Alert archive / Texas / Brewster County
Weather alerts in Brewster County, Texas, 2025
251 weather alerts in 2025, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
Brewster County and its neighbors
Each county as a circle sized by its count in 2025. Tap one for its archive.
- Alerts
- 251
- Warnings
- 133
- Watches
- 42
- Advisories
- 42
- Busiest month
- March57 alerts
- Busiest day
- October 24, 202512 alerts
Over time
By month
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 4, 3:45 AM CST | Red Flag Warning | MAF | 15 hr |
| Jan 7, 1:47 AM CST | Cold Weather Advisory | MAF | 34 hr |
| Jan 7, 1:23 PM CST | Winter Weather Advisory | MAF | 62 hr |
| Jan 15, 8:14 PM CST | High Wind Watch | MAF | 16 hr |
| Jan 16, 12:32 PM CST | High Wind Warning | MAF | 33 hr |
| Jan 16, 12:32 PM CST | Wind Advisory | MAF | 33 hr |
| Jan 18, 1:34 PM CST | Cold Weather Advisory | MAF | 20 hr |
| Jan 18, 8:47 PM CST | Blowing Dust Advisory | MAF | 3 hr |
| Jan 18, 8:47 PM CST | Wind Advisory | MAF | 3 hr |
| Jan 19, 4:11 AM CST | Extreme Cold Watch | MAF | 23 hr |
| Jan 20, 3:25 AM CST | Cold Weather Advisory | MAF | 31 hr |
| Jan 20, 3:25 AM CST | Extreme Cold Warning | MAF | 31 hr |
| Jan 21, 1:31 PM CST | Cold Weather Advisory | MAF | 19 hr |
| Jan 23, 1:55 PM CST | Cold Weather Advisory | MAF | 19 hr |
| Jan 28, 12:51 PM CST | High Wind Watch | MAF | 24 hr |
| Jan 29, 1:14 PM CST | High Wind Warning | MAF | 32 hr |
| Feb 11, 7:34 PM CST | Blowing Dust Advisory | MAF | 3 hr |
| Feb 13, 2:13 PM CST | High Wind Warning | MAF | 52 hr |
| Feb 14, 12:48 PM CST | Wind Advisory | MAF | 29 hr |
| Feb 17, 1:45 PM CST | Extreme Cold Warning | MAF | 70 hr |
| Feb 18, 1:08 PM CST | Cold Weather Advisory | MAF | 32 hr |
| Feb 20, 1:16 PM CST | Cold Weather Advisory | MAF | 20 hr |
| Mar 1, 12:23 PM CST | High Wind Warning | MAF | 30 hr |
| Mar 1, 12:23 PM CST | Wind Advisory | MAF | 30 hr |
| Mar 1, 2:47 PM CST | Fire Weather Watch | MAF | 11 hr |
| Mar 2, 1:28 AM CST | High Wind Watch | MAF | 12 hr |
| Mar 2, 2:16 AM CST | Fire Weather Watch | MAF | 24 hr |
| Mar 2, 2:16 AM CST | Red Flag Warning | MAF | 16 hr |
| Mar 2, 11:36 AM CST | Blowing Dust Advisory | MAF | 5 hr |
| Mar 2, 1:26 PM CST | High Wind Warning | MAF | 53 hr |
| Mar 2, 1:26 PM CST | Wind Advisory | MAF | 37 hr |
| Mar 3, 1:29 AM CST | High Wind Watch | MAF | 13 hr |
| Mar 3, 2:17 AM CST | Fire Weather Watch | MAF | 11 hr |
| Mar 3, 2:17 AM CST | Red Flag Warning | MAF | 18 hr |
| Mar 3, 12:54 PM CST | Red Flag Warning | MAF | 30 hr |
| Mar 3, 1:05 PM CST | Blowing Dust Advisory | MAF | 7 hr |
| Mar 4, 10:08 AM CST | Blowing Dust Warning | MAF | 5 hr |
| Mar 4, 11:41 AM CST | Dust Storm Warning | MAF | 94 min |
