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

Allentown, NJ

98°F
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Allentown

New Jersey

98°
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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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7 PM

88°
RealFeel® 94°
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 10%
Chevron down
Intermittent clouds
alerts

Severe Thunderstorm Watch

3:30 PM Saturday - 11:00 PM Saturday
alerts

Extreme Heat Warning

12:00 PM Wednesday - 8:00 PM Saturday
alerts

Air Quality Alert

3:45 PM Tuesday - 12:00 AM Monday

RealFeel Shade™94°

Heat Index96°

WindWNW 8 mph

Air QualityPoor

Max UV Index0.7 (Low)

Wind Gusts18 mph

Humidity63%

Indoor Humidity63% (Extremely Humid)

Dew Point74° F

AccuLumen Brightness Index™6 (Medium)

Cloud Cover57%

Visibility10 mi

Cloud Ceiling5300 ft

8 PM

90°
RealFeel® 90°
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 15%
Chevron down
Partly sunny
alerts

Severe Thunderstorm Watch

3:30 PM Saturday - 11:00 PM Saturday
alerts

Air Quality Alert

3:45 PM Tuesday - 12:00 AM Monday

RealFeel Shade™90°

Heat Index92°

WindWNW 7 mph

Air QualityFair

Max UV Index0.3 (Low)

Wind Gusts17 mph

Humidity44%

Indoor Humidity44% (Humid)

Dew Point66° F

AccuLumen Brightness Index™2 (Dark)

Cloud Cover45%

Visibility10 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 15%
Chevron down
Partly cloudy
alerts

Severe Thunderstorm Watch

3:30 PM Saturday - 11:00 PM Saturday
alerts

Air Quality Alert

3:45 PM Tuesday - 12:00 AM Monday

Heat Index91°

WindWNW 6 mph

Air QualityFair

Wind Gusts13 mph

Humidity58%

Indoor Humidity58% (Very Humid)

Dew Point70° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover45%

Visibility10 mi

Cloud Ceiling30000 ft

10 PM

83°
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.
LEARN MORE
rain drop 19%
Chevron down
Partly cloudy
alerts

Severe Thunderstorm Watch

3:30 PM Saturday - 11:00 PM Saturday
alerts

Air Quality Alert

3:45 PM Tuesday - 12:00 AM Monday

Heat Index88°

WindN 6 mph

Air QualityFair

Wind Gusts7 mph

Humidity67%

Indoor Humidity67% (Very Humid)

Dew Point71° 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.
LEARN MORE
rain drop 47%
Chevron down
Partly cloudy
alerts

Air Quality Alert

3:45 PM Tuesday - 12:00 AM Monday

Heat Index85°

WindNE 6 mph

Air QualityFair

Wind Gusts7 mph

Humidity75%

Indoor Humidity75% (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 88° with a RealFeel® of 94°, intermittent clouds with a 10% 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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