| 17:15 MST |  Overcast | -9°C / 16°F | -14°C / 7°F | 67% | 1023 mb (30.21 in) | NW 44 kph (NW 27.6 mph) | - | 9SM |
| | KSDY 270015Z AUTO 31024KT 9SM OVC030 M09/M14 A3021 RMK AO1 |
| 16:55 MST |  Overcast | -9°C / 16°F | -14°C / 7°F | 67% | 1024 mb (30.24 in) | NW 37 kph (NW 23 mph) | - | 10SM |
| | KSDY 262355Z AUTO 31020KT 10SM OVC032 M09/M14 A3023 RMK AO1 11090 21120 410901140 52014 |
| 16:35 MST |  Overcast | -9°C / 16°F | -13°C / 9°F | 73% | 1024 mb (30.24 in) | NW 33 kph (NW 20.7 mph) | - | 10SM |
| | KSDY 262335Z AUTO 31018KT 10SM OVC034 M09/M13 A3023 RMK AO1 |
| 16:15 MST |  Overcast | -9°C / 16°F | -14°C / 7°F | 67% | 1024 mb (30.24 in) | NW 26 kph (NW 16.1 mph) | - | 10SM |
| | KSDY 262315Z AUTO 30014KT 10SM OVC036 M09/M14 A3023 RMK AO1 |
| 15:55 MST |  Overcast | -10°C / 14°F | -14°C / 7°F | 73% | 1024 mb (30.24 in) | NW 28 kph (NW 17.3 mph) | - | 10SM |
| | KSDY 262255Z AUTO 31015KT 10SM OVC036 M10/M14 A3023 RMK AO1 |
| 15:35 MST |  Overcast | -10°C / 14°F | -14°C / 7°F | 73% | 1023 mb (30.21 in) | NW 39 kph (NW 24.2 mph) | - | 10SM |
| | KSDY 262235Z AUTO 30021KT 10SM OVC038 M10/M14 A3021 RMK AO1 |
| 15:15 MST |  Overcast | -10°C / 14°F | -14°C / 7°F | 73% | 1023 mb (30.21 in) | NW 37 kph (NW 23 mph) | - | 10SM |
| | KSDY 262215Z AUTO 31020KT 10SM OVC038 M10/M14 A3022 RMK AO1 |
| 14:55 MST |  Overcast | -10°C / 14°F | -14°C / 7°F | 73% | 1023 mb (30.21 in) | NW 35 kph (NW 21.9 mph) | - | 10SM |
| | KSDY 262155Z AUTO 32019KT 10SM OVC038 M10/M14 A3022 RMK AO1 |
| 14:35 MST |  Overcast | -10°C / 14°F | -14°C / 7°F | 73% | 1023 mb (30.21 in) | NW 41 kph (NW 25.3 mph) | - | 5SM |
| | KSDY 262135Z AUTO 31022KT 5SM OVC038 M10/M14 A3020 RMK AO1 |
| 14:15 MST |  Overcast | -10°C / 14°F | -14°C / 7°F | 73% | 1023 mb (30.21 in) | NW 43 kph (NW 26.5 mph) | - | 4SM |
| | KSDY 262115Z AUTO 32023G30KT 4SM OVC036 M10/M14 A3020 RMK AO1 |
| 13:55 MST |  Overcast | -10°C / 14°F | -14°C / 7°F | 73% | 1022 mb (30.18 in) | NW 44 kph (NW 27.6 mph) | - | 3SM |
| | KSDY 262055Z AUTO 31024G30KT 3SM OVC038 M10/M14 A3019 RMK AO1 57007 |
| 13:35 MST |  Overcast | -10°C / 14°F | -14°C / 7°F | 73% | 1022 mb (30.18 in) | NW 44 kph (NW 27.6 mph) | - | 3SM |
| | KSDY 262035Z AUTO 31024G31KT 3SM OVC040 M10/M14 A3019 RMK AO1 |
| 13:15 MST |  Overcast | -11°C / 12°F | -14°C / 7°F | 79% | 1023 mb (30.21 in) | NW 41 kph (NW 25.3 mph) | - | 6SM |
| | KSDY 262015Z AUTO 32022G28KT 6SM OVC040 M11/M14 A3020 RMK AO1 |
