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: 45.1296457°N, -78.4836464°E · Requested elevation: 360 m. Model terrain: 407 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 13.3 58 20 11 3B W — — 1019 1886 Partly cloudy 27% cloud 21:00 13.3 44 16 9 3B NW 0.08 0 1020 1883 Clear 2% cloud Saturday, 10/10 00:00 7.3 78 8 4 2B NW 0 0 1022 1886 Clear 0% cloud 03:00 6 84 3 2 1B NW 0.00 0 1026 1748 Clear 1% cloud 06:00 5.2 90 3 2 1B NE 0.00 0 1027 1892 Clear 0% cloud 09:00 3.8 90 5 3 1B E 0 0 1028 2638 Clear 0% cloud 12:00 4 93 9 5 2B SE 0 0 1031 2988 Clear 0% cloud 15:00 11.1 56 13 7 3B SE 0 0 1031 3165 Clear 3% cloud 18:00 14.7 44 14 7 3B S 0 0 1029 3171 Clear 0% cloud 21:00 14.3 53 15 8 3B S 0 0 1027 3174 Overcast 96% cloud Sunday, 11/10 00:00 9.7 74 14 8 3B SE 0 0 1028 3183 Overcast 100% cloud 03:00 9 69 15 8 3B SE 0 0 1027 3185 Overcast 97% cloud 06:00 9.4 78 13 7 3B S 0 0 1025 3177 Overcast 100% cloud 09:00 9 87 12 7 2B S 0.00 0 1024 3169 Overcast 100% cloud 12:00 9.6 87 13 7 3B SE 0 0 1023 3159 Overcast 100% cloud 15:00 14.7 68 12 6 2B S 0 0 1021 3148 Overcast 99% cloud 18:00 18 62 14 8 3B S 0 0 1018 3125 Overcast 99% cloud 21:00 17.6 67 12 7 3B S 0 0 1015 3104 Overcast 91% cloud Monday, 12/10 00:00 12.1 96 10 5 2B SE 0.03 0 1015 3092 Cloudy 76% cloud 03:00 11.9 97 8 4 2B SE 0 0 1013 3082 Overcast 100% cloud 06:00 11.6 99 4 2 1B SW 0 0 1012 3067 Overcast 100% cloud 09:00 11.5 99 5 3 1B SW 0.02 0 1011 3064 Overcast 100% cloud 12:00 11.6 99 8 4 2B W 0.02 0 1011 3065 Overcast 100% cloud 15:00 14.8 87 11 6 2B W 0.02 0 1010 3068 Overcast 100% cloud 18:00 19.5 64 15 8 3B W 0.01 0 1009 3063 Cloudy 78% cloud 21:00 18.4 72 11 6 2B W 0.00 0 1008 3055 Overcast 84% cloud Tuesday, 13/10 00:00 15.1 87 0 0 0B S 1.2 0 1008 3051 Overcast 96% cloud 03:00 13.5 96 6 3 1B E 4.4 0 1008 3047 Overcast 100% cloud 06:00 12.3 98 12 6 2B NE 0.92 0 1008 3035 Overcast 100% cloud 09:00 11 98 11 6 2B NE 0.55 0 1008 3031 Overcast 100% cloud 12:00 10.5 98 10 6 2B NE 0.92 0 1008 3031 Overcast 100% cloud 15:00 11.3 96 10 5 2B E 1.9 0 1008 3029 Overcast 100% cloud 18:00 12.4 88 9 5 2B NE 0.13 0 1008 3025 Overcast 100% cloud 21:00 11.6 86 12 7 2B NE 0.19 0 1008 3023 Overcast 100% cloud Wednesday, 14/10 00:00 9.8 91 12 7 3B NE 0.19 0 1010 3028 Overcast 100% cloud 03:00 9.3 88 10 5 2B N 0.02 0 1012 3027 Overcast 100% cloud 06:00 8.9 85 10 5 2B N 0.00 0 1013 3027 Overcast 100% cloud 09:00 8.6 83 9 5 