Alert archive / Texas / Gonzales County
Weather alerts in Gonzales County, Texas, 2018
89 weather alerts in 2018, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
Gonzales County and its neighbors
Each county as a circle sized by its count in 2018. Tap one for its archive.
- Alerts
- 89
- Warnings
- 14
- Watches
- 12
- Advisories
- 38
- Busiest month
- March16 alerts
- Busiest day
- March 18, 20186 alerts
Over time
By month
Warning verification
How often warnings here had a storm report inside them, and how much warning the reports had.
Gonzales County, 2018
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| Tornado warnings | 0 | 0 | ||||
| Severe thunderstorm warnings | 5 | 4 | 20% | 3 | 100% | 6 min |
| Flash flood warnings | 0 | 0 |
Each office's whole area, 2018
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| NWS Austin/San Antonio, TX: tornado warnings | 14 | 3 | 79% | 6 | 83% | 7 min |
| NWS Austin/San Antonio, TX: severe thunderstorm warnings | 98 | 43 | 56% | 110 | 83% | 19 min |
| NWS Austin/San Antonio, TX: flash flood warnings | 67 | 51 | 24% | 90 | 93% | 99 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.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Jan 1, 4:14 AM CST | Winter Weather Advisory | EWX | 14 hr |
| Jan 2, 5:06 PM CST | Winter Weather Advisory | EWX | 4 hr |
| Jan 9, 9:52 PM CST | Dense Fog Advisory | EWX | 12 hr |
| Jan 11, 3:35 AM CST | Wind Advisory | EWX | 20 hr |
| Jan 14, 2:50 PM CST | Winter Storm Watch | EWX | 14 hr |
| Jan 15, 5:02 AM CST | Winter Storm Warning | EWX | 40 hr |
| Jan 16, 7:09 AM CST | Mesoscale Discussion | SPC | 3 hr |
| Jan 16, 8:54 PM CST | Hard Freeze Warning | EWX | 15 hr |
| Jan 19, 9:25 PM CST | Dense Fog Advisory | EWX | 13 hr |
| Jan 31, 4:10 AM CST | Dense Fog Advisory | EWX | 6 hr |
| Feb 4, 12:04 AM CST | Dense Fog Advisory | EWX | 10 hr |
| Feb 7, 5:04 AM CST | Special Weather Statement | EWX | 41 min |
| Feb 7, 5:47 AM CST | Special Weather Statement | EWX | 43 min |
| Feb 10, 3:48 AM CST | Dense Fog Advisory | EWX | 6 hr |
| Feb 23, 9:03 AM CST | Dense Fog Advisory | EWX | 117 min |
| Feb 25, 12:00 AM CST | Mesoscale Discussion | SPC | 90 min |
| Feb 25, 6:43 AM CST | Severe Thunderstorm Warning | EWX | 32 min |
| Feb 25, 10:32 PM CST | Dense Fog Advisory | EWX | 10 hr |
| Mar 5, 5:00 PM CST | Special Weather Statement | EWX | 45 min |
| Mar 5, 5:12 PM CST | Severe Thunderstorm Warning | EWX | 63 min |
| Mar 18, 2:55 PM CDT | Fire Weather Watch | EWX | 15 hr |
| Mar 18, 4:06 PM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Mar 18, 5:55 PM CDT | Special Weather Statement | EWX | 50 min |
| Mar 18, 6:07 PM CDT | Special Weather Statement | EWX | 53 min |
| Mar 18, 6:15 PM CDT | Severe Thunderstorm Warning | EWX | 45 min |
| Mar 18, 6:18 PM CDT | Severe Thunderstorm Warning | EWX | 42 min |
| Mar 18, 7:07 PM CDT | Special Weather Statement | EWX | 38 min |
| Mar 27, 7:56 PM CDT | Flash Flood Watch | EWX | 23 hr |
| Mar 27, 9:23 PM CDT | Mesoscale Discussion | SPC | 97 min |
| Mar 27, 9:51 PM CDT | Severe Thunderstorm Watch | SPC | 5 hr |
| Mar 27, 11:58 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Mar 28, 7:36 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Mar 28, 11:30 PM CDT | River Flood Warning | EWX | 25 hr |
| Mar 29, 10:36 AM CDT | River Flood Warning | EWX | 41 hr |
| Apr 3, 5:19 PM CDT | Mesoscale Discussion | SPC | 86 min |
| Apr 3, 5:51 PM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Apr 3, 9:14 PM CDT | Mesoscale Discussion | SPC | 91 min |
| Apr 3, 10:04 PM CDT | Severe Thunderstorm Warning | EWX | 40 min |
| Apr 14, 12:07 AM CDT | Special Weather Statement | EWX | 53 min |
| Apr 21, 10:05 PM CDT | Dense Fog Advisory | EWX | 3 hr |
| Apr 25, 7:56 AM CDT | Dense Fog Advisory | EWX | 2 hr |
