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.
ECMWF IFS · Run 2026-10-09 18:00:00 UTC · 6 days · Times: Asia/Tokyo.
Coordinates: 37.8689479°N, 140.2352561°E · Requested elevation: 476 m. Model terrain: 725 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) 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.
Day Local time Temp. (°C) Humidity (%) Wind (km/h) Wind (knots) Wind (Bft) Direction Precip. (mm) Snow (cm) Pressure (hPa) Freezing (m) Conditions | Saturday, 10/10 03:00 12 78 1 1 1B E — — 1024 3187 Clear 7% cloud 06:00 11.1 75 2 1 1B SE 0 0 1024 3186 Clear 4% cloud 09:00 17.8 67 4 2 1B SE 0 0 1024 3190 Clear 3% cloud 12:00 21.2 58 3 1 1B SE 0 0 1022 3180 Clear 13% cloud 15:00 20.8 60 3 2 1B SE 0.01 0 1021 3174 Partly cloudy 34% cloud 18:00 15.2 87 2 1 1B SE 0 0 1022 3177 Clear 14% cloud 21:00 13.2 89 3 1 1B E 0 0 1022 3179 Partly cloudy 35% cloud Sunday, 11/10 00:00 11.8 93 1 0 0B E 0 0 1021 3172 Cloudy 65% cloud 03:00 12.2 87 1 0 0B W 0 0 1021 3162 Clear 11% cloud 06:00 12.1 85 2 1 1B NW 0 0 1021 3163 Partly cloudy 44% cloud 09:00 18.2 69 3 1 1B NW 0 0 1021 3171 Clear 5% cloud 12:00 21 56 4 2 1B NW 0 0 1020 3164 Clear 1% cloud 15:00 20.6 57 4 2 1B NW 0 0 1019 3158 Clear 4% cloud 18:00 15 83 3 2 1B SW 0 0 1021 3163 Clear 4% cloud 21:00 13.4 85 1 0 0B W 0 0 1021 3163 Clear 10% cloud Monday, 12/10 00:00 12.9 88 1 1 1B E 0 0 1021 3158 Partly cloudy 37% cloud 03:00 12.2 92 1 0 0B SE 0.01 0 1021 3155 Cloudy 79% cloud 06:00 11.1 94 2 1 1B SE 0.01 0 1022 3161 Overcast 97% cloud 09:00 17 69 5 3 1B E 0 0 1023 3169 Cloudy 54% cloud 12:00 19.1 63 9 5 2B SE 0 0 1021 3161 Clear 15% cloud 15:00 19 66 7 4 2B SE 0 0 1020 3158 Cloudy 51% cloud 18:00 13.9 89 7 4 2B E 0 0 1022 3164 Cloudy 63% cloud 21:00 13.1 91 6 3 2B E 0 0 1022 3166 Cloudy 57% cloud Tuesday, 13/10 00:00 11.6 87 4 2 1B E 0 0 1021 3158 Clear 9% cloud 03:00 11.5 85 3 2 1B SE 0 0 1021 3148 Partly cloudy 29% cloud 06:00 12.1 85 2 1 1B SE 0 0 1021 3147 Partly cloudy 36% cloud 09:00 17 73 7 4 2B SE 0 0 1020 3149 Clear 15% cloud 12:00 19.6 66 10 5 2B SE 0.01 0 1017 3135 Partly cloudy 21% cloud 15:00 19.6 67 9 5 2B SE 0.01 0 1016 3121 Partly cloudy 20% cloud 18:00 15 89 7 4 2B SE 0 0 1016 3121 Partly cloudy 46% cloud 21:00 15.4 87 6 3 2B SE 0.01 0 1015 3113 Cloudy 71% cloud Wednesday, 14/10 00:00 15.3 89 5 3 1B SE 0.03 0 1013 3095 Cloudy 74% cloud 03:00 15.1 90 3 2 1B SE 0.01 0 1010 3077 Cloudy 78% cloud 06:00 15.2 90 4 2 1B SE 0.03 0 1009 3068 Cloudy 69% cloud 09:00 19.5 76 2 1 1B SW 0.44 