• Fri

    May 8

    71°Lo 47°

    Sunny and colder

    Hair Frizz Weather
    • Wind
      Gust
      23 mph
    • Precip
      10%
    • Hours of Precip
      0
    more
  • Sat

    May 9

    71°Lo 49°

    Sunny

    Hair Frizz Weather
    • Wind
      Gust
      22 mph
    • Precip
      5%
    • Hours of Precip
      0
    more
  • Sun

    May 10

    78°Lo 49°

    Mostly sunny

    Hair Frizz Weather
    • Wind
      Gust
      18 mph
    • Precip
      20%
    • Hours of Precip
      0
  • Mon

    May 11

    72°Lo 46°

    Mostly sunny

    Hair Frizz Weather
    • Wind
      Gust
      24 mph
    • Precip
      10%
    • Hours of Precip
      0
    more
  • Tue

    May 12

    71°Lo 46°

    Mostly sunny

    Hair Frizz Weather
    • Wind
      Gust
      23 mph
    • Precip
      20%
    • Hours of Precip
      0
    more
Next Previous
Hi 78° RealFeel® 81° Precipitation 20%

Day

N

E

S

W

  • WNW 7 mph
  • Gusts: 18 mph

Mostly sunny

  • Max UV Index: 8 (Very High)
  • Thunderstorms: 0%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs
Lo 49° RealFeel® 49° Precipitation 20%

Night

N

E

S

W

  • W 8 mph
  • Gusts: 18 mph

Partly cloudy

  • Max UV Index: N/A
  • Thunderstorms: 0%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs

Temperature History - May 10

more Historical Weather Data >
  Today Normal Record 5/10/2014
High 78° N/A N/A 73°
Low 49° N/A N/A 54°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:01 AM with 14:04 of sunlight, then sets at 8:05 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 1:07 AM with 10:54 of moolight, then sets at 12:01 PM

Tracy Weather Report

San Francisco: Pleasant Conditions to Hold into New Week

April 18, 2015; 4:31 AM ET

The Bay area will see pleasant conditions hold into the new week with plenty of sunshine and comfortable temperatures. more >

The History Behind the UV Index

Nov 12, 2012; 5:00 AM ET The UV index has been around since the early 1990s. It was created to help you plan outdoor activities in hopes to limit overexposure to the sun. Jeannette Calle has more.