| NWS Forecast for: Starr County Issued by: National Weather Service Brownsville, TX Last Update: 127 AM CDT Sun Jun 28 2026 |  |
| Rest Of Tonight: Mostly clear. Near steady temperature around 80. Southeast winds 10 to 15 mph with gusts up to 30 mph. Sunday: Sunny, hot with highs around 100. Southeast winds 15 to 20 mph with gusts up to 30 mph. Heat index values up to 110 in the afternoon. Sunday Night: Mostly clear. Lows in the upper 70s. Southeast winds 15 to 20 mph with gusts up to 35 mph. Heat index values up to 107 early in the evening. Monday: Sunny. Highs in the upper 90s. Southeast winds 15 to 20 mph with gusts up to 35 mph. Heat index values up to 107. Monday Night: Mostly clear. Lows in the mid 70s. Southeast winds 10 to 15 mph with gusts up to 30 mph. Heat index values up to 105 early in the evening. Tuesday: Sunny. Highs in the upper 90s. Heat index values up to 105. Tuesday Night: Mostly clear. Lows in the mid 70s. Wednesday: Sunny. Highs in the upper 90s. Heat index values up to 105. Wednesday Night: Mostly clear. Lows in the mid 70s. Thursday: Sunny. Highs in the upper 90s. Heat index values up to 105. Thursday Night: Mostly clear. Lows in the mid 70s. Friday: Sunny. Highs in the upper 90s. Heat index values up to 110. Friday Night: Mostly clear. Lows in the mid 70s. Independence Day: Sunny. Highs in the upper 90s. Heat index values up to 110. | |
| Zone Forecast: Starr County | |
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