0 1008 3065 Partly cloudy 34% cloud 12:00 18 88 10 6 2B W 2.0 0 1008 3047 Overcast 99% cloud 15:00 15.7 87 12 7 2B W 3.4 0 1007 3035 Cloudy 74% cloud 18:00 14.2 91 17 9 3B W 0.78 0 1009 3033 Overcast 87% cloud 21:00 12.4 90 19 10 3B W 0.62 0 1012 3029 Overcast 84% cloud Thursday, 15/10 00:00 10.4 87 18 10 3B W 0.25 0 1014 3030 Partly cloudy 44% cloud 03:00 9.7 83 16 9 3B W 0.02 0 1015 3038 Partly cloudy 48% cloud 06:00 9.4 83 14 8 3B W 0.02 0 1018 3050 Cloudy 63% cloud 09:00 12.5 65 17 9 3B W 0.05 0 1020 3072 Cloudy 74% cloud 12:00 15.2 48 16 9 3B W 0.03 0 1019 3077 Cloudy 64% cloud 15:00 14.7 51 15 8 3B W 0 0 1020 3046 Clear 19% cloud 18:00 10.2 75 6 3 2B W 0 0 1022 2950 Clear 4% cloud 21:00 8.7 80 3 1 1B SW 0 0 1023 2927 Clear 1% cloud Friday, 16/10 00:00 8.5 76 2 1 1B W 0 0 1024 3011 Clear 2% cloud 03:00 8.3 74 1 0 0B SW 0 0 1023 3120 Clear 0% cloud |
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Source: ECMWF · CC BY 4.0 · Processed by Snow Report.
Yonezawa Snow World is a downhill ski area in Yamagata Prefecture, Japan. Mapped terrain includes beginner, easy, intermediate routes. Its mapped lift network extends from approximately 476 to 706 metres above sea level.
Data: OpenSkiData / OpenSkiMap, OpenStreetMap contributors (ODbL), Skimap.org, Who's On First, Mapterhorn.
ECMWF IFS · Run 2026-10-09 18:00:00 UTC · 6 days · Times: Asia/Tokyo.
Coordinates: 37.864375°N, 140.2322172°E · Requested elevation: 488 m. Model terrain: 734 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) 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.
Day Local time Temp. (°C) Humidity (%) Wind (km/h) Wind (knots) Wind (Bft) Direction Precip. (mm) Snow (cm) Pressure (hPa) Freezing (m) Conditions | Saturday, 10/10 03:00 12 77 1 1 0B E — — 1024 3187 Clear 7% cloud 06:00 11.1 75 2 1 1B SE 0 0 1024 3186 Clear 4% cloud 09:00 17.8 66 4 2 1B SE 0 0 1024 3190 Clear 3% cloud 12:00 21.1 58 3 1 1B SE 0 0 1022 3180 Clear 13% cloud 15:00 20.7 60 3 2 1B E 0.01 0 1021 3174 Partly cloudy 35% cloud 18:00 15.1 87 2 1 1B SE 0 0 1022 3177 Clear 14% cloud 21:00 13.2 89 2 1 1B E 0 0 1022 3179 Partly cloudy 33% cloud Sunday, 11/10 00:00 11.8 93 1 0 0B E 0 0 1021 3172 Cloudy 63% cloud 03:00 12.2 87 1 0 0B W 0 0 1021 3162 Clear 11% cloud 06:00 12.1 85 2 1 1B NW 0 0 1021 3163 Partly cloudy 42% cloud 09:00 18.2 69 3 1 1B NW 0 0 1021 3171 Clear 5% cloud 12:00 21 56 4 2 1B NW 0 0 1020 3164 Clear 1% cloud 15:00 20.6 57 4 2 1B NW 0 0 1019 3158 Clear 4% cloud 18:00 14.9 83 3 2 1B W 0 0 