Alert archive / Texas / Montgomery County
Weather alerts in Montgomery County, Texas, 2023
213 weather alerts in 2023, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
Montgomery County and its neighbors
Each county as a circle sized by its count in 2023. Tap one for its archive.
- Alerts
- 213
- Warnings
- 82
- Watches
- 16
- Advisories
- 63
- Busiest month
- April43 alerts
- Busiest day
- January 29, 20239 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 5 tornado warnings covering Montgomery County in 2023 had a tornado report inside them.
Montgomery County, 2023
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| Tornado warnings | 5 | 0 | 100% | 0 | ||
| Severe thunderstorm warnings | 42 | 25 | 40% | 16 | 88% | 16 min |
| Flash flood warnings | 2 | 2 | 0% | 1 | 100% | 1 min |
Each office's whole area, 2023
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| NWS Houston/Galveston, TX: tornado warnings | 16 | 4 | 75% | 4 | 100% | 12 min |
| NWS Houston/Galveston, TX: severe thunderstorm warnings | 189 | 81 | 57% | 197 | 85% | 18 min |
| NWS Houston/Galveston, TX: flash flood warnings | 17 | 9 | 47% | 15 | 80% | 34 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, 12:17 AM CST | Dense Fog Advisory | HGX | 11 hr |
| Jan 2, 1:55 PM CST | Special Weather Statement | HGX | 35 min |
| Jan 2, 2:37 PM CST | Special Weather Statement | HGX | 23 min |
| Jan 3, 3:26 AM CST | Special Weather Statement | HGX | 49 min |
| Jan 7, 8:46 PM CST | Areal Flood Advisory | HGX | 119 min |
| Jan 7, 9:44 PM CST | Mesoscale Discussion | SPC | 2 hr |
| Jan 7, 10:00 PM CST | Areal Flood Advisory | HGX | 4 hr |
| Jan 7, 11:12 PM CST | Areal Flood Advisory | HGX | 108 min |
| Jan 10, 2:19 AM CST | Dense Fog Advisory | HGX | 9 hr |
| Jan 16, 11:12 PM CST | Dense Fog Advisory | HGX | 13 hr |
| Jan 23, 3:48 PM CST | Wind Advisory | HGX | 26 hr |
| Jan 24, 11:27 AM CST | Severe Thunderstorm Warning | HGX | 33 min |
| Jan 24, 11:35 AM CST | Tornado Warning | HGX | 25 min |
| Jan 24, 12:26 PM CST | Areal Flood Advisory | HGX | 4 hr |
| Jan 24, 12:54 PM CST | Severe Thunderstorm Warning | HGX | 36 min |
| Jan 24, 12:56 PM CST | Areal Flood Advisory | HGX | 3 hr |
| Jan 24, 1:34 PM CST | Areal Flood Advisory | HGX | 2 hr |
| Jan 24, 2:19 PM CST | Areal Flood Advisory | HGX | 116 min |
| Jan 24, 10:23 PM CST | River Flood Warning | HGX | 13 hr |
| Jan 29, 11:32 AM CST | Areal Flood Advisory | HGX | 5 hr |
| Jan 29, 1:50 PM CST | Areal Flood Advisory | HGX | 5 hr |
| Jan 29, 3:34 PM CST | Areal Flood Advisory | HGX | 3 hr |
| Jan 29, 4:35 PM CST | Areal Flood Advisory | HGX | 2 hr |
| Jan 29, 4:41 PM CST | River Flood Warning | HGX | 41 hr |
| Jan 29, 4:42 PM CST | River Flood Warning | HGX | 32 hr |
| Jan 29, 5:23 PM CST | River Flood Warning | HGX | 40 hr |
| Jan 29, 5:31 PM CST | Areal Flood Warning | HGX | 16 hr |
| Jan 29, 5:41 PM CST | Areal Flood Warning | HGX | 16 hr |
| Mar 2, 7:45 PM CST | Severe Thunderstorm Watch | SPC | 4 hr |
| Mar 2, 9:17 PM CST | Mesoscale Discussion | SPC | 118 min |
