| NWS Forecast for: Harlingen, Rio Grande Valley International Airport TX Issued by: National Weather Service Brownsville, TX Last Update: 4:30 am CDT Jun 13, 2025 |  |
| Today: Sunny, with a high near 97. Heat index values as high as 106. Breezy, with a south southeast wind 13 to 18 mph, with gusts as high as 26 mph. Tonight: Partly cloudy, with a low around 78. Southeast wind 10 to 17 mph, with gusts as high as 23 mph. Saturday: A slight chance of showers and thunderstorms before 7am, then a slight chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 95. Heat index values as high as 105. Southeast wind 10 to 17 mph, with gusts as high as 25 mph. Chance of precipitation is 20%. Saturday Night: A 20 percent chance of showers and thunderstorms after 1am. Mostly clear, with a low around 78. Southeast wind 8 to 16 mph, with gusts as high as 22 mph. Sunday: A chance of showers, with thunderstorms also possible after 10am. Mostly sunny, with a high near 95. Southeast wind 8 to 16 mph, with gusts as high as 22 mph. Chance of precipitation is 30%. Sunday Night: A slight chance of thunderstorms before 7pm, then a slight chance of showers and thunderstorms after 1am. Mostly clear, with a low around 76. Southeast wind 7 to 15 mph, with gusts as high as 21 mph. Chance of precipitation is 20%. Monday: A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 94. Southeast wind 7 to 16 mph, with gusts as high as 22 mph. Monday Night: Mostly clear, with a low around 76. Southeast wind 9 to 15 mph, with gusts as high as 21 mph. Tuesday: Sunny, with a high near 95. South southeast wind 9 to 17 mph, with gusts as high as 25 mph. Tuesday Night: Mostly clear, with a low around 77. Southeast wind 10 to 17 mph, with gusts as high as 23 mph. Wednesday: A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 94. Breezy, with a south southeast wind 10 to 20 mph, with gusts as high as 26 mph. Wednesday Night: A 30 percent chance of showers. Mostly cloudy, with a low around 76. Juneteenth: Showers likely and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Mostly cloudy, with a high near 90. Chance of precipitation is 60%. | |
| Harlingen, Rio Grande Valley International Airport TX 26.24°N 97.65°W | |
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