Alert archive / Maryland / Frederick County / 2004
Weather alerts in Frederick County, Maryland, September 2004
12 weather alerts in September 2004, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
- Alerts
- 12
- Warnings
- 5
- Watches
- 3
- Advisories
- 0
- Busiest day
- September 17, 20047 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 |
|---|---|---|---|
| Sep 8, 6:40 PM EDT | Tornado Watch | SPC | 5 hr |
| Sep 8, 8:30 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Sep 17, 3:33 PM EDT | Mesoscale Discussion | SPC | 117 min |
| Sep 17, 3:50 PM EDT | Tornado Watch | SPC | 4 hr |
| Sep 17, 5:57 PM EDT | Tornado Warning | LWX | 63 min |
| Sep 17, 6:19 PM EDT | Mesoscale Discussion | SPC | 116 min |
| Sep 17, 6:46 PM EDT | Tornado Warning | LWX | 59 min |
| Sep 17, 6:50 PM EDT | Tornado Watch | SPC | 5 hr |
| Sep 17, 7:42 PM EDT | Tornado Warning | LWX | 33 min |
| Sep 17, 9:58 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Sep 28, 1:59 PM EDT | Flash Flood Warning | LWX | 4 hr |
| Sep 28, 5:54 PM EDT | Flash Flood Warning | LWX | 3 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 | |
| Tornado Warning | 3 |
| Tornado Watch | 3 |
| Mesoscale Discussion | 4 |
| Flooding | |
| Flash Flood Warning | 2 |
Nearby
Alerts in force nowTornadoes on recordForecastThe radar archive20032005
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.