• Clear 68°
    Bicycling Current Weather
    • RealFeel
      65°
    • UV
      7 - Very High
    • Wind
      Speed
      8 mph
  • Tonight

    Jul 25

    Lo 52°

    Increasing cloudiness

    Bicycling Weather
    • Precip
      2%
    • Hours of Precip
      0
    • Wind
      Gust
      15 mph
    Day Details >
  • Tomorrow

    Jul 26

    Hi 98°

    Patchy fog, then sun

    Excellent for biking
    • Precip
      3%
    • Hours of Precip
      0
    • Wind
      Gust
      13 mph
    Day Details >
  • Wednesday

    Jul 27

    Hi 95°

    Mostly sunny and hot

    Excellent for biking
    • Precip
      0%
    • Hours of Precip
      0
    • Wind
      Gust
      15 mph
    Day Details >
Next

The heat wave will continue through Friday

7/25 7/26 Now: 8:46pm
PM 8-12
  • 8pm Sunny 68° 0%
  • 9pm Clear 65° 0%
  • 10pm Clear 63° 0%
  • 11pm Clear 61° 0%
  • 12am Mostly clear 59° 0%
AM 7-12
  • 7am Cloudy 57° 0%
  • 8am Fog 61° 0%
  • 9am Fog 67° 0%
  • 10am Fog 73° 0%
  • 11am Mostly cloudy 80° 0%
  • 12pm Mostly cloudy 86° 0%
PM 1-6
  • 1pm Mostly cloudy 91° 0%
  • 2pm Mostly sunny 95° 0%
  • 3pm Mostly sunny 96° 0%
  • 4pm Mostly sunny 98° 0%
  • 5pm Mostly sunny 96° 0%
  • 6pm Mostly sunny 93° 0%
Hourly Forecast >
Jul 25, 2016; 7:05 PM ET
Five-day Weather Forecast for San Francisco, CA
San Francisco, CA Weather Forecast

Napa Weather Report

90-degree heat to build across northwestern US this week

July 25, 2016; 8:05 PM ET

Dangerous heat will surge northward and send temperatures rising across the northwestern United States this week. more >

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Is Your Outdoor Gear Waterproof?

Dec 5, 2012; 5:00 AM ET Now that it's cold enough to hit the slopes, you may want to look more closely at what materials your winter sports gear is made of. As it turns out, not all waterproofing is created equal.