• Today

    May 27

    65°Lo 53°

    Partly sunny

    Very Unlikely for a snow day
    • Snow
      0%
    • Ice
      0%
    • Snow
      0 in
    more
  • Thu

    May 28

    64°Lo 54°

    Low clouds break for some sun

    Very Unlikely for a snow day
    • Snow
      0%
    • Ice
      0%
    • Snow
      0 in
  • Fri

    May 29

    66°Lo 53°

    Clouds giving way to sun

    Very Unlikely for a snow day
    • Snow
      0%
    • Ice
      0%
    • Snow
      0 in
    more
  • Sat

    May 30

    67°Lo 53°

    Areas of low clouds, then sun

    Very Unlikely for a snow day
    • Snow
      0%
    • Ice
      0%
    • Snow
      0 in
    more
  • Sun

    May 31

    67°Lo 57°

    Mostly cloudy

    Very Unlikely for a snow day
    • Snow
      0%
    • Ice
      0%
    • Snow
      0 in
    more
Next Previous
Hi 64° RealFeel® 69° Precipitation 1%

Day

N

E

S

W

  • NW 9 mph
  • Gusts: 15 mph

Cool with low clouds followed by some sun

  • 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 54° RealFeel® 52° Precipitation 1%

Night

N

E

S

W

  • W 6 mph
  • Gusts: 13 mph

Mostly cloudy

  • Max UV Index: N/A
  • Thunderstorms: 1%
  • 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 28

more Historical Weather Data >
  Today Normal Record 5/28/2014
High 64° 72° N/A 72°
Low 54° 51° N/A 52°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:51 AM with 14:31 of sunlight, then sets at 8:22 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 3:46 PM with 11:45 of moolight, then sets at 3:31 AM

Foster City Weather Report

San Francisco: Dry, Pleasant Weather to Hold Through Weekend

May 27, 2015; 4:50 PM ET

A dry and quiet pattern will be in place across the Bay area over the next several days before rain returns early in the new week. more >

The 540 Snow Line

Dec 20, 2012; 5:00 AM ET The 540 line is often used by meteorologists to determine the chances of rain vs. snow.

48 Hour Precipitation Forecast

Thu. Snow Day Potential