Severe Thunderstorms in the Central U.S.; Heavy to Excessive Rainfall in the Ohio Valley and Central Appalachians

Severe thunderstorms producing damaging winds, hail, and a few tornadoes are expected through Tuesday across parts of the central Plains and lower to mid Missouri Valley. Heavy to excessive rainfall could produce flooding across portions of the Ohio Valley into the Central Appalachians through Tuesday. Read More >

Hazardous Weather Conditions

Current conditions at

Gaithersburg - Montgomery County Airport (KGAI)

Lat: 39.17°NLon: 77.17°WElev: 495ft.

Fog

66°F

19°C

Humidity	NA
Wind Speed	Vrbl 3 mph
Barometer	30.04 in (1018.2 mb)
Dewpoint	N/A
Visibility	0.50 mi
Last update	17 Jun 8:56 am EDT

More Information:

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

Extended Forecast for

Montgomery Village MD

Flood Watch June 17, 05:00pm until June 18, 12:00am

Click here for hazard details and duration

Flood Watch

Today
High: 81 °F
Cloudy then
Chance
T-storms
Tonight
Low: 71 °F
Heavy Rain
then Chance
Showers
Wednesday
High: 89 °F
Chance
Showers then
T-storms
Wednesday Night
Low: 72 °F
Showers then
Mostly Clear
Juneteenth
High: 91 °F
Slight Chance
Showers then
Showers
Likely
Thursday Night
Low: 65 °F
Showers
Likely then
Slight Chance
Showers
Friday
High: 86 °F
Sunny
Friday Night
Low: 67 °F
Partly Cloudy
Saturday
High: 91 °F
Mostly Sunny

Detailed Forecast

Today

A chance of rain before 2pm, then a chance of showers and thunderstorms, mainly after 3pm. Mostly cloudy, with a high near 81. South wind 5 to 7 mph. Chance of precipitation is 30%.

Tonight

A chance of showers and thunderstorms before 2am, then a slight chance of showers. Some of the storms could produce heavy rainfall. Mostly cloudy, with a low around 71. Southeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 40%.

Wednesday

A chance of showers before 11am, then a chance of showers and thunderstorms between 11am and 2pm, then showers and possibly a thunderstorm after 2pm. High near 89. Southwest wind 5 to 8 mph. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Wednesday Night

Showers and possibly a thunderstorm before 8pm. Low around 72. Southwest wind 3 to 5 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Juneteenth

A slight chance of showers, then showers likely and possibly a thunderstorm after 2pm. Mostly sunny, with a high near 91. Southwest wind 6 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 60%.

Thursday Night

Showers likely and possibly a thunderstorm before 8pm, then a slight chance of showers between 8pm and 2am. Partly cloudy, with a low around 65. Chance of precipitation is 60%.

Friday

Sunny, with a high near 86.

Friday Night

Partly cloudy, with a low around 67.

Saturday

Mostly sunny, with a high near 91.

Saturday Night

Partly cloudy, with a low around 72.

Sunday

Mostly sunny, with a high near 94.

Sunday Night

Mostly clear, with a low around 75.