Each colour starts at the value shown. Wind colours match across all three units. Dry cells stay neutral. Colours describe the displayed values, not official weather warnings.
Preparing forecast graphs…
Times and values match the detailed forecast. Tap or point at a value for details. Scroll each chart sideways for later days. Rain / precipitation is the total water equivalent per forecast interval, including snow; snowfall is fresh snow per interval, not snow depth.
GFS and ECMWF model comparison. Each model retains its own forecast times and horizon. Precipitation and snowfall amounts cover their own forecast intervals; these can differ between models.
ECMWF · Model run: Next update expected:
Day Time (UTC) Temp. (°C) Humidity (%) Wind (km/h) Wind (knots) Wind (Bft) Direction Precip. (mm) Snow (cm) Pressure (hPa) Freezing (m) Conditions | Thursday, 05/11 06:00 -1.1 72 7 4 2B SE — — 1025 < 2854 Overcast 98% cloud 09:00 0.8 70 7 4 2B SE 0.11 0 1026 < 2854 Overcast 94% cloud 12:00 2.2 69 8 4 2B SE 0.05 0 1026 < 2854 Overcast 95% cloud 15:00 1.5 71 6 3 1B SE 0 0 1025 < 2854 Overcast 90% cloud 18:00 -1.4 74 4 2 1B SE 0.10 0 1023 < 2854 Overcast 99% cloud 21:00 0.8 73 5 3 1B SE 1.0 0.3 1023 < 2854 Overcast 100% cloud Friday, 06/11 00:00 0.7 75 3 2 1B SE 1.5 0.5 1022 < 2854 Overcast 100% cloud 03:00 0.7 75 3 2 1B SE 1.2 0.4 1021 < 2854 Overcast 100% cloud 06:00 -0.1 75 3 1 1B SE 0.25 0 1020 < 2854 Overcast 96% cloud 09:00 -0.1 73 2 1 1B SE 0.00 0 1021 < 2854 Overcast 98% cloud 12:00 1.9 71 1 1 1B S 0.03 0 1021 < 2854 Overcast 96% cloud 15:00 1.1 76 3 2 1B NW 0.32 0.1 1020 < 2854 Overcast 99% cloud 18:00 0.6 75 3 2 1B NW 0.92 0.3 1021 < 2854 Overcast 100% cloud 21:00 -0 75 3 1 1B NW 0.68 0.2 1022 < 2854 Overcast 99% cloud Saturday, 07/11 00:00 -0.8 75 3 2 1B N 0.52 0.2 1023 < 2854 Overcast 99% cloud 03:00 -1.4 75 2 1 1B N 0.23 0 1022 < 2854 Overcast 95% cloud 06:00 -1.9 74 1 0 0B E 0.00 0 1023 < 2854 Overcast 99% cloud 09:00 -0.4 69 3 2 1B SE 0 0 1025 < 2854 Cloudy 77% cloud 12:00 0.7 65 3 2 1B S 0.01 0 1024 < 2854 Cloudy 62% cloud 15:00 0.3 62 2 1 1B SW 0.02 0 1024 < 2854 Partly cloudy 48% cloud 18:00 -2.2 64 2 1 1B SE 0 0 1025 < 2854 Partly cloudy 39% cloud 21:00 -3.9 58 2 1 1B SE 0 0 1025 < 2854 Partly cloudy 43% cloud Sunday, 08/11 00:00 -7.7 58 2 1 1B SE 0 0 1025 < 2854 Cloudy 52% cloud 03:00 -7.9 55 1 1 1B SE 0 0 1024 < 2854 Clear 16% cloud 06:00 -7.3 57 2 1 1B SE 0 0 1023 < 2854 Partly cloudy 24% cloud 09:00 -1.7 43 2 1 1B W 0 0 1024 < 2854 Clear 3% cloud 12:00 0.6 39 2 1 1B SW 0 0 1025 < 2854 Clear 18% cloud 15:00 -1.6 44 1 1 1B SW 0 0 1025 < 2854 Cloudy 53% cloud 18:00 -6.1 51 1 1 1B S 0 0 1024 < 2854 Partly cloudy 41% cloud 21:00 -5.3 54 1 1 1B SW 0 0 1024 < 2854 Overcast 88% cloud Monday, 09/11 00:00 -4.4 62 1 1 1B SW 0.10 0.1 1023 < 2854 Overcast 94% cloud 03:00 -3.8 68 2 1 1B S 0 0 1021 < 2854 Overcast 82% cloud 06:00 -3.9 71 2 1 1B S 0 0 1020 < 2854 Cloudy 65% cloud 