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 · 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 14.7 73 4 2 1B S — — 1011 3056 Partly cloudy 42% cloud 09:00 10.5 87 1 1 0B NE 0.03 0 1010 3047 Cloudy 55% cloud 12:00 11 86 1 0 0B E 0.13 0 1008 3033 Overcast 97% cloud 15:00 10 84 0 0 0B E 0.08 0 1006 3018 Partly cloudy 23% cloud 18:00 9.4 85 3 1 1B N 0.04 0 1005 2999 Partly cloudy 40% cloud 21:00 9.8 93 7 4 2B N 1.2 0 1006 2974 Overcast 90% cloud Friday, 06/11 00:00 12 88 12 7 2B NW 2.6 0 1009 2913 Overcast 82% cloud 03:00 15 60 13 7 3B NW 0.79 0 1008 2881 Partly cloudy 30% cloud 06:00 13.3 70 9 5 2B N 0.36 0 1010 2705 Cloudy 60% cloud 09:00 9.9 82 12 6 2B N 1.3 0 1013 2527 Cloudy 73% cloud 12:00 7.7 82 13 7 3B N 0.77 0 1016 2181 Overcast 93% cloud 15:00 6.1 86 15 8 3B NW 2.1 0 1017 1773 Overcast 96% cloud 18:00 4.8 85 13 7 3B NW 2.5 0 1018 1481 Overcast 99% cloud 21:00 4.3 82 10 5 2B N 1.1 0 1019 1436 Overcast 93% cloud Saturday, 07/11 00:00 4.9 82 11 6 2B NW 1.3 0 1022 1403 Overcast 94% cloud 03:00 5 77 17 9 3B NW 2.2 0 1023 1367 Overcast 93% cloud 06:00 4.3 77 16 9 3B NW 1.8 0 1024 1310 Overcast 90% cloud 09:00 2.8 85 16 9 3B NW 1.7 0 1027 1181 Overcast 92% cloud 12:00 2.6 81 16 8 3B NW 0.67 0 1029 1133 Overcast 93% cloud 15:00 2 80 14 7 3B NW 0.20 0 1030 1070 Overcast 90% cloud 18:00 2.2 81 12 7 2B NW 0.39 0 1031 1091 Overcast 96% cloud 21:00 2.1 85 6 3 2B NW 0.68 0 1032 1075 Overcast 95% cloud Sunday, 08/11 00:00 4.3 72 12 7 2B NW 0.68 0 1033 1275 Overcast 94% cloud 03:00 5.4 68 16 9 3B NW 0.35 0 1032 1378 Overcast 93% cloud 06:00 5 67 11 6 2B N 0.08 0 1032 1441 Overcast 92% cloud 09:00 2.4 83 5 3 1B N 0 0 1032 1521 Overcast 85% cloud 12:00 1.7 80 4 2 1B N 0 0 1032 1646 Overcast 91% cloud 15:00 1.8 80 1 1 1B E 0.04 0 1030 1860 Overcast 83% cloud 18:00 1.6 78 1 1 0B NE 0 0 1029 1982 Overcast 96% cloud 21:00 2.5 80 1 1 1B E 0 0 1027 2221 Overcast 94% cloud Monday, 09/11 00:00 6.6 63 2 1 1B S 0 0 1026 2330 Overcast 92% cloud 03:00 9.3 57 1 1 0B SE 0.08 0 1022 2348 Cloudy 72% cloud 06:00 10.2 60 2 1 1B NW 0 0 1020 2242 Partly cloudy 40% cloud 09:00 5.2 83 1 1 1B N 0 0 1021 2154 Partly cloudy 47% cloud 12:00 5.8 87 8 5 2B N 1.7 0 1022 1878 Overcast 99% cloud 15:00 3.8 88 13 7 3B N 2.5 0 1023 1367 Overcast 99% cloud 18:00 2.6 86 15 8 3B N 1.6 0 1023 1141 Overcast 96% cloud 21:00 2 85 13 7 3B NW 0.89 0 1024 1056 Overcast 99% cloud Tuesday, 10/11 00:00 2.7 82 13 7 3B NW 1.3 0 1025 1128 Overcast 99% cloud 03:00 3.1 80 14 7 3B NW 1.9 0 1025 1167 Overcast 95% cloud 06:00 2.4 82 11 6 2B N 1.4 0 1025 1091 Overcast 98% cloud 09:00 1.3 83 9 5 2B N 0.39 0 1027 972 Overcast 89% cloud 12:00 0.6 84 6 3 2B N 0.23 0 1028 < 915 Cloudy 70% cloud 15:00 -0.9 84 4 2 1B N 0 0 1028 < 915 Partly cloudy 34% cloud 18:00 -2.3 85 5 3 1B N 0 0 1028 < 915 Partly cloudy 41% cloud 21:00 -1.4 84 5 2 1B N 0 0 1029 < 915 Cloudy 62% cloud Wednesday, 11/11 00:00 4 67 6 3 2B N 0 0 1030 1240 Cloudy 53% cloud 03:00 5.6 61 11 6 2B N 0.07 0 1029 1354 Cloudy 68% cloud 06:00 5.8 56 13 7 3B N 0 0 1029 1422 Clear 16% cloud |
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Forecast table times: UTC.
