Palatine, IL

Hourly

2 PM

91° 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 40% Thunderstorms

alerts Heat Advisory 10:00 AM Wednesday - 10:00 PM Thursday

• RealFeel Shade™: 94°
• Wind: WSW 14 mph
• Air Quality: Fair
• Max UV Index: 4 (Moderate)
• Wind Gusts: 22 mph
• Humidity: 56%
• Indoor Humidity: 56% (Extremely Humid)
• Dew Point: 74° F
• AccuLumen Brightness Index™: 1 (Dark)
• Cloud Cover: 100%
• Visibility: 10 mi
• Cloud Ceiling: 28500 ft

3 PM

88° 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 37% Intermittent clouds

alerts Heat Advisory 10:00 AM Wednesday - 10:00 PM Thursday

• RealFeel Shade™: 93°
• Wind: WSW 13 mph
• Air Quality: Fair
• Max UV Index: 5 (Moderate)
• Wind Gusts: 18 mph
• Humidity: 62%
• Indoor Humidity: 62% (Extremely Humid)
• Dew Point: 74° F
• AccuLumen Brightness Index™: 6 (Medium)
• Cloud Cover: 70%
• Visibility: 10 mi
• Cloud Ceiling: 26900 ft

4 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 40% Intermittent clouds

alerts Heat Advisory 10:00 AM Wednesday - 10:00 PM Thursday

• RealFeel Shade™: 90°
• Wind: WSW 12 mph
• Air Quality: Fair
• Max UV Index: 4 (Moderate)
• Wind Gusts: 16 mph
• Humidity: 69%
• Indoor Humidity: 69% (Extremely Humid)
• Dew Point: 74° F
• AccuLumen Brightness Index™: 6 (Medium)
• Cloud Cover: 70%
• Visibility: 10 mi
• Cloud Ceiling: 25400 ft

5 PM

82° 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 51% Mostly cloudy w/ t-storms

alerts Heat Advisory 10:00 AM Wednesday - 10:00 PM Thursday

• RealFeel Shade™: 87°
• Wind: W 10 mph
• Air Quality: Fair
• Max UV Index: 1 (Low)
• Wind Gusts: 14 mph
• Humidity: 87%
• Indoor Humidity: 87% (Dangerously Humid)
• Dew Point: 78° F
• AccuLumen Brightness Index™: 6 (Medium)
• Cloud Cover: 70%
• Rain: 0.10 in
• Visibility: 4 mi
• Cloud Ceiling: 2000 ft

6 PM

81° 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 47% Intermittent clouds

alerts Heat Advisory 10:00 AM Wednesday - 10:00 PM Thursday

• RealFeel Shade™: 85°
• Wind: W 10 mph
• Air Quality: Fair
• Max UV Index: 2 (Low)
• Wind Gusts: 12 mph
• Humidity: 78%
• Indoor Humidity: 78% (Extremely Humid)
• Dew Point: 73° F
• AccuLumen Brightness Index™: 6 (Medium)
• Cloud Cover: 70%
• Visibility: 10 mi
• Cloud Ceiling: 25100 ft

7 PM

80° 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 40% Intermittent clouds

alerts Heat Advisory 10:00 AM Wednesday - 10:00 PM Thursday

• RealFeel Shade™: 86°
• Wind: W 9 mph
• Air Quality: Fair
• Max UV Index: 1 (Low)
• Wind Gusts: 10 mph
• Humidity: 78%
• Indoor Humidity: 78% (Extremely Humid)
• Dew Point: 73° F
• AccuLumen Brightness Index™: 4 (Dull)
• Cloud Cover: 70%
• Visibility: 10 mi
• Cloud Ceiling: 25000 ft

8 PM

79° 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 34% Cloudy

alerts Heat Advisory 10:00 AM Wednesday - 10:00 PM Thursday

• RealFeel Shade™: 84°
• Wind: WSW 8 mph
• Air Quality: Fair
• Max UV Index: 0 (Low)
• Wind Gusts: 16 mph
• Humidity: 83%
• Indoor Humidity: 83% (Extremely Humid)
• Dew Point: 73° F
• AccuLumen Brightness Index™: 0 (Dark)
• Cloud Cover: 94%
• Visibility: 10 mi
• Cloud Ceiling: 19400 ft

9 PM

79° 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 34% Cloudy

alerts Heat Advisory 10:00 AM Wednesday - 10:00 PM Thursday

• Wind: W 8 mph
• Air Quality: Fair
• Wind Gusts: 16 mph
• Humidity: 81%
• Indoor Humidity: 81% (Extremely Humid)
• Dew Point: 73° F
• AccuLumen Brightness Index™: 0 (Dark)
• Cloud Cover: 94%
• Visibility: 10 mi
• Cloud Ceiling: 19400 ft

10 PM

77° 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 40% Cloudy

• Wind: WNW 7 mph
• Air Quality: Fair
• Wind Gusts: 15 mph
• Humidity: 86%
• Indoor Humidity: 86% (Extremely Humid)
• Dew Point: 73° F
• AccuLumen Brightness Index™: 0 (Dark)
• Cloud Cover: 94%
• Visibility: 10 mi
• Cloud Ceiling: 19400 ft

11 PM

77° RealFeel® 79° Pleasant RealFeel Guide Pleasant 63° to 81° Most consider this temperature range ideal. LEARN MORE 54% Thunderstorms

• Wind: WNW 7 mph
• Air Quality: Fair
• Wind Gusts: 15 mph
• Humidity: 86%
• Indoor Humidity: 86% (Extremely Humid)
• Dew Point: 73° F
• AccuLumen Brightness Index™: 0 (Dark)
• Cloud Cover: 94%
• Rain: 0.09 in
• Visibility: 5 mi
• Cloud Ceiling: 4000 ft