National Weather Service

News Headlines

New! Understand Spring and Summer Hazardous Weather in the RGV with the 2026 Guide
New: 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°NLon: 97.66°WElev: 33ft.

Partly Cloudy

75°F

24°C

Humidity	88%
Wind Speed	S 17 mph
Barometer	29.88 in (1011.8 mb)
Dewpoint	71°F (22°C)
Visibility	10.00 mi
Last update	8 Mar 4:52 am CDT

More Information:

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

Extended Forecast for

7 Miles NNW Port Mansfield TX

Overnight
Low: 68 °F
Chance
Showers
Sunday
High: 83 °F
Showers
Likely
Sunday Night
Low: 68 °F
Mostly Cloudy
then Slight
Chance
Showers
Monday
High: 86 °F
Slight Chance
Showers then
Partly Sunny
Monday Night
Low: 69 °F
Mostly Cloudy
Tuesday
High: 86 °F
Mostly Cloudy
and Breezy
Tuesday Night
Low: 69 °F
Mostly Cloudy
and Breezy
then Slight
Chance
Showers
Wednesday
High: 91 °F
Partly Sunny
Wednesday Night
Low: 58 °F
Partly Cloudy

Detailed Forecast

Overnight

A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 68. East southeast wind around 5 mph.

Sunday

Showers and thunderstorms likely, mainly before 2pm. Partly sunny, with a high near 83. East southeast wind 5 to 10 mph. Chance of precipitation is 60%.

Sunday Night

A slight chance of showers between midnight and 1am. Mostly cloudy, with a low around 68. East wind 5 to 9 mph. Chance of precipitation is 20%.

Monday

A 10 percent chance of showers before 7am. Mostly cloudy, with a high near 86. South southeast wind 6 to 11 mph increasing to 12 to 17 mph in the afternoon. Winds could gust as high as 25 mph.

Monday Night

Mostly cloudy, with a low around 69. Southeast wind 10 to 15 mph, with gusts as high as 24 mph.

Tuesday

Mostly cloudy, with a high near 86. Breezy, with a south southeast wind 11 to 16 mph increasing to 18 to 23 mph in the afternoon. Winds could gust as high as 32 mph.

Tuesday Night

A 20 percent chance of showers after 1am. Mostly cloudy, with a low around 69. Breezy, with a south southeast wind 10 to 20 mph, with gusts as high as 30 mph.

Wednesday

Partly sunny, with a high near 91. South wind 7 to 10 mph becoming north northwest in the afternoon.

Wednesday Night

Partly cloudy, with a low around 58. North wind 8 to 15 mph, with gusts as high as 25 mph.

Thursday

Mostly sunny, with a high near 73. North wind 14 to 16 mph, with gusts as high as 23 mph.

Thursday Night

Mostly clear, with a low around 53. East northeast wind 5 to 9 mph becoming light and variable after midnight.

Friday

Sunny, with a high near 80.

Friday Night

Mostly clear, with a low around 60.