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Port Isabel, TX

88°F
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Port Isabel

Texas

88°
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Port Isabel, TX Weather
Today WinterCast Local {stormName} Tracker Hourly 10-Day Radar MinuteCast® Monthly Air Quality Health & Activities

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8 PM

87°
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
rain drop 6%
Chevron down
Mostly clear

Heat Index102°

WindSE 15 mph

Air QualityFair

Wind Gusts28 mph

Humidity79%

Indoor Humidity79% (Dangerously Humid)

Dew Point80° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover13%

Visibility10 mi

Cloud Ceiling30000 ft

9 PM

85°
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
rain drop 6%
Chevron down
Mostly clear

Heat Index99°

WindSE 14 mph

Air QualityFair

Wind Gusts27 mph

Humidity86%

Indoor Humidity86% (Dangerously Humid)

Dew Point80° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover17%

Visibility10 mi

Cloud Ceiling30000 ft

10 PM

84°
RealFeel® 95°
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
rain drop 6%
Chevron down
Mostly clear

Heat Index97°

WindSE 13 mph

Air QualityFair

Wind Gusts23 mph

Humidity85%

Indoor Humidity85% (Dangerously Humid)

Dew Point79° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover19%

Visibility10 mi

Cloud Ceiling30000 ft

11 PM

84°
RealFeel® 95°
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
rain drop 6%
Chevron down
Mostly clear

Heat Index97°

WindSE 13 mph

Air QualityFair

Wind Gusts21 mph

Humidity85%

Indoor Humidity85% (Dangerously Humid)

Dew Point79° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover18%

Visibility10 mi

Cloud Ceiling30000 ft

Hourly Weather Forecast for Port Isabel

AccuWeather's hourly forecast for Port Isabel provides hour-by-hour temperatures, RealFeel® Temperature, and precipitation probability through the next 10 days. The current hour shows 87° with a RealFeel® of 98°, mostly clear with a 6% chance of precipitation. Each hourly forecast includes wind speed, humidity, air quality, UV index, and the AccuLumen Brightness Index™, AccuWeather's measure of perceived outdoor light intensity. Forecasts are generated by proprietary systems developed by AccuWeather meteorologists since 1962.

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World North America United States Texas Port Isabel

Weather Near Port Isabel:

  • Brownsville, TX
  • Edinburg, TX
  • McAllen, TX
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