Moke Impacts Hawaii; Severe Thunderstorms and Heavy Rainfall from the Great Basin to the Plains

Heavy rain and gusty winds from Tropical Storm Moke will impact the Big Island into Monday, risking life-threatening flooding and mudslides in windward and southeast areas. Severe thunderstorms are expected across the northern Rockies/Plains and northern Great Basin. Dangerous heat persists across the Southern Plains and Lower Mississippi Valley, building further into the Southwest by midweek. Read More >

Current conditions at

Gaithersburg - Montgomery County Airport (KGAI)

Lat: 39.17°NLon: 77.17°WElev: 495ft.

Fair

65°F

18°C

Humidity	78%
Wind Speed	Calm
Barometer	29.96 in (1015.4 mb)
Dewpoint	58°F (14°C)
Visibility	10.00 mi
Last update	23 Aug 9:56 pm EDT

More Information:

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

Extended Forecast for

Rockville MD

Tonight
Low: 60 °F
Mostly Clear
Monday
High: 81 °F
Sunny
Monday Night
Low: 59 °F
Mostly Clear
Tuesday
High: 83 °F
Sunny
Tuesday Night
Low: 62 °F
Mostly Clear
Wednesday
High: 86 °F
Mostly Sunny
Wednesday Night
Low: 69 °F
Chance
Showers
Thursday
High: 86 °F
Chance
Showers then
Showers
Likely
Thursday Night
Low: 68 °F
Showers
Likely then
Chance
T-storms

Detailed Forecast

Tonight

Mostly clear, with a low around 60. Northwest wind around 5 mph becoming calm in the evening.

Monday

Sunny, with a high near 81. Light west wind increasing to 5 to 9 mph in the morning. Winds could gust as high as 18 mph.

Monday Night

Mostly clear, with a low around 59. Northwest wind around 5 mph becoming calm in the evening.

Tuesday

Sunny, with a high near 83. West wind 3 to 7 mph.

Tuesday Night

Mostly clear, with a low around 62. Calm wind.

Wednesday

Mostly sunny, with a high near 86.

Wednesday Night

A chance of showers. Mostly cloudy, with a low around 69. Chance of precipitation is 40%.

Thursday

A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 86. Chance of precipitation is 60%.

Thursday Night

Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am. Mostly cloudy, with a low around 68. Chance of precipitation is 60%.

Friday

A slight chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 86. Chance of precipitation is 20%.

Friday Night

Partly cloudy, with a low around 68.

Saturday

Mostly sunny, with a high near 84.

Saturday Night

Partly cloudy, with a low around 67.

Sunday

A slight chance of showers and thunderstorms. Mostly sunny, with a high near 84. Chance of precipitation is 20%.