Thunderstorms and Heavy Rains Across Portions of the Central and Eastern US; Heat Expands to Portions of the East

Widespread showers and thunderstorms, some severe, may produce heavy downpours and flash flooding across much of the eastern and central U.S. Dangerous heat will continue in the Pacific Northwest and expand across portions of the East. Deep tropical moisture and associated thunderstorms will bring heavy rainfall and localized flash flooding across portions of Florida into the central Gulf Coast. Read More >

Hazardous Weather Conditions

Hazardous Weather Outlook

Current conditions at

Patuxent River, Naval Air Station (KNHK)

Lat: 38.28°NLon: 76.41°WElev: 39ft.

Fair

78°F

26°C

Humidity	85%
Wind Speed	SW 5 mph
Barometer	30.06 in (1017.9 mb)
Dewpoint	73°F (23°C)
Visibility	10.00 mi
Heat Index	80°F (27°C)
Last update	16 Jul 2:52 am EDT

More Information:

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

Extended Forecast for

Cambridge MD

Overnight
Low: 75 °F
Mostly Cloudy
Wednesday
High: 90 °F
Partly Sunny
then Chance
T-storms
Wednesday Night
Low: 77 °F
Chance
T-storms
Thursday
High: 94 °F
Mostly Sunny
then Slight
Chance
T-storms
Thursday Night
Low: 79 °F
Slight Chance
T-storms then
Partly Cloudy
Friday
High: 91 °F
Mostly Sunny
then Chance
T-storms
Friday Night
Low: 72 °F
Chance
T-storms then
Chance
Showers
Saturday
High: 87 °F
Partly Sunny
then Chance
Showers
Saturday Night
Low: 74 °F
Chance
T-storms

Detailed Forecast

Overnight

Mostly cloudy, with a low around 75. Calm wind.

Wednesday

A chance of showers and thunderstorms, mainly after 3pm. Partly sunny, with a high near 90. Heat index values as high as 102. Southwest wind 5 to 11 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Wednesday Night

A chance of showers and thunderstorms before 2am, then a slight chance of showers between 2am and 3am. Mostly cloudy, with a low around 77. Southwest wind 6 to 9 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Thursday

A slight chance of showers, with thunderstorms also possible after 5pm. Mostly sunny, with a high near 94. Heat index values as high as 104. Southwest wind 11 to 14 mph. Chance of precipitation is 20%.

Thursday Night

A slight chance of showers and thunderstorms before 11pm. Partly cloudy, with a low around 79. Southwest wind 6 to 8 mph. Chance of precipitation is 20%.

Friday

A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 91. Chance of precipitation is 30%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Friday Night

A chance of showers and thunderstorms before 11pm, then a chance of showers between 11pm and 2am. Mostly cloudy, with a low around 72. Chance of precipitation is 30%.

Saturday

A chance of showers after 2pm. Partly sunny, with a high near 87. Chance of precipitation is 40%.

Saturday Night

A chance of showers before 8pm, then a chance of showers and thunderstorms between 8pm and 2am, then a chance of showers after 2am. Mostly cloudy, with a low around 74. Chance of precipitation is 40%.

Sunday

A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 89. Chance of precipitation is 60%.

Sunday Night

Showers and thunderstorms likely. Mostly cloudy, with a low around 72. Chance of precipitation is 60%.

Monday

A chance of showers and thunderstorms. Mostly sunny, with a high near 87. Chance of precipitation is 30%.

Monday Night

A chance of showers and thunderstorms. Mostly cloudy, with a low around 71. Chance of precipitation is 30%.

Tuesday

A chance of showers. Partly sunny, with a high near 86. Chance of precipitation is 30%.