• Today

    May 3

    75°Lo 55°

    Clouds and sunshine

    Beneficial weather for sinus headaches
    • Hi
      RealFeel
      80°
    • UV
      5 - High
    • Cloud
      Cover
      67%
    more
  • Wed

    May 4

    71°Lo 50°

    Thundershower

    Beneficial weather for sinus headaches
    • Hi
      RealFeel
      74°
    • UV
      4 - Moderate
    • Cloud
      Cover
      78%
  • Thu

    May 5

    65°Lo 49°

    Mostly cloudy with a t-storm

    Neutral weather for sinus headaches
    • Hi
      RealFeel
      75°
    • UV
      5 - High
    • Cloud
      Cover
      76%
    more
  • Fri

    May 6

    69°Lo 51°

    Periods of sun with a t-storm

    Neutral weather for sinus headaches
    • Hi
      RealFeel
      78°
    • UV
      5 - High
    • Cloud
      Cover
      70%
    more
  • Sat

    May 7

    65°Lo 52°

    Clouds and sun with a shower

    Neutral weather for sinus headaches
    • Hi
      RealFeel
      70°
    • UV
      4 - Moderate
    • Cloud
      Cover
      70%
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Wed
9am
10am 11am 12pm 1pm 2pm 3pm 4pm
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Forecast
Cloudy
Cloudy
Cloudy
Showers
Cloudy
T-storms
Mostly Cloudy
Partly Cloudy
Temp (°F) 59° 62° 65° 68° 69° 69° 71° 70°
RealFeel® 64° 68° 71° 71° 74° 69° 74° 72°
Humidity 77% 70% 65% 61% 54% 54% 49% 49%
   
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Rain
 
14%
 
18%
 
47%
 
51%
 
43%
 
51%
 
47%
 
38%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Wind (mph) 4 ESE 4 ESE 5 ESE 6 S 7 S 9 S 8 SSW 8 SSW
UV Index 2 3 4 5 5 5 5 4
Cloud Cover 93% 95% 98% 98% 96% 90% 79% 66%
Dew Point 52° 52° 53° 54° 52° 52° 51° 50°
Middle Grid line 75 F Middle Grid line 70 F Middle Grid line 65 F Middle Grid line 60 F Middle Grid line 55 F

Temperature History - May 4

more Historical Weather Data >
  Today Normal Record 5/4/2015
High 71° 73° N/A 80°
Low 50° 42° N/A 43°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:08 AM with 14:00 of sunlight, then sets at 8:08 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 4:57 AM with 12:55 of moolight, then sets at 5:52 PM

Lucerne Weather Report

San Francisco: Showery weather to arrive by late week

May 3, 2016; 10:34 AM ET

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

Wed. Sinus Headache

Wed. UV Index