Alert archive / Florida / Polk County
Weather alerts in Polk County, Florida, 2024
151 weather alerts in 2024, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
Polk County and its neighbors
Each county as a circle sized by its count in 2024. Tap one for its archive.
- Alerts
- 151
- Warnings
- 36
- Watches
- 16
- Advisories
- 42
- Busiest month
- August33 alerts
- Busiest day
- October 9, 202417 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 19 tornado warnings covering Polk County in 2024 had a tornado report inside them; 1 of 2 tornado reports fell inside a warning, on average 22 minutes after it went out.
Polk County, 2024
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| Tornado warnings | 19 | 3 | 84% | 2 | 50% | 22 min |
| Severe thunderstorm warnings | 7 | 2 | 71% | 3 | 67% | 13 min |
| Flash flood warnings | 6 | 1 | 83% | 1 | 100% | 253 min |
Each office's whole area, 2024
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| NWS Tampa Bay, FL: tornado warnings | 75 | 11 | 85% | 15 | 80% | 17 min |
| NWS Tampa Bay, FL: severe thunderstorm warnings | 38 | 7 | 82% | 27 | 52% | 15 min |
| NWS Tampa Bay, FL: flash flood warnings | 20 | 5 | 75% | 16 | 88% | 213 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 8, 3:00 PM EST | Wind Advisory | TBW | 28 hr |
| Jan 9, 12:42 PM EST | Mesoscale Discussion | SPC | 2 hr |
| Jan 9, 1:15 PM EST | Tornado Watch | SPC | 7 hr |
| Jan 9, 5:28 PM EST | Severe Thunderstorm Warning | TBW | 47 min |
| Jan 9, 6:15 PM EST | Severe Thunderstorm Warning | TBW | 45 min |
| Jan 13, 5:11 AM EST | Special Weather Statement | TBW | 34 min |
| Jan 15, 9:53 AM EST | Dense Fog Advisory | TBW | 22 hr |
| Jan 16, 9:08 AM EST | Wind Chill Advisory | TBW | 24 hr |
| Jan 16, 11:17 AM EST | Mesoscale Discussion | SPC | 118 min |
| Jan 20, 2:23 AM EST | Wind Chill Advisory | TBW | 31 hr |
| Feb 3, 4:25 AM EST | Dense Fog Advisory | TBW | 6 hr |
| Mar 3, 1:06 PM EST | Mesoscale Discussion | SPC | 2 hr |
| Mar 3, 1:56 PM EST | Special Weather Statement | TBW | 34 min |
| Mar 3, 2:05 PM EST | Special Weather Statement | MLB | 25 min |
| Mar 3, 3:14 PM EST | Special Weather Statement | TBW | 46 min |
| Mar 5, 9:45 PM EST | Special Weather Statement | TBW | 30 min |
| Mar 6, 12:00 AM EST | Special Weather Statement | TBW | 60 min |
| Mar 17, 4:29 AM EDT | Dense Fog Advisory | TBW | 5 hr |
| Mar 18, 5:51 AM EDT | Dense Fog Advisory | TBW | 116 min |
| Mar 18, 1:55 PM EDT | Mesoscale Discussion | SPC | 3 hr |
| Apr 2, 3:45 PM EDT | Wind Advisory | TBW | 25 hr |
| Apr 3, 2:52 PM EDT | Special Weather Statement | TBW | 53 min |
| Apr 3, 3:22 PM EDT | Mesoscale Discussion | SPC | 83 min |
| Apr 3, 3:50 PM EDT | Special Weather Statement | TBW | 55 min |
| Apr 3, 4:41 PM EDT | Special Weather Statement | TBW | 79 min |