2B N 0.01 0 1015 3027 Overcast 100% cloud 12:00 7.9 81 9 5 2B N 0.02 0 1016 3031 Overcast 100% cloud 15:00 9 69 10 5 2B N 0.03 0 1017 2687 Overcast 94% cloud 18:00 11.8 48 10 5 2B NW 0 0 1017 2274 Partly cloudy 22% cloud 21:00 12.2 46 10 6 2B NW 0 0 1016 2790 Clear 1% cloud Thursday, 15/10 00:00 7.6 73 10 6 2B NW 0 0 1018 2921 Clear 0% cloud 03:00 6.5 84 8 5 2B W 0 0 1019 2474 Partly cloudy 34% cloud 06:00 8 84 11 6 2B NW 0 0 1020 2747 Overcast 100% cloud 09:00 7.6 68 20 11 4B N 0.00 0 1023 1316 Partly cloudy 30% cloud 12:00 4.8 80 15 8 3B N 0 0 1027 1244 Clear 2% cloud 15:00 8.5 57 18 10 3B N 0 0 1029 1397 Partly cloudy 31% cloud 18:00 10.2 47 14 7 3B NW 0 0 1029 1400 Clear 8% cloud |
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Source: ECMWF · CC BY 4.0 · Processed by Snow Report.
Sir Sam's is a downhill ski area in Ontario, Canada. Mapped terrain includes easy, intermediate, advanced routes. Its mapped lift network extends from approximately 360 to 442 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: 45.1296457°N, -78.4836464°E · Requested elevation: 360 m. Model terrain: 407 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 13.3 58 20 11 3B W — — 1019 1886 Partly cloudy 27% cloud 21:00 13.3 44 16 9 3B NW 0.08 0 1020 1883 Clear 2% cloud Saturday, 10/10 00:00 7.3 78 8 4 2B NW 0 0 1022 1886 Clear 0% cloud 03:00 6 84 3 2 1B NW 0.00 0 1026 1748 Clear 1% cloud 06:00 5.2 90 3 2 1B NE 0.00 0 1027 1892 Clear 0% cloud 09:00 3.8 90 5 3 1B E 0 0 1028 2638 Clear 0% cloud 12:00 4 93 9 5 2B SE 0 0 1031 2988 Clear 0% cloud 15:00 11.1 56 13 7 3B SE 0 0 1031 3165 Clear 3% cloud 18:00 14.7 44 14 7 3B S 0 0 1029 3171 Clear 0% cloud 21:00 14.3 53 15 8 3B S 0 0 1027 3174 Overcast 96% cloud Sunday, 11/10 00:00 9.7 74 14 8 3B SE 0 0 1028 3183 Overcast 100% cloud 03:00 9 69 15 8 3B SE 0 0 1027 3185 Overcast 97% cloud 06:00 9.4 78 13 7 3B S 0 0 1025 3177 Overcast 100% cloud 09:00 9 87 12 7 2B S 0.00 0 1024 3169 Overcast 100% cloud 12:00 9.6 87 13 7 3B SE 0 0 1023 3159 Overcast 100% cloud 15:00 14.7 68 12 6 2B S 0 0 1021 3148 Overcast 99% cloud 18:00 18 62 14 8 3B S 0 0 1018 3125 Overcast 99% cloud 21:00 17.6 67 12 7 3B S 0 0 1015 3104 Overcast 91% cloud Monday, 12/10 00:00 12.1 96 10 5 2B SE 0.03 0 1015 3092 Cloudy 76% cloud 03:00 11.9 97 8 4 2B SE 0 0 1013 3082 Overcast 100% cloud 06:00 11.6 99 4 2 1B SW 0 0 1012 3067 Overcast 100% cloud 09:00 11.5 99 5 3 1B SW 0.02 0 1011 