Alert archive / Indiana / Jefferson County
Weather alerts in Jefferson County, Indiana, 2021
96 weather alerts in 2021, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
Jefferson County and its neighbors
Each county as a circle sized by its count in 2021. Tap one for its archive.
- Alerts
- 96
- Warnings
- 21
- Watches
- 9
- Advisories
- 34
- Busiest month
- July19 alerts
- Busiest day
- June 19, 202110 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 8, 12:50 AM EST | Winter Weather Advisory | LMK | 7 hr |
| Jan 15, 3:45 AM EST | Winter Weather Advisory | LMK | 31 hr |
| Jan 18, 4:04 AM EST | Winter Weather Advisory | LMK | 29 hr |
| Jan 26, 3:41 AM EST | Dense Fog Advisory | LMK | 3 hr |
| Jan 26, 2:59 PM EST | Winter Weather Advisory | LMK | 33 hr |
| Jan 30, 6:04 PM EST | Winter Weather Advisory | LMK | 5 hr |
| Jan 31, 3:09 AM EST | Winter Weather Advisory | LMK | 48 hr |
| Feb 8, 3:36 AM EST | Winter Weather Advisory | LMK | 27 hr |
| Feb 9, 1:39 AM EST | Winter Storm Warning | LMK | 5 hr |
| Feb 9, 2:32 PM EST | Winter Weather Advisory | LMK | 43 hr |
| Feb 10, 12:18 PM EST | Mesoscale Discussion | SPC | 4 hr |
| Feb 12, 3:54 PM EST | Winter Storm Watch | LMK | 35 hr |
| Feb 14, 3:15 AM EST | Winter Storm Warning | LMK | 44 hr |
| Feb 15, 11:44 AM EST | Mesoscale Discussion | SPC | 6 hr |
| Feb 17, 3:57 AM EST | Winter Weather Advisory | LMK | 42 hr |
| Feb 28, 8:30 AM EST | Areal Flood Advisory | LMK | 4 hr |
| Feb 28, 2:53 PM EST | River Flood Advisory | LMK | 5 hr |
| Feb 28, 7:49 PM EST | River Flood Warning | LMK | 9 hr |
| Mar 1, 9:55 PM EST | River Flood Warning | LMK | 21 days |
| Mar 2, 11:57 AM EST | River Flood Warning | LMK | 5 days |
| Mar 17, 7:57 AM EDT | Dense Fog Advisory | LMK | 3 hr |
| Mar 25, 3:55 AM EDT | Wind Advisory | LMK | 25 hr |
| Mar 25, 10:07 PM EDT | Mesoscale Discussion | SPC | 83 min |
| Mar 25, 11:09 PM EDT | Special Weather Statement | LMK | 36 min |
| Mar 25, 11:39 PM EDT | Severe Thunderstorm Warning | LMK | 21 min |
| Mar 30, 3:07 PM EDT | Freeze Watch | LMK | 23 hr |
| Mar 30, 3:07 PM EDT | Freeze Warning | LMK | 43 hr |
| Mar 31, 2:32 PM EDT | Freeze Warning | LMK | 44 hr |
| Apr 1, 2:35 PM EDT | Freeze Warning | LMK | 43 hr |
| Apr 8, 4:24 PM EDT | Mesoscale Discussion | SPC | 96 min |
| Apr 20, 3:36 AM EDT | Freeze Watch | LMK | 24 hr |
| Apr 20, 3:36 AM EDT | Freeze Warning | LMK | 30 hr |
| Apr 21, 3:52 AM EDT | Freeze Warning | LMK | 28 hr |
| Apr 22, 4:20 AM EDT | Frost Advisory | LMK | 28 hr |
| Apr 25, 3:40 AM EDT | Dense Fog Advisory | LMK | 4 hr |
| Apr 27, 3:03 PM EDT | Flash Flood Watch | LMK | 48 hr |
| Apr 28, 4:16 PM EDT | Special Weather Statement | LMK | 29 min |
| Apr 28, 4:46 PM EDT | Areal Flood Advisory | LMK | 69 min |
| Apr 29, 9:52 PM EDT | River Flood Advisory | LMK | 10 hr |
| Apr 30, 3:28 AM EDT | Frost Advisory | LMK | 29 hr |
| May 7, 2:41 PM EDT | Frost Advisory | LMK | 17 hr |
| May 9, 3:04 AM EDT | Wind Advisory | LMK | 17 hr |
| May 9, 9:21 AM EDT | Special Weather Statement | LMK | 54 min |
| May 11, 9:11 PM EDT | Frost Advisory | LMK | 8 hr |
| May 26, 9:42 PM EDT | Dense Fog Advisory | LMK | 12 hr |
| Jun 4, 3:10 AM EDT | Dense Fog Advisory | LMK | 6 hr |
| Jun 10, 2:55 PM EDT | Areal Flood Advisory | LMK | 2 hr |
| Jun 13, 2:04 PM EDT | Mesoscale Discussion | SPC | 56 min |
| Jun 18, 3:30 PM EDT | Flash Flood Watch | LMK | 19 hr |
| Jun 18, 8:53 PM EDT | Mesoscale Discussion | SPC | 67 min |
| Jun 18, 9:09 PM EDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Jun 18, 10:29 PM EDT | Severe Thunderstorm Warning | LMK | 31 min |
