EC Local Forecast


Forecast - Environment Canada

Observed at: Oshawa Executive Airport
Date: 10:07 AM EDT Tuesday 28 April 2026
Light Rain
Light Rain
Temp.: 10 °C
Wind: ESE 11 km/h
Humidity: 90 %
Dew point: 8 °C
Pressure: 101.2 kPa
Tendency: kPa
Visibility: 10 km
Sunrise: 6:12
Sunset: 20:15
Normals:
Max 15°C Min 4°C
 Extended Forecast - Environment Canada
Today
Showers
Showers
Max: 16°C
Wed, 29 Apr
Rain
Rain
Max: 11°C
Thu, 30 Apr
Sunny
Sunny
Max: 10°C
Fri, 1 May
Sunny
Sunny
Max: 8°C
Sat, 2 May
Chance of showers (30%)
Chance of showers
Max: 7°C
Sun, 3 May
Chance of showers (30%)
Chance of showers
Max: 10°C
Mon, 4 May
Chance of showers (30%)
Chance of showers
Max: 11°C
Tonight
Chance of showers (30%)
Chance of showers
Min: 6°C
Night
Chance of showers (60%)
Chance of showers
Min: 3°C
Night
Clear
Clear
Min: 0°C
Night
Cloudy periods
Cloudy periods
Min: -1°C
Night
Cloudy
Cloudy
Min: 1°C
Night
Cloudy
Cloudy
Min: 3°C
 

Forecast

Oshawa, ON (Issued: 5:00 AM EDT Tuesday 28 April 2026)

Today
Increasing cloudiness. Showers beginning early this morning and ending this afternoon then 40 percent chance of showers later this afternoon. Risk of a thunderstorm. Amount 5 to 10 mm. Wind southeast 20 km/h becoming light this morning. Wind becoming southwest 30 gusting to 50 near noon. High 16. UV index 5 or moderate.
Tonight
Cloudy. 30 percent chance of showers early this evening. Wind becoming north 20 km/h gusting to 40 late this evening then light after midnight. Low 6.
Wed, 29 Apr
Cloudy. Rain beginning near noon. Amount 5 mm. Wind north 20 km/h becoming light in the morning. High 11. UV index 4 or moderate.
Night
Cloudy with 60 percent chance of showers. Low plus 3.
Thu, 30 Apr
Sunny. High 10.
Night
Clear. Low zero.
Fri, 1 May
Sunny. High 8.
Night
Cloudy periods. Low minus 1.
Sat, 2 May
Cloudy with 30 percent chance of showers. High 7.
Night
Cloudy. Low plus 1.
Sun, 3 May
Cloudy with 30 percent chance of showers. High 10.
Night
Cloudy. Low plus 3.
Mon, 4 May
Cloudy with 30 percent chance of showers. High 11.

24 Hour Forecast - Oshawa, ON

Date/Time Temp.
(°C)

Weather Conditions

LOP †
Wind
(km/h)
28 April 2026
11 AM 12 Showers. Risk of thunderstorms (80%)  Showers. Risk of thunderstorms 80 SE 10
12 PM 13 Showers. Risk of thunderstorms (80%)  Showers. Risk of thunderstorms 80 SW 30 gust 50
1 PM 15 Chance of showers. Risk of thunderstorms (40%)  Chance of showers. Risk of thunderstorms 40 SW 30 gust 50
2 PM 16 Chance of showers. Risk of thunderstorms (40%)  Chance of showers. Risk of thunderstorms 40 SW 30 gust 50
3 PM 16 Chance of showers. Risk of thunderstorms (40%)  Chance of showers. Risk of thunderstorms 40 SW 30 gust 50
4 PM 16 Chance of showers. Risk of thunderstorms (40%)  Chance of showers. Risk of thunderstorms 40 SW 30 gust 50
5 PM 16 Chance of showers. Risk of thunderstorms (40%)  Chance of showers. Risk of thunderstorms 40 SW 30 gust 50
6 PM 16 Chance of showers (30%)  Chance of showers 30 VR 5
7 PM 15 Chance of showers (30%)  Chance of showers 30 VR 5
8 PM 15 Cloudy (20%)  Cloudy 20 VR 5
9 PM 14 Cloudy (20%)  Cloudy 20 N 10
10 PM 12 Cloudy (20%)  Cloudy 20 N 20 gust 40
11 PM 11 Mainly cloudy (20%)  Mainly cloudy 20 N 20
29 April 2026
12 AM 10 Cloudy (20%)  Cloudy 20 N 20
1 AM 9 Cloudy (20%)  Cloudy 20 N 20
2 AM 8 Cloudy (20%)  Cloudy 20 N 10
3 AM 7 Cloudy (20%)  Cloudy 20 N 10
4 AM 7 Cloudy (20%)  Cloudy 20 N 10
5 AM 6 Cloudy (20%)  Cloudy 20 N 10
6 AM 6 Cloudy (20%)  Cloudy 20 N 10
7 AM 6 Cloudy (20%)  Cloudy 20 N 10
8 AM 6 Cloudy (20%)  Cloudy 20 N 20
9 AM 7 Cloudy (20%)  Cloudy 20 N 20
10 AM 7 Cloudy (20%)  Cloudy 20 N 10
 
† 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

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