Go Back
  • For Business
  • |
  • Warnings
  • Data Suite
  • Forensics
  • Advertising
  • Superior Accuracy™
Significant September Nor’easter is brewing for the East Coast. Click for details. Chevron right
Hawaii on alert for Tropical Storm Nolo. Click for the forecast. Chevron right

Port Mansfield, TX

83°F
Location Chevron down
Location News Videos
Use Current Location
Recent

Port Mansfield

Texas

83°
No results found.
Try searching for a city, zip code or point of interest.
Get Premium+
Create Your Account Unlock extended daily and hourly forecasts — all with your free account.
Let's Go Chevron right
Have an account already? Log In
settings
Help
Port Mansfield, TX Weather
Today WinterCast Local {stormName} Tracker Hourly 10-Day Radar MinuteCast® Monthly Air Quality Health & Activities

Around the Globe

Hurricane Tracker

Severe Weather

Radar & Maps

News

News & Features

Astronomy

Business

Climate

Health

Recreation

Sports

Travel

For Business

Warnings

Data Suite

Forensics

Advertising

Superior Accuracy™

Video

Winter Center

Today

Hourly

10-Day Radar MinuteCast® Monthly Air Quality Health & Activities

View hourly forecasts 10-days ahead

Activate Your Premium+ Subscription

Chevron right

4 AM

82°
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
rain drop 51%
Chevron down
Showers

Heat Index91°

WindE 9 mph

Air QualityFair

Wind Gusts10 mph

Humidity84%

Indoor Humidity84% (Extremely Humid)

Dew Point77° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover90%

Visibility6 mi

Cloud Ceiling7000 ft

5 AM

82°
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
rain drop 40%
Chevron down
Clear

Heat Index91°

WindE 9 mph

Air QualityFair

Wind Gusts10 mph

Humidity88%

Indoor Humidity88% (Dangerously Humid)

Dew Point78° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover2%

Visibility10 mi

Cloud Ceiling30000 ft

6 AM

81°
RealFeel® 91°
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 34%
Chevron down
Clear

Heat Index89°

WindE 9 mph

Air QualityFair

Wind Gusts10 mph

Humidity90%

Indoor Humidity90% (Dangerously Humid)

Dew Point78° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover5%

Visibility10 mi

Cloud Ceiling30000 ft

7 AM

80°
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
rain drop 39%
Chevron down
Mostly clear

Heat Index88°

WindE 9 mph

Air QualityFair

Wind Gusts9 mph

Humidity91%

Indoor Humidity91% (Dangerously Humid)

Dew Point78° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover10%

Visibility10 mi

Cloud Ceiling30000 ft

8 AM

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
rain drop 49%
Chevron down
Sunny

RealFeel Shade™87°

Heat Index88°

WindE 14 mph

Air QualityFair

Max UV Index1.0 (Low)

Wind Gusts16 mph

Humidity84%

Indoor Humidity84% (Extremely Humid)

Dew Point76° F

AccuLumen Brightness Index™6 (Medium)

Cloud Cover4%

Visibility10 mi

Cloud Ceiling30000 ft

9 AM

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
rain drop 60%
Chevron down
Partly sunny w/ showers

RealFeel Shade™91°

Heat Index96°

WindE 14 mph

Air QualityFair

Max UV Index2.1 (Low)

Wind Gusts18 mph

Humidity82%

Indoor Humidity82% (Dangerously Humid)

Dew Point78° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover12%

Rain0.02 in

Visibility6 mi

Cloud Ceiling30000 ft

10 AM

86°
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
rain drop 60%
Chevron down
Partly sunny w/ showers

RealFeel Shade™93°

Heat Index100°

WindE 14 mph

Air QualityFair

Max UV Index3.5 (Moderate)

Wind Gusts21 mph

Humidity78%

Indoor Humidity78% (Dangerously Humid)

Dew Point79° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover25%

Rain0.02 in

Visibility6 mi

Cloud Ceiling30000 ft

11 AM

88°
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
rain drop 40%
Chevron down
Partly sunny

