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

Union, SC

95°F
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Union

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95°
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Union, SC Weather
Today WinterCast Local {stormName} Tracker Hourly 10-Day Radar MinuteCast® Monthly Air Quality Health & Activities

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3 PM

95°
RealFeel® 106°
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.
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rain drop 0%
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Mostly sunny
alerts

Heat Advisory

12:00 PM Friday - 8:00 PM Friday

RealFeel Shade™97°

Heat Index101°

WindESE 6 mph

Air QualityFair

Max UV Index7.9 (Very High)

Wind Gusts9 mph

Humidity42%

Indoor Humidity42% (Very Humid)

Dew Point69° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover11%

Visibility10 mi

Cloud Ceiling30000 ft

4 PM

96°
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.
LEARN MORE
rain drop 0%
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Mostly sunny
alerts

Heat Advisory

12:00 PM Friday - 8:00 PM Friday

RealFeel Shade™98°

Heat Index101°

WindESE 6 mph

Air QualityFair

Max UV Index5.0 (Moderate)

Wind Gusts12 mph

Humidity39%

Indoor Humidity39% (Very Humid)

Dew Point68° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover11%

Visibility10 mi

Cloud Ceiling30000 ft

5 PM

95°
RealFeel® 101°
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.
LEARN MORE
rain drop 0%
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Mostly sunny
alerts

Heat Advisory

12:00 PM Friday - 8:00 PM Friday

RealFeel Shade™96°

Heat Index99°

WindSE 6 mph

Air QualityFair

Max UV Index3.4 (Moderate)

Wind Gusts13 mph

Humidity39%

Indoor Humidity39% (Very Humid)

Dew Point67° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover12%

Visibility10 mi

Cloud Ceiling30000 ft

6 PM

94°
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 0%
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Mostly sunny
alerts

Heat Advisory

12:00 PM Friday - 8:00 PM Friday

RealFeel Shade™95°

Heat Index98°

WindSE 5 mph

Air QualityFair

Max UV Index2.1 (Low)

Wind Gusts9 mph

Humidity41%

Indoor Humidity41% (Very Humid)

Dew Point67° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover11%

Visibility10 mi

Cloud Ceiling30000 ft

7 PM

92°
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 0%
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Mostly sunny
alerts

Heat Advisory

12:00 PM Friday - 8:00 PM Friday

RealFeel Shade™94°

Heat Index96°

WindSE 5 mph

Air QualityFair

Max UV Index1.1 (Low)

Wind Gusts5 mph

Humidity45%

Indoor Humidity45% (Very Humid)

Dew Point68° F

AccuLumen Brightness Index™6 (Medium)

Cloud Cover11%

Visibility10 mi

Cloud Ceiling30000 ft

8 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 1%
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Mostly sunny

RealFeel Shade™93°

Heat Index94°

WindSSE 4 mph

Air QualityFair

Max UV Index0.1 (Low)

Wind Gusts4 mph

Humidity52%

Indoor Humidity52% (Very Humid)

Dew Point70° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover10%

Visibility10 mi

Cloud Ceiling30000 ft

9 PM

86°
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.
LEARN MORE
rain drop 1%
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Mostly clear

Heat Index91°

WindSSE 4 mph

Air QualityFair

Wind Gusts4 mph

Humidity59%

Indoor Humidity59% (Very Humid)

Dew Point71° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover12%

Visibility10 mi

Cloud Ceiling30000 ft

10 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 1%
Chevron down
Mostly clear

Heat Index88°

WindS 2 mph

Air QualityFair

Wind Gusts4 mph

Humidity66%

Indoor Humidity66% (Very Humid)

Dew Point71° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover15%

Visibility10 mi

Cloud Ceiling30000 ft

11 PM

81°
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 1%
Chevron down
Mostly clear

Heat Index84°

WindS 2 mph

Air QualityFair

Wind Gusts4 mph

Humidity71%

Indoor Humidity71% (Very Humid)

Dew Point71° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover17%

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 95° with a RealFeel® of 106°, 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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Weather Near Union:

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