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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: @ 04-Jul-2026 1:20pm  
Summary / Temperature Wind Rain Outlook
Partly cloudy Partly cloudy
Currently: 101.3, Max: 101.5, Min: 76.6 101.3°F
Warmer 0.6°F than last hour.

Heat Danger

Feels like: 127°F

  Today Yesterday
High: 101.5°F
12:57pm 		103.3°F
4:35pm
Low: 76.6°F
5:17am 		76.6°F
5:55am
Calm NNE
0
Gust:
 0 mph
0 Bft - Calm
Today: 4 mph 12:16pm
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.
Tonight

Tonight: Chance Showers And Thunderstorms
Chance Showers And T-Storms
Humidity & Barometer Almanac Moon
Humidity: 54 % Decreased 1.3% since last hour.
Dew Point: 81.5°F Decreased 0.2°F since last hour.
Barometer: 29.93 inHg Falling 0.01 inHg/hr
Baro Trend: Steady
Sunrise: 5:53am
Sunset: 8:36pm
Moonset: 10:11am
Moonrise: 11:28pm
Waning Gibbous
Waning Gibbous, Moon at 18 days in cycle
80%
Illuminated
UV Index Solar Radiation
   7.2     High 
High: 7.2 @ 12:55pm
967.0 W/m2 (92 %)
High: 986 @  12:52pm
 NWS Weather Forecast  - Outlook: Independence Day & Tonight
Independence
Day
Independence Day: Chance Showers And Thunderstorms
Chance Showers And T-Storms

Hi 100 °F		 NWS forecast: A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 100. Heat index values as high as 109. Southwest wind 3 to 7 mph. Chance of precipitation is 50%. New rainfall amounts less than a tenth of an inch possible.
Davis VP+ forecast: Increasing clouds with little temperature change.
 
Tonight

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

Lo 73 °F		 NWS forecast: A chance of showers and thunderstorms before 2am. Mostly cloudy, with a low around 73. Heat index values as high as 100. Southwest wind 0 to 6 mph. Chance of precipitation is 50%. New rainfall amounts less than a tenth of an inch possible.