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 IFS · Run 2026-10-17 00:00:00 UTC · 10 days · Times: UTC.
Coordinates: 46.7639479°N, -112.328379°E · Requested elevation: 1769 m. Model terrain: 1661 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.
Day Time (UTC) Temp. (°C) Humidity (%) Wind (km/h) Wind (knots) Wind (Bft) Direction Precip. (mm) Snow (cm) Pressure (hPa) Freezing (m) Conditions | Saturday, 17/10 00:00 9.7 49 7 4 2B SW — — 1025 4572 Overcast 94% cloud 03:00 5.3 51 10 5 2B W 0 0 1023 4582 Overcast 87% cloud 06:00 3.6 49 11 6 2B W 0 0 1022 4603 Overcast 86% cloud 09:00 3 51 11 6 2B SW 0 0 1020 4674 Cloudy 70% cloud 12:00 1.8 55 12 6 2B SW 0 0 1020 4709 Cloudy 61% cloud 15:00 4.2 50 13 7 3B SW 0 0 1019 4649 Cloudy 52% cloud 18:00 13 30 14 7 3B SW 0 0 1018 4567 Cloudy 64% cloud 21:00 16.7 23 24 13 4B SW 0 0 1013 4475 Overcast 81% cloud Sunday, 18/10 00:00 13.8 28 19 10 3B W 0 0 1013 4011 Cloudy 72% cloud 03:00 7.3 51 14 8 3B W 0 0 1016 3834 Overcast 84% cloud 06:00 5.1 64 11 6 2B W 0 0 1017 3637 Overcast 80% cloud 09:00 2.5 82 9 5 2B W 0 0 1018 3431 Partly cloudy 49% cloud 12:00 1.4 87 7 4 2B W 0 0 1019 3166 Cloudy 68% cloud 15:00 4.2 79 5 3 1B W 0 0 1020 2983 Overcast 93% cloud 18:00 10.3 54 4 2 1B S 0 0 1019 3129 Partly cloudy 37% cloud 21:00 12.9 42 6 3 2B S 0 0 1016 3231 Clear 1% cloud Monday, 19/10 00:00 10.3 56 3 1 1B S 0 0 1015 3343 Clear 0% cloud 03:00 6.6 65 2 1 1B SW 0 0 1015 3441 Clear 0% cloud 06:00 6.3 63 3 1 1B S 0 0 1015 3525 Clear 1% cloud 09:00 5.4 65 4 2 1B SW 0 0 1014 3587 Clear 10% cloud 12:00 4.1 67 5 3 1B SW 0 0 1014 3573 Partly cloudy 21% cloud 15:00 5.3 66 6 3 2B SW 0 0 1014 3553 Partly cloudy 41% cloud 18:00 12.3 43 6 3 1B S 0 0 1013 3595 Clear 11% cloud 21:00 14.9 37 7 4 2B S 0 0 1010 3652 Partly cloudy 32% cloud Tuesday, 20/10 00:00 11.3 54 3 1 1B S 0 0 1010 3672 Cloudy 67% cloud 03:00 8.6 59 2 1 1B SW 0 0 1011 3685 Overcast 91% cloud 06:00 8.4 57 2 1 1B S 0 0 1011 3647 Overcast 90% cloud 09:00 7 60 3 1 1B SW 0 0 1013 3582 Overcast 82% cloud 12:00 4.7 67 3 2 1B NW 0 0 1014 3510 Cloudy 78% cloud 15:00 4.9 76 6 3 2B N 0 0 1019 3465 Overcast 91% cloud 18:00 8.6 59 6 3 2B NE 0 0 1020 3473 Overcast 80% cloud 21:00 11.1 50 7 4 2B NE 0 0 1018 3472 Overcast 85% cloud Wednesday, 21/10 00:00 8.3 59 4 2 1B NE 0 0 1019 3494 Cloudy 79% cloud 03:00 4.1 74 2 1 1B NW 0 0 1020 3507 Cloudy 