Alert archive / Georgia / Seminole County
Weather alerts in Seminole County, Georgia, 2022
151 weather alerts in 2022, 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 2022. Tap one for its archive.
- Alerts
- 151
- Warnings
- 23
- Watches
- 19
- Advisories
- 46
- Busiest month
- March28 alerts
- Busiest day
- January 2, 20227 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 1 tornado warnings covering Seminole County in 2022 had a tornado report inside them.
Seminole County, 2022
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| Tornado warnings | 1 | 0 | 100% | 0 | ||
| Severe thunderstorm warnings | 15 | 11 | 27% | 3 | 100% | 33 min |
| Flash flood warnings | 0 | 0 |
Each office's whole area, 2022
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| NWS Tallahassee, FL: tornado warnings | 79 | 31 | 61% | 51 | 80% | 14 min |
| NWS Tallahassee, FL: severe thunderstorm warnings | 317 | 202 | 36% | 451 | 87% | 28 min |
| NWS Tallahassee, FL: flash flood warnings | 57 | 34 | 40% | 75 | 89% | 70 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, Eastern Time. Each opens its own page with the text, the map, the radar and the sounding.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Jan 2, 2:36 AM EST | Wind Advisory | TAE | 31 hr |
| Jan 2, 1:53 PM EST | Mesoscale Discussion | SPC | 2 hr |
| Jan 2, 2:17 PM EST | Tornado Watch | SPC | 9 hr |
| Jan 2, 3:26 PM EST | Severe Thunderstorm Warning | TAE | 64 min |
| Jan 2, 3:48 PM EST | Mesoscale Discussion | SPC | 117 min |
| Jan 2, 4:00 PM EST | Severe Thunderstorm Warning | TAE | 75 min |
| Jan 2, 6:59 PM EST | Areal Flood Advisory | TAE | 3 hr |
| Jan 9, 5:56 PM EST | Mesoscale Discussion | SPC | 2 hr |
| Jan 15, 3:22 AM EST | Wind Advisory | TAE | 46 hr |
| Jan 28, 4:02 AM EST | Hard Freeze Watch | TAE | 23 hr |
| Jan 28, 4:07 AM EST | Wind Chill Advisory | TAE | 31 hr |
| Jan 29, 2:49 AM EST | Hard Freeze Warning | TAE | 29 hr |
| Feb 6, 10:19 AM EST | River Flood Warning | TAE | 11 hr |
| Feb 22, 12:27 AM EST | Dense Fog Advisory | TAE | 10 hr |
| Feb 22, 8:32 PM EST | Dense Fog Advisory | TAE | 14 hr |
| Feb 23, 2:52 PM EST | Dense Fog Advisory | TAE | 20 hr |
| Feb 24, 2:58 PM EST | Dense Fog Advisory | TAE | 21 hr |
| Mar 5, 4:15 AM EST | Red Flag Warning | TAE | 17 hr |
| Mar 7, 8:49 PM EST | Dense Fog Advisory | TAE | 16 hr |
| Mar 9, 5:47 AM EST | Mesoscale Discussion | SPC | 118 min |
| Mar 9, 6:18 AM EST | Tornado Watch | SPC | 7 hr |
| Mar 9, 7:19 AM EST | Special Weather Statement | TAE | 26 min |
| Mar 9, 8:15 AM EST | Mesoscale Discussion | SPC | 2 hr |
| Mar 10, 2:05 PM EST | Flood Watch | TAE | 40 hr |
| Mar 11, 1:22 AM EST | Freeze Watch | TAE | 25 hr |
| Mar 11, 1:22 AM EST | Wind Advisory | TAE | 42 hr |
| Mar 11, 10:11 PM EST | Mesoscale Discussion | SPC | 64 min |
