Alert archive / Virginia / Loudoun County / 2011
Weather alerts in Loudoun County, Virginia, August 2011
36 weather alerts in August 2011, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
- Alerts
- 36
- Warnings
- 15
- Watches
- 1
- Advisories
- 0
- Busiest day
- August 21, 201110 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 |
|---|---|---|---|
| Aug 1, 3:22 PM EDT | Mesoscale Discussion | SPC | 83 min |
| Aug 1, 4:01 PM EDT | Special Weather Statement | LWX | 29 min |
| Aug 1, 4:50 PM EDT | Special Weather Statement | LWX | 40 min |
| Aug 1, 4:54 PM EDT | Severe Thunderstorm Warning | LWX | 51 min |
| Aug 1, 5:57 PM EDT | Flash Flood Warning | LWX | 119 min |
| Aug 1, 6:13 PM EDT | Severe Thunderstorm Warning | LWX | 47 min |
| Aug 1, 6:16 PM EDT | Severe Thunderstorm Warning | LWX | 44 min |
| Aug 1, 7:02 PM EDT | Special Weather Statement | LWX | 28 min |
| Aug 3, 6:01 AM EDT | Severe Thunderstorm Warning | LWX | 31 min |
| Aug 7, 12:52 PM EDT | Mesoscale Discussion | SPC | 53 min |
| Aug 13, 2:07 PM EDT | Mesoscale Discussion | SPC | 113 min |
| Aug 13, 3:17 PM EDT | Severe Thunderstorm Warning | LWX | 30 min |
| Aug 14, 3:47 PM EDT | Mesoscale Discussion | SPC | 58 min |
| Aug 14, 7:44 PM EDT | Severe Thunderstorm Warning | LWX | 42 min |
| Aug 14, 9:15 PM EDT | Severe Thunderstorm Warning | LWX | 22 min |
| Aug 18, 5:34 PM EDT | Special Weather Statement | LWX | 26 min |
| Aug 18, 5:55 PM EDT | Severe Thunderstorm Warning | LWX | 50 min |
| Aug 18, 7:17 PM EDT | Severe Thunderstorm Warning | LWX | 43 min |
| Aug 18, 8:00 PM EDT | Severe Thunderstorm Warning | LWX | 45 min |
| Aug 18, 8:52 PM EDT | Special Weather Statement | LWX | 23 min |
| Aug 18, 9:24 PM EDT | Special Weather Statement | LWX | 36 min |
| Aug 18, 10:45 PM EDT | Special Weather Statement | LWX | 30 min |
| Aug 18, 11:16 PM EDT | Special Weather Statement | LWX | 29 min |
| Aug 19, 3:13 PM EDT | Mesoscale Discussion | SPC | 62 min |
| Aug 19, 6:05 PM EDT | Special Weather Statement | LWX | 25 min |
| Aug 19, 6:29 PM EDT | Special Weather Statement | LWX | 31 min |
| Aug 21, 11:54 AM EDT | Mesoscale Discussion | SPC | 2 hr |
| Aug 21, 12:33 PM EDT | Special Weather Statement | LWX | 27 min |
| Aug 21, 12:52 PM EDT | Severe Thunderstorm Watch | SPC | 8 hr |
| Aug 21, 1:00 PM EDT | Special Weather Statement | LWX | 30 min |
| Aug 21, 1:12 PM EDT | Severe Thunderstorm Warning | LWX | 48 min |
| Aug 21, 1:24 PM EDT | Severe Thunderstorm Warning | LWX | 51 min |
| Aug 21, 1:40 PM EDT | Severe Thunderstorm Warning | LWX | 50 min |
| Aug 21, 1:50 PM EDT | Severe Thunderstorm Warning | LWX | 40 min |
| Aug 21, 7:12 PM EDT | Mesoscale Discussion | SPC | 63 min |
| Aug 21, 7:53 PM EDT | Special Weather Statement | LWX | 7 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 | 14 |
| Severe Thunderstorm Watch | 1 |
| Mesoscale Discussion | 7 |
| Special Weather Statement | 13 |
| Flooding | |
| Flash Flood Warning | 1 |
Nearby
Alerts in force nowTornadoes on recordForecastThe radar archive20102012
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.