54% cloud 06:00 2.9 79 1 0 0B W 0 0 1021 3489 Partly cloudy 40% cloud 09:00 2.9 76 1 1 1B SW 0 0 1020 3515 Partly cloudy 33% cloud 12:00 3.5 74 2 1 1B S 0 0 1019 3519 Partly cloudy 46% cloud 15:00 5 73 4 2 1B SW 0 0 1019 3497 Clear 13% cloud 18:00 11.4 51 5 3 1B S 0 0 1018 3502 Clear 1% cloud 21:00 14.4 44 6 3 2B S 0 0 1015 3518 Clear 6% cloud Thursday, 22/10 00:00 11 63 4 2 1B S 0.00 0 1015 3506 Partly cloudy 21% cloud 03:00 8 69 4 2 1B SW 0.01 0 1015 3489 Cloudy 67% cloud 06:00 6.4 71 5 3 1B SW 0 0 1015 3530 Clear 1% cloud 09:00 4.8 78 5 3 1B SW 0 0 1014 3514 Clear 10% cloud 12:00 4.1 80 5 3 1B SW 0 0 1014 3496 Partly cloudy 39% cloud 15:00 5.8 76 6 3 1B SW 0 0 1014 3472 Clear 4% cloud 18:00 13 50 5 3 1B S 0 0 1013 3459 Clear 6% cloud 21:00 15.1 43 7 4 2B S 0 0 1011 3465 Clear 5% cloud Friday, 23/10 00:00 11.6 60 4 2 1B S 0.02 0 1011 3489 Partly cloudy 48% cloud 06:00 6.4 85 8 4 2B W 0.12 0 1011 3343 Overcast 97% cloud 12:00 6.2 93 14 8 3B W 0.65 0 1012 2987 Overcast 98% cloud 18:00 8.9 66 17 9 3B W 0.32 0 1011 2836 Cloudy 75% cloud Saturday, 24/10 00:00 4.6 54 23 12 4B W 0.10 0 1013 2493 Clear 4% cloud 06:00 -1.8 57 10 6 2B W 0 0 1019 < 1663 Clear 0% cloud 12:00 -4.7 69 7 4 2B W 0 0 1021 < 1663 Clear 12% cloud 18:00 2.4 35 0 0 0B SW 0 0 1020 2048 Cloudy 70% cloud Sunday, 25/10 00:00 2.4 41 6 3 2B E 0 0 1017 2113 Cloudy 76% cloud 06:00 -1.4 76 7 4 2B N 0.12 0 1024 < 1663 Overcast 100% cloud 12:00 -4.4 89 9 5 2B N 2.5 2 1028 < 1663 Overcast 100% cloud 18:00 -4.2 84 6 3 2B N 0.16 0.2 1031 < 1663 Overcast 100% cloud Monday, 26/10 00:00 -4 89 5 3 1B NE 0.03 0 1029 2796 Overcast 98% cloud 06:00 -4.1 91 1 1 1B NE 0.03 0 1029 2690 Overcast 97% cloud 12:00 -3.4 88 2 1 1B S 0.01 0 1027 2543 Overcast 96% cloud 18:00 3.5 63 4 2 1B S 0.00 0 1022 3098 Clear 11% cloud Tuesday, 27/10 00:00 2.7 74 1 1 1B SE 0 0 1019 3096 Cloudy 51% cloud |
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Great Divide Ski Area is a downhill ski area in Montana, United States. Mapped terrain includes easy, intermediate, advanced routes. Its mapped lift network extends from approximately 1769 to 2194 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 IFS · Run 2026-10-17 00:00:00 UTC · 10 days · Times: UTC.
Coordinates: 46.7522589°N, -112.3133391°E · Requested elevation: 1805 m. Model terrain: 1644 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.