Coordinates: 36.8363583°N, 138.9618992°E · Requested elevation: 743 m. Model terrain: 912 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.
Source: ECMWF · CC BY 4.0 · Processed by Snow Report.

Mt. T is a downhill ski area in Gunma Prefecture, Japan. Mapped terrain includes beginner, easy, intermediate, advanced routes. Its mapped lift network extends from approximately 743 to 1489 metres above sea level.
Data: OpenSkiData / OpenSkiMap, OpenStreetMap contributors (ODbL), Skimap.org, Who's On First, Mapterhorn.
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 14.7 73 4 2 1B S — — 1011 3056 Partly cloudy 42% cloud 09:00 10.5 87 1 1 0B NE 0.03 0 1010 3047 Cloudy 55% cloud 12:00 11 86 1 0 0B E 0.13 0 1008 3033 Overcast 97% cloud 15:00 10 84 0 0 0B E 0.08 0 1006 3018 Partly cloudy 23% cloud 18:00 9.4 85 3 1 1B N 0.04 0 1005 2999 Partly cloudy 40% cloud 21:00 9.8 93 7 4 2B N 1.2 0 1006 2974 Overcast 90% cloud Friday, 06/11 00:00 12 88 12 7 2B NW 2.6 0 1009 2913 Overcast 82% cloud 03:00 15 60 13 7 3B NW 0.79 0 1008 2881 Partly cloudy 30% cloud 06:00 13.3 70 9 5 2B N 0.36 0 1010 2705 Cloudy 60% cloud 09:00 9.9 82 12 6 2B N 1.3 0 1013 2527 Cloudy 73% cloud 12:00 7.7 82 13 7 3B N 0.77 0 1016 2181 Overcast 93% cloud 15:00 6.1 86 15 8 3B NW 2.1 0 1017 1773 Overcast 96% cloud 18:00 4.8 85 13 7 3B NW 2.5 0 1018 1481 Overcast 99% cloud 21:00 4.3 82 10 5 2B N 1.1 0 1019 1436 Overcast 93% cloud Saturday, 07/11 00:00 4.9 82 11 6 2B NW 1.3 0 1022 1403 Overcast 94% cloud 03:00 5 77 17 9 3B NW 2.2 0 1023 1367 Overcast 93% cloud 06:00 4.3 77 16 9 3B NW 1.8 0 1024 1310 Overcast 90% cloud 09:00 2.8 85 16 9 3B NW 1.7 0 1027 1181 Overcast 92% cloud 12:00 2.6 81 16 8 3B NW 0.67 0 1029 1133 Overcast 93% cloud 15:00 2 80 14 7 3B NW 0.20 0 1030 1070 Overcast 90% cloud 18:00 2.2 81 12 7 2B NW 0.39 0 1031 1091 Overcast 96% cloud 21:00 2.1 85 6 3 2B NW 0.68 0 1032 1075 Overcast 95% cloud Sunday, 08/11 00:00 4.3 72 12 7 2B NW 0.68 0 1033 1275 Overcast 94% cloud 03:00 5.4 68 16 9 3B NW 0.35 0 1032 1378 Overcast 93% cloud 06:00 5 67 11 6 2B N 0.08 0 1032 1441 Overcast 92% cloud 09:00 2.4 83 5 3 1B N 0 0 1032 1521 Overcast 85% cloud 12:00 1.7 80 4 2 1B N 0 0 1032 1646 Overcast 91% cloud 15:00 1.8 80 1 1 1B E 0.04 0 1030 1860 Overcast 83% cloud 18:00 1.6 78 1 1 0B NE 0 0 1029 1982 Overcast 96% cloud 21:00 2.5 80 1 1 1B E 0 0 1027 2221 Overcast 94% cloud Monday, 09/11 00:00 