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Next 5 Days
  • Today

    Oct 21

    Cloudy with spotty showers 57°Lo 47°
  • Wed

    Oct 22

    Windy with rain; cooler 54°Lo 46°
    more
  • Thu

    Oct 23

    Windy with occasional rain 56°Lo 47°
    more
  • Fri

    Oct 24

    Cloudy, a little rain; breezy 57°Lo 45°
    more
  • Sat

    Oct 25

    Partly sunny 60°Lo 43°
    more
Next 8 hours >
  Tue
12am
1am 2am 3am 4am 5am 6am 7am
  12am 1am 2am 3am 4am 5am 6am 7am
Forecast
Cloudy
Cloudy
Cloudy
Cloudy
Cloudy
Cloudy
Cloudy
Cloudy
Temp (°F) 48° 47° 47° 47° 46° 45° 45° 45°
RealFeel® 50° 49° 49° 49° 48° 47° 47° 47°
Humidity 77% 80% 80% 83% 86% 89% 89% 89%
   
  12am 1am 2am 3am 4am 5am 6am 7am
Rain
 
11%
 
10%
 
7%
 
7%
 
9%
 
11%
 
11%
 
13%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  12am 1am 2am 3am 4am 5am 6am 7am
Wind (mph) 0 0 0 0 0 0 0 0
UV Index 0 0 0 0 0 0 0 0
Cloud Cover 90% 100% 90% 90% 90% 90% 90% 100%
Dew Point 41° 41° 41° 42° 42° 42° 42° 42°
Middle Grid line 50 F Middle Grid line 45 F Middle Grid line 40 F

Temperature History - Oct 21

more Historical Weather Data >
  Today Normal Record 10/21/2013
High 57° 60° 80° (1979) 67°
Low 47° 35° 16° (1972) 33°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 7:06 AM with 10:48 of sunlight, then sets at 5:54 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 4:45 AM with 12:03 of moolight, then sets at 4:48 PM

Merrimack Weather Report

Storm to Affect Boston This Week With Rain, Wind

October 21, 2014; 6:02 AM ET

A developing nor'easter will bring rain and wind to the Boston area during the middle and latter part of the week. more >