Day Time (UTC) Temp. (°C) Humidity (%) Wind (km/h) Wind (knots) Wind (Bft) Direction Precip. (mm) Snow (cm) Pressure (hPa) Freezing (m) Conditions | Saturday, 17/10 00:00 9.8 49 8 4 2B SW — — 1025 4569 Overcast 94% cloud 03:00 5.4 50 11 6 2B W 0 0 1023 4582 Overcast 87% cloud 06:00 3.7 47 12 7 2B W 0 0 1022 4602 Overcast 86% cloud 09:00 3.2 49 13 7 3B W 0 0 1020 4673 Cloudy 70% cloud 12:00 2 52 13 7 3B SW 0 0 1020 4708 Cloudy 61% cloud 15:00 4.3 49 15 8 3B SW 0 0 1019 4648 Cloudy 51% cloud 18:00 12.8 29 16 8 3B SW 0 0 1018 4568 Cloudy 63% cloud 21:00 16.4 23 26 14 4B SW 0 0 1013 4480 Overcast 81% cloud Sunday, 18/10 00:00 13.7 27 21 11 4B W 0 0 1013 4019 Cloudy 72% cloud 03:00 7.2 51 16 8 3B W 0 0 1016 3840 Overcast 86% cloud 06:00 5 63 13 7 3B W 0 0 1017 3642 Overcast 82% cloud 09:00 2.5 81 11 6 2B W 0 0 1018 3439 Cloudy 52% cloud 12:00 1.4 86 8 4 2B W 0 0 1019 3174 Cloudy 72% cloud 15:00 4.1 78 6 3 2B W 0 0 1020 2994 Overcast 93% cloud 18:00 10 54 4 2 1B S 0 0 1019 3135 Partly cloudy 36% cloud 21:00 12.5 43 6 3 2B S 0 0 1016 3236 Clear 1% cloud Monday, 19/10 00:00 10 56 3 2 1B S 0 0 1015 3347 Clear 0% cloud 03:00 6.6 64 4 2 1B SW 0 0 1015 3444 Clear 0% cloud 06:00 6.4 62 4 2 1B SW 0 0 1015 3527 Clear 0% cloud 09:00 5.5 63 5 3 1B SW 0 0 1014 3589 Clear 10% cloud 12:00 4.2 65 6 3 2B SW 0 0 1014 3574 Clear 18% cloud 15:00 5.3 65 7 4 2B SW 0 0 1014 3553 Partly cloudy 40% cloud 18:00 12 43 6 3 2B S 0 0 1013 3595 Clear 9% cloud 21:00 14.4 38 7 4 2B S 0 0 1010 3654 Partly cloudy 33% cloud Tuesday, 20/10 00:00 11 55 4 2 1B SW 0 0 1010 3673 Cloudy 67% cloud 03:00 8.6 58 2 1 1B SW 0 0 1011 3687 Overcast 91% cloud 06:00 8.5 56 2 1 1B SW 0 0 1011 3648 Overcast 90% cloud 09:00 7.1 59 3 2 1B W 0 0 1013 3584 Overcast 82% cloud 12:00 4.8 66 4 2 1B NW 0 0 1014 3510 Cloudy 77% cloud 15:00 4.9 75 6 3 2B N 0 0 1019 3466 Overcast 92% cloud 18:00 8.4 59 6 3 1B NE 0 0 1020 3474 Overcast 80% cloud 21:00 10.8 50 6 3 2B NE 0 0 1018 3473 Overcast 84% cloud Wednesday, 21/10 00:00 8.2 59 4 2 1B NE 0 0 1019 3494 Cloudy 79% cloud 03:00 4.3 73 2 1 1B NW 0 0 1020 3508 Cloudy 58% cloud 06:00 3 77 1 1 1B W 0 0 1021 3489 Partly cloudy 42% cloud 09:00 3.1 75 2 1 1B SW 0 0 1020 3515 Partly cloudy 34% cloud 12:00 3.7 72 3 1 1B S 0 0 1019 3518 Partly cloudy 46% cloud 15:00 5 73 4 2 1B SW 0 0 1019 3496 Clear 9% cloud 18:00 11 52 5 3 1B S 0 0 1018 3500 Clear 0% cloud 21:00 13.9 46 6 3 2B S 0 0 1015 3517 Clear 6% cloud Thursday, 22/10 00:00 10.7 64 4 2 1B SW 0.00 0 1015 3507 Partly cloudy 21% cloud 03:00 8 69 4 2 1B SW 0.01 0 1015 3490 Cloudy 66% cloud 06:00 6.4 71 6 3 1B SW 0 0 1015 3530 Clear 1% cloud 09:00 4.8 77 6 3 2B SW 0 0 1014 3514 Clear 10% cloud 12:00 4.1 79 6 3 1B SW 0 0 1014 3497 Partly cloudy 39% cloud 15:00 5.7 75 6 3 2B SW 0 0 1014 3473 Clear 