Alert archive / Maryland / Calvert County / 2020
Weather alerts in Calvert County, Maryland, July 2020
40 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
- 40
- Warnings
- 18
- Watches
- 4
- Advisories
- 7
- Busiest day
- July 7, 20208 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 1, 12:29 PM EDT | Severe Thunderstorm Warning | LWX | 46 min |
| Jul 1, 1:07 PM EDT | Severe Thunderstorm Warning | LWX | 22 min |
| Jul 1, 1:46 PM EDT | Mesoscale Discussion | SPC | 119 min |
| Jul 1, 3:14 PM EDT | Severe Thunderstorm Warning | LWX | 17 min |
| Jul 5, 1:50 PM EDT | Mesoscale Discussion | SPC | 115 min |
| Jul 6, 12:33 PM EDT | Mesoscale Discussion | SPC | 3 hr |
| Jul 6, 12:41 PM EDT | Flash Flood Watch | LWX | 15 hr |
| Jul 6, 1:38 PM EDT | Severe Thunderstorm Watch | SPC | 9 hr |
| Jul 6, 4:33 PM EDT | Mesoscale Discussion | SPC | 117 min |
| Jul 6, 6:25 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Jul 6, 8:39 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Jul 6, 10:14 PM EDT | Severe Thunderstorm Warning | LWX | 46 min |
| Jul 6, 10:50 PM EDT | Flash Flood Warning | LWX | 4 hr |
| Jul 6, 10:57 PM EDT | Severe Thunderstorm Warning | LWX | 34 min |
| Jul 7, 12:10 AM EDT | Flash Flood Warning | LWX | 4 hr |
| Jul 7, 2:44 AM EDT | Areal Flood Warning | LWX | 6 hr |
| Jul 7, 4:06 AM EDT | Areal Flood Warning | LWX | 6 hr |
| Jul 7, 8:48 AM EDT | Areal Flood Warning | LWX | 9 hr |
| Jul 18, 2:59 PM EDT | Heat Advisory | LWX | 29 hr |
| Jul 19, 2:47 PM EDT | Excessive Heat Watch | LWX | 5 hr |
| Jul 19, 2:47 PM EDT | Heat Advisory | LWX | 29 hr |
| Jul 20, 8:34 AM EDT | Excessive Heat Warning | LWX | 11 hr |
| Jul 20, 8:06 PM EDT | Heat Advisory | LWX | 24 hr |
| Jul 21, 7:44 PM EDT | Severe Thunderstorm Warning | LWX | 61 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, 3:18 PM EDT | Mesoscale Discussion | SPC | 87 min |
| Jul 22, 4:05 PM EDT | Severe Thunderstorm Warning | LWX | 55 min |
| Jul 22, 4:34 PM EDT | Severe Thunderstorm Warning | LWX | 56 min |
| Jul 22, 4:55 PM EDT | Mesoscale Discussion | SPC | 95 min |
| Jul 23, 2:43 AM EDT | Heat Advisory | LWX | 16 hr |
| Jul 27, 7:31 PM EDT | Heat Advisory | LWX | 23 hr |
| Jul 28, 3:19 PM EDT | Mesoscale Discussion | SPC | 116 min |
| Jul 28, 5:19 PM EDT | Severe Thunderstorm Warning | LWX | 41 min |
| Jul 28, 5:57 PM EDT | Severe Thunderstorm Warning | LWX | 37 min |
| Jul 30, 1:06 PM EDT | Heat Advisory | LWX | 6 hr |
| Jul 30, 7:14 PM EDT | Severe Thunderstorm Warning | LWX | 46 min |
| Jul 30, 7:42 PM EDT | Severe Thunderstorm Warning | LWX | 48 min |
| Jul 31, 1:04 PM EDT | Mesoscale Discussion | SPC | 116 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 | 12 |
| Severe Thunderstorm Watch | 2 |
| Mesoscale Discussion | 11 |
| Flooding | |
| Areal Flood Warning | 3 |
| Flash Flood Warning | 2 |
| Flash Flood Watch | 1 |
| Heat | |
| Excessive Heat Warning | 1 |
| Excessive Heat Watch | 1 |
| Heat Advisory | 7 |
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.