Alert archive / Tennessee / Johnson County / 2020
Weather alerts in Johnson County, Tennessee, April 2020
18 weather alerts in April 2020, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
- Alerts
- 18
- Warnings
- 5
- Watches
- 2
- Advisories
- 8
- Busiest day
- April 13, 20204 alerts
Over time
By day
Days in UTC, the clock the archive keeps.
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 |
|---|---|---|---|
| Apr 8, 11:16 PM EDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Apr 9, 3:50 AM EDT | Special Weather Statement | MRX | 40 min |
| Apr 10, 3:32 PM EDT | High Wind Watch | MRX | 24 hr |
| Apr 11, 3:05 PM EDT | High Wind Warning | MRX | 40 hr |
| Apr 11, 9:32 PM EDT | Wind Advisory | MRX | 42 hr |
| Apr 13, 2:03 AM EDT | Areal Flood Advisory | MRX | 3 hr |
| Apr 13, 4:09 AM EDT | Flash Flood Warning | MRX | 3 hr |
| Apr 13, 7:13 AM EDT | Areal Flood Warning | MRX | 2 hr |
| Apr 13, 9:14 AM EDT | Areal Flood Warning | MRX | 6 hr |
| Apr 21, 2:35 AM EDT | Wind Advisory | MRX | 19 hr |
| Apr 21, 3:21 AM EDT | Frost Advisory | MRX | 31 hr |
| Apr 22, 3:16 PM EDT | High Wind Warning | MRX | 29 hr |
| Apr 23, 7:54 PM EDT | Wind Advisory | MRX | 6 hr |
| Apr 25, 11:09 PM EDT | Special Weather Statement | MRX | 66 min |
| Apr 28, 2:58 PM EDT | Wind Advisory | MRX | 31 hr |
| Apr 29, 6:32 PM EDT | Areal Flood Advisory | MRX | 4 hr |
| Apr 29, 7:16 PM EDT | Special Weather Statement | MRX | 74 min |
| Apr 29, 10:27 PM EDT | Areal Flood Advisory | MRX | 2 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 Watch | 1 |
| Special Weather Statement | 3 |
| Flooding | |
| Areal Flood Warning | 2 |
| Flash Flood Warning | 1 |
| Areal Flood Advisory | 3 |
| Cold | |
| Frost Advisory | 1 |
| Wind and dust | |
| High Wind Warning | 2 |
| High Wind Watch | 1 |
| Wind Advisory | 4 |
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. Warning verification from the Mesonet's Cow. Rebuilt daily.