WASHINGTON – The National Weather Service has released a flash flood clock for most of the DC area at 12 noon on Sunday
A flash flood clock means that conditions can develop into a bolt of lightning lead tide. The clock will come into effect at 12:00 and is expected to be phased out at 2:00 on Monday.
Heavy rain showers and heavy rain are expected to hit the DC area on Sunday afternoon.
Thunderstorms that are able to produce heavy rain are possible again today. A flash flood watch was issued for parts of the area. Be prepared to seek protection when spending time outdoors. pic.twitter.com/IogNdot2zW
̵1; NWS DC / Baltimore (@NWS_BaltWash) May 27, 2018
"Sometime after about 1:30, you can expect something There are a few rain showers and thunderstorms, "said Storm Team 4 meteorologist Lauryn Ricketts
In some areas, there can be up to 1 to 3 inches of rain.
"I'm worried not only because of heavy rain, but also because of the lightning." Ricketts said. "I think there will be a lot of lightning going on with these storms, and the number of people out there and all the festivities that move me really worries me."
If you hear thunder, go inside.
"Do not seek refuge in the open air, especially in open tents or under trees," she said. "Try to get in. Even if your car is an available option, you want to be up there with the windows."
Sunday starts warm and humid with highs in the low to mid 80s.
Monday should be slightly drier However, there is still a 30% chance of some showers and occasional storms. Overall, the weather should be partly sunny on Monday and noticeably cooler with highs in the upper 70s and lower 80s.
Heavy rain showers and heavy rain are expected to hit the DC area from Sunday around 2:00 pm Some of the storms could turn out to be very serious.
If you go outside, look at the sky after 2 o'clock! We have heavy weather with heavy rainfall / many lightning. If you go to the pool, the sooner the better. You may also want to have a backup plan for every outdoor party! pic.twitter.com/UzeLy1tZ8Q
– Lauryn Ricketts May 27, 2018
It could be raining in some areas, but Ricketts said lightning is one of them for the area as well Threat like the heavy rain.
If you hear thunder, you should immediately go to the apartment. Do not try to seek shelter under a tent or tree.
Your car also works as a shelter, if that's your only option. Make sure your windows are rolled up.
Starting at noon on Sunday, a flash flood clock will be activated for the DC area, which will expire at 22.00
A flash flood clock means that conditions may develop leading to a flash flood.
The following areas will be affected by the flood watch until 2 am:
- Anne Arundel County
- Baltimore County
- Calvert County
- Carroll County  Charles County
- Harford County
- Howard County
- Montgomery County
- Prince George County
- St. Marys County
- Baltimore County
- City Baltimore
- Arlington County
- Culpeper County
- Loudoun County
- Fairfax County
- Fauquier County
- Prince William County  Rappahannock County
- Stafford County
- City of Alexandria
- City of Fairfax
- Falls Church
- Manassas Park
A flood warning was issued for the following counties:  Maryland
- East Central Howard County
- Southwestern Baltimore County
An emergency flood disaster has been enacted for the following counties:
- Ellicott City in Howard County  In Maryland, in Anne Arundel County, in southeastern Baltimore and in southeastern Baltimore County, a severe thunderstorm was suspended until 5pm
Rain is for me most beaches near the DC area are also projected.
The current beach weather and the current traffic conditions can be read on the weather page of WTOP.
On Sunday, the highs in the low 80s will be with a higher probability of rain. On Monday morning storms are possible, with heights close to 80 degrees.
Thunderstorms are in the forecast for Sunday and Monday, with expected highs near 80 degrees.
Sunday is partly cloudy, with a thunderstorm and a 87 degrees. Monday is cloudy and rainy with a high of 83 degrees
Rehoboth Beach, Delaware
Thunderstorms are expected to continue on Sundays and Mondays at heights near 80 degrees.
Bethany Beach, Delaware
Thunderstorms are expected on Sunday and Monday. The expected high on Sunday will be 85 and 79 degrees, and 75 degrees on Monday.
Duck, North Carolina
On Sunday the high is expected to reach 84 degrees with more clouds than the Sun. On Monday, the temperatures will fall slightly below 80 ° C in the rain.
Regardless of the weather, several parades and road closures will affect the trip on a holiday weekend.
AAA Mid-Atlantic said a record number of travelers is expected this weekend.
Motorcyclists race through the area on Sunday for the annual Rolling Thunder First Amendment Run.
Motorcyclists Should Leave North Pentagon Parking at 12:00 pm Participants will drive through the area of the National Mall and end at West Potomac Park, where they will pay tribute to the fallen.
In DC, the following road closures are available on Sunday from 10:30 to 16:00:  Constitution Avenue NW from 23rd Street NW to Third Street NW
- 23rd Street NW from Constitution Avenue NW to the Memorial Bridge
- Third Street NW from Constitution Avenue NW to Independence Avenue SW
- Independence Avenue SW from Third Street SW to 23rd Street SW
Parking is not allowed in these streets from 8:00 to 16:00 Sunday. Vehicles that have been parked along the route and injure the emergency parking signs will be provided with a ticket and towed away, police said in a press release.
In Arlington County, Washington Boulevard, Route 27, is off Interstate 395 to the Memorial Bridge from 7:00 am to 4:00 pm for the Rolling Thunder Motorcycle Rally
Remember that thousands of motorcyclists are in town and many more from the surrounding areas will arrive in convoys on Sunday morning. On some highways, such as the I-66, police are supposed to be near ramps so motorcyclists can travel to the Pentagon for the start of the rally.
Convoys of motorcycles are seen on most major roads.
For the most current traffic report, visit WTOPs traffic center. You can see a map of the last traffic conditions below.
The most recent traffic report can be found in the WTOP Traffic Center. You can see a map of the last traffic conditions below.
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