Charleston, IL

Hourly

5 PM

92° 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 15% Intermittent clouds

alerts Extreme Heat Warning 12:23 AM Tuesday - 7:00 PM Friday

• RealFeel Shade™: 99°
• Heat Index: 104°
• Wind: SW 8 mph
• Air Quality: Fair
• Max UV Index: 3.4 (Moderate)
• Wind Gusts: 13 mph
• Humidity: 59%
• Indoor Humidity: 59% (Extremely Humid)
• Dew Point: 76° F
• AccuLumen Brightness Index™: 8 (Bright)
• Cloud Cover: 51%
• Visibility: 10 mi
• Cloud Ceiling: 30000 ft

6 PM

90° RealFeel® 102° 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 15% Partly sunny

alerts Extreme Heat Warning 12:23 AM Tuesday - 7:00 PM Friday

• RealFeel Shade™: 97°
• Heat Index: 102°
• Wind: SW 7 mph
• Air Quality: Fair
• Max UV Index: 2.2 (Low)
• Wind Gusts: 9 mph
• Humidity: 65%
• Indoor Humidity: 65% (Extremely Humid)
• Dew Point: 76° F
• AccuLumen Brightness Index™: 8 (Bright)
• Cloud Cover: 46%
• Visibility: 10 mi
• Cloud Ceiling: 30000 ft

7 PM

87° 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 19% Partly sunny

• RealFeel Shade™: 95°
• Heat Index: 98°
• Wind: SW 6 mph
• Air Quality: Fair
• Max UV Index: 1.2 (Low)
• Wind Gusts: 7 mph
• Humidity: 72%
• Indoor Humidity: 72% (Extremely Humid)
• Dew Point: 77° F
• AccuLumen Brightness Index™: 7 (Bright)
• Cloud Cover: 46%
• Visibility: 10 mi
• Cloud Ceiling: 30000 ft

8 PM

84° RealFeel® 92° 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 51% Thunderstorms

• RealFeel Shade™: 92°
• Heat Index: 94°
• Wind: SSW 6 mph
• Air Quality: Fair
• Max UV Index: 0.1 (Low)
• Wind Gusts: 7 mph
• Humidity: 81%
• Indoor Humidity: 81% (Dangerously Humid)
• Dew Point: 78° F
• AccuLumen Brightness Index™: 1 (Dark)
• Cloud Cover: 76%
• Rain: 0.14 in
• Visibility: 4 mi
• Cloud Ceiling: 2000 ft

9 PM

81° 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 47% Mostly cloudy

• Heat Index: 87°
• Wind: SSE 6 mph
• Air Quality: Fair
• Wind Gusts: 7 mph
• Humidity: 80%
• Indoor Humidity: 80% (Extremely Humid)
• Dew Point: 75° F
• AccuLumen Brightness Index™: 0 (Dark)
• Cloud Cover: 76%
• Visibility: 10 mi
• Cloud Ceiling: 4000 ft

10 PM

78° 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 40% Mostly cloudy

• Heat Index: 80°
• Wind: SE 6 mph
• Air Quality: Fair
• Wind Gusts: 7 mph
• Humidity: 86%
• Indoor Humidity: 86% (Extremely Humid)
• Dew Point: 74° F
• AccuLumen Brightness Index™: 0 (Dark)
• Cloud Cover: 76%
• Visibility: 10 mi
• Cloud Ceiling: 19400 ft

11 PM

76° RealFeel® 83° 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 34% Mostly cloudy

• Wind: SSE 6 mph
• Air Quality: Fair
• Wind Gusts: 6 mph
• Humidity: 92%
• Indoor Humidity: 92% (Extremely Humid)
• Dew Point: 74° F
• AccuLumen Brightness Index™: 0 (Dark)
• Cloud Cover: 78%
• Visibility: 10 mi
• Cloud Ceiling: 19400 ft