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Severe Thunderstorm Watch SEVERE THUNDERSTORM WATCH - Fairfax  - Hanover
Heat Advisory HEAT ADVISORY - Hanover
Air Quality Alert AIR QUALITY ALERT - Fairfax

Regional Radar Regional Infrared Satellite
Radar/Satellite images courtesy of Weather Underground.
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Updated: @ 04-Jul-2026 8:55pm  
Summary / Temperature Wind Rain Outlook
unable to load KIAD data RC= unable to load KIAD data RC=
Currently: [actual_th0_temp_f], Max: 101.1, Min: 78.6 0°F
 

Very Cold

Feels like: -0°F

  Today Yesterday
High: 101.1°F
12:40pm 		102.6°F
3:09pm
Low: 78.6°F
7:03am 		79.9°F
7:20am
Calm [actual_wind0_dir_en]
0
Gust:
 0 mph
0 Bft - Calm
Today: 19.9 mph 6:34pm
Gust Month: 17.0 mph July 04
Rain Today: 0 in
Rain Rate (/hr): 0 in
Rain Yesterday: 0 in
This Month: 0.01 in
Season Total: 3.34 in
day since last rain.
Sunday

Sunday: Mostly Sunny then Chance Showers And Thunderstorms
Mostly Sunny then Chance Showers And T-Storms
Humidity & Barometer Almanac Moon
Humidity: [actual_th0_hum_rel] %  
Dew Point: 0°F  
Barometer: 29.9 inHg Rising 0.03 inHg/hr
Baro Trend: Steady
Sunrise: 5:49am
Sunset: 8:38pm
Moonset: 10:09am
Moonrise: 11:27pm
Waning Gibbous
Waning Gibbous, Moon at 19 days in cycle
77%
Illuminated
UV Index Forecast UV Index Forecast
04-Jul-2026
9.4     Very High 
05-Jul-2026
9.9     Very High 
 NWS Weather Forecast  - Outlook: Tonight & Sunday
Tonight

Tonight: Chance Showers And Thunderstorms
Chance Showers And T-Storms

Lo 74 °F		 NWS forecast: A chance of showers and thunderstorms before 9pm, then a chance of showers and thunderstorms between 9pm and 10pm, then scattered showers and thunderstorms between 10pm and 11pm, then a chance of showers and thunderstorms between 11pm and 5am. Some of the storms could be severe. Mostly cloudy, with a low around 74. Southwest wind 1 to 5 mph. Chance of precipitation is 60%. New rainfall amounts less than a tenth of an inch possible.
Davis VP+ forecast: Partly cloudy and cooler.
 
Sunday

Sunday: Mostly Sunny then Chance Showers And Thunderstorms
Mostly Sunny then Chance Showers And T-Storms

Hi 95 °F		 NWS forecast: A chance of showers and thunderstorms between 3pm and 5pm, then showers and thunderstorms likely. Mostly sunny. High near 95, with temperatures falling to around 89 in the afternoon. Heat index values as high as 103. Southeast wind 1 to 7 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch possible.