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Heat dome collapse to spark thunderstorms. Get the forecast. Chevron right

Westford, MA

97°F
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Westford

Massachusetts

97°
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Westford, MA Weather
Today WinterCast Local {stormName} Tracker Hourly 10-Day Radar MinuteCast® Monthly Air Quality Health & Activities

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5 PM

96°
RealFeel® 109°
Dangerous Heat
RealFeel Guide
Dangerous Heat
108° to 115°
Caution advised. Danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.
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rain drop 5%
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Partly sunny
alerts

Extreme Heat Warning

10:00 AM Wednesday - 8:00 PM Saturday

RealFeel Shade™104°

Heat Index112°

WindW 10 mph

Air QualityFair

Max UV Index3.4 (Moderate)

Wind Gusts18 mph

Humidity56%

Indoor Humidity56% (Dangerously Humid)

Dew Point78° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover33%

Visibility10 mi

Cloud Ceiling33300 ft

6 PM

93°
RealFeel® 96°
Hot
RealFeel Guide
Hot
90° to 100°
Caution advised. Possible danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.
LEARN MORE
rain drop 5%
Chevron down
Partly sunny
alerts

Extreme Heat Warning

10:00 AM Wednesday - 8:00 PM Saturday

RealFeel Shade™94°

Heat Index98°

WindW 10 mph

Air QualityFair

Max UV Index2.2 (Low)

Wind Gusts18 mph

Humidity44%

Indoor Humidity44% (Very Humid)

Dew Point69° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover45%

Visibility10 mi

Cloud Ceiling30000 ft

7 PM

91°
RealFeel® 95°
Hot
RealFeel Guide
Hot
90° to 100°
Caution advised. Possible danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.
LEARN MORE
rain drop 8%
Chevron down
Partly sunny
alerts

Extreme Heat Warning

10:00 AM Wednesday - 8:00 PM Saturday

RealFeel Shade™93°

Heat Index97°

WindW 9 mph

Air QualityFair

Max UV Index1.3 (Low)

Wind Gusts16 mph

Humidity50%

Indoor Humidity50% (Very Humid)

Dew Point70° F

AccuLumen Brightness Index™7 (Bright)

Cloud Cover45%

Visibility10 mi

Cloud Ceiling30000 ft

8 PM

88°
RealFeel® 98°
Hot
RealFeel Guide
Hot
90° to 100°
Caution advised. Possible danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.
LEARN MORE
rain drop 51%
Chevron down
Partly sunny w/ t-storms
alerts

Extreme Heat Warning

10:00 AM Wednesday - 8:00 PM Saturday

RealFeel Shade™98°

Heat Index103°

WindW 8 mph

Air QualityFair

Max UV Index0.4 (Low)

Wind Gusts13 mph

Humidity73%

Indoor Humidity73% (Dangerously Humid)

Dew Point79° F

AccuLumen Brightness Index™3 (Dull)

Cloud Cover25%

Rain0.04 in

Visibility6 mi

Cloud Ceiling30000 ft

9 PM

86°
RealFeel® 89°
Very Warm
RealFeel Guide
Very Warm
82° to 89°
Older adults, infants, and those with sensitive medical conditions should minimize outdoor activity, especially in the sunshine.
LEARN MORE
rain drop 47%
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Mostly clear
alerts

Extreme Heat Warning

10:00 AM Wednesday - 8:00 PM Saturday

Heat Index91°

WindW 7 mph

Air QualityFair

Wind Gusts10 mph

Humidity63%

Indoor Humidity63% (Extremely Humid)

Dew Point72° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover25%

Visibility10 mi

Cloud Ceiling30000 ft

10 PM

83°
RealFeel® 86°
Very Warm
RealFeel Guide
Very Warm
82° to 89°
Older adults, infants, and those with sensitive medical conditions should minimize outdoor activity, especially in the sunshine.
LEARN MORE
rain drop 35%
Chevron down
Mostly clear
alerts

Extreme Heat Warning

10:00 AM Wednesday - 8:00 PM Saturday

Heat Index87°

WindW 7 mph

Air QualityFair

Wind Gusts8 mph

Humidity66%

Indoor Humidity66% (Very Humid)

Dew Point71° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover25%

Visibility10 mi

Cloud Ceiling30000 ft

11 PM

82°
RealFeel® 84°
Very Warm
RealFeel Guide
Very Warm
82° to 89°
Older adults, infants, and those with sensitive medical conditions should minimize outdoor activity, especially in the sunshine.
LEARN MORE
rain drop 19%
Chevron down
Mostly clear
alerts

Extreme Heat Warning

10:00 AM Wednesday - 8:00 PM Saturday

Heat Index85°

WindW 7 mph

Air QualityFair

Wind Gusts8 mph

Humidity68%

Indoor Humidity68% (Very Humid)

Dew Point70° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover25%

Visibility10 mi

Cloud Ceiling30000 ft

Hourly Weather Forecast for Westford

AccuWeather's hourly forecast for Westford provides hour-by-hour temperatures, RealFeel® Temperature, and precipitation probability through the next 10 days. The current hour shows 96° with a RealFeel® of 109°, partly sunny with a 5% chance of precipitation. Each hourly forecast includes wind speed, humidity, air quality, UV index, and the AccuLumen Brightness Index™, AccuWeather's measure of perceived outdoor light intensity. Forecasts are generated by proprietary systems developed by AccuWeather meteorologists since 1962.

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Weather Near Westford:

  • Boston, MA
  • Dorchester, MA
  • Worcester, MA
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