| Apr 10, 1:05 PM EDT | Wind Advisory | TBW | 31 hr |
| Apr 11, 7:32 AM EDT | Tornado Watch | SPC | 7 hr |
| Apr 11, 12:30 PM EDT | Severe Thunderstorm Warning | TBW | 45 min |
| Apr 11, 1:16 PM EDT | Severe Thunderstorm Warning | TBW | 44 min |
| Apr 11, 1:54 PM EDT | Mesoscale Discussion | SPC | 96 min |
| Apr 11, 1:58 PM EDT | Special Weather Statement | TBW | 62 min |
| May 13, 4:04 PM EDT | Mesoscale Discussion | SPC | 86 min |
| May 13, 4:11 PM EDT | Special Weather Statement | TBW | 49 min |
| May 13, 4:19 PM EDT | Severe Thunderstorm Warning | TBW | 41 min |
| May 13, 4:39 PM EDT | Special Weather Statement | MLB | 36 min |
| May 13, 5:12 PM EDT | Special Weather Statement | TBW | 33 min |
| May 13, 5:21 PM EDT | Severe Thunderstorm Warning | TBW | 24 min |
| May 14, 8:43 AM EDT | Mesoscale Discussion | SPC | 92 min |
| May 14, 10:30 AM EDT | Mesoscale Discussion | SPC | 2 hr |
| May 15, 2:47 AM EDT | Tornado Watch | SPC | 8 hr |
| May 15, 8:36 AM EDT | Mesoscale Discussion | SPC | 84 min |
| May 15, 9:32 AM EDT | Special Weather Statement | TBW | 43 min |
| May 15, 10:12 AM EDT | Special Weather Statement | TBW | 48 min |
| May 15, 10:52 AM EDT | Severe Thunderstorm Watch | SPC | 5 hr |
| May 15, 1:15 PM EDT | Mesoscale Discussion | SPC | 90 min |
| Jun 6, 3:52 PM EDT | Mesoscale Discussion | SPC | 53 min |
| Jun 6, 4:08 PM EDT | Severe Thunderstorm Warning | TBW | 37 min |
| Jun 6, 4:45 PM EDT | Special Weather Statement | TBW | 30 min |
| Jun 6, 5:49 PM EDT | Special Weather Statement | TBW | 41 min |
| Jun 6, 6:08 PM EDT | Special Weather Statement | MLB | 37 min |
| Jun 12, 7:46 AM EDT | Areal Flood Advisory | TBW | 3 hr |
| Jun 23, 5:45 PM EDT | Areal Flood Advisory | TBW | 2 hr |
| Jun 24, 10:13 PM EDT | Areal Flood Advisory | TBW | 77 min |
| Jun 24, 10:15 PM EDT | Areal Flood Advisory | TBW | 75 min |
| Jul 4, 4:08 AM EDT | Heat Advisory | TBW | 14 hr |
| Jul 5, 2:34 AM EDT | Heat Advisory | TBW | 16 hr |
| Jul 5, 5:59 PM EDT | Areal Flood Advisory | TBW | 3 hr |
| Jul 6, 5:47 AM EDT | Heat Advisory | TBW | 12 hr |
| Jul 7, 2:23 AM EDT | Heat Advisory | TBW | 16 hr |
| Jul 8, 2:55 AM EDT | Heat Advisory | TBW | 15 hr |
| Jul 8, 4:25 PM EDT | Areal Flood Advisory | TBW | 2 hr |
| Jul 15, 4:49 PM EDT | Special Weather Statement | TBW | 41 min |
| Jul 16, 3:44 PM EDT | Special Weather Statement | TBW | 31 min |
| Jul 18, 2:49 PM EDT | Special Weather Statement | TBW | 26 min |
| Jul 20, 6:16 PM EDT | Special Weather Statement | TBW | 44 min |
| Jul 21, 7:32 PM EDT | Special Weather Statement | TBW | 43 min |
| Jul 22, 6:02 PM EDT | Special Weather Statement | TBW | 43 min |
| Jul 23, 7:01 PM EDT | Areal Flood Advisory | TBW | 89 min |
| Aug 1, 3:45 AM EDT | Heat Advisory | TBW | 14 hr |
| Aug 1, 4:47 PM EDT | Special Weather Statement | TBW | 43 min |