| Mar 11, 11:06 PM EST | Tornado Watch | SPC | 7 hr |
| Mar 12, 2:14 AM EST | Freeze Warning | TAE | 31 hr |
| Mar 12, 3:48 AM EST | Special Weather Statement | TAE | 27 min |
| Mar 13, 9:21 PM EDT | Frost Advisory | TAE | 12 hr |
| Mar 17, 8:06 AM EDT | Dense Fog Advisory | TAE | 105 min |
| Mar 18, 2:33 AM EDT | Dense Fog Advisory | TAE | 7 hr |
| Mar 18, 11:34 AM EDT | Mesoscale Discussion | SPC | 86 min |
| Mar 18, 11:53 AM EDT | Tornado Watch | SPC | 8 hr |
| Mar 18, 1:53 PM EDT | Severe Thunderstorm Warning | TAE | 97 min |
| Mar 18, 2:09 PM EDT | Tornado Warning | TAE | 17 min |
| Mar 18, 6:17 PM EDT | Mesoscale Discussion | SPC | 88 min |
| Mar 23, 5:32 AM EDT | Mesoscale Discussion | SPC | 88 min |
| Mar 23, 8:54 AM EDT | Special Weather Statement | TAE | 51 min |
| Mar 29, 4:00 PM EDT | Wind Advisory | TAE | 48 hr |
| Mar 31, 12:26 AM EDT | Tornado Watch | SPC | 6 hr |
| Mar 31, 4:54 AM EDT | Mesoscale Discussion | SPC | 2 hr |
| Mar 31, 6:22 AM EDT | Severe Thunderstorm Warning | TAE | 83 min |
| Mar 31, 6:40 AM EDT | Tornado Watch | SPC | 9 hr |
| Apr 5, 2:21 AM EDT | Flood Watch | TAE | 49 hr |
| Apr 5, 11:15 AM EDT | Mesoscale Discussion | SPC | 2 hr |
| Apr 5, 12:03 PM EDT | Tornado Watch | SPC | 7 hr |
| Apr 5, 1:22 PM EDT | Mesoscale Discussion | SPC | 83 min |
| Apr 5, 3:07 PM EDT | Severe Thunderstorm Warning | TAE | 53 min |
| Apr 5, 3:30 PM EDT | Mesoscale Discussion | SPC | 90 min |
| Apr 5, 3:43 PM EDT | Severe Thunderstorm Warning | TAE | 62 min |
| Apr 6, 12:58 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Apr 9, 10:23 AM EDT | Wind Advisory | TAE | 10 hr |
| Apr 14, 12:37 AM EDT | Mesoscale Discussion | SPC | 53 min |
| Apr 16, 9:43 PM EDT | Special Weather Statement | TAE | 47 min |
| Apr 16, 10:24 PM EDT | Special Weather Statement | TAE | 66 min |
| Apr 17, 4:10 AM EDT | Dense Fog Advisory | TAE | 6 hr |
| Apr 17, 6:00 PM EDT | Severe Thunderstorm Warning | TAE | 30 min |
| Apr 17, 6:03 PM EDT | Mesoscale Discussion | SPC | 117 min |
| Apr 17, 6:21 PM EDT | Severe Thunderstorm Warning | TAE | 69 min |
| Apr 18, 3:08 AM EDT | Special Weather Statement | TAE | 52 min |
| Apr 26, 6:50 PM EDT | Special Weather Statement | TAE | 40 min |
| May 2, 4:52 AM EDT | Dense Fog Advisory | TAE | 5 hr |
| May 3, 8:42 PM EDT | Dense Fog Advisory | TAE | 13 hr |
| May 6, 6:42 AM EDT | Mesoscale Discussion | SPC | 93 min |
| May 6, 11:39 AM EDT | Mesoscale Discussion | SPC | 2 hr |
| May 6, 12:57 PM EDT | Tornado Watch | SPC | 7 hr |
| May 6, 1:15 PM EDT | Special Weather Statement | TAE | 45 min |
| May 6, 3:22 PM EDT | Mesoscale Discussion | SPC | 113 min |
| May 22, 11:48 AM EDT | Mesoscale Discussion | SPC | 117 min |
| May 22, 6:44 PM EDT | Special Weather Statement | TAE | 46 min |
| May 23, 6:54 AM EDT | Mesoscale Discussion | SPC | 2 hr |