RealFeel Shade™95°

Heat Index101°

WindE 15 mph

Air QualityFair

Max UV Index4.9 (Moderate)

Wind Gusts24 mph

Humidity74%

Indoor Humidity74% (Dangerously Humid)

Dew Point78° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover42%

Visibility10 mi

Cloud Ceiling30000 ft

12 PM

88°
RealFeel® 102°
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
rain drop 34%
Chevron down
Intermittent clouds

RealFeel Shade™96°

Heat Index102°

WindE 16 mph

Air QualityFair

Max UV Index7.0 (High)

Wind Gusts28 mph

Humidity72%

Indoor Humidity72% (Dangerously Humid)

Dew Point78° F

AccuLumen Brightness Index™7 (Bright)

Cloud Cover58%

Visibility10 mi

Cloud Ceiling30000 ft

1 PM

89°
RealFeel® 102°
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
rain drop 29%
Chevron down
Intermittent clouds

RealFeel Shade™96°

Heat Index103°

WindE 17 mph

Air QualityFair

Max UV Index7.3 (High)

Wind Gusts31 mph

Humidity71%

Indoor Humidity71% (Dangerously Humid)

Dew Point78° F

AccuLumen Brightness Index™6 (Medium)

Cloud Cover65%

Visibility10 mi

Cloud Ceiling30000 ft

2 PM

90°
RealFeel® 103°
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
rain drop 20%
Chevron down
Intermittent clouds

RealFeel Shade™97°

Heat Index104°

WindE 15 mph

Air QualityFair

Max UV Index7.0 (High)

Wind Gusts28 mph

Humidity68%

Indoor Humidity68% (Dangerously Humid)

Dew Point78° F

AccuLumen Brightness Index™7 (Bright)

Cloud Cover58%

Visibility10 mi

Cloud Ceiling30000 ft

3 PM

89°
RealFeel® 101°
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
rain drop 20%
Chevron down
Partly sunny

RealFeel Shade™96°

Heat Index103°

WindE 16 mph

Air QualityFair

Max UV Index4.9 (Moderate)

Wind Gusts29 mph

Humidity70%

Indoor Humidity70% (Dangerously Humid)

Dew Point78° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover42%

Visibility10 mi

Cloud Ceiling30000 ft

4 PM

88°
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
rain drop 20%
Chevron down
Mostly sunny

RealFeel Shade™95°

Heat Index102°

WindE 16 mph

Air QualityFair

Max UV Index3.5 (Moderate)

Wind Gusts30 mph

Humidity71%

Indoor Humidity71% (Dangerously Humid)

Dew Point78° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover25%

Visibility10 mi

Cloud Ceiling30000 ft

5 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
rain drop 20%
Chevron down
Mostly sunny

RealFeel Shade™95°

Heat Index101°

WindE 16 mph

Air QualityFair

Max UV Index2.1 (Low)

Wind Gusts30 mph

Humidity72%

Indoor Humidity72% (Dangerously Humid)

Dew Point78° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover12%

Visibility10 mi

Cloud Ceiling30000 ft

6 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
rain drop 20%
Chevron down
Sunny

RealFeel Shade™94°

Heat Index99°

WindE 15 mph

Air QualityFair

Max UV Index1.0 (Low)

Wind Gusts28 mph

Humidity74%

Indoor Humidity74% (Dangerously Humid)

Dew Point78° F

AccuLumen Brightness Index™6 (Medium)

Cloud Cover5%

Visibility10 mi

Cloud Ceiling30000 ft

7 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
rain drop 16%
Chevron down
Sunny

RealFeel Shade™94°

Heat Index97°

WindE 14 mph

Air QualityFair

Max UV Index0.0 (Low)

Wind Gusts25 mph

Humidity78%

Indoor Humidity78% (Dangerously Humid)

Dew Point78° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover3%

Visibility10 mi

Cloud Ceiling30000 ft

8 PM

85°
RealFeel® 93°
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 7%
Chevron down
Mostly clear

Heat Index96°

WindE 14 mph

Air QualityFair

Wind Gusts25 mph

Humidity80%

Indoor Humidity80% (Dangerously Humid)

