National Weather Service

News Headlines

WE ARE HIRING: NWS Brownsville/Rio Grande Valley is officially hiring a GS-5/7/9 Meteorologist. Apply today at USAJobs!
New: September-November 2026 Outlook - Warmer Than Normal Conditions Favored; Precipitation A Toss-Up, But Could Trend Wetter Later This Fall; Heat Risk, Drought, Fire Weather, And Water Supply Issues Remain In Focus
Rapid-Onset (Flash) Drought Continues to Increase Across the RGV/Deep S. Texas Ranchlands. Click Here for Details.
The 2026 Hurricane Season is Here! Are You Ready? Know Your Risk, Check Your Plans, Restock Your Kits, and More

Current conditions at

Harlingen, Rio Grande Valley International Airport (KHRL)

Lat: 26.23°NLon: 97.66°WElev: 33ft.

Fair

99°F

37°C

Humidity	39%
Wind Speed	SE 12 G 21 mph
Barometer	29.94 in (1013.8 mb)
Dewpoint	70°F (21°C)
Visibility	10.00 mi
Heat Index	106°F (41°C)
Last update	1 Sep 12:52 pm CDT

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Extended Forecast for

Palm Valley TX

This Afternoon
High: 101 °F
Hot
Tonight
Low: 78 °F
Mostly Clear
Wednesday
High: 102 °F
Hot
Wednesday Night
Low: 79 °F
Mostly Clear
Thursday
High: 101 °F
Hot
Thursday Night
Low: 79 °F
Mostly Clear
Friday
High: 100 °F
Hot
Friday Night
Low: 79 °F
Mostly Clear
Saturday
High: 100 °F
Hot

Detailed Forecast

This Afternoon

Sunny and hot, with a high near 101. Heat index values as high as 109. South southeast wind 9 to 13 mph, with gusts as high as 21 mph.

Tonight

Mostly clear, with a low around 78. South southeast wind 9 to 14 mph, with gusts as high as 23 mph.

Wednesday

Sunny and hot, with a high near 102. Heat index values as high as 110. South southeast wind 7 to 14 mph, with gusts as high as 23 mph.

Wednesday Night

Mostly clear, with a low around 79. Southeast wind 9 to 16 mph, with gusts as high as 26 mph.

Thursday

Sunny and hot, with a high near 101. South southeast wind 7 to 16 mph, with gusts as high as 26 mph.

Thursday Night

Mostly clear, with a low around 79. South southeast wind 7 to 16 mph, with gusts as high as 28 mph.

Friday

Mostly sunny and hot, with a high near 100. Southeast wind 6 to 15 mph, with gusts as high as 25 mph.

Friday Night

Mostly clear, with a low around 79. Southeast wind 6 to 15 mph, with gusts as high as 24 mph.

Saturday

Mostly sunny and hot, with a high near 100. Southeast wind 5 to 14 mph, with gusts as high as 23 mph.

Saturday Night

Mostly clear, with a low around 78. South southeast wind 5 to 14 mph, with gusts as high as 23 mph.

Sunday

A 20 percent chance of showers and thunderstorms. Sunny and hot, with a high near 100. Light southeast wind becoming east southeast 8 to 13 mph in the morning. Winds could gust as high as 21 mph.

Sunday Night

Mostly clear, with a low around 77.

Labor Day

A 20 percent chance of showers and thunderstorms. Sunny and hot, with a high near 100.