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John Day Dam Weather Forecast

Temperature, wind, rain and more for John Day Dam

Washington, United States Of America

DayLocal TimeDirSpeed/
Gust		Temp/
Feels Like		HumidityPressureCloud AmountPrecip AmountWeather
Fri 03
May		01:00

W
W

 5 / 11 mph 38 / 33°F 84% 1019 mb
Low level cloud: 0%
Mid level cloud: 2%
High level cloud: 0%
Most Significant Cloud Type: medium
2%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
04:00

W
W

 3 / 6 mph 35 / 33°F 89% 1019 mb
Low level cloud: 0%
Mid level cloud: 1%
High level cloud: 2%
Most Significant Cloud Type: medium
1%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
07:00

WSW
WSW

 2 / 3 mph 53 / 52°F 75% 1018 mb
Low level cloud: 0%
Mid level cloud: 2%
High level cloud: 100%
Most Significant Cloud Type: medium
5%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
10:00

SE
SE

 5 / 6 mph 65 / 62°F 50% 1015 mb
Low level cloud: 0%
Mid level cloud: 44%
High level cloud: 33%
Most Significant Cloud Type: medium
45%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
13:00

E
E

 6 / 7 mph 72 / 69°F 38% 1011 mb
Low level cloud: 0%
Mid level cloud: 64%
High level cloud: 100%
Most Significant Cloud Type: medium
68%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
16:00

ENE
ENE

 6 / 7 mph 76 / 75°F 33% 1007 mb
Low level cloud: 0%
Mid level cloud: 65%
High level cloud: 100%
Most Significant Cloud Type: medium
68%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
19:00

NE
NE

 11 / 23 mph 55 / 51°F 48% 1004 mb
Low level cloud: 0%
Mid level cloud: 91%
High level cloud: 95%
Most Significant Cloud Type: medium
95%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
22:00

WNW
WNW

 7 / 15 mph 49 / 46°F 57% 1004 mb
Low level cloud: 0%
Mid level cloud: 96%
High level cloud: 37%
Most Significant Cloud Type: medium
97%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Sat 04
May		01:00

NE
NE

 2 / 5 mph 50 / 51°F 57% 1000 mb
Low level cloud: 0%
Mid level cloud: 86%
High level cloud: 100%
Most Significant Cloud Type: medium
90%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
04:00

ENE
ENE

 6 / 13 mph 50 / 47°F 55% 999 mb
Low level cloud: 0%
Mid level cloud: 65%
High level cloud: 100%
Most Significant Cloud Type: medium
69%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
07:00

NNE
NNE

 5 / 9 mph 56 / 53°F 63% 998 mb
Low level cloud: 0%
Mid level cloud: 58%
High level cloud: 100%
Most Significant Cloud Type: medium
61%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
10:00

NW
NW

 2 / 2 mph 62 / 62°F 65% 998 mb
Low level cloud: 0%
Mid level cloud: 99%
High level cloud: 99%
Most Significant Cloud Type: medium
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
13:00

W
W

 11 / 13 mph 53 / 50°F 86% 1000 mb
Low level cloud: 56%
Mid level cloud: 87%
High level cloud: 100%
Most Significant Cloud Type: low
98%
Expect 0.1 In of precipitation over the past 3 hours.
0.1 In
16:00

WSW
WSW

 15 / 17 mph 47 / 41°F 88% 1001 mb
Low level cloud: 66%
Mid level cloud: 100%
High level cloud: 100%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
19:00

W
W

 13 / 14 mph 42 / 36°F 94% 1003 mb
Low level cloud: 85%
Mid level cloud: 100%
High level cloud: 100%
Most Significant Cloud Type: low
100%
Expect 0.2 In of precipitation over the past 3 hours.
0.2 In
22:00

W
W

 14 / 16 mph 41 / 34°F 93% 1002 mb
Low level cloud: 71%
Mid level cloud: 98%
High level cloud: 100%
Most Significant Cloud Type: low
100%
Expect 0.2 In of precipitation over the past 3 hours.
0.2 In

Other Locations Near to John Day Dam

The 7 day weather forecast summary for John Day Dam:

For John Day Dam in the coming week the average daytime maximum temperature will be around 19°C, with a high for the week of 29°C expected on the afternoon of Friday 10th. The average minimum temperature will be 4°C, dipping to its lowest on the morning of Wednesday 8th at -1°C. Expect the week ahead to have mostly dry days although Saturday 04th and Sunday 05th are likely to see a significant amount of rain. Predictions are Sunday 8th will have the most precipitation with an accumulation of around 26.0mm. On the whole winds are likely to be moderate. The strongest wind will be experienced on Tuesday afternoon, coming from a westerly direction, and reaching around 26mph.

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