Alert archive / Florida / Osceola County
Weather alerts in Osceola County, Florida, 2025
188 weather alerts in 2025, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
Osceola County and its neighbors
Each county as a circle sized by its count in 2025. Tap one for its archive.
- Alerts
- 188
- Warnings
- 40
- Watches
- 7
- Advisories
- 57
- Busiest month
- May46 alerts
- Busiest day
- May 5, 20259 alerts
Over time
By month
Warning verification
How often warnings here had a storm report inside them, and how much warning the reports had.
1 of 2 tornado warnings covering Osceola County in 2025 had a tornado report inside them; 1 of 1 tornado reports fell inside a warning, on average 0 minutes after it went out.
Osceola County, 2025
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| Tornado warnings | 2 | 1 | 50% | 1 | 100% | 0 min |
| Severe thunderstorm warnings | 29 | 3 | 90% | 0 | ||
| Flash flood warnings | 1 | 1 | 0% | 1 | 100% | 32 min |
Each office's whole area, 2025
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| NWS Melbourne, FL: tornado warnings | 11 | 2 | 82% | 3 | 67% | 4 min |
| NWS Melbourne, FL: severe thunderstorm warnings | 128 | 15 | 88% | 52 | 63% | 22 min |
| NWS Melbourne, FL: flash flood warnings | 24 | 8 | 67% | 9 | 89% | 44 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 1, 12:54 AM EST | Dense Fog Advisory | MLB | 5 hr |
| Jan 8, 12:41 PM EST | Cold Weather Advisory | MLB | 20 hr |
| Jan 19, 3:58 AM EST | Wind Advisory | MLB | 11 hr |
| Jan 19, 12:01 PM EST | Severe Thunderstorm Warning | MLB | 44 min |
| Jan 19, 12:42 PM EST | Severe Thunderstorm Warning | MLB | 48 min |
| Jan 19, 1:07 PM EST | Severe Thunderstorm Warning | MLB | 38 min |
| Jan 19, 1:34 PM EST | Special Weather Statement | MLB | 26 min |
| Jan 19, 1:51 PM EST | Special Weather Statement | MLB | 39 min |
| Jan 19, 2:00 PM EST | Severe Thunderstorm Warning | MLB | 45 min |
| Jan 19, 2:09 PM EST | Severe Thunderstorm Warning | MLB | 51 min |
| Jan 24, 1:34 PM EST | Cold Weather Advisory | MLB | 18 hr |
| Feb 2, 7:30 PM EST | Dense Fog Advisory | MLB | 15 hr |
| Feb 3, 7:59 PM EST | Dense Fog Advisory | MLB | 14 hr |
| Feb 8, 12:58 AM EST | Dense Fog Advisory | MLB | 8 hr |
| Feb 8, 9:01 AM EST | Dense Fog Advisory | MLB | 59 min |
| Feb 10, 4:07 AM EST | Dense Fog Advisory | MLB | 6 hr |
| Feb 12, 3:55 AM EST | Dense Fog Advisory | MLB | 5 hr |
| Mar 5, 2:37 AM EST | Wind Advisory | MLB | 14 hr |
| Mar 5, 9:41 AM EST | Mesoscale Discussion | SPC | 94 min |
| Mar 5, 2:10 PM EST | Fire Weather Watch | MLB | 12 hr |
| Mar 6, 2:33 AM EST | Red Flag Warning | MLB | 15 hr |
| Mar 10, 12:56 AM EDT | Wind Advisory | MLB | 23 hr |
| Mar 10, 11:00 AM EDT | Mesoscale Discussion | SPC | 2 hr |
| Mar 10, 11:22 AM EDT | Severe Thunderstorm Warning | MLB | 12 min |
