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: UTC.
Coordinates: 35.2030803°N, 135.9076007°E · Requested elevation: 310 m. Model terrain: 346 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 Time (UTC) Temp. (°C) Humidity (%) Wind (km/h) Wind (knots) Wind (Bft) Direction Precip. (mm) Snow (cm) Pressure (hPa) Freezing (m) Conditions | Friday, 09/10 18:00 16.6 89 3 1 1B SE — — 1023 3185 Clear 0% cloud 21:00 15.9 90 2 1 1B SE 0 0 1023 3184 Clear 6% cloud Saturday, 10/10 00:00 20.5 72 4 2 1B SE 0 0 1023 3189 Clear 0% cloud 03:00 23.3 57 3 2 1B SE 0 0 1021 3180 Clear 6% cloud 06:00 23.7 57 3 2 1B E 0 0 1019 3173 Partly cloudy 29% cloud 09:00 19.9 80 3 2 1B N 0 0 1020 3177 Clear 7% cloud 12:00 18.3 82 2 1 1B NW 0 0 1020 3181 Clear 1% cloud 15:00 17.9 86 3 2 1B SW 0 0 1020 3177 Clear 2% cloud 18:00 17.1 88 0 0 0B — 0 0 1020 3168 Clear 4% cloud 21:00 16.2 85 2 1 1B NW 0 0 1020 3170 Clear 13% cloud Sunday, 11/10 00:00 20.9 71 5 3 1B N 0 0 1021 3179 Overcast 81% cloud 03:00 23.4 58 10 5 2B N 0 0 1019 3174 Overcast 94% cloud 06:00 21.8 67 14 7 3B N 0 0 1018 3166 Overcast 98% cloud 09:00 18.8 86 10 6 2B NW 0 0 1019 3168 Partly cloudy 50% cloud 12:00 18.1 91 7 4 2B N 0.00 0 1019 3171 Partly cloudy 45% cloud 15:00 17.3 92 4 2 1B N 0.00 0 1019 3168 Partly cloudy 33% cloud 18:00 16.4 92 4 2 1B N 0.01 0 1020 3162 Clear 20% cloud 21:00 16.2 91 5 3 1B N 0 0 1020 3163 Clear 20% cloud Monday, 12/10 00:00 19.9 71 4 2 1B N 0.01 0 1021 3173 Partly cloudy 22% cloud 03:00 22.5 59 5 3 1B NE 0 0 1020 3165 Clear 5% cloud 06:00 22.2 58 10 5 2B N 0 0 1019 3157 Clear 5% cloud 09:00 17.6 83 7 4 2B NW 0 0 1019 3160 Clear 3% cloud 12:00 16.2 91 3 2 1B NW 0 0 1020 3165 Partly cloudy 28% cloud 15:00 15.4 93 1 1 1B NW 0 0 1019 3158 Clear 18% cloud 18:00 14.9 92 1 0 0B NW 0 0 1019 3150 Partly cloudy 44% cloud 21:00 15 91 2 1 1B SE 0 0 1019 3150 Clear 13% cloud Tuesday, 13/10 00:00 20 77 4 2 1B SE 0 0 1019 3153 Clear 2% cloud 03:00 23 64 6 3 2B S 0 0 1016 3141 Clear 5% cloud 06:00 23.6 57 7 4 2B SW 0 0 1015 3131 Partly cloudy 22% cloud 09:00 20.5 79 10 5 2B SE 0 0 1014 3129 Overcast 85% cloud 12:00 19.3 90 11 6 2B S 0.07 0 1014 3124 Partly cloudy 37% cloud 15:00 18.8 92 13 7 3B S 0.03 0 1013 3112 Cloudy 69% cloud 18:00 18.5 95 11 6 2B S 2.2 0 1011 3098 Cloudy 77% cloud 21:00 18.6 95 7 4 2B SW 0.05 0 1010 3091 Cloudy 71% cloud Wednesday, 14/10 00:00 19.8 92 8 4 2B W 2.5 0 1011 3090 Overcast 98% cloud 03:00 21.2 75 8 4 2B NW 1.4 0 1011 3076 Partly cloudy 23% cloud 06:00 19.6 69 22 12 4B NW 1.1 0 1012 3070 Clear 17% cloud 09:00 16.1 80 18 