Go Back
  • For Business
  • |
  • Warnings
  • Data Suite
  • Forensics
  • Advertising
  • Superior Accuracy™
Hawaii braces for Tropical Storm Lala, rare landfall possible. Click for the forecast. Chevron right

Port Arthur, TX

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

Port Arthur

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 Arthur, 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

1 AM

82°
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 13%
Chevron down
Mostly clear

Heat Index91°

WindS 6 mph

Air QualityFair

Wind Gusts7 mph

Humidity88%

Indoor Humidity88% (Dangerously Humid)

Dew Point78° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover15%

Visibility10 mi

Cloud Ceiling33300 ft

2 AM

81°
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 4%
Chevron down
Mostly clear

Heat Index89°

WindS 6 mph

Air QualityFair

Wind Gusts7 mph

Humidity91%

Indoor Humidity91% (Dangerously Humid)

Dew Point78° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover10%

Visibility10 mi

Cloud Ceiling30000 ft

3 AM

80°
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 4%
Chevron down
Mostly clear

Heat Index85°

WindS 6 mph

Air QualityFair

Wind Gusts7 mph

Humidity94%

Indoor Humidity94% (Dangerously Humid)

Dew Point78° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover10%

Visibility10 mi

Cloud Ceiling30000 ft

4 AM

79°
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 4%
Chevron down
Mostly clear

Heat Index81°

WindSSW 6 mph

Air QualityFair

Wind Gusts7 mph

Humidity97%

Indoor Humidity95% (Dangerously Humid)

Dew Point78° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover10%

Visibility10 mi

Cloud Ceiling30000 ft

5 AM

78°
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 6%
Chevron down
Clear

Heat Index80°

WindSSW 6 mph

Air QualityFair

Wind Gusts6 mph

Humidity99%

Indoor Humidity95% (Extremely Humid)

Dew Point77° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover7%

Visibility10 mi

Cloud Ceiling30000 ft

6 AM

77°
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
rain drop 6%
Chevron down
Clear

WindSSW 5 mph

Air QualityFair

Wind Gusts6 mph

Humidity100%

Indoor Humidity95% (Extremely Humid)

Dew Point77° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover5%

Visibility10 mi

Cloud Ceiling30000 ft

7 AM

78°
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 9%
Chevron down
Sunny

RealFeel Shade™90°

Heat Index80°

WindSSW 5 mph

Air QualityFair

Max UV Index0.6 (Low)

Wind Gusts5 mph

Humidity95%

Indoor Humidity95% (Extremely Humid)

Dew Point77° F

AccuLumen Brightness Index™3 (Dull)

Cloud Cover5%

Visibility10 mi

Cloud Ceiling30000 ft

8 AM

81°
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 19%
Chevron down
Mostly sunny

RealFeel Shade™89°

Heat Index88°

WindSSW 5 mph

Air QualityFair

Max UV Index1.6 (Low)

Wind Gusts6 mph

Humidity87%

Indoor Humidity87% (Extremely Humid)

Dew Point77° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover26%

Visibility10 mi

Cloud Ceiling30000 ft

9 AM

84°
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 19%
Chevron down
Mostly sunny

RealFeel Shade™92°

Heat Index93°

WindSSW 6 mph

Air QualityFair

Max UV Index2.8 (Moderate)

Wind Gusts6 mph

Humidity80%

Indoor Humidity80% (Extremely Humid)

Dew Point77° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover26%

Visibility10 mi

Cloud Ceiling30000 ft

10 AM

87°
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 24%
Chevron down
Mostly sunny

RealFeel Shade™95°

Heat Index98°

WindS 6 mph

Air QualityPoor

Max UV Index4.4 (Moderate)

Wind Gusts7 mph

Humidity73%

Indoor Humidity73% (Extremely Humid)

Dew Point77° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover26%

Visibility10 mi

Cloud Ceiling30000 ft

11 AM

89°
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
rain drop 51%
Chevron down
Partly sunny w/ showers

RealFeel Shade™96°

Heat Index101°

WindS 7 mph

Air QualityPoor

Max UV Index7.0 (High)

Wind Gusts7 mph

Humidity67%

Indoor Humidity67% (Extremely Humid)

Dew Point77° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover45%

Rain0.02 in

Visibility6 mi

Cloud Ceiling30000 ft

12 PM

91°
RealFeel® 108°
Dangerous Heat
RealFeel Guide
Dangerous Heat
108° to 115°
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 47%
Chevron down
Mostly sunny

RealFeel Shade™99°

Heat Index104°

WindSSE 7 mph

Air QualityPoor

Max UV Index9.7 (Very High)

Wind Gusts8 mph

Humidity61%

Indoor Humidity61% (Extremely Humid)

Dew Point76° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover26%

Visibility10 mi

Cloud Ceiling30000 ft

1 PM

93°
RealFeel® 109°
Dangerous Heat
RealFeel Guide
Dangerous Heat
108° to 115°
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 43%
Chevron down
Partly sunny

RealFeel Shade™99°

Heat Index105°

WindSSE 8 mph

Air QualityPoor

Max UV Index10.9 (Extreme)

Wind Gusts10 mph

Humidity58%

Indoor Humidity58% (Extremely Humid)

Dew Point76° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover45%

Visibility10 mi

Cloud Ceiling30000 ft

2 PM

94°
RealFeel® 109°
Dangerous Heat
RealFeel Guide
Dangerous Heat
108° to 115°
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 47%
Chevron down
Mostly sunny