| Mar 16, 2:37 AM EDT | Wind Advisory | MLB | 15 hr |
| Mar 16, 12:38 PM EDT | Fire Weather Watch | MLB | 13 hr |
| Mar 17, 2:05 AM EDT | Red Flag Warning | MLB | 18 hr |
| Mar 19, 2:35 PM EDT | Red Flag Warning | MLB | 29 hr |
| Mar 20, 4:03 PM EDT | Wind Advisory | MLB | 4 hr |
| Mar 20, 8:56 PM EDT | Fire Weather Watch | MLB | 5 hr |
| Mar 21, 2:10 AM EDT | Red Flag Warning | MLB | 15 hr |
| Mar 30, 1:04 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Mar 30, 5:49 PM EDT | Severe Thunderstorm Warning | MLB | 23 min |
| Mar 30, 6:13 PM EDT | Special Weather Statement | MLB | 47 min |
| Mar 30, 6:30 PM EDT | Tornado Warning | MLB | 19 min |
| Mar 30, 6:45 PM EDT | Severe Thunderstorm Warning | MLB | 30 min |
| Mar 30, 7:04 PM EDT | Severe Thunderstorm Warning | MLB | 26 min |
| Mar 31, 7:08 PM EDT | Special Weather Statement | TBW | 37 min |
| Mar 31, 7:19 PM EDT | Special Weather Statement | MLB | 41 min |
| Apr 1, 9:52 PM EDT | Areal Flood Advisory | MLB | 83 min |
| Apr 11, 2:09 AM EDT | Red Flag Warning | MLB | 17 hr |
| Apr 11, 2:40 PM EDT | Fire Weather Watch | MLB | 28 hr |
| Apr 12, 8:55 AM EDT | Red Flag Warning | MLB | 10 hr |
| May 4, 1:59 PM EDT | Mesoscale Discussion | SPC | 3 hr |
| May 5, 2:14 PM EDT | Severe Thunderstorm Watch | SPC | 7 hr |
| May 5, 5:35 PM EDT | Special Weather Statement | MLB | 25 min |
| May 5, 5:54 PM EDT | Special Weather Statement | MLB | 36 min |
| May 5, 6:09 PM EDT | Severe Thunderstorm Warning | MLB | 36 min |
| May 5, 6:20 PM EDT | Special Weather Statement | MLB | 25 min |
| May 5, 6:33 PM EDT | Mesoscale Discussion | SPC | 117 min |
| May 5, 6:38 PM EDT | Severe Thunderstorm Warning | MLB | 52 min |
| May 5, 6:54 PM EDT | Severe Thunderstorm Warning | MLB | 25 min |
| May 5, 7:15 PM EDT | Severe Thunderstorm Warning | MLB | 32 min |
| May 6, 3:27 PM EDT | Mesoscale Discussion | SPC | 3 hr |
| May 6, 5:02 PM EDT | Severe Thunderstorm Warning | MLB | 43 min |
| May 6, 5:43 PM EDT | Special Weather Statement | MLB | 32 min |
| May 8, 5:17 PM EDT | Special Weather Statement | MLB | 28 min |
| May 8, 6:04 PM EDT | Special Weather Statement | TBW | 26 min |
| May 9, 2:29 PM EDT | Mesoscale Discussion | SPC | 91 min |
| May 9, 5:47 PM EDT | Special Weather Statement | MLB | 28 min |
| May 10, 2:10 PM EDT | Mesoscale Discussion | SPC | 3 hr |
| May 11, 3:21 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| May 11, 6:16 PM EDT | Special Weather Statement | MLB | 29 min |
| May 12, 11:19 AM EDT | Special Weather Statement | MLB | 41 min |
| May 13, 4:18 AM EDT | Dense Fog Advisory | MLB | 4 hr |
| May 24, 3:15 PM EDT | Special Weather Statement | MLB | 45 min |
| May 24, 3:21 PM EDT | Mesoscale Discussion | SPC | 114 min |
