National Weather Service

News Headlines

New: 2025 In Review - Heat Dominates for a 3rd Year in Row; A March Historic Flood and Continued Water Issues Made Headlines
January-March 2026 Outlook - Drier and Warmer than Normal Conditions Expected To Continue; Drought, Wildfire Potential, Water Supply Issues and Cold Fronts Remain In Focus

Current conditions at

Harlingen, Rio Grande Valley International Airport (KHRL)

Lat: 26.23°NLon: 97.66°WElev: 33ft.

Fair

68°F

20°C

Humidity	40%
Wind Speed	SE 16 mph
Barometer	30.27 in (1024.9 mb)
Dewpoint	43°F (6°C)
Visibility	10.00 mi
Last update	19 Jan 10:52 am CST

More Information:

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

Extended Forecast for

7 Miles NNW Port Mansfield TX

M.L.King Day
High: 69 °F
Sunny
Tonight
Low: 57 °F
Mostly Cloudy
Tuesday
High: 71 °F
Mostly Cloudy
then Slight
Chance
Showers
Tuesday Night
Low: 59 °F
Slight Chance
Showers
Wednesday
High: 73 °F
Chance
Showers
Wednesday Night
Low: 58 °F
Slight Chance
Showers then
Mostly Cloudy
Thursday
High: 75 °F
Mostly Sunny
Thursday Night
Low: 59 °F
Partly Cloudy
Friday
High: 79 °F
Partly Sunny

Detailed Forecast

M.L.King Day

Sunny, with a high near 69. Southeast wind 10 to 14 mph, with gusts as high as 21 mph.

Tonight

Mostly cloudy, with a low around 57. East southeast wind 5 to 10 mph.

Tuesday

A slight chance of showers between noon and 1pm. Mostly cloudy, with a high near 71. East southeast wind 5 to 11 mph. Chance of precipitation is 20%.

Tuesday Night

A 20 percent chance of showers. Mostly cloudy, with a low around 59. East southeast wind 5 to 9 mph becoming light south southeast after midnight.

Wednesday

A 40 percent chance of showers. Mostly cloudy, with a high near 73. South wind 3 to 7 mph.

Wednesday Night

A 20 percent chance of showers before midnight. Mostly cloudy, with a low around 58. East southeast wind around 6 mph becoming calm in the evening.

Thursday

Mostly sunny, with a high near 75. Light and variable wind becoming east 5 to 10 mph in the morning.

Thursday Night

Partly cloudy, with a low around 59. East southeast wind 5 to 8 mph.

Friday

Partly sunny, with a high near 79. Southeast wind 5 to 14 mph, with gusts as high as 21 mph.

Friday Night

A 20 percent chance of showers after midnight. Mostly cloudy, with a low around 55. Southeast wind 8 to 11 mph.

Saturday

A 30 percent chance of showers. Mostly cloudy, with a high near 71. East southeast wind 8 to 17 mph becoming north in the afternoon. Winds could gust as high as 24 mph.

Saturday Night

A 20 percent chance of showers. Mostly cloudy, with a low around 35.

Sunday

A 20 percent chance of showers. Mostly cloudy, with a high near 48.