Alert archive / Georgia / Johnson County
Weather alerts in Johnson County, Georgia, 2020
100 weather alerts in 2020, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
Johnson County and its neighbors
Each county as a circle sized by its count in 2020. Tap one for its archive.
- Alerts
- 100
- Warnings
- 34
- Watches
- 11
- Advisories
- 15
- Busiest month
- February16 alerts
- Busiest day
- February 6, 20208 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 3, 2:02 PM EST | Mesoscale Discussion | SPC | 118 min |
| Jan 6, 3:39 PM EST | River Flood Warning | FFC | 22 hr |
| Jan 10, 2:47 PM EST | Wind Advisory | FFC | 31 hr |
| Jan 11, 5:38 PM EST | Tornado Watch | SPC | 6 hr |
| Jan 11, 6:36 PM EST | Mesoscale Discussion | SPC | 84 min |
| Jan 11, 8:30 PM EST | Special Weather Statement | FFC | 30 min |
| Jan 11, 8:40 PM EST | Mesoscale Discussion | SPC | 95 min |
| Jan 11, 9:00 PM EST | Special Weather Statement | FFC | 30 min |
| Jan 13, 1:34 AM EST | Dense Fog Advisory | FFC | 7 hr |
| Jan 14, 5:15 AM EST | Dense Fog Advisory | FFC | 5 hr |
| Jan 14, 6:02 AM EST | River Flood Warning | FFC | 5 days |
| Jan 18, 3:06 AM EST | River Flood Warning | FFC | 47 hr |
| Feb 4, 2:59 PM EST | Flash Flood Watch | FFC | 56 hr |
| Feb 6, 11:45 AM EST | Mesoscale Discussion | SPC | 90 min |
| Feb 6, 12:17 PM EST | Tornado Watch | SPC | 8 hr |
| Feb 6, 2:32 PM EST | Mesoscale Discussion | SPC | 58 min |
| Feb 6, 3:14 PM EST | Special Weather Statement | FFC | 46 min |
| Feb 6, 3:58 PM EST | Special Weather Statement | FFC | 47 min |
| Feb 6, 4:29 PM EST | Mesoscale Discussion | SPC | 2 hr |
| Feb 6, 4:40 PM EST | River Flood Warning | FFC | 11 days |
| Feb 6, 4:56 PM EST | Flash Flood Warning | FFC | 6 hr |
| Feb 8, 4:46 PM EST | River Flood Warning | FFC | 21 days |
| Feb 13, 11:28 AM EST | Special Weather Statement | FFC | 47 min |
| Feb 18, 9:18 AM EST | Special Weather Statement | FFC | 27 min |
| Feb 18, 11:05 AM EST | Special Weather Statement | FFC | 25 min |
| Feb 18, 12:13 PM EST | River Flood Warning | FFC | 12 days |
| Feb 19, 9:15 PM EST | Flash Flood Watch | FFC | 22 hr |
| Feb 20, 11:23 PM EST | River Flood Warning | FFC | 9 days |
| Mar 3, 2:33 PM EST | Flash Flood Watch | FFC | 52 hr |
| Mar 3, 5:28 PM EST | Special Weather Statement | FFC | 32 min |
| Mar 4, 10:11 AM EST | River Flood Warning | FFC | 8 days |
| Mar 4, 3:27 PM EST | River Flood Warning | FFC | 7 days |
| Mar 5, 3:06 PM EST | Wind Advisory | FFC | 28 hr |
| Mar 18, 4:37 AM EDT | Dense Fog Advisory | FFC | 6 hr |
| Mar 31, 9:51 AM EDT | Tornado Watch | SPC | 6 hr |
| Mar 31, 2:46 PM EDT | Special Weather Statement | FFC | 29 min |
| Mar 31, 3:16 PM EDT | Special Weather Statement | FFC | 44 min |
| Apr 9, 6:43 AM EDT | Special Weather Statement | FFC | 32 min |
| Apr 9, 6:54 AM EDT | Severe Thunderstorm Warning | FFC | 40 min |
| Apr 9, 3:08 PM EDT | Red Flag Warning | FFC | 29 hr |
| Apr 11, 11:23 PM EDT | Wind Advisory | FFC | 35 hr |
| Apr 13, 2:39 AM EDT | Mesoscale Discussion | SPC | 96 min |
| Apr 13, 3:20 AM EDT | Tornado Watch | SPC | 8 hr |
| Apr 13, 3:35 AM EDT | Severe Thunderstorm Warning | FFC | 40 min |
| Apr 13, 4:03 AM EDT | Tornado Warning | FFC | 27 min |
| Apr 13, 4:10 AM EDT | Severe Thunderstorm Warning | FFC | 80 min |
| Apr 18, 3:57 PM EDT | Flash Flood Watch | FFC | 40 hr |
| Apr 19, 9:09 PM EDT | River Flood Warning | FFC | 6 days |
| Apr 19, 9:09 PM EDT | River Flood Warning | FFC | 21 days |
| Apr 19, 11:13 PM EDT | Tornado Watch | SPC | 10 hr |
| Apr 20, 12:11 AM EDT | Flash Flood Warning | FFC | 6 hr |
| Apr 26, 3:49 AM EDT | Wind Advisory | FFC | 17 hr |