1021 3163 Clear 3% cloud 21:00 13.4 85 1 0 0B W 0 0 1021 3163 Clear 9% cloud Monday, 12/10 00:00 12.8 88 1 1 1B E 0 0 1021 3158 Partly cloudy 37% cloud 03:00 12.1 92 0 0 0B SE 0.01 0 1021 3155 Cloudy 79% cloud 06:00 11.1 94 2 1 1B SE 0.01 0 1022 3161 Overcast 97% cloud 09:00 16.9 69 5 3 1B E 0 0 1023 3169 Cloudy 53% cloud 12:00 19 63 9 5 2B E 0 0 1021 3161 Clear 15% cloud 15:00 18.9 67 7 4 2B SE 0 0 1020 3158 Cloudy 52% cloud 18:00 13.9 89 7 4 2B E 0 0 1022 3164 Cloudy 64% cloud 21:00 13.1 91 6 3 1B E 0 0 1022 3166 Cloudy 57% cloud Tuesday, 13/10 00:00 11.5 87 4 2 1B E 0 0 1021 3158 Clear 9% cloud 03:00 11.5 85 3 2 1B SE 0 0 1021 3148 Partly cloudy 29% cloud 06:00 12 85 2 1 1B SE 0 0 1021 3147 Partly cloudy 35% cloud 09:00 17 73 7 4 2B SE 0 0 1020 3149 Clear 15% cloud 12:00 19.6 66 10 5 2B SE 0.01 0 1017 3135 Partly cloudy 21% cloud 15:00 19.5 67 9 5 2B SE 0.01 0 1016 3121 Partly cloudy 20% cloud 18:00 15 89 6 3 2B SE 0 0 1016 3121 Partly cloudy 46% cloud 21:00 15.3 87 6 3 2B SE 0.01 0 1015 3113 Cloudy 70% cloud Wednesday, 14/10 00:00 15.3 89 5 3 1B SE 0.03 0 1013 3095 Cloudy 74% cloud 03:00 15.1 90 3 2 1B SE 0.01 0 1010 3077 Cloudy 78% cloud 06:00 15.1 90 4 2 1B SE 0.04 0 1009 3068 Cloudy 69% cloud 09:00 19.5 76 2 1 1B SW 0.44 0 1008 3065 Partly cloudy 34% cloud 12:00 17.9 88 10 6 2B W 2.0 0 1008 3047 Overcast 99% cloud 15:00 15.6 87 12 7 3B W 3.4 0 1007 3035 Cloudy 74% cloud 18:00 14.2 91 17 9 3B W 0.78 0 1009 3033 Overcast 87% cloud 21:00 12.3 90 19 10 3B W 0.62 0 1012 3029 Overcast 85% cloud Thursday, 15/10 00:00 10.4 87 18 10 3B W 0.25 0 1014 3030 Partly cloudy 45% cloud 03:00 9.7 83 16 9 3B W 0.02 0 1015 3038 Partly cloudy 49% cloud 06:00 9.3 83 14 8 3B W 0.02 0 1018 3050 Cloudy 64% cloud 09:00 12.4 65 17 9 3B W 0.05 0 1020 3072 Cloudy 74% cloud 12:00 15.2 48 16 9 3B W 0.03 0 1019 3077 Cloudy 63% cloud 15:00 14.6 51 15 8 3B W 0 0 1020 3046 Clear 19% cloud 18:00 10.1 75 6 3 2B W 0 0 1022 2951 Clear 4% cloud 21:00 8.7 80 3 1 1B SW 0 0 1023 2927 Clear 1% cloud Friday, 16/10 00:00 8.4 77 2 1 1B W 0 0 1024 3013 Clear 2% cloud 03:00 8.3 74 1 0 0B SW 0 0 1023 3121 Clear 0% cloud |
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Source: ECMWF · CC BY 4.0 · Processed by Snow Report.
ECMWF IFS · Run 2026-10-09 18:00:00 UTC · 6 days · Times: Asia/Tokyo.
Coordinates: 37.8644487°N, 140.243601°E · Requested elevation: 706 m. Model terrain: 742 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) 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.