| Mar 6, 5:48 AM CST | Dense Fog Advisory | HGX | 4 hr |
| Mar 16, 2:18 PM CDT | Mesoscale Discussion | SPC | 117 min |
| Mar 16, 2:41 PM CDT | Wind Advisory | HGX | 19 hr |
| Mar 16, 11:59 PM CDT | Special Weather Statement | HGX | 46 min |
| Mar 26, 10:45 AM CDT | Mesoscale Discussion | SPC | 2 hr |
| Mar 26, 11:55 AM CDT | Special Weather Statement | HGX | 35 min |
| Mar 26, 11:15 PM CDT | Dense Fog Advisory | HGX | 10 hr |
| Apr 1, 5:41 AM CDT | Dense Fog Advisory | HGX | 3 hr |
| Apr 2, 12:18 PM CDT | Mesoscale Discussion | SPC | 3 hr |
| Apr 5, 2:36 PM CDT | Areal Flood Advisory | HGX | 3 hr |
| Apr 5, 3:18 PM CDT | Special Weather Statement | HGX | 27 min |
| Apr 5, 4:00 PM CDT | Special Weather Statement | HGX | 30 min |
| Apr 5, 6:35 PM CDT | Severe Thunderstorm Warning | HGX | 25 min |
| Apr 5, 6:40 PM CDT | Special Weather Statement | HGX | 35 min |
| Apr 5, 7:05 PM CDT | Special Weather Statement | HGX | 25 min |
| Apr 5, 7:27 PM CDT | Severe Thunderstorm Warning | HGX | 22 min |
| Apr 5, 7:38 PM CDT | Special Weather Statement | HGX | 37 min |
| Apr 5, 8:43 PM CDT | Special Weather Statement | HGX | 32 min |
| Apr 5, 9:42 PM CDT | Special Weather Statement | HGX | 33 min |
| Apr 6, 1:57 AM CDT | Areal Flood Advisory | HGX | 3 hr |
| Apr 6, 4:58 AM CDT | Areal Flood Advisory | HGX | 3 hr |
| Apr 6, 7:43 AM CDT | Areal Flood Advisory | HGX | 3 hr |
| Apr 6, 10:54 AM CDT | Areal Flood Advisory | HGX | 111 min |
| Apr 6, 7:20 PM CDT | Areal Flood Advisory | HGX | 5 hr |
| Apr 6, 8:15 PM CDT | Flash Flood Warning | HGX | 2 hr |
| Apr 6, 9:51 PM CDT | Areal Flood Advisory | HGX | 3 hr |
| Apr 7, 1:13 PM CDT | River Flood Warning | HGX | 51 hr |
| Apr 7, 6:33 PM CDT | Areal Flood Warning | HGX | 12 hr |
| Apr 8, 7:47 AM CDT | River Flood Warning | HGX | 27 hr |
| Apr 8, 9:21 PM CDT | River Flood Warning | HGX | 3 days |
| Apr 15, 4:37 AM CDT | Special Weather Statement | HGX | 53 min |
| Apr 15, 5:29 AM CDT | Special Weather Statement | HGX | 61 min |
| Apr 15, 5:28 PM CDT | Severe Thunderstorm Watch | SPC | 9 hr |
| Apr 15, 6:40 PM CDT | Severe Thunderstorm Warning | HGX | 35 min |
| Apr 15, 7:30 PM CDT | Mesoscale Discussion | SPC | 60 min |
| Apr 20, 12:08 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Apr 20, 6:31 PM CDT | Severe Thunderstorm Warning | HGX | 44 min |
| Apr 20, 7:14 PM CDT | Mesoscale Discussion | SPC | 91 min |
| Apr 20, 8:18 PM CDT | Severe Thunderstorm Watch | SPC | 9 hr |
| Apr 20, 8:53 PM CDT | Severe Thunderstorm Warning | HGX | 52 min |
| Apr 20, 10:37 PM CDT | Mesoscale Discussion | SPC | 83 min |
| Apr 20, 11:21 PM CDT | Severe Thunderstorm Warning | HGX | 24 min |
| Apr 21, 1:02 AM CDT | Special Weather Statement | HGX | 28 min |
| Apr 21, 3:14 AM CDT | Areal Flood Advisory | HGX | 3 hr |
| Apr 26, 7:03 PM CDT | Tornado Watch | SPC | 5 hr |
| Apr 26, 10:43 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Apr 28, 6:23 PM CDT | Severe Thunderstorm Warning | HGX | 37 min |
| Apr 28, 6:30 PM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Apr 28, 6:49 PM CDT | Severe Thunderstorm Warning | HGX | 41 min |
