Port Isabel, TX

Hourly

2 PM

89° RealFeel® 100° 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™: 97°
• Wind: SE 14 mph
• Air Quality: Poor
• Max UV Index: 4 (Moderate)
• Wind Gusts: 25 mph
• Humidity: 76%
• Indoor Humidity: 76% (Dangerously Humid)
• Dew Point: 81° F
• AccuLumen Brightness Index™: 5 (Medium)
• Cloud Cover: 76%
• Rain: 0.02 in
• Visibility: 6 mi
• Cloud Ceiling: 4000 ft

3 PM

89° 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 47% Mostly cloudy

• RealFeel Shade™: 96°
• Wind: SE 14 mph
• Air Quality: Poor
• Max UV Index: 5 (Moderate)
• Wind Gusts: 25 mph
• Humidity: 71%
• Indoor Humidity: 71% (Dangerously Humid)
• Dew Point: 78° F
• AccuLumen Brightness Index™: 5 (Medium)
• Cloud Cover: 76%
• Visibility: 10 mi
• Cloud Ceiling: 21600 ft

4 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 40% Mostly cloudy

• RealFeel Shade™: 95°
• Wind: ESE 14 mph
• Air Quality: Poor
• Max UV Index: 4 (Moderate)
• Wind Gusts: 24 mph
• Humidity: 73%
• Indoor Humidity: 73% (Dangerously Humid)
• Dew Point: 78° F
• AccuLumen Brightness Index™: 5 (Medium)
• Cloud Cover: 76%
• Visibility: 10 mi
• Cloud Ceiling: 30000 ft

5 PM

87° RealFeel® 96° 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 32% Mostly cloudy

• RealFeel Shade™: 94°
• Wind: ESE 14 mph
• Air Quality: Poor
• Max UV Index: 2 (Low)
• Wind Gusts: 23 mph
• Humidity: 75%
• Indoor Humidity: 75% (Dangerously Humid)
• Dew Point: 78° F
• AccuLumen Brightness Index™: 5 (Medium)
• Cloud Cover: 76%
• Visibility: 10 mi
• Cloud Ceiling: 30000 ft

6 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 32% Mostly cloudy

• RealFeel Shade™: 92°
• Wind: ESE 14 mph
• Air Quality: Poor
• Max UV Index: 1 (Low)
• Wind Gusts: 21 mph
• Humidity: 78%
• Indoor Humidity: 78% (Dangerously Humid)
• Dew Point: 78° F
• AccuLumen Brightness Index™: 5 (Medium)
• Cloud Cover: 76%
• Visibility: 10 mi
• Cloud Ceiling: 30000 ft

7 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 21% Mostly cloudy

• RealFeel Shade™: 92°
• Wind: ESE 14 mph
• Air Quality: Poor
• Max UV Index: 1 (Low)
• Wind Gusts: 20 mph
• Humidity: 81%
• Indoor Humidity: 81% (Dangerously Humid)
• Dew Point: 78° F
• AccuLumen Brightness Index™: 2 (Dark)
• Cloud Cover: 76%
• Visibility: 10 mi
• Cloud Ceiling: 30000 ft

8 PM

82° 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 0% Partly sunny

• RealFeel Shade™: 89°
• Wind: ESE 14 mph
• Air Quality: Poor
• Max UV Index: 0 (Low)
• Wind Gusts: 16 mph
• Humidity: 87%
• Indoor Humidity: 87% (Extremely Humid)
• Dew Point: 77° F
• AccuLumen Brightness Index™: 0 (Dark)
• Cloud Cover: 45%
• Visibility: 10 mi
• Cloud Ceiling: 30000 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 0% Partly cloudy

• Wind: ESE 12 mph
• Air Quality: Poor
• Wind Gusts: 14 mph
• Humidity: 90%
• Indoor Humidity: 90% (Dangerously Humid)
• Dew Point: 78° F
• AccuLumen Brightness Index™: 0 (Dark)
• Cloud Cover: 45%
• Visibility: 10 mi
• Cloud Ceiling: 30000 ft

10 PM

80° 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 0% Partly cloudy

• Wind: ESE 10 mph
• Air Quality: Poor
• Wind Gusts: 14 mph
• Humidity: 91%
• Indoor Humidity: 91% (Extremely Humid)
• Dew Point: 77° F
• AccuLumen Brightness Index™: 0 (Dark)
• Cloud Cover: 45%
• Visibility: 10 mi
• Cloud Ceiling: 30000 ft

11 PM

80° 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 0% Partly cloudy

• Wind: SE 9 mph
• Air Quality: Fair
• Wind Gusts: 12 mph
• Humidity: 90%
• Indoor Humidity: 90% (Extremely Humid)
• Dew Point: 77° F
• AccuLumen Brightness Index™: 0 (Dark)
• Cloud Cover: 45%
• Visibility: 10 mi
• Cloud Ceiling: 30000 ft