| May 23, 2:19 PM EDT | Special Weather Statement | TAE | 41 min |
| May 23, 2:29 PM EDT | Mesoscale Discussion | SPC | 61 min |
| May 23, 3:04 PM EDT | Special Weather Statement | TAE | 41 min |
| May 23, 3:48 PM EDT | Severe Thunderstorm Warning | TAE | 42 min |
| May 25, 11:51 AM EDT | Mesoscale Discussion | SPC | 84 min |
| May 31, 9:21 PM EDT | Special Weather Statement | TAE | 39 min |
| Jun 3, 7:36 PM EDT | Special Weather Statement | TAE | 24 min |
| Jun 9, 2:21 PM EDT | Mesoscale Discussion | SPC | 114 min |
| Jun 9, 3:31 PM EDT | Special Weather Statement | TAE | 44 min |
| Jun 10, 6:59 PM EDT | Special Weather Statement | TAE | 31 min |
| Jun 10, 7:08 PM EDT | Severe Thunderstorm Warning | TAE | 23 min |
| Jun 13, 4:03 PM EDT | Heat Advisory | TAE | 28 hr |
| Jun 14, 12:17 PM EDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Jun 14, 3:17 PM EDT | Heat Advisory | TAE | 29 hr |
| Jun 14, 3:53 PM EDT | Mesoscale Discussion | SPC | 97 min |
| Jun 14, 4:53 PM EDT | Severe Thunderstorm Warning | TAE | 52 min |
| Jun 14, 5:39 PM EDT | Severe Thunderstorm Warning | TAE | 66 min |
| Jun 15, 3:09 PM EDT | Heat Advisory | TAE | 29 hr |
| Jun 16, 2:54 PM EDT | Heat Advisory | TAE | 29 hr |
| Jun 16, 9:04 PM EDT | Special Weather Statement | TAE | 26 min |
| Jun 16, 9:25 PM EDT | Special Weather Statement | TAE | 35 min |
| Jun 16, 9:57 PM EDT | Special Weather Statement | TAE | 33 min |
| Jun 16, 10:51 PM EDT | Special Weather Statement | TAE | 24 min |
| Jun 17, 4:00 PM EDT | Heat Advisory | TAE | 28 hr |
| Jun 22, 4:26 PM EDT | Heat Advisory | TAE | 28 hr |
| Jun 23, 2:40 PM EDT | Heat Advisory | TAE | 30 hr |
| Jun 25, 4:44 PM EDT | Mesoscale Discussion | SPC | 61 min |
| Jul 19, 2:14 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Jul 19, 6:34 PM EDT | Special Weather Statement | TAE | 41 min |
| Jul 20, 1:21 PM EDT | Special Weather Statement | TAE | 54 min |
| Jul 23, 5:45 PM EDT | Special Weather Statement | TAE | 30 min |
| Aug 2, 4:19 PM EDT | Special Weather Statement | TAE | 41 min |
| Aug 2, 4:52 PM EDT | Special Weather Statement | TAE | 23 min |
| Aug 2, 5:15 PM EDT | Special Weather Statement | TAE | 45 min |
| Aug 4, 3:22 PM EDT | Special Weather Statement | TAE | 23 min |
| Aug 4, 3:46 PM EDT | Special Weather Statement | TAE | 29 min |
| Aug 6, 3:10 PM EDT | Areal Flood Advisory | TAE | 2 hr |
| Aug 7, 4:18 PM EDT | Special Weather Statement | TAE | 57 min |
| Aug 7, 4:33 PM EDT | Areal Flood Advisory | TAE | 3 hr |
| Aug 8, 4:48 PM EDT | Special Weather Statement | TAE | 42 min |
| Aug 13, 8:29 PM EDT | Areal Flood Advisory | TAE | 2 hr |
| Aug 27, 5:11 PM EDT | Areal Flood Advisory | TAE | 107 min |
| Sep 4, 4:54 PM EDT | Areal Flood Advisory | TAE | 2 hr |
| Sep 22, 10:42 PM EDT | Special Weather Statement | TAE | 33 min |