| Mar 5, 2:03 AM CST | Fire Weather Watch | MAF | 11 hr |
| Mar 5, 1:29 PM CST | Red Flag Warning | MAF | 31 hr |
| Mar 6, 1:58 AM CST | Fire Weather Watch | MAF | 13 hr |
| Mar 6, 2:53 PM CST | Red Flag Warning | MAF | 29 hr |
| Mar 7, 2:16 PM CST | Red Flag Warning | MAF | 31 hr |
| Mar 7, 6:01 PM CST | Blowing Dust Advisory | MAF | 3 hr |
| Mar 10, 2:12 PM CDT | Fire Weather Watch | MAF | 25 hr |
| Mar 10, 2:32 PM CDT | High Wind Watch | MAF | 24 hr |
| Mar 11, 2:35 PM CDT | High Wind Warning | MAF | 29 hr |
| Mar 11, 2:35 PM CDT | Wind Advisory | MAF | 29 hr |
| Mar 11, 2:47 PM CDT | Red Flag Warning | MAF | 29 hr |
| Mar 12, 1:33 PM CDT | Dust Storm Warning | MAF | 57 min |
| Mar 12, 2:22 PM CDT | Blowing Dust Advisory | MAF | 5 hr |
| Mar 12, 2:41 PM CDT | Fire Weather Watch | MAF | 12 hr |
| Mar 12, 2:41 PM CDT | Fire Weather Watch | MAF | 23 hr |
| Mar 12, 8:55 PM CDT | High Wind Watch | MAF | 17 hr |
| Mar 13, 1:55 AM CDT | High Wind Warning | MAF | 53 hr |
| Mar 13, 2:50 AM CDT | Red Flag Warning | MAF | 18 hr |
| Mar 13, 1:40 PM CDT | Wind Advisory | MAF | 29 hr |
| Mar 13, 2:03 PM CDT | Red Flag Warning | MAF | 31 hr |
| Mar 14, 2:32 AM CDT | Blowing Dust Advisory | MAF | 18 hr |
| Mar 14, 2:49 PM CDT | Wind Advisory | MAF | 29 hr |
| Mar 16, 2:28 AM CDT | High Wind Watch | MAF | 36 hr |
| Mar 16, 1:17 PM CDT | Fire Weather Watch | MAF | 37 hr |
| Mar 17, 2:27 PM CDT | High Wind Warning | MAF | 37 hr |
| Mar 17, 2:27 PM CDT | Wind Advisory | MAF | 50 hr |
| Mar 18, 1:41 AM CDT | Blowing Dust Advisory | MAF | 23 hr |
| Mar 18, 2:11 AM CDT | Fire Weather Watch | MAF | 24 hr |
| Mar 18, 2:11 AM CDT | Red Flag Warning | MAF | 23 hr |
| Mar 19, 1:47 AM CDT | Red Flag Warning | MAF | 17 hr |
| Mar 26, 6:21 PM CDT | Special Weather Statement | MAF | 39 min |
| Mar 26, 6:38 PM CDT | Severe Thunderstorm Warning | MAF | 52 min |
| Mar 26, 7:30 PM CDT | Special Weather Statement | MAF | 45 min |
| Mar 27, 3:48 PM CDT | Severe Thunderstorm Warning | MAF | 27 min |
| Mar 28, 2:42 AM CDT | Fire Weather Watch | MAF | 11 hr |
| Mar 28, 1:55 PM CDT | Red Flag Warning | MAF | 31 hr |
| Mar 29, 2:57 AM CDT | Fire Weather Watch | MAF | 24 hr |
| Mar 30, 2:57 AM CDT | Red Flag Warning | MAF | 19 hr |
| Mar 31, 3:15 AM CDT | High Wind Watch | MAF | 11 hr |
| Mar 31, 3:25 AM CDT | Red Flag Warning | MAF | 43 hr |
| Mar 31, 1:59 PM CDT | Wind Advisory | MAF | 32 hr |
| Apr 1, 3:24 AM CDT | Blowing Dust Advisory | MAF | 18 hr |
| Apr 2, 3:51 AM CDT | Red Flag Warning | MAF | 18 hr |
| Apr 2, 4:36 AM CDT | Blowing Dust Advisory | MAF | 16 hr |
| Apr 2, 4:36 AM CDT | Wind Advisory | MAF | 16 hr |
| Apr 4, 3:10 PM CDT | Winter Weather Advisory | MAF | 31 hr |
