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New: November 2026-January 2027 Outlook - Normal to warmer than normal conditions are favored through the remainder of the Fall into the upcoming Winter Season; mainly dry; marine/coastal, drought, fire weather, & water supply issues are in focus

Current conditions at

Harlingen, Rio Grande Valley International Airport (KHRL)

Lat: 26.23°NLon: 97.66°WElev: 33ft.

Overcast

80°F

27°C

Humidity	69%
Wind Speed	E 16 mph
Barometer	29.94 in (1013.8 mb)
Dewpoint	69°F (21°C)
Visibility	10.00 mi
Heat Index	83°F (28°C)
Last update	7 Nov 3:52 pm CST

More Information:

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

Extended Forecast for

Port Mansfield TX

Tonight
Low: 74 °F
Slight Chance
T-storms then
Chance
Showers
Sunday
High: 78 °F
Showers
Likely and
Breezy
Sunday Night
Low: 72 °F
Showers
Likely and
Breezy
Monday
High: 76 °F
Showers
Likely and
Breezy then
Chance
T-storms
Monday Night
Low: 71 °F
Chance
Showers
Tuesday
High: 77 °F
Slight Chance
T-storms then
Chance
Showers
Tuesday Night
Low: 69 °F
Mostly Cloudy
Veterans Day
High: 77 °F
Slight Chance
T-storms then
Chance
Showers
Wednesday Night
Low: 67 °F
Chance
Showers

Detailed Forecast

Tonight

A 30 percent chance of showers and thunderstorms, mainly after 5am. Mostly cloudy, with a low around 74. East wind 15 to 17 mph, with gusts as high as 22 mph.

Sunday

Showers and thunderstorms likely, mainly before 2pm, then showers likely and possibly a thunderstorm after 4pm. Partly sunny, with a high near 78. Breezy, with an east southeast wind 16 to 21 mph, with gusts as high as 30 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

Sunday Night

A chance of showers and thunderstorms, then showers likely after 3am. Mostly cloudy, with a low around 72. Breezy, with an east wind 20 to 25 mph, with gusts as high as 33 mph. Chance of precipitation is 60%. New rainfall amounts between a half and three quarters of an inch possible.

Monday

Showers likely and possibly a thunderstorm before noon, then a chance of showers and thunderstorms after noon. Partly sunny, with a high near 76. Breezy, with an east wind 15 to 18 mph, with gusts as high as 24 mph. Chance of precipitation is 60%.

Monday Night

A chance of showers and thunderstorms. Mostly cloudy, with a low around 71. East wind 8 to 15 mph, with gusts as high as 22 mph. Chance of precipitation is 30%.

Tuesday

A slight chance of showers, then a chance of showers and thunderstorms after 9am. Partly sunny, with a high near 77. East wind around 8 mph. Chance of precipitation is 40%.

Tuesday Night

Mostly cloudy, with a low around 69. East wind 5 to 7 mph becoming south southwest after midnight.

Veterans Day

A 40 percent chance of showers and thunderstorms, mainly after noon. Mostly cloudy, with a high near 77. Southwest wind around 6 mph becoming light and variable.

Wednesday Night

A 30 percent chance of showers, mainly after midnight. Mostly cloudy, with a low around 67. Light north wind becoming north northwest 6 to 11 mph after midnight.

Thursday

Partly sunny, with a high near 75. North northwest wind 9 to 14 mph, with gusts as high as 21 mph.

Thursday Night

Partly cloudy, with a low around 62. North wind 7 to 9 mph.

Friday

Sunny, with a high near 74.

Friday Night

Mostly clear, with a low around 63.

Saturday

Sunny, with a high near 75.