Flooding Risks from Tropical Moisture Across the Southeast and Southwest

Tropical moisture from Isaias and Rachel will impact portions of the Southeast and Southwest this weekend. Flash flooding, strong winds and even a threat for severe thunderstorms and tornadoes are possible. Meanwhile, strong winds and dry fuels are raising fire weather concerns across the central Great Basin and western High Plains. Across the northern Rockies, first winter storm of the season. Read More >

Current conditions at

Gaithersburg - Montgomery County Airport (KGAI)

Lat: 39.17°NLon: 77.17°WElev: 495ft.

Fair

56°F

13°C

Humidity	84%
Wind Speed	Calm
Barometer	30.39 in (1030.6 mb)
Dewpoint	51°F (11°C)
Visibility	10.00 mi
Last update	10 Oct 8:56 am EDT

More Information:

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

Extended Forecast for

Rockville MD

Today
High: 70 °F
Mostly Cloudy
Tonight
Low: 58 °F
Chance
Showers then
Showers
Likely
Sunday
High: 68 °F
Showers
Sunday Night
Low: 61 °F
Showers
Columbus Day
High: 72 °F
Chance
Showers then
Partly Sunny
Monday Night
Low: 57 °F
Partly Cloudy
Tuesday
High: 78 °F
Sunny
Tuesday Night
Low: 58 °F
Slight Chance
Showers
Wednesday
High: 69 °F
Mostly Sunny

Detailed Forecast

Today

Mostly cloudy, with a high near 70. East wind 3 to 8 mph.

Tonight

Showers likely, mainly after 3am. Cloudy, with a low around 58. East wind 7 to 9 mph, with gusts as high as 18 mph. Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.

Sunday

Showers, with thunderstorms also possible after 5pm. High near 68. East wind 13 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.

Sunday Night

Showers and possibly a thunderstorm. Low around 61. East wind 5 to 7 mph becoming west in the evening. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

Columbus Day

A chance of showers before 8am. Partly sunny, with a high near 72. Northwest wind 10 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 30%.

Monday Night

Partly cloudy, with a low around 57.

Tuesday

Sunny, with a high near 78.

Tuesday Night

A slight chance of showers before 2am. Partly cloudy, with a low around 58. Chance of precipitation is 20%.

Wednesday

Mostly sunny, with a high near 69.

Wednesday Night

Partly cloudy, with a low around 51.

Thursday

A slight chance of showers. Mostly sunny, with a high near 64. Chance of precipitation is 20%.