| Apr 4, 3:21 PM CDT | Freeze Watch | MAF | 12 hr |
| Apr 5, 3:03 AM CDT | Freeze Warning | MAF | 31 hr |
| Apr 15, 2:09 PM CDT | Fire Weather Watch | MAF | 25 hr |
| Apr 16, 3:07 PM CDT | Red Flag Warning | MAF | 31 hr |
| Apr 17, 2:17 AM CDT | Fire Weather Watch | MAF | 25 hr |
| Apr 18, 3:19 AM CDT | Fire Weather Watch | MAF | 24 hr |
| Apr 18, 3:19 AM CDT | Red Flag Warning | MAF | 19 hr |
| Apr 18, 4:08 PM CDT | Blowing Dust Warning | MAF | 6 hr |
| Apr 19, 2:28 AM CDT | Wind Advisory | MAF | 22 hr |
| Apr 19, 2:49 AM CDT | Red Flag Warning | MAF | 19 hr |
| Apr 19, 7:03 PM CDT | Dust Storm Warning | MAF | 87 min |
| Apr 19, 8:34 PM CDT | Dust Storm Warning | MAF | 86 min |
| Apr 23, 2:14 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Apr 23, 3:23 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Apr 23, 5:00 PM CDT | Severe Thunderstorm Warning | MAF | 45 min |
| Apr 23, 5:19 PM CDT | Flash Flood Warning | MAF | 3 hr |
| Apr 23, 5:51 PM CDT | Severe Thunderstorm Warning | MAF | 39 min |
| Apr 23, 5:55 PM CDT | Mesoscale Discussion | SPC | 95 min |
| Apr 23, 6:21 PM CDT | Severe Thunderstorm Warning | MAF | 39 min |
| Apr 23, 6:29 PM CDT | Severe Thunderstorm Warning | MAF | 46 min |
| Apr 23, 6:55 PM CDT | Severe Thunderstorm Warning | MAF | 65 min |
| Apr 23, 7:56 PM CDT | Severe Thunderstorm Warning | MAF | 64 min |
| Apr 24, 1:37 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Apr 24, 4:00 PM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Apr 24, 6:56 PM CDT | Mesoscale Discussion | SPC | 94 min |
| Apr 24, 10:00 PM CDT | Severe Thunderstorm Warning | MAF | 45 min |
| Apr 26, 2:15 PM CDT | Red Flag Warning | MAF | 32 hr |
| Apr 28, 4:34 PM CDT | Blowing Dust Warning | MAF | 3 hr |
| May 3, 3:06 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| May 3, 6:42 PM CDT | Severe Thunderstorm Warning | MAF | 48 min |
| May 4, 2:26 AM CDT | Wind Advisory | MAF | 23 hr |
| May 8, 11:32 AM CDT | Mesoscale Discussion | SPC | 118 min |
| May 8, 11:34 AM CDT | Special Weather Statement | MAF | 41 min |
| May 8, 11:47 AM CDT | Severe Thunderstorm Warning | MAF | 58 min |
| May 8, 1:00 PM CDT | Severe Thunderstorm Warning | MAF | 42 min |
| May 8, 1:58 PM CDT | Severe Thunderstorm Warning | MAF | 27 min |
| May 12, 1:03 PM CDT | Heat Advisory | MAF | 31 hr |
| May 14, 1:41 AM CDT | Heat Advisory | MAF | 19 hr |
| May 16, 2:10 PM CDT | Fire Weather Watch | MAF | 25 hr |
| May 17, 2:40 PM CDT | Fire Weather Watch | MAF | 35 hr |
| May 17, 2:40 PM CDT | Red Flag Warning | MAF | 31 hr |
| May 18, 8:20 PM CDT | High Wind Warning | MAF | 26 hr |
| May 18, 8:20 PM CDT | Wind Advisory | MAF | 26 hr |
