Heavy Rain From the Central Plains to the Mid-Atlantic; Heat Wave Begins This Weekend

Strong to severe thunderstorms and heavy rain will impact portions of the central Plains into the Upper Midwest and the Mid-Atlantic through the weekend. A stretch of unusually hot and humid weather is expected across portions of the central U.S. and the Southeast beginning this weekend and continuing through next week. The heat may reach dangerous levels, particularly mid to late next week. Read More >

Hazardous Weather Conditions

Hazardous Weather Outlook

Current conditions at

Gaithersburg - Montgomery County Airport (KGAI)

Lat: 39.17°NLon: 77.17°WElev: 495ft.

Overcast

73°F

23°C

Humidity	NA
Wind Speed	Calm
Barometer	30.07 in (1019.0 mb)
Dewpoint	N/A
Visibility	10.00 mi
Last update	19 Jul 3:56 am EDT

More Information:

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

Extended Forecast for

4 Miles SSW Boyds MD

Overnight
Low: 71 °F
Isolated
Showers
Saturday
High: 86 °F
Patchy Fog
then Showers
Likely
Saturday Night
Low: 72 °F
Chance
T-storms then
Mostly Cloudy
Sunday
High: 92 °F
Mostly Sunny
then Chance
T-storms
Sunday Night
Low: 69 °F
Chance
T-storms then
Partly Cloudy
Monday
High: 84 °F
Sunny
Monday Night
Low: 63 °F
Mostly Clear
Tuesday
High: 83 °F
Sunny
Tuesday Night
Low: 66 °F
Mostly Clear

Detailed Forecast

Overnight

Isolated showers. Mostly cloudy, with a low around 71. Calm wind. Chance of precipitation is 20%.

Saturday

A chance of showers and thunderstorms before 2pm, then showers likely and possibly a thunderstorm between 2pm and 3pm, then a chance of showers and thunderstorms after 3pm. Patchy fog before 8am. Otherwise, mostly cloudy, with a high near 86. Light and variable wind. 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, mainly before 8pm. Mostly cloudy, with a low around 72. Light south wind. Chance of precipitation is 30%.

Sunday

A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 92. Calm wind becoming west 5 to 8 mph in the morning. Chance of precipitation is 40%.

Sunday Night

A chance of showers and thunderstorms before 8pm. Mostly cloudy, with a low around 69. Northwest wind around 6 mph. Chance of precipitation is 30%.

Monday

Sunny, with a high near 84.

Monday Night

Mostly clear, with a low around 63.

Tuesday

Sunny, with a high near 83.

Tuesday Night

Mostly clear, with a low around 66.

Wednesday

Mostly sunny, with a high near 87.