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  • Tue

    Aug 9

    Chance of a shower 82°Lo 68°
    more
  • Wed

    Aug 10

    A thunderstorm possible 82°Lo 60°
    more
  • Thu

    Aug 11

    A thunderstorm possible 85°Lo 58°
    more
  • Fri

    Aug 12

    Partly sunny 82°Lo 60°
    more
  • Sat

    Aug 13

    Clouds, a thunderstorm or two 80°Lo 67°
Hi 80° RealFeel® 86° Precipitation 80%

Day

N

E

S

W

  • SSW 7 mph
  • Gusts: 22 mph

Overcast and humid with a couple of thunderstorms around

  • Max UV Index: 4 (Moderate)
  • Thunderstorms: 60%
  • Precipitation: 0.28 in
  • Rain: 0.28 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 4 hrs
  • Hours of Rain: 4 hrs
Lo 67° RealFeel® 66° Precipitation 25%

Night

N

E

S

W

  • SSW 4 mph
  • Gusts: 15 mph

Partly cloudy and humid

  • Max UV Index: N/A
  • Thunderstorms: 24%
  • 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 80° 82° 95° (2002) 81°
Low 67° 58° 43° (1957) 59°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:51 AM with 13:59 of sunlight, then sets at 7:50 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 4:10 PM with 9:55 of moolight, then sets at 2:05 AM

Merrimack Weather Report

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

July 30, 2016; 5:21 PM 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 >