Brockville – Good morning, Brockville, Prescott, Gananoque, and Leeds-Grenville. Here is your Friday morning weather update for April 18, 2025.
Today:
Sunny. Cloudiness will increase this morning, and there is a 70 percent chance of showers this afternoon. There is also a risk of a thunderstorm late this afternoon. The wind will become south 20 km/h, gusting to 40 this morning and light this afternoon. The temperature will be 13. The UV index will be 5 or moderate.
Tonight:
Cloudy. 30 percent chance of showers this evening. Showers at times heavy beginning late this evening. Risk of a thunderstorm this evening and overnight. Local amount 15 to 25 mm. Temperature steady near 12.
Saturday:
Showers at times heavy ending in the morning, then cloudy with 40 percent chance of showers. Risk of a thunderstorm early in the morning. Wind becoming southwest 30 km/h gusting to 50 in the morning. High 19. UV index 5 or moderate.
Your 5-day local forecast:
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