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Heat Advisory HEAT ADVISORY - Fairfax  - 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: @ 18-Jul-2026 2:35am  
Summary / Temperature Wind Rain Outlook
Smoke, Overcast Smoke, Overcast
Currently: [actual_th0_temp_f], Max: 92.5, Min: 73.6 0°F
 

Very Cold

Feels like: -0°F

  Today Yesterday
High: 92.5°F
2:54pm 		92.5°F
2:54pm
Low: 73.6°F
8:22am 		73.6°F
8:22am
Calm [actual_wind0_dir_en]
0
Gust:
 0 mph
0 Bft - Calm
Today: 4.9 mph 12:21pm
Gust Month: 19.9 mph July 04
Rain Today: 0 in
Rain Rate (/hr): 0 in
Rain Yesterday: 0 in
This Month: 0.03 in
Season Total: 3.36 in
day since last rain.
Saturday

Saturday: Smoke then Chance Showers And Thunderstorms
Smoke then Chance Showers And T-Storms
Humidity & Barometer Almanac Moon
Humidity: [actual_th0_hum_rel] %  
Dew Point: 0°F  
Barometer: 29.93 inHg  
Baro Trend: Steady
Sunrise: 5:58am
Sunset: 8:32pm
Moonrise: 10:48am
Moonset: 11:07pm
Waxing Crescent
Waxing Crescent, Moon at 4 days in cycle
19%
Illuminated
UV Index Forecast UV Index Forecast
18-Jul-2026
9.7     Very High 
19-Jul-2026
8.6     Very High 
 NWS Weather Forecast  - Outlook: Overnight & Saturday
Overnight

Overnight: Areas Of Smoke
Areas Of Smoke

Lo 74 °F		 NWS forecast: Areas of smoke and isolated showers and thunderstorms. Mostly cloudy, with a low around 74. South wind around 5 mph. Chance of precipitation is 20%.
Davis VP+ forecast: Increasing clouds with little temperature change.
 
Saturday

Saturday: Smoke then Chance Showers And Thunderstorms
Smoke then Chance Showers And T-Storms

Hi 94 °F		 NWS forecast: Smoke before 2pm, then a chance of showers and thunderstorms. Some of the storms could be severe. Mostly cloudy. High near 94, with temperatures falling to around 87 in the afternoon. Heat index values as high as 103. Southwest wind 5 to 12 mph, with gusts as high as 22 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch possible.