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Heat dome collapse to spark thunderstorms. Get the forecast.

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Allentown, NJ Weather

Today WinterCast Local {stormName} Tracker Hourly 10-Day Radar MinuteCast® Monthly Air Quality Health & Activities

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3 PM

102°

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.

15%

Mostly sunny

Extreme Heat Warning

12:00 PM Wednesday - 8:00 PM Saturday

Air Quality Alert

3:45 PM Tuesday - 12:00 AM Sunday

RealFeel Shade™103°

Heat Index109°

WindW 12 mph

Air QualityPoor

Max UV Index7.3 (High)

Wind Gusts23 mph

Humidity35%

Indoor Humidity35% (Very Humid)

Dew Point70° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover26%

Visibility10 mi

Cloud Ceiling33300 ft

4 PM

99°

RealFeel® 104°

Very Hot

RealFeel Guide

Very Hot

101° to 107°

Caution advised. Danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.

19%

Partly sunny

Extreme Heat Warning

12:00 PM Wednesday - 8:00 PM Saturday

Air Quality Alert

3:45 PM Tuesday - 12:00 AM Sunday

RealFeel Shade™100°

Heat Index106°

WindW 12 mph

Air QualityPoor

Max UV Index4.8 (Moderate)

Wind Gusts23 mph

Humidity38%

Indoor Humidity38% (Very Humid)

Dew Point70° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover46%

Visibility10 mi

Cloud Ceiling30000 ft

5 PM

95°

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.

43%

Partly sunny

Extreme Heat Warning

12:00 PM Wednesday - 8:00 PM Saturday

Air Quality Alert

3:45 PM Tuesday - 12:00 AM Sunday

RealFeel Shade™104°

Heat Index114°

WindW 10 mph

Air QualityFair

Max UV Index3.4 (Moderate)

Wind Gusts23 mph

Humidity60%

Indoor Humidity60% (Dangerously Humid)

Dew Point80° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover46%

Visibility10 mi

Cloud Ceiling30000 ft

6 PM

91°

RealFeel® 104°

Very Hot

RealFeel Guide

Very Hot

101° to 107°

Caution advised. Danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.

47%

Partly sunny

Extreme Heat Warning

12:00 PM Wednesday - 8:00 PM Saturday

Air Quality Alert

3:45 PM Tuesday - 12:00 AM Sunday

RealFeel Shade™100°

Heat Index107°

WindW 10 mph

Air QualityFair

Max UV Index2.1 (Low)

Wind Gusts22 mph

Humidity67%

Indoor Humidity67% (Dangerously Humid)

Dew Point79° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover46%

Visibility10 mi

Cloud Ceiling30000 ft

7 PM

85°

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.

51%

Mostly cloudy w/ t-storms

Extreme Heat Warning

12:00 PM Wednesday - 8:00 PM Saturday

Air Quality Alert

3:45 PM Tuesday - 12:00 AM Sunday

RealFeel Shade™95°

Heat Index100°

WindWNW 8 mph

Air QualityFair

Max UV Index0.4 (Low)

Wind Gusts20 mph

Humidity83%

Indoor Humidity83% (Dangerously Humid)

Dew Point80° F

AccuLumen Brightness Index™5 (Medium)

Cloud Cover70%

Rain0.15 in

Visibility4 mi

Cloud Ceiling2000 ft

8 PM

84°

RealFeel® 97°

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.

40%

Partly sunny

Air Quality Alert

3:45 PM Tuesday - 12:00 AM Sunday

RealFeel Shade™97°

Heat Index96°

WindWNW 7 mph

Air QualityFair

Max UV Index0.3 (Low)

Wind Gusts17 mph

Humidity83%

Indoor Humidity83% (Dangerously Humid)

Dew Point79° F

AccuLumen Brightness Index™2 (Dark)

Cloud Cover45%

Visibility10 mi

Cloud Ceiling30000 ft

9 PM

82°

RealFeel® 88°

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.

34%

Partly cloudy

Air Quality Alert

3:45 PM Tuesday - 12:00 AM Sunday

Heat Index88°

WindWNW 6 mph

Air QualityFair

Wind Gusts13 mph

Humidity73%

Indoor Humidity73% (Extremely Humid)

Dew Point73° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover45%

Visibility10 mi

Cloud Ceiling30000 ft

10 PM

81°

RealFeel® 87°

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.

37%

Partly cloudy

Air Quality Alert

3:45 PM Tuesday - 12:00 AM Sunday

Heat Index86°

WindN 6 mph

Air QualityFair

Wind Gusts7 mph

Humidity78%

Indoor Humidity78% (Extremely Humid)

Dew Point73° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover45%

Visibility10 mi

Cloud Ceiling30000 ft

11 PM

80°

RealFeel® 85°

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.

47%

Partly cloudy

Air Quality Alert

3:45 PM Tuesday - 12:00 AM Sunday

Heat Index84°

WindNE 6 mph

Air QualityExcellent

Wind Gusts7 mph

Humidity78%

Indoor Humidity78% (Extremely Humid)

Dew Point72° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover45%

Visibility10 mi

Cloud Ceiling30000 ft

Hourly Weather Forecast for Allentown

AccuWeather's hourly forecast for Allentown provides hour-by-hour temperatures, RealFeel® Temperature, and precipitation probability through the next 10 days. The current hour shows 102° with a RealFeel® of 109°, mostly sunny with a 15% 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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