Hourly Forecast - Sarnia

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Date/Time
(EDT)		 Temp.
(°C)		 Weather Conditions Likelihood of
precipFootnote †		 Wind
(km/h)		 Humidex
15 August 2018
13:00 29 A mix of sun and cloud

A mix of sun and cloud

 Low SW 10
 36
14:00 30 A mix of sun and cloud

A mix of sun and cloud

 Low SW 10
 38
15:00 30 A mix of sun and cloud

A mix of sun and cloud

 Low SW 20
 38
16:00 29 A mix of sun and cloud

A mix of sun and cloud

 Low SW 20
 36
17:00 29 A mix of sun and cloud

A mix of sun and cloud

 Low SW 20
 36
18:00 28 A mix of sun and cloud

A mix of sun and cloud

 Low SW 20
 35
19:00 27 A mix of sun and cloud

A mix of sun and cloud

 Low SW 20
 33
20:00 26 A mix of sun and cloud

A mix of sun and cloud

 Low S 10
 32
21:00 25 Partly cloudy

Partly cloudy

 Low S 10
 31
22:00 24 Mainly cloudy

Mainly cloudy

 Low S 10
 30
23:00 23 Mainly cloudy

Mainly cloudy

 Low S 10
 29
16 August 2018
00:00 23 Mainly cloudy

Mainly cloudy

 Low S 10
 30
01:00 22 Mainly cloudy

Mainly cloudy

 Low S 10
 29
02:00 22 Mainly cloudy

Mainly cloudy

 Low SW 10
 30
03:00 22 Chance of showers. Risk of thunderstorms

Chance of showers. Risk of thunderstorms

 Medium SW 10
 30
04:00 21 Chance of showers. Risk of thunderstorms

Chance of showers. Risk of thunderstorms

 Medium SW 10
 29
05:00 21 Chance of showers. Risk of thunderstorms

Chance of showers. Risk of thunderstorms

 Medium SW 10
 29
06:00 21 Cloudy

Cloudy

 Low SW 10
 29
07:00 22 Cloudy

Cloudy

 Low SW 10
 30
08:00 22 Showers. Risk of thunderstorms

Showers. Risk of thunderstorms

 High SW 10
 30
09:00 23 Showers. Risk of thunderstorms

Showers. Risk of thunderstorms

 High SW 10
 31
10:00 23 Showers. Risk of thunderstorms

Showers. Risk of thunderstorms

 High SW 10
 32
11:00 24 Showers. Risk of thunderstorms

Showers. Risk of thunderstorms

 High SW 10
 33
12:00 24 Showers. Risk of thunderstorms

Showers. Risk of thunderstorms

 High S 20
 33

* Value not significant

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