Alert archive / Virginia / Frederick County / 2020
Weather alerts in Frederick County, Virginia, July 2020
18 weather alerts in July 2020, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
- Alerts
- 18
- Warnings
- 8
- Watches
- 3
- Advisories
- 4
- Busiest day
- July 22, 202010 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 |
|---|---|---|---|
| Jul 6, 12:33 PM EDT | Mesoscale Discussion | SPC | 3 hr |
| Jul 6, 5:32 PM EDT | Severe Thunderstorm Warning | LWX | 43 min |
| Jul 8, 5:30 AM EDT | Dense Fog Advisory | LWX | 3 hr |
| Jul 10, 8:07 PM EDT | Severe Thunderstorm Warning | LWX | 38 min |
| Jul 18, 2:59 PM EDT | Heat Advisory | LWX | 29 hr |
| Jul 19, 2:47 PM EDT | Heat Advisory | LWX | 29 hr |
| Jul 21, 2:01 PM EDT | Mesoscale Discussion | SPC | 59 min |
| Jul 22, 12:07 AM EDT | Heat Advisory | LWX | 18 hr |
| Jul 22, 10:48 AM EDT | Mesoscale Discussion | SPC | 117 min |
| Jul 22, 12:01 PM EDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jul 22, 12:08 PM EDT | Severe Thunderstorm Warning | LWX | 39 min |
| Jul 22, 12:53 PM EDT | Severe Thunderstorm Warning | LWX | 52 min |
| Jul 22, 1:18 PM EDT | Severe Thunderstorm Warning | LWX | 42 min |
| Jul 22, 1:36 PM EDT | Flash Flood Watch | LWX | 4 hr |
| Jul 22, 1:50 PM EDT | Severe Thunderstorm Warning | LWX | 40 min |
| Jul 22, 2:07 PM EDT | Severe Thunderstorm Warning | LWX | 38 min |
| Jul 22, 2:22 PM EDT | Severe Thunderstorm Warning | LWX | 17 min |
| Jul 30, 10:01 PM EDT | Flash Flood Watch | LWX | 20 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 | 8 |
| Severe Thunderstorm Watch | 1 |
| Mesoscale Discussion | 3 |
| Flooding | |
| Flash Flood Watch | 2 |
| Heat | |
| Heat Advisory | 3 |
| Fog and smoke | |
| Dense Fog Advisory | 1 |
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.