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St. Thomas 14-Day Extended Forecast
Two-week long-range trend forecast based on Canadian GEM ensemble model
Today(2026-09-17)
Drizzle
22°16°
22% precip
Max Wind: 10 km/h (Gusts: 22 km/h)
Friday(2026-09-18)
Overcast
23°13°
3% precip
Max Wind: 17 km/h (Gusts: 37 km/h)
Saturday(2026-09-19)
Overcast
20°13°
40% precip
Max Wind: 23 km/h (Gusts: 37 km/h)
Sunday(2026-09-20)
Moderate Rain
19°12°
40% precip
Max Wind: 16 km/h (Gusts: 27 km/h)
Monday(2026-09-21)
Overcast
17°9°
9% precip
Max Wind: 26 km/h (Gusts: 52 km/h)
Tuesday(2026-09-22)
Overcast
19°8°
15% precip
Max Wind: 31 km/h (Gusts: 55 km/h)
Wednesday(2026-09-23)
Overcast
19°11°
33% precip
Max Wind: 29 km/h (Gusts: 51 km/h)