St. Thomas, Ontario, Canada Weather Forecast

Today's Weather

Wed, Jun 10

Very warm and humid with variable cloudiness Hi: 85°

Tonight: Increasing cloudiness with a heavy thunderstorm; warm and humid; storms can bring flooding downpours and localized damaging wind gusts Lo: 69°

Current Weather

10:34 AM

74°F

RealFeel® 86°

Partly sunny More Details

Looking Ahead

Thunderstorms, some severe, tomorrow evening through Friday afternoon

St. Thomas Weather Radar

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Clouds

Temperature

Hourly Weather

10-Day Weather Forecast

Today

6/10

85° 69°

Variable clouds; very warm

Night: A heavy thunderstorm

25%

Thu

6/11

88° 69°

Very warm with clouds and sun

A dangerous thunderstorm

25%

Fri

6/12

82° 59°

Variable clouds, a t-storm

A crystal-clear sky

55%

Sat

6/13

82° 63°

A shower in the p.m.; breezy

A thunderstorm in spots

55%

Sun

6/14

72° 51°

A thunderstorm in spots

Mainly clear and cooler

55%

Mon

6/15

66° 52°

Turning cloudy

Overcast

Tue

6/16

65° 55°

A couple of morning showers

Turning out clear

59%

Wed

6/17

65° 53°

Mainly cloudy, a few showers

Rain and a thunderstorm late

75%

Thu

6/18

67° 56°

Thunderstorms in the morning

Mainly clear

64%

Fri

6/19

71° 59°

Sunny to partly cloudy

Clear

Sun & Moon

15 hrs 16 mins

Rise 5:46 AM

Set 9:02 PM

Waning Crescent

Rise 2:22 AM

Set 3:59 PM

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.