| Apr 29, 2:44 AM CDT | Wind Advisory | HGX | 17 hr |
| May 2, 6:15 AM CDT | Dense Fog Advisory | HGX | 3 hr |
| May 8, 1:03 PM CDT | Mesoscale Discussion | SPC | 117 min |
| May 8, 3:30 PM CDT | Severe Thunderstorm Warning | HGX | 30 min |
| May 8, 4:19 PM CDT | Areal Flood Advisory | HGX | 107 min |
| May 8, 5:25 PM CDT | Special Weather Statement | HGX | 50 min |
| May 8, 5:30 PM CDT | Areal Flood Advisory | HGX | 60 min |
| May 8, 5:52 PM CDT | Severe Thunderstorm Warning | HGX | 38 min |
| May 8, 6:05 PM CDT | Areal Flood Advisory | HGX | 55 min |
| May 8, 6:31 PM CDT | Areal Flood Advisory | HGX | 63 min |
| May 8, 6:37 PM CDT | Flash Flood Warning | HGX | 23 min |
| May 9, 3:19 AM CDT | Flood Watch | HGX | 40 hr |
| May 9, 10:43 AM CDT | Areal Flood Advisory | HGX | 2 hr |
| May 9, 11:54 AM CDT | Areal Flood Advisory | HGX | 61 min |
| May 9, 12:53 PM CDT | Areal Flood Advisory | HGX | 112 min |
| May 12, 2:27 AM CDT | Flood Watch | HGX | 67 hr |
| May 13, 8:23 PM CDT | Areal Flood Advisory | HGX | 52 min |
| May 13, 9:23 PM CDT | Areal Flood Advisory | HGX | 2 hr |
| May 14, 1:35 AM CDT | Areal Flood Warning | HGX | 17 hr |
| May 14, 7:24 AM CDT | Areal Flood Warning | HGX | 12 hr |
| May 14, 7:32 AM CDT | Special Weather Statement | HGX | 58 min |
| May 14, 8:10 AM CDT | Areal Flood Advisory | HGX | 3 hr |
| May 14, 11:12 AM CDT | River Flood Warning | HGX | 3 days |
| May 14, 11:40 AM CDT | Areal Flood Advisory | HGX | 56 min |
| May 14, 2:31 PM CDT | River Flood Warning | HGX | 3 days |
| May 14, 9:36 PM CDT | Areal Flood Warning | HGX | 26 hr |
| May 15, 2:13 PM CDT | Areal Flood Advisory | HGX | 92 min |
| May 15, 2:30 PM CDT | Special Weather Statement | HGX | 30 min |
| May 15, 3:07 PM CDT | Areal Flood Advisory | HGX | 3 hr |
| May 15, 10:34 PM CDT | Areal Flood Warning | HGX | 10 hr |
| May 23, 3:05 PM CDT | Severe Thunderstorm Warning | HGX | 40 min |
| May 23, 3:22 PM CDT | Tornado Warning | HGX | 23 min |
| May 23, 3:40 PM CDT | Severe Thunderstorm Warning | HGX | 33 min |
| May 23, 3:49 PM CDT | Mesoscale Discussion | SPC | 56 min |
| May 30, 8:51 PM CDT | Special Weather Statement | HGX | 24 min |
| May 30, 9:35 PM CDT | Special Weather Statement | HGX | 25 min |
| Jun 3, 11:58 PM CDT | Severe Thunderstorm Warning | HGX | 32 min |
| Jun 4, 12:21 AM CDT | Severe Thunderstorm Warning | HGX | 24 min |
| Jun 4, 12:43 AM CDT | Severe Thunderstorm Warning | HGX | 62 min |
| Jun 4, 1:12 AM CDT | Severe Thunderstorm Warning | HGX | 63 min |
| Jun 5, 5:50 PM CDT | Areal Flood Advisory | HGX | 3 hr |
| Jun 5, 9:13 PM CDT | Areal Flood Warning | HGX | 8 hr |
| Jun 7, 5:37 PM CDT | Special Weather Statement | HGX | 23 min |
| Jun 8, 4:50 PM CDT | Severe Thunderstorm Warning | HGX | 25 min |
| Jun 8, 5:08 PM CDT | Severe Thunderstorm Warning | HGX | 22 min |
| Jun 8, 5:12 PM CDT | Severe Thunderstorm Warning | HGX | 33 min |
| Jun 10, 7:47 PM CDT | Mesoscale Discussion | SPC | 88 min |
| Jun 10, 8:09 PM CDT | Severe Thunderstorm Watch | SPC | 5 hr |
| Jun 10, 8:20 PM CDT | Severe Thunderstorm Warning | HGX | 40 min |
