Widespread Showers in the Eastern US; Severe Thunderstorms in the Plains; Heatwave in the Desert Southwest

Widespread showers and thunderstorms across much of the central and eastern U.S. will produce areas of excessive rainfall, especially in the southern Mid-Atlantic states. Scattered severe thunderstorms are expected from Montana into portions of the central/southern Plains this weekend. A heatwave will build in the Desert Southwest, in parts of Arizona, southeastern California, and southern Nevada. Read More >

Hazardous Weather Conditions

Hazardous Weather Outlook

Current conditions at

Leesburg / Godfrey (KJYO)

Lat: 39.08°NLon: 77.57°WElev: 390ft.

Fog/Mist

70°F

21°C

Humidity	100%
Wind Speed	NE 5 mph
Barometer	30.08 in
Dewpoint	70°F (21°C)
Visibility	2.00 mi
Last update	15 Jun 12:35 am EDT

More Information:

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

Extended Forecast for

Poolesville MD

Overnight
Low: 64 °F
Chance
Showers
Sunday
High: 70 °F
Chance
Showers then
Showers
Likely
Sunday Night
Low: 63 °F
Showers
Likely
Monday
High: 71 °F
Chance
Showers
Monday Night
Low: 65 °F
Chance
Showers
Tuesday
High: 79 °F
Slight Chance
Showers then
Showers
Likely
Tuesday Night
Low: 69 °F
Showers
Likely then
Chance
T-storms
Wednesday
High: 88 °F
Partly Sunny
then Chance
T-storms
Wednesday Night
Low: 72 °F
Chance
T-storms then
Partly Cloudy

Detailed Forecast

Overnight

A chance of showers and thunderstorms before 2am, then a slight chance of showers. Cloudy, with a low around 64. East wind around 6 mph. Chance of precipitation is 30%.

Sunday

A chance of showers before 2pm, then a chance of showers and thunderstorms between 2pm and 4pm, then showers likely and possibly a thunderstorm after 4pm. Cloudy, with a high near 70. East wind around 6 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Sunday Night

Showers and thunderstorms likely. Cloudy, with a low around 63. East wind around 6 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Monday

A chance of showers, with thunderstorms also possible after 2pm. Cloudy, with a high near 71. East wind around 7 mph. Chance of precipitation is 50%.

Monday Night

A chance of showers and thunderstorms. Cloudy, with a low around 65. East wind around 5 mph becoming calm in the evening. Chance of precipitation is 40%.

Tuesday

A slight chance of showers, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 79. Chance of precipitation is 60%.

Tuesday Night

Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am. Mostly cloudy, with a low around 69. Chance of precipitation is 60%.

Wednesday

A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 88. Chance of precipitation is 40%.

Wednesday Night

A chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 72. Chance of precipitation is 30%.

Juneteenth

A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 91. Chance of precipitation is 50%.

Thursday Night

A chance of showers and thunderstorms. Partly cloudy, with a low around 67. Chance of precipitation is 30%.

Friday

Sunny, with a high near 85.

Friday Night

Mostly clear, with a low around 64.