| Jun 18, 10:59 PM EDT | Special Weather Statement | LMK | 31 min |
| Jun 18, 11:20 PM EDT | Special Weather Statement | LMK | 25 min |
| Jun 18, 11:27 PM EDT | Severe Thunderstorm Warning | LMK | 33 min |
| Jun 18, 11:39 PM EDT | Flash Flood Warning | LMK | 6 hr |
| Jun 19, 12:48 AM EDT | Special Weather Statement | LMK | 27 min |
| Jun 19, 1:07 AM EDT | Areal Flood Advisory | LMK | 3 hr |
| Jun 19, 7:53 AM EDT | Special Weather Statement | LMK | 37 min |
| Jun 29, 7:12 PM EDT | Special Weather Statement | LMK | 33 min |
| Jul 1, 3:57 AM EDT | Flash Flood Watch | LMK | 16 hr |
| Jul 6, 6:10 PM EDT | Special Weather Statement | LMK | 35 min |
| Jul 6, 6:43 PM EDT | Special Weather Statement | LMK | 32 min |
| Jul 8, 1:51 PM EDT | Mesoscale Discussion | SPC | 84 min |
| Jul 8, 4:05 PM EDT | Special Weather Statement | LMK | 25 min |
| Jul 8, 4:46 PM EDT | Special Weather Statement | LMK | 29 min |
| Jul 8, 4:58 PM EDT | Severe Thunderstorm Warning | LMK | 32 min |
| Jul 8, 5:28 PM EDT | Severe Thunderstorm Warning | LMK | 17 min |
| Jul 10, 7:51 PM EDT | Special Weather Statement | LMK | 24 min |
| Jul 10, 8:09 PM EDT | Severe Thunderstorm Warning | LMK | 36 min |
| Jul 10, 11:03 PM EDT | Special Weather Statement | LMK | 42 min |
| Jul 12, 2:13 PM EDT | Mesoscale Discussion | SPC | 92 min |
| Jul 16, 1:10 PM EDT | Mesoscale Discussion | SPC | 4 hr |
| Jul 16, 9:32 PM EDT | Special Weather Statement | LMK | 58 min |
| Jul 16, 10:20 PM EDT | Flash Flood Warning | LMK | 3 hr |
| Jul 16, 10:21 PM EDT | Areal Flood Advisory | LMK | 3 hr |
| Jul 16, 10:26 PM EDT | Special Weather Statement | LMK | 34 min |
| Jul 17, 3:21 AM EDT | River Flood Advisory | LMK | 4 hr |
| Jul 17, 7:20 AM EDT | River Flood Warning | LMK | 7 hr |
| Aug 10, 8:53 AM EDT | Special Weather Statement | LMK | 22 min |
| Aug 10, 3:32 PM EDT | Heat Advisory | LMK | 53 hr |
| Aug 12, 8:31 PM EDT | Special Weather Statement | LMK | 29 min |
| Aug 13, 1:13 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Aug 19, 3:36 PM EDT | Dense Fog Advisory | LMK | 18 hr |
| Aug 25, 12:46 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Oct 5, 4:25 AM EDT | Dense Fog Advisory | LMK | 6 hr |
| Oct 5, 10:02 AM EDT | Dense Fog Advisory | LMK | 58 min |
| Oct 8, 3:36 AM EDT | Dense Fog Advisory | LMK | 6 hr |
| Oct 15, 10:25 PM EDT | Special Weather Statement | LMK | 20 min |
| Oct 26, 3:26 PM EDT | Frost Advisory | LMK | 18 hr |
| Nov 2, 3:35 AM EDT | Freeze Watch | LMK | 23 hr |
| Nov 2, 3:35 AM EDT | Freeze Warning | LMK | 29 hr |
| Nov 3, 3:04 AM EDT | Freeze Warning | LMK | 30 hr |
| Dec 10, 7:21 PM EST | Tornado Watch | SPC | 10 hr |
| Dec 11, 12:08 AM EST | Mesoscale Discussion | SPC | 67 min |
| Dec 11, 1:33 AM EST | Special Weather Statement | LMK | 27 min |
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 | 6 |
| Severe Thunderstorm Watch | 1 |
| Tornado Watch | 1 |
| Mesoscale Discussion | 12 |
| Special Weather Statement | 20 |
| Flooding | |
| Flash Flood Warning | 2 |
| River Flood Warning | 4 |
| Flash Flood Watch | 3 |
| Areal Flood Advisory | 5 |
| River Flood Advisory | 3 |
| Winter | |
| Winter Storm Warning | 2 |
| Winter Storm Watch | 1 |
| Winter Weather Advisory | 9 |
| Heat | |
| Heat Advisory | 1 |
| Cold | |
| Freeze Warning | 7 |
| Freeze Watch | 3 |
| Frost Advisory | 5 |
| Wind and dust | |
| Wind Advisory | 2 |
| Fog and smoke | |
| Dense Fog Advisory | 9 |
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.