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 | 23 Thu | 24 Fri | 25 Sat | 26 Sun | 27 Mon | 28 Tue | 29 Wed | 30 Thu | 31 Fri | 1 Sat | 2 Sun | 3 Mon | 4 Tue | 5 Wed | 6 Thu | Total |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Best Match | 8 cm | 2 cm | 18 cm | 5 cm | 2 cm | 1 cm | 1 cm | 2 cm | 0 cm | 0 cm | 0 cm | 0 cm | 0 cm | 0 cm | 0 cm | 36 cm |
ECMWF IFS 025 | 3 cm | 10 cm | 53 cm | 84 cm | 8 cm | 3 cm | 0 cm | 0 cm | 0 cm | 0 cm | 0 cm | 0 cm | 0 cm | 0 cm | - | 160 cm |
ECMWF AIFS 025 | 2 cm | 0 cm | 0 cm | 13 cm | 10 cm | 2 cm | 0 cm | 0 cm | 0 cm | 0 cm | 0 cm | 0 cm | 0 cm | 1 cm | - | 25 cm |
GFS | 3 cm | 2 cm | 5 cm | 15 cm | 8 cm | 2 cm | 10 cm | 5 cm | 0 cm | 0 cm | 0 cm | 0 cm | 0 cm | 0 cm | 0 cm | 48 cm |
GEM | 8 cm | 20 cm | 25 cm | 8 cm | 2 cm | 0 cm | 0 cm | 0 cm | 0 cm | - | - | - | - | - | - | 64 cm |
JMA | 10 cm | 20 cm | 38 cm | 38 cm | 10 cm | 0 cm | 0 cm | 1 cm | 0 cm | 0 cm | - | - | - | - | - | 117 cm |
ICON | 8 cm | 2 cm | 18 cm | 5 cm | 2 cm | 1 cm | 1 cm | - | - | - | - | - | - | - | - | 33 cm |
MeteoFrance | 10 cm | 23 cm | 61 cm | - | - | - | - | - | - | - | - | - | - | - | - | 94 cm |
Average | 5 cm | 10 cm | 28 cm | 28 cm | 8 cm | 1 cm | 2 cm | 1 cm | 0 cm | 0 cm | 0 cm | 0 cm | 0 cm | 0 cm | 0 cm | 84 cm |
Model \ Date | 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 | 0 cm | 2 cm | 0 cm | 2 cm | 3 cm | 20 cm | 0 cm | 20 cm | 0 cm | 46 cm |
ECMWF IFS 025 | 2 cm | 2 cm | 23 cm | 0 cm | 30 cm | 41 cm | 74 cm | 2 cm | 43 cm | 5 cm | 226 cm |
ECMWF AIFS 025 | 0 cm | 2 cm | 10 cm | 0 cm | 10 cm | 10 cm | 4 cm | 2 cm | 15 cm | 5 cm | 58 cm |
GFS | 5 cm | 1 cm | 3 cm | 0 cm | 5 cm | 5 cm | 36 cm | 0 cm | 38 cm | 2 cm | 94 cm |
GEM | 2 cm | 1 cm | 0 cm | 0 cm | 1 cm | 1 cm | 5 cm | 0 cm | 1 cm | 1 cm | 13 cm |
JMA | 10 cm | 1 cm | 4 cm | 0 cm | 5 cm | 5 cm | 23 cm | 1 cm | 15 cm | 10 cm | 74 cm |
ICON | 0 cm | 0 cm | 2 cm | 0 cm | 2 cm | 3 cm | 20 cm | 0 cm | 20 cm | 0 cm | 46 cm |
MeteoFrance | 4 cm | 4 cm | 18 cm | 0 cm | 23 cm | 28 cm | 74 cm | 4 cm | 66 cm | 13 cm | 231 cm |
Average | 3 cm | 2 cm | 8 cm | 0 cm | 10 cm | 13 cm | 33 cm | 2 cm | 28 cm | 5 cm | 107 cm |