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 | 19 Sun | 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 | 20 cm | 0 cm | 13 cm | 1 cm | 5 cm | 2 cm | 2 cm | 0 cm | 0 cm | 2 cm | 1 cm | 0 cm | 0 cm | 0 cm | 0 cm | 46 cm |
ECMWF IFS 025 | 53 cm | 1 cm | 36 cm | 8 cm | 5 cm | 4 cm | 8 cm | 2 cm | 0 cm | 0 cm | 4 cm | 20 cm | 8 cm | 2 cm | - | 147 cm |
ECMWF AIFS 025 | 51 cm | 2 cm | 33 cm | 10 cm | 4 cm | 1 cm | 20 cm | 23 cm | 18 cm | 20 cm | 18 cm | 2 cm | 0 cm | 0 cm | - | 201 cm |
GFS | 43 cm | 1 cm | 28 cm | 8 cm | 2 cm | 0 cm | 4 cm | 0 cm | 0 cm | 2 cm | 1 cm | 0 cm | 0 cm | 0 cm | 0 cm | 86 cm |
GEM | 8 cm | 0 cm | 1 cm | 1 cm | 5 cm | 15 cm | 10 cm | 2 cm | 8 cm | - | - | - | - | - | - | 51 cm |
JMA | 36 cm | 3 cm | 18 cm | 3 cm | 4 cm | 8 cm | 5 cm | 25 cm | 8 cm | 4 cm | - | - | - | - | - | 112 cm |
ICON | 20 cm | 0 cm | 13 cm | 1 cm | 5 cm | 2 cm | 2 cm | - | - | - | - | - | - | - | - | 43 cm |
MeteoFrance | 74 cm | 4 cm | 48 cm | 33 cm | - | - | - | - | - | - | - | - | - | - | - | 157 cm |
Average | 41 cm | 2 cm | 25 cm | 8 cm | 5 cm | 5 cm | 8 cm | 10 cm | 8 cm | 8 cm | 8 cm | 8 cm | 3 cm | 1 cm | 0 cm | 135 cm |
Model \ Date | 9 Thu | 10 Fri | 11 Sat | 12 Sun | 13 Mon | 14 Tue | 15 Wed | 16 Thu | 17 Fri | 18 Sat | Total |
---|---|---|---|---|---|---|---|---|---|---|---|
Best Match | 0 cm | 0 cm | 8 cm | 51 cm | 0 cm | 0 cm | 2 cm | 0 cm | 2 cm | 3 cm | 64 cm |
ECMWF IFS 025 | 15 cm | 3 cm | 46 cm | 69 cm | 2 cm | 2 cm | 23 cm | 0 cm | 30 cm | 41 cm | 231 cm |
ECMWF AIFS 025 | 0 cm | 4 cm | 0 cm | 0 cm | 0 cm | 2 cm | 10 cm | 0 cm | 10 cm | 15 cm | 43 cm |
GFS | 10 cm | 4 cm | 41 cm | 69 cm | 5 cm | 1 cm | 3 cm | 0 cm | 5 cm | 5 cm | 140 cm |
GEM | 2 cm | 2 cm | 3 cm | 3 cm | 2 cm | 1 cm | 0 cm | 0 cm | 1 cm | 1 cm | 15 cm |
JMA | 8 cm | 5 cm | 25 cm | 41 cm | 10 cm | 1 cm | 4 cm | 0 cm | 5 cm | 5 cm | 104 cm |
ICON | 0 cm | 0 cm | 8 cm | 51 cm | 0 cm | 0 cm | 2 cm | 0 cm | 2 cm | 3 cm | 64 cm |
MeteoFrance | 25 cm | 10 cm | 64 cm | 104 cm | 4 cm | 4 cm | 18 cm | 0 cm | 23 cm | 28 cm | 282 cm |
Average | 8 cm | 4 cm | 25 cm | 48 cm | 3 cm | 2 cm | 8 cm | 0 cm | 10 cm | 13 cm | 124 cm |