Alert archive / Maryland / Frederick County / 2024
Weather alerts in Frederick County, Maryland, August 2024
33 weather alerts in August 2024, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
- Alerts
- 33
- Warnings
- 11
- Watches
- 9
- Advisories
- 2
- Busiest day
- August 9, 20249 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, 12:01 PM EDT | Heat Advisory | LWX | 32 hr |
| Aug 1, 2:53 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Aug 3, 12:56 PM EDT | Mesoscale Discussion | SPC | 94 min |
| Aug 3, 1:20 PM EDT | Severe Thunderstorm Watch | SPC | 8 hr |
| Aug 3, 2:53 PM EDT | Mesoscale Discussion | SPC | 67 min |
| Aug 3, 3:11 PM EDT | Severe Thunderstorm Warning | LWX | 31 min |
| Aug 3, 3:51 PM EDT | Severe Thunderstorm Warning | LWX | 39 min |
| Aug 3, 6:13 PM EDT | Severe Thunderstorm Warning | LWX | 32 min |
| Aug 6, 6:31 PM EDT | Mesoscale Discussion | SPC | 89 min |
| Aug 7, 2:43 PM EDT | Flood Watch | LWX | 45 hr |
| Aug 7, 7:04 PM EDT | Flash Flood Warning | LWX | 72 min |
| Aug 8, 11:49 AM EDT | River Flood Watch | LWX | 44 hr |
| Aug 8, 11:49 AM EDT | River Flood Watch | LWX | 40 hr |
| Aug 8, 6:37 PM EDT | Tornado Watch | SPC | 12 hr |
| Aug 8, 8:38 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Aug 8, 11:04 PM EDT | Mesoscale Discussion | SPC | 116 min |
| Aug 9, 1:50 AM EDT | Flash Flood Warning | LWX | 3 hr |
| Aug 9, 4:36 AM EDT | Areal Flood Warning | LWX | 4 hr |
| Aug 9, 4:38 AM EDT | Mesoscale Discussion | SPC | 3 hr |
| Aug 9, 6:17 AM EDT | Tornado Watch | SPC | 8 hr |
| Aug 9, 8:48 AM EDT | Flash Flood Warning | LWX | 95 min |
| Aug 9, 10:20 AM EDT | Areal Flood Warning | LWX | 6 hr |
| Aug 9, 10:23 AM EDT | Areal Flood Warning | LWX | 3 hr |
| Aug 18, 1:09 PM EDT | Mesoscale Discussion | SPC | 96 min |
| Aug 18, 2:02 PM EDT | Severe Thunderstorm Watch | SPC | 8 hr |
| Aug 18, 4:30 PM EDT | Mesoscale Discussion | SPC | 90 min |
| Aug 27, 2:36 PM EDT | Heat Advisory | LWX | 28 hr |
| Aug 29, 10:59 AM EDT | Flood Watch | LWX | 12 hr |
| Aug 29, 1:20 PM EDT | Mesoscale Discussion | SPC | 115 min |
| Aug 29, 3:54 PM EDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Aug 29, 5:13 PM EDT | Severe Thunderstorm Warning | LWX | 47 min |
| Aug 29, 5:40 PM EDT | Mesoscale Discussion | SPC | 95 min |
| Aug 29, 5:56 PM EDT | Severe Thunderstorm Warning | LWX | 49 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 | 5 |
| Severe Thunderstorm Watch | 3 |
| Tornado Watch | 2 |
| Mesoscale Discussion | 11 |
| Flooding | |
| Areal Flood Warning | 3 |
| Flash Flood Warning | 3 |
| Flood Watch | 2 |
| River Flood Watch | 2 |
| Heat | |
| Heat Advisory | 2 |
Nearby
Alerts in force nowTornadoes on recordForecastThe radar archive20232025
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.