Alert archive / Florida / Seminole County
Weather alerts in Seminole County, Florida, 2021
124 weather alerts in 2021, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
Seminole County and its neighbors
Each county as a circle sized by its count in 2021. Tap one for its archive.
- Alerts
- 124
- Warnings
- 18
- Watches
- 9
- Advisories
- 29
- Busiest month
- April23 alerts
- Busiest day
- April 11, 20219 alerts
Over time
By month
The alerts
Every alert, in the order issued. Times are local, Eastern Time. Each opens its own page with the text, the map, the radar and the sounding.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Jan 27, 2:59 AM EST | Dense Fog Advisory | MLB | 6 hr |
| Jan 27, 2:28 PM EST | Fire Weather Watch | MLB | 23 hr |
| Feb 1, 2:55 AM EST | Wind Chill Advisory | MLB | 30 hr |
| Feb 1, 6:57 PM EST | Red Flag Warning | MLB | 23 hr |
| Feb 2, 1:25 PM EST | Wind Chill Advisory | MLB | 20 hr |
| Feb 3, 3:53 AM EST | Freeze Warning | MLB | 28 hr |
| Feb 6, 3:49 PM EST | Mesoscale Discussion | SPC | 86 min |
| Feb 6, 3:51 PM EST | Tornado Warning | MLB | 24 min |
| Feb 6, 4:21 PM EST | Tornado Watch | SPC | 6 hr |
| Feb 6, 7:41 PM EST | Mesoscale Discussion | SPC | 2 hr |
| Feb 6, 9:48 PM EST | Mesoscale Discussion | SPC | 87 min |
| Feb 6, 10:58 PM EST | Tornado Watch | SPC | 8 hr |
| Feb 7, 2:13 AM EST | Mesoscale Discussion | SPC | 2 hr |
| Feb 7, 5:39 AM EST | Special Weather Statement | MLB | 66 min |
| Feb 7, 6:28 AM EST | Mesoscale Discussion | SPC | 2 hr |
| Feb 9, 1:58 AM EST | Dense Fog Advisory | MLB | 8 hr |
| Feb 10, 3:32 AM EST | Dense Fog Advisory | MLB | 6 hr |
| Feb 13, 9:53 AM EST | Special Weather Statement | MLB | 52 min |
| Feb 13, 9:58 AM EST | Mesoscale Discussion | SPC | 92 min |
| Feb 14, 1:20 PM EST | Mesoscale Discussion | SPC | 115 min |
| Feb 14, 5:16 PM EST | Special Weather Statement | MLB | 29 min |
| Feb 15, 6:31 PM EST | Severe Thunderstorm Warning | MLB | 34 min |
| Feb 15, 6:32 PM EST | Mesoscale Discussion | SPC | 118 min |
| Feb 19, 1:00 PM EST | Mesoscale Discussion | SPC | 2 hr |
| Mar 17, 5:29 AM EDT | Fire Weather Watch | MLB | 22 hr |
| Mar 18, 3:03 AM EDT | Red Flag Warning | MLB | 16 hr |
| Mar 25, 6:29 AM EDT | Dense Fog Advisory | MLB | 3 hr |
| Apr 2, 3:08 AM EDT | Red Flag Warning | MLB | 17 hr |
| Apr 9, 3:42 AM EDT | Fire Weather Watch | MLB | 24 hr |
| Apr 10, 4:08 AM EDT | Red Flag Warning | MLB | 15 hr |
| Apr 10, 5:56 PM EDT | Special Weather Statement | MLB | 64 min |
| Apr 11, 5:27 AM EDT | Mesoscale Discussion | SPC | 3 hr |
| Apr 11, 8:15 AM EDT | Severe Thunderstorm Watch | SPC | 8 hr |
| Apr 11, 10:35 AM EDT | Severe Thunderstorm Warning | MLB | 23 min |
| Apr 11, 10:54 AM EDT | Mesoscale Discussion | SPC | 2 hr |
| Apr 11, 10:56 AM EDT | Severe Thunderstorm Warning | MLB | 30 min |
| Apr 11, 11:05 AM EDT | Special Weather Statement | MLB | 10 min |
| Apr 11, 11:31 AM EDT | Special Weather Statement | MLB | 44 min |
| Apr 11, 12:08 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Apr 11, 1:04 PM EDT | Special Weather Statement | MLB | 41 min |
