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Alyeska - Snow Level Forecast
Location: 60.96N 149.07W
Base Elevation: 250 ft
Peak Elevation: 3939 ft

 

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

 

Data

Initialized: 12Z Wed 21JAN2026
Day Frcst Time/Date 34.6 Deg Elev 32 Deg Elev 28 Deg Elev Srf Temp (F) Accum Snow (In)
Wed 04AM 21JAN26 6827 7228 8560 26.9 -
Wed 07AM 21JAN26 6768 7188 8568 27.8 0.0
Wed 10AM 21JAN26 6720 7164 8600 28.1 0.0
Wed 01PM 21JAN26 6756 8089 8721 33.6 0.0
Wed 04PM 21JAN26 6954 8223 8725 33.4 0.0
Wed 07PM 21JAN26 7034 8274 8748 27.0 0.0
Wed 10PM 21JAN26 6957 8232 8736 26.9 0.0
Thu 01AM 22JAN26 6994 8220 8693 27.3 0.0
Thu 04AM 22JAN26 7008 8214 8667 27.5 0.0
Thu 07AM 22JAN26 6930 8152 8616 26.9 0.0
Thu 10AM 22JAN26 6933 8153 8626 27.3 0.0
Thu 01PM 22JAN26 6869 7228 8567 30.8 0.0
Thu 04PM 22JAN26 6811 7188 8555 30.4 0.0
Thu 07PM 22JAN26 6707 7102 8483 25.0 0.0
Thu 10PM 22JAN26 6557 6969 1587 24.1 0.0
Fri 01AM 23JAN26 6417 6836 1350 23.5 0.0
Fri 04AM 23JAN26 5288 6653 1313 23.5 0.0
Fri 07AM 23JAN26 4938 5485 1354 23.6 0.0
Fri 10AM 23JAN26 4783 5283 1374 23.9 0.0
Fri 01PM 23JAN26 3565 5064 6742 29.5 0.0
Fri 04PM 23JAN26 3301 4847 6480 28.9 0.0
Fri 07PM 23JAN26 0 4817 6478 26.9 0.0
Fri 10PM 23JAN26 0 3878 1343 24.1 0.0
Sat 01AM 24JAN26 0 3936 543 21.2 0.0
Sat 04AM 24JAN26 0 3754 0 18.6 0.0
Sat 07AM 24JAN26 0 3961 0 18.3 0.0
Sat 10AM 24JAN26 0 4965 0 18.9 0.0
Sat 01PM 24JAN26 3366 4963 1279 24.2 0.0
Sat 04PM 24JAN26 3842 5318 6955 25.1 0.0
Sat 07PM 24JAN26 4959 6449 850 21.6 0.0
Sat 10PM 24JAN26 5265 6651 874 21.5 0.0
Sun 01AM 25JAN26 5098 6569 719 20.8 0.0
Sun 04AM 25JAN26 5309 6695 1035 21.7 0.0
Sun 07AM 25JAN26 5283 6633 1301 22.2 0.0
Sun 10AM 25JAN26 5472 6700 1251 22.0 0.0
Sun 01PM 25JAN26 5442 6691 8121 26.8 0.0
Sun 04PM 25JAN26 5284 6683 8199 27.1 0.0
Sun 07PM 25JAN26 0 6416 885 20.6 0.0
Sun 10PM 25JAN26 0 5316 1352 22.3 0.0
Mon 01AM 26JAN26 0 5020 1112 21.2 0.0
Mon 04AM 26JAN26 0 0 1181 21.8 0.0
Mon 07AM 26JAN26 387 1147 5181 27.7 0.0
Mon 10AM 26JAN26 713 1473 5050 28.8 0.1
Mon 01PM 26JAN26 0 1056 2221 27.7 0.6
Mon 04PM 26JAN26 451 1211 2366 28.1 0.8
Mon 07PM 26JAN26 0 748 1935 25.9 1.1
Mon 10PM 26JAN26 0 558 1738 25.4 1.5
Tue 01AM 27JAN26 0 0 1480 24.5 1.8
Tue 04AM 27JAN26 0 0 1228 23.5 2.0
Tue 07AM 27JAN26 0 0 1177 23.0 2.0
Tue 10AM 27JAN26 0 567 1746 25.5 2.3
Tue 01PM 27JAN26 0 1033 2194 27.4 2.7
Tue 04PM 27JAN26 522 1280 2441 28.2 0.0
Tue 07PM 27JAN26 0 587 1768 25.0 0.0
Tue 10PM 27JAN26 0 705 1920 25.7 0.0
Wed 01AM 28JAN26 0 978 2239 26.9 3.0
Wed 04AM 28JAN26 388 1146 2389 27.8 3.2
Wed 07AM 28JAN26 0 1125 2485 27.5 3.6
Wed 10AM 28JAN26 0 1020 2422 27.0 3.8
Wed 01PM 28JAN26 805 1566 2748 29.7 4.0
Wed 04PM 28JAN26 1044 1796 2897 30.6 4.2
Wed 07PM 28JAN26 665 1422 2873 29.0 4.4
Wed 10PM 28JAN26 832 1592 2945 29.9 0.0
Thu 01AM 29JAN26 1069 1829 3268 30.7 0.0
Thu 04AM 29JAN26 1330 2098 3388 31.6 0.0
Thu 07AM 29JAN26 1302 2051 3362 31.5 0.0
Thu 10AM 29JAN26 1294 2059 3313 31.4 0.0
Thu 01PM 29JAN26 1351 2087 3316 31.7 0.0
Thu 04PM 29JAN26 1381 2099 3275 31.8 0.0
Thu 07PM 29JAN26 979 1740 2980 30.2 0.0
Thu 10PM 29JAN26 978 1734 2901 30.3 0.0
Fri 01AM 30JAN26 903 1662 3044 30.0 0.0
Fri 04AM 30JAN26 532 1290 3903 28.4 0.0
Fri 07AM 30JAN26 0 1094 4884 27.2 0.0
Fri 10AM 30JAN26 0 727 4884 25.6 0.0
Fri 01PM 30JAN26 889 1651 4824 29.6 0.0
Fri 04PM 30JAN26 1435 2366 4926 31.0 0.0
Fri 07PM 30JAN26 0 471 1646 23.8 0.0
Fri 10PM 30JAN26 0 3303 712 20.4 0.0
Sat 01AM 31JAN26 0 3409 733 20.3 0.0
Sat 04AM 31JAN26 0 3480 644 19.8 0.0

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