6.6 63 2 1 1B S 0 0 1026 2330 Overcast 92% cloud 03:00 9.3 57 1 1 0B SE 0.08 0 1022 2348 Cloudy 72% cloud 06:00 10.2 60 2 1 1B NW 0 0 1020 2242 Partly cloudy 40% cloud 09:00 5.2 83 1 1 1B N 0 0 1021 2154 Partly cloudy 47% cloud 12:00 5.8 87 8 5 2B N 1.7 0 1022 1878 Overcast 99% cloud 15:00 3.8 88 13 7 3B N 2.5 0 1023 1367 Overcast 99% cloud 18:00 2.6 86 15 8 3B N 1.6 0 1023 1141 Overcast 96% cloud 21:00 2 85 13 7 3B NW 0.89 0 1024 1056 Overcast 99% cloud Tuesday, 10/11 00:00 2.7 82 13 7 3B NW 1.3 0 1025 1128 Overcast 99% cloud 03:00 3.1 80 14 7 3B NW 1.9 0 1025 1167 Overcast 95% cloud 06:00 2.4 82 11 6 2B N 1.4 0 1025 1091 Overcast 98% cloud 09:00 1.3 83 9 5 2B N 0.39 0 1027 972 Overcast 89% cloud 12:00 0.6 84 6 3 2B N 0.23 0 1028 < 915 Cloudy 70% cloud 15:00 -0.9 84 4 2 1B N 0 0 1028 < 915 Partly cloudy 34% cloud 18:00 -2.3 85 5 3 1B N 0 0 1028 < 915 Partly cloudy 41% cloud 21:00 -1.4 84 5 2 1B N 0 0 1029 < 915 Cloudy 62% cloud Wednesday, 11/11 00:00 4 67 6 3 2B N 0 0 1030 1240 Cloudy 53% cloud 03:00 5.6 61 11 6 2B N 0.07 0 1029 1354 Cloudy 68% cloud 06:00 5.8 56 13 7 3B N 0 0 1029 1422 Clear 16% cloud |
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Forecast table times: UTC.
Coordinates: 36.8363583°N, 138.9618992°E · Requested elevation: 743 m. Model terrain: 912 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.
Source: ECMWF · CC BY 4.0 · Processed by Snow Report.
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 10.1 81 14 7 3B S — — 1011 3056 Partly cloudy 43% cloud 09:00 10.4 81 10 5 2B S 0.04 0 1010 3047 Cloudy 55% cloud 12:00 10.8 79 17 9 3B S 0.14 0 1008 3033 Overcast 97% cloud 15:00 10.4 79 14 7 3B SW 0.08 0 1006 3018 Partly cloudy 24% cloud 18:00 9.6 83 14 8 3B W 0.04 0 1005 2999 Partly cloudy 40% cloud 21:00 8.6 88 28 15 4B NW 1.00 0 1006 2986 Overcast 90% cloud Friday, 06/11 00:00 7.5 83 43 23 6B NW 2.2 0 1009 2940 Overcast 81% cloud 03:00 7.9 72 32 17 5B NW 0.61 0 1008 2911 Partly cloudy 32% cloud 06:00 7.7 80 27 14 4B NW 0.33 0 1009 2724 Cloudy 56% cloud 09:00 5.4 83 33 18 5B NW 0.93 0 1013 2565 Cloudy 71% cloud 12:00 3.3 81 36 20 5B NW 0.61 0 1016 2214 Overcast 92% cloud 15:00 1.4 87 40 22 6B NW 1.7 0 1017 1799 Overcast 96% cloud 18:00 0.1 86 40 22 6B NW 2.0 0.6 1018 1503 Overcast 99% cloud 21:00 -0.3 85 38 21 5B NW 0.87 0.3 1019 1450 Overcast 93% cloud Saturday, 07/11 00:00 -0.6 89 40 22 6B NW 1.0 0.3 1021 1423 