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EC Local Forecast

Forecast - Environment Canada
⚠Special Weather Statement ▶
12:36 p.m. EDT Monday 16 March 2026

Strong winds and snow heralding a sudden return to winter.

What:
Strong winds gusting 70 to 90 km/h.
5 to 10 cm of accumulating snow.
Reduced visibility in blowing snow.

When:
Wind - this afternoon through Tuesday morning.
Snow and blowing snow - tonight into Tuesday morning.

Additional information:
Strong southwest winds are expected to develop this afternoon with the passage of a sharp Arctic cold front. Winds will veer to the west tonight then slowly start to ease Tuesday morning.

High winds may toss loose objects or cause tree branches to break. Local utility outages are possible.

As much colder arctic air floods in tonight, snow is expected to rapidly develop with a general snowfall of 5 to 10 cm expected by Tuesday morning. A few localities may receive 10 to 15 cm of snow.

With the arrival of snow tonight, blowing and drifting snow especially in exposed areas will cause a sudden return to winter driving conditions.

Please continue to monitor alerts and forecasts issued by Environment Canada. To report severe weather, send an email to ONstorm@ec.gc.ca or post reports on X using #ONStorm.

In effect for:
  • Pickering - Oshawa - Southern Durham Region
Observed at: Oshawa Executive Airport
Date: 9:03 PM EDT Monday 16 March 2026
Light Snow
Light Snow 		Temp.: 0 °C
Wind Chill: -7 °C
Wind: SW 28 gust 42 km/h
Humidity: 100 %
Dew point: 0 °C
Pressure: 99.3 kPa
Tendency: kPa
Visibility: 1.2 km 		Sunrise: 7:26
Sunset: 19:23
Normals:
Max 4°C Min -6°C
 Extended Forecast - Environment Canada
  Tue, 17 Mar
Chance of flurries (60%)
Chance of flurries
Max: -5°C
 Wed, 18 Mar
Cloudy
Cloudy
Max: -1°C
 Thu, 19 Mar
Chance of showers (40%)
Chance of showers
Max: 4°C
 Fri, 20 Mar
Rain showers or flurries
Rain showers or flurries
Max: 4°C
 Sat, 21 Mar
Chance of showers (30%)
Chance of showers
Max: 5°C
 Sun, 22 Mar
A mix of sun and cloud
A mix of sun and cloud
Max: 3°C
Tonight
Snow
Snow
Min: -13°C
 Night
Mainly cloudy
Mainly cloudy
Min: -12°C
 Night
Chance of flurries (40%)
Chance of flurries
Min: -2°C
 Night
Cloudy periods
Cloudy periods
Min: -2°C
 Night
Chance of rain showers or flurries (40%)
Chance of rain showers or flurries
Min: -1°C
 Night
Chance of showers (30%)
Chance of showers
Min: -1°C

Forecast

Oshawa, ON (Issued: 4:12 PM EDT Monday 16 March 2026)

Tonight
Cloudy. Snow and local blowing snow beginning this evening and ending after midnight then 40 percent chance of flurries overnight. Risk of freezing rain this evening. Snowfall amount 2 to 4 cm. Wind west 40 km/h gusting to 70. Low minus 13. Wind chill minus 22 overnight.
Tue, 17 Mar
Mainly cloudy. 60 percent chance of flurries in the morning. Wind northwest 50 km/h gusting to 70 diminishing to 30 gusting to 50 late in the morning. High minus 5. Wind chill minus 26 in the morning and minus 13 in the afternoon. UV index 3 or moderate.
Night
Mainly cloudy. Wind northwest 30 km/h gusting to 50 becoming light near midnight. Low minus 12. Wind chill minus 15 in the evening.
Wed, 18 Mar
Cloudy. High minus 1.
Night
Cloudy with 40 percent chance of flurries. Low minus 2.
Thu, 19 Mar
Cloudy with 40 percent chance of showers. High plus 4.
Night
Cloudy periods. Low minus 2.
Fri, 20 Mar
Rain showers or flurries. High plus 4.
Night
Cloudy with 40 percent chance of rain showers or flurries. Low minus 1.
Sat, 21 Mar
Cloudy with 30 percent chance of showers. High plus 5.
Night
Cloudy with 30 percent chance of showers. Low minus 1.
Sun, 22 Mar
A mix of sun and cloud. High plus 3.

