National Weather Service

News Headlines

New: Quick Summary of Starr County Damaging Wind, Hail, and Flash Flooding March 7-8, 2026
New! Understand Spring and Summer Hazardous Weather in the RGV with the 2026 Guide
Winter 2025/2026 Weather and Climate Summary for the RGV - Warm and Dry - and a Hard Freeze - Worsens Drought
March-May (Spring 2026) Outlook: Warmer than normal temperatures are favored to continue; precipitation is a toss-up; drought, wildfire potential, water supply, and heat risk concerns are in focus
The Potential for Wildfire Spread Will Remain Acute through Early March. Stop Wildfires Before they Start with Smokey Bear
El riesgo de propagación de incendios forestales aumenta durante marzo. Revise estas medidas de prevención.
Drought is Worsening and Increasing in Coverage Across the Area as We Head into Spring. Track Its Coverage Here.

Current conditions at

Harlingen, Rio Grande Valley International Airport (KHRL)

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

Fair

83°F

28°C

Humidity	53%
Wind Speed	S 14 G 25 mph
Barometer	29.93 in (1013.3 mb)
Dewpoint	64°F (18°C)
Visibility	10.00 mi
Heat Index	84°F (29°C)
Last update	14 Mar 11:52 am CDT

More Information:

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

Detailed forecast for

Coastal Willacy

This Afternoon

Sunny. Highs in the mid 80s. Southeast winds 15 to 20 mph. Gusts up to 30 mph.

Tonight

Mostly clear in the evening, then becoming partly cloudy. Lows in the mid 60s. Southeast winds 15 to 20 mph. Gusts up to 30 mph.

Sunday

Mostly sunny. Highs in the mid 90s. South winds 15 to 20 mph with gusts up to 30 mph.

Sunday Night

Partly cloudy in the evening, then becoming mostly cloudy. Breezy, cooler with lows in the mid 50s. South winds 10 to 15 mph with gusts up to 20 mph, increasing to northeast 20 to 25 mph with gusts up to 40 mph after midnight.

Monday

Mostly sunny and windy. Much cooler. Less humid with highs in the mid 60s. North winds 20 to 30 mph. Gusts up to 45 mph, decreasing to 35 mph in the afternoon.

Monday Night

Partly cloudy in the evening, then becoming mostly cloudy. Lows in the lower 50s.

Tuesday

Mostly sunny. Highs in the lower 70s.

Tuesday Night

Mostly clear in the evening, then becoming partly cloudy. Lows in the mid 50s.

Wednesday

Sunny. Highs in the upper 70s.

Wednesday Night

Clear. Lows in the upper 50s.

Thursday

Sunny. Highs in the lower 80s.