| Jun 10, 8:56 PM CDT | Severe Thunderstorm Warning | HGX | 49 min |
| Jun 10, 9:02 PM CDT | Special Weather Statement | HGX | 43 min |
| Jun 10, 10:00 PM CDT | Severe Thunderstorm Warning | HGX | 45 min |
| Jun 10, 10:37 PM CDT | Severe Thunderstorm Warning | HGX | 38 min |
| Jun 10, 11:06 PM CDT | Severe Thunderstorm Warning | HGX | 24 min |
| Jun 10, 11:10 PM CDT | Mesoscale Discussion | SPC | 95 min |
| Jun 13, 3:18 PM CDT | Heat Advisory | HGX | 28 hr |
| Jun 14, 3:27 PM CDT | Heat Advisory | HGX | 7 days |
| Jun 15, 2:25 PM CDT | Excessive Heat Watch | HGX | 13 hr |
| Jun 16, 3:07 AM CDT | Excessive Heat Warning | HGX | 6 days |
| Jun 21, 5:48 PM CDT | Severe Thunderstorm Watch | SPC | 5 hr |
| Jun 21, 7:55 PM CDT | Severe Thunderstorm Warning | HGX | 65 min |
| Jun 21, 8:08 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Jun 21, 8:35 PM CDT | Severe Thunderstorm Warning | HGX | 55 min |
| Jun 21, 11:55 PM CDT | Heat Advisory | HGX | 10 days |
| Jun 23, 8:58 PM CDT | Severe Thunderstorm Warning | HGX | 47 min |
| Jun 24, 3:15 AM CDT | Excessive Heat Watch | HGX | 12 hr |
| Jun 24, 3:37 PM CDT | Excessive Heat Warning | HGX | 53 hr |
| Jun 26, 8:49 PM CDT | Heat Advisory | HGX | 5 days |
| Jul 5, 5:23 PM CDT | Special Weather Statement | HGX | 22 min |
| Jul 6, 12:45 PM CDT | Areal Flood Advisory | HGX | 2 hr |
| Jul 9, 3:39 AM CDT | Heat Advisory | HGX | 15 days |
| Jul 9, 2:48 PM CDT | Heat Advisory | HGX | 14 days |
| Jul 13, 3:53 AM CDT | Excessive Heat Warning | HGX | 16 hr |
| Jul 24, 5:46 PM CDT | Severe Thunderstorm Warning | HGX | 29 min |
| Jul 24, 6:14 PM CDT | Severe Thunderstorm Warning | HGX | 31 min |
| Jul 29, 2:47 PM CDT | Heat Advisory | HGX | 18 days |
| Jul 31, 3:17 AM CDT | Excessive Heat Warning | HGX | 66 hr |
| Aug 4, 2:37 PM CDT | Excessive Heat Warning | HGX | 10 days |
| Aug 8, 3:20 PM CDT | Heat Advisory | HGX | 35 hr |
| Aug 10, 1:59 AM CDT | Excessive Heat Warning | HGX | 6 days |
| Aug 14, 3:29 PM CDT | Heat Advisory | HGX | 54 hr |
| Aug 15, 3:04 PM CDT | Fire Weather Watch | HGX | 30 hr |
| Aug 16, 3:31 AM CDT | Excessive Heat Watch | HGX | 12 hr |
| Aug 16, 3:34 PM CDT | Fire Weather Watch | HGX | 29 hr |
| Aug 16, 3:44 PM CDT | Excessive Heat Warning | HGX | 29 hr |
| Aug 17, 3:11 AM CDT | Fire Weather Watch | HGX | 42 hr |
| Aug 17, 3:12 AM CDT | Excessive Heat Warning | HGX | 5 days |
| Aug 18, 3:32 AM CDT | Fire Weather Watch | HGX | 42 hr |
| Aug 20, 2:18 PM CDT | Red Flag Warning | HGX | 31 hr |
| Aug 21, 3:55 PM CDT | Heat Advisory | HGX | 30 hr |
| Aug 21, 6:46 PM CDT | Red Flag Warning | HGX | 27 hr |
| Aug 22, 3:43 PM CDT | Heat Advisory | HGX | 42 hr |
| Aug 23, 3:29 AM CDT | Red Flag Warning | HGX | 19 hr |
| Aug 23, 3:00 PM CDT | Excessive Heat Warning | HGX | 54 hr |
| Aug 23, 3:00 PM CDT | Heat Advisory | HGX | 4 days |
| Aug 24, 6:50 PM CDT | Special Weather Statement | HGX | 10 min |
| Aug 24, 7:25 PM CDT | Special Weather Statement | HGX | 20 min |
| Aug 24, 7:26 PM CDT | Severe Thunderstorm Warning | HGX | 19 min |