| Apr 16, 4:08 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Apr 18, 1:16 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Apr 18, 9:35 PM EDT | Mesoscale Discussion | SPC | 85 min |
| Apr 20, 7:46 AM EDT | Severe Thunderstorm Warning | MLB | 29 min |
| Apr 20, 8:13 AM EDT | Special Weather Statement | MLB | 32 min |
| Apr 20, 8:32 AM EDT | Mesoscale Discussion | SPC | 58 min |
| Apr 20, 8:48 AM EDT | Special Weather Statement | MLB | 27 min |
| Apr 25, 8:39 AM EDT | Severe Thunderstorm Warning | MLB | 36 min |
| Apr 25, 9:28 AM EDT | Special Weather Statement | MLB | 32 min |
| Apr 25, 9:44 AM EDT | Severe Thunderstorm Warning | MLB | 46 min |
| May 3, 6:22 PM EDT | Special Weather Statement | MLB | 38 min |
| May 3, 7:05 PM EDT | Special Weather Statement | MLB | 25 min |
| May 3, 7:26 PM EDT | Special Weather Statement | MLB | 64 min |
| May 5, 6:34 PM EDT | Special Weather Statement | MLB | 56 min |
| May 5, 7:23 PM EDT | Special Weather Statement | MLB | 52 min |
| May 6, 12:05 PM EDT | Mesoscale Discussion | SPC | 115 min |
| May 6, 2:42 PM EDT | Special Weather Statement | MLB | 48 min |
| May 11, 4:53 PM EDT | Special Weather Statement | MLB | 52 min |
| May 11, 5:18 PM EDT | Special Weather Statement | MLB | 27 min |
| May 30, 12:35 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Jun 4, 3:26 PM EDT | Areal Flood Advisory | MLB | 109 min |
| Jun 13, 1:36 PM EDT | Special Weather Statement | MLB | 54 min |
| Jun 13, 1:36 PM EDT | Mesoscale Discussion | SPC | 114 min |
| Jun 13, 5:18 PM EDT | Special Weather Statement | MLB | 42 min |
| Jun 14, 5:19 PM EDT | Special Weather Statement | MLB | 26 min |
| Jun 16, 2:29 PM EDT | Special Weather Statement | MLB | 61 min |
| Jun 16, 2:43 PM EDT | Special Weather Statement | MLB | 47 min |
| Jun 22, 4:04 PM EDT | Special Weather Statement | MLB | 41 min |
| Jun 22, 4:09 PM EDT | Severe Thunderstorm Warning | MLB | 17 min |
| Jun 22, 4:33 PM EDT | Special Weather Statement | MLB | 42 min |
| Jun 23, 5:42 PM EDT | Areal Flood Advisory | MLB | 2 hr |
| Jun 23, 7:45 PM EDT | Areal Flood Advisory | MLB | 90 min |
| Jul 6, 2:43 AM EDT | Flood Watch | MLB | 37 hr |
| Jul 6, 10:37 PM EDT | Tornado Watch | SPC | 9 hr |
| Jul 9, 5:06 PM EDT | Special Weather Statement | MLB | 39 min |
| Jul 12, 6:49 PM EDT | Special Weather Statement | MLB | 41 min |
| Jul 20, 7:31 PM EDT | Areal Flood Advisory | MLB | 89 min |
| Jul 20, 7:42 PM EDT | Special Weather Statement | MLB | 48 min |
| Jul 20, 7:55 PM EDT | Areal Flood Advisory | MLB | 95 min |
| Jul 20, 8:12 PM EDT | Areal Flood Warning | MLB | 93 min |
| Jul 22, 5:50 PM EDT | Special Weather Statement | MLB | 40 min |
| Jul 23, 1:54 PM EDT | Special Weather Statement | MLB | 51 min |
| Jul 27, 5:31 PM EDT | Areal Flood Advisory | MLB | 119 min |
| Aug 2, 12:40 PM EDT | Special Weather Statement | MLB | 50 min |
| Aug 3, 7:38 PM EDT | Special Weather Statement | MLB | 22 min |
| Aug 6, 7:31 PM EDT | Special Weather Statement | MLB | 59 min |
