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Jefferson Speedway Weather Forecast

Temperature, wind, rain and more for Jefferson Speedway

United States Of America

DayLocal TimeDirSpeed/
Gust		Temp/
Feels Like		HumidityPressureCloud AmountPrecip AmountWeather
Thu 18
Apr		12:00

NNE
NNE

 0 / 0 mph 46 / 46°F 87% 1018 mb
Low level cloud: 54%
Mid level cloud: 99%
High level cloud: 100%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the next 3 hours.
Expect 0.4 In precipitation over the next 6 hours.
Expect 0.5 In precipitation over the next 12 hours.
0.0 In
15:00

WNW
WNW

 4 / 4 mph 47 / 46°F 93% 1017 mb
Low level cloud: 94%
Mid level cloud: 78%
High level cloud: 52%
Most Significant Cloud Type: low
100%
Expect 0.1 In of precipitation over the next 3 hours.
Expect 0.5 In precipitation over the next 6 hours.
Expect 0.5 In precipitation over the next 12 hours.
0.1 In
18:00

WNW
WNW

 5 / 6 mph 46 / 44°F 97% 1017 mb
Low level cloud: 93%
Mid level cloud: 60%
High level cloud: 82%
Most Significant Cloud Type: low
100%
Expect 0.3 In of precipitation over the next 3 hours.
Expect 0.4 In precipitation over the next 6 hours.
Expect 0.4 In precipitation over the next 12 hours.
0.3 In
21:00

WNW
WNW

 5 / 8 mph 45 / 42°F 95% 1017 mb
Low level cloud: 41%
Mid level cloud: 28%
High level cloud: 33%
Most Significant Cloud Type: low
54%
Expect 0.1 In of precipitation over the next 3 hours.
Expect 0.1 In precipitation over the next 6 hours.
Expect 0.1 In precipitation over the next 12 hours.
0.1 In
Fri 19
Apr		00:00

WNW
WNW

 12 / 22 mph 41 / 34°F 89% 1017 mb
Low level cloud: 0%
Mid level cloud: 7%
High level cloud: 5%
Most Significant Cloud Type: medium
7%
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
03:00

WNW
WNW

 9 / 17 mph 37 / 30°F 82% 1018 mb
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
06:00

W
W

 10 / 20 mph 35 / 28°F 78% 1019 mb
Low level cloud: 0%
Mid level cloud: 2%
High level cloud: 0%
Most Significant Cloud Type: medium
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
09:00

W
W

 16 / 19 mph 46 / 39°F 49% 1019 mb
Low level cloud: 0%
Mid level cloud: 7%
High level cloud: 0%
Most Significant Cloud Type: medium
6%
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
12:00

W
W

 21 / 24 mph 52 / 45°F 44% 1017 mb
Low level cloud: 0%
Mid level cloud: 29%
High level cloud: 0%
Most Significant Cloud Type: medium
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
15:00

WNW
WNW

 21 / 23 mph 52 / 45°F 48% 1017 mb
Low level cloud: 0%
Mid level cloud: 26%
High level cloud: 0%
Most Significant Cloud Type: medium
25%
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
18:00

WNW
WNW

 15 / 24 mph 45 / 37°F 57% 1019 mb
Low level cloud: 0%
Mid level cloud: 23%
High level cloud: 0%
Most Significant Cloud Type: medium
22%
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
21:00

W
W

 7 / 13 mph 38 / 33°F 67% 1021 mb
Low level cloud: 0%
Mid level cloud: 31%
High level cloud: 0%
Most Significant Cloud Type: medium
30%
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 Jefferson Speedway:

The next 7 day outlook for Jefferson Speedway shows the average daytime maximum temperature will be around 12°C, with a high for the week of 17°C expected on the afternoon of Tuesday 23rd. The mean minimum temperature will be 3°C, dipping to its lowest on the morning of Sunday 21st at -1°C. The coming week will have mixed overhead conditions with some days dry and some seeing a significant amount of rain. The current forecast indicates Thursday 21st will have the most precipitation with an accumulation of around 13.0mm. On the whole winds are likely to be moderate.

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.
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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.
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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.
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Pressure