| Aug 1, 5:26 PM EDT | Special Weather Statement | TBW | 49 min |
| Aug 1, 6:20 PM EDT | Special Weather Statement | TBW | 40 min |
| Aug 2, 3:42 AM EDT | Heat Advisory | TBW | 14 hr |
| Aug 2, 11:39 AM EDT | Tropical Storm Watch | TBW | 72 hr |
| Aug 3, 2:49 AM EDT | Heat Advisory | TBW | 15 hr |
| Aug 3, 1:55 PM EDT | Flood Watch | TBW | 54 hr |
| Aug 3, 3:17 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Aug 4, 10:32 AM EDT | Mesoscale Discussion | SPC | 88 min |
| Aug 4, 10:57 AM EDT | Tornado Watch | SPC | 9 hr |
| Aug 4, 11:15 AM EDT | Tornado Warning | TBW | 30 min |
| Aug 4, 11:59 AM EDT | Tornado Warning | TBW | 31 min |
| Aug 4, 1:36 PM EDT | Tornado Warning | TBW | 24 min |
| Aug 4, 1:47 PM EDT | Mesoscale Discussion | SPC | 118 min |
| Aug 4, 4:53 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Aug 4, 7:05 PM EDT | Mesoscale Discussion | SPC | 55 min |
| Aug 4, 7:57 PM EDT | Tornado Watch | SPC | 10 hr |
| Aug 5, 2:04 AM EDT | Flash Flood Warning | TBW | 3 hr |
| Aug 5, 4:47 AM EDT | Flash Flood Warning | TBW | 6 hr |
| Aug 5, 5:09 AM EDT | Mesoscale Discussion | SPC | 96 min |
| Aug 5, 5:13 AM EDT | Tornado Warning | TBW | 6 min |
| Aug 5, 5:57 AM EDT | Tornado Watch | SPC | 12 hr |
| Aug 5, 6:01 AM EDT | Tornado Warning | TBW | 14 min |
| Aug 5, 8:03 AM EDT | Tornado Warning | TBW | 27 min |
| Aug 5, 12:08 PM EDT | Mesoscale Discussion | SPC | 52 min |
| Aug 7, 10:56 AM EDT | Special Weather Statement | TBW | 34 min |
| Aug 8, 3:35 AM EDT | Heat Advisory | TBW | 14 hr |
| Aug 9, 3:47 AM EDT | Heat Advisory | TBW | 14 hr |
| Aug 20, 1:29 PM EDT | Special Weather Statement | TBW | 46 min |
| Aug 20, 3:13 PM EDT | Special Weather Statement | TBW | 47 min |
| Aug 20, 3:56 PM EDT | Special Weather Statement | TBW | 49 min |
| Aug 23, 6:45 PM EDT | Areal Flood Advisory | TBW | 75 min |
| Sep 4, 11:15 PM EDT | Areal Flood Advisory | TBW | 75 min |
| Sep 5, 3:00 AM EDT | Heat Advisory | TBW | 15 hr |
| Sep 5, 7:46 PM EDT | Areal Flood Advisory | TBW | 119 min |
| Sep 5, 9:39 PM EDT | Areal Flood Advisory | TBW | 2 hr |
| Sep 6, 8:47 PM EDT | Areal Flood Advisory | TBW | 118 min |
| Sep 11, 7:26 PM EDT | Areal Flood Advisory | TBW | 3 hr |
| Sep 11, 8:00 PM EDT | Areal Flood Advisory | TBW | 3 hr |
| Sep 11, 8:32 PM EDT | Areal Flood Advisory | TBW | 3 hr |
| Sep 13, 3:16 PM EDT | Special Weather Statement | TBW | 44 min |
| Sep 24, 2:51 AM EDT | Flood Watch | TBW | 3 days |
| Sep 24, 5:08 AM EDT | Tropical Storm Watch | TBW | 12 hr |
| Sep 24, 5:09 PM EDT | Tropical Storm Warning | TBW | 60 hr |
| Sep 26, 6:42 AM EDT | Tornado Watch | SPC | 13 hr |
| Sep 26, 9:07 AM EDT | Mesoscale Discussion | SPC | 113 min |
| Sep 26, 12:32 PM EDT | Mesoscale Discussion | SPC | 118 min |
