Alert archive / Texas / Dallas County
Weather alerts in Dallas County, Texas, 2010
164 weather alerts in 2010, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
Dallas County and its neighbors
Each county as a circle sized by its count in 2010. Tap one for its archive.
- Alerts
- 164
- Warnings
- 42
- Watches
- 16
- Advisories
- 46
- Busiest month
- September37 alerts
- Busiest day
- September 8, 201019 alerts
Over time
By month
Warning verification
How often warnings here had a storm report inside them, and how much warning the reports had.
3 of 4 tornado warnings covering Dallas County in 2010 had a tornado report inside them; 5 of 5 tornado reports fell inside a warning, on average 16 minutes after it went out.
Dallas County, 2010
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| Tornado warnings | 4 | 3 | 25% | 5 | 100% | 16 min |
| Severe thunderstorm warnings | 11 | 8 | 27% | 10 | 80% | 12 min |
| Flash flood warnings | 6 | 3 | 50% | 4 | 100% | 129 min |
Each office's whole area, 2010
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| NWS Fort Worth, TX: tornado warnings | 53 | 9 | 83% | 18 | 72% | 14 min |
| NWS Fort Worth, TX: severe thunderstorm warnings | 252 | 114 | 55% | 290 | 78% | 26 min |
| NWS Fort Worth, TX: flash flood warnings | 85 | 42 | 51% | 94 | 93% | 93 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 6, 3:42 PM CST | Wind Advisory | FWD | 26 hr |
| Jan 6, 9:18 PM CST | Winter Weather Advisory | FWD | 11 hr |
| Jan 7, 4:14 AM CST | Wind Chill Advisory | FWD | 30 hr |
| Jan 7, 5:07 AM CST | Special Weather Statement | FWD | 53 min |
| Jan 7, 6:33 AM CST | Special Weather Statement | FWD | 42 min |
| Jan 16, 11:30 PM CST | Dense Fog Advisory | FWD | 11 hr |
| Jan 20, 3:52 PM CST | Tornado Watch | SPC | 6 hr |
| Jan 20, 4:25 PM CST | Severe Thunderstorm Warning | FWD | 65 min |
| Jan 22, 2:15 PM CST | Wind Advisory | FWD | 4 hr |
| Jan 25, 12:47 PM CST | Red Flag Warning | FWD | 5 hr |
| Jan 28, 2:36 PM CST | Mesoscale Discussion | SPC | 84 min |
| Jan 28, 2:39 PM CST | Severe Thunderstorm Watch | SPC | 4 hr |
| Jan 28, 3:51 PM CST | Areal Flood Advisory | FWD | 114 min |
| Jan 28, 9:49 PM CST | River Flood Warning | FWD | 56 hr |
| Jan 28, 10:00 PM CST | River Flood Warning | FWD | 4 hr |
| Jan 28, 10:35 PM CST | Areal Flood Advisory | FWD | 3 hr |
| Jan 31, 10:05 PM CST | Freezing Fog Advisory | FWD | 11 hr |
| Feb 8, 1:18 PM CST | River Flood Warning | FWD | 45 hr |
| Feb 10, 3:45 PM CST | Winter Weather Advisory | FWD | 38 hr |
| Feb 11, 3:00 AM CST | Winter Storm Warning | FWD | 27 hr |
| Feb 11, 4:21 AM CST | Special Weather Statement | FWD | 69 min |
| Feb 11, 6:51 AM CST | Mesoscale Discussion | SPC | 4 hr |
| Feb 11, 8:30 AM CST | River Flood Warning | FWD | 6 days |
| Feb 11, 12:21 PM CST | Mesoscale Discussion | SPC | 4 hr |
| Feb 11, 11:21 PM CST | Special Weather Statement | FWD | 54 min |
| Feb 12, 2:58 PM CST | Freezing Fog Advisory | FWD | 19 hr |
| Feb 13, 9:37 AM CST | Dense Fog Advisory | FWD | 2 hr |
| Feb 13, 9:40 PM CST | Dense Fog Advisory | FWD | 12 hr |