24 Hour Forecast - Oshawa, ON

Date/Time Temp.
(°C)
Weather Conditions
LOP †		 Wind
(km/h)
16 March 2026
10 PM 0 Snow. Risk of freezing rain (80%)  Snow. Risk of freezing rain 80 W 40 gust 70
11 PM -1 Snow (80%)  Snow 80 W 40 gust 70
17 March 2026
12 AM -3 Snow (80%)  Snow 80 W 40 gust 70
1 AM -5 Chance of flurries (40%)  Chance of flurries 40 W 40 gust 70
2 AM -7 Chance of flurries (40%)  Chance of flurries 40 W 40 gust 70
3 AM -8 Chance of flurries (40%)  Chance of flurries 40 W 40 gust 70
4 AM -8 Chance of flurries (40%)  Chance of flurries 40 W 40 gust 70
5 AM -9 Chance of flurries (40%)  Chance of flurries 40 W 40 gust 70
6 AM -10 Chance of flurries (60%)  Chance of flurries 60 NW 50 gust 70
7 AM -12 Chance of flurries (60%)  Chance of flurries 60 NW 50 gust 70
8 AM -13 Chance of flurries (60%)  Chance of flurries 60 NW 50 gust 70
9 AM -12 Chance of flurries (60%)  Chance of flurries 60 NW 50 gust 70
10 AM -12 Chance of flurries (60%)  Chance of flurries 60 NW 50 gust 70
11 AM -11 Chance of flurries (60%)  Chance of flurries 60 NW 30 gust 50
12 PM -10 A mix of sun and cloud (20%)  A mix of sun and cloud 20 NW 30 gust 50
1 PM -9 A mix of sun and cloud (20%)  A mix of sun and cloud 20 NW 30 gust 50
2 PM -8 A mix of sun and cloud (20%)  A mix of sun and cloud 20 NW 30 gust 50
3 PM -7 Mainly cloudy (20%)  Mainly cloudy 20 NW 30 gust 50
4 PM -6 Mainly cloudy (20%)  Mainly cloudy 20 NW 30 gust 50
5 PM -5 Cloudy (20%)  Cloudy 20 NW 30 gust 50
6 PM -6 Cloudy (20%)  Cloudy 20 NW 30 gust 50
7 PM -6 Cloudy (20%)  Cloudy 20 NW 30 gust 50
8 PM -7 Mainly cloudy (0%)  Mainly cloudy 0 NW 20
9 PM -7 Mainly cloudy (0%)  Mainly cloudy 0 NW 20
 
† Likelihood of Precipitation (LOP) as described in the public forecast as a chance of measurable precipitation for a period of time.
  Nil: 0%
  Low: 40% or below
  Medium: 60% or 70%
  High: Above 70%

Environment Canada

This data is offered only as a general guide to local weather conditions. It should not be relied upon in lieu of officially disseminated weather information for determining possible risk to persons or property. This site, including all information contained therein, is made available as is without warranties of any kind, either express or implied. The Vicarage Weather Feed© includes links to other sites for user convenience only. The content of any linked third-party site is not controlled by The Vicarage Weather Feed©. Access to any third-party website through The Vicarage Weather Feed©, regardless of whether or not the third-party site is a linked site, is entirely at the users own risk. Externally sourced content or material is excluded from The Vicarage Weather Feed© copyright and is the copyright and property of the respective provider. Skywarn® and the Skywarn® logo are registered trademarks of the National Oceanic and Atmospheric Administration, used with permission.