Current conditions at

Harlingen, Rio Grande Valley International Airport (KHRL)

Lat: 26.23° N Lon: 97.66° W Elev: 33 ft.

A Few Clouds

81°F

27°C

Humidity 88%
Wind Speed SE 9 mph
Barometer 29.86 in (1010.9 mb)
Dewpoint 77°F (25°C)
Visibility 10.00 mi
Heat Index88°F (31°C)
Last update 12 Sep 6:52 am CDT
Detailed forecast for

Inland Willacy

Today
Sunny, breezy, hot with highs around 102. Southeast winds 15 to 25 mph with gusts up to 30 mph. Heat index values up to 116.
Tonight
Mostly clear. Humid with lows in the upper 70s. Southeast winds 15 to 20 mph, diminishing to 5 to 10 mph after midnight. Gusts up to 30 mph. Heat index values up to 110 early in the evening.
Sunday
Mostly sunny. Hot with highs around 100. Southeast winds 15 to 20 mph with gusts up to 25 mph. Heat index values up to 114.
Sunday Night
Mostly clear. Humid with lows in the upper 70s. Southeast winds 15 to 20 mph, diminishing to 5 to 10 mph after midnight. Heat index values up to 109 early in the evening.
Monday
Sunny, hot with highs around 100. Southeast winds 15 to 20 mph. Gusts up to 30 mph. Heat index values up to 113.
Monday Night
Mostly clear. Lows in the upper 70s. Heat index values up to 105 early in the evening.
Tuesday
Sunny, hot with highs around 100. Heat index values up to 110.
Tuesday Night
Mostly clear. Lows in the mid 70s. Heat index values up to 105 early in the evening.
Wednesday
Sunny. Highs in the upper 90s. Heat index values up to 110.
Wednesday Night
Mostly clear. Lows in the mid 70s. Heat index values up to 110 early in the evening.
Thursday
Mostly sunny with a chance of showers. A chance of thunderstorms in the afternoon. Highs in the upper 90s. Chance of rain 50 percent. Heat index values up to 110.
Thursday Night
Partly cloudy. A chance of showers after midnight. Lows in the mid 70s. Chance of rain 40 percent. Heat index values up to 105 early in the evening.
Friday
Mostly sunny with a chance of showers. A chance of thunderstorms in the afternoon. Highs in the mid 90s. Chance of rain 50 percent. Heat index values up to 105.



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627 AM CDT Sat Sep 12 2026
 
 

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