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Dundas Weather Forecast
| TODAY | TONIGHT | SUNDAY | SUNDAY NIGHT | LABOR DAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT |
 |  |  |  |  |  | | | | | |  |
| Chance of T-Storm | Chance of T-Storm | Chance of Showers | Chance of Showers | Mostly Sunny | Clear | Mostly Sunny | Mostly Clear | Mostly Sunny | Clear | Mostly Sunny | Partly Cloudy |
| Hi: 91°FHi: 33°C | Lo: 65°FLo: 18°C | Hi: 81°FHi: 27°C | Lo: 61°FLo: 16°C | Hi: 85°FHi: 29°C | Lo: 59°FLo: 15°C | Hi: 85°FHi: 29°C | Lo: 61°FLo: 16°C | Hi: 90°FHi: 32°C | Lo: 69°FLo: 21°C | Hi: 95°FHi: 35°C | Lo: 65°FLo: 18°C |
| POP: 60% | POP: 50% | POP: 40% | POP: 20% |
POP = Probability of Precipitation.
Weather Outlook Updated: 445 AM EDT Sat Sep 05 2026 
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Issued: 426 AM EDT Sat Sep 5 2026
Key Messages
1) Scattered showers and storms are expected today into tonight. Storms may be strong to severe with damaging wind gusts, locally heavy rainfall, and isolated large hail possible.
2) Cooler temperatures are expected early next week with a brief warmup by midweek.
Discussion
... As of 425 AM EDT Saturday...
KEY MESSAGE 1...Scattered showers and storms are expected today into tonight. Storms may be strong to severe with damaging wind gusts, locally heavy rainfall, and isolated large hail p...