| Feb 22, 1:39 PM CST | Winter Weather Advisory | FWD | 31 hr |
| Feb 23, 6:38 AM CST | Mesoscale Discussion | SPC | 6 hr |
| Mar 8, 9:28 AM CST | River Flood Warning | FWD | 18 hr |
| Mar 8, 4:14 PM CST | Special Weather Statement | FWD | 31 min |
| Mar 10, 7:44 AM CST | Mesoscale Discussion | SPC | 2 hr |
| Mar 10, 8:08 AM CST | Severe Thunderstorm Watch | SPC | 9 hr |
| Mar 10, 10:09 AM CST | Severe Thunderstorm Warning | FWD | 72 min |
| Mar 10, 11:01 AM CST | Mesoscale Discussion | SPC | 89 min |
| Mar 10, 12:19 PM CST | Special Weather Statement | FWD | 26 min |
| Mar 12, 3:18 AM CST | Red Flag Warning | FWD | 15 hr |
| Mar 12, 1:12 PM CST | Wind Advisory | FWD | 4 hr |
| Mar 19, 3:18 PM CDT | Winter Weather Advisory | FWD | 49 hr |
| Mar 20, 3:56 AM CDT | Wind Advisory | FWD | 18 hr |
| Mar 21, 3:09 AM CDT | Wind Advisory | FWD | 15 hr |
| Mar 21, 7:40 AM CDT | River Flood Warning | FWD | 2 hr |
| Mar 23, 1:30 PM CDT | Red Flag Warning | FWD | 6 hr |
| Mar 24, 3:18 PM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Mar 24, 6:29 PM CDT | Mesoscale Discussion | SPC | 61 min |
| Mar 24, 7:21 PM CDT | Areal Flood Advisory | FWD | 114 min |
| Mar 25, 10:30 AM CDT | River Flood Warning | FWD | 18 hr |
| Mar 27, 4:32 AM CDT | Wind Advisory | FWD | 14 hr |
| Mar 27, 4:33 AM CDT | Red Flag Warning | FWD | 14 hr |
| Apr 2, 7:59 AM CDT | Mesoscale Discussion | SPC | 91 min |
| Apr 2, 9:35 AM CDT | Mesoscale Discussion | SPC | 55 min |
| Apr 6, 1:42 AM CDT | Wind Advisory | FWD | 17 hr |
| Apr 7, 3:03 PM CDT | Special Weather Statement | FWD | 27 min |
| Apr 16, 11:01 AM CDT | Flood Watch | FWD | 47 hr |
| Apr 17, 7:58 PM CDT | Areal Flood Advisory | FWD | 3 hr |
| Apr 23, 7:57 PM CDT | Mesoscale Discussion | SPC | 63 min |
| Apr 23, 11:16 PM CDT | Severe Thunderstorm Watch | SPC | 4 hr |
| Apr 29, 3:54 AM CDT | Wind Advisory | FWD | 20 hr |
| May 1, 4:59 AM CDT | Special Weather Statement | FWD | 31 min |
| May 3, 4:45 PM CDT | Special Weather Statement | FWD | 30 min |
| May 3, 5:15 PM CDT | Special Weather Statement | FWD | 60 min |
| May 10, 3:49 AM CDT | Wind Advisory | FWD | 16 hr |
| May 12, 10:12 AM CDT | Wind Advisory | FWD | 8 hr |
| May 14, 10:45 AM CDT | Flash Flood Watch | FWD | 34 hr |
| May 14, 12:35 PM CDT | Special Weather Statement | FWD | 25 min |
| May 14, 2:00 PM CDT | Areal Flood Advisory | FWD | 3 hr |
| May 17, 3:00 PM CDT | Severe Thunderstorm Warning | FWD | 60 min |
| May 17, 3:24 PM CDT | Areal Flood Advisory | FWD | 2 hr |
| May 17, 3:43 PM CDT | Severe Thunderstorm Warning | FWD | 62 min |
| May 17, 4:14 PM CDT | Flash Flood Warning | FWD | 2 hr |
| May 20, 4:59 AM CDT | Mesoscale Discussion | SPC | 61 min |
| May 20, 11:28 AM CDT | Mesoscale Discussion | SPC | 62 min |
| May 20, 11:57 AM CDT | Tornado Watch | SPC | 8 hr |
| May 20, 12:15 PM CDT | Special Weather Statement | FWD | 30 min |
| May 20, 12:51 PM CDT | Severe Thunderstorm Warning | FWD | 54 min |
| May 20, 1:03 PM CDT | Areal Flood Advisory | FWD | 3 hr |
| May 20, 1:41 PM CDT | Severe Thunderstorm Warning | FWD | 64 min |
