Showers and Storms in the East; Dangerously Hot and Dry in the West

Scattered showers and storms are expected across portions of the Central and Eastern U.S. through the end of the week. Meanwhile, dangerous heat will intensify across the Desert Southwest and Intermountain West. Hot, dry weather and increasing winds will allow elevated wildfire conditions to return to the northern Intermountain West, where air quality issues persist from ongoing fires. Read More >

Hazardous Weather Conditions

Hazardous Weather Outlook

Current conditions at

Gaithersburg - Montgomery County Airport (KGAI)

Lat: 39.17°NLon: 77.17°WElev: 495ft.

Fair with Haze

70°F

21°C

Humidity	NA
Wind Speed	Calm
Barometer	30.16 in (1022.1 mb)
Dewpoint	N/A
Visibility	6.00 mi
Last update	7 Aug 4:56 am EDT

More Information:

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

Extended Forecast for

3 Miles WNW North Potomac MD

Today
High: 89 °F
Patchy Fog
then Chance
T-storms
Tonight
Low: 70 °F
Showers
Likely and
Patchy Fog
then Patchy
Fog
Saturday
High: 90 °F
Patchy Fog
then Showers
Likely
Saturday Night
Low: 72 °F
Chance
T-storms then
Partly Cloudy
Sunday
High: 89 °F
Mostly Sunny
Sunday Night
Low: 72 °F
Partly Cloudy
Monday
High: 91 °F
Sunny
Monday Night
Low: 74 °F
Slight Chance
T-storms
Tuesday
High: 92 °F
Mostly Sunny
then Slight
Chance
T-storms

Detailed Forecast

Today

A chance of showers and thunderstorms, mainly after 4pm. Patchy fog before 8am. Otherwise, mostly sunny, with a high near 89. Calm wind becoming southwest 5 to 7 mph in the afternoon. Chance of precipitation is 30%.

Tonight

Showers likely and possibly a thunderstorm before 8pm, then a slight chance of showers and thunderstorms between 8pm and 10pm. Patchy fog before midnight, then patchy fog after 3am. Otherwise, mostly cloudy, with a low around 70. Light southwest wind. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Saturday

A chance of showers and thunderstorms before 3pm, then showers likely and possibly a thunderstorm between 3pm and 4pm, then a chance of showers and thunderstorms after 4pm. Patchy fog before 8am. Otherwise, mostly sunny, with a high near 90. Calm wind becoming southwest 5 to 7 mph in the afternoon. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Saturday Night

A chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 72. Southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%.

Sunday

Mostly sunny, with a high near 89. West wind 3 to 6 mph.

Sunday Night

Partly cloudy, with a low around 72.

Monday

Sunny, with a high near 91.

Monday Night

A slight chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 74. Chance of precipitation is 20%.

Tuesday

A slight chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 92. Chance of precipitation is 20%.

Tuesday Night

A chance of showers and thunderstorms, mainly between 8pm and 2am. Mostly cloudy, with a low around 72. Chance of precipitation is 40%.