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 | 20 Fri | 21 Sat | 22 Sun | 23 Mon | 24 Tue | 25 Wed | 26 Thu | 27 Fri | 28 Sat | 29 Sun | 30 Mon | 31 Tue | 1 Wed | 2 Thu | 3 Fri | Total |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Best Match | 0 cm | 3 cm | 0 cm | 0 cm | 1 cm | 8 cm | 8 cm | 10 cm | 2 cm | 0 cm | 0 cm | 2 cm | 1 cm | 10 cm | 1 cm | 43 cm |
ECMWF IFS 025 | 13 cm | 20 cm | 23 cm | 15 cm | 13 cm | 18 cm | 38 cm | 5 cm | 5 cm | 0 cm | 13 cm | 30 cm | 28 cm | 20 cm | 28 cm | 272 cm |
ECMWF AIFS 025 | 5 cm | 0 cm | 0 cm | 2 cm | 15 cm | 8 cm | 13 cm | 13 cm | 2 cm | 15 cm | 84 cm | 41 cm | 3 cm | 2 cm | 0 cm | 201 cm |
GFS | 4 cm | 25 cm | 20 cm | 15 cm | 3 cm | 1 cm | 1 cm | 2 cm | 2 cm | 0 cm | 0 cm | 2 cm | 1 cm | 10 cm | 1 cm | 86 cm |
GEM | 0 cm | 0 cm | 0 cm | 1 cm | 2 cm | 4 cm | 5 cm | 8 cm | 2 cm | 0 cm | - | - | - | - | - | 20 cm |
JMA | 5 cm | 1 cm | 8 cm | 8 cm | 8 cm | 8 cm | 10 cm | 5 cm | 5 cm | 0 cm | - | - | - | - | - | 58 cm |
ICON | 0 cm | 3 cm | 0 cm | 0 cm | 1 cm | 8 cm | 8 cm | - | - | - | - | - | - | - | - | 18 cm |
MeteoFrance | 15 cm | 51 cm | 53 cm | 28 cm | - | - | - | - | - | - | - | - | - | - | - | 150 cm |
Average | 5 cm | 15 cm | 15 cm | 10 cm | 8 cm | 8 cm | 13 cm | 8 cm | 3 cm | 3 cm | 33 cm | 23 cm | 10 cm | 10 cm | 10 cm | 173 cm |
Model \ Date | 10 Tue | 11 Wed | 12 Thu | 13 Fri | 14 Sat | 15 Sun | 16 Mon | 17 Tue | 18 Wed | 19 Thu | Total |
---|---|---|---|---|---|---|---|---|---|---|---|
Best Match | 0 cm | 5 cm | 1 cm | 0 cm | 1 cm | 1 cm | 1 cm | 0 cm | 0 cm | 1 cm | 10 cm |
ECMWF IFS 025 | 15 cm | 38 cm | 10 cm | 2 cm | 0 cm | 5 cm | 18 cm | 2 cm | 0 cm | 10 cm | 102 cm |
ECMWF AIFS 025 | 0 cm | 4 cm | 8 cm | 2 cm | 0 cm | 8 cm | 5 cm | 2 cm | 0 cm | 8 cm | 36 cm |
GFS | 5 cm | 23 cm | 10 cm | 0 cm | 0 cm | 1 cm | 2 cm | 0 cm | 0 cm | 4 cm | 46 cm |
GEM | 0 cm | 0 cm | 0 cm | 0 cm | 0 cm | 3 cm | 0 cm | 0 cm | 0 cm | 1 cm | 4 cm |
JMA | 4 cm | 15 cm | 10 cm | 1 cm | 1 cm | 5 cm | 5 cm | 1 cm | 0 cm | 2 cm | 43 cm |
ICON | 0 cm | 5 cm | 1 cm | 0 cm | 1 cm | 1 cm | 1 cm | 0 cm | 0 cm | 1 cm | 10 cm |
MeteoFrance | 30 cm | 58 cm | 28 cm | 3 cm | 0 cm | 5 cm | 13 cm | 4 cm | 0 cm | 15 cm | 157 cm |
Average | 8 cm | 20 cm | 10 cm | 1 cm | 0 cm | 4 cm | 8 cm | 2 cm | 0 cm | 5 cm | 56 cm |