Flood Watch FLOOD WATCH - Fairfax

Regional Radar Regional Infrared Satellite
Radar/Satellite images courtesy of Weather Underground.
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Updated: @ 05-Aug-2026 3:40am  
Summary / Temperature Wind Rain Outlook
Overcast Overcast
Currently: [actual_th0_temp_f], Max: 90.0, Min: 70.5 0°F
 

Very Cold

Feels like: -0°F

  Today Yesterday
High: 90°F
2:14pm
90°F
2:14pm
Low: 70.5°F
8:13am
70.5°F
8:13am
 Calm [actual_wind0_dir_en]
0
Gust:
0 mph
0 Bft - Calm
Today: 12.1 mph 6:00pm
Gust Month: 16.1 mph August 01
Rain Today: 0 in
Rain Rate (/hr): 0 in
Rain Yesterday: 0 in
This Month: 0.21 in
Season Total: 3.57 in
2 rain days in August.
Wednesday

Wednesday: Patchy Fog
Patchy Fog
Humidity & Barometer Almanac Moon
Humidity: [actual_th0_hum_rel] %  
Dew Point: 0°F  
Barometer: 29.98 inHg  
Baro Trend: Steady
Sunrise: 6:14am
Sunset: 8:16pm
Moonset: 1:34pm
Moonrise: 11:41pm
Waning Gibbous
Waning Gibbous, Moon at 20 days in cycle
59%
Illuminated
UV Index Forecast UV Index Forecast
05-Aug-2026
8.9     Very High 
06-Aug-2026
9.0     Very High 
 NWS Weather Forecast  - Outlook: Overnight & Wednesday
Overnight

Overnight: Slight Chance Showers And Thunderstorms
Slight Chance Showers And T-Storms

Lo 70 °F
NWS forecast: A slight chance of showers and thunderstorms before 3am, then showers and thunderstorms likely. Mostly cloudy, with a low around 70. East wind around 3 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Davis VP+ forecast: Increasing clouds with little temperature change.
 
Wednesday

Wednesday: Patchy Fog
Patchy Fog

Hi 86 °F
NWS forecast: Patchy fog and showers and thunderstorms likely before 2pm, then a chance of showers and thunderstorms. Mostly cloudy, with a high near 86. Southeast wind 3 to 7 mph. Chance of precipitation is 60%. New rainfall amounts between a half and three quarters of an inch possible.