Alyeska Resort
Elev: 1614ft, Coordinates: 60.9604, -149.0908
Girdwood, Alaska, United States
Snowfall Accumulation Forecasts
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 Thu | 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 | Total |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Best Match | 2 cm | 0 cm | 1 cm | 0 cm | 0 cm | 1 cm | 5 cm | 1 cm | 4 cm | 4 cm | 10 cm | 30 cm | 13 cm | 18 cm | 4 cm | 91 cm |
| ECMWF IFS 04 | 8 cm | 5 cm | 4 cm | 15 cm | 5 cm | 15 cm | 25 cm | 8 cm | 8 cm | - | - | - | - | - | - | 94 cm |
| ECMWF IFS 025 | 10 cm | 10 cm | 18 cm | 23 cm | 5 cm | 25 cm | 33 cm | 38 cm | 13 cm | 5 cm | 1 cm | 8 cm | 25 cm | 23 cm | - | 236 cm |
| ECMWF AIFS 025 | 5 cm | 8 cm | 1 cm | 0 cm | 5 cm | 13 cm | 23 cm | 25 cm | 15 cm | 8 cm | 1 cm | 2 cm | 13 cm | 36 cm | - | 155 cm |
| GFS | 3 cm | 5 cm | 28 cm | 20 cm | 18 cm | 1 cm | 3 cm | 2 cm | 4 cm | 4 cm | 10 cm | 30 cm | 13 cm | 18 cm | 4 cm | 163 cm |
| GEM | 0 cm | 1 cm | 0 cm | 1 cm | 8 cm | 5 cm | 5 cm | 4 cm | 1 cm | - | - | - | - | - | - | 25 cm |
| JMA | 4 cm | 8 cm | 3 cm | 10 cm | 10 cm | 5 cm | 4 cm | 3 cm | 18 cm | 8 cm | - | - | - | - | - | 69 cm |
| ICON | 2 cm | 0 cm | 1 cm | 0 cm | 0 cm | 1 cm | 5 cm | - | - | - | - | - | - | - | - | 8 cm |
| DMI | 10 cm | 10 cm | 18 cm | 23 cm | 5 cm | 25 cm | 33 cm | 38 cm | 13 cm | 5 cm | 1 cm | 8 cm | 25 cm | 23 cm | - | 236 cm |
| MeteoFrance | 18 cm | 20 cm | 69 cm | - | - | - | - | - | - | - | - | - | - | - | - | 104 cm |
| Average | 8 cm | 8 cm | 15 cm | 13 cm | 8 cm | 10 cm | 18 cm | 18 cm | 10 cm | 5 cm | 3 cm | 13 cm | 18 cm | 23 cm | 4 cm | 170 cm |
Snowfall Prediction History (Estimated)
| Model \ Date | 9 Mon | 10 Tue | 11 Wed | 12 Thu | 13 Fri | 14 Sat | 15 Sun | 16 Mon | 17 Tue | 18 Wed | Total |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Best Match | 5 cm | 0 cm | 5 cm | 1 cm | 0 cm | 1 cm | 1 cm | 1 cm | 0 cm | 0 cm | 13 cm |
| ECMWF IFS 04 | 0 cm | 0 cm | 23 cm | 5 cm | 0 cm | 0 cm | 2 cm | 5 cm | 0 cm | 0 cm | 38 cm |
| ECMWF IFS 025 | 28 cm | 15 cm | 38 cm | 10 cm | 2 cm | 0 cm | 5 cm | 18 cm | 2 cm | 0 cm | 122 cm |
| ECMWF AIFS 025 | 0 cm | 0 cm | 4 cm | 8 cm | 2 cm | 0 cm | 8 cm | 5 cm | 2 cm | 0 cm | 28 cm |
| GFS | 33 cm | 5 cm | 23 cm | 10 cm | 0 cm | 0 cm | 1 cm | 2 cm | 0 cm | 0 cm | 76 cm |
| GEM | 1 cm | 0 cm | 0 cm | 0 cm | 0 cm | 0 cm | 3 cm | 0 cm | 0 cm | 0 cm | 4 cm |
| JMA | 15 cm | 4 cm | 15 cm | 10 cm | 1 cm | 1 cm | 5 cm | 5 cm | 1 cm | 0 cm | 58 cm |
| ICON | 5 cm | 0 cm | 5 cm | 1 cm | 0 cm | 1 cm | 1 cm | 1 cm | 0 cm | 0 cm | 13 cm |
| DMI | 28 cm | 15 cm | 38 cm | 10 cm | 2 cm | 0 cm | 5 cm | 18 cm | 2 cm | 0 cm | 122 cm |
| MeteoFrance | 64 cm | 30 cm | 58 cm | 28 cm | 3 cm | 0 cm | 5 cm | 13 cm | 4 cm | 0 cm | 206 cm |
| Average | 20 cm | 8 cm | 23 cm | 10 cm | 1 cm | 0 cm | 4 cm | 8 cm | 2 cm | 0 cm | 74 cm |