| May 20, 2:57 PM CDT | Mesoscale Discussion | SPC | 63 min |
| May 30, 6:43 PM CDT | Severe Thunderstorm Warning | FWD | 32 min |
| May 30, 7:15 PM CDT | Areal Flood Advisory | FWD | 2 hr |
| Jun 8, 3:12 PM CDT | Flash Flood Watch | FWD | 52 hr |
| Jun 15, 1:26 AM CDT | Mesoscale Discussion | SPC | 64 min |
| Jun 15, 1:36 AM CDT | Special Weather Statement | FWD | 24 min |
| Jun 25, 3:19 PM CDT | Special Weather Statement | FWD | 26 min |
| Jun 28, 4:20 PM CDT | Areal Flood Advisory | FWD | 115 min |
| Jun 28, 7:03 PM CDT | Areal Flood Advisory | FWD | 3 hr |
| Jul 3, 4:50 PM CDT | Special Weather Statement | FWD | 55 min |
| Jul 6, 3:13 PM CDT | Flash Flood Watch | FWD | 3 days |
| Jul 6, 4:06 PM CDT | Areal Flood Advisory | FWD | 68 min |
| Jul 7, 7:40 PM CDT | Special Weather Statement | FWD | 35 min |
| Jul 7, 7:42 PM CDT | Special Weather Statement | FWD | 33 min |
| Jul 8, 3:52 PM CDT | Special Weather Statement | FWD | 53 min |
| Jul 9, 2:04 PM CDT | Special Weather Statement | FWD | 26 min |
| Jul 14, 3:40 AM CDT | Heat Advisory | FWD | 5 days |
| Jul 23, 5:26 PM CDT | Areal Flood Advisory | FWD | 94 min |
| Jul 27, 6:25 PM CDT | Areal Flood Advisory | FWD | 95 min |
| Jul 27, 6:32 PM CDT | Special Weather Statement | FWD | 28 min |
| Aug 2, 11:03 AM CDT | Heat Advisory | FWD | 15 days |
| Aug 6, 5:29 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Aug 6, 5:42 PM CDT | Special Weather Statement | FWD | 33 min |
| Aug 15, 1:58 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Aug 15, 5:46 PM CDT | Special Weather Statement | FWD | 29 min |
| Aug 17, 6:13 PM CDT | Special Weather Statement | FWD | 32 min |
| Aug 17, 7:35 PM CDT | Special Weather Statement | FWD | 25 min |
| Aug 19, 3:44 AM CDT | Heat Advisory | FWD | 5 days |
| Aug 19, 1:15 PM CDT | Special Weather Statement | FWD | 30 min |
| Aug 23, 3:32 PM CDT | Severe Thunderstorm Warning | FWD | 58 min |
| Aug 24, 12:56 PM CDT | Mesoscale Discussion | SPC | 94 min |
| Aug 24, 6:32 PM CDT | Special Weather Statement | FWD | 28 min |
| Sep 1, 7:11 PM CDT | Special Weather Statement | FWD | 34 min |
| Sep 6, 3:24 PM CDT | Flash Flood Watch | FWD | 60 hr |
| Sep 7, 8:49 AM CDT | Areal Flood Advisory | FWD | 3 hr |
| Sep 7, 12:12 PM CDT | Tornado Watch | SPC | 8 hr |
| Sep 7, 3:26 PM CDT | Areal Flood Advisory | FWD | 3 hr |
| Sep 7, 6:00 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Sep 7, 11:44 PM CDT | Areal Flood Advisory | FWD | 4 hr |
| Sep 8, 3:08 AM CDT | Areal Flood Advisory | FWD | 3 hr |
| Sep 8, 3:40 AM CDT | River Flood Warning | FWD | 4 days |
| Sep 8, 4:21 AM CDT | River Flood Warning | FWD | 15 hr |
| Sep 8, 5:59 AM CDT | Areal Flood Advisory | FWD | 3 hr |
| Sep 8, 7:01 AM CDT | Flash Flood Warning | FWD | 119 min |
| Sep 8, 8:58 AM CDT | Flash Flood Warning | FWD | 4 hr |
| Sep 8, 10:02 AM CDT | Mesoscale Discussion | SPC | 88 min |
| Sep 8, 10:06 AM CDT | River Flood Warning | FWD | 22 hr |
| Sep 8, 12:20 PM CDT | Severe Thunderstorm Warning | FWD | 55 min |
