National Weather Service

News Headlines

New: 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°NLon: 97.66°WElev: 33ft.

Mostly Cloudy and Windy

86°F

30°C

Humidity	49%
Wind Speed	S 26 G 37 mph
Barometer	29.97 in (1014.7 mb)
Dewpoint	65°F (18°C)
Visibility	10.00 mi
Heat Index	88°F (31°C)
Last update	4 Mar 12:52 pm CST

More Information:

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

Extended Forecast for

2 Miles SW Harlingen TX

This Afternoon
High: 88 °F
Sunny and
Breezy
Tonight
Low: 70 °F
Becoming
Cloudy and
Breezy then
Mostly Cloudy
Thursday
High: 88 °F
Becoming
Sunny and
Breezy
Thursday Night
Low: 70 °F
Partly Cloudy
and Breezy
then Mostly
Cloudy
Friday
High: 89 °F
Partly Sunny
and Breezy
Friday Night
Low: 72 °F
Mostly Cloudy
Saturday
High: 90 °F
Partly Sunny
and Breezy
Saturday Night
Low: 70 °F
Mostly Cloudy
then Slight
Chance
Showers
Sunday
High: 88 °F
Chance
Showers

Detailed Forecast

This Afternoon

Sunny, with a high near 88. Breezy, with a south southeast wind around 22 mph, with gusts as high as 36 mph.

Tonight

Mostly clear during the early evening, then becoming cloudy, with a low around 70. Breezy, with a south southeast wind 11 to 18 mph, with gusts as high as 30 mph.

Thursday

Mostly cloudy through mid morning, then gradual clearing, with a high near 88. Breezy, with a south southeast wind 13 to 22 mph, with gusts as high as 36 mph.

Thursday Night

Increasing clouds, with a low around 70. Breezy, with a south southeast wind 15 to 18 mph, with gusts as high as 30 mph.

Friday

Partly sunny, with a high near 89. Breezy, with a south southeast wind 17 to 22 mph, with gusts as high as 36 mph.

Friday Night

Mostly cloudy, with a low around 72. South southeast wind 14 to 17 mph, with gusts as high as 29 mph.

Saturday

Partly sunny, with a high near 90. Breezy, with a south southeast wind 14 to 20 mph, with gusts as high as 31 mph.

Saturday Night

A 20 percent chance of showers after midnight. Mostly cloudy, with a low around 70. Southeast wind 9 to 16 mph, with gusts as high as 28 mph.

Sunday

A 40 percent chance of showers. Partly sunny, with a high near 88. Southeast wind 9 to 14 mph, with gusts as high as 22 mph.

Sunday Night

A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 70. East southeast wind 8 to 11 mph. Chance of precipitation is 20%.

Monday

Mostly cloudy, with a high near 88. Breezy, with a south southeast wind 9 to 14 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 32 mph.

Monday Night

Mostly cloudy, with a low around 71.

Tuesday

Mostly cloudy, with a high near 89. Breezy.