Sinlaku Continues to Impact the Marianas; Severe Weather for the Central Plains and Northeast; Record Warmth for mid-Atlantic to Southeast

Sinlaku continues to affect the Marianas as it moves north through Friday. Meanwhile, severe thunderstorms are expected from the Northeast to the Mid-Mississippi Valley today and for the Central/Southern Plains on Friday. Considerable flooding impacts are ongoing in the Upper Great Lakes, and expected to continue through the weekend. Fire weather concerns persist in the Plains. Read More >

Hazardous Weather Conditions

Current conditions at

Gaithersburg - Montgomery County Airport (KGAI)

Lat: 39.17°NLon: 77.17°WElev: 495ft.

Fair

90°F

32°C

Humidity	32%
Wind Speed	S 9 G 21 mph
Barometer	29.81 in (1010.0 mb)
Dewpoint	56°F (13°C)
Visibility	10.00 mi
Heat Index	88°F (31°C)
Last update	16 Apr 3:56 pm EDT

More Information:

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

Extended Forecast for

Rockville MD

Tonight
Low: 67 °F
Partly Cloudy
then Chance
Showers
Friday
High: 81 °F
Chance
Showers then
Sunny
Friday Night
Low: 60 °F
Mostly Clear
Saturday
High: 86 °F
Mostly Sunny
Saturday Night
Low: 59 °F
Showers
Likely
Sunday
High: 61 °F
Showers
Likely
Sunday Night
Low: 39 °F
Chance
Showers then
Partly Cloudy
Monday
High: 53 °F
Sunny
Monday Night
Low: 34 °F
Mostly Clear

Detailed Forecast

Tonight

A chance of showers, mainly after 2am. Increasing clouds, with a low around 67. Southwest wind 6 to 11 mph becoming northwest in the evening. Winds could gust as high as 21 mph. Chance of precipitation is 30%.

Friday

A chance of showers, mainly before 11am. Mostly sunny, with a high near 81. Northwest wind around 7 mph. Chance of precipitation is 30%.

Friday Night

Mostly clear, with a low around 60. Light and variable wind.

Saturday

Mostly sunny, with a high near 86. Light east wind becoming south 5 to 9 mph in the morning.

Saturday Night

Showers likely, mainly after 2am. Mostly cloudy, with a low around 59. Southeast wind 6 to 10 mph, with gusts as high as 18 mph. Chance of precipitation is 60%.

Sunday

Showers likely, mainly before 2pm. Mostly cloudy, with a high near 61. Chance of precipitation is 70%.

Sunday Night

A chance of showers before 8pm. Partly cloudy, with a low around 39. Chance of precipitation is 30%.

Monday

Sunny, with a high near 53.

Monday Night

Mostly clear, with a low around 34.

Tuesday

Sunny, with a high near 64.

Tuesday Night

Mostly clear, with a low around 53.