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Motorsport Weather

Ontario Motor Speedway Weather Forecast

Temperature, wind, rain and more for Ontario Motor Speedway

United States Of America

DayLocal TimeDirSpeed/
Gust		Temp/
Feels Like		HumidityCloud AmountPrecip AmountWeather
Fri 12
Dec		01:00

N
N

 1 / 2 mph 63 / 63°F 41%
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: high
0%
Expect 0.0 In of precipitation over the next 3 hours.
Expect 0.0 In precipitation over the next 6 hours.
Expect 0.0 In precipitation over the next 12 hours.
0.0 In
04:00

NNE
NNE

 2 / 4 mph 63 / 63°F 40%
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: high
0%
Expect 0.0 In of precipitation over the next 3 hours.
Expect 0.0 In precipitation over the next 6 hours.
Expect 0.0 In precipitation over the next 12 hours.
0.0 In
07:00

N
N

 2 / 4 mph 61 / 60°F 40%
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: high
0%
Expect 0.0 In of precipitation over the next 3 hours.
Expect 0.0 In precipitation over the next 6 hours.
Expect 0.0 In precipitation over the next 12 hours.
0.0 In
10:00

SE
SE

 1 / 1 mph 76 / 75°F 27%
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: high
0%
Expect 0.0 In of precipitation over the next 3 hours.
Expect 0.0 In precipitation over the next 6 hours.
Expect 0.0 In precipitation over the next 12 hours.
0.0 In
13:00

WSW
WSW

 3 / 4 mph 81 / 77°F 21%
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 2%
Most Significant Cloud Type: high
1%
Expect 0.0 In of precipitation over the next 3 hours.
Expect 0.0 In precipitation over the next 6 hours.
Expect 0.0 In precipitation over the next 12 hours.
0.0 In
16:00

WSW
WSW

 5 / 5 mph 79 / 77°F 32%
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 15%
Most Significant Cloud Type: high
15%
Expect 0.0 In of precipitation over the next 3 hours.
Expect 0.0 In precipitation over the next 6 hours.
Expect 0.0 In precipitation over the next 12 hours.
0.0 In
19:00

WNW
WNW

 2 / 3 mph 68 / 68°F 44%
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 79%
Most Significant Cloud Type: high
79%
Expect 0.0 In of precipitation over the next 3 hours.
Expect 0.0 In precipitation over the next 6 hours.
Expect 0.0 In precipitation over the next 12 hours.
0.0 In
22:00

W
W

 2 / 4 mph 65 / 65°F 48%
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 28%
Most Significant Cloud Type: high
28%
Expect 0.0 In of precipitation over the next 3 hours.
Expect 0.0 In precipitation over the next 6 hours.
Expect 0.0 In precipitation over the next 12 hours.
0.0 In
Sat 13
Dec		19:00

W
W

 2 / 4 mph 68 / 68°F 41%
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 100%
Most Significant Cloud Type: high
99%
Expect 0.0 In of precipitation over the next 3 hours.
Expect 0.0 In precipitation over the next 6 hours.
Expect 0.0 In precipitation over the next 12 hours.
0.0 In
22:00

WNW
WNW

 1 / 2 mph 65 / 65°F 44%
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 100%
Most Significant Cloud Type: high
99%
Expect 0.0 In of precipitation over the next 3 hours.
Expect 0.0 In precipitation over the next 6 hours.
Expect 0.0 In precipitation over the next 12 hours.
0.0 In
The 7 day weather forecast summary for Ontario Motor Speedway:

Over the next 7 days the Ontario Motor Speedway forecast suggests the average daytime maximum temperature will be around 25°C, with a high for the week of 28°C expected on the afternoon of Tuesday 16th. The mean minimum temperature will be 16°C, dipping to its lowest on the morning of Saturday 20th at 14°C. The week will remain predominantly dry. On the whole winds are likely to be light.

The day label given represents the local day relative to the local time for the location you are looking at.
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Day

This time is corrected for local time zones and where possible for daylight saving times.
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Local Time

The wind direction we use on this page is the direction the wind is coming from, given in a 16 point compass format.
(More Info)

Dir

This refers to the sustained average wind speed, normally averaged over a period of 10 minutes for up to 3 hrs.
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Speed/
Gust

Temperature from our forecast perspective are fairly well defined, they are what we would expect to measure in a standard meteorological screen (in other words, shaded and well ventilated) at 2 metres above ground level.
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Temp/
Feels Like

The relative humidity is the percent of saturation humidity, generally calculated in relation to saturated vapour density.
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Humidity

The value given is a total predicted for the previous 3 hrs and includes the time of the forecast being looked at.
(More Info)

Precip Amount

The total amount of cloud as a percentage is derived from looking at cloud cover throughout the atmosphere and estimating how these combine when looked at from the ground.
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Cloud Amount

Here we try to capture the feel of the weather as an image – it will never be perfect but is useful for a quick overview.
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Weather

When we measure for forecast air pressure we are normally doing this relative to a certain height and most commonly relative to Mean Sea Level.
(More Info)

Pressure