| Sep 8, 12:22 PM CDT | River Flood Warning | FWD | 45 hr |
| Sep 8, 12:50 PM CDT | Flash Flood Warning | FWD | 3 hr |
| Sep 8, 3:42 PM CDT | Areal Flood Warning | FWD | 4 hr |
| Sep 8, 4:34 PM CDT | Mesoscale Discussion | SPC | 86 min |
| Sep 8, 4:45 PM CDT | River Flood Warning | FWD | 2 hr |
| Sep 8, 5:12 PM CDT | Tornado Warning | FWD | 33 min |
| Sep 8, 5:36 PM CDT | Tornado Watch | SPC | 7 hr |
| Sep 8, 5:41 PM CDT | Tornado Warning | FWD | 49 min |
| Sep 8, 6:01 PM CDT | Tornado Warning | FWD | 44 min |
| Sep 8, 9:52 PM CDT | Mesoscale Discussion | SPC | 113 min |
| Sep 9, 1:19 AM CDT | Special Weather Statement | FWD | 26 min |
| Sep 11, 8:25 PM CDT | Special Weather Statement | FWD | 35 min |
| Sep 17, 4:09 PM CDT | Severe Thunderstorm Warning | FWD | 56 min |
| Sep 17, 4:32 PM CDT | Special Weather Statement | FWD | 28 min |
| Sep 17, 5:21 PM CDT | Special Weather Statement | FWD | 54 min |
| Sep 17, 5:33 PM CDT | Severe Thunderstorm Warning | FWD | 27 min |
| Sep 18, 8:58 PM CDT | Special Weather Statement | FWD | 32 min |
| Sep 25, 5:12 AM CDT | Areal Flood Advisory | FWD | 2 hr |
| Sep 25, 6:47 AM CDT | Flash Flood Warning | FWD | 3 hr |
| Sep 25, 6:54 AM CDT | River Flood Warning | FWD | 2 hr |
| Sep 25, 7:44 PM CDT | River Flood Warning | FWD | 24 hr |
| Oct 11, 2:27 PM CDT | Mesoscale Discussion | SPC | 93 min |
| Oct 23, 11:42 AM CDT | Mesoscale Discussion | SPC | 63 min |
| Oct 23, 12:05 PM CDT | Tornado Watch | SPC | 8 hr |
| Oct 23, 1:06 PM CDT | Tornado Warning | FWD | 39 min |
| Oct 23, 2:39 PM CDT | Special Weather Statement | FWD | 36 min |
| Oct 23, 2:57 PM CDT | Flash Flood Warning | FWD | 3 hr |
| Oct 24, 1:51 PM CDT | Tornado Watch | SPC | 8 hr |
| Oct 25, 3:51 AM CDT | Wind Advisory | FWD | 15 hr |
| Nov 12, 10:59 AM CST | Mesoscale Discussion | SPC | 91 min |
| Nov 12, 12:43 PM CST | Special Weather Statement | FWD | 32 min |
| Nov 12, 12:58 PM CST | Special Weather Statement | FWD | 22 min |
| Nov 12, 1:22 PM CST | Special Weather Statement | FWD | 38 min |
| Nov 24, 11:18 AM CST | Wind Advisory | FWD | 7 hr |
| Nov 25, 2:00 AM CST | Wind Advisory | FWD | 14 hr |
| Nov 25, 3:44 PM CST | Freeze Warning | FWD | 16 hr |
| Nov 29, 4:36 AM CST | Fire Weather Watch | FWD | 10 hr |
| Dec 15, 12:06 PM CST | Wind Advisory | FWD | 6 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 | 11 |
| Tornado Warning | 4 |
| Severe Thunderstorm Watch | 4 |
| Tornado Watch | 6 |
| Mesoscale Discussion | 24 |
| Special Weather Statement | 36 |
| Flooding | |
| Areal Flood Warning | 1 |
| Flash Flood Warning | 6 |
| River Flood Warning | 14 |
| Flash Flood Watch | 4 |
| Flood Watch | 1 |
| Areal Flood Advisory | 19 |
| Winter | |
| Winter Storm Warning | 1 |
| Winter Weather Advisory | 4 |
| Heat | |
| Heat Advisory | 3 |
| Cold | |
| Freeze Warning | 1 |
| Wind Chill Advisory | 1 |
| Wind and dust | |
| Wind Advisory | 14 |
| Fire | |
| Red Flag Warning | 4 |
| Fire Weather Watch | 1 |
| Fog and smoke | |
| Dense Fog Advisory | 3 |
| Freezing Fog Advisory | 2 |
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.