| Apr 30, 11:22 PM EDT | River Flood Warning | FFC | 3 days |
| May 6, 3:39 AM EDT | Wind Advisory | FFC | 17 hr |
| May 10, 2:48 PM EDT | Fire Weather Watch | FFC | 13 hr |
| May 11, 3:45 AM EDT | Red Flag Warning | FFC | 16 hr |
| May 25, 3:01 PM EDT | Special Weather Statement | FFC | 44 min |
| Jun 10, 8:39 PM EDT | Special Weather Statement | FFC | 51 min |
| Jun 21, 8:35 PM EDT | Special Weather Statement | FFC | 40 min |
| Jun 23, 2:50 PM EDT | Special Weather Statement | FFC | 25 min |
| Jun 23, 7:06 PM EDT | Special Weather Statement | FFC | 24 min |
| Jun 24, 6:27 PM EDT | Mesoscale Discussion | SPC | 93 min |
| Jun 24, 6:52 PM EDT | Severe Thunderstorm Warning | FFC | 53 min |
| Jun 24, 7:20 PM EDT | Severe Thunderstorm Warning | FFC | 44 min |
| Jun 24, 7:24 PM EDT | Severe Thunderstorm Warning | FFC | 40 min |
| Jul 1, 2:26 PM EDT | Special Weather Statement | FFC | 49 min |
| Jul 1, 2:38 PM EDT | Severe Thunderstorm Warning | FFC | 67 min |
| Jul 15, 6:47 PM EDT | Severe Thunderstorm Warning | FFC | 28 min |
| Jul 20, 5:55 PM EDT | Special Weather Statement | FFC | 35 min |
| Jul 23, 8:01 PM EDT | Special Weather Statement | FFC | 29 min |
| Jul 24, 6:38 PM EDT | Special Weather Statement | FFC | 37 min |
| Jul 25, 6:53 PM EDT | Special Weather Statement | FFC | 37 min |
| Jul 25, 7:11 PM EDT | Severe Thunderstorm Warning | FFC | 34 min |
| Aug 6, 6:37 PM EDT | Special Weather Statement | FFC | 23 min |
| Aug 7, 5:51 PM EDT | Severe Thunderstorm Warning | FFC | 39 min |
| Aug 7, 6:47 PM EDT | Special Weather Statement | FFC | 58 min |
| Aug 8, 2:12 PM EDT | Special Weather Statement | FFC | 48 min |
| Aug 8, 2:28 PM EDT | Severe Thunderstorm Warning | FFC | 47 min |
| Aug 8, 3:34 PM EDT | Special Weather Statement | FFC | 41 min |
| Aug 10, 5:42 PM EDT | Severe Thunderstorm Warning | FFC | 48 min |
| Aug 10, 5:47 PM EDT | Special Weather Statement | FFC | 43 min |
| Aug 10, 6:16 PM EDT | Special Weather Statement | FFC | 44 min |
| Aug 11, 5:59 PM EDT | Special Weather Statement | FFC | 46 min |
| Aug 11, 6:03 PM EDT | Severe Thunderstorm Warning | FFC | 42 min |
| Aug 26, 6:48 PM EDT | Special Weather Statement | FFC | 42 min |
| Sep 11, 5:01 PM EDT | Special Weather Statement | FFC | 29 min |
| Sep 15, 3:24 PM EDT | Flash Flood Watch | FFC | 47 hr |
| Sep 16, 2:49 PM EDT | Wind Advisory | FFC | 19 hr |
| Sep 17, 5:39 AM EDT | River Flood Warning | FFC | 5 days |
| Sep 17, 1:31 PM EDT | River Flood Warning | FFC | 44 hr |
| Sep 21, 9:09 PM EDT | River Flood Warning | FFC | 23 hr |
| Oct 7, 5:10 AM EDT | Dense Fog Advisory | FFC | 6 hr |
| Oct 10, 6:03 PM EDT | Special Weather Statement | FFC | 27 min |
| Oct 10, 6:24 PM EDT | Tornado Warning | FFC | 36 min |
| Oct 10, 7:17 PM EDT | Mesoscale Discussion | SPC | 118 min |
| Oct 28, 8:43 PM EDT | Wind Advisory | FFC | 14 hr |
| Nov 2, 2:17 PM EST | Frost Advisory | FFC | 19 hr |
| Nov 15, 6:49 AM EST | Dense Fog Advisory | FFC | 4 hr |
| Nov 30, 3:55 AM EST | Wind Advisory | FFC | 9 hr |
| Dec 31, 6:22 AM EST | Dense Fog Advisory | FFC | 5 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 | 13 |
| Tornado Warning | 2 |
| Tornado Watch | 5 |
| Mesoscale Discussion | 9 |
| Special Weather Statement | 31 |
| Flooding | |
| Flash Flood Warning | 2 |
| River Flood Warning | 15 |
| Flash Flood Watch | 5 |
| Cold | |
| Frost Advisory | 1 |
| Wind and dust | |
| Wind Advisory | 8 |
| Fire | |
| Red Flag Warning | 2 |
| Fire Weather Watch | 1 |
| Fog and smoke | |
| Dense Fog Advisory | 6 |
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordForecastThe radar archive20192021
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.