Areas of Dangerous Heat and Severe Thunderstorms

Dangerous heat will persist across the Southwest U.S. through Friday with daytime highs of 110-115°F. Heat across the southern Plains will briefly ease to near-normal by late week before returning over much of the Plains into next week. Scattered strong to severe thunderstorms are possible across parts of the Northeast U.S. on Thursday. Damaging wind, hail, and a tornado or two are possible. Read More >

Current conditions at

Leesburg / Godfrey (KJYO)

Lat: 39.08°NLon: 77.57°WElev: 390ft.

Mostly Cloudy

72°F

22°C

Humidity	88%
Wind Speed	S 5 mph
Barometer	30.02 in
Dewpoint	68°F (20°C)
Visibility	10.00 mi
Last update	27 Aug 2:55 am EDT

More Information:

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

Extended Forecast for

Poolesville MD

Overnight
Low: 69 °F
Mostly Cloudy
Thursday
High: 88 °F
Mostly Sunny
then Severe
Thunderstorms
Thursday Night
Low: 67 °F
Severe
Thunderstorms
then Isolated
Showers and
Patchy Fog
Friday
High: 85 °F
Partly Sunny
Friday Night
Low: 66 °F
Partly Cloudy
then Patchy
Fog
Saturday
High: 86 °F
Mostly Sunny
Saturday Night
Low: 68 °F
Mostly Clear
Sunday
High: 88 °F
Sunny
Sunday Night
Low: 69 °F
Partly Cloudy

Detailed Forecast

Overnight

Mostly cloudy, with a low around 69. South wind around 7 mph.

Thursday

A slight chance of showers, then scattered showers and thunderstorms after 1pm. Some of the storms could be severe. Mostly sunny, with a high near 88. South wind 6 to 8 mph. Chance of precipitation is 50%.

Thursday Night

Showers and thunderstorms likely before midnight, then isolated showers between midnight and 2am. Some of the storms could be severe. Patchy fog after midnight. Otherwise, mostly cloudy, with a low around 67. South wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Friday

Partly sunny, with a high near 85. Calm wind becoming north around 5 mph.

Friday Night

Patchy fog between 2am and 3am. Otherwise, partly cloudy, with a low around 66. Calm wind.

Saturday

Mostly sunny, with a high near 86.

Saturday Night

Mostly clear, with a low around 68.

Sunday

Sunny, with a high near 88.

Sunday Night

Partly cloudy, with a low around 69.