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 Mon | 21 Tue | 22 Wed | 23 Thu | 24 Fri | 25 Sat | 26 Sun | 27 Mon | 28 Tue | 29 Wed | 30 Thu | 31 Fri | 1 Sat | 2 Sun | Total |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Best Match | 0 cm | 13 cm | 2 cm | 2 cm | 10 cm | 8 cm | 8 cm | 2 cm | 1 cm | 1 cm | 1 cm | 1 cm | 0 cm | 3 cm | 48 cm |
ECMWF IFS 025 | 2 cm | 41 cm | 8 cm | 5 cm | 13 cm | 53 cm | 36 cm | 13 cm | 0 cm | 0 cm | 10 cm | 5 cm | 0 cm | 0 cm | 183 cm |
ECMWF AIFS 025 | 3 cm | 25 cm | 13 cm | 4 cm | 1 cm | 0 cm | 0 cm | 4 cm | 1 cm | 0 cm | 1 cm | 0 cm | 0 cm | 1 cm | 53 cm |
GFS | 1 cm | 20 cm | 10 cm | 0 cm | 3 cm | 4 cm | 1 cm | 0 cm | 1 cm | 1 cm | 1 cm | 1 cm | 0 cm | 3 cm | 46 cm |
GEM | 0 cm | 2 cm | 1 cm | 2 cm | 8 cm | 15 cm | 5 cm | 2 cm | 0 cm | - | - | - | - | - | 36 cm |
JMA | 3 cm | 20 cm | 3 cm | 5 cm | 5 cm | 13 cm | 8 cm | 8 cm | 1 cm | 0 cm | - | - | - | - | 66 cm |
ICON | 0 cm | 13 cm | 2 cm | 2 cm | 10 cm | 8 cm | 8 cm | - | - | - | - | - | - | - | 41 cm |
MeteoFrance | 4 cm | 53 cm | 15 cm | - | - | - | - | - | - | - | - | - | - | - | 74 cm |
Average | 2 cm | 25 cm | 8 cm | 3 cm | 8 cm | 15 cm | 10 cm | 5 cm | 1 cm | 1 cm | 4 cm | 2 cm | 0 cm | 1 cm | 81 cm |
Model \ Date | 9 Thu | 10 Fri | 11 Sat | 12 Sun | 13 Mon | 14 Tue | 15 Wed | 16 Thu | 17 Fri | 18 Sat | 19 Sun | Total |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Best Match | 0 cm | 0 cm | 8 cm | 51 cm | 0 cm | 0 cm | 2 cm | 0 cm | 2 cm | 3 cm | 20 cm | 84 cm |
ECMWF IFS 025 | 15 cm | 3 cm | 46 cm | 69 cm | 2 cm | 2 cm | 23 cm | 0 cm | 30 cm | 41 cm | 71 cm | 305 cm |
ECMWF AIFS 025 | 0 cm | 4 cm | 0 cm | 0 cm | 0 cm | 2 cm | 10 cm | 0 cm | 10 cm | 10 cm | 0 cm | 38 cm |
GFS | 10 cm | 4 cm | 41 cm | 69 cm | 5 cm | 1 cm | 3 cm | 0 cm | 5 cm | 5 cm | 38 cm | 175 cm |
GEM | 2 cm | 2 cm | 3 cm | 3 cm | 2 cm | 1 cm | 0 cm | 0 cm | 1 cm | 1 cm | 5 cm | 20 cm |
JMA | 8 cm | 5 cm | 25 cm | 41 cm | 10 cm | 1 cm | 4 cm | 0 cm | 5 cm | 5 cm | 25 cm | 130 cm |
ICON | 0 cm | 0 cm | 8 cm | 51 cm | 0 cm | 0 cm | 2 cm | 0 cm | 2 cm | 3 cm | 20 cm | 84 cm |
MeteoFrance | 25 cm | 10 cm | 64 cm | 104 cm | 4 cm | 4 cm | 18 cm | 0 cm | 23 cm | 28 cm | 74 cm | 356 cm |
Average | 8 cm | 4 cm | 25 cm | 48 cm | 3 cm | 2 cm | 8 cm | 0 cm | 10 cm | 13 cm | 33 cm | 157 cm |