• Tonight

    Apr 20

    Lo 50°

    Mainly clear

    Ragweed Pollen Weather
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      350 - High
    more
  • Tue

    Apr 21

    76°Lo 49°

    Partly sunny

    Low ragweed pollen levels
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      350 - High
    more
  • Wed

    Apr 22

    77°Lo 52°

    Clouds and sun

    Low ragweed pollen levels
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      350 - High
    more
  • Thu

    Apr 23

    77°Lo 51°

    Clouds and sun with a shower

    Low ragweed pollen levels
    • Precip
      43%
    • Wind
      Speed
      12 mph
    • Cloud
      Cover
      51%
    more
  • Fri

    Apr 24

    73°Lo 47°

    Partly sunny and pleasant

    Ragweed Pollen Weather
    • Precip
      7%
    • Wind
      Speed
      10 mph
    • Cloud
      Cover
      47%
Next Previous
Hi 73° RealFeel® 76° Precipitation 7%

Day

N

E

S

W

  • SW 10 mph
  • Gusts: 15 mph

Pleasant with periods of clouds and sunshine

  • Max UV Index: 7 (High)
  • Thunderstorms: 1%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs
Lo 47° RealFeel® 46° Precipitation 5%

Night

N

E

S

W

  • W 8 mph
  • Gusts: 15 mph

Mostly clear

  • 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 - Apr 24

more Historical Weather Data >
  Today Normal Record 4/24/2014
High 73° N/A N/A 72°
Low 47° N/A N/A 58°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:19 AM with 13:31 of sunlight, then sets at 7:50 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 11:28 AM with 14:11 of moolight, then sets at 1:39 AM

Tracy Weather Report

San Francisco: Clouds, Showers to Linger Ahead of Weekend

April 20, 2015; 8:47 PM ET

While cloudy conditions can be expected over the San Francisco area for the next several days, showers will not make a return until the middle of the week. more >

Fri. Dust & Dander

Fri. Wind Maps