Alert archive / Kentucky / Mason County
Weather alerts in Mason County, Kentucky, 2025
145 weather alerts in 2025, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
Mason County and its neighbors
Each county as a circle sized by its count in 2025. Tap one for its archive.
- Alerts
- 145
- Warnings
- 31
- Watches
- 23
- Advisories
- 49
- Busiest month
- April36 alerts
- Busiest day
- April 4, 20258 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 Mason County in 2025 had a tornado report inside them; 1 of 1 tornado reports fell inside a warning, on average 1 minutes after it went out.
Mason County, 2025
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| Tornado warnings | 2 | 1 | 50% | 1 | 100% | 1 min |
| Severe thunderstorm warnings | 9 | 4 | 56% | 3 | 100% | 29 min |
| Flash flood warnings | 4 | 3 | 25% | 5 | 60% | 119 min |
Each office's whole area, 2025
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| NWS Wilmington, OH: tornado warnings | 37 | 5 | 86% | 22 | 27% | 10 min |
| NWS Wilmington, OH: severe thunderstorm warnings | 223 | 138 | 38% | 553 | 76% | 27 min |
| NWS Wilmington, OH: flash flood warnings | 46 | 26 | 43% | 109 | 72% | 85 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 3, 4:09 AM EST | Winter Storm Watch | ILN | 33 hr |
| Jan 4, 3:51 AM EST | Winter Storm Warning | ILN | 61 hr |
| Jan 8, 9:10 AM EST | Cold Weather Advisory | ILN | 24 hr |
| Jan 9, 3:51 AM EST | Winter Storm Watch | ILN | 8 hr |
| Jan 9, 3:51 AM EST | Winter Weather Advisory | ILN | 49 hr |
| Jan 14, 4:41 PM EST | Winter Weather Advisory | ILN | 3 hr |
| Jan 17, 2:15 PM EST | Extreme Cold Watch | ILN | 36 hr |
| Jan 18, 2:12 PM EST | Winter Weather Advisory | ILN | 22 hr |
| Jan 19, 2:30 AM EST | Cold Weather Advisory | ILN | 3 days |
| Jan 19, 4:13 PM EST | Special Weather Statement | ILN | 62 min |
| Jan 19, 5:20 PM EST | Special Weather Statement | ILN | 55 min |
| Feb 6, 1:05 AM EST | Areal Flood Advisory | ILN | 7 hr |
| Feb 6, 8:29 PM EST | River Flood Warning | ILN | 17 hr |
| Feb 10, 2:56 AM EST | Winter Storm Watch | ILN | 10 hr |
| Feb 10, 2:56 AM EST | Winter Weather Advisory | ILN | 56 hr |
| Feb 10, 12:55 PM EST | Winter Storm Warning | ILN | 26 hr |
| Feb 12, 1:46 PM EST | Dense Fog Advisory | ILN | 10 hr |
| Feb 13, 2:16 AM EST | Flood Watch | ILN | 3 days |
| Feb 15, 2:42 PM EST | Winter Weather Advisory | ILN | 33 hr |
| Feb 15, 10:43 PM EST | Flash Flood Warning | ILN | 9 hr |
| Feb 16, 1:34 AM EST | River Flood Warning | ILN | 65 hr |
| Feb 16, 8:11 AM EST | Areal Flood Advisory | ILN | 79 min |
| Feb 17, 11:35 AM EST | River Flood Warning | ILN | 71 hr |
| Feb 17, 2:59 PM EST | Winter Weather Advisory | ILN | 45 hr |
| Feb 19, 2:50 PM EST | Winter Weather Advisory | ILN | 13 hr |
| Feb 27, 4:19 PM EST | Mesoscale Discussion | SPC | 2 hr |
| Feb 27, 5:09 PM EST | Special Weather Statement | ILN | 21 min |
| Mar 4, 1:46 PM EST | Wind Advisory | ILN | 15 hr |
| Mar 14, 3:47 AM EDT | Wind Advisory | ILN | 50 hr |
| Mar 14, 3:11 PM EDT | Flood Watch | ILN | 39 hr |
| Mar 15, 8:19 AM EDT | Mesoscale Discussion | SPC | 86 min |
| Mar 16, 9:12 AM EDT | Special Weather Statement | ILN | 48 min |
| Mar 19, 1:42 PM EDT | Wind Advisory | ILN | 11 hr |
| Mar 30, 6:45 PM EDT | Tornado Watch | SPC | 6 hr |
| Mar 30, 9:13 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Mar 30, 11:13 PM EDT | Severe Thunderstorm Warning | ILN | 62 min |