4% cloud 18:00 12.6 51 5 3 1B S 0 0 1013 3460 Clear 6% cloud 21:00 14.7 44 8 4 2B S 0 0 1011 3467 Clear 5% cloud Friday, 23/10 00:00 11.3 61 5 3 1B S 0.02 0 1011 3492 Partly cloudy 49% cloud 06:00 6.2 85 8 4 2B SW 0.09 0 1011 3347 Overcast 97% cloud 12:00 6.1 93 15 8 3B W 0.57 0 1012 2993 Overcast 98% cloud 18:00 8.7 66 17 9 3B W 0.28 0 1011 2840 Cloudy 78% cloud Saturday, 24/10 00:00 4.5 54 25 13 4B W 0.10 0 1013 2506 Clear 5% cloud 06:00 -1.9 55 11 6 2B W 0 0 1019 < 1646 Clear 0% cloud 12:00 -4.9 67 8 5 2B W 0 0 1021 < 1646 Clear 11% cloud 18:00 2.1 35 1 0 0B SW 0 0 1020 2048 Cloudy 71% cloud Sunday, 25/10 00:00 2.3 41 5 3 1B E 0 0 1017 2121 Cloudy 75% cloud 06:00 -1.4 76 5 3 1B N 0.12 0 1024 < 1646 Overcast 100% cloud 12:00 -4.4 89 7 4 2B N 2.4 1.9 1028 < 1646 Overcast 100% cloud 18:00 -4 84 4 2 1B N 0.12 0.1 1031 < 1646 Overcast 100% cloud Monday, 26/10 00:00 -3.8 88 3 1 1B NE 0.02 0 1029 2789 Overcast 98% cloud 06:00 -3.8 90 1 1 1B S 0.03 0 1029 2680 Overcast 97% cloud 12:00 -3.1 87 4 2 1B SW 0.01 0 1027 2524 Overcast 96% cloud 18:00 3.3 63 5 3 1B S 0.00 0 1022 3098 Clear 12% cloud Tuesday, 27/10 00:00 2.9 73 2 1 1B S 0 0 1019 3096 Cloudy 51% cloud |
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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 IFS · Run 2026-10-17 00:00:00 UTC · 10 days · Times: UTC.
Coordinates: 46.7488984°N, -112.3290925°E · Requested elevation: 2194 m. Model terrain: 1663 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.
Day Time (UTC) Temp. (°C) Humidity (%) Wind (km/h) Wind (knots) Wind (Bft) Direction Precip. (mm) Snow (cm) Pressure (hPa) Freezing (m) Conditions | Saturday, 17/10 00:00 9.1 36 21 11 4B W — — 1025 4570 Overcast 94% cloud 03:00 6.4 33 21 11 4B W 0 0 1023 4581 Overcast 87% cloud 06:00 5.2 31 22 12 4B W 0 0 1022 4602 Overcast 86% cloud 09:00 4.7 32 26 14 4B W 0 0 1021 4673 Cloudy 70% cloud 12:00 3.5 35 29 16 4B W 0 0 1020 4709 Cloudy 60% cloud 15:00 5 35 32 17 5B SW 0 0 1019 4647 Cloudy 51% cloud 18:00 10.7 26 34 18 5B SW 0 0 1018 4566 Cloudy 64% cloud 21:00 13 23 42 23 6B W 0 0 1014 4475 Overcast 81% cloud Sunday, 18/10 00:00 10.8 29 35 19 5B W 0 0 1013 4007 Cloudy 73% cloud 03:00 6.1 48 32 17 5B W 0 0 1016 3832 Overcast 86% cloud 06:00 4.3 56 29 15 4B W 0 0 1017 3638 Overcast 81% cloud 09:00 2.2 71 24 13 4B W 0 0 1018 3435 Cloudy 51% cloud 12:00 1.1 78 18 10 3B W 0 0 1019 3174 Cloudy 70% cloud 15:00 2.7 76 13 7 3B W 0 0 1020 2996 Overcast 93% cloud 18:00 7.1 57 12 6 2B SW 0 0 1019 3136 Partly cloudy 35% cloud 21:00 9 46 13 7 3B SW 0 0 1016 3239 Clear 1% cloud Monday, 19/10 00:00 7.5 57 9 5 2B SW 0 0 1015 3350 Clear 0% cloud 03:00 5.3 63 11 6 2B SW 0 0 1015 3445 Clear 0% cloud 06:00 5.3 60 14 8 3B SW 0 0 1015 3527 Clear 0% cloud 09:00 4.9 58 16 9 3B SW 0 0 1014 