| Aug 25, 11:04 PM CDT | Excessive Heat Warning | HGX | 47 hr |
| Aug 27, 2:36 PM CDT | Heat Advisory | HGX | 31 hr |
| Aug 29, 2:15 PM CDT | Red Flag Warning | HGX | 30 hr |
| Sep 5, 3:15 PM CDT | Heat Advisory | HGX | 30 hr |
| Sep 6, 3:28 PM CDT | Heat Advisory | HGX | 54 hr |
| Sep 7, 8:16 PM CDT | Excessive Heat Warning | HGX | 25 hr |
| Sep 8, 5:02 PM CDT | Severe Thunderstorm Warning | HGX | 23 min |
| Sep 8, 5:59 PM CDT | Special Weather Statement | HGX | 31 min |
| Sep 8, 6:10 PM CDT | Severe Thunderstorm Warning | HGX | 35 min |
| Sep 9, 4:22 AM CDT | Special Weather Statement | HGX | 23 min |
| Sep 9, 5:32 AM CDT | Special Weather Statement | HGX | 28 min |
| Sep 14, 2:20 PM CDT | Severe Thunderstorm Warning | HGX | 25 min |
| Sep 15, 2:43 PM CDT | Severe Thunderstorm Warning | HGX | 18 min |
| Sep 15, 2:47 PM CDT | Special Weather Statement | HGX | 28 min |
| Sep 15, 3:07 PM CDT | Severe Thunderstorm Warning | HGX | 23 min |
| Sep 15, 3:29 PM CDT | Severe Thunderstorm Warning | HGX | 20 min |
| Sep 16, 3:41 PM CDT | Special Weather Statement | HGX | 34 min |
| Sep 16, 4:13 PM CDT | Special Weather Statement | HGX | 32 min |
| Sep 24, 4:25 PM CDT | Severe Thunderstorm Warning | HGX | 35 min |
| Sep 24, 4:47 PM CDT | Severe Thunderstorm Warning | HGX | 43 min |
| Sep 25, 8:19 AM CDT | Special Weather Statement | HGX | 41 min |
| Sep 25, 2:36 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Sep 26, 7:35 PM CDT | Severe Thunderstorm Warning | HGX | 25 min |
| Oct 5, 4:34 AM CDT | Special Weather Statement | HGX | 26 min |
| Oct 5, 5:05 AM CDT | Areal Flood Advisory | HGX | 3 hr |
| Oct 26, 5:59 PM CDT | Tornado Warning | HGX | 16 min |
| Oct 26, 6:27 PM CDT | Tornado Warning | HGX | 18 min |
| Oct 26, 6:40 PM CDT | Tornado Warning | HGX | 20 min |
| Oct 26, 6:49 PM CDT | Areal Flood Advisory | HGX | 116 min |
| Oct 26, 7:02 PM CDT | Special Weather Statement | HGX | 28 min |
| Nov 30, 3:52 PM CST | Mesoscale Discussion | SPC | 83 min |
| Dec 1, 2:02 AM CST | Dense Fog Advisory | HGX | 8 hr |
| Dec 9, 5:51 PM CST | Severe Thunderstorm Warning | HGX | 39 min |
| Dec 10, 11:05 PM CST | Freeze Warning | HGX | 10 hr |
| Dec 23, 8:39 AM CST | Dense Fog Advisory | HGX | 81 min |
| Dec 24, 10:36 AM CST | Special Weather Statement | HGX | 39 min |
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 | 42 |
| Tornado Warning | 5 |
| Severe Thunderstorm Watch | 6 |
| Tornado Watch | 1 |
| Mesoscale Discussion | 17 |
| Special Weather Statement | 35 |
| Flooding | |
| Areal Flood Warning | 8 |
| Flash Flood Warning | 2 |
| River Flood Warning | 9 |
| Flood Watch | 2 |
| Areal Flood Advisory | 36 |
| Heat | |
| Excessive Heat Warning | 11 |
| Excessive Heat Watch | 3 |
| Heat Advisory | 15 |
| Cold | |
| Freeze Warning | 1 |
| Wind and dust | |
| Wind Advisory | 3 |
| Fire | |
| Red Flag Warning | 4 |
| Fire Weather Watch | 4 |
| Fog and smoke | |
| Dense Fog Advisory | 9 |
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordForecastThe radar archive20222024
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.