Lerna, IL

Hourly

1 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 40% Cloudy

• RealFeel Shade™: 84°
• Heat Index: 87°
• Wind: SE 8 mph
• Air Quality: Fair
• Max UV Index: 4.2 (Moderate)
• Wind Gusts: 10 mph
• Humidity: 53%
• Indoor Humidity: 53% (Humid)
• Dew Point: 66° F
• AccuLumen Brightness Index™: 1 (Dark)
• Cloud Cover: 100%
• Visibility: 10 mi
• Cloud Ceiling: 20000 ft

2 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 54% Thunderstorms

• RealFeel Shade™: 83°
• Heat Index: 88°
• Wind: SSE 8 mph
• Air Quality: Fair
• Max UV Index: 3.0 (Moderate)
• Wind Gusts: 12 mph
• Humidity: 58%
• Indoor Humidity: 58% (Very Humid)
• Dew Point: 69° F
• AccuLumen Brightness Index™: 3 (Dull)
• Cloud Cover: 89%
• Rain: 0.06 in
• Visibility: 5 mi
• Cloud Ceiling: 9000 ft

3 PM

85° 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 49% Intermittent clouds

• RealFeel Shade™: 86°
• Heat Index: 89°
• Wind: SSE 8 mph
• Air Quality: Fair
• Max UV Index: 6.6 (High)
• Wind Gusts: 13 mph
• Humidity: 59%
• Indoor Humidity: 59% (Very Humid)
• Dew Point: 69° F
• AccuLumen Brightness Index™: 7 (Bright)
• Cloud Cover: 54%
• Visibility: 10 mi
• Cloud Ceiling: 20000 ft

4 PM

84° 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 42% Intermittent clouds

• RealFeel Shade™: 86°
• Heat Index: 88°
• Wind: SSE 8 mph
• Air Quality: Fair
• Max UV Index: 3.1 (Moderate)
• Wind Gusts: 14 mph
• Humidity: 61%
• Indoor Humidity: 61% (Very Humid)
• Dew Point: 70° F
• AccuLumen Brightness Index™: 6 (Medium)
• Cloud Cover: 70%
• Visibility: 10 mi
• Cloud Ceiling: 14700 ft

5 PM

84° 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 34% Intermittent clouds

• RealFeel Shade™: 85°
• Heat Index: 87°
• Wind: SE 8 mph
• Air Quality: Fair
• Max UV Index: 2.1 (Low)
• Wind Gusts: 13 mph
• Humidity: 61%
• Indoor Humidity: 61% (Very Humid)
• Dew Point: 69° F
• AccuLumen Brightness Index™: 6 (Medium)
• Cloud Cover: 70%
• Visibility: 10 mi
• Cloud Ceiling: 14700 ft

6 PM

83° 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 34% Intermittent clouds

• RealFeel Shade™: 84°
• Heat Index: 86°
• Wind: SE 8 mph
• Air Quality: Fair
• Max UV Index: 1.4 (Low)
• Wind Gusts: 10 mph
• Humidity: 63%
• Indoor Humidity: 63% (Very Humid)
• Dew Point: 69° F
• AccuLumen Brightness Index™: 6 (Medium)
• Cloud Cover: 70%
• Visibility: 10 mi
• Cloud Ceiling: 14700 ft

7 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 37% Intermittent clouds

• RealFeel Shade™: 84°
• Heat Index: 85°
• Wind: SE 8 mph
• Air Quality: Fair
• Max UV Index: 0.8 (Low)
• Wind Gusts: 9 mph
• Humidity: 68%
• Indoor Humidity: 68% (Very Humid)
• Dew Point: 70° F
• AccuLumen Brightness Index™: 5 (Medium)
• Cloud Cover: 70%
• Visibility: 10 mi
• Cloud Ceiling: 14700 ft

8 PM

79° RealFeel® 81° Pleasant RealFeel Guide Pleasant 63° to 81° Most consider this temperature range ideal. LEARN MORE 47% Cloudy

• RealFeel Shade™: 81°
• Heat Index: 80°
• Wind: SE 7 mph
• Air Quality: Fair
• Max UV Index: 0.1 (Low)
• Wind Gusts: 8 mph
• Humidity: 73%
• Indoor Humidity: 73% (Very Humid)
• Dew Point: 69° F
• AccuLumen Brightness Index™: 0 (Dark)
• Cloud Cover: 92%
• Visibility: 10 mi
• Cloud Ceiling: 4000 ft

9 PM

77° RealFeel® 76° Pleasant RealFeel Guide Pleasant 63° to 81° Most consider this temperature range ideal. LEARN MORE 51% Thunderstorms

• Wind: SE 6 mph
• Air Quality: Fair
• Wind Gusts: 8 mph
• Humidity: 79%
• Indoor Humidity: 79% (Very Humid)
• Dew Point: 70° F
• AccuLumen Brightness Index™: 0 (Dark)
• Cloud Cover: 94%
• Rain: 0.05 in
• Visibility: 5 mi
• Cloud Ceiling: 4000 ft

10 PM

76° RealFeel® 78° Pleasant RealFeel Guide Pleasant 63° to 81° Most consider this temperature range ideal. LEARN MORE 47% Cloudy

• Wind: SE 7 mph
• Air Quality: Fair
• Wind Gusts: 8 mph
• Humidity: 80%
• Indoor Humidity: 80% (Very Humid)
• Dew Point: 70° F
• AccuLumen Brightness Index™: 0 (Dark)
• Cloud Cover: 96%
• Visibility: 10 mi
• Cloud Ceiling: 24800 ft

11 PM

76° RealFeel® 78° Pleasant RealFeel Guide Pleasant 63° to 81° Most consider this temperature range ideal. LEARN MORE 33% Cloudy

• Wind: SE 6 mph
• Air Quality: Fair
• Wind Gusts: 8 mph
• Humidity: 80%
• Indoor Humidity: 80% (Very Humid)
• Dew Point: 69° F
• AccuLumen Brightness Index™: 0 (Dark)
• Cloud Cover: 97%
• Visibility: 10 mi
• Cloud Ceiling: 18900 ft