| May 24, 3:23 PM EDT | Severe Thunderstorm Warning | MLB | 52 min |
| May 24, 3:41 PM EDT | Special Weather Statement | MLB | 49 min |
| May 24, 3:45 PM EDT | Severe Thunderstorm Warning | MLB | 45 min |
| May 24, 3:48 PM EDT | Severe Thunderstorm Warning | MLB | 42 min |
| May 24, 4:18 PM EDT | Severe Thunderstorm Warning | MLB | 30 min |
| May 25, 3:15 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| May 25, 5:54 PM EDT | Areal Flood Advisory | MLB | 2 hr |
| May 25, 6:18 PM EDT | Flash Flood Warning | MLB | 117 min |
| May 26, 4:09 PM EDT | Special Weather Statement | MLB | 36 min |
| May 26, 4:43 PM EDT | Special Weather Statement | MLB | 32 min |
| May 29, 6:31 PM EDT | Special Weather Statement | MLB | 29 min |
| May 29, 6:37 PM EDT | Severe Thunderstorm Warning | MLB | 23 min |
| May 29, 6:47 PM EDT | Severe Thunderstorm Warning | MLB | 28 min |
| May 29, 6:59 PM EDT | Special Weather Statement | MLB | 31 min |
| May 29, 7:12 PM EDT | Severe Thunderstorm Warning | MLB | 15 min |
| May 30, 3:52 PM EDT | Severe Thunderstorm Warning | MLB | 38 min |
| May 30, 4:26 PM EDT | Special Weather Statement | MLB | 34 min |
| May 30, 5:54 PM EDT | Severe Thunderstorm Warning | MLB | 22 min |
| May 30, 6:16 PM EDT | Special Weather Statement | MLB | 29 min |
| May 31, 7:15 AM EDT | Special Weather Statement | MLB | 30 min |
| May 31, 7:38 AM EDT | Severe Thunderstorm Warning | MLB | 21 min |
| May 31, 7:44 AM EDT | Special Weather Statement | MLB | 31 min |
| Jun 1, 5:24 PM EDT | Severe Thunderstorm Warning | MLB | 34 min |
| Jun 1, 6:19 PM EDT | Special Weather Statement | MLB | 41 min |
| Jun 4, 1:19 PM EDT | Special Weather Statement | MLB | 41 min |
| Jun 10, 6:54 PM EDT | Areal Flood Advisory | MLB | 111 min |
| Jun 19, 4:44 PM EDT | Special Weather Statement | MLB | 31 min |
| Jun 27, 1:34 PM EDT | Mesoscale Discussion | SPC | 116 min |
| Jun 27, 3:45 PM EDT | Special Weather Statement | MLB | 45 min |
| Jun 27, 4:05 PM EDT | Severe Thunderstorm Warning | MLB | 40 min |
| Jun 27, 4:31 PM EDT | Special Weather Statement | MLB | 29 min |
| Jun 28, 4:25 PM EDT | Special Weather Statement | MLB | 35 min |
| Jun 28, 4:50 PM EDT | Special Weather Statement | MLB | 40 min |
| Jun 29, 4:07 PM EDT | Special Weather Statement | MLB | 38 min |
| Jun 29, 4:36 PM EDT | Special Weather Statement | MLB | 24 min |
| Jun 29, 5:12 PM EDT | Special Weather Statement | MLB | 33 min |
| Jul 3, 4:33 PM EDT | Special Weather Statement | TBW | 27 min |
| Jul 3, 4:40 PM EDT | Special Weather Statement | MLB | 35 min |
| Jul 3, 5:29 PM EDT | Special Weather Statement | MLB | 46 min |
| Jul 3, 5:43 PM EDT | Areal Flood Advisory | MLB | 2 hr |
| Jul 3, 5:51 PM EDT | Areal Flood Advisory | MLB | 114 min |
| Jul 3, 6:00 PM EDT | Special Weather Statement | MLB | 15 min |
