Cornwall, Ontario, Canada Weather Forecast

Today's Weather

Wed, Mar 11

Windy and much colder with periods of rain; some ice mixed in early in the day; the combination of rain, snowmelt and ice jams can lead to flooding Hi: 35°

Tonight: Very windy; rain mixing with, then changing to snow, accumulating an inch or two; untreated surfaces will be slippery; higher totals on non-paved surfaces Lo: 29°

Current Weather

6:00 AM

Looking Ahead

Snowfall from Friday afternoon into Saturday morning will total 2-4 inches

WinterCast®

Started

Late Tue Night - Wed Morning

Ice

Ending in 3 hours

Cornwall Weather Radar

Static Radar Temporarily Unavailable

Thank you for your patience as we work to get everything up and running again.

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Clouds

Temperature

Hourly Weather

10-Day Weather Forecast

Today

3/11

35° 29°

Rain; some ice early; windy

Night: Windy; rain, then snow, 1-2"

99%

Thu

3/12

35° 24°

A.M. flurries; cloudy, windy

Mostly cloudy

55%

Fri

3/13

39° 28°

Snow and flurries, 1-2"

Snow and sleet, 1-2"

90%

Sat

3/14

33° 17°

A bit of morning snow; colder

Partly cloudy

58%

Sun

3/15

37° 32°

Afternoon snow, 4-8"; breezy

Overcast and windy

90%

Mon

3/16

49° 13°

Windy; a little morning rain

Colder; windy in the evening

75%

Tue

3/17

36° 20°

Snow showers possible; colder

Partly cloudy

30%

Wed

3/18

32° 17°

Sunny to partly cloudy

Mainly clear

Thu

3/19

40° 31°

Mostly cloudy

Rain changing to ice

25%

Fri

3/20

42° 28°

Rain and sleet in the morning

Cloudy

69%

Sun & Moon

11 hrs 40 mins

Rise 7:19 AM

Set 6:59 PM

Last Quarter

Rise 3:07 AM

Set 11:00 AM

Air Quality

Air Quality Fair

The air quality is generally acceptable for most individuals. However, sensitive groups may experience minor to moderate symptoms from long-term exposure.