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City of Harlingen, TXHarlingen, TX Weather Forecast
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Harlingen Weather Forecast
| REST OF TONIGHT | SUNDAY | SUNDAY NIGHT | COLUMBUS DAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY |
 |  | | | | |  | | | | |  |
| Partly Cloudy | Mostly Sunny | Clearing | Mostly Sunny | Clearing | Sunny | Mostly Clear | Mostly Sunny | Mostly Clear | Sunny | Mostly Clear | Chance of Showers |
| Lo: 75°FLo: 24°C | Hi: 90°FHi: 32°C | Lo: 79°FLo: 26°C | Hi: 95°FHi: 35°C | Lo: 79°FLo: 26°C | Hi: 95°FHi: 35°C | Lo: 79°FLo: 26°C | Hi: 91°FHi: 33°C | Lo: 79°FLo: 26°C | Hi: 90°FHi: 32°C | Lo: 75°FLo: 24°C | Hi: 89°FHi: 32°C |
| POP: 40% |
POP = Probability of Precipitation.
Weather Outlook Updated: 127 AM CDT Sun Oct 11 2026 
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Issued: 652 AM CDT Sun Oct 11 2026
Key Messages
Updated at 641 AM CDT Sun Oct 11 2026- Hazardous beach conditions continue Sunday. Coastal flooding and life-threatening rip currents are likely along the lower Texas beaches and Gulf waters.
- Mainly dry conditions expected through midweek, with rain chances returning late week in association with a cold front.
- Mostly minor risks of heat-related illnesses (level 1/4) become moderate to major (level 2 to 3/4) by Monday as deep low- level moisture returns.
Discussion
... Issued at 958 PM C...