09:00 0.2 61 2 1 1B S 0 0 1021 < 2854 Cloudy 76% cloud 12:00 3.2 62 3 2 1B S 0 0 1020 < 2854 Overcast 98% cloud 15:00 2.7 68 3 1 1B S 0.44 0 1018 < 2854 Overcast 100% cloud 18:00 2.1 73 2 1 1B S 0.47 0 1018 < 2854 Overcast 100% cloud 21:00 2.3 73 2 1 1B S 0.12 0 1017 < 2854 Overcast 100% cloud Tuesday, 10/11 00:00 3 74 1 1 1B SW 0.44 0 1016 < 2854 Overcast 100% cloud 03:00 3 75 2 1 1B W 0.26 0 1015 < 2854 Overcast 100% cloud 06:00 3.9 74 1 1 0B W 0.52 0 1014 < 2854 Overcast 100% cloud 09:00 4.9 75 2 1 1B W 0.79 0 1014 2883 Overcast 100% cloud 12:00 5.2 77 3 1 1B NW 0.94 0 1014 2933 Overcast 98% cloud 15:00 5.1 76 3 1 1B NW 0.22 0 1014 2914 Overcast 91% cloud 18:00 2.8 76 1 1 0B N 0.00 0 1014 < 2854 Overcast 96% cloud 21:00 0.1 75 1 0 0B S 0 0 1014 < 2854 Overcast 85% cloud Wednesday, 11/11 00:00 -1 73 1 1 1B SE 0 0 1013 3036 Cloudy 53% cloud 03:00 -0.9 70 1 1 1B S 0 0 1012 < 2854 Cloudy 65% cloud 06:00 -0.6 67 1 1 0B SE 0 0 1012 < 2854 Cloudy 50% cloud |
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Forecast table times: UTC.
Coordinates: 46.0207857°N, 7.4812081°E · Requested elevation: 1982 m. Model terrain: 2852 m. Terrain and 1000/925/850/700 hPa profiles are used for height estimates.
Outside the available profile, temperature uses an estimated 5.5°C/km height correction; wind retains the nearest available model-level value. Humidity is estimated with adjusted pressure and temperature.
These are altitude estimates, not a simulation of local mountain terrain. Precipitation, cloud and sea-level pressure use horizontal interpolation only.
Precipitation includes rain and snow water equivalent: preceding 3 hours through day 6, then 6 hours (see cell tooltip). Snow (cm) estimates fresh snowfall from precipitation and temperature using the GFS conversion; it is not snow depth on the ground. Freezing (m) uses additional 600/500 hPa temperatures when available and estimates the lowest resolved 0°C crossing above sea level. When all sampled levels are warm, the upper profile limit is shown (see tooltip). < marks an entirely cold sampled profile and its lower height limit. No extrapolation is used.
Arolla is a downhill ski area in Valais, Switzerland. Mapped terrain includes easy, intermediate, advanced routes. Its mapped lift network extends from approximately 1982 to 2883 metres above sea level.
Data: OpenSkiData / OpenSkiMap, OpenStreetMap contributors (ODbL), Skimap.org, Who's On First, Mapterhorn.
Preparing forecast graphs…
Times and values match the detailed forecast. Tap or point at a value for details. Scroll each chart sideways for later days. Rain / precipitation is the total water equivalent per forecast interval, including snow; snowfall is fresh snow per interval, not snow depth.
GFS and ECMWF model comparison. Each model retains its own forecast times and horizon. Precipitation and snowfall amounts cover their own forecast intervals; these can differ between models.
