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Hottest day yet as heat wave intensifies in the eastern US. Click for the forecast. Chevron right
4th of July forecast: Where will storms disrupt outdoor plans? Chevron right

Deer Park, IL

93°F
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Deer Park

Illinois

93°
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Deer Park, IL Weather
Today WinterCast Local {stormName} Tracker Hourly 10-Day Radar MinuteCast® Monthly Air Quality Health & Activities

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4 PM

93°
RealFeel® 99°
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 37%
Chevron down
Mostly sunny
alerts

Extreme Heat Warning

1:51 AM Tuesday - 12:00 AM Friday

RealFeel Shade™95°

Heat Index101°

WindSW 14 mph

Air QualityPoor

Max UV Index4.8 (Moderate)

Wind Gusts28 mph

Humidity52%

Indoor Humidity52% (Extremely Humid)

Dew Point73° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover25%

Visibility10 mi

Cloud Ceiling30000 ft

5 PM

91°
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 43%
Chevron down
Mostly sunny
alerts

Extreme Heat Warning

1:51 AM Tuesday - 12:00 AM Friday

RealFeel Shade™93°

Heat Index98°

WindSW 14 mph

Air QualityPoor

Max UV Index3.4 (Moderate)

Wind Gusts25 mph

Humidity53%

Indoor Humidity53% (Extremely Humid)

Dew Point72° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover22%

Visibility10 mi

Cloud Ceiling30000 ft

6 PM

89°
RealFeel® 93°
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 47%
Chevron down
Mostly sunny
alerts

Extreme Heat Warning

1:51 AM Tuesday - 12:00 AM Friday

RealFeel Shade™91°

Heat Index95°

WindSW 13 mph

Air QualityFair

Max UV Index2.2 (Low)

Wind Gusts23 mph

Humidity57%

Indoor Humidity57% (Extremely Humid)

Dew Point72° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover15%

Visibility10 mi

Cloud Ceiling30000 ft

7 PM

85°
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 51%
Chevron down
Partly sunny w/ t-storms
alerts

Extreme Heat Warning

1:51 AM Tuesday - 12:00 AM Friday

RealFeel Shade™88°

Heat Index93°

WindSW 10 mph

Air QualityFair

Max UV Index1.3 (Low)

Wind Gusts20 mph

Humidity69%

Indoor Humidity69% (Extremely Humid)

Dew Point74° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover11%

Rain0.06 in

Visibility5 mi

Cloud Ceiling30000 ft

8 PM

84°
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.
LEARN MORE
rain drop 49%
Chevron down
Mostly cloudy
alerts

Extreme Heat Warning

1:51 AM Tuesday - 12:00 AM Friday

RealFeel Shade™88°

Heat Index90°

WindSW 9 mph

Air QualityFair

Max UV Index0.3 (Low)

Wind Gusts17 mph

Humidity68%

Indoor Humidity68% (Extremely Humid)

Dew Point72° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover76%

Visibility10 mi

Cloud Ceiling30000 ft

9 PM

83°
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.
LEARN MORE
rain drop 49%
Chevron down
Mostly cloudy
alerts

Extreme Heat Warning

1:51 AM Tuesday - 12:00 AM Friday

Heat Index89°

WindSW 8 mph

Air QualityFair

Wind Gusts14 mph

Humidity72%

Indoor Humidity72% (Extremely Humid)

Dew Point73° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover76%

Visibility10 mi

Cloud Ceiling30000 ft

10 PM

80°
RealFeel® 82°
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 56%
Chevron down
Thunderstorms
alerts

Extreme Heat Warning

1:51 AM Tuesday - 12:00 AM Friday

Heat Index84°

WindSW 7 mph

Air QualityFair

Wind Gusts9 mph

Humidity79%

Indoor Humidity79% (Extremely Humid)

Dew Point73° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover76%

Rain0.15 in

Visibility4 mi

Cloud Ceiling2000 ft

11 PM

79°
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 49%
Chevron down
Mostly cloudy
alerts

Extreme Heat Warning

1:51 AM Tuesday - 12:00 AM Friday

Heat Index81°

WindSW 7 mph

Air QualityFair

Wind Gusts8 mph

Humidity82%

Indoor Humidity82% (Extremely Humid)

Dew Point73° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover76%

Visibility10 mi

Cloud Ceiling30000 ft

Hourly Weather Forecast for Deer Park

AccuWeather's hourly forecast for Deer Park provides hour-by-hour temperatures, RealFeel® Temperature, and precipitation probability through the next 10 days. The current hour shows 93° with a RealFeel® of 99°, mostly sunny with a 37% 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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