Flash Flood Watch Issued; Severe Weather Possible Tonight & Thursday

HAGERSTOWN, MD (WHAG) - After some quiet weather on Tuesday, things could be getting active through the nighttime hours tonight and through Thursday.

The National Weather Service in Baltimore/Washington, D.C., State College, Pennsylvania and Pittsburgh, Pennsylvania have issued a Flash Flood Watch for the entire WHAG Viewing Area through late Thursday Night.

The Storm Prediction Center has also placed the area under a Slight Risk for severe weather through Wednesday Evening, as well as on Thursday Afternoon and Evening.  Extreme Eastern Frederick County, MD and Loudoun County, VA are under a Moderate Risk for severe weather on Thursday Afternoon and Evening.

The National Weather Service in Baltimore/Washington is saying that there is the potential for a significant severe weather & flash flooding event Thursday Afternoon and Evening.

Showers and thunderstorms are forecast to develop tonight and could be severe, as well as again on Thursday. There also could be a strong line of thunderstorms that moves through the area late tonight and into the early hours of Thursday Morning.

This is the time to be weather aware and have an action plan together of what you and your family should do if severe weather threatens your area.

Severe Weather Watches:

A watch means conditions are right for dangerous weather. In other words, a "watch" means watch out for what the weather could do, be ready to act.

A Tornado Watch means that conditions are favorable for the development of severe weather including tornadoes, in and close to the watch area.

A Severe Thunderstorm Watch means that conditions are favorable for the development of severe weather including hail greater than 1" in diameter, and thunderstorm wind gusts above 74 MPH, in and close to the watch area.

For either kind of event, a watch means you should keep up with the weather and be ready to act.

Severe Weather Warnings:

A warning means that that the severe weather is imminent or will be occurring shortly.

A Tornado Warning means that a tornado has been detected by National Weather Service Doppler Radar or has been spotted by trained weather spotters. Take shelter immediately!

  • Move to the lowest floor of your house, such as a basement, and stay away from windows.
  • If a basement is not available, then move to the inner most portion of your house away from windows, such as a bathroom or closet. 
  • If time, take something such as a pillow, or other object to protect your head from flying debris.

A Severe Thunderstorm Warning means that a thunderstorm has been detected by National Weather Service Doppler Radar and/or one of the following severe weather reports has been received:

  • Thunderstorm wind gusts about 64 MPH
  • Hail greater than 1" in diameter (Severe thunderstorms can produce hail as big as baseballs or eggs...)

Stay with the WHAG Weather Team on Facebook and Twitter for the latest details during any severe weather event...

Meteorologist Bryan Tolle:  Facebook / Twitter
Meteorologist Alan Auglis:  Facebook / Twitter
Meteorologist Dan Peck:  FacebookTwitter
WHAG Weather Alert Network:  Facebook / Twitter

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