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  • Sat

    Aug 13

    Sun and some clouds 86°Lo 58°
  • Sun

    Aug 14

    Couple of thunderstorms 83°Lo 62°
    more
  • Mon

    Aug 15

    Couple of thunderstorms 84°Lo 63°
    more
  • Tue

    Aug 16

    Increasing cloudiness 82°Lo 64°
    more
  • Wed

    Aug 17

    Mostly sunny 85°Lo 63°
    more
Hi 86° RealFeel® 89° Precipitation 5%

Day

N

E

S

W

  • NNW 5 mph
  • Gusts: 14 mph

Sun and some clouds

  • Max UV Index: 6 (High)
  • Thunderstorms: 0%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs
Lo 58° RealFeel® 59° Precipitation 25%

Night

N

E

S

W

  • NNW 1 mph
  • Gusts: 5 mph

Patchy clouds

  • Max UV Index: N/A
  • Thunderstorms: 0%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs

Temperature History - Aug 13

more Historical Weather Data >
  Today Normal Record 8/13/2015
High 86° 81° N/A 83°
Low 58° 60° N/A 58°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:51 AM with 13:58 of sunlight, then sets at 7:49 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 4:08 PM with 9:57 of moolight, then sets at 2:05 AM

Chelmsford Weather Report

Soaking storms to elevate flash flood threat in northeastern US this weekend

July 29, 2016; 11:10 AM ET

Rounds of drenching showers and heavy thunderstorms will heighten the risk of flash flooding across the northeastern United States through the final weekend of July. more >