| 12:55 MST |  Overcast | -11°C / 12°F | -15°C / 5°F | 73% | 1023 mb (30.21 in) | NW 44 kph (NW 27.6 mph) | - | 5SM |
| | KSDY 261955Z AUTO 32024G27KT 5SM OVC042 M11/M15 A3020 RMK AO1 |
| 12:35 MST |  Overcast | -12°C / 10°F | -16°C / 3°F | 72% | 1023 mb (30.21 in) | NW 39 kph (NW 24.2 mph) | - | 10SM |
| | KSDY 261935Z AUTO 31021G24KT 10SM OVC042 M12/M16 A3020 RMK AO1 |
| 12:15 MST |  Overcast | -12°C / 10°F | -16°C / 3°F | 72% | 1023 mb (30.21 in) | NW 37 kph (NW 23 mph) | - | 8SM |
| | KSDY 261915Z AUTO 31020G24KT 8SM BKN046 OVC050 M12/M16 A3021 RMK AO1 |
| 11:55 MST |  Overcast | -12°C / 10°F | -16°C / 3°F | 72% | 1023 mb (30.21 in) | NW 43 kph (NW 26.5 mph) | - | 3SM |
| | KSDY 261855Z AUTO 32023G30KT 3SM OVC050 M12/M16 A3020 RMK AO1 |
| 11:35 MST |  Overcast | -12°C / 10°F | -16°C / 3°F | 72% | 1023 mb (30.21 in) | NW 41 kph (NW 25.3 mph) | - | 5SM |
| | KSDY 261835Z AUTO 31022KT 5SM OVC050 M12/M16 A3020 RMK AO1 |
| 11:15 MST |  Overcast | -12°C / 10°F | -16°C / 3°F | 72% | 1023 mb (30.21 in) | NW 44 kph (NW 27.6 mph) | - | 2 1/2SM |
| | KSDY 261815Z AUTO 32024G31KT 2 1/2SM OVC050 M12/M16 A3021 RMK AO1 |
| 10:55 MST |  Overcast | -12°C / 10°F | -16°C / 3°F | 72% | 1023 mb (30.21 in) | NW 41 kph (NW 25.3 mph) | - | 2 1/2SM |
| | KSDY 261755Z AUTO 32022G29KT 2 1/2SM FEW020 BKN048 OVC055 M12/M16 A3021 RMK AO1 11120 21140 57003 |
| 10:35 MST |  Overcast | -12°C / 10°F | -16°C / 3°F | 72% | 1023 mb (30.21 in) | NW 44 kph (NW 27.6 mph) | - | 3SM |
| | KSDY 261735Z AUTO 32024G30KT 3SM BKN020 BKN034 OVC055 M12/M16 A3022 RMK AO1 |
| 10:15 MST |  Overcast | -12°C / 10°F | -16°C / 3°F | 72% | 1023 mb (30.21 in) | NW 41 kph (NW 25.3 mph) | - | 6SM |
| | KSDY 261715Z AUTO 32022G30KT 6SM BKN018 OVC055 M12/M16 A3022 RMK AO1 |
| 09:55 MST |  Overcast | -13°C / 9°F | -16°C / 3°F | 78% | 1023 mb (30.21 in) | NW 43 kph (NW 26.5 mph) | - | 5SM |
| | KSDY 261655Z AUTO 32023G26KT 5SM BKN018 OVC036 M13/M16 A3022 RMK AO1 |
| 09:35 MST |  Overcast | -13°C / 9°F | -16°C / 3°F | 78% | 1023 mb (30.21 in) | NW 41 kph (NW 25.3 mph) | - | 2 1/2SM |
| | KSDY 261635Z AUTO 32022G29KT 2 1/2SM BKN020 BKN026 OVC036 M13/M16 A3022 RMK AO1 |
| 09:15 MST |  Overcast | -13°C / 9°F | -17°C / 1°F | 72% | 1023 mb (30.21 in) | NW 44 kph (NW 27.6 mph) | - | 3SM |
| | KSDY 261615Z AUTO 32024G28KT 3SM OVC020 M13/M17 A3022 RMK AO1 |
| 08:55 MST |  Overcast | -13°C / 9°F | -17°C / 1°F | 72% | 1023 mb (30.21 in) | NW 41 kph (NW 25.3 mph) | - | 5SM |