3064 Overcast 100% cloud 12:00 11.6 99 8 4 2B W 0.02 0 1011 3065 Overcast 100% cloud 15:00 14.8 87 11 6 2B W 0.02 0 1010 3068 Overcast 100% cloud 18:00 19.5 64 15 8 3B W 0.01 0 1009 3063 Cloudy 78% cloud 21:00 18.4 72 11 6 2B W 0.00 0 1008 3055 Overcast 84% cloud Tuesday, 13/10 00:00 15.1 87 0 0 0B S 1.2 0 1008 3051 Overcast 96% cloud 03:00 13.5 96 6 3 1B E 4.4 0 1008 3047 Overcast 100% cloud 06:00 12.3 98 12 6 2B NE 0.92 0 1008 3035 Overcast 100% cloud 09:00 11 98 11 6 2B NE 0.55 0 1008 3031 Overcast 100% cloud 12:00 10.5 98 10 6 2B NE 0.92 0 1008 3031 Overcast 100% cloud 15:00 11.3 96 10 5 2B E 1.9 0 1008 3029 Overcast 100% cloud 18:00 12.4 88 9 5 2B NE 0.13 0 1008 3025 Overcast 100% cloud 21:00 11.6 86 12 7 2B NE 0.19 0 1008 3023 Overcast 100% cloud Wednesday, 14/10 00:00 9.8 91 12 7 3B NE 0.19 0 1010 3028 Overcast 100% cloud 03:00 9.3 88 10 5 2B N 0.02 0 1012 3027 Overcast 100% cloud 06:00 8.9 85 10 5 2B N 0.00 0 1013 3027 Overcast 100% cloud 09:00 8.6 83 9 5 2B N 0.01 0 1015 3027 Overcast 100% cloud 12:00 7.9 81 9 5 2B N 0.02 0 1016 3031 Overcast 100% cloud 15:00 9 69 10 5 2B N 0.03 0 1017 2687 Overcast 94% cloud 18:00 11.8 48 10 5 2B NW 0 0 1017 2274 Partly cloudy 22% cloud 21:00 12.2 46 10 6 2B NW 0 0 1016 2790 Clear 1% cloud Thursday, 15/10 00:00 7.6 73 10 6 2B NW 0 0 1018 2921 Clear 0% cloud 03:00 6.5 84 8 5 2B W 0 0 1019 2474 Partly cloudy 34% cloud 06:00 8 84 11 6 2B NW 0 0 1020 2747 Overcast 100% cloud 09:00 7.6 68 20 11 4B N 0.00 0 1023 1316 Partly cloudy 30% cloud 12:00 4.8 80 15 8 3B N 0 0 1027 1244 Clear 2% cloud 15:00 8.5 57 18 10 3B N 0 0 1029 1397 Partly cloudy 31% cloud 18:00 10.2 47 14 7 3B NW 0 0 1029 1400 Clear 8% 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: 45.1262971°N, -78.48618°E · Requested elevation: 442 m. Model terrain: 406 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 12.5 60 21 12 4B W — — 1019 1887 Partly cloudy 27% cloud 21:00 12.7 45 17 9 3B NW 0.08 0 1020 1885 Clear 2% cloud Saturday, 10/10 00:00 7.1 77 9 5 2B NW 0 0 1022 1888 Clear 0% cloud 03:00 5.7 83 4 2 1B NW 0.00 0 1026 1750 Clear 1% cloud 06:00 5 88 3 2 1B NE 0.00 0 1027 1897 Clear 0% cloud 09:00 3.8 88 5 3 1B E 0 0 1028 2640 Clear 0% cloud 12:00 3.9 91 9 5 2B SE 0 0 1031 2991 Clear 0% cloud 15:00 10.5 57 14 8 3B SE 0 0 1031 3165 Clear 3% cloud 18:00 14 45 15 8 3B S 0 0 1029 3171 Clear 0% cloud 21:00 13.6 54 16 9 3B S 0 0 1027 3174 Overcast 96% cloud Sunday, 11/10 