ECMWF · Model run: Next update expected:
Day Time (UTC) Temp. (°C) Humidity (%) Wind (km/h) Wind (knots) Wind (Bft) Direction Precip. (mm) Snow (cm) Pressure (hPa) Freezing (m) Conditions | Thursday, 05/11 06:00 -1.1 73 7 4 2B SE — — 1025 < 2849 Overcast 98% cloud 09:00 0.8 70 7 4 2B SE 0.11 0 1026 < 2849 Overcast 94% cloud 12:00 2.2 69 8 4 2B SE 0.05 0 1026 < 2849 Overcast 95% cloud 15:00 1.5 71 6 3 1B SE 0 0 1025 < 2849 Overcast 90% cloud 18:00 -1.4 74 4 2 1B SE 0.10 0 1023 < 2849 Overcast 99% cloud 21:00 0.8 73 5 3 1B SE 1.0 0.3 1023 < 2849 Overcast 100% cloud Friday, 06/11 00:00 0.7 75 3 2 1B SE 1.5 0.5 1022 < 2849 Overcast 100% cloud 03:00 0.7 76 3 2 1B SE 1.2 0.4 1021 < 2849 Overcast 100% cloud 06:00 -0.1 76 3 1 1B SE 0.25 0 1020 < 2849 Overcast 96% cloud 09:00 -0.1 73 2 1 1B SE 0.00 0 1021 < 2849 Overcast 98% cloud 12:00 1.9 71 1 1 1B S 0.03 0 1021 < 2849 Overcast 96% cloud 15:00 1.1 76 3 2 1B NW 0.33 0.1 1020 < 2849 Overcast 99% cloud 18:00 0.6 75 3 2 1B NW 0.92 0.3 1021 < 2849 Overcast 100% cloud 21:00 -0.1 75 3 1 1B NW 0.68 0.2 1022 < 2849 Overcast 99% cloud Saturday, 07/11 00:00 -0.8 75 3 2 1B N 0.52 0.2 1023 < 2849 Overcast 99% cloud 03:00 -1.4 76 2 1 1B N 0.23 0 1022 < 2849 Overcast 95% cloud 06:00 -1.9 74 1 0 0B E 0.00 0 1023 < 2849 Overcast 99% cloud 09:00 -0.4 69 3 2 1B SE 0 0 1025 < 2849 Cloudy 77% cloud 12:00 0.7 65 3 2 1B S 0.01 0 1024 < 2849 Cloudy 62% cloud 15:00 0.3 62 2 1 1B SW 0.02 0 1024 < 2849 Partly cloudy 48% cloud 18:00 -2.2 64 2 1 1B SE 0 0 1025 < 2849 Partly cloudy 38% cloud 21:00 -3.9 58 2 1 1B SE 0 0 1025 < 2849 Partly cloudy 43% cloud Sunday, 08/11 00:00 -7.7 59 2 1 1B SE 0 0 1025 < 2849 Cloudy 52% cloud 03:00 -7.9 55 1 1 1B SE 0 0 1024 < 2849 Clear 16% cloud 06:00 -7.3 57 2 1 1B SE 0 0 1023 < 2849 Partly cloudy 24% cloud 09:00 -1.6 43 2 1 1B W 0 0 1024 < 2849 Clear 3% cloud 12:00 0.6 39 2 1 1B SW 0 0 1025 < 2849 Clear 18% cloud 15:00 -1.6 44 1 1 1B SW 0 0 1025 < 2849 Cloudy 53% cloud 18:00 -6.1 51 1 1 1B S 0 0 1024 < 2849 Partly cloudy 41% cloud 21:00 -5.3 54 1 1 1B SW 0 0 1024 < 2849 Overcast 88% cloud Monday, 09/11 00:00 -4.4 62 1 1 1B SW 0.10 0.1 1023 < 2849 Overcast 94% cloud 03:00 -3.8 68 2 1 1B S 0 0 1021 < 2849 Overcast 82% cloud 06:00 -3.9 71 2 1 1B S 0 0 1020 < 2849 Cloudy 65% cloud 09:00 0.2 61 2 1 1B S 0 0 1021 < 2849 Cloudy 76% cloud 12:00 3.2 62 3 2 1B S 0 0 1020 < 2849 Overcast 98% cloud 15:00 2.7 68 3 1 1B S 0.44 0 1018 < 2849 Overcast 100% cloud 18:00 2.1 74 2 1 1B S 0.47 0 1018 < 2849 Overcast 100% cloud 21:00 2.3 74 2 1 1B S 0.12 0 1017 < 2849 Overcast 100% cloud Tuesday, 10/11 00:00 3 74 1 1 1B SW 0.44 0 1016 < 2849 Overcast 100% cloud 03:00 3 75 2 1 1B W 0.26 0 1015 < 2849 Overcast 100% cloud 06:00 3.9 74 1 1 0B W 0.52 0 1014 < 2849 Overcast 100% cloud 09:00 4.9 76 2 1 1B W 0.80 0 1014 2881 Overcast 100% cloud 12:00 5.2 77 3 1 1B NW 0.93 0 1014 2932 Overcast 98% cloud 15:00 5.1 76 3 1 1B NW 0.22 0 1014 2915 Overcast 91% cloud 18:00 2.8 76 1 1 0B N 0.00 0 1014 < 2849 Overcast 96% cloud 21:00 0.1 75 1 0 0B S 0 0 1014 < 2849 Overcast 85% cloud Wednesday, 11/11 00:00 -1 73 1 1 1B SE 0 0 1013 3035 Cloudy 53% cloud 03:00 -0.9 70 1 1 1B S 0 0 1012 < 2849 Cloudy 65% cloud 06:00 -0.6 68 1 1 0B SE 0 0 1012 < 2849 Cloudy 50% cloud |
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Forecast table times: UTC.
