• Today

    Apr 19

    65°Lo 48°

    Areas of low clouds, then sun

    Low indoor dust & dander levels
    • Grass
      Pollen
      2 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      50 - Moderate
  • Sun

    Apr 20

    67°Lo 49°

    Clouds giving way to some sun

    Low indoor dust & dander levels
    • Grass
      Pollen
      2 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      50 - Moderate
    more
  • Mon

    Apr 21

    63°Lo 50°

    Low clouds breaking

    Low indoor dust & dander levels
    • Grass
      Pollen
      2 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      50 - Moderate
    more
  • Tue

    Apr 22

    60°Lo 48°

    Rather cloudy with a shower

    Low indoor dust & dander levels
    • Precip
      55%
    • Wind
      Speed
      17 mph
    • Cloud
      Cover
      76%
    more
  • Wed

    Apr 23

    64°Lo 49°

    Mostly sunny

    Low indoor dust & dander levels
    • Precip
      4%
    • Wind
      Speed
      14 mph
    • Cloud
      Cover
      17%
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Sat
7am
8am 9am 10am 11am 12pm 1pm 2pm
  7am 8am 9am 10am 11am 12pm 1pm 2pm
Forecast
Cloudy
Cloudy
Mostly Cloudy
Mostly Cloudy
Mostly Cloudy
Mostly Cloudy
Mostly Cloudy
Mostly Sunny
Temp (°F) 50° 53° 55° 57° 59° 62° 63° 64°
RealFeel® 44° 48° 52° 56° 60° 63° 64° 65°
Humidity 83% 77% 73% 69% 64% 61% 58% 56%
   
  7am 8am 9am 10am 11am 12pm 1pm 2pm
Rain
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  7am 8am 9am 10am 11am 12pm 1pm 2pm
Wind (mph) 8 W 8 W 9 W 9 W 10 WNW 11 W 13 W 14 W
UV Index 0 1 2 3 5 6 6 7
Cloud Cover 91% 92% 83% 76% 76% 76% 76% 11%
Dew Point 45° 46° 47° 46° 47° 48° 48° 48°
Middle Grid line 65 F Middle Grid line 60 F Middle Grid line 55 F Middle Grid line 50 F Middle Grid line 45 F

Temperature History - Apr 19

more Historical Weather Data >
  Today Normal Record 4/19/2013
High 65° 65° 86° (2009) 72°
Low 48° 49° 40° (1971) 49°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:29 AM with 13:20 of sunlight, then sets at 7:49 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at --:-- with of moolight, then sets at 9:56 AM

Top Story

San Bruno Weather Report

San Francisco: No Rain in Sight, Morning Clouds to Break for Afternoon Sunshine

April 19, 2014; 4:06 AM ET

Through the holiday weekend, morning clouds will give way to mostly sunny skies. more >

Is it a Cold or the Flu?

Apr 19, 2014; 5:00 AM ET Symptoms caused by the common cold can often resemble those associated with the influenza virus, so how do you differentiate between the two?

Sat. Pollen

Sat. Dust & Dander

Sat. Wind Maps