San Francisco Bay Area Weather

NWS Southwest Regional Radar WU South West Satellite
Radar/Satellite images courtesy of NOAA/NWS and Weather Underground.
Updated: @ 27-Jan-2011 7:56am  
Summary / Temperature Wind Rain Outlook
Overcast Overcast
Currently: 40.8, Max: 45.7, Min: 40.3 40.8°C
Warmer 0.1°C than last hour.

Cool

Feels like: 42.2°C

24-hr difference
-3.5°CColder 3.5°C than yesterday at this time.
  Today Yesterday
High: 45.7°C
12:00am 		70.9°C
3:13pm
Low: 40.3°C
6:55am 		44.1°C
6:58am
Calm NW
0
Gust:
 0 km/h
0 Bft - Calm
Today: 0 km/h 12:00am
Gust Month: 18 km/h January 1
Rain Today: 0 mm
Rain Rate (/hr): 0 mm
Rain Yesterday: 0 mm
This Month: 0.99 mm
Season Total: 11.63 mm
5454 days since last rain.
Wednesday

Wednesday: Rain Showers Likely
Rain Showers Likely
Humidity & Barometer Almanac Moon
Humidity: 88 % Increased 1.4% since last hour.
Dew Point: 37.5°C Increased 0.5°C since last hour.
Barometer: 30.27 mb  
Baro Trend: Steady
Sunrise: 7:21am
Sunset: 4:55pm
Moonrise: 10:36am
Moonset: 9:35pm
Waxing Crescent
Waxing Crescent, Moon at 4 days in cycle
17%
Illuminated
UV Index Forecast UV Index Forecast
24-Dec-2025
1.5     Low 
25-Dec-2025
1.4     Low 
 NWS Weather Forecast  - Outlook: Overnight & Wednesday
Overnight

Overnight: Showers And Thunderstorms
Showers And T-Storms

Lo 54 °F		 NWS forecast: Showers and thunderstorms. Cloudy. Low around 54, with temperatures rising to around 56 overnight. South wind 15 to 24 mph, with gusts as high as 51 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
 
Wednesday

Wednesday: Rain Showers Likely
Rain Showers Likely

Hi 61 °F		 NWS forecast: Rain showers likely before 4pm, then showers and thunderstorms likely. Some of the storms could be severe. Mostly cloudy. High near 61, with temperatures falling to around 58 in the afternoon. South wind 6 to 15 mph, with gusts as high as 31 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

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