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Shemya Weather Forecast

Temperature, wind, rain and more for Shemya

Alaska, United States Of America

DayLocal TimeDirSpeed/
Gust		Temp/
Feels Like		HumidityPressureCloud AmountPrecip AmountWeather
Fri 03
May		00:00

NNW
NNW

 16 / 33 mph 28 / 17°F 99% 977 mb
Low level cloud: 94%
Mid level cloud: 52%
High level cloud: 0%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
03:00

NNW
NNW

 24 / 49 mph 32 / 19°F 94% 982 mb
Low level cloud: 98%
Mid level cloud: 46%
High level cloud: 0%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
06:00

NW
NW

 25 / 40 mph 34 / 22°F 94% 986 mb
Low level cloud: 100%
Mid level cloud: 44%
High level cloud: 29%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
09:00

NW
NW

 23 / 49 mph 28 / 13°F 96% 990 mb
Low level cloud: 91%
Mid level cloud: 78%
High level cloud: 0%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
12:00

NW
NW

 28 / 59 mph 20 / 2°F 97% 994 mb
Low level cloud: 100%
Mid level cloud: 46%
High level cloud: 22%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
15:00

NW
NW

 31 / 65 mph 17 / -3°F 95% 998 mb
Low level cloud: 99%
Mid level cloud: 46%
High level cloud: 12%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
18:00

NW
NW

 27 / 56 mph 20 / 2°F 90% 1003 mb
Low level cloud: 99%
Mid level cloud: 26%
High level cloud: 16%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
21:00

NW
NW

 23 / 48 mph 26 / 11°F 90% 1007 mb
Low level cloud: 100%
Mid level cloud: 20%
High level cloud: 7%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Sat 04
May		00:00

NW
NW

 21 / 35 mph 36 / 24°F 86% 1010 mb
Low level cloud: 55%
Mid level cloud: 21%
High level cloud: 9%
Most Significant Cloud Type: low
63%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
03:00

NW
NW

 20 / 31 mph 36 / 25°F 83% 1013 mb
Low level cloud: 88%
Mid level cloud: 22%
High level cloud: 5%
Most Significant Cloud Type: low
96%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
06:00

NW
NW

 19 / 29 mph 36 / 25°F 84% 1015 mb
Low level cloud: 94%
Mid level cloud: 30%
High level cloud: 0%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
09:00

NW
NW

 18 / 28 mph 36 / 25°F 83% 1016 mb
Low level cloud: 70%
Mid level cloud: 30%
High level cloud: 0%
Most Significant Cloud Type: low
80%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
12:00

NW
NW

 15 / 23 mph 35 / 26°F 84% 1018 mb
Low level cloud: 70%
Mid level cloud: 25%
High level cloud: 0%
Most Significant Cloud Type: low
78%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
15:00

NW
NW

 9 / 14 mph 36 / 28°F 83% 1020 mb
Low level cloud: 51%
Mid level cloud: 27%
High level cloud: 0%
Most Significant Cloud Type: low
60%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
18:00

NW
NW

 7 / 11 mph 36 / 29°F 80% 1021 mb
Low level cloud: 65%
Mid level cloud: 21%
High level cloud: 4%
Most Significant Cloud Type: low
73%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
21:00

NW
NW

 4 / 7 mph 36 / 31°F 82% 1022 mb
Low level cloud: 60%
Mid level cloud: 13%
High level cloud: 7%
Most Significant Cloud Type: low
65%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
The 7 day weather forecast summary for Shemya:

The forecast for Shemya in the coming week is predicting the average daytime maximum temperature will be around 4°C, with a high for the week of 7°C expected on the afternoon of Friday 10th. The mean minimum temperature will be 1°C, dipping to its lowest on the afternoon of Friday 3rd at -8°C. The coming week will have mostly dry days although Friday is likely to see a little snow. It looks like Friday 3rd will have the most precipitation with an accumulation of around 4.0mm. On the whole winds are likely to be fresh. The strongest wind will be felt on Friday afternoon, coming from a north westerly direction, and reaching around 31mph.

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