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Mount Rainier Weather Forecast

Base: 1000m (3281ft); Upper: 4392m (14409ft)

Washington, United States Of America

DATE BASE LEVEL @ 1000m UPPER LEVEL @ 4392m MORE ELEMENTS
Day Local Time Wind Dir Wind Speed Icon Temp RH Vis Wind Dir Wind Speed Icon Temp Precip Freeze Level Cloud Amount Pressure
Units =>degmph °F%milesdegmph °FInm%mb
Wed 16
Jan
16:00

107°

736776

199°

2830.001309131010
 19:00

103°

831816

219°

2480.001058121007
 22:00

103°

831826

170°

29100.001090181005
Thu 17
Jan
01:00

104°

831884

212°

4360.081076381004
 04:00

111°

731873

187°

3230.0512911001003
 07:00

107°

726894

191°

30-10.041151281002
 10:00

115°

737826

205°

3700.011618251003
 13:00

137°

742813

216°

4310.021623731002
 16:00

162°

636913

224°

43-10.1015251001003
 19:00

175°

634951

235°

45-10.181465801005
 22:00

203°

735961

243°

48-20.191455981009
The 7 day weather forecast summary for Mount Rainier, Washington, United States Of America:

Taking a look at the forecast over the coming week and the average daytime maximum will be around 4°C, with a high of 6°C expected on Thursday afternoon. The average minimum temperature for the week ahead will be around -4°C, dipping to its lowest on Tuesday morning at -7°C. Friday is expected to see the most precipitation with around 37mm, or about 1.5inches anticipated. The strongest wind will be felt on Saturday morning, coming from the southwest, and reaching around 8mph, that's about 14km/h.

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