| | KSDY 261555Z AUTO 32022G25KT 5SM OVC020 M13/M17 A3022 RMK AO1 |
| 08:35 MST |  Overcast | -13°C / 9°F | -16°C / 3°F | 78% | 1023 mb (30.21 in) | NW 39 kph (NW 24.2 mph) | - | 6SM |
| | KSDY 261535Z AUTO 32021G26KT 6SM OVC018 M13/M16 A3022 RMK AO1 |
| 08:15 MST |  Overcast | -13°C / 9°F | -17°C / 1°F | 72% | 1023 mb (30.21 in) | NW 35 kph (NW 21.9 mph) | - | 9SM |
| | KSDY 261515Z AUTO 32019G24KT 9SM OVC016 M13/M17 A3022 RMK AO1 |
| 07:55 MST |  Overcast | -13°C / 9°F | -17°C / 1°F | 72% | 1023 mb (30.21 in) | NW 37 kph (NW 23 mph) | - | 9SM |
| | KSDY 261455Z AUTO 32020KT 9SM OVC016 M13/M17 A3022 RMK AO1 54000 |
| 07:35 MST |  Overcast | -13°C / 9°F | -17°C / 1°F | 72% | 1023 mb (30.21 in) | NW 41 kph (NW 25.3 mph) | - | 5SM |
| | KSDY 261435Z AUTO 31022G28KT 5SM OVC017 M13/M17 A3022 RMK AO1 |
| 07:15 MST |  Overcast | -14°C / 7°F | -18°C / 0°F | 72% | 1023 mb (30.21 in) | NW 41 kph (NW 25.3 mph) | - | 7SM |
| | KSDY 261415Z AUTO 31022G27KT 7SM OVC015 M14/M18 A3021 RMK AO1 |
| 06:55 MST |  Overcast | -14°C / 7°F | -17°C / 1°F | 78% | 1023 mb (30.21 in) | NW 44 kph (NW 27.6 mph) | - | 5SM |
| | KSDY 261355Z AUTO 31024KT 5SM BKN013 OVC018 M14/M17 A3020 RMK AO1 |
| 06:35 MST |  Overcast | -14°C / 7°F | -18°C / 0°F | 72% | 1023 mb (30.21 in) | NW 37 kph (NW 23 mph) | - | 9SM |
| | KSDY 261335Z AUTO 31020KT 9SM OVC015 M14/M18 A3021 RMK AO1 |
| 06:15 MST |  Overcast | -14°C / 7°F | -17°C / 1°F | 78% | 1023 mb (30.21 in) | NW 37 kph (NW 23 mph) | - | 10SM |
| | KSDY 261315Z AUTO 32020G24KT 10SM OVC015 M14/M17 A3022 RMK AO1 |
| 05:55 MST |  Overcast | -14°C / 7°F | -18°C / 0°F | 72% | 1024 mb (30.24 in) | NNW 26 kph (NNW 16.1 mph) | - | 10SM |
| | KSDY 261255Z AUTO 33014G21KT 10SM OVC017 M14/M18 A3023 RMK AO1 |
| 05:35 MST |  Overcast | -14°C / 7°F | -18°C / 0°F | 72% | 1024 mb (30.24 in) | NNW 22 kph (NNW 13.8 mph) | - | 10SM |
| | KSDY 261235Z AUTO 34012G22KT 10SM OVC017 M14/M18 A3023 RMK AO1 |
| 05:15 MST |  Overcast | -13°C / 9°F | -17°C / 1°F | 72% | 1024 mb (30.24 in) | NNW 24 kph (NNW 15 mph) | - | 10SM |
| | KSDY 261215Z AUTO 33013G18KT 10SM OVC017 M13/M17 A3023 RMK AO1 |
| 04:55 MST |  Overcast | -13°C / 9°F | -17°C / 1°F | 72% | 1023 mb (30.21 in) | NW 26 kph (NW 16.1 mph) | - | 10SM |
| | KSDY 261155Z AUTO 32014G23KT 10SM OVC017 M13/M17 A3022 RMK AO1 11110 21130 52014 |