| May 19, 2:05 AM CDT | Red Flag Warning | MAF | 20 hr |
| May 22, 5:39 PM CDT | Severe Thunderstorm Warning | MAF | 66 min |
| May 23, 5:04 PM CDT | Severe Thunderstorm Warning | MAF | 41 min |
| May 23, 6:05 PM CDT | Severe Thunderstorm Warning | MAF | 40 min |
| May 23, 6:08 PM CDT | Severe Thunderstorm Warning | MAF | 15 min |
| May 23, 6:24 PM CDT | Severe Thunderstorm Warning | MAF | 51 min |
| May 23, 6:45 PM CDT | Severe Thunderstorm Warning | MAF | 45 min |
| May 24, 4:59 PM CDT | Severe Thunderstorm Warning | MAF | 61 min |
| May 24, 5:16 PM CDT | Mesoscale Discussion | SPC | 89 min |
| May 24, 5:33 PM CDT | Severe Thunderstorm Warning | MAF | 42 min |
| May 24, 6:34 PM CDT | Severe Thunderstorm Warning | MAF | 56 min |
| May 27, 2:24 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| May 27, 3:54 PM CDT | Severe Thunderstorm Warning | MAF | 51 min |
| May 27, 3:56 PM CDT | Severe Thunderstorm Warning | MAF | 49 min |
| May 27, 3:58 PM CDT | Severe Thunderstorm Watch | SPC | 9 hr |
| May 27, 4:29 PM CDT | Severe Thunderstorm Warning | MAF | 46 min |
| May 27, 4:43 PM CDT | Severe Thunderstorm Warning | MAF | 47 min |
| May 27, 4:44 PM CDT | Severe Thunderstorm Warning | MAF | 46 min |
| May 27, 4:46 PM CDT | Flash Flood Warning | MAF | 3 hr |
| May 27, 5:14 PM CDT | Severe Thunderstorm Warning | MAF | 24 min |
| May 27, 6:14 PM CDT | Severe Thunderstorm Warning | MAF | 46 min |
| May 27, 7:11 PM CDT | Severe Thunderstorm Warning | MAF | 22 min |
| May 27, 7:41 PM CDT | Mesoscale Discussion | SPC | 64 min |
| May 28, 3:38 PM CDT | Mesoscale Discussion | SPC | 97 min |
| May 29, 8:52 PM CDT | Severe Thunderstorm Warning | MAF | 38 min |
| May 29, 10:00 PM CDT | Flash Flood Warning | MAF | 3 hr |
| May 29, 11:20 PM CDT | Special Weather Statement | MAF | 40 min |
| Jun 2, 3:21 PM CDT | Mesoscale Discussion | SPC | 54 min |
| Jun 4, 3:55 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Jun 4, 5:03 PM CDT | Special Weather Statement | MAF | 42 min |
| Jun 4, 5:07 PM CDT | Special Weather Statement | MAF | 38 min |
| Jun 4, 5:26 PM CDT | Severe Thunderstorm Warning | MAF | 49 min |
| Jun 4, 6:12 PM CDT | Special Weather Statement | MAF | 48 min |
| Jun 4, 7:29 PM CDT | Severe Thunderstorm Warning | MAF | 46 min |
| Jun 4, 8:13 PM CDT | Severe Thunderstorm Warning | MAF | 47 min |
| Jun 4, 8:14 PM CDT | Special Weather Statement | MAF | 46 min |
| Jun 5, 12:56 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Jun 5, 1:28 PM CDT | Severe Thunderstorm Watch | SPC | 9 hr |
| Jun 5, 6:04 PM CDT | Severe Thunderstorm Warning | MAF | 41 min |
| Jun 5, 6:42 PM CDT | Severe Thunderstorm Warning | MAF | 33 min |
