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Mountain Passes
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ID 21
ID 21: Highland Valley Summit
5 miles north of the Boise area
Southbound
Northbound
Last updated today at 4:05pm MDT
Last updated today at 4:05pm MDT
Road condition reports will return in the fall.
ID 21: Highland Valley Summit
Maximum Elevation 3766 feet
Maximum Grade 6.5%
69 °F
Relative Humidity
27%
Dewpoint Temp
34 °F
Precip (Yes/No)
No
Wind Speed (avg)
7.8 mph
Wind Direction (avg)
W
Wind Speed (gust)
11.9 mph
More Data
Last updated today at 4:05pm MDT
Air Temp
69 °F
Max Temp
69 °F
Min Temp
48 °F
Dewpoint Temp
34 °F
Wetbulb Temp
51 °F
Relative Humidity
27%
Precip (Yes/No)
No
Precip Rate
0 in/hr
Precipitation
None
Precip One Hour
0 in
Precip Three Hours
0 in
Precip Six Hours
0 in
Precip Twelve Hours
0 in
Precip 24 Hours
0 in
Visibility Situation
Unknown
Wind Direction (avg)
W
Wind Speed (avg)
7.8 mph
Wind Direction (gust)
W
Wind Speed (gust)
11.9 mph
Wind Situation
Unknown
Less Data
Last updated today at 4:05pm MDT
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