• Early AM

    Apr 18

    Lo 45°

    Clear

    Ragweed Pollen Weather
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      350 - High
    more
  • Today

    Apr 18

    57°Lo 41°

    An afternoon shower or two

    Low ragweed pollen levels
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      350 - High
    more
  • Sun

    Apr 19

    51°Lo 40°

    Mostly sunny

    Low ragweed pollen levels
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      350 - High
    more
  • Mon

    Apr 20

    51°Lo 45°

    A little afternoon rain

    Low ragweed pollen levels
    • Precip
      55%
    • Wind
      Speed
      20 mph
    • Cloud
      Cover
      88%
    more
  • Tue

    Apr 21

    57°Lo 42°

    A passing shower or two

    Ragweed Pollen Weather
    • Precip
      58%
    • Wind
      Speed
      16 mph
    • Cloud
      Cover
      85%
Next Previous
< Previous 8 hours Next 8 hours >
  Tue
5am
6am 7am 8am 9am 10am 11am 12pm
  5am 6am 7am 8am 9am 10am 11am 12pm
Forecast
Rain
Rain
Rain
Cloudy
Showers
Showers
Cloudy
Cloudy
Temp (°F) 47° 47° 48° 50° 51° 52° 53° 54°
RealFeel® 30° 31° 33° 38° 38° 41° 46° 48°
Humidity 100% 100% 99% 95% 91% 86% 83% 82%
   
  5am 6am 7am 8am 9am 10am 11am 12pm
Rain
 
75%
 
75%
 
75%
 
49%
 
56%
 
56%
 
39%
 
33%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
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0%
   
  5am 6am 7am 8am 9am 10am 11am 12pm
Wind (mph) 24 SE 23 SE 23 SE 23 SSE 22 SSE 20 SSE 18 SSE 16 S
UV Index 0 0 0 0 1 1 1 2
Cloud Cover 99% 99% 99% 99% 100% 100% 99% 95%
Dew Point 47° 47° 48° 48° 48° 48° 48° 49°
Middle Grid line 55 F Middle Grid line 50 F Middle Grid line 45 F

Temperature History - Apr 21

more Historical Weather Data >
  Today Normal Record 4/21/2014
High 57° 54° N/A 59°
Low 42° 39° N/A 28°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:51 AM with 13:37 of sunlight, then sets at 7:28 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 8:05 AM with 14:43 of moolight, then sets at 10:48 PM

Provincetown Weather Report

2015 Boston Marathon Forecast: Cloudy Skies, Chilly Weather in Store for Runners

April 18, 2015; 12:48 AM ET

The 119th Boston Marathon will take place on Monday, April 20, and runners set to take on the historic course will face cool and potentially rainy conditions. more >

Tue. Dust & Dander

Tue. Wind Maps