| Jun 5, 7:09 PM CDT | Flash Flood Warning | MAF | 8 hr |
| Jun 5, 7:11 PM CDT | Severe Thunderstorm Warning | MAF | 34 min |
| Jun 5, 7:24 PM CDT | Severe Thunderstorm Warning | MAF | 36 min |
| Jun 5, 8:23 PM CDT | Severe Thunderstorm Warning | MAF | 52 min |
| Jun 6, 6:51 AM CDT | River Flood Warning | MAF | 12 hr |
| Jun 6, 1:27 PM CDT | Heat Advisory | MAF | 31 hr |
| Jun 7, 1:34 PM CDT | Heat Advisory | MAF | 31 hr |
| Jun 7, 4:29 PM CDT | Mesoscale Discussion | SPC | 91 min |
| Jun 7, 5:07 PM CDT | Special Weather Statement | MAF | 38 min |
| Jun 7, 5:32 PM CDT | Severe Thunderstorm Warning | MAF | 58 min |
| Jun 7, 6:07 PM CDT | Special Weather Statement | MAF | 38 min |
| Jun 7, 6:27 PM CDT | Severe Thunderstorm Warning | MAF | 8 min |
| Jun 7, 7:00 PM CDT | Special Weather Statement | MAF | 45 min |
| Jun 7, 7:56 PM CDT | Severe Thunderstorm Warning | MAF | 49 min |
| Jun 8, 3:30 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Jun 8, 4:41 PM CDT | Severe Thunderstorm Warning | MAF | 64 min |
| Jun 8, 6:31 PM CDT | Special Weather Statement | MAF | 44 min |
| Jun 8, 7:22 PM CDT | Severe Thunderstorm Warning | MAF | 53 min |
| Jun 8, 8:09 PM CDT | Severe Thunderstorm Warning | MAF | 30 min |
| Jun 8, 9:43 PM CDT | Severe Thunderstorm Warning | MAF | 15 min |
| Jun 10, 1:33 PM CDT | Severe Thunderstorm Warning | MAF | 42 min |
| Jun 10, 1:44 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jun 10, 2:12 PM CDT | Severe Thunderstorm Warning | MAF | 48 min |
| Jun 10, 2:57 PM CDT | Severe Thunderstorm Warning | MAF | 48 min |
| Jun 10, 3:28 PM CDT | Severe Thunderstorm Warning | MAF | 47 min |
| Jun 10, 3:45 PM CDT | Tornado Warning | MAF | 30 min |
| Jun 10, 3:49 PM CDT | Severe Thunderstorm Warning | MAF | 41 min |
| Jun 10, 4:12 PM CDT | Severe Thunderstorm Warning | MAF | 48 min |
| Jun 10, 4:29 PM CDT | Severe Thunderstorm Warning | MAF | 46 min |
| Jun 10, 4:32 PM CDT | Severe Thunderstorm Warning | MAF | 43 min |
| Jun 10, 5:16 PM CDT | Severe Thunderstorm Warning | MAF | 59 min |
| Jun 13, 5:12 PM CDT | Severe Thunderstorm Warning | MAF | 33 min |
| Jun 13, 8:24 PM CDT | Severe Thunderstorm Warning | MAF | 51 min |
| Jun 16, 2:01 PM CDT | Heat Advisory | MAF | 55 hr |
| Jun 22, 1:33 AM CDT | Flood Watch | MAF | 47 hr |
| Jun 22, 7:11 PM CDT | Flash Flood Warning | MAF | 3 hr |
| Jun 24, 2:26 AM CDT | Flood Watch | MAF | 23 hr |
| Jun 25, 1:41 AM CDT | Flood Watch | MAF | 72 hr |
| Jun 29, 1:16 PM CDT | Flood Watch | MAF | 54 hr |
| Jun 29, 5:27 PM CDT | Flash Flood Warning | MAF | 3 hr |
| Jun 29, 6:38 PM CDT | Special Weather Statement | MAF | 37 min |
| Jun 30, 7:01 AM CDT | River Flood Warning | MAF | 15 hr |
