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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 8:23pm MDT
Last updated today at 8:23pm MDT
Road condition reports will return in the fall.
ID 21: Highland Valley Summit
Maximum Elevation 3766 feet
Maximum Grade 6.5%
64 °F
Relative Humidity
31%
Dewpoint Temp
33 °F
Precip (Yes/No)
No
Wind Speed (avg)
2.5 mph
Wind Direction (avg)
N
Wind Speed (gust)
3.6 mph
More Data
Last updated today at 8:23pm MDT
Air Temp
64 °F
Max Temp
71 °F
Min Temp
48 °F
Dewpoint Temp
33 °F
Wetbulb Temp
48 °F
Relative Humidity
31%
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)
N
Wind Speed (avg)
2.5 mph
Wind Direction (gust)
N
Wind Speed (gust)
3.6 mph
Wind Situation
Unknown
Less Data
Last updated today at 8:23pm MDT
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