Dew Point78° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover26%

Visibility10 mi

Cloud Ceiling30000 ft

9 PM

84°
RealFeel® 93°
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 7%
Chevron down
Mostly clear

Heat Index95°

WindE 14 mph

Air QualityFair

Wind Gusts22 mph

Humidity82%

Indoor Humidity82% (Dangerously Humid)

Dew Point78° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover26%

Visibility10 mi

Cloud Ceiling30000 ft

10 PM

84°
RealFeel® 93°
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 7%
Chevron down
Mostly clear

Heat Index95°

WindE 14 mph

Air QualityFair

Wind Gusts17 mph

Humidity81%

Indoor Humidity81% (Dangerously Humid)

Dew Point78° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover26%

Visibility10 mi

Cloud Ceiling30000 ft

11 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
rain drop 7%
Chevron down
Mostly clear

Heat Index94°

WindE 14 mph

Air QualityFair

Wind Gusts17 mph

Humidity82%

Indoor Humidity82% (Dangerously Humid)

Dew Point78° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover26%

Visibility10 mi

Cloud Ceiling30000 ft

Hourly Weather Forecast for Port Mansfield

AccuWeather's hourly forecast for Port Mansfield provides hour-by-hour temperatures, RealFeel® Temperature, and precipitation probability through the next 10 days. The current hour shows 82° with a RealFeel® of 90°, showers with a 51% 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.

Further Ahead

Tomorrow

Sunday

10-Day

Around the Globe

Hurricane Tracker

Severe Weather

Radar & Maps

News

Video

Winter Center

Top Stories

Weather Forecasts

Nor’easter to bring major coastal flooding; high winds in New England

12 hours ago

Hurricane

Nolo to become major hurricane, slam Hawaii with multi-day deluge

4 hours ago

Weather News

Coastal flooding, powerful surf spread as nor’easter brews

17 hours ago

Hurricane

Hurricane Polo to send tropical downpours into New Mexico, Texas

15 hours ago

Weather Forecasts

Crisp autumn weekend coming to eastern US away from nor’easter

12 hours ago

More Stories

Featured Stories

Climate

Water Demand: The double-edged sword of data centers

1 day ago

Hurricane

Category 5 Hurricane Polo strengthens to 2nd strongest on record

1 day ago

Astronomy

Harvest Moon 2026: When to see September’s full moon

3 days ago

Recreation

Hiker dies in fall on Washington trail a day after hiker found dead

14 hours ago

Weather News

Lake Tahoe’s poisoned-pine mystery: $147,000 reward offered

3 days ago

World North America United States Texas Port Mansfield

Weather Near Port Mansfield:

  • Brownsville, TX
  • Edinburg, TX
  • McAllen, TX
Company
Proven Superior Accuracy™ About AccuWeather Digital Advertising Careers Press Contact Us
Products & Services
For Business For Partners For Advertising AccuWeather APIs AccuWeather Connect Personal Weather Stations
Apps & Downloads
iPhone App Android App See all Apps & Downloads
Subscription Services
AccuWeather Premium AccuWeather Professional
More
AccuWeather Ready Business Health Hurricane Leisure and Recreation Severe Weather Space and Astronomy Sports Travel Weather News Winter Center
Company
Proven Superior Accuracy™ About AccuWeather Digital Advertising Careers Press Contact Us
Products & Services
For Business For Partners For Advertising AccuWeather APIs AccuWeather Connect Personal Weather Stations
Apps & Downloads
iPhone App Android App See all Apps & Downloads
Subscription Services
AccuWeather Premium AccuWeather Professional
More
AccuWeather Ready Business Health Hurricane Leisure and Recreation Severe Weather Space and Astronomy Sports Travel Weather News Winter Center
© 2026 AccuWeather, Inc. "AccuWeather" and sun design are registered trademarks of AccuWeather, Inc. All Rights Reserved.
Terms of Use | Privacy Policy | Cookie Policy | About Your Privacy Do Not Sell or Share My Personal Information | Data Sources

...

...

...