RealFeel Shade™100°

Heat Index106°

WindSSE 8 mph

Air QualityPoor

Max UV Index9.7 (Very High)

Wind Gusts14 mph

Humidity55%

Indoor Humidity55% (Extremely Humid)

Dew Point76° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover26%

Visibility10 mi

Cloud Ceiling30000 ft

3 PM

95°
RealFeel® 107°
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 51%
Chevron down
Partly sunny w/ showers

RealFeel Shade™100°

Heat Index107°

WindSSE 9 mph

Air QualityPoor

Max UV Index7.0 (High)

Wind Gusts16 mph

Humidity53%

Indoor Humidity53% (Extremely Humid)

Dew Point75° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover26%

Rain0.01 in

Visibility6 mi

Cloud Ceiling30000 ft

4 PM

94°
RealFeel® 105°
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 47%
Chevron down
Mostly sunny

RealFeel Shade™100°

Heat Index106°

WindS 9 mph

Air QualityPoor

Max UV Index4.4 (Moderate)

Wind Gusts17 mph

Humidity55%

Indoor Humidity55% (Extremely Humid)

Dew Point75° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover26%

Visibility10 mi

Cloud Ceiling30000 ft

5 PM

93°
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 34%
Chevron down
Mostly sunny

RealFeel Shade™99°

Heat Index104°

WindS 9 mph

Air QualityPoor

Max UV Index2.8 (Moderate)

Wind Gusts18 mph

Humidity57%

Indoor Humidity57% (Extremely Humid)

Dew Point75° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover26%

Visibility10 mi

Cloud Ceiling30000 ft

6 PM

91°
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 34%
Chevron down
Mostly sunny

RealFeel Shade™97°

Heat Index102°

WindS 9 mph

Air QualityFair

Max UV Index1.6 (Low)

Wind Gusts18 mph

Humidity60%

Indoor Humidity60% (Extremely Humid)

Dew Point76° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover26%

Visibility10 mi

Cloud Ceiling30000 ft

7 PM

88°
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 22%
Chevron down
Mostly sunny

RealFeel Shade™97°

Heat Index99°

WindS 8 mph

Air QualityFair

Max UV Index0.6 (Low)

Wind Gusts18 mph

Humidity66%

Indoor Humidity66% (Extremely Humid)

Dew Point76° F

AccuLumen Brightness Index™3 (Dull)

Cloud Cover26%

Visibility10 mi

Cloud Ceiling30000 ft

8 PM

86°
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 0%
Chevron down
Mostly clear

Heat Index96°

WindS 7 mph

Air QualityFair

Wind Gusts15 mph

Humidity72%

Indoor Humidity72% (Extremely Humid)

Dew Point76° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover26%

Visibility10 mi

Cloud Ceiling30000 ft

9 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
rain drop 0%
Chevron down
Mostly clear

Heat Index92°

WindS 7 mph

Air QualityFair

Wind Gusts10 mph

Humidity80%

Indoor Humidity80% (Extremely Humid)

Dew Point76° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover26%

Visibility10 mi

Cloud Ceiling30000 ft

10 PM

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 0%
Chevron down
Mostly clear

Heat Index88°

WindS 6 mph

Air QualityFair

Wind Gusts7 mph

Humidity86%

Indoor Humidity86% (Extremely Humid)

Dew Point76° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover26%

Visibility10 mi

Cloud Ceiling30000 ft

11 PM

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 0%
Chevron down
Mostly clear

Heat Index88°

WindS 6 mph

Air QualityFair

Wind Gusts7 mph

Humidity85%

Indoor Humidity85% (Extremely Humid)

Dew Point76° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover26%

Visibility10 mi

Cloud Ceiling30000 ft

Hourly Weather Forecast for Port Arthur

AccuWeather's hourly forecast for Port Arthur provides hour-by-hour temperatures, RealFeel® Temperature, and precipitation probability through the next 10 days. The current hour shows 82° with a RealFeel® of 94°, mostly clear with a 13% 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

Monday

10-Day

Around the Globe

Hurricane Tracker

Severe Weather

Radar & Maps

News

Video

Winter Center

Top Stories

Hurricane

Lala may become 1st hurricane to make landfall on Hawaii’s Big Island

3 hours ago

Weather Forecasts

Dangerous heat dome to expand across the South through the weekend

13 hours ago

Severe Weather

Flooding sweeps northern Indiana, breaking 113-year-old record

12 hours ago

Severe Weather

Rounds of severe storms, flooding to impact Midwest, Northeast

10 hours ago

Hurricane

Tropical Storm Lala: Hawaii prepares for dangerous surf, flooding rain

3 hours ago

 More Stories

Featured Stories

Weather News

Powerful 7.7 magnitude earthquake hits Indonesia

4 hours ago

Weather News

3 child hot car deaths reported in 3 days as U.S. toll reaches 20

11 hours ago

Weather News

How deadly is quicksand, really? And how can you escape?

2 days ago

Astronomy

Stunning images reveal ‘whirlpools’ swirling across the sun

2 days ago

Climate

How extreme heat could affect your grocery bill

3 days ago
World North America United States Texas Port Arthur

Weather Near Port Arthur:

  • Beaumont, TX
  • Lake Charles, LA
  • Orange, 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

...

...

...