National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Harlingen, Rio Grande Valley International Airport (KHRL)

Lat: 26.23°NLon: 97.66°WElev: 33ft.

Fair

92°F

33°C

Humidity 54%
Wind Speed S 10 mph
Barometer 29.98 in (1015.2 mb)
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Heat Index101°F (38°C)
Last update 3 Aug 10:52 am CDT
Extended Forecast for

Port Mansfield TX

  • Today

    Today: Sunny, with a high near 89. Heat index values as high as 106. East southeast wind 7 to 13 mph.

    High: 89 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 80. South wind 10 to 14 mph.

    Low: 80 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 89. Heat index values as high as 105. East southeast wind 8 to 14 mph.

    High: 89 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 79. East southeast wind 8 to 15 mph, with gusts as high as 20 mph.

    Low: 79 °F

    Mostly Clear

  • Tuesday

    Tuesday: A slight chance of showers before 10am, then a slight chance of showers and thunderstorms between 10am and 4pm, then a slight chance of showers after 4pm. Sunny, with a high near 88. East southeast wind 6 to 13 mph. Chance of precipitation is 20%.

    High: 88 °F

    Slight Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 80. East southeast wind 7 to 14 mph.

    Low: 80 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 90. East southeast wind 6 to 14 mph.

    High: 90 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 80. Southeast wind 9 to 15 mph.

    Low: 80 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 89. East southeast wind 7 to 14 mph.

    High: 89 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 89. Heat index values as high as 106. East southeast wind 7 to 13 mph.
Tonight
Mostly clear, with a low around 80. South wind 10 to 14 mph.
Monday
Sunny, with a high near 89. Heat index values as high as 105. East southeast wind 8 to 14 mph.
Monday Night
Mostly clear, with a low around 79. East southeast wind 8 to 15 mph, with gusts as high as 20 mph.
Tuesday
A slight chance of showers before 10am, then a slight chance of showers and thunderstorms between 10am and 4pm, then a slight chance of showers after 4pm. Sunny, with a high near 88. East southeast wind 6 to 13 mph. Chance of precipitation is 20%.
Tuesday Night
Mostly clear, with a low around 80. East southeast wind 7 to 14 mph.
Wednesday
Sunny, with a high near 90. East southeast wind 6 to 14 mph.
Wednesday Night
Mostly clear, with a low around 80. Southeast wind 9 to 15 mph.
Thursday
Sunny, with a high near 89. East southeast wind 7 to 14 mph.
Thursday Night
Mostly clear, with a low around 80. Southeast wind 10 to 15 mph, with gusts as high as 20 mph.
Friday
Sunny, with a high near 90. Southeast wind 8 to 15 mph, with gusts as high as 20 mph.
Friday Night
Mostly clear, with a low around 80.
Saturday
Sunny, with a high near 89.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Port Mansfield TX
 26.56°N 97.43°W
Last Update:
11:00 am CDT Aug 3, 2025
Forecast Valid:
11am CDT Aug 3, 2025-6pm CDT Aug 9, 2025
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation