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Mount Vernon Weather Forecast

Temperature, wind, rain and more for Mount Vernon

Iowa, United States Of America

DayLocal TimeDirSpeed/
Gust		Temp/
Feels Like		HumidityPressureCloud AmountPrecip AmountWeather
Mon 12
May		09:00

ESE
ESE

 7 / 9 mph 71 / 69°F 62% 1016 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 past 3 hours.
0.0 In
12:00

SE
SE

 8 / 9 mph 78 / 78°F 52% 1014 mb
Low level cloud: 0%
Mid level cloud: 10%
High level cloud: 12%
Most Significant Cloud Type: medium
10%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
15:00

SE
SE

 9 / 10 mph 81 / 80°F 47% 1011 mb
Low level cloud: 0%
Mid level cloud: 44%
High level cloud: 12%
Most Significant Cloud Type: medium
44%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
18:00

ESE
ESE

 4 / 8 mph 77 / 77°F 65% 1010 mb
Low level cloud: 0%
Mid level cloud: 38%
High level cloud: 13%
Most Significant Cloud Type: medium
38%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
21:00

SSE
SSE

 6 / 13 mph 66 / 66°F 82% 1010 mb
Low level cloud: 0%
Mid level cloud: 27%
High level cloud: 73%
Most Significant Cloud Type: medium
29%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Tue 13
May		00:00

ESE
ESE

 6 / 12 mph 62 / 62°F 90% 1010 mb
Low level cloud: 0%
Mid level cloud: 38%
High level cloud: 11%
Most Significant Cloud Type: medium
38%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
03:00

E
E

 4 / 7 mph 59 / 59°F 91% 1009 mb
Low level cloud: 0%
Mid level cloud: 13%
High level cloud: 80%
Most Significant Cloud Type: medium
17%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
06:00

ESE
ESE

 4 / 7 mph 63 / 61°F 92% 1009 mb
Low level cloud: 17%
Mid level cloud: 14%
High level cloud: 9%
Most Significant Cloud Type: low
23%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
09:00

ESE
ESE

 6 / 7 mph 72 / 76°F 76% 1009 mb
Low level cloud: 63%
Mid level cloud: 34%
High level cloud: 69%
Most Significant Cloud Type: low
83%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
12:00

SE
SE

 7 / 11 mph 75 / 77°F 68% 1007 mb
Low level cloud: 76%
Mid level cloud: 21%
High level cloud: 33%
Most Significant Cloud Type: low
87%
Expect 0.1 In of precipitation over the past 3 hours.
0.1 In
15:00

SSE
SSE

 5 / 8 mph 77 / 78°F 63% 1006 mb
Low level cloud: 66%
Mid level cloud: 23%
High level cloud: 11%
Most Significant Cloud Type: low
75%
Expect 0.1 In of precipitation over the past 3 hours.
0.1 In
18:00

ESE
ESE

 4 / 6 mph 75 / 76°F 76% 1005 mb
Low level cloud: 1%
Mid level cloud: 21%
High level cloud: 32%
Most Significant Cloud Type: medium
25%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
21:00

ESE
ESE

 6 / 13 mph 64 / 64°F 88% 1006 mb
Low level cloud: 6%
Mid level cloud: 20%
High level cloud: 9%
Most Significant Cloud Type: medium
37%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
The 7 day weather forecast summary for Mount Vernon:

The outlook for Mount Vernon in the week ahead shows the average daytime maximum temperature will be around 25°C, with a high for the week of 27°C expected on the afternoon of Monday 12th. The mean minimum temperature will be 13°C, dipping to its lowest on the morning of Sunday 18th at 8°C. The week will have mixed weather with some days dry and some seeing a little rain. It looks like Tuesday 18th will have the most precipitation with an accumulation of around 5.0mm. 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