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 | 16 Thu | 17 Fri | 18 Sat | 19 Sun | 20 Mon | 21 Tue | 22 Wed | 23 Thu | 24 Fri | 25 Sat | 26 Sun | 27 Mon | 28 Tue | 29 Wed | Total |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Best Match | 0 cm | 2 cm | 3 cm | 13 cm | 0 cm | 13 cm | 0 cm | 0 cm | 0 cm | 2 cm | 0 cm | 0 cm | 0 cm | 2 cm | 36 cm |
ECMWF IFS 025 | 0 cm | 33 cm | 43 cm | 48 cm | 3 cm | 23 cm | 8 cm | 0 cm | 0 cm | 0 cm | 1 cm | 2 cm | 1 cm | 0 cm | 163 cm |
ECMWF AIFS 025 | 1 cm | 10 cm | 18 cm | 46 cm | 3 cm | 18 cm | 5 cm | 8 cm | 1 cm | 0 cm | 0 cm | 0 cm | 1 cm | 4 cm | 114 cm |
GFS | 0 cm | 3 cm | 1 cm | 10 cm | 0 cm | 1 cm | 13 cm | 1 cm | 0 cm | 2 cm | 0 cm | 0 cm | 0 cm | 2 cm | 33 cm |
GEM | 0 cm | 1 cm | 1 cm | 5 cm | 1 cm | 3 cm | 1 cm | 0 cm | 0 cm | - | - | - | - | - | 10 cm |
JMA | 0 cm | 5 cm | 13 cm | 23 cm | 5 cm | 13 cm | 18 cm | 2 cm | 0 cm | 0 cm | - | - | - | - | 79 cm |
ICON | 0 cm | 2 cm | 3 cm | 13 cm | 0 cm | 13 cm | 0 cm | - | - | - | - | - | - | - | 30 cm |
MeteoFrance | 0 cm | 30 cm | 41 cm | - | - | - | - | - | - | - | - | - | - | - | 69 cm |
Average | 0 cm | 13 cm | 18 cm | 23 cm | 2 cm | 13 cm | 8 cm | 2 cm | 0 cm | 1 cm | 0 cm | 1 cm | 0 cm | 2 cm | 81 cm |
Model \ Date | 5 Sun | 6 Mon | 7 Tue | 8 Wed | 9 Thu | 10 Fri | 11 Sat | 12 Sun | 13 Mon | 14 Tue | 15 Wed | Total |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Best Match | 10 cm | 13 cm | 0 cm | 0 cm | 0 cm | 0 cm | 8 cm | 51 cm | 0 cm | 0 cm | 2 cm | 81 cm |
ECMWF IFS 025 | 43 cm | 43 cm | 4 cm | 8 cm | 15 cm | 3 cm | 46 cm | 69 cm | 2 cm | 2 cm | 23 cm | 257 cm |
ECMWF AIFS 025 | 23 cm | 10 cm | 1 cm | 0 cm | 0 cm | 4 cm | 0 cm | 0 cm | 0 cm | 2 cm | 10 cm | 51 cm |
GFS | 20 cm | 41 cm | 5 cm | 3 cm | 10 cm | 4 cm | 41 cm | 69 cm | 5 cm | 1 cm | 3 cm | 198 cm |
GEM | 2 cm | 2 cm | 2 cm | 0 cm | 2 cm | 2 cm | 3 cm | 3 cm | 2 cm | 1 cm | 0 cm | 18 cm |
JMA | 13 cm | 38 cm | 10 cm | 3 cm | 8 cm | 5 cm | 25 cm | 41 cm | 10 cm | 1 cm | 4 cm | 157 cm |
ICON | 10 cm | 13 cm | 0 cm | 0 cm | 0 cm | 0 cm | 8 cm | 51 cm | 0 cm | 0 cm | 2 cm | 81 cm |
MeteoFrance | 46 cm | 84 cm | 5 cm | 13 cm | 25 cm | 10 cm | 64 cm | 104 cm | 4 cm | 4 cm | 18 cm | 378 cm |
Average | 23 cm | 33 cm | 4 cm | 4 cm | 8 cm | 4 cm | 25 cm | 48 cm | 3 cm | 2 cm | 8 cm | 163 cm |