• Today

    Apr 21

    71°Lo 42°

    Mostly cloudy

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

    Apr 22

    61°Lo 39°

    Mostly cloudy, showers around

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

    Apr 23

    65°Lo 44°

    Partial sunshine

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

    Apr 24

    68°Lo 47°

    Periods of sun

    Low indoor dust & dander levels
    • Precip
      25%
    • Wind
      Speed
      7 mph
    • Cloud
      Cover
      69%
    more
  • Fri

    Apr 25

    59°Lo 40°

    Cooler with a little rain

    Low indoor dust & dander levels
    • Precip
      56%
    • Wind
      Speed
      12 mph
    • Cloud
      Cover
      76%
    more
Next Previous
Next 8 hours >
  Mon
12am
1am 2am 3am 4am 5am 6am 7am
  12am 1am 2am 3am 4am 5am 6am 7am
Forecast
Mostly Clear
Mostly Clear
Mostly Clear
Partly Cloudy
Cloudy
Cloudy
Mostly Cloudy
Mostly Cloudy
Temp (°F) 51° 50° 48° 47° 46° 46° 44° 49°
RealFeel® 45° 45° 43° 42° 42° 43° 43° 48°
Humidity 60% 62% 65% 71% 79% 87% 90% 89%
   
  12am 1am 2am 3am 4am 5am 6am 7am
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%
   
  12am 1am 2am 3am 4am 5am 6am 7am
Wind (mph) 7 WNW 7 N 7 N 6 N 5 N 4 N 4 N 3 NNW
UV Index 0 0 0 0 0 0 0 0
Cloud Cover 14% 23% 17% 41% 51% 71% 79% 84%
Dew Point 37° 37° 37° 38° 40° 42° 42° 46°
Middle Grid line 55 F Middle Grid line 50 F Middle Grid line 45 F Middle Grid line 40 F

Temperature History - Apr 21

more Historical Weather Data >
  Today Normal Record 4/21/2013
High 71° 69° N/A 80°
Low 42° 40° N/A 50°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:27 AM with 13:28 of sunlight, then sets at 7:55 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 1:29 AM with 10:31 of moolight, then sets at 12:00 PM

Top Story

Lakeport Weather Report

Chance of Rain in San Francisco on Tuesday

April 21, 2014; 4:56 AM ET

There hasn't been any measurable precipitation in San Francisco since April 4. 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?

Mon. Pollen

Mon. Dust & Dander

Mon. Wind Maps