| Jun 30, 8:10 AM CDT | River Flood Warning | MAF | 13 hr |
| Jul 2, 3:53 PM CDT | Flash Flood Warning | MAF | 4 hr |
| Jul 2, 10:46 PM CDT | Flash Flood Warning | MAF | 4 hr |
| Jul 3, 12:42 AM CDT | Flood Watch | MAF | 24 hr |
| Jul 3, 6:23 AM CDT | River Flood Warning | MAF | 62 hr |
| Jul 3, 8:38 AM CDT | River Flood Warning | MAF | 3 days |
| Jul 3, 9:25 AM CDT | Flash Flood Warning | MAF | 6 hr |
| Jul 3, 10:01 AM CDT | Flash Flood Warning | MAF | 9 hr |
| Jul 3, 1:20 PM CDT | River Flood Warning | MAF | 55 hr |
| Jul 3, 8:08 PM CDT | Flash Flood Warning | MAF | 3 hr |
| Jul 4, 6:41 PM CDT | Special Weather Statement | MAF | 49 min |
| Jul 11, 2:03 PM CDT | Flood Watch | MAF | 41 hr |
| Jul 21, 5:14 PM CDT | Flash Flood Warning | MAF | 4 hr |
| Jul 22, 4:21 PM CDT | Flash Flood Warning | MAF | 3 hr |
| Jul 25, 9:04 PM CDT | Severe Thunderstorm Warning | MAF | 43 min |
| Jul 25, 9:35 PM CDT | Special Weather Statement | MAF | 40 min |
| Jul 25, 10:08 PM CDT | Special Weather Statement | MAF | 52 min |
| Aug 4, 3:34 PM CDT | Special Weather Statement | MAF | 26 min |
| Aug 5, 12:43 AM CDT | Heat Advisory | MAF | 20 hr |
| Aug 5, 12:06 PM CDT | Heat Advisory | MAF | 33 hr |
| Aug 30, 5:52 PM CDT | Flash Flood Warning | MAF | 3 hr |
| Aug 30, 6:12 PM CDT | Flash Flood Warning | MAF | 3 hr |
| Sep 28, 2:50 AM CDT | Flood Watch | MAF | 19 hr |
| Oct 24, 11:27 AM CDT | Severe Thunderstorm Warning | MAF | 48 min |
| Oct 24, 12:06 PM CDT | Severe Thunderstorm Watch | SPC | 8 hr |
| Oct 24, 2:30 PM CDT | Severe Thunderstorm Warning | MAF | 30 min |
| Oct 24, 2:55 PM CDT | Mesoscale Discussion | SPC | 3 hr |
| Oct 24, 3:00 PM CDT | Severe Thunderstorm Warning | MAF | 45 min |
| Oct 24, 4:01 PM CDT | Severe Thunderstorm Warning | MAF | 44 min |
| Oct 24, 5:10 PM CDT | Severe Thunderstorm Warning | MAF | 35 min |
| Oct 24, 5:29 PM CDT | Severe Thunderstorm Warning | MAF | 46 min |
| Oct 24, 5:45 PM CDT | Severe Thunderstorm Warning | MAF | 45 min |
| Oct 24, 6:25 PM CDT | Special Weather Statement | MAF | 50 min |
| Oct 24, 6:29 PM CDT | Severe Thunderstorm Warning | MAF | 46 min |
| Oct 24, 6:58 PM CDT | Severe Thunderstorm Warning | MAF | 62 min |
| Oct 27, 1:18 PM CDT | Freeze Watch | MAF | 24 hr |
| Oct 28, 1:15 PM CDT | Freeze Warning | MAF | 21 hr |
| Oct 29, 11:58 AM CDT | Freeze Warning | MAF | 21 hr |
| Nov 20, 1:45 PM CST | Dust Storm Advisory | MAF | 60 min |
| Nov 20, 2:19 PM CST | Dust Storm Advisory | MAF | 86 min |
| Nov 28, 11:51 AM CST | Freeze Watch | MAF | 24 hr |
| Nov 29, 11:30 AM CST | Freeze Warning | MAF | 22 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 archive20242026
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. Rebuilt daily.