| Mar 31, 3:08 PM EDT | Flood Watch | ILN | 6 days |
| Apr 1, 2:45 PM EDT | Wind Advisory | ILN | 29 hr |
| Apr 2, 9:13 PM EDT | Tornado Watch | SPC | 7 hr |
| Apr 3, 12:05 AM EDT | Mesoscale Discussion | SPC | 115 min |
| Apr 3, 1:28 AM EDT | Severe Thunderstorm Warning | ILN | 47 min |
| Apr 3, 1:51 AM EDT | Tornado Warning | ILN | 24 min |
| Apr 3, 4:44 PM EDT | River Flood Warning | ILN | 5 days |
| Apr 4, 12:12 AM EDT | Areal Flood Advisory | ILN | 9 hr |
| Apr 4, 1:24 AM EDT | Areal Flood Advisory | ILN | 8 hr |
| Apr 4, 6:46 AM EDT | Flash Flood Warning | ILN | 4 hr |
| Apr 4, 8:56 AM EDT | Areal Flood Warning | ILN | 3 hr |
| Apr 4, 9:09 AM EDT | Areal Flood Warning | ILN | 3 hr |
| Apr 4, 10:23 AM EDT | Areal Flood Warning | ILN | 101 min |
| Apr 4, 12:29 PM EDT | River Flood Warning | ILN | 21 days |
| Apr 4, 1:18 PM EDT | Areal Flood Warning | ILN | 45 hr |
| Apr 6, 10:36 AM EDT | Areal Flood Advisory | ILN | 24 hr |
| Apr 6, 3:30 PM EDT | Freeze Watch | ILN | 12 hr |
| Apr 7, 3:06 AM EDT | Freeze Warning | ILN | 31 hr |
| Apr 7, 10:19 AM EDT | Areal Flood Advisory | ILN | 15 hr |
| Apr 8, 3:19 AM EDT | Freeze Watch | ILN | 7 hr |
| Apr 8, 10:23 AM EDT | Freeze Warning | ILN | 23 hr |
| Apr 11, 2:57 AM EDT | Freeze Warning | ILN | 30 hr |
| Apr 12, 2:48 PM EDT | Frost Advisory | ILN | 18 hr |
| Apr 14, 2:18 PM EDT | Mesoscale Discussion | SPC | 117 min |
| Apr 14, 3:21 PM EDT | Severe Thunderstorm Warning | ILN | 39 min |
| Apr 14, 3:25 PM EDT | Severe Thunderstorm Watch | SPC | 8 hr |
| Apr 14, 3:51 PM EDT | Severe Thunderstorm Warning | ILN | 39 min |
| Apr 14, 5:11 PM EDT | Severe Thunderstorm Warning | ILN | 34 min |
| Apr 14, 5:30 PM EDT | Mesoscale Discussion | SPC | 90 min |
| Apr 16, 3:43 AM EDT | Frost Advisory | ILN | 29 hr |
| Apr 19, 3:25 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Apr 25, 3:19 PM EDT | Mesoscale Discussion | SPC | 116 min |
| Apr 29, 12:27 PM EDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Apr 29, 4:14 PM EDT | Severe Thunderstorm Warning | ILN | 33 min |
| Apr 29, 4:51 PM EDT | Severe Thunderstorm Watch | SPC | 3 hr |
| Apr 29, 7:06 PM EDT | Special Weather Statement | ILN | 39 min |
| Apr 29, 7:59 PM EDT | Mesoscale Discussion | SPC | 91 min |
| May 1, 12:12 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| May 1, 1:22 PM EDT | Severe Thunderstorm Watch | SPC | 6 hr |
| May 1, 2:43 PM EDT | Mesoscale Discussion | SPC | 92 min |
| May 2, 1:57 PM EDT | Severe Thunderstorm Watch | SPC | 7 hr |
| May 2, 4:22 PM EDT | Mesoscale Discussion | SPC | 113 min |
| May 4, 2:34 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| May 8, 2:38 PM EDT | Areal Flood Advisory | ILN | 3 hr |
| May 16, 6:51 PM EDT | Mesoscale Discussion | SPC | 114 min |
| May 16, 7:17 PM EDT | Tornado Watch | SPC | 7 hr |
| Jun 7, 11:33 PM EDT | Areal Flood Advisory | ILN | 3 hr |
| Jun 17, 3:00 AM EDT | Flood Watch | ILN | 19 hr |
| Jun 18, 4:51 PM EDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Jun 18, 6:24 PM EDT | Mesoscale Discussion | SPC | 96 min |
| Jun 18, 8:55 PM EDT | Special Weather Statement | ILN | 35 min |
| Jun 18, 9:08 PM EDT | Special Weather Statement | JKL | 22 min |
| Jun 18, 9:22 PM EDT | Special Weather Statement | ILN | 23 min |
| Jun 20, 3:15 AM EDT | Extreme Heat Watch | ILN | 23 hr |
| Jun 21, 2:21 AM EDT | Heat Advisory | ILN | 7 days |