3589 Clear 10% cloud 12:00 3.9 54 16 9 3B SW 0 0 1014 3573 Clear 19% cloud 15:00 4.6 55 15 8 3B W 0 0 1014 3553 Partly cloudy 40% cloud 18:00 9.5 42 12 6 2B SW 0 0 1013 3595 Clear 9% cloud 21:00 11.4 38 13 7 3B S 0 0 1010 3654 Partly cloudy 32% cloud Tuesday, 20/10 00:00 9.1 52 9 5 2B SW 0 0 1010 3672 Cloudy 67% cloud 03:00 7.4 53 6 3 2B SW 0 0 1011 3686 Overcast 91% cloud 06:00 7.3 51 6 3 2B SW 0 0 1011 3648 Overcast 90% cloud 09:00 6.1 55 7 4 2B W 0 0 1013 3583 Overcast 83% cloud 12:00 4.4 60 7 4 2B W 0 0 1014 3511 Cloudy 78% cloud 15:00 4.3 68 6 3 2B N 0 0 1019 3465 Overcast 91% cloud 18:00 6.9 56 3 2 1B NE 0 0 1020 3474 Overcast 81% cloud 21:00 8.5 50 2 1 1B E 0 0 1018 3473 Overcast 85% cloud Wednesday, 21/10 00:00 6.7 55 1 0 0B NW 0 0 1019 3495 Cloudy 79% cloud 03:00 3.9 63 1 1 1B W 0 0 1020 3508 Cloudy 56% cloud 06:00 3 68 3 2 1B S 0 0 1021 3489 Partly cloudy 42% cloud 09:00 3 64 6 3 1B SW 0 0 1020 3515 Partly cloudy 34% cloud 12:00 3.4 63 6 3 2B SW 0 0 1019 3518 Partly cloudy 47% cloud 15:00 4.4 66 7 4 2B S 0 0 1019 3496 Clear 10% cloud 18:00 8.6 52 8 5 2B S 0.00 0 1018 3501 Clear 0% cloud 21:00 10.7 48 11 6 2B SW 0.00 0 1015 3516 Clear 6% cloud Thursday, 22/10 00:00 8.4 65 9 5 2B SW 0.00 0 1015 3505 Partly cloudy 21% cloud 03:00 6.3 68 10 5 2B SW 0.01 0 1015 3489 Cloudy 66% cloud 06:00 5.4 68 13 7 3B SW 0 0 1015 3529 Clear 1% cloud 09:00 4.3 72 14 7 3B SW 0 0 1014 3513 Clear 10% cloud 12:00 3.7 72 12 7 3B SW 0 0 1014 3496 Partly cloudy 39% cloud 15:00 4.8 70 12 7 2B SW 0 0 1014 3472 Clear 4% cloud 18:00 9.6 54 11 6 2B SW 0 0 1013 3458 Clear 6% cloud 21:00 11.1 48 12 7 2B SW 0.00 0 1011 3466 Clear 6% cloud Friday, 23/10 00:00 8.8 62 10 5 2B SW 0.02 0 1011 3492 Partly cloudy 50% cloud 06:00 4.9 83 14 8 3B SW 0.12 0 1011 3344 Overcast 97% cloud 12:00 4 94 22 12 4B W 0.64 0 1012 2987 Overcast 98% cloud 18:00 5.4 71 24 13 4B W 0.32 0 1011 2835 Cloudy 78% cloud Saturday, 24/10 00:00 1.9 54 36 19 5B W 0.11 0 1013 2493 Clear 5% cloud 06:00 -3.3 43 21 11 4B W 0 0 1019 < 1666 Clear 0% cloud 12:00 -5.9 52 16 9 3B W 0 0 1021 < 1666 Clear 10% cloud 18:00 -1.3 35 6 3 2B SW 0 0 1020 2050 Cloudy 72% cloud Sunday, 25/10 00:00 -0.5 47 6 3 2B S 0 0 1017 2121 Cloudy 75% cloud 06:00 -2.9 82 8 4 2B SW 0.13 0.1 1024 < 1666 Overcast 100% cloud 12:00 -4.5 89 7 4 2B S 2.4 2.4 1028 < 1666 Overcast 100% cloud 18:00 -3.2 81 12 6 2B SW 0.12 0.1 1030 < 1666 Overcast 100% cloud Monday, 26/10 00:00 -2.3 81 14 7 3B S 0.02 0 1029 2791 Overcast 98% cloud 06:00 -2.2 83 19 10 3B S 0.03 0 1029 2687 Overcast 97% cloud 12:00 -1.5 80 17 9 3B SW 0.01 0 1027 2536 Overcast 96% cloud 18:00 3.3 58 15 8 3B SW 0 0 1022 3098 Clear 11% cloud Tuesday, 27/10 00:00 2.8 69 16 8 3B S 0 0 1018 3096 Cloudy 51% cloud |
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