• Today

    May 4

    73°Lo 53°

    Mostly cloudy with a shower

    Beneficial weather for migraines
    • Hi
      RealFeel
      76°
    • UV
      5 - High
    • Cloud
      Cover
      79%
    more
  • Thu

    May 5

    68°Lo 50°

    Variable clouds, a t-storm

    Beneficial weather for migraines
    • Hi
      RealFeel
      70°
    • UV
      4 - Moderate
    • Cloud
      Cover
      70%
  • Fri

    May 6

    66°Lo 51°

    Clouds and sun with a t-storm

    Beneficial weather for migraines
    • Hi
      RealFeel
      69°
    • UV
      4 - Moderate
    • Cloud
      Cover
      70%
    more
  • Sat

    May 7

    68°Lo 54°

    Partly sunny, a shower; cool

    Beneficial weather for migraines
    • Hi
      RealFeel
      70°
    • UV
      4 - Moderate
    • Cloud
      Cover
      70%
    more
  • Sun

    May 8

    70°Lo 50°

    Low clouds and cool

    Beneficial weather for migraines
    • Hi
      RealFeel
      71°
    • UV
      4 - Moderate
    • Cloud
      Cover
      90%
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Thu
7am
8am 9am 10am 11am 12pm 1pm 2pm
  7am 8am 9am 10am 11am 12pm 1pm 2pm
Forecast
Showers
Partly Cloudy
Partly Cloudy
Partly Cloudy
Partly Cloudy
Partly Cloudy
T-storms
Partly Cloudy
Temp (°F) 54° 55° 57° 59° 61° 64° 64° 66°
RealFeel® 52° 57° 61° 65° 68° 70° 68° 70°
Humidity 85% 84% 80% 74% 71% 70% 75% 71%
   
  7am 8am 9am 10am 11am 12pm 1pm 2pm
Rain
 
51%
 
40%
 
34%
 
37%
 
43%
 
47%
 
51%
 
40%
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) 5 SW 5 SW 5 SW 5 SW 6 SW 6 SW 7 SW 7 WSW
UV Index 0 1 2 3 4 5 5 4
Cloud Cover 68% 70% 70% 70% 70% 70% 70% 70%
Dew Point 50° 51° 51° 51° 52° 53° 56° 56°
Middle Grid line 70 F Middle Grid line 65 F Middle Grid line 60 F Middle Grid line 55 F Middle Grid line 50 F

Temperature History - May 5

more Historical Weather Data >
  Today Normal Record 5/5/2015
High 68° 75° 96° (1987) 70°
Low 50° 48° 32° (1950) 49°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:06 AM with 13:59 of sunlight, then sets at 8:05 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 5:36 AM with 13:25 of moolight, then sets at 7:01 PM

Napa Weather Report

San Francisco: Showery weather to arrive by late week

May 4, 2016; 8:34 AM ET

Clouds and showers will move into the Bay Area following a dry start to May. more >

Thu. Migraine Headache

Thu. UV Index