| Jul 3, 7:03 PM EDT | Areal Flood Advisory | MLB | 117 min |
| Jul 4, 4:49 PM EDT | Special Weather Statement | MLB | 26 min |
| Jul 7, 3:16 PM EDT | Special Weather Statement | MLB | 29 min |
| Jul 10, 2:53 PM EDT | Special Weather Statement | MLB | 37 min |
| Jul 10, 2:58 PM EDT | Special Weather Statement | MLB | 47 min |
| Jul 10, 3:08 PM EDT | Special Weather Statement | MLB | 37 min |
| Jul 12, 3:20 PM EDT | Special Weather Statement | MLB | 25 min |
| Jul 12, 3:44 PM EDT | Special Weather Statement | MLB | 16 min |
| Jul 12, 4:04 PM EDT | Special Weather Statement | MLB | 26 min |
| Jul 13, 3:14 PM EDT | Mesoscale Discussion | SPC | 3 hr |
| Jul 14, 4:28 PM EDT | Special Weather Statement | MLB | 32 min |
| Jul 15, 8:07 AM EDT | Areal Flood Advisory | MLB | 83 min |
| Jul 15, 9:57 AM EDT | Flood Watch | MLB | 7 hr |
| Jul 16, 8:16 PM EDT | Special Weather Statement | MLB | 29 min |
| Jul 17, 6:52 PM EDT | Special Weather Statement | MLB | 38 min |
| Jul 18, 9:28 AM EDT | Heat Advisory | MLB | 9 hr |
| Jul 19, 12:05 AM EDT | Heat Advisory | MLB | 18 hr |
| Jul 20, 12:20 AM EDT | Heat Advisory | MLB | 18 hr |
| Jul 20, 7:05 PM EDT | Special Weather Statement | MLB | 40 min |
| Jul 21, 12:21 AM EDT | Heat Advisory | MLB | 18 hr |
| Jul 22, 1:24 PM EDT | Areal Flood Advisory | MLB | 96 min |
| Jul 23, 5:08 PM EDT | Areal Flood Advisory | MLB | 97 min |
| Jul 25, 1:52 PM EDT | Heat Advisory | MLB | 29 hr |
| Jul 26, 12:37 PM EDT | Heat Advisory | MLB | 30 hr |
| Jul 27, 12:53 PM EDT | Heat Advisory | MLB | 30 hr |
| Jul 28, 12:47 PM EDT | Heat Advisory | MLB | 30 hr |
| Jul 29, 1:05 AM EDT | Extreme Heat Warning | MLB | 18 hr |
| Jul 29, 12:28 PM EDT | Heat Advisory | MLB | 31 hr |
| Jul 30, 1:03 PM EDT | Heat Advisory | MLB | 30 hr |
| Jul 31, 12:03 PM EDT | Heat Advisory | MLB | 31 hr |
| Aug 1, 5:19 PM EDT | Special Weather Statement | MLB | 41 min |
| Aug 1, 5:39 PM EDT | Special Weather Statement | TBW | 36 min |
| Aug 1, 6:27 PM EDT | Special Weather Statement | MLB | 48 min |
| Aug 2, 6:42 PM EDT | Areal Flood Advisory | MLB | 2 hr |
| Aug 4, 6:57 PM EDT | Special Weather Statement | MLB | 33 min |
| Aug 4, 7:08 PM EDT | Special Weather Statement | MLB | 37 min |
| Aug 4, 7:17 PM EDT | Severe Thunderstorm Warning | MLB | 28 min |
| Aug 4, 7:18 PM EDT | Tornado Warning | MLB | 13 min |
| Aug 4, 7:29 PM EDT | Special Weather Statement | MLB | 31 min |
| Aug 4, 7:38 PM EDT | Special Weather Statement | MLB | 22 min |
| Aug 4, 7:50 PM EDT | Severe Thunderstorm Warning | MLB | 25 min |
| Aug 4, 7:56 PM EDT | Special Weather Statement | MLB | 34 min |
| Aug 5, 8:16 PM EDT | Special Weather Statement | MLB | 29 min |
| Aug 5, 9:17 PM EDT | Special Weather Statement | MLB | 28 min |
| Aug 6, 5:13 PM EDT | Special Weather Statement | MLB | 32 min |
