
Brockville – Good morning, Brockville, Prescott, Gananoque, and Leeds-Grenville. Here is your Monday morning weather update for March 31, 2025.
Special Weather Statement for Gananoque, Mallorytown, Charleston Lake, and Westport areas: Moderate winds are continuing to impact from the ice storm this evening. Southwest winds gusting to 50 km/h this morning into this afternoon. Northwest winds gusting to 40 km/h this afternoon and evening.
Today – Rain showers ending near noon, then cloudy with 40 percent chance of rain showers. Risk of freezing rain early this morning. Wind east 20 km/h becoming southwest 30 gusting to 50 this morning. High 13. UV index 3 or moderate.
Tonight – Cloudy. 40 percent chance of showers early this evening. Wind northwest 30 km/h gusting to 50. Low minus 4. Wind chill minus 9 overnight.

Tuesday – Cloudy. Clearing near noon. Wind northwest 20 km/h gusting to 40. High plus 3. Wind chill minus 10 in the morning. UV index 5 or moderate.
Your 5-day local forecast:

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