Heatherton, DE

Hourly

1 PM

91° 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 11% Mostly sunny

alerts Heat Advisory 8:00 PM Wednesday - 8:00 PM Thursday

• RealFeel Shade™: 97°
• Wind: NE 5 mph
• Air Quality: Poor
• Max UV Index: 11 (Extreme)
• Wind Gusts: 6 mph
• Humidity: 56%
• Indoor Humidity: 56% (Extremely Humid)
• Dew Point: 73° F
• AccuLumen Brightness Index™: 9 (Very Bright)
• Cloud Cover: 16%
• Visibility: 10 mi
• Cloud Ceiling: 33300 ft

2 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 49% Partly sunny

alerts Heat Advisory 8:00 PM Wednesday - 8:00 PM Thursday

• RealFeel Shade™: 98°
• Wind: NE 6 mph
• Air Quality: Poor
• Max UV Index: 10 (Very High)
• Wind Gusts: 7 mph
• Humidity: 54%
• Indoor Humidity: 54% (Extremely Humid)
• Dew Point: 74° F
• AccuLumen Brightness Index™: 8 (Bright)
• Cloud Cover: 46%
• Visibility: 10 mi
• Cloud Ceiling: 30000 ft

3 PM

85° RealFeel® 97° 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 63% Partly sunny w/ t-storms

alerts Heat Advisory 8:00 PM Wednesday - 8:00 PM Thursday

• RealFeel Shade™: 92°
• Wind: NE 6 mph
• Air Quality: Poor
• Max UV Index: 7 (High)
• Wind Gusts: 7 mph
• Humidity: 83%
• Indoor Humidity: 83% (Dangerously Humid)
• Dew Point: 79° F
• AccuLumen Brightness Index™: 8 (Bright)
• Cloud Cover: 46%
• Rain: 0.17 in
• Visibility: 4 mi
• Cloud Ceiling: 30000 ft

4 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 49% Partly sunny

alerts Heat Advisory 8:00 PM Wednesday - 8:00 PM Thursday

• RealFeel Shade™: 89°
• Wind: NE 7 mph
• Air Quality: Poor
• Max UV Index: 5 (Moderate)
• Wind Gusts: 8 mph
• Humidity: 68%
• Indoor Humidity: 68% (Extremely Humid)
• Dew Point: 73° F
• AccuLumen Brightness Index™: 8 (Bright)
• Cloud Cover: 46%
• Visibility: 10 mi
• Cloud Ceiling: 30000 ft

5 PM

83° 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 49% Partly sunny

alerts Heat Advisory 8:00 PM Wednesday - 8:00 PM Thursday

• RealFeel Shade™: 88°
• Wind: NE 7 mph
• Air Quality: Poor
• Max UV Index: 3 (Moderate)
• Wind Gusts: 9 mph
• Humidity: 72%
• Indoor Humidity: 72% (Extremely Humid)
• Dew Point: 73° F
• AccuLumen Brightness Index™: 8 (Bright)
• Cloud Cover: 46%
• Visibility: 10 mi
• Cloud Ceiling: 30000 ft

6 PM

81° 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 55% Partly sunny w/ t-storms

alerts Heat Advisory 8:00 PM Wednesday - 8:00 PM Thursday

• RealFeel Shade™: 85°
• Wind: ENE 8 mph
• Air Quality: Poor
• Max UV Index: 2 (Low)
• Wind Gusts: 9 mph
• Humidity: 83%
• Indoor Humidity: 83% (Extremely Humid)
• Dew Point: 76° F
• AccuLumen Brightness Index™: 8 (Bright)
• Cloud Cover: 46%
• Rain: 0.17 in
• Visibility: 4 mi
• Cloud Ceiling: 30000 ft

7 PM

80° 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% Partly sunny

alerts Heat Advisory 8:00 PM Wednesday - 8:00 PM Thursday

• RealFeel Shade™: 85°
• Wind: E 9 mph
• Air Quality: Fair
• Max UV Index: 1 (Low)
• Wind Gusts: 10 mph
• Humidity: 79%
• Indoor Humidity: 79% (Extremely Humid)
• Dew Point: 73° F
• AccuLumen Brightness Index™: 7 (Bright)
• Cloud Cover: 46%
• Visibility: 10 mi
• Cloud Ceiling: 30000 ft

8 PM

81° 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 51% Thunderstorms

• RealFeel Shade™: 85°
• Wind: E 9 mph
• Air Quality: Fair
• Max UV Index: 0 (Low)
• Wind Gusts: 15 mph
• Humidity: 84%
• Indoor Humidity: 84% (Extremely Humid)
• Dew Point: 76° F
• AccuLumen Brightness Index™: 0 (Dark)
• Cloud Cover: 95%
• Rain: 0.15 in
• Visibility: 4 mi
• Cloud Ceiling: 2000 ft

9 PM

78° 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 47% Cloudy

• Wind: E 8 mph
• Air Quality: Fair
• Wind Gusts: 16 mph
• Humidity: 83%
• Indoor Humidity: 83% (Extremely Humid)
• Dew Point: 73° F
• AccuLumen Brightness Index™: 0 (Dark)
• Cloud Cover: 95%
• Visibility: 10 mi
• Cloud Ceiling: 30000 ft

10 PM

75° RealFeel® 78° Pleasant RealFeel Guide Pleasant 63° to 81° Most consider this temperature range ideal. LEARN MORE 40% Cloudy

• Wind: E 8 mph
• Air Quality: Fair
• Wind Gusts: 17 mph
• Humidity: 85%
• Indoor Humidity: 85% (Very Humid)
• Dew Point: 71° F
• AccuLumen Brightness Index™: 0 (Dark)
• Cloud Cover: 95%
• Visibility: 10 mi
• Cloud Ceiling: 30000 ft

11 PM

73° RealFeel® 74° Pleasant RealFeel Guide Pleasant 63° to 81° Most consider this temperature range ideal. LEARN MORE 33% Cloudy

• Wind: ENE 8 mph
• Air Quality: Fair
• Wind Gusts: 17 mph
• Humidity: 89%
• Indoor Humidity: 89% (Very Humid)
• Dew Point: 69° F
• AccuLumen Brightness Index™: 0 (Dark)
• Cloud Cover: 95%
• Visibility: 10 mi
• Cloud Ceiling: 30000 ft