• Today

    Jul 30

    60°Lo 54°

    Clouds, then sun

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
  • Sun

    Jul 31

    61°Lo 53°

    Fog, then sun

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
    more
  • Mon

    Aug 1

    61°Lo 52°

    Fog, then sun

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
    more
  • Tue

    Aug 2

    60°Lo 52°

    Low clouds, then sun and cool

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
    more
  • Wed

    Aug 3

    58°Lo 52°

    Fog, then sun

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Sat
9am
10am 11am 12pm 1pm 2pm 3pm 4pm
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Forecast
Cloudy
Cloudy
Cloudy
Mostly Cloudy
Mostly Cloudy
Mostly Sunny
Mostly Sunny
Mostly Sunny
Temp (°F) 54° 55° 56° 58° 58° 59° 60° 58°
RealFeel® 56° 57° 59° 63° 64° 66° 66° 62°
Humidity 99% 97% 97% 95% 95% 91% 89% 97%
   
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
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%
   
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Wind (mph) 5 S 6 S 7 S 7 SSW 8 SSW 8 SSW 9 SSW 8 SSW
UV Index 1 2 3 5 7 8 7 5
Cloud Cover 90% 90% 90% 77% 76% 25% 19% 11%
Dew Point 54° 54° 56° 56° 56° 56° 57° 57°
Middle Grid line 65 F Middle Grid line 60 F Middle Grid line 55 F Middle Grid line 50 F

Temperature History - Jul 30

more Historical Weather Data >
  Today Normal Record 7/30/2015
High 60° 65° N/A 68°
Low 54° 53° N/A 56°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:13 AM with 14:06 of sunlight, then sets at 8:19 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 3:11 AM with 14:30 of moolight, then sets at 5:41 PM

Half Moon Bay Weather Report

Western US: Diminishing heat to aid in firefighting efforts this week

July 30, 2016; 7:08 AM ET

As several large fires continue to rage across the western United States, weather conditions will gradually improve for firefighting efforts in the upcoming week. more >

Sat. Pollen

Sat. Dust & Dander

Sat. Wind Maps