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 | 1 cm | 1 cm | 1 cm | 0 cm | 0 cm | 2 cm | 3 cm | 0 cm | 1 cm | 1 cm | 0 cm | 0 cm | 10 cm | 2 cm | 0 cm | 20 cm |
| ECMWF IFS 04 | 8 cm | 10 cm | 10 cm | 13 cm | 8 cm | 5 cm | 25 cm | 8 cm | 3 cm | 4 cm | - | - | - | - | - | 94 cm |
| ECMWF IFS 025 | 8 cm | 15 cm | 10 cm | 18 cm | 15 cm | 10 cm | 28 cm | 13 cm | 5 cm | 8 cm | 1 cm | 36 cm | 25 cm | 33 cm | 25 cm | 251 cm |
| ECMWF AIFS 025 | 8 cm | 8 cm | 0 cm | 0 cm | 3 cm | 8 cm | 13 cm | 25 cm | 18 cm | 8 cm | 13 cm | 20 cm | 2 cm | 1 cm | 2 cm | 127 cm |
| GFS | 4 cm | 5 cm | 23 cm | 8 cm | 8 cm | 5 cm | 4 cm | 4 cm | 1 cm | 1 cm | 0 cm | 0 cm | 10 cm | 2 cm | 0 cm | 74 cm |
| GEM | 0 cm | 1 cm | 0 cm | 1 cm | 3 cm | 2 cm | 2 cm | 1 cm | 3 cm | 3 cm | - | - | - | - | - | 15 cm |
| JMA | 4 cm | 8 cm | 2 cm | 8 cm | 10 cm | 15 cm | 5 cm | 8 cm | 5 cm | 2 cm | 8 cm | - | - | - | - | 74 cm |
| ICON | 1 cm | 1 cm | 1 cm | 0 cm | 0 cm | 2 cm | 3 cm | - | - | - | - | - | - | - | - | 8 cm |
| DMI | 8 cm | 15 cm | 10 cm | 18 cm | 15 cm | 10 cm | 28 cm | 13 cm | 5 cm | 8 cm | 1 cm | 36 cm | 25 cm | 33 cm | 25 cm | 251 cm |
| MeteoFrance | 15 cm | 18 cm | 53 cm | 33 cm | - | - | - | - | - | - | - | - | - | - | - | 117 cm |
| Average | 5 cm | 10 cm | 13 cm | 10 cm | 8 cm | 8 cm | 13 cm | 10 cm | 5 cm | 4 cm | 4 cm | 23 cm | 15 cm | 18 cm | 13 cm | 160 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 | 208 cm |
| Average | 20 cm | 8 cm | 23 cm | 10 cm | 1 cm | 0 cm | 4 cm | 8 cm | 2 cm | 0 cm | 74 cm |
