Arapahoe Basin
Elev: 13050ft, Coordinates: 39.6428, -105.8719
Dillon, Colorado, United States
Snowfall Accumulation Forecasts
The following table show up to 14 day snowfall forecasts at Arapahoe Basin 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 | 27 Fri | 28 Sat | 29 Sun | 30 Mon | 31 Tue | 1 Wed | 2 Thu | 3 Fri | 4 Sat | 5 Sun | 6 Mon | 7 Tue | 8 Wed | 9 Thu | 10 Fri | Total |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Best Match | 3 cm | 2 cm | 0 cm | 2 cm | 0 cm | 0 cm | 0 cm | 0 cm | 0 cm | 0 cm | 1 cm | 1 cm | 0 cm | 0 cm | 0 cm | 8 cm |
| ECMWF IFS 025 | 1 cm | 1 cm | 1 cm | 4 cm | 0 cm | 0 cm | 0 cm | 0 cm | 0 cm | 4 cm | 3 cm | 1 cm | 0 cm | 0 cm | - | 15 cm |
| ECMWF AIFS 025 | 1 cm | 3 cm | 2 cm | 5 cm | 1 cm | 0 cm | 0 cm | 0 cm | 3 cm | 1 cm | 1 cm | 0 cm | 4 cm | 1 cm | - | 20 cm |
| GFS | 3 cm | 2 cm | 0 cm | 2 cm | 0 cm | 0 cm | 0 cm | 0 cm | 0 cm | 0 cm | 1 cm | 1 cm | 0 cm | 0 cm | 0 cm | 8 cm |
| GEM | 5 cm | 5 cm | 5 cm | 8 cm | 0 cm | 0 cm | 1 cm | 0 cm | 1 cm | - | - | - | - | - | - | 25 cm |
| JMA | 2 cm | 1 cm | 1 cm | 4 cm | 0 cm | 0 cm | 0 cm | 0 cm | 3 cm | 1 cm | - | - | - | - | - | 13 cm |
| ICON | 3 cm | 4 cm | 4 cm | 10 cm | 1 cm | 0 cm | 1 cm | - | - | - | - | - | - | - | - | 23 cm |
| MeteoFrance | 5 cm | 4 cm | 4 cm | 4 cm | - | - | - | - | - | - | - | - | - | - | - | 18 cm |
| Average | 3 cm | 3 cm | 2 cm | 5 cm | 0 cm | 0 cm | 0 cm | 0 cm | 2 cm | 2 cm | 2 cm | 1 cm | 1 cm | 0 cm | 0 cm | 20 cm |
Snowfall Prediction History (Estimated)
| Model \ Date | 17 Tue | 18 Wed | 19 Thu | 20 Fri | 21 Sat | 22 Sun | 23 Mon | 24 Tue | 25 Wed | 26 Thu | Total |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Best Match | 0 cm | 0 cm | 0 cm | 0 cm | 0 cm | 0 cm | 0 cm | 0 cm | 1 cm | 0 cm | 1 cm |
| ECMWF IFS 025 | 4 cm | 0 cm | 0 cm | 0 cm | 0 cm | 0 cm | 1 cm | 0 cm | 2 cm | 0 cm | 8 cm |
| ECMWF AIFS 025 | 2 cm | 0 cm | 0 cm | 0 cm | 0 cm | 0 cm | 1 cm | 1 cm | 2 cm | 1 cm | 8 cm |
| GFS | 0 cm | 0 cm | 0 cm | 0 cm | 0 cm | 0 cm | 0 cm | 0 cm | 1 cm | 0 cm | 1 cm |
| GEM | 5 cm | 0 cm | 0 cm | 0 cm | 0 cm | 0 cm | 1 cm | 0 cm | 1 cm | 1 cm | 8 cm |
| JMA | 1 cm | 0 cm | 0 cm | 0 cm | 0 cm | 0 cm | 0 cm | 0 cm | 5 cm | 1 cm | 8 cm |
| ICON | 4 cm | 0 cm | 0 cm | 0 cm | 0 cm | 0 cm | 2 cm | 0 cm | 1 cm | 1 cm | 8 cm |
| MeteoFrance | 8 cm | 0 cm | 0 cm | 0 cm | 0 cm | 0 cm | 1 cm | 1 cm | 2 cm | 2 cm | 13 cm |
| Average | 4 cm | 0 cm | 0 cm | 0 cm | 0 cm | 0 cm | 1 cm | 0 cm | 2 cm | 1 cm | 8 cm |
