St. Thomas, Ontario Weather - Tomorrow’s Forecast

Saturday

Rain

High:
14°C

Rain. Risk of a thunderstorm early in the morning. Amount 10 to 15 mm. Wind becoming northwest 20 km/h gusting to 40 in the afternoon. High 14. UV index 1 or low.

Saturday Night

Periods of rain

Overnight low:
-1°C

Cloudy with 70 percent chance of rain. Low minus 1.

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