Coordinates: 46.0216167°N, 7.4807716°E · Requested elevation: 1984 m. Model terrain: 2846 m. Terrain and 1000/925/850/700 hPa profiles are used for height estimates.
Outside the available profile, temperature uses an estimated 5.5°C/km height correction; wind retains the nearest available model-level value. Humidity is estimated with adjusted pressure and temperature.
These are altitude estimates, not a simulation of local mountain terrain. Precipitation, cloud and sea-level pressure use horizontal interpolation only.
Precipitation includes rain and snow water equivalent: preceding 3 hours through day 6, then 6 hours (see cell tooltip). Snow (cm) estimates fresh snowfall from precipitation and temperature using the GFS conversion; it is not snow depth on the ground. Freezing (m) uses additional 600/500 hPa temperatures when available and estimates the lowest resolved 0°C crossing above sea level. When all sampled levels are warm, the upper profile limit is shown (see tooltip). < marks an entirely cold sampled profile and its lower height limit. No extrapolation is used.
Preparing forecast graphs…
Times and values match the detailed forecast. Tap or point at a value for details. Scroll each chart sideways for later days. Rain / precipitation is the total water equivalent per forecast interval, including snow; snowfall is fresh snow per interval, not snow depth.
GFS and ECMWF model comparison. Each model retains its own forecast times and horizon. Precipitation and snowfall amounts cover their own forecast intervals; these can differ between models.
ECMWF · Model run: Next update expected:
Day Time (UTC) Temp. (°C) Humidity (%) Wind (km/h) Wind (knots) Wind (Bft) Direction Precip. (mm) Snow (cm) Pressure (hPa) Freezing (m) Conditions | Thursday, 05/11 06:00 -5 86 14 7 3B SE — — 1025 < 2736 Overcast 97% cloud 09:00 -3.6 84 14 7 3B SE 0.10 0.1 1026 < 2736 Overcast 90% cloud 12:00 -2.4 84 12 7 3B SE 0.04 0 1026 < 2736 Overcast 93% cloud 15:00 -2.6 83 10 5 2B SE 0 0 1025 < 2736 Overcast 83% cloud 18:00 -4.3 87 9 5 2B SE 0.09 0.1 1023 < 2736 Overcast 99% cloud 21:00 -3.3 91 10 6 2B SE 0.97 1 1023 < 2736 Overcast 100% cloud Friday, 06/11 00:00 -3.5 93 7 4 2B SE 1.4 1.4 1022 < 2736 Overcast 100% cloud 03:00 -3.6 94 7 4 2B SE 1.2 1.2 1022 < 2736 Overcast 100% cloud 06:00 -4.1 94 5 3 1B SE 0.26 0.3 1021 < 2736 Overcast 93% cloud 09:00 -4.2 92 3 2 1B SE 0.01 0 1022 < 2736 Overcast 95% cloud 12:00 -3.2 91 2 1 1B S 0.05 0.1 1021 < 2736 Overcast 93% cloud 15:00 -4 97 3 2 1B NW 0.37 0.4 1021 < 2736 Overcast 99% cloud 18:00 -4.6 96 4 2 1B NW 0.94 0.9 1021 < 2736 Overcast 100% cloud 21:00 -5.1 97 5 2 1B N 0.75 0.7 1022 < 2736 Overcast 99% cloud Saturday, 07/11 00:00 -5.6 96 4 2 1B N 0.57 0.6 1023 < 2736 Overcast 99% cloud 03:00 -5.9 95 2 1 1B N 0.21 0.2 1022 < 2736 Overcast 96% cloud 06:00 -6.3 93 1 1 1B E 0.00 0 1023 < 2736 Overcast 98% cloud 09:00 -5.3 86 4 2 1B S 0 0 1024 < 