Areas of Severe Thunderstorms, Excessive Rainfall, and Extreme Heat Wednesday

In the Upper Midwest, heavy to excessive rain may bring flash and urban flooding through Wednesday. Scattered severe thunderstorms capable of large hail and damaging wind gusts are possible from the central High Plains into the Upper Midwest Wednesday. Extreme heat is ongoing over the Desert Southwest through Thursday. Read More >

Current conditions at

Gaithersburg - Montgomery County Airport (KGAI)

Lat: 39.17°NLon: 77.17°WElev: 495ft.

Light Rain

73°F

23°C

Humidity	NA
Wind Speed	Vrbl 3 mph
Barometer	30.05 in (1018.6 mb)
Dewpoint	N/A
Visibility	3.00 mi
Last update	7 Jul 10:56 pm EDT

More Information:

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

Extended Forecast for

2 Miles SE Damascus MD

Tonight
Low: 67 °F
Scattered
Showers and
Patchy Fog
Wednesday
High: 80 °F
Chance
Showers and
Patchy Fog
then Partly
Sunny
Wednesday Night
Low: 68 °F
Mostly Cloudy
then Showers
Likely
Thursday
High: 85 °F
Showers
Likely then
T-storms
Thursday Night
Low: 68 °F
Showers then
Slight Chance
Showers
Friday
High: 87 °F
Mostly Sunny
then Chance
T-storms
Friday Night
Low: 68 °F
Chance
T-storms
Saturday
High: 83 °F
Chance
Showers then
Chance
T-storms
Saturday Night
Low: 65 °F
Chance
T-storms

Detailed Forecast

Tonight

Scattered showers and thunderstorms. Patchy fog after midnight. Otherwise, mostly cloudy, with a low around 67. East wind 3 to 5 mph. Chance of precipitation is 40%.

Wednesday

A chance of showers, mainly before 8am. Patchy fog before 10am. Otherwise, mostly cloudy, with a high near 80. East wind 3 to 5 mph. Chance of precipitation is 30%.

Wednesday Night

Showers likely and possibly a thunderstorm, mainly after 5am. Mostly cloudy, with a low around 68. Light south wind. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Thursday

Showers likely and possibly a thunderstorm before 11am, then a chance of showers and thunderstorms between 11am and 2pm, then showers and possibly a thunderstorm after 2pm. High near 85. South wind 5 to 7 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Thursday Night

Showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am. Low around 68. Light southwest wind. Chance of precipitation is 80%.

Friday

A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 87. Chance of precipitation is 50%.

Friday Night

A chance of showers and thunderstorms before 2am, then a slight chance of showers. Mostly cloudy, with a low around 68. Chance of precipitation is 30%.

Saturday

A chance of showers, with thunderstorms also possible after 2pm. Partly sunny, with a high near 83. Chance of precipitation is 40%.

Saturday Night

A chance of showers and thunderstorms, mainly before 8pm. Mostly cloudy, with a low around 65. Chance of precipitation is 30%.

Sunday

A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 79. Chance of precipitation is 30%.

Sunday Night

A chance of showers and thunderstorms. Mostly cloudy, with a low around 65. Chance of precipitation is 30%.

Monday

A slight chance of showers and thunderstorms. Mostly sunny, with a high near 83. Chance of precipitation is 20%.

Monday Night

Mostly clear, with a low around 66.