| Jun 26, 5:53 PM EDT | Areal Flood Advisory | ILN | 15 min |
| Jun 26, 6:08 PM EDT | Flash Flood Warning | ILN | 3 hr |
| Jun 26, 6:59 PM EDT | Special Weather Statement | ILN | 46 min |
| Jun 26, 7:26 PM EDT | Areal Flood Advisory | ILN | 20 min |
| Jun 26, 7:42 PM EDT | Special Weather Statement | ILN | 48 min |
| Jun 26, 7:46 PM EDT | Flash Flood Warning | ILN | 3 hr |
| Jun 27, 5:00 PM EDT | Special Weather Statement | ILN | 45 min |
| Jul 9, 6:36 PM EDT | Special Weather Statement | ILN | 24 min |
| Jul 12, 1:06 PM EDT | Special Weather Statement | ILN | 24 min |
| Jul 12, 4:29 PM EDT | Mesoscale Discussion | SPC | 91 min |
| Jul 12, 5:03 PM EDT | Special Weather Statement | ILN | 27 min |
| Jul 12, 8:17 PM EDT | Special Weather Statement | ILN | 28 min |
| Jul 16, 1:40 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Jul 16, 10:02 PM EDT | Areal Flood Advisory | ILN | 3 hr |
| Jul 17, 3:24 AM EDT | Flood Watch | ILN | 21 hr |
| Jul 17, 1:53 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Jul 17, 3:47 PM EDT | Areal Flood Advisory | ILN | 2 hr |
| Jul 20, 1:50 AM EDT | Flood Watch | ILN | 27 hr |
| Jul 20, 2:35 PM EDT | Mesoscale Discussion | SPC | 3 hr |
| Jul 20, 3:05 PM EDT | Areal Flood Warning | ILN | 6 hr |
| Jul 20, 8:36 PM EDT | Mesoscale Discussion | SPC | 84 min |
| Jul 23, 12:05 AM EDT | Heat Advisory | ILN | 68 hr |
| Jul 26, 1:20 AM EDT | Heat Advisory | ILN | 19 hr |
| Jul 27, 1:04 AM EDT | Heat Advisory | ILN | 4 days |
| Aug 5, 6:34 PM EDT | Areal Flood Advisory | ILN | 2 hr |
| Sep 4, 4:14 AM EDT | Special Weather Statement | ILN | 31 min |
| Sep 7, 3:06 AM EDT | Dense Fog Advisory | ILN | 6 hr |
| Sep 21, 2:24 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Sep 22, 1:28 PM EDT | Mesoscale Discussion | SPC | 3 hr |
| Sep 22, 4:57 PM EDT | Severe Thunderstorm Warning | ILN | 48 min |
| Sep 22, 5:20 PM EDT | Tornado Warning | ILN | 25 min |
| Sep 22, 5:22 PM EDT | Severe Thunderstorm Warning | ILN | 38 min |
| Sep 25, 11:40 PM EDT | Dense Fog Advisory | ILN | 10 hr |
| Oct 18, 10:13 PM EDT | Wind Advisory | ILN | 13 hr |
| Oct 22, 11:53 AM EDT | Frost Advisory | ILN | 21 hr |
| Oct 22, 11:53 AM EDT | Freeze Watch | ILN | 13 hr |
| Oct 23, 1:03 AM EDT | Freeze Warning | ILN | 32 hr |
| Oct 24, 1:33 PM EDT | Frost Advisory | ILN | 20 hr |
| Nov 3, 12:52 AM EST | Dense Fog Advisory | ILN | 8 hr |
| Nov 7, 10:36 PM EST | Dense Fog Advisory | ILN | 11 hr |
| Nov 10, 7:52 AM EST | Winter Weather Advisory | ILN | 6 hr |
| Nov 18, 6:57 PM EST | Special Weather Statement | ILN | 48 min |
| Nov 23, 8:08 PM EST | Dense Fog Advisory | ILN | 14 hr |
| Nov 30, 11:58 PM EST | Winter Weather Advisory | ILN | 34 hr |
| Dec 1, 10:10 PM EST | Mesoscale Discussion | SPC | 6 hr |
| Dec 8, 12:56 AM EST | Winter Weather Advisory | ILN | 12 hr |
| Dec 10, 7:42 PM EST | Winter Weather Advisory | ILN | 37 hr |
| Dec 10, 11:14 PM EST | Special Weather Statement | ILN | 91 min |
| Dec 11, 1:09 AM EST | Special Weather Statement | ILN | 96 min |
| Dec 12, 12:51 PM EST | Winter Weather Advisory | ILN | 40 hr |
| Dec 13, 12:36 AM EST | Cold Weather Advisory | ILN | 58 hr |
| Dec 18, 11:35 AM EST | Wind Advisory | ILN | 10 hr |
| Dec 28, 12:51 AM EST | Wind Advisory | ILN | 41 hr |
| Dec 28, 10:49 PM EST | Severe Thunderstorm Warning | ILN | 41 min |
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. Warning verification from the Mesonet's Cow. Rebuilt daily.