| May 4, 7:52 AM CDT | Mesoscale Discussion | SPC | 113 min |
| May 20, 1:23 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| May 20, 4:07 PM CDT | Areal Flood Advisory | EWX | 3 hr |
| May 25, 7:47 AM CDT | Dense Fog Advisory | EWX | 73 min |
| Jul 4, 3:18 PM CDT | Mesoscale Discussion | SPC | 57 min |
| Jul 4, 4:01 PM CDT | Special Weather Statement | EWX | 59 min |
| Jul 9, 4:12 PM CDT | Areal Flood Advisory | EWX | 2 hr |
| Jul 19, 3:14 PM CDT | Heat Advisory | EWX | 4 days |
| Jul 24, 3:23 AM CDT | Heat Advisory | EWX | 17 hr |
| Aug 23, 3:19 AM CDT | Heat Advisory | EWX | 16 hr |
| Sep 8, 4:09 AM CDT | Flash Flood Watch | EWX | 59 hr |
| Sep 9, 8:11 AM CDT | Areal Flood Advisory | EWX | 2 hr |
| Sep 13, 2:43 PM CDT | Flash Flood Watch | EWX | 3 days |
| Sep 15, 6:41 AM CDT | Special Weather Statement | EWX | 49 min |
| Sep 26, 5:07 PM CDT | Areal Flood Advisory | EWX | 3 hr |
| Sep 29, 4:39 PM CDT | Areal Flood Advisory | EWX | 80 min |
| Oct 2, 7:43 AM CDT | Dense Fog Advisory | EWX | 2 hr |
| Oct 3, 4:10 AM CDT | Dense Fog Advisory | EWX | 6 hr |
| Oct 6, 4:11 PM CDT | Special Weather Statement | EWX | 49 min |
| Oct 9, 10:19 AM CDT | Mesoscale Discussion | SPC | 116 min |
| Oct 10, 5:05 AM CDT | Dense Fog Advisory | EWX | 5 hr |
| Oct 15, 6:07 AM CDT | Areal Flood Advisory | EWX | 113 min |
| Oct 15, 8:02 AM CDT | Areal Flood Advisory | EWX | 5 hr |
| Oct 27, 5:16 AM CDT | Dense Fog Advisory | EWX | 5 hr |
| Oct 29, 2:43 AM CDT | Dense Fog Advisory | EWX | 8 hr |
| Oct 31, 2:14 PM CDT | Mesoscale Discussion | SPC | 3 hr |
| Oct 31, 3:02 PM CDT | Tornado Watch | SPC | 9 hr |
| Oct 31, 6:23 PM CDT | Special Weather Statement | EWX | 52 min |
| Oct 31, 6:43 PM CDT | Areal Flood Advisory | EWX | 2 hr |
| Oct 31, 7:16 PM CDT | Special Weather Statement | EWX | 59 min |
| Nov 6, 1:32 AM CST | Dense Fog Advisory | EWX | 9 hr |
| Nov 13, 3:13 AM CST | Freeze Warning | EWX | 30 hr |
| Nov 29, 6:18 AM CST | Dense Fog Advisory | EWX | 5 hr |
| Dec 6, 4:49 AM CST | Flash Flood Watch | EWX | 46 hr |
| Dec 6, 9:23 AM CST | River Flood Warning | EWX | 4 days |
| Dec 6, 9:23 AM CST | River Flood Warning | EWX | 3 days |
| Dec 6, 9:23 AM CST | River Flood Warning | EWX | 5 days |
| Dec 7, 5:44 PM CST | Areal Flood Advisory | EWX | 3 hr |
| Dec 7, 8:33 PM CST | Areal Flood Advisory | EWX | 3 hr |
| Dec 7, 11:43 PM CST | Areal Flood Advisory | EWX | 2 hr |
| Dec 12, 1:50 PM CST | Red Flag Warning | EWX | 29 hr |
| Dec 12, 2:00 PM CST | Wind Advisory | EWX | 49 hr |
| Dec 18, 3:13 AM CST | Dense Fog Advisory | EWX | 9 hr |
| Dec 19, 7:35 AM CST | Dense Fog Advisory | EWX | 2 hr |
| Dec 20, 3:38 AM CST | Wind Advisory | EWX | 14 hr |
| Dec 26, 5:48 PM CST | Tornado Watch | SPC | 8 hr |
| Dec 26, 8:51 PM CST | Mesoscale Discussion | SPC | 114 min |
| Dec 26, 11:40 PM CST | Mesoscale Discussion | SPC | 2 hr |
By product
Every kind of product issued here, grouped by hazard. Each opens the same place narrowed to that product.
| Product | Alerts |
|---|---|
| Severe storms | |
| Severe Thunderstorm Warning | 5 |
| Severe Thunderstorm Watch | 4 |
| Tornado Watch | 2 |
| Mesoscale Discussion | 13 |
| Special Weather Statement | 12 |
| Flooding | |
| River Flood Warning | 5 |
| Flash Flood Watch | 4 |
| Areal Flood Advisory | 11 |
| Winter | |
| Winter Storm Warning | 1 |
| Winter Storm Watch | 1 |
| Winter Weather Advisory | 2 |
| Heat | |
| Heat Advisory | 3 |
| Cold | |
| Freeze Warning | 1 |
| Hard Freeze Warning | 1 |
| Wind and dust | |
| Wind Advisory | 3 |
| Fire | |
| Red Flag Warning | 1 |
| Fire Weather Watch | 1 |
| Fog and smoke | |
| Dense Fog Advisory | 19 |
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordForecastThe radar archive20172019
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.