
| Jul 27, 11:17 AM CDT | Heat Advisory | HGX | 32 hr |
| Jul 31, 11:23 PM CDT | Heat Advisory | HGX | 20 hr |
| Aug 6, 1:57 PM CDT | Areal Flood Advisory | HGX | 2 hr |
| Aug 10, 1:27 PM CDT | Areal Flood Advisory | HGX | 93 min |
| Aug 10, 2:13 PM CDT | Areal Flood Advisory | HGX | 2 hr |
| Aug 19, 11:55 AM CDT | Heat Advisory | HGX | 7 days |
| Aug 28, 1:25 PM CDT | Severe Thunderstorm Warning | HGX | 35 min |
| Aug 28, 2:00 PM CDT | Severe Thunderstorm Warning | HGX | 45 min |
| Aug 28, 2:40 PM CDT | Severe Thunderstorm Warning | HGX | 50 min |
| Aug 31, 10:14 AM CDT | Flood Watch | HGX | 3 days |
| Sep 3, 2:53 PM CDT | Areal Flood Advisory | HGX | 97 min |
| Sep 12, 11:20 PM CDT | Heat Advisory | HGX | 19 hr |
| Sep 13, 12:14 PM CDT | Heat Advisory | HGX | 55 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 archive2025
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.