• Early AM

    Sep 18

    Lo 47°

    Clear

    Ragweed Pollen Weather
    • Grass
      Pollen
      2 - Low
    • Ragweed
      Pollen
      5 - Low
    • Tree
      Pollen
      0 - Low
    more
  • Today

    Sep 18

    72°Lo 43°

    Sunny to partly cloudy

    Low ragweed pollen levels
    • Grass
      Pollen
      2 - Low
    • Ragweed
      Pollen
      5 - Low
    • Tree
      Pollen
      0 - Low
  • Fri

    Sep 19

    60°Lo 42°

    Mostly sunny

    Low ragweed pollen levels
    • Grass
      Pollen
      2 - Low
    • Ragweed
      Pollen
      5 - Low
    • Tree
      Pollen
      0 - Low
    more
  • Sat

    Sep 20

    70°Lo 55°

    Sunshine and patchy clouds

    Low ragweed pollen levels
    • Precip
      25%
    • Wind
      Speed
      6 mph
    • Cloud
      Cover
      25%
    more
  • Sun

    Sep 21

    76°Lo 59°

    Partly sunny and delightful

    Ragweed Pollen Weather
    • Precip
      16%
    • Wind
      Speed
      7 mph
    • Cloud
      Cover
      45%
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Thu
1am
2am 3am 4am 5am 6am 7am 8am
  1am 2am 3am 4am 5am 6am 7am 8am
Forecast
Clear
Clear
Clear
Clear
Clear
Clear
Sunny
Mostly Sunny
Temp (°F) 52° 51° 50° 48° 48° 47° 48° 51°
RealFeel® 52° 51° 50° 48° 48° 46° 47° 50°
Humidity 67% 68% 69% 72% 74% 77% 77% 74%
   
  1am 2am 3am 4am 5am 6am 7am 8am
Rain
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
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Ice
 
0%
 
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  1am 2am 3am 4am 5am 6am 7am 8am
Wind (mph) 2 WSW 2 WSW 2 W 2 W 2 W 2 W 3 W 3 WNW
UV Index 0 0 0 0 0 0 0 0
Cloud Cover 4% 5% 3% 1% 0% 0% 1% 10%
Dew Point 42° 41° 40° 40° 40° 40° 41° 43°
Middle Grid line 55 F Middle Grid line 50 F Middle Grid line 45 F

Temperature History - Sep 18

more Historical Weather Data >
  Today Normal Record 9/18/2013
High 72° N/A N/A 72°
Low 43° N/A N/A 39°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:29 AM with 12:22 of sunlight, then sets at 6:51 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 1:15 AM with 14:28 of moolight, then sets at 3:43 PM

Top Story

Blackstone Weather Report

Boston: Remainder of Week to Be Dry, Cool

September 17, 2014; 7:15 AM ET

Rainfall will be scarce around Boston this week, but cool air will be plentiful. more >

Thu. Pollen

Thu. Dust & Dander

Thu. Wind Maps