| 04:35 MST |  Overcast | -13°C / 9°F | -17°C / 1°F | 72% | 1024 mb (30.24 in) | NW 22 kph (NW 13.8 mph) | - | 10SM |
| | KSDY 261135Z AUTO 32012G19KT 10SM OVC015 M13/M17 A3023 RMK AO1 |
| 04:15 MST |  Overcast | -13°C / 9°F | -17°C / 1°F | 72% | 1023 mb (30.21 in) | NNW 35 kph (NNW 21.9 mph) | - | 9SM |
| | KSDY 261115Z AUTO 33019KT 9SM OVC013 M13/M17 A3022 RMK AO1 |
| 03:55 MST |  Overcast | -13°C / 9°F | -17°C / 1°F | 72% | 1023 mb (30.21 in) | NNW 37 kph (NNW 23 mph) | - | 9SM |
| | KSDY 261055Z AUTO 33020KT 9SM OVC013 M13/M17 A3021 RMK AO1 |
| 03:35 MST |  Overcast | -13°C / 9°F | -17°C / 1°F | 72% | 1023 mb (30.21 in) | NNW 43 kph (NNW 26.5 mph) | - | 5SM |
| | KSDY 261035Z AUTO 33023G27KT 5SM OVC013 M13/M17 A3021 RMK AO1 |
| 03:15 MST |  Overcast | -13°C / 9°F | -17°C / 1°F | 72% | 1023 mb (30.21 in) | NNW 43 kph (NNW 26.5 mph) | - | 4SM |
| | KSDY 261015Z AUTO 33023G28KT 4SM SCT011 OVC021 M13/M17 A3020 RMK AO1 |
| 02:55 MST |  Overcast | -13°C / 9°F | -17°C / 1°F | 72% | 1023 mb (30.21 in) | NNW 48 kph (NNW 29.9 mph) | - | 3SM |
| | KSDY 260955Z AUTO 33026KT 3SM OVC019 M13/M17 A3020 RMK AO1 |
| 02:35 MST |  Overcast | -13°C / 9°F | -16°C / 3°F | 78% | 1023 mb (30.21 in) | NNW 44 kph (NNW 27.6 mph) | - | 3SM |
| | KSDY 260935Z AUTO 33024G30KT 3SM OVC017 M13/M16 A3020 RMK AO1 |
| 02:15 MST |  Overcast | -12°C / 10°F | -16°C / 3°F | 72% | 1022 mb (30.18 in) | NW 48 kph (NW 29.9 mph) | - | 3SM |
| | KSDY 260915Z AUTO 32026G30KT 3SM OVC017 M12/M16 A3019 RMK AO1 |
| 01:55 MST |  Overcast | -12°C / 10°F | -16°C / 3°F | 72% | 1022 mb (30.18 in) | NNW 54 kph (NNW 33.4 mph) | - | 1 1/4SM |
| | KSDY 260855Z AUTO 33029G34KT 1 1/4SM OVC017 M12/M16 A3018 RMK AO1 54000 |
| 01:35 MST |  Overcast | -12°C / 10°F | -16°C / 3°F | 72% | 1022 mb (30.18 in) | NNW 54 kph (NNW 33.4 mph) | - | 1 1/4SM |
| | KSDY 260835Z AUTO 33029G34KT 1 1/4SM OVC017 M12/M16 A3017 RMK AO1 |
| 01:15 MST |  Overcast | -12°C / 10°F | -16°C / 3°F | 72% | 1022 mb (30.18 in) | NNW 46 kph (NNW 28.8 mph) | - | 2SM |
| | KSDY 260815Z AUTO 33025G30KT 2SM OVC017 M12/M16 A3018 RMK AO1 |
| 00:55 MST |  Overcast | -12°C / 10°F | -16°C / 3°F | 72% | 1022 mb (30.18 in) | NW 50 kph (NW 31.1 mph) | - | 1 1/2SM |
| | KSDY 260755Z AUTO 32027G33KT 1 1/2SM OVC015 M12/M16 A3017 RMK AO1 |
| 00:35 MST |  Overcast | -11°C / 12°F | -16°C / 3°F | 67% | 1022 mb (30.18 in) | NNW 41 kph (NNW 25.3 mph) | - | 2SM |
| | KSDY 260735Z AUTO 33022G29KT 2SM OVC015 M11/M16 A3017 RMK AO1 |