Excessive Heat for the Southwest; Showers and Thunderstorms for Portions of the Plains and East Coast

Showers and thunderstorms are expected across the eastern two-thirds of the country today along and ahead of a cold front. Some of these storms may result in isolated incidences of severe weather, including flash flooding. Meanwhile, more records may be tied or broken as excessive heat across the California's Central Valley and much of the Desert Southwest continues. Read More >

Hazardous Weather Conditions

Current conditions at

Gaithersburg - Montgomery County Airport (KGAI)

Lat: 39.17°NLon: 77.17°WElev: 495ft.

Mostly Cloudy

85°F

29°C

Humidity	65%
Wind Speed	SW 10 G 16 mph
Barometer	29.59 in (1002.6 mb)
Dewpoint	72°F (22°C)
Visibility	10.00 mi
Heat Index	91°F (33°C)
Last update	6 Jun 2:56 pm EDT

More Information:

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

Extended Forecast for

2 Miles S Rockville MD

Severe T-storm Watch June 6, 03:08pm until June 6, 09:00pm

Click here for hazard details and duration

Severe T-storm Watch

Severe T-storm Watch June 6, 03:08pm until June 6, 09:00pm
NOW until 9:00pm Thu
Severe T-storm Watch
This Afternoon
High: 82 °F
Severe
Thunderstorms
Tonight
Low: 64 °F
Partly Cloudy
Friday
High: 81 °F
Sunny
Friday Night
Low: 58 °F
Mostly Clear
Saturday
High: 81 °F
Sunny
Saturday Night
Low: 63 °F
Partly Cloudy
Sunday
High: 81 °F
Partly Sunny
then Chance
Showers
Sunday Night
Low: 60 °F
Chance
Showers then
Mostly Clear

Detailed Forecast

This Afternoon

Showers likely and possibly a thunderstorm before 4pm, then a chance of showers and thunderstorms after 4pm. Some of the storms could be severe. Mostly cloudy, with a high near 82. West wind around 10 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Tonight

Partly cloudy, with a low around 64. Southwest wind around 6 mph becoming light and variable after midnight.

Friday

Sunny, with a high near 81. West wind 6 to 11 mph, with gusts as high as 20 mph.

Friday Night

Mostly clear, with a low around 58. Northwest wind 5 to 9 mph.

Saturday

Sunny, with a high near 81. West wind 6 to 10 mph.

Saturday Night

Partly cloudy, with a low around 63.

Sunday

A chance of showers after 2pm. Mostly sunny, with a high near 81. Chance of precipitation is 30%.