National Weather Service Forecast for: McLean VA
Issued by: National Weather Service Baltimore, MD/Washington, D.C.
Updated: 1:30 pm EDT Jul 5, 2025
 
This
Afternoon
This Afternoon: Mostly sunny, with a high near 90. South wind around 6 mph.
Mostly Sunny

Tonight

Tonight: Mostly clear, with a low around 67. South wind 3 to 7 mph.
Mostly Clear

Sunday

Sunday: Sunny, with a high near 91. South wind 3 to 8 mph.
Sunny

Sunday
Night
Sunday Night: A slight chance of showers after 2am.  Partly cloudy, with a low around 74. South wind 5 to 8 mph.  Chance of precipitation is 20%.
Partly Cloudy
then Slight
Chance
Showers
Monday

Monday: A chance of showers, with thunderstorms also possible after 2pm.  Mostly cloudy, with a high near 88. South wind around 6 mph.  Chance of precipitation is 50%.
Chance
Showers then
Chance
T-storms
Monday
Night
Monday Night: A chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am.  Partly cloudy, with a low around 74. Chance of precipitation is 30%.
Chance
T-storms then
Slight Chance
Showers
Tuesday

Tuesday: Showers likely and possibly a thunderstorm after 2pm.  Mostly sunny, with a high near 94. Chance of precipitation is 60%.
Sunny then
Showers
Likely
Tuesday
Night
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 72. Chance of precipitation is 60%.
Showers
Likely then
Chance
T-storms
Wednesday

Wednesday: A chance of showers and thunderstorms after 2pm.  Mostly sunny, with a high near 91. Chance of precipitation is 30%.
Mostly Sunny
then Chance
T-storms
Hi 90 °F Lo 67 °F Hi 91 °F Lo 74 °F Hi 88 °F Lo 74 °F Hi 94 °F Lo 72 °F Hi 91 °F

 

This Afternoon
 
Mostly sunny, with a high near 90. South wind around 6 mph.
Tonight
 
Mostly clear, with a low around 67. South wind 3 to 7 mph.
Sunday
 
Sunny, with a high near 91. South wind 3 to 8 mph.
Sunday Night
 
A slight chance of showers after 2am. Partly cloudy, with a low around 74. South wind 5 to 8 mph. Chance of precipitation is 20%.
Monday
 
A chance of showers, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 88. South wind around 6 mph. Chance of precipitation is 50%.
Monday Night
 
A chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am. Partly cloudy, with a low around 74. Chance of precipitation is 30%.
Tuesday
 
Showers likely and possibly a thunderstorm after 2pm. Mostly sunny, with a high near 94. 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 72. Chance of precipitation is 60%.
Wednesday
 
A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 91. Chance of precipitation is 30%.
Wednesday Night
 
A chance of showers and thunderstorms. Mostly cloudy, with a low around 72. Chance of precipitation is 40%.
Thursday
 
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 90. Chance of precipitation is 60%.
Thursday Night
 
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 72. Chance of precipitation is 60%.
Friday
 
A chance of showers and thunderstorms. Partly sunny, with a high near 87. Chance of precipitation is 50%.

 

Forecast from NOAA-NWS for McLean VA.