| Aug 6, 5:41 PM EDT | Special Weather Statement | MLB | 34 min |
| Aug 6, 5:49 PM EDT | Areal Flood Advisory | MLB | 86 min |
| Aug 6, 6:23 PM EDT | Special Weather Statement | TBW | 37 min |
| Aug 8, 4:33 PM EDT | Areal Flood Advisory | MLB | 87 min |
| Aug 8, 6:41 PM EDT | Areal Flood Advisory | MLB | 64 min |
| Aug 9, 4:30 PM EDT | Areal Flood Advisory | MLB | 2 hr |
| Aug 10, 4:55 PM EDT | Areal Flood Advisory | MLB | 2 hr |
| Aug 11, 4:42 PM EDT | Special Weather Statement | MLB | 33 min |
| Aug 14, 12:40 AM EDT | Heat Advisory | MLB | 18 hr |
| Aug 15, 12:23 AM EDT | Heat Advisory | MLB | 19 hr |
| Aug 15, 5:04 PM EDT | Special Weather Statement | MLB | 26 min |
| Aug 16, 1:34 AM EDT | Heat Advisory | MLB | 17 hr |
| Aug 19, 4:14 PM EDT | Special Weather Statement | MLB | 31 min |
| Aug 23, 11:46 AM EDT | Special Weather Statement | MLB | 29 min |
| Aug 29, 5:21 PM EDT | Special Weather Statement | MLB | 24 min |
| Sep 7, 10:55 PM EDT | Areal Flood Advisory | MLB | 3 hr |
| Sep 16, 4:51 PM EDT | Special Weather Statement | MLB | 39 min |
| Sep 16, 6:57 PM EDT | Areal Flood Advisory | MLB | 2 hr |
| Sep 17, 4:24 PM EDT | Areal Flood Advisory | MLB | 96 min |
| Sep 17, 5:13 PM EDT | Areal Flood Advisory | MLB | 92 min |
| Oct 5, 8:26 PM EDT | Areal Flood Advisory | MLB | 2 hr |
| Oct 10, 12:21 PM EDT | Areal Flood Advisory | MLB | 84 min |
| Oct 26, 12:39 PM EDT | Flood Watch | MLB | 31 hr |
| Oct 27, 3:46 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Oct 27, 5:40 PM EDT | Areal Flood Advisory | MLB | 95 min |
| Oct 27, 6:18 PM EDT | Special Weather Statement | MLB | 27 min |
| Nov 10, 12:10 AM EST | Cold Weather Advisory | MLB | 33 hr |
| Nov 11, 2:45 AM EST | Red Flag Warning | MLB | 13 hr |
| Nov 22, 4:09 AM EST | Dense Fog Advisory | MLB | 4 hr |
| Dec 6, 3:23 AM EST | Dense Fog Advisory | MLB | 6 hr |
| Dec 7, 7:55 PM EST | Severe Thunderstorm Warning | MLB | 35 min |
| Dec 27, 11:53 PM EST | Dense Fog Advisory | MLB | 10 hr |
| Dec 29, 1:37 AM EST | Dense Fog Advisory | MLB | 7 hr |
| Dec 30, 12:35 AM EST | Cold Weather Advisory | MLB | 32 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 | 29 |
| Tornado Warning | 2 |
| Severe Thunderstorm Watch | 1 |
| Mesoscale Discussion | 14 |
| Special Weather Statement | 70 |
| Flooding | |
| Flash Flood Warning | 1 |
| Flood Watch | 2 |
| Areal Flood Advisory | 22 |
| Heat | |
| Extreme Heat Warning | 1 |
| Heat Advisory | 14 |
| Cold | |
| Cold Weather Advisory | 4 |
| Wind and dust | |
| Wind Advisory | 5 |
| Fire | |
| Red Flag Warning | 7 |
| Fire Weather Watch | 4 |
| Fog and smoke | |
| Dense Fog Advisory | 12 |
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. Warning verification from the Mesonet's Cow. Rebuilt daily.