10 3B NW 0.13 0 1014 3072 Partly cloudy 26% cloud 12:00 15.2 80 14 8 3B N 0.09 0 1016 3082 Partly cloudy 25% cloud 15:00 14.6 80 13 7 3B N 0.04 0 1017 3088 Partly cloudy 32% cloud 18:00 14.2 79 13 7 3B N 0.02 0 1017 3091 Partly cloudy 27% cloud 21:00 13.6 77 12 6 2B N 0.02 0 1019 3102 Clear 20% cloud Thursday, 15/10 00:00 16.7 58 14 8 3B N 0.00 0 1021 3124 Clear 11% cloud 03:00 18.5 53 11 6 2B N 0 0 1020 3128 Clear 9% cloud 06:00 17.9 53 14 7 3B N 0 0 1020 3128 Clear 4% cloud 09:00 14 75 8 4 2B N 0 0 1022 3138 Clear 0% cloud 12:00 12.7 78 5 3 1B N 0 0 1023 3151 Clear 0% cloud 15:00 12.3 74 1 1 1B NW 0 0 1023 3152 Partly cloudy 21% cloud 18:00 12.3 66 1 0 0B N 0 0 1023 3153 Overcast 81% cloud |
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Source: ECMWF · CC BY 4.0 · Processed by Snow Report.
Biwako Valley is a downhill ski area in Shiga Prefecture, Japan. Mapped terrain includes beginner, easy, intermediate, advanced routes. Its mapped lift network extends from approximately 310 to 1172 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: UTC.
Coordinates: 35.2030803°N, 135.9076007°E · Requested elevation: 310 m. Model terrain: 346 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 Time (UTC) Temp. (°C) Humidity (%) Wind (km/h) Wind (knots) Wind (Bft) Direction Precip. (mm) Snow (cm) Pressure (hPa) Freezing (m) Conditions | Friday, 09/10 18:00 16.6 89 3 1 1B SE — — 1023 3185 Clear 0% cloud 21:00 15.9 90 2 1 1B SE 0 0 1023 3184 Clear 6% cloud Saturday, 10/10 00:00 20.5 72 4 2 1B SE 0 0 1023 3189 Clear 0% cloud 03:00 23.3 57 3 2 1B SE 0 0 1021 3180 Clear 6% cloud 06:00 23.7 57 3 2 1B E 0 0 1019 3173 Partly cloudy 29% cloud 09:00 19.9 80 3 2 1B N 0 0 1020 3177 Clear 7% cloud 12:00 18.3 82 2 1 1B NW 0 0 1020 3181 Clear 1% cloud 15:00 17.9 86 3 2 1B SW 0 0 1020 3177 Clear 2% cloud 18:00 17.1 88 0 0 0B — 0 0 1020 3168 Clear 4% cloud 21:00 16.2 85 2 1 1B NW 0 0 1020 3170 Clear 13% cloud Sunday, 11/10 00:00 20.9 71 5 3 1B N 0 0 1021 3179 Overcast 81% cloud 03:00 23.4 58 10 5 2B N 0 0 1019 3174 Overcast 94% cloud 06:00 21.8 67 14 7 3B N 0 0 1018 3166 Overcast 98% cloud 09:00 18.8 86 10 6 2B NW 0 0 1019 3168 Partly cloudy 50% cloud 12:00 18.1 91 7 4 2B N 0.00 0 1019 3171 Partly cloudy 45% cloud 15:00 17.3 92 4 2 1B N 0.00 0 1019 3168 Partly cloudy 33% cloud 18:00 16.4 92 4 2 1B N 0.01 0 1020 3162 Clear 20% cloud 21:00 16.2 91 5 3 1B N 0 0 1020 3163 Clear 20% cloud Monday, 12/10 00:00 19.9 71 4 2 1B N 0.01 0 1021 3173 Partly cloudy 22% cloud 03:00 22.5 59 5 3 1B NE 0 0 1020 3165 Clear 5% cloud 06:00 22.2 58 