00:00 9.6 71 16 9 3B SE 0 0 1028 3183 Overcast 100% cloud 03:00 9 68 18 10 3B S 0 0 1027 3185 Overcast 97% cloud 06:00 9.5 76 16 9 3B S 0 0 1025 3177 Overcast 100% cloud 09:00 9.2 83 14 8 3B S 0.00 0 1024 3169 Overcast 100% cloud 12:00 9.7 83 15 8 3B S 0 0 1023 3159 Overcast 100% cloud 15:00 14.3 68 14 8 3B S 0 0 1021 3148 Overcast 99% cloud 18:00 17.3 64 15 8 3B S 0 0 1018 3125 Overcast 99% cloud 21:00 16.9 69 13 7 3B S 0 0 1015 3104 Overcast 91% cloud Monday, 12/10 00:00 11.8 97 12 6 2B S 0.03 0 1015 3092 Cloudy 76% cloud 03:00 11.6 99 10 6 2B S 0 0 1013 3082 Overcast 100% cloud 06:00 11.3 100 5 3 1B SW 0 0 1012 3067 Overcast 100% cloud 09:00 11.2 100 6 3 1B W 0.02 0 1011 3064 Overcast 100% cloud 12:00 11.3 100 10 5 2B W 0.02 0 1011 3065 Overcast 100% cloud 15:00 14.3 89 12 7 3B W 0.02 0 1010 3068 Overcast 100% cloud 18:00 18.8 66 16 9 3B W 0.01 0 1009 3063 Cloudy 78% cloud 21:00 17.9 73 12 6 2B W 0.00 0 1008 3055 Overcast 84% cloud Tuesday, 13/10 00:00 14.9 87 1 1 1B W 1.2 0 1008 3051 Overcast 96% cloud 03:00 13.3 97 5 3 1B E 4.4 0 1008 3047 Overcast 100% cloud 06:00 12 99 12 6 2B E 0.91 0 1007 3036 Overcast 100% cloud 09:00 10.8 99 11 6 2B E 0.55 0 1008 3031 Overcast 100% cloud 12:00 10.3 99 11 6 2B E 0.92 0 1008 3031 Overcast 100% cloud 15:00 11 97 10 6 2B E 1.9 0 1008 3029 Overcast 100% cloud 18:00 11.8 90 9 5 2B NE 0.13 0 1008 3025 Overcast 100% cloud 21:00 11 88 13 7 3B NE 0.19 0 1008 3023 Overcast 100% cloud Wednesday, 14/10 00:00 9.3 93 14 8 3B NE 0.19 0 1010 3028 Overcast 100% cloud 03:00 8.8 90 12 6 2B NE 0.02 0 1012 3027 Overcast 100% cloud 06:00 8.3 87 11 6 2B N 0.00 0 1013 3027 Overcast 100% cloud 09:00 8 86 10 5 2B N 0.01 0 1015 3027 Overcast 100% cloud 12:00 7.3 84 10 5 2B N 0.02 0 1016 3032 Overcast 100% cloud 15:00 8.3 71 11 6 2B N 0.03 0 1017 2692 Overcast 94% cloud 18:00 11.1 50 11 6 2B NW 0 0 1017 2275 Partly cloudy 21% cloud 21:00 11.6 47 11 6 2B NW 0 0 1016 2790 Clear 0% cloud Thursday, 15/10 00:00 7.4 72 12 7 2B NW 0 0 1018 2921 Clear 0% cloud 03:00 6.3 83 10 6 2B NW 0 0 1019 2478 Partly cloudy 35% cloud 06:00 7.7 85 14 8 3B NW 0 0 1020 2759 Overcast 100% cloud 09:00 7.1 70 22 12 4B N 0.00 0 1023 1318 Partly cloudy 31% cloud 12:00 4.2 82 18 10 3B N 0 0 1027 1245 Clear 2% cloud 15:00 7.8 59 19 11 3B N 0 0 1029 1399 Partly cloudy 30% cloud 18:00 9.5 49 14 8 3B NW 0 0 1029 1402 Clear 8% cloud |
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