Overcast 93% cloud 03:00 -0.9 84 52 28 7B NW 1.8 0.5 1022 1387 Overcast 92% cloud 06:00 -1.4 86 55 30 7B NW 1.4 0.4 1024 1329 Overcast 89% cloud 09:00 -2.1 89 57 31 7B NW 1.5 0.4 1027 1194 Overcast 92% cloud 12:00 -2.7 88 52 28 7B NW 0.58 0.2 1029 1145 Overcast 93% cloud 15:00 -2.9 85 46 25 6B NW 0.18 0.2 1030 1078 Overcast 90% cloud 18:00 -2.8 87 54 29 7B NW 0.31 0.1 1031 1101 Overcast 96% cloud 21:00 -2.9 93 44 24 6B NW 0.57 0.6 1032 1088 Overcast 95% cloud Sunday, 08/11 00:00 -1.9 86 35 19 5B NW 0.53 0.2 1033 1290 Overcast 93% cloud 03:00 -1 85 33 18 5B NW 0.26 0.1 1032 1391 Overcast 93% cloud 06:00 -0.2 72 22 12 4B NW 0.06 0 1031 1460 Overcast 91% cloud 09:00 0.2 66 7 4 2B NW 0 0 1032 1606 Overcast 84% cloud 12:00 0.4 73 7 4 2B SW 0 0 1032 1684 Overcast 90% cloud 15:00 0.9 74 14 8 3B S 0.03 0 1030 1874 Overcast 83% cloud 18:00 1.6 71 12 7 3B SW 0 0 1029 1995 Overcast 96% cloud 21:00 3.3 59 13 7 3B SW 0 0 1027 2231 Overcast 94% cloud Monday, 09/11 00:00 4.6 54 12 7 2B SW 0 0 1026 2335 Overcast 92% cloud 03:00 5.2 58 15 8 3B SW 0.09 0 1022 2357 Cloudy 73% cloud 06:00 4.4 73 10 5 2B NW 0 0 1020 2258 Partly cloudy 38% cloud 09:00 4 77 12 7 3B NW 0 0 1021 2167 Partly cloudy 45% cloud 12:00 2.2 88 33 18 5B NW 1.3 0 1022 1894 Overcast 99% cloud 15:00 -0.7 87 43 23 6B NW 2.2 0.7 1023 1381 Overcast 99% cloud 18:00 -2.5 91 47 25 6B NW 1.4 0.4 1023 1154 Overcast 95% cloud 21:00 -3.2 93 54 29 7B NW 0.79 0.8 1024 1068 Overcast 99% cloud Tuesday, 10/11 00:00 -3 93 51 27 7B NW 1.1 1.1 1025 1144 Overcast 99% cloud 03:00 -2.6 92 46 25 6B NW 1.7 0.5 1025 1191 Overcast 95% cloud 06:00 -3.3 93 35 19 5B NW 1.3 1.3 1025 1109 Overcast 98% cloud 09:00 -3.1 84 32 17 5B NW 0.33 0.3 1027 989 Overcast 88% cloud 12:00 -2.9 64 20 11 4B NW 0.22 0.2 1028 < 922 Cloudy 67% cloud 15:00 -2.7 59 13 7 3B NW 0 0 1028 < 922 Partly cloudy 32% cloud 18:00 -3.1 72 14 8 3B NW 0 0 1028 < 922 Partly cloudy 37% cloud 21:00 -2.9 80 18 9 3B NW 0 0 1029 < 922 Cloudy 60% cloud Wednesday, 11/11 00:00 -2.2 80 18 10 3B NW 0 0 1030 1256 Partly cloudy 49% cloud 03:00 -1.3 75 21 11 4B NW 0.05 0 1029 1375 Cloudy 63% cloud 06:00 -0.5 66 27 15 4B NW 0 0 1029 1442 Clear 12% cloud |
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Forecast table times: UTC.
Coordinates: 36.815654°N, 138.9460795°E · Requested elevation: 1489 m. Model terrain: 920 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.