10 5 2B N 0 0 1019 3157 Clear 5% cloud 09:00 17.6 83 7 4 2B NW 0 0 1019 3160 Clear 3% cloud 12:00 16.2 91 3 2 1B NW 0 0 1020 3165 Partly cloudy 28% cloud 15:00 15.4 93 1 1 1B NW 0 0 1019 3158 Clear 18% cloud 18:00 14.9 92 1 0 0B NW 0 0 1019 3150 Partly cloudy 44% cloud 21:00 15 91 2 1 1B SE 0 0 1019 3150 Clear 13% cloud Tuesday, 13/10 00:00 20 77 4 2 1B SE 0 0 1019 3153 Clear 2% cloud 03:00 23 64 6 3 2B S 0 0 1016 3141 Clear 5% cloud 06:00 23.6 57 7 4 2B SW 0 0 1015 3131 Partly cloudy 22% cloud 09:00 20.5 79 10 5 2B SE 0 0 1014 3129 Overcast 85% cloud 12:00 19.3 90 11 6 2B S 0.07 0 1014 3124 Partly cloudy 37% cloud 15:00 18.8 92 13 7 3B S 0.03 0 1013 3112 Cloudy 69% cloud 18:00 18.5 95 11 6 2B S 2.2 0 1011 3098 Cloudy 77% cloud 21:00 18.6 95 7 4 2B SW 0.05 0 1010 3091 Cloudy 71% cloud Wednesday, 14/10 00:00 19.8 92 8 4 2B W 2.5 0 1011 3090 Overcast 98% cloud 03:00 21.2 75 8 4 2B NW 1.4 0 1011 3076 Partly cloudy 23% cloud 06:00 19.6 69 22 12 4B NW 1.1 0 1012 3070 Clear 17% cloud 09:00 16.1 80 18 10 3B NW 0.13 0 1014 3072 Partly cloudy 26% cloud 12:00 15.2 80 14 8 3B N 0.09 0 1016 3082 Partly cloudy 25% cloud 15:00 14.6 80 13 7 3B N 0.04 0 1017 3088 Partly cloudy 32% cloud 18:00 14.2 79 13 7 3B N 0.02 0 1017 3091 Partly cloudy 27% cloud 21:00 13.6 77 12 6 2B N 0.02 0 1019 3102 Clear 20% cloud Thursday, 15/10 00:00 16.7 58 14 8 3B N 0.00 0 1021 3124 Clear 11% cloud 03:00 18.5 53 11 6 2B N 0 0 1020 3128 Clear 9% cloud 06:00 17.9 53 14 7 3B N 0 0 1020 3128 Clear 4% cloud 09:00 14 75 8 4 2B N 0 0 1022 3138 Clear 0% cloud 12:00 12.7 78 5 3 1B N 0 0 1023 3151 Clear 0% cloud 15:00 12.3 74 1 1 1B NW 0 0 1023 3152 Partly cloudy 21% cloud 18:00 12.3 66 1 0 0B N 0 0 1023 3153 Overcast 81% 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: UTC.
Coordinates: 35.2094962°N, 135.8861511°E · Requested elevation: 1172 m. Model terrain: 382 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) 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 Time (UTC) Temp. (°C) Humidity (%) Wind (km/h) Wind (knots) Wind (Bft) Direction Precip. (mm) Snow (cm) Pressure (hPa) Freezing (m) Conditions | Friday, 09/10 18:00 14.2 62 12 6 2B SE — — 1023 3186 Clear 0% cloud 21:00 14.3 64 6 3 2B SE 0 0 1023 3184 Clear 5% cloud Saturday, 10/10 00:00 14.7 64 8 5 2B E 0 0 1023 3189 Clear 0% cloud 03:00 15.3 67 5 2 1B E 0 0 1021 3180 Clear 6% cloud 06:00 16.1 64 4 2 1B NE 0 0 1019 3173 Partly cloudy 37% cloud 09:00 15.7 71 6 3 2B N 0 0 1020 3177 Clear 9% cloud 12:00 15.7 67 7 4 2B N 0 0 1021 3181 Clear 0% cloud 15:00 15.3 68 4 2 1B N 0 0 1020 3177 