Day Local time Temp. (°C) Humidity (%) Wind (km/h) Wind (knots) Wind (Bft) Direction Precip. (mm) Snow (cm) Pressure (hPa) Freezing (m) Conditions | Saturday, 10/10 03:00 10.8 81 1 1 0B E — — 1024 3187 Clear 7% cloud 06:00 10 79 2 1 1B SE 0 0 1024 3186 Clear 4% cloud 09:00 16.6 70 4 2 1B SE 0 0 1024 3190 Clear 3% cloud 12:00 19.9 61 3 2 1B SE 0 0 1022 3180 Clear 14% cloud 15:00 19.5 63 4 2 1B E 0.01 0 1021 3174 Partly cloudy 36% cloud 18:00 13.9 91 2 1 1B SE 0 0 1022 3177 Clear 14% cloud 21:00 11.9 94 2 1 1B E 0 0 1022 3179 Partly cloudy 35% cloud Sunday, 11/10 00:00 10.6 98 1 0 0B E 0 0 1021 3172 Cloudy 66% cloud 03:00 11 92 1 0 0B W 0 0 1021 3162 Clear 10% cloud 06:00 10.9 90 2 1 1B NW 0 0 1021 3163 Partly cloudy 43% cloud 09:00 17 72 3 1 1B NW 0 0 1021 3171 Clear 5% cloud 12:00 19.8 58 4 2 1B NW 0 0 1020 3164 Clear 1% cloud 15:00 19.4 59 4 2 1B NW 0 0 1019 3158 Clear 3% cloud 18:00 13.7 88 3 2 1B W 0 0 1021 3163 Clear 3% cloud 21:00 12.2 90 1 0 0B W 0 0 1021 3163 Clear 10% cloud Monday, 12/10 00:00 11.7 93 1 1 1B E 0 0 1021 3158 Partly cloudy 38% cloud 03:00 11 97 1 0 0B SE 0.01 0 1021 3155 Overcast 82% cloud 06:00 9.9 99 2 1 1B SE 0.01 0 1022 3161 Overcast 97% cloud 09:00 15.7 72 5 3 1B E 0 0 1023 3169 Cloudy 54% cloud 12:00 17.7 66 9 5 2B E 0 0 1021 3161 Clear 15% cloud 15:00 17.6 70 7 4 2B SE 0 0 1021 3158 Cloudy 53% cloud 18:00 12.6 94 7 4 2B E 0 0 1022 3164 Cloudy 66% cloud 21:00 11.9 95 6 3 2B E 0 0 1022 3166 Cloudy 57% cloud Tuesday, 13/10 00:00 10.3 92 4 2 1B E 0 0 1021 3158 Clear 8% cloud 03:00 10.3 89 3 2 1B SE 0 0 1021 3148 Partly cloudy 27% cloud 06:00 10.9 89 2 1 1B SE 0 0 1021 3147 Partly cloudy 35% cloud 09:00 15.8 77 8 4 2B SE 0 0 1020 3149 Clear 15% cloud 12:00 18.4 70 10 5 2B SE 0.01 0 1018 3135 Partly cloudy 21% cloud 15:00 18.3 71 9 5 2B SE 0.01 0 1016 3122 Partly cloudy 20% cloud 18:00 13.7 94 7 4 2B SE 0 0 1016 3121 Partly cloudy 47% cloud 21:00 14.1 92 6 3 2B SE 0.01 0 1015 3113 Cloudy 72% cloud Wednesday, 14/10 00:00 14.1 93 5 3 1B SE 0.03 0 1013 3095 Cloudy 75% cloud 03:00 13.9 94 3 2 1B SE 0.02 0 1010 3077 Cloudy 79% cloud 06:00 13.9 94 4 2 1B SE 0.03 0 1009 3068 Cloudy 70% cloud 09:00 18.3 80 2 1 1B SW 0.42 0 1008 3066 Partly cloudy 33% cloud 12:00 16.8 92 10 6 2B W 2.0 0 1008 3047 Overcast 99% cloud 15:00 14.4 92 12 7 3B W 3.4 0 1007 3035 Cloudy 74% cloud 18:00 13 95 17 9 3B W 0.76 0 1009 3033 Overcast 87% cloud 21:00 11.1 95 19 10 3B W 0.59 0 1012 3029 Overcast 84% cloud Thursday, 15/10 00:00 9.1 91 19 10 3B W 0.25 0 1014 3030 Partly cloudy 44% cloud 03:00 8.5 87 17 9 3B W 0.02 0 1015 3038 Partly cloudy 49% cloud 06:00 8.1 87 15 8 3B W 0.02 0 1018 3050 Cloudy 63% cloud 09:00 11.2 68 17 9 3B W 0.04 0 1020 3072 Cloudy 73% cloud 12:00 13.9 50 16 9 3B W 0.03 0 1019 3077 Cloudy 64% cloud 15:00 13.4 54 15 8 3B W 0 0 1020 3048 Clear 19% cloud 18:00 8.9 79 6 3 2B W 0 0 1022 2952 Clear 4% cloud 21:00 7.5 84 3 1 1B SW 0 0 1023 2928 Clear 1% cloud Friday, 16/10 00:00 7.3 81 2 1 1B W 0 0 1024 3014 Clear 2% cloud 03:00 7.1 77 1 0 0B SW 0 0 1023 3121 Clear 0% cloud |
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