Union, SC

Hourly

1 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. LEARN MORE 6% Mostly cloudy

• RealFeel Shade™: 89°
• Heat Index: 92°
• Wind: SW 9 mph
• Air Quality: Fair
• Max UV Index: 7.2 (High)
• Wind Gusts: 18 mph
• Humidity: 57%
• Indoor Humidity: 57% (Very Humid)
• Dew Point: 70° F
• AccuLumen Brightness Index™: 5 (Medium)
• Cloud Cover: 78%
• Visibility: 10 mi
• Cloud Ceiling: 19800 ft

2 PM

88° 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 5% Intermittent clouds

• RealFeel Shade™: 90°
• Heat Index: 93°
• Wind: SW 9 mph
• Air Quality: Fair
• Max UV Index: 6.7 (High)
• Wind Gusts: 22 mph
• Humidity: 54%
• Indoor Humidity: 54% (Very Humid)
• Dew Point: 70° F
• AccuLumen Brightness Index™: 6 (Medium)
• Cloud Cover: 71%
• Visibility: 10 mi
• Cloud Ceiling: 14700 ft

3 PM

89° 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 5% Mostly cloudy

• RealFeel Shade™: 91°
• Heat Index: 94°
• Wind: SW 10 mph
• Air Quality: Fair
• Max UV Index: 4.9 (Moderate)
• Wind Gusts: 23 mph
• Humidity: 52%
• Indoor Humidity: 52% (Very Humid)
• Dew Point: 70° F
• AccuLumen Brightness Index™: 5 (Medium)
• Cloud Cover: 75%
• Visibility: 10 mi
• Cloud Ceiling: 17200 ft

4 PM

88° 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 6% Mostly cloudy

• RealFeel Shade™: 90°
• Heat Index: 93°
• Wind: SW 9 mph
• Air Quality: Fair
• Max UV Index: 3.2 (Moderate)
• Wind Gusts: 24 mph
• Humidity: 54%
• Indoor Humidity: 54% (Very Humid)
• Dew Point: 70° F
• AccuLumen Brightness Index™: 5 (Medium)
• Cloud Cover: 76%
• Visibility: 10 mi
• Cloud Ceiling: 19800 ft

5 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 7% Mostly cloudy

• RealFeel Shade™: 88°
• Heat Index: 91°
• Wind: SW 9 mph
• Air Quality: Fair
• Max UV Index: 2.3 (Low)
• Wind Gusts: 23 mph
• Humidity: 57%
• Indoor Humidity: 57% (Very Humid)
• Dew Point: 70° F
• AccuLumen Brightness Index™: 5 (Medium)
• Cloud Cover: 77%
• Visibility: 10 mi
• Cloud Ceiling: 22300 ft

6 PM

85° 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 7% Mostly cloudy

• RealFeel Shade™: 87°
• Heat Index: 89°
• Wind: SW 9 mph
• Air Quality: Fair
• Max UV Index: 1.4 (Low)
• Wind Gusts: 22 mph
• Humidity: 61%
• Indoor Humidity: 61% (Very Humid)
• Dew Point: 70° F
• AccuLumen Brightness Index™: 4 (Dull)
• Cloud Cover: 81%
• Visibility: 10 mi
• Cloud Ceiling: 24900 ft

7 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 9% Mostly cloudy

• RealFeel Shade™: 87°
• Heat Index: 87°
• Wind: WSW 8 mph
• Air Quality: Fair
• Max UV Index: 0.7 (Low)
• Wind Gusts: 20 mph
• Humidity: 66%
• Indoor Humidity: 66% (Very Humid)
• Dew Point: 71° F
• AccuLumen Brightness Index™: 2 (Dark)
• Cloud Cover: 86%
• Visibility: 10 mi
• Cloud Ceiling: 27400 ft

8 PM

81° RealFeel® 84° 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 14% Partly sunny

• RealFeel Shade™: 84°
• Heat Index: 85°
• Wind: SW 7 mph
• Air Quality: Fair
• Max UV Index: 0.2 (Low)
• Wind Gusts: 17 mph
• Humidity: 69%
• Indoor Humidity: 69% (Very Humid)
• Dew Point: 70° F
• AccuLumen Brightness Index™: 1 (Dark)
• Cloud Cover: 45%
• Visibility: 10 mi
• Cloud Ceiling: 30000 ft

9 PM

79° 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 14% Partly cloudy

• Heat Index: 80°
• Wind: SW 7 mph
• Air Quality: Fair
• Wind Gusts: 16 mph
• Humidity: 75%
• Indoor Humidity: 75% (Very Humid)
• Dew Point: 70° F
• AccuLumen Brightness Index™: 0 (Dark)
• Cloud Cover: 45%
• Visibility: 10 mi
• Cloud Ceiling: 30000 ft

10 PM

77° RealFeel® 80° Pleasant RealFeel Guide Pleasant 63° to 81° Most consider this temperature range ideal. LEARN MORE 18% Partly cloudy

• Wind: SW 6 mph
• Air Quality: Fair
• Wind Gusts: 13 mph
• Humidity: 80%
• Indoor Humidity: 80% (Very Humid)
• Dew Point: 70° F
• AccuLumen Brightness Index™: 0 (Dark)
• Cloud Cover: 45%
• Visibility: 10 mi
• Cloud Ceiling: 30000 ft

11 PM

75° RealFeel® 75° Pleasant RealFeel Guide Pleasant 63° to 81° Most consider this temperature range ideal. LEARN MORE 51% Partly cloudy w/ t-storms

• Wind: SW 6 mph
• Air Quality: Excellent
• Wind Gusts: 10 mph
• Humidity: 84%
• Indoor Humidity: 84% (Very Humid)
• Dew Point: 70° F
• AccuLumen Brightness Index™: 0 (Dark)
• Cloud Cover: 45%
• Rain: 0.04 in
• Visibility: 6 mi
• Cloud Ceiling: 30000 ft