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 Details for Hanover Extreme Heat Warning
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Extreme Heat Warning EXTREME HEAT WARNING - Fairfax City  - Hanover
Air Quality Alert AIR QUALITY ALERT - Fairfax City

Regional Radar Regional Infrared Satellite
Radar/Satellite images courtesy of Weather Underground.
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Updated: @ 03-Jul-2026 6:50pm  
Summary / Temperature Wind Rain Outlook
Clear Clear
Currently: 99.5, Max: 103.3, Min: 76.6 99.5°F
Colder 1.7°F than last hour.

Heat Danger

Feels like: 122°F

  Today Yesterday
High: 103.3°F
4:35pm 		102.6°F
3:41pm
Low: 76.6°F
5:55am 		74.7°F
6:13am
Calm NNE
0
Gust:
 0 mph
0 Bft - Calm
Today: 6.9 mph 2:18pm
Gust Month: 8.9 mph July 01
Rain Today: 0 in
Rain Rate (/hr): 0 in
Rain Yesterday: 0 in
This Month: 0 in
Season Total: 13 in
day since last rain.
Independence
Day
Independence Day: Sunny then Chance Showers And Thunderstorms
Sunny then Chance Showers And T-Storms
Humidity & Barometer Almanac Moon
Humidity: 55 % Increased 1.5% since last hour.
Dew Point: 80.4°F Decreased 0.8°F since last hour.
Barometer: 29.93 inHg Falling 0.01 inHg/hr
Baro Trend: Steady
Sunrise: 5:52am
Sunset: 8:36pm
Moonset: 9:09am
Moonrise: 11:04pm
Waning Gibbous
Waning Gibbous, Moon at 18 days in cycle
86%
Illuminated
UV Index Solar Radiation
   0.6     Low 
High: 7.5 @ 1:02pm
225.0 W/m2 (21 %)
High: 990 @  1:13pm
 NWS Weather Forecast  - Outlook: Tonight & Independence Day
Tonight

Tonight: Mostly Clear
Mostly Clear

Lo 77 °F		 NWS forecast: Mostly clear, with a low around 77. Heat index values as high as 106. West wind around 2 mph.
Davis VP+ forecast: Increasing clouds with little temperature change. Precipitation possible and windy within 6 hours.
 
Independence
Day
Independence Day: Sunny then Chance Showers And Thunderstorms
Sunny then Chance Showers And T-Storms

Hi 103 °F		 NWS forecast: A chance of showers and thunderstorms after 2pm. Sunny, with a high near 103. Heat index values as high as 110. Northwest wind 1 to 6 mph. Chance of precipitation is 50%. New rainfall amounts less than a tenth of an inch possible.