The following table show up to 14 day snowfall forecasts at Alyeska across six different weather models. Click on the model names to learn more about each model. Italicized values signify a forecast for high winds (48 km/h or greater), which may affect lift operations.
Model \ Date | 8 Wed | 9 Thu | 10 Fri | 11 Sat | 12 Sun | 13 Mon | 14 Tue | 15 Wed | 16 Thu | 17 Fri | 18 Sat | 19 Sun | 20 Mon | 21 Tue | 22 Wed | Total |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Best Match | 0 cm | 1 cm | 0 cm | 10 cm | 18 cm | 1 cm | 0 cm | 0 cm | 0 cm | 1 cm | 2 cm | 8 cm | 5 cm | 10 cm | 2 cm | 56 cm |
ECMWF IFS 025 | 10 cm | 25 cm | 5 cm | 23 cm | 33 cm | 2 cm | 2 cm | 0 cm | 0 cm | 0 cm | 13 cm | 25 cm | 18 cm | 18 cm | - | 170 cm |
ECMWF AIFS 025 | 1 cm | 0 cm | 0 cm | 0 cm | 58 cm | 10 cm | 3 cm | 0 cm | 2 cm | 18 cm | 2 cm | 8 cm | 4 cm | 13 cm | - | 119 cm |
GFS | 3 cm | 28 cm | 2 cm | 33 cm | 48 cm | 2 cm | 1 cm | 1 cm | 0 cm | 1 cm | 2 cm | 8 cm | 5 cm | 10 cm | 2 cm | 145 cm |
GEM | 1 cm | 0 cm | 2 cm | 5 cm | 5 cm | 3 cm | 0 cm | 0 cm | 0 cm | - | - | - | - | - | - | 18 cm |
JMA | 4 cm | 8 cm | 8 cm | 15 cm | 30 cm | 8 cm | 2 cm | 1 cm | 0 cm | 0 cm | - | - | - | - | - | 76 cm |
ICON | 0 cm | 1 cm | 0 cm | 10 cm | 18 cm | 1 cm | 0 cm | - | - | - | - | - | - | - | - | 28 cm |
MeteoFrance | 15 cm | 36 cm | 5 cm | - | - | - | - | - | - | - | - | - | - | - | - | 56 cm |
Average | 5 cm | 15 cm | 3 cm | 15 cm | 33 cm | 5 cm | 1 cm | 0 cm | 0 cm | 5 cm | 5 cm | 13 cm | 8 cm | 13 cm | 2 cm | 122 cm |
Model \ Date | 29 Sun | 30 Mon | 31 Tue | 1 Wed | 2 Thu | 3 Fri | 4 Sat | 5 Sun | 6 Mon | 7 Tue | Total |
---|---|---|---|---|---|---|---|---|---|---|---|
Best Match | 0 cm | 0 cm | 0 cm | 0 cm | 0 cm | 0 cm | 1 cm | 10 cm | 13 cm | 0 cm | 23 cm |
ECMWF IFS 025 | 0 cm | 5 cm | 0 cm | 0 cm | 0 cm | 0 cm | 5 cm | 43 cm | 43 cm | 4 cm | 102 cm |
ECMWF AIFS 025 | 0 cm | 2 cm | 0 cm | 0 cm | 0 cm | 0 cm | 5 cm | 23 cm | 10 cm | 1 cm | 41 cm |
GFS | 0 cm | 2 cm | 0 cm | 0 cm | 0 cm | 0 cm | 1 cm | 20 cm | 41 cm | 5 cm | 69 cm |
GEM | 0 cm | 0 cm | 0 cm | 0 cm | 0 cm | 0 cm | 0 cm | 2 cm | 2 cm | 2 cm | 5 cm |
JMA | 0 cm | 2 cm | 0 cm | 0 cm | 0 cm | 0 cm | 2 cm | 13 cm | 38 cm | 10 cm | 66 cm |
ICON | 0 cm | 0 cm | 0 cm | 0 cm | 0 cm | 0 cm | 1 cm | 10 cm | 13 cm | 0 cm | 23 cm |
MeteoFrance | 0 cm | 8 cm | 1 cm | 0 cm | 0 cm | 0 cm | 5 cm | 46 cm | 84 cm | 5 cm | 150 cm |
Average | 0 cm | 3 cm | 0 cm | 0 cm | 0 cm | 0 cm | 3 cm | 23 cm | 33 cm | 4 cm | 66 cm |