| Oct 11, 5:54 AM EDT | Dense Fog Advisory | TAE | 4 hr |
| Oct 12, 4:31 PM EDT | Special Weather Statement | TAE | 29 min |
| Oct 12, 4:56 PM EDT | Special Weather Statement | TAE | 34 min |
| Oct 13, 4:42 AM EDT | Dense Fog Advisory | TAE | 4 hr |
| Oct 16, 5:54 PM EDT | Dense Fog Advisory | TAE | 16 hr |
| Oct 17, 10:05 AM EDT | Dense Fog Advisory | TAE | 55 min |
| Oct 18, 3:19 PM EDT | Freeze Watch | TAE | 12 hr |
| Oct 19, 3:18 AM EDT | Frost Advisory | TAE | 30 hr |
| Nov 9, 4:01 AM EST | Tropical Storm Warning | TAE | 42 hr |
| Nov 16, 2:57 PM EST | Freeze Watch | TAE | 11 hr |
| Nov 17, 2:08 AM EST | Freeze Warning | TAE | 31 hr |
| Nov 30, 5:20 AM EST | Mesoscale Discussion | SPC | 115 min |
| Nov 30, 5:34 AM EST | Tornado Watch | SPC | 6 hr |
| Nov 30, 7:45 AM EST | Severe Thunderstorm Warning | TAE | 60 min |
| Nov 30, 8:16 AM EST | Mesoscale Discussion | SPC | 119 min |
| Nov 30, 8:44 AM EST | Severe Thunderstorm Warning | TAE | 61 min |
| Dec 4, 9:23 PM EST | Dense Fog Advisory | TAE | 12 hr |
| Dec 5, 7:42 PM EST | Dense Fog Advisory | TAE | 14 hr |
| Dec 6, 2:29 PM EST | Dense Fog Advisory | TAE | 21 hr |
| Dec 7, 1:30 PM EST | Dense Fog Advisory | TAE | 23 hr |
| Dec 8, 1:46 PM EST | Dense Fog Advisory | TAE | 20 hr |
| Dec 9, 8:58 PM EST | Dense Fog Advisory | TAE | 13 hr |
| Dec 10, 10:04 AM EST | Dense Fog Advisory | TAE | 49 min |
| Dec 10, 6:48 PM EST | Dense Fog Advisory | TAE | 15 hr |
| Dec 14, 6:57 PM EST | Tornado Watch | SPC | 7 hr |
| Dec 14, 8:03 PM EST | Mesoscale Discussion | SPC | 117 min |
| Dec 14, 8:22 PM EST | Severe Thunderstorm Warning | TAE | 23 min |
| Dec 15, 12:28 AM EST | Mesoscale Discussion | SPC | 2 hr |
| Dec 15, 2:02 AM EST | Tornado Watch | SPC | 7 hr |
| Dec 21, 3:50 AM EST | Hard Freeze Watch | TAE | 35 hr |
| Dec 22, 3:14 AM EST | Wind Chill Advisory | TAE | 58 hr |
| Dec 22, 2:33 PM EST | Hard Freeze Warning | TAE | 4 days |
| Dec 22, 2:33 PM EST | Wind Advisory | TAE | 25 hr |
| Dec 30, 6:01 AM EST | Dense Fog Advisory | TAE | 3 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 | 15 |
| Tornado Warning | 1 |
| Severe Thunderstorm Watch | 1 |
| Tornado Watch | 11 |
| Mesoscale Discussion | 31 |
| Special Weather Statement | 32 |
| Flooding | |
| River Flood Warning | 1 |
| Flood Watch | 2 |
| Areal Flood Advisory | 6 |
| Heat | |
| Heat Advisory | 7 |
| Cold | |
| Freeze Warning | 2 |
| Hard Freeze Warning | 2 |
| Freeze Watch | 3 |
| Hard Freeze Watch | 2 |
| Frost Advisory | 2 |
| Wind Chill Advisory | 2 |
| Wind and dust | |
| Wind Advisory | 6 |
| Fire | |
| Red Flag Warning | 1 |
| Fog and smoke | |
| Dense Fog Advisory | 23 |
| Tropical | |
| Tropical Storm Warning | 1 |
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordForecastThe radar archive20212023
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.