Lemhi Range

The Lemhi Range is a mountain range in the U.S. state of Idaho, spanning the eastern part of the state between the Lost River Range and the Beaverhead Mountains.[1] The highest point in the range is Diamond Peak at 12,202 feet (3,719 m), the third highest peak in Idaho. The range is located within Salmon-Challis and Caribou-Targhee National Forests.[2]

Peaks

The ten highest peaks of the Lemhi Range[3]
Mountain PeakElevationProminenceIsolationLocation
Diamond Peak12,195 ft3717 m5,377 ft1639 m31.8 mi51.2 km44°08′30″N113°04′58″W / 44.141667°N 113.082778°W / 44.141667; -113.082778 (Diamond Peak)
Bell Mountain11,611 ft3539 m1,732 ft528 m8.59 mi13.83 km44°14′12″N113°11′40″W / 44.236671°N 113.194443°W / 44.236671; -113.194443 (Bell Mountain)
The Riddler11,558 ft3523 m558 ft170 m1.11 mi1.78 km44°07′33″N113°05′09″W / 44.125839°N 113.085747°W / 44.125839; -113.085747 (The Riddler)
Big Boy Peak11,401 ft3475 m322 ft98 m0.73 mi1.17 km44°07′00″N113°04′43″W / 44.116612°N 113.078681°W / 44.116612; -113.078681 (Big Boy Peak)
Big Creek Peak11,348 ft3459 m2,516 ft767 m22.4 mi36.1 km44°28′18″N113°32′36″W / 44.47177°N 113.543196°W / 44.47177; -113.543196 (Big Creek Peak)
Little Diamond Peak11,273 ft3436 m873 ft266 m2.81 mi4.52 km44°04′35″N113°04′11″W / 44.07642°N 113.069682°W / 44.07642; -113.069682 (Little Diamond Peak)
Shoshone John Peak11,211 ft3417 m531 ft162 m1.01 mi1.63 km44°06′09″N113°04′22″W / 44.102546°N 113.072763°W / 44.102546; -113.072763 (Shoshone John Peak)
Nicholson Peak11,040 ft3365 m814 ft248 m1.47 mi2.37 km44°04′49″N113°05′56″W / 44.080361°N 113.098806°W / 44.080361; -113.098806 (Nicholson Peak)
Flatiron Mountain11,020 ft3359 m502 ft153 m1.15 mi1.85 km44°27′40″N113°31′31″W / 44.461062°N 113.525314°W / 44.461062; -113.525314 (Flatiron Mountain)
Peak 1100511,005 ft3354 m525 ft160 m1.32 mi2.13 km44°09′26″N113°05′54″W / 44.157185°N 113.098371°W / 44.157185; -113.098371 (Peak 11005)

Climate

Near the Little Lost River tributary Sawmill Creek is the SNOTEL weather station Moonshine. It is surrounded by the Lemhi Range peaks of Sheep Mountain and Bear Mountain, and it is 7.3 miles (11.7 km) south of Flatiron Mountain (Idaho). Moonshine has a subalpine climate (KöppenDfc).

Climate data for Moonshine, Idaho, 1991–2020 normals, 1988-2020 extremes: 7440ft (2268m)
MonthJanFebMarAprMayJunJulAugSepOctNovDecYear
Record high °F (°C)61(16)56(13)65(18)72(22)82(28)90(32)94(34)91(33)87(31)79(26)61(16)51(11)94(34)
Mean maximum °F (°C)44.5(6.9)47.6(8.7)54.9(12.7)63.3(17.4)72.0(22.2)80.2(26.8)86.6(30.3)85.3(29.6)79.8(26.6)67.4(19.7)52.0(11.1)43.4(6.3)87.4(30.8)
Mean daily maximum °F (°C)31.9(−0.1)34.4(1.3)41.5(5.3)47.8(8.8)56.8(13.8)65.7(18.7)77.0(25.0)75.4(24.1)65.4(18.6)50.7(10.4)37.3(2.9)29.9(−1.2)51.2(10.6)
Daily mean °F (°C)18.0(−7.8)19.7(−6.8)26.8(−2.9)34.3(1.3)43.4(6.3)50.6(10.3)59.2(15.1)57.9(14.4)49.6(9.8)38.2(3.4)25.1(−3.8)17.1(−8.3)36.7(2.6)
Mean daily minimum °F (°C)4.1(−15.5)5.1(−14.9)12.1(−11.1)20.6(−6.3)29.8(−1.2)35.5(1.9)41.4(5.2)40.3(4.6)33.8(1.0)25.5(−3.6)12.9(−10.6)4.3(−15.4)22.1(−5.5)
Mean minimum °F (°C)−15.2(−26.2)−14.0(−25.6)−6.6(−21.4)4.4(−15.3)17.9(−7.8)26.9(−2.8)33.4(0.8)32.0(0.0)23.5(−4.7)10.3(−12.1)−6.3(−21.3)−14.6(−25.9)−19.8(−28.8)
Record low °F (°C)−25(−32)−25(−32)−19(−28)−6(−21)7(−14)15(−9)26(−3)22(−6)11(−12)−12(−24)−21(−29)−38(−39)−38(−39)
Average precipitation inches (mm)2.32(59)1.94(49)2.21(56)2.03(52)2.32(59)2.14(54)0.85(22)0.86(22)1.36(35)1.63(41)1.73(44)2.65(67)22.04(560)
Source 1: XMACIS2[4]
Source 2: NOAA (Precipitation)[5]

See also

References

  1. "Lemhi Range". Geographic Names Information System. United States Geological Survey, United States Department of the Interior. Retrieved October 13, 2012.
  2. "Lemhi Range". SummitPost.org. Retrieved October 13, 2012.
  3. "Lemhi Range". PeakBagger. Retrieved October 13, 2012.
  4. "xmACIS2". National Oceanic and Atmospheric Administration. Retrieved November 23, 2023.
  5. "Moonshine, Idaho 1991-2020 Monthly Normals". Retrieved November 23, 2023.

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