Severe Thunderstorms in the Midwest and Arizona; Heat Continues in the Southeast and Southwest

Thunderstorms, some severe, may lead to scattered instances of flash flooding across the Midwest and Ohio Valley and southern Arizona. The threat will shift to the Mid-Atlantic coast on Thursday. Dangerous heat persists in the South and Southeast while building into the Southwest. Overnight lows will be so warm that little-to-no relief from the scorching daytime highs will be available. Read More >

Current conditions at

Patuxent River, Naval Air Station (KNHK)

Lat: 38.28°NLon: 76.41°WElev: 39ft.

Fair

75°F

24°C

Humidity	84%
Wind Speed	S 7 mph
Barometer	29.95 in (1014.2 mb)
Dewpoint	70°F (21°C)
Visibility	10.00 mi
Last update	19 Aug 11:52 pm EDT

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Extended Forecast for

Trappe MD

Overnight
Low: 73 °F
Mostly Clear
Thursday
High: 86 °F
Slight Chance
T-storms then
Showers
Likely
Thursday Night
Low: 68 °F
Showers then
Chance
Showers
Friday
High: 82 °F
Mostly Cloudy
then Chance
Showers
Friday Night
Low: 68 °F
Showers
Saturday
High: 82 °F
Showers
Saturday Night
Low: 70 °F
Chance
T-storms
Sunday
High: 84 °F
Mostly Sunny
Sunday Night
Low: 68 °F
Partly Cloudy

Detailed Forecast

Overnight

Mostly clear, with a low around 73. Calm wind.

Thursday

Showers and thunderstorms likely, mainly before 4pm, then showers likely and possibly a thunderstorm after 5pm. Increasing clouds, with a high near 86. Calm wind becoming south around 5 mph in the morning. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

Thursday Night

Showers and possibly a thunderstorm before 10pm, then a chance of showers and thunderstorms between 10pm and 2am, then a slight chance of showers after 2am. Low around 68. Southeast wind around 5 mph becoming calm. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.

Friday

A chance of showers after 2pm. Mostly cloudy, with a high near 82. North wind around 5 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

Friday Night

Showers and thunderstorms likely before 2am, then showers and possibly a thunderstorm between 2am and 5am, then showers after 5am. Low around 68. Northeast wind around 5 mph becoming calm. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

Saturday

Showers, with thunderstorms also possible after 8am. High near 82. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Saturday Night

A chance of showers and thunderstorms before 2am. Mostly cloudy, with a low around 70. Chance of precipitation is 30%.

Sunday

Mostly sunny, with a high near 84.

Sunday Night

Partly cloudy, with a low around 68.

Monday

Sunny, with a high near 83.

Monday Night

Mostly clear, with a low around 66.

Tuesday

Sunny, with a high near 82.