Lerna, IL

Hourly

1 PM

84° RealFeel® 94° 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 11% Intermittent clouds

• RealFeel Shade™: 85°
• Heat Index: 88°
• Wind: SSW 9 mph
• Air Quality: Fair
• Max UV Index: 10.1 (Very High)
• Wind Gusts: 20 mph
• Humidity: 62%
• Indoor Humidity: 62% (Very Humid)
• Dew Point: 70° F
• AccuLumen Brightness Index™: 8 (Bright)
• Cloud Cover: 50%
• Visibility: 10 mi
• Cloud Ceiling: 20000 ft

2 PM

85° 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 21% Intermittent clouds

• RealFeel Shade™: 85°
• Heat Index: 88°
• Wind: SW 10 mph
• Air Quality: Fair
• Max UV Index: 7.8 (Very High)
• Wind Gusts: 20 mph
• Humidity: 59%
• Indoor Humidity: 59% (Very Humid)
• Dew Point: 69° F
• AccuLumen Brightness Index™: 7 (Bright)
• Cloud Cover: 62%
• Visibility: 10 mi
• Cloud Ceiling: 20000 ft

3 PM

85° RealFeel® 90° 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 21% Mostly cloudy

• RealFeel Shade™: 86°
• Heat Index: 89°
• Wind: SW 10 mph
• Air Quality: Fair
• Max UV Index: 3.4 (Moderate)
• Wind Gusts: 18 mph
• Humidity: 58%
• Indoor Humidity: 58% (Very Humid)
• Dew Point: 69° F
• AccuLumen Brightness Index™: 5 (Medium)
• Cloud Cover: 77%
• Visibility: 10 mi
• Cloud Ceiling: 7000 ft

4 PM

85° 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 26% Cloudy

• RealFeel Shade™: 85°
• Heat Index: 88°
• Wind: SW 10 mph
• Air Quality: Fair
• Max UV Index: 1.7 (Low)
• Wind Gusts: 18 mph
• Humidity: 59%
• Indoor Humidity: 59% (Very Humid)
• Dew Point: 69° F
• AccuLumen Brightness Index™: 2 (Dark)
• Cloud Cover: 90%
• Visibility: 10 mi
• Cloud Ceiling: 7000 ft

5 PM

82° 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 49% Cloudy

• RealFeel Shade™: 82°
• Heat Index: 85°
• Wind: SW 10 mph
• Air Quality: Fair
• Max UV Index: 1.1 (Low)
• Wind Gusts: 17 mph
• Humidity: 65%
• Indoor Humidity: 65% (Very Humid)
• Dew Point: 69° F
• AccuLumen Brightness Index™: 1 (Dark)
• Cloud Cover: 95%
• Visibility: 10 mi
• Cloud Ceiling: 9500 ft

6 PM

79° RealFeel® 79° Pleasant RealFeel Guide Pleasant 63° to 81° Most consider this temperature range ideal. LEARN MORE 61% Thunderstorms

• RealFeel Shade™: 79°
• Heat Index: 80°
• Wind: SW 9 mph
• Air Quality: Fair
• Max UV Index: 0.5 (Low)
• Wind Gusts: 15 mph
• Humidity: 82%
• Indoor Humidity: 82% (Extremely Humid)
• Dew Point: 73° F
• AccuLumen Brightness Index™: 1 (Dark)
• Cloud Cover: 96%
• Rain: 0.15 in
• Visibility: 4 mi
• Cloud Ceiling: 3900 ft

7 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 49% Cloudy

• RealFeel Shade™: 82°
• Heat Index: 83°
• Wind: SW 8 mph
• Air Quality: Fair
• Max UV Index: 0.5 (Low)
• Wind Gusts: 12 mph
• Humidity: 73%
• Indoor Humidity: 73% (Very Humid)
• Dew Point: 70° F
• AccuLumen Brightness Index™: 1 (Dark)
• Cloud Cover: 94%
• Visibility: 10 mi
• Cloud Ceiling: 14600 ft

8 PM

78° RealFeel® 80° Pleasant RealFeel Guide Pleasant 63° to 81° Most consider this temperature range ideal. LEARN MORE 34% Intermittent clouds

• RealFeel Shade™: 80°
• Wind: SW 7 mph
• Air Quality: Fair
• Max UV Index: 0.2 (Low)
• Wind Gusts: 9 mph
• Humidity: 75%
• Indoor Humidity: 75% (Very Humid)
• Dew Point: 70° F
• AccuLumen Brightness Index™: 1 (Dark)
• Cloud Cover: 70%
• Visibility: 10 mi
• Cloud Ceiling: 19800 ft

9 PM

75° RealFeel® 78° Pleasant RealFeel Guide Pleasant 63° to 81° Most consider this temperature range ideal. LEARN MORE 34% Intermittent clouds

• Wind: SW 6 mph
• Air Quality: Fair
• Wind Gusts: 8 mph
• Humidity: 81%
• Indoor Humidity: 81% (Very Humid)
• Dew Point: 69° F
• AccuLumen Brightness Index™: 0 (Dark)
• Cloud Cover: 70%
• Visibility: 10 mi
• Cloud Ceiling: 24900 ft

10 PM

74° RealFeel® 76° Pleasant RealFeel Guide Pleasant 63° to 81° Most consider this temperature range ideal. LEARN MORE 37% Intermittent clouds

• Wind: SW 6 mph
• Air Quality: Fair
• Wind Gusts: 6 mph
• Humidity: 82%
• Indoor Humidity: 82% (Very Humid)
• Dew Point: 69° F
• AccuLumen Brightness Index™: 0 (Dark)
• Cloud Cover: 70%
• Visibility: 10 mi
• Cloud Ceiling: 30000 ft

11 PM

74° RealFeel® 76° Pleasant RealFeel Guide Pleasant 63° to 81° Most consider this temperature range ideal. LEARN MORE 43% Intermittent clouds

• Wind: SW 6 mph
• Air Quality: Fair
• Wind Gusts: 6 mph
• Humidity: 83%
• Indoor Humidity: 83% (Very Humid)
• Dew Point: 68° F
• AccuLumen Brightness Index™: 0 (Dark)
• Cloud Cover: 70%
• Visibility: 10 mi
• Cloud Ceiling: 24900 ft