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Willamar Weather Forecast
| THIS AFTERNOON | TONIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | LABOR DAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT |
 |  | |  |  | | | | | | | |
| Mostly Sunny | Mostly Clear | Mostly Sunny | Partly Cloudy | Chance of T-Storm | Mostly Clear | Sunny | Mostly Clear | Chance of T-Storm | Partly Cloudy | Chance of T-Storm | Partly Cloudy |
| Hi: 99°FHi: 37°C | Lo: 79°FLo: 26°C | Hi: 101°FHi: 38°C | Lo: 79°FLo: 26°C | Hi: 100°FHi: 38°C | Lo: 75°FLo: 24°C | Hi: 100°FHi: 38°C | Lo: 79°FLo: 26°C | Hi: 99°FHi: 37°C | Lo: 75°FLo: 24°C | Hi: 99°FHi: 37°C | Lo: 75°FLo: 24°C |
| POP: 40% | POP: 30% | POP: 40% |
POP = Probability of Precipitation.
Weather Outlook Updated: 127 PM CDT Fri Sep 04 2026 
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Issued: 130 PM CDT Fri Sep 4 2026
Key Messages
Updated at 130 PM CDT Fri Sep 4 2026- Major (level 3 of 4) to Extreme (level 4 of 4) Heat Risk is expected throughout much of Deep South Texas through early next week.
- A combination low afternoon relative humidity, dry grasses, and hot temperatures may raise concerns for favorable fire weather through Friday.
- Sea breeze showers and thunderstorms along and east of I-69C are possible each afternoon Labor Day Weekend and continuing into early next week.
Discussion
... Issued at 130 PM CDT ...