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Over 250 million face dangerous heat dome into 4th of July weekend. Click for details.

Union, MO

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Union, MO Weather

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8 PM

87°

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.

0%

Mostly sunny

Extreme Heat Warning

12:00 PM Sunday - 10:00 PM Friday

RealFeel Shade™96°

Heat Index98°

WindS 7 mph

Air QualityPoor

Max UV Index0.3 (Low)

Wind Gusts15 mph

Humidity72%

Indoor Humidity72% (Extremely Humid)

Dew Point77° F

AccuLumen Brightness Index™2 (Dark)

Cloud Cover25%

Visibility10 mi

Cloud Ceiling30000 ft

9 PM

84°

RealFeel® 91°

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.

0%

Mostly clear

Extreme Heat Warning

12:00 PM Sunday - 10:00 PM Friday

Heat Index92°

WindS 7 mph

Air QualityPoor

Wind Gusts15 mph

Humidity72%

Indoor Humidity72% (Extremely Humid)

Dew Point75° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover18%

Visibility10 mi

Cloud Ceiling30000 ft

10 PM

81°

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.

0%

Mostly clear

Extreme Heat Warning

12:00 PM Sunday - 10:00 PM Friday

Heat Index87°

WindS 6 mph

Air QualityPoor

Wind Gusts14 mph

Humidity79%

Indoor Humidity79% (Extremely Humid)

Dew Point74° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover11%

Visibility10 mi

Cloud Ceiling30000 ft

11 PM

79°

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.

0%

Mostly clear

Extreme Heat Warning

12:00 PM Sunday - 10:00 PM Friday

Heat Index81°

WindS 6 mph

Air QualityPoor

Wind Gusts13 mph

Humidity84%

Indoor Humidity84% (Extremely Humid)

Dew Point74° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover11%

Visibility10 mi

Cloud Ceiling30000 ft

Hourly Weather Forecast for Union

AccuWeather's hourly forecast for Union provides hour-by-hour temperatures, RealFeel® Temperature, and precipitation probability through the next 10 days. The current hour shows 87° with a RealFeel® of 96°, mostly sunny with a 0% 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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