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  • Early AM

    Jul 29

    Mostly cloudy Lo 69°
    more
  • Today

    Jul 29

    Rain and a t-storm; cooler 78°Lo 61°
    more
  • Sat

    Jul 30

    Warmer with clouds and sun 87°Lo 66°
  • Sun

    Jul 31

    Not as warm with showers 78°Lo 66°
    more
  • Mon

    Aug 1

    Spotty morning showers 76°Lo 61°
    more
< Previous 8 hours Next 8 hours >
  Sat
9am
10am 11am 12pm 1pm 2pm 3pm 4pm
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Forecast
Partly Sunny
Partly Sunny
Partly Sunny
Partly Sunny
Partly Sunny
Partly Sunny
Partly Sunny
Partly Cloudy
Temp (°F) 73° 76° 80° 83° 85° 86° 87° 85°
RealFeel® 75° 80° 85° 89° 91° 91° 92° 89°
Humidity 67% 56% 50% 47% 43% 41% 40% 41%
   
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Rain
 
0%
 
0%
 
0%
 
0%
 
0%
 
1%
 
1%
 
1%
Snow
 
0%
 
0%
 
0%
 
0%
 
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Ice
 
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  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Wind (mph) 6 NW 6 NW 6 NNW 6 NW 6 NW 6 NW 6 WNW 6 WNW
UV Index 3 4 5 6 7 6 5 4
Cloud Cover 46% 46% 46% 46% 46% 46% 49% 55%
Dew Point 61° 60° 60° 61° 60° 60° 60° 59°
Middle Grid line 90 F Middle Grid line 85 F Middle Grid line 80 F Middle Grid line 75 F Middle Grid line 70 F

Temperature History - Jul 30

more Historical Weather Data >
  Today Normal Record 7/30/2015
High 87° 82° N/A 90°
Low 66° 61° N/A 67°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:36 AM with 14:31 of sunlight, then sets at 8:07 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 2:27 AM with 14:54 of moolight, then sets at 5:21 PM

Chelmsford Weather Report

Torrential downpours in northeastern US to ease heat wave, raise flash flood risk

July 29, 2016; 1:02 AM ET

As July draws to a close, a storm system swinging up from the Deep South will bring downpours to the northeastern U.S. and break the back of an extended heat wave. more >