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Iowa Speedway Weather Forecast

Temperature, wind, rain and more for Iowa Speedway

United States Of America

DayLocal TimeDirSpeed/
Gust		Temp/
Feels Like		HumidityPressureCloud AmountPrecip AmountWeather
Sat 20
Apr		00:00

WNW
WNW

 11 / 19 mph 37 / 30°F 57% 1026 mb
Low level cloud: 0%
Mid level cloud: 7%
High level cloud: 8%
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

NW
NW

 13 / 22 mph 35 / 26°F 56% 1027 mb
Low level cloud: 0%
Mid level cloud: 3%
High level cloud: 86%
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
06:00

NW
NW

 12 / 19 mph 33 / 24°F 62% 1028 mb
Low level cloud: 0%
Mid level cloud: 1%
High level cloud: 14%
Most Significant Cloud Type: medium
2%
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

NW
NW

 14 / 16 mph 39 / 30°F 51% 1029 mb
Low level cloud: 67%
Mid level cloud: 3%
High level cloud: 33%
Most Significant Cloud Type: low
71%
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

NW
NW

 14 / 16 mph 45 / 38°F 44% 1028 mb
Low level cloud: 1%
Mid level cloud: 100%
High level cloud: 99%
Most Significant Cloud Type: medium
100%
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

NW
NW

 14 / 17 mph 49 / 43°F 41% 1025 mb
Low level cloud: 0%
Mid level cloud: 46%
High level cloud: 20%
Most Significant Cloud Type: medium
47%
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

 10 / 16 mph 47 / 42°F 49% 1024 mb
Low level cloud: 0%
Mid level cloud: 40%
High level cloud: 20%
Most Significant Cloud Type: medium
40%
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

WNW
WNW

 7 / 15 mph 41 / 36°F 62% 1025 mb
Low level cloud: 0%
Mid level cloud: 45%
High level cloud: 15%
Most Significant Cloud Type: medium
45%
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
Sun 21
Apr		00:00

NNW
NNW

 6 / 13 mph 38 / 33°F 70% 1026 mb
Low level cloud: 0%
Mid level cloud: 12%
High level cloud: 0%
Most Significant Cloud Type: medium
11%
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

 6 / 13 mph 36 / 31°F 63% 1026 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

WNW
WNW

 7 / 14 mph 35 / 30°F 68% 1027 mb
Low level cloud: 0%
Mid level cloud: 3%
High level cloud: 0%
Most Significant Cloud Type: medium
2%
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

NW
NW

 11 / 13 mph 47 / 42°F 44% 1026 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
12:00

WNW
WNW

 11 / 12 mph 54 / 50°F 36% 1025 mb
Low level cloud: 0%
Mid level cloud: 3%
High level cloud: 0%
Most Significant Cloud Type: medium
2%
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

 11 / 12 mph 58 / 54°F 34% 1022 mb
Low level cloud: 0%
Mid level cloud: 9%
High level cloud: 0%
Most Significant Cloud Type: medium
8%
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

W
W

 6 / 10 mph 55 / 53°F 48% 1021 mb
Low level cloud: 0%
Mid level cloud: 4%
High level cloud: 0%
Most Significant Cloud Type: medium
3%
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

WSW
WSW

 7 / 14 mph 47 / 43°F 56% 1022 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
The 7 day weather forecast summary for Iowa Speedway:

Over the next 7 days the Iowa Speedway forecast suggests the average daytime maximum temperature will be around 14°C, with a high for the week of 21°C expected on the evening of Saturday 27th. The average minimum temperature will be 4°C, dipping to its lowest on the morning of Wednesday 24th at -1°C. The coming week will have mostly dry days although Monday 22nd and Friday 26th are likely to see a significant amount of rain. The current forecast indicates Friday 24th will have the most precipitation with an accumulation of around 30.0mm. On the whole winds are likely to be fresh.

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