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Big_Sky - Snow Level Forecast
Location: 45.28N 111.45W
Base Elevation: 6800 ft
Peak Elevation: 11166 ft

 

240 hour GFS Model (0.25 deg) - 3 hr incrememts

 

Data

Initialized: 06Z Wed 18FEB2026
Day Frcst Time/Date 34.6 Deg Elev 32 Deg Elev 28 Deg Elev Srf Temp (F) Accum Snow (In)
Tue 11PM 17FEB26 1131 1888 3054 10.5 -
Wed 02AM 18FEB26 1149 1905 3071 10.5 0.0
Wed 05AM 18FEB26 2415 3171 3775 15.2 0.7
Wed 08AM 18FEB26 2585 3289 3858 15.7 1.5
Wed 11AM 18FEB26 3291 3658 5003 18.7 1.7
Wed 02PM 18FEB26 1495 2249 3325 12.5 2.2
Wed 05PM 18FEB26 0 0 1520 6.2 2.8
Wed 08PM 18FEB26 0 0 0 1.2 3.3
Wed 11PM 18FEB26 0 0 0 0.3 3.5
Thu 02AM 19FEB26 0 0 0 -2.4 0.0
Thu 05AM 19FEB26 0 0 0 -1.4 3.7
Thu 08AM 19FEB26 0 0 0 0.2 0.0
Thu 11AM 19FEB26 1089 1844 3009 12.6 0.0
Thu 02PM 19FEB26 2091 2844 3616 15.8 3.8
Thu 05PM 19FEB26 2136 2887 3638 14.9 4.2
Thu 08PM 19FEB26 0 0 0 1.1 0.0
Thu 11PM 19FEB26 0 0 0 -0.9 0.0
Fri 02AM 20FEB26 0 0 0 -2.3 0.0
Fri 05AM 20FEB26 0 0 0 -2.7 0.0
Fri 08AM 20FEB26 0 0 0 1.5 0.0
Fri 11AM 20FEB26 1793 2551 3472 14.6 0.0
Fri 02PM 20FEB26 1825 2580 3486 14.9 4.3
Fri 05PM 20FEB26 1917 2668 3530 14.7 4.8
Fri 08PM 20FEB26 0 541 1722 7.2 0.0
Fri 11PM 20FEB26 0 0 0 0.7 0.0
Sat 02AM 21FEB26 0 0 0 1.7 0.0
Sat 05AM 21FEB26 0 0 0 1.0 0.0
Sat 08AM 21FEB26 0 0 0 1.9 0.0
Sat 11AM 21FEB26 1891 2643 3518 16.6 0.0
Sat 02PM 21FEB26 3355 3723 5067 22.1 0.0
Sat 05PM 21FEB26 2784 3386 3955 18.8 0.0
Sat 08PM 21FEB26 0 0 1236 6.4 0.0
Sat 11PM 21FEB26 0 828 2004 9.0 0.0
Sun 02AM 22FEB26 933 1690 2858 11.9 0.0
Sun 05AM 22FEB26 1221 1978 3143 12.7 0.0
Sun 08AM 22FEB26 1013 1770 2939 11.9 0.0
Sun 11AM 22FEB26 5015 5379 6715 27.9 0.0
Sun 02PM 22FEB26 5364 6511 6950 30.4 0.0
Sun 05PM 22FEB26 4789 5150 6532 25.7 0.0
Sun 08PM 22FEB26 2211 2960 3672 16.0 0.0
Sun 11PM 22FEB26 2138 2890 3639 15.8 0.0
Mon 02AM 23FEB26 2436 3188 3786 16.8 0.0
Mon 05AM 23FEB26 2206 2956 3671 16.1 0.0
Mon 08AM 23FEB26 2946 3465 4813 18.6 0.0
Mon 11AM 23FEB26 5388 6578 7173 30.0 0.0
Mon 02PM 23FEB26 6508 6829 8258 32.0 0.0
Mon 05PM 23FEB26 5325 6508 7090 28.6 0.0
Mon 08PM 23FEB26 3937 5079 6504 23.6 0.0
Mon 11PM 23FEB26 5314 6496 7061 27.9 0.0
Tue 02AM 24FEB26 5111 5475 6899 26.4 5.2
Tue 05AM 24FEB26 3639 4784 5348 21.3 0.0
Tue 08AM 24FEB26 2590 3290 3861 16.6 0.0
Tue 11AM 24FEB26 3713 4859 5421 23.6 0.0
Tue 02PM 24FEB26 4877 5239 6565 26.4 5.4
Tue 05PM 24FEB26 3959 5100 6473 24.2 0.0
Tue 08PM 24FEB26 1937 2692 3541 13.6 0.0
Tue 11PM 24FEB26 461 1227 2399 9.2 0.0
Wed 02AM 25FEB26 0 891 2067 8.3 0.0
Wed 05AM 25FEB26 0 703 1879 7.8 0.0
Wed 08AM 25FEB26 0 916 2090 9.2 0.0
Wed 11AM 25FEB26 3631 4001 5340 23.4 0.0
Wed 02PM 25FEB26 4900 5263 6596 26.8 0.0
Wed 05PM 25FEB26 3428 3795 5138 21.2 0.0
Wed 08PM 25FEB26 2122 2875 3631 15.6 0.0
Wed 11PM 25FEB26 2768 3377 3947 17.9 0.0
Thu 02AM 26FEB26 3430 3798 5139 20.7 0.0
Thu 05AM 26FEB26 4810 5173 6670 24.7 0.0
Thu 08AM 26FEB26 5064 5428 6926 26.6 0.0
Thu 11AM 26FEB26 6420 6738 8096 30.7 0.0
Thu 02PM 26FEB26 6470 6785 8154 31.1 6.1
Thu 05PM 26FEB26 6891 8095 8500 33.3 6.2
Thu 08PM 26FEB26 5332 6510 7059 27.8 0.0
Thu 11PM 26FEB26 3896 5038 6417 23.2 0.0
Fri 02AM 27FEB26 2394 3145 3762 15.5 0.0
Fri 05AM 27FEB26 1942 2697 3543 13.9 0.0
Fri 08AM 27FEB26 1917 2668 3531 14.7 0.0
Fri 11AM 27FEB26 3837 4980 5543 24.2 0.0
Fri 02PM 27FEB26 4900 5262 6601 26.1 6.7
Fri 05PM 27FEB26 5010 5375 6720 25.8 0.0
Fri 08PM 27FEB26 3557 3925 5265 20.6 7.5
Fri 11PM 27FEB26 3430 3798 5140 19.9 7.9

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