2736 Cloudy 75% cloud 12:00 -4.4 81 5 3 1B S 0.01 0 1023 < 2736 Cloudy 56% cloud 15:00 -4.7 77 4 2 1B SW 0.02 0 1024 < 2736 Partly cloudy 44% cloud 18:00 -6.2 72 2 1 1B S 0 0 1025 < 2736 Partly cloudy 36% cloud 21:00 -7.1 61 3 1 1B S 0 0 1025 < 2736 Partly cloudy 40% cloud Sunday, 08/11 00:00 -8.8 57 3 2 1B SW 0 0 1025 < 2736 Partly cloudy 49% cloud 03:00 -9.1 57 3 2 1B W 0 0 1024 < 2736 Clear 19% cloud 06:00 -8.7 57 3 2 1B SW 0 0 1023 < 2736 Partly cloudy 27% cloud 09:00 -5.2 45 5 3 1B W 0 0 1024 < 2736 Clear 4% cloud 12:00 -4 45 5 3 1B SW 0 0 1024 < 2736 Clear 19% cloud 15:00 -5.3 51 5 3 1B W 0 0 1025 < 2736 Cloudy 56% cloud 18:00 -8 58 5 3 1B W 0 0 1024 < 2736 Partly cloudy 44% cloud 21:00 -7.5 69 6 3 2B SW 0 0 1024 < 2736 Overcast 89% cloud Monday, 09/11 00:00 -6.6 77 6 4 2B W 0.09 0.1 1023 < 2736 Overcast 95% cloud 03:00 -5.9 81 7 4 2B W 0 0 1021 < 2736 Overcast 83% cloud 06:00 -5.9 82 7 4 2B SW 0 0 1020 < 2736 Cloudy 65% cloud 09:00 -3.4 76 8 5 2B SW 0 0 1021 < 2736 Cloudy 77% cloud 12:00 -1.5 78 10 5 2B SW 0 0 1020 < 2736 Overcast 98% cloud 15:00 -1.7 86 10 5 2B SW 0.41 0.1 1018 < 2736 Overcast 100% cloud 18:00 -2.1 92 8 5 2B SW 0.45 0.1 1018 < 2736 Overcast 100% cloud 21:00 -1.8 91 7 4 2B SW 0.12 0 1017 < 2736 Overcast 100% cloud Tuesday, 10/11 00:00 -1.3 93 8 4 2B SW 0.41 0.1 1016 < 2736 Overcast 100% cloud 03:00 -1.2 94 9 5 2B W 0.29 0.1 1015 < 2736 Overcast 99% cloud 06:00 -0.6 94 7 4 2B W 0.52 0.2 1014 < 2736 Overcast 100% cloud 09:00 -0.1 97 8 4 2B W 0.85 0.3 1014 2868 Overcast 100% cloud 12:00 0.3 97 8 4 2B W 0.92 0.3 1014 2932 Overcast 96% cloud 15:00 0.2 95 7 4 2B W 0.21 0 1013 2916 Overcast 87% cloud 18:00 -1 90 4 2 1B NW 0.01 0 1014 < 2736 Overcast 94% cloud 21:00 -2.2 82 2 1 1B W 0 0 1014 < 2736 Overcast 82% cloud Wednesday, 11/11 00:00 -2.4 75 2 1 1B SW 0 0 1013 3023 Partly cloudy 48% cloud 03:00 -2.4 75 3 2 1B SW 0 0 1012 3041 Cloudy 61% cloud 06:00 -2.4 76 3 1 1B SW 0 0 1012 < 2736 Cloudy 51% cloud |
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Forecast table times: UTC.
Coordinates: 46.0300549°N, 7.4504344°E · Requested elevation: 2883 m. Model terrain: 2734 m. Terrain and 1000/925/850/700 hPa profiles are used for height estimates.
These are altitude estimates, not a simulation of local mountain terrain. Precipitation, cloud and sea-level pressure use horizontal interpolation only.
Precipitation includes rain and snow water equivalent: preceding 3 hours through day 6, then 6 hours (see cell tooltip). Snow (cm) estimates fresh snowfall from precipitation and temperature using the GFS conversion; it is not snow depth on the ground. Freezing (m) uses additional 600/500 hPa temperatures when available and estimates the lowest resolved 0°C crossing above sea level. When all sampled levels are warm, the upper profile limit is shown (see tooltip). < marks an entirely cold sampled profile and its lower height limit. No extrapolation is used.