| Aug 6, 7:39 PM EDT | Areal Flood Advisory | MLB | 2 hr |
| Aug 20, 3:18 PM EDT | Special Weather Statement | MLB | 42 min |
| Aug 20, 3:49 PM EDT | Special Weather Statement | MLB | 41 min |
| Aug 24, 6:44 PM EDT | Special Weather Statement | MLB | 31 min |
| Aug 24, 6:54 PM EDT | Special Weather Statement | MLB | 36 min |
| Aug 24, 7:16 PM EDT | Special Weather Statement | MLB | 29 min |
| Aug 24, 7:22 PM EDT | Areal Flood Advisory | MLB | 83 min |
| Aug 26, 1:04 AM EDT | Special Weather Statement | MLB | 41 min |
| Sep 2, 6:24 PM EDT | Special Weather Statement | MLB | 51 min |
| Sep 2, 7:12 PM EDT | Special Weather Statement | MLB | 48 min |
| Sep 5, 8:27 PM EDT | Areal Flood Advisory | MLB | 93 min |
| Sep 7, 5:13 PM EDT | Special Weather Statement | MLB | 62 min |
| Sep 8, 4:12 PM EDT | Special Weather Statement | MLB | 33 min |
| Sep 8, 7:58 PM EDT | Special Weather Statement | MLB | 32 min |
| Sep 16, 6:38 PM EDT | Areal Flood Advisory | MLB | 67 min |
| Sep 17, 4:02 PM EDT | Areal Flood Advisory | MLB | 88 min |
| Sep 17, 5:51 PM EDT | Areal Flood Advisory | MLB | 114 min |
| Sep 18, 6:08 PM EDT | Areal Flood Advisory | MLB | 112 min |
| Sep 18, 6:55 PM EDT | Areal Flood Advisory | MLB | 110 min |
| Sep 19, 5:19 PM EDT | Areal Flood Advisory | MLB | 116 min |
| Sep 19, 5:39 PM EDT | Areal Flood Warning | MLB | 28 min |
| Sep 19, 6:07 PM EDT | Flash Flood Warning | MLB | 2 hr |
| Sep 19, 8:29 PM EDT | Areal Flood Warning | MLB | 4 hr |
| Sep 21, 5:25 PM EDT | Areal Flood Advisory | MLB | 80 min |
| Oct 8, 3:53 PM EDT | Areal Flood Advisory | MLB | 112 min |
| Oct 8, 4:18 PM EDT | Special Weather Statement | MLB | 27 min |
| Oct 25, 1:34 PM EDT | Special Weather Statement | MLB | 41 min |
| Oct 28, 9:00 AM EDT | Tornado Watch | SPC | 10 hr |
| Oct 28, 11:13 AM EDT | Special Weather Statement | MLB | 47 min |
| Oct 28, 11:51 AM EDT | Mesoscale Discussion | SPC | 114 min |
| Oct 28, 2:19 PM EDT | Severe Thunderstorm Warning | MLB | 41 min |
| Oct 28, 3:52 PM EDT | Special Weather Statement | MLB | 53 min |
| Nov 13, 1:42 AM EST | Dense Fog Advisory | MLB | 7 hr |
| Dec 7, 1:12 AM EST | Dense Fog Advisory | MLB | 9 hr |
| Dec 8, 12:19 AM EST | Dense Fog Advisory | MLB | 9 hr |
| Dec 10, 2:32 AM EST | Dense Fog Advisory | MLB | 6 hr |
| Dec 30, 3:51 AM EST | Dense Fog Advisory | MLB | 6 hr |
| Dec 31, 12:23 AM EST | Dense Fog Advisory | MLB | 10 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 | 8 |
| Tornado Warning | 1 |
| Severe Thunderstorm Watch | 1 |
| Tornado Watch | 4 |
| Mesoscale Discussion | 20 |
| Special Weather Statement | 48 |
| Flooding | |
| Areal Flood Warning | 3 |
| Flash Flood Warning | 1 |
| Flood Watch | 1 |
| Areal Flood Advisory | 17 |
| Cold | |
| Freeze Warning | 1 |
| Wind Chill Advisory | 2 |
| Fire | |
| Red Flag Warning | 4 |
| Fire Weather Watch | 3 |
| Fog and smoke | |
| Dense Fog Advisory | 10 |
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordForecastThe radar archive20202022
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.