Clear 2% cloud 18:00 15 62 9 5 2B N 0 0 1020 3168 Clear 4% cloud 21:00 15 60 16 9 3B N 0 0 1020 3170 Clear 11% cloud Sunday, 11/10 00:00 15.5 53 21 11 4B N 0 0 1021 3179 Overcast 81% cloud 03:00 16 51 20 11 4B N 0 0 1019 3174 Overcast 96% cloud 06:00 15.8 52 24 13 4B N 0 0 1019 3166 Overcast 98% cloud 09:00 15.8 52 27 15 4B N 0 0 1019 3168 Cloudy 55% cloud 12:00 15.8 55 18 10 3B NE 0.01 0 1020 3171 Cloudy 51% cloud 15:00 15.5 60 10 5 2B NE 0.01 0 1020 3168 Partly cloudy 39% cloud 18:00 14.7 64 10 5 2B N 0.01 0 1020 3162 Clear 19% cloud 21:00 14.5 61 17 9 3B N 0 0 1020 3163 Partly cloudy 21% cloud Monday, 12/10 00:00 14.5 53 11 6 2B N 0.01 0 1021 3173 Partly cloudy 22% cloud 03:00 14.9 60 7 4 2B N 0 0 1020 3165 Clear 6% cloud 06:00 15.1 59 8 4 2B NW 0 0 1019 3157 Clear 5% cloud 09:00 15.1 51 7 4 2B NW 0 0 1019 3160 Clear 3% cloud 12:00 15.2 48 1 0 0B SW 0 0 1020 3165 Partly cloudy 35% cloud 15:00 14.8 54 6 3 2B SW 0 0 1020 3158 Partly cloudy 22% cloud 18:00 14.3 60 6 3 2B SW 0 0 1019 3150 Partly cloudy 39% cloud 21:00 14.4 62 9 5 2B S 0 0 1019 3150 Clear 12% cloud Tuesday, 13/10 00:00 14.8 64 15 8 3B S 0 0 1019 3152 Clear 2% cloud 03:00 15.4 65 19 10 3B S 0 0 1016 3141 Clear 4% cloud 06:00 16.3 62 23 12 4B S 0 0 1015 3131 Partly cloudy 24% cloud 09:00 15.5 81 27 14 4B S 0 0 1015 3129 Overcast 86% cloud 12:00 15.1 86 39 21 6B S 0.08 0 1014 3124 Partly cloudy 39% cloud 15:00 15.1 91 56 30 7B SW 0.03 0 1013 3111 Cloudy 67% cloud 18:00 15.3 86 52 28 7B SW 2.0 0 1011 3097 Overcast 80% cloud 21:00 15.1 91 46 25 6B SW 0.05 0 1011 3090 Cloudy 74% cloud Wednesday, 14/10 00:00 14.1 98 34 19 5B W 2.6 0 1011 3090 Overcast 98% cloud 03:00 13.9 77 31 17 5B W 1.3 0 1011 3076 Partly cloudy 22% cloud 06:00 12.3 76 51 28 7B NW 1.1 0 1012 3069 Clear 17% cloud 09:00 10.2 79 50 27 7B NW 0.13 0 1014 3071 Partly cloudy 27% cloud 12:00 9 84 45 24 6B N 0.09 0 1016 3082 Partly cloudy 27% cloud 15:00 8 85 45 24 6B N 0.04 0 1017 3088 Partly cloudy 33% cloud 18:00 7.7 86 43 23 6B N 0.02 0 1017 3091 Partly cloudy 27% cloud 21:00 7.6 78 38 20 5B N 0.02 0 1019 3102 Partly cloudy 21% cloud Thursday, 15/10 00:00 8.8 62 26 14 4B N 0.01 0 1021 3124 Clear 12% cloud 03:00 9.9 63 16 9 3B NW 0 0 1020 3128 Clear 10% cloud 06:00 10.3 56 16 9 3B NW 0 0 1020 3128 Clear 4% cloud 09:00 10.9 40 16 9 3B N 0 0 1022 3138 Clear 0% cloud 12:00 11.8 30 15 8 3B N 0 0 1023 3150 Clear 0% cloud 15:00 11.5 31 12 6 2B N 0 0 1023 3152 Partly cloudy 21% cloud 18:00 11.9 25 9 5 2B NW 0 0 1023 3153 Overcast 82% cloud |
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