Heat Builds in the West; Extremely Critical Fire Weather in the Northwest

A heat wave over the Southwest will intensify this week, peaking and expanding into the Intermountain West and northern High Plains this weekend. Critical to extremely critical fire weather conditions are forecast from the Northwest and the northern Great Basin this weekend. Particularly Dangerous Situation Red Flag Warnings have been issued. Read More >

Hazardous Weather Conditions

Hazardous Weather Outlook

Current conditions at

Gaithersburg - Montgomery County Airport (KGAI)

Lat: 39.17°NLon: 77.17°WElev: 495ft.

Light Rain

79°F

26°C

Humidity	94%
Wind Speed	SE 10 mph
Barometer	29.88 in (1012.5 mb)
Dewpoint	77°F (25°C)
Visibility	10.00 mi
Heat Index	83°F (28°C)
Last update	2 Aug 11:56 am EDT

More Information:

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

Extended Forecast for

2 Miles SSE Clarksburg MD

This Afternoon
High: 83 °F
Showers
Likely
Tonight
Low: 71 °F
Showers
Monday
High: 84 °F
Slight Chance
Showers then
Chance
T-storms
Monday Night
Low: 64 °F
Chance
T-storms then
Chance
Showers
Tuesday
High: 84 °F
Partly Sunny
Tuesday Night
Low: 67 °F
Mostly Cloudy
then Slight
Chance
Showers
Wednesday
High: 85 °F
Partly Sunny
then Chance
T-storms
Wednesday Night
Low: 71 °F
Chance
T-storms then
Mostly Cloudy
Thursday
High: 88 °F
Partly Sunny
then Chance
T-storms

Detailed Forecast

This Afternoon

Showers likely, with thunderstorms also possible after 2pm. Cloudy, with a high near 83. Southeast wind around 9 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

Tonight

Showers and thunderstorms, mainly before 3am, then a slight chance of thunderstorms after 4am. Low around 71. Southeast wind around 7 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

Monday

A slight chance of showers, then a chance of showers and thunderstorms after noon. Mostly cloudy, with a high near 84. Southwest wind 5 to 7 mph becoming west in the afternoon. Chance of precipitation is 50%.

Monday Night

A chance of showers and thunderstorms before 1am, then a chance of showers between 1am and 2am. Mostly cloudy, with a low around 64. Light north wind. Chance of precipitation is 30%.

Tuesday

Partly sunny, with a high near 84. Northeast wind around 5 mph.

Tuesday Night

A slight chance of showers after 2am. Mostly cloudy, with a low around 67. Chance of precipitation is 20%.

Wednesday

A slight chance of showers before 8am, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 85. Chance of precipitation is 30%.

Wednesday Night

A chance of showers and thunderstorms before 8pm. Mostly cloudy, with a low around 71. Chance of precipitation is 30%.

Thursday

A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 88. Chance of precipitation is 40%.

Thursday Night

A chance of showers and thunderstorms before 2am. Mostly cloudy, with a low around 71. Chance of precipitation is 30%.

Friday

A chance of showers and thunderstorms. Mostly sunny, with a high near 88. Chance of precipitation is 50%.

Friday Night

A chance of showers and thunderstorms. Mostly cloudy, with a low around 71. Chance of precipitation is 40%.

Saturday

Showers likely and possibly a thunderstorm. Partly sunny, with a high near 87. Chance of precipitation is 60%.