| Sep 26, 3:14 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Sep 26, 6:47 PM EDT | Tornado Warning | TBW | 13 min |
| Sep 26, 7:02 PM EDT | Mesoscale Discussion | SPC | 88 min |
| Sep 26, 7:50 PM EDT | Tornado Watch | SPC | 9 hr |
| Oct 1, 6:54 PM EDT | Areal Flood Advisory | TBW | 99 min |
| Oct 2, 11:04 PM EDT | Areal Flood Advisory | TBW | 3 hr |
| Oct 3, 12:08 AM EDT | Areal Flood Advisory | TBW | 2 hr |
| Oct 5, 2:36 PM EDT | Flood Watch | TBW | 5 days |
| Oct 7, 5:33 AM EDT | Hurricane Watch | TBW | 12 hr |
| Oct 7, 5:07 PM EDT | Hurricane Warning | TBW | 63 hr |
| Oct 7, 10:23 PM EDT | River Flood Warning | TBW | 26 days |
| Oct 9, 8:20 AM EDT | Tornado Watch | SPC | 13 hr |
| Oct 9, 12:54 PM EDT | Tornado Warning | TBW | 51 min |
| Oct 9, 12:56 PM EDT | Tornado Warning | TBW | 34 min |
| Oct 9, 1:19 PM EDT | Tornado Warning | TBW | 26 min |
| Oct 9, 1:24 PM EDT | Tornado Warning | TBW | 51 min |
| Oct 9, 1:41 PM EDT | Tornado Warning | TBW | 28 min |
| Oct 9, 2:03 PM EDT | Tornado Warning | TBW | 42 min |
| Oct 9, 2:22 PM EDT | Tornado Warning | TBW | 38 min |
| Oct 9, 2:42 PM EDT | Tornado Warning | TBW | 22 min |
| Oct 9, 2:47 PM EDT | Tornado Warning | TBW | 43 min |
| Oct 9, 2:58 PM EDT | Tornado Warning | TBW | 32 min |
| Oct 9, 3:12 PM EDT | Flash Flood Warning | TBW | 3 hr |
| Oct 9, 3:38 PM EDT | Tornado Warning | TBW | 14 min |
| Oct 9, 3:39 PM EDT | Tornado Warning | TBW | 21 min |
| Oct 9, 6:22 PM EDT | Mesoscale Discussion | SPC | 113 min |
| Oct 9, 6:23 PM EDT | Flash Flood Warning | TBW | 82 min |
| Oct 9, 7:43 PM EDT | Flash Flood Warning | TBW | 7 hr |
| Oct 9, 9:47 PM EDT | Flash Flood Warning | TBW | 6 hr |
| Oct 10, 2:42 AM EDT | Areal Flood Warning | TBW | 6 hr |
| Dec 11, 11:43 AM EST | Mesoscale Discussion | SPC | 92 min |
| Dec 11, 2:30 PM EST | Cold Weather Advisory | TBW | 18 hr |
| Dec 18, 8:10 PM EST | Dense Fog Advisory | TBW | 13 hr |
| Dec 30, 3:41 AM EST | Dense Fog Advisory | TBW | 6 hr |
| Dec 30, 2:38 PM EST | Dense Fog Advisory | TBW | 19 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 | 7 |
| Tornado Warning | 19 |
| Severe Thunderstorm Watch | 1 |
| Tornado Watch | 9 |
| Mesoscale Discussion | 25 |
| Special Weather Statement | 32 |
| Flooding | |
| Areal Flood Warning | 1 |
| Flash Flood Warning | 6 |
| River Flood Warning | 1 |
| Flood Watch | 3 |
| Areal Flood Advisory | 18 |
| Heat | |
| Heat Advisory | 11 |
| Cold | |
| Cold Weather Advisory | 1 |
| Wind Chill Advisory | 2 |
| Wind and dust | |
| Wind Advisory | 3 |
| Fog and smoke | |
| Dense Fog Advisory | 7 |
| Tropical | |
| Hurricane Warning | 1 |
| Tropical Storm Warning | 1 |
| Hurricane Watch | 1 |
| Tropical Storm Watch | 2 |
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordForecastThe radar archive20232025
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.