| 21:15 MST |  Overcast | -14°C / 7°F | -14°C / 7°F | 100% | 1020 mb (30.12 in) | NNW 54 kph (NNW 33.4 mph) | - | 1 3/4SM |
| | KGDV 260415Z AUTO 33029G32KT 1 3/4SM BKN035 OVC044 M14/M14 A3013 RMK AO1 |
| 20:55 MST |  Overcast | -14°C / 7°F | -16°C / 3°F | 85% | 1020 mb (30.12 in) | NW 46 kph (NW 28.8 mph) | - | 1 1/2SM |
| | KGDV 260355Z AUTO 32025G32KT 1 1/2SM SCT035 OVC044 M14/M16 A3013 RMK AO1 |
| 20:35 MST |  Overcast | -14°C / 7°F | -17°C / 1°F | 78% | 1020 mb (30.12 in) | NW 46 kph (NW 28.8 mph) | - | 1 3/4SM |
| | KGDV 260335Z AUTO 32025G31KT 1 3/4SM OVC044 M14/M17 A3013 RMK AO1 |
| 20:15 MST |  Overcast | -14°C / 7°F | -16°C / 3°F | 85% | 1020 mb (30.12 in) | NNW 46 kph (NNW 28.8 mph) | - | 1 1/2SM |
| | KGDV 260315Z AUTO 33025G32KT 1 1/2SM BKN040 OVC047 M14/M16 A3012 RMK AO1 |
| 19:55 MST |  Overcast | -14°C / 7°F | -15°C / 5°F | 92% | 1020 mb (30.12 in) | NNW 46 kph (NNW 28.8 mph) | - | 2SM |
| | KGDV 260255Z AUTO 33025G32KT 2SM OVC043 M14/M15 A3012 RMK AO1 57003 |
| 19:35 MST |  Overcast | -14°C / 7°F | -16°C / 3°F | 85% | 1020 mb (30.12 in) | NW 52 kph (NW 32.2 mph) | - | 1 1/2SM |
| | KGDV 260235Z AUTO 32028G33KT 1 1/2SM OVC045 M14/M16 A3012 RMK AO1 |
| 19:15 MST |  Overcast | -14°C / 7°F | -17°C / 1°F | 78% | 1020 mb (30.12 in) | NW 54 kph (NW 33.4 mph) | - | 1 1/4SM |
| | KGDV 260215Z AUTO 32029G35KT 1 1/4SM OVC045 M14/M17 A3011 RMK AO1 |
| 18:55 MST |  Overcast | -14°C / 7°F | -16°C / 3°F | 85% | 1020 mb (30.12 in) | NNW 56 kph (NNW 34.5 mph) | - | 1SM |
| | KGDV 260155Z AUTO 33030G35KT 1SM OVC047 M14/M16 A3011 RMK AO1 |
| 18:35 MST |  Overcast | -14°C / 7°F | -15°C / 5°F | 92% | 1020 mb (30.12 in) | NNW 54 kph (NNW 33.4 mph) | - | 1 1/4SM |
| | KGDV 260135Z AUTO 33029G36KT 1 1/4SM OVC043 M14/M15 A3011 RMK AO1 |
| 18:15 MST |  Overcast | -14°C / 7°F | -16°C / 3°F | 85% | 1020 mb (30.12 in) | NW 52 kph (NW 32.2 mph) | - | 1 1/2SM |
| | KGDV 260115Z AUTO 32028G33KT 1 1/2SM OVC041 M14/M16 A3012 RMK AO1 |
| 17:55 MST |  Overcast | -14°C / 7°F | -16°C / 3°F | 85% | 1020 mb (30.12 in) | NNW 50 kph (NNW 31.1 mph) | - | 2SM |
| | KGDV 260055Z AUTO 33027G30KT 2SM SCT032 OVC044 M14/M16 A3011 RMK AO1 |
| 17:35 MST |  Overcast | -14°C / 7°F | -16°C / 3°F | 85% | 1020 mb (30.12 in) | NW 44 kph (NW 27.6 mph) | - | 1 3/4SM |
| | KGDV 260035Z AUTO 32024G31KT 1 3/4SM SCT030 BKN038 OVC046 M14/M16 A3012 RMK AO1 |
| 17:15 MST |  Overcast | -14°C / 7°F | -16°C / 3°F | 85% | 1020 mb (30.12 in) | NW 48 kph (NW 29.9 mph) | - | 1 1/2SM |
| | KGDV 260015Z AUTO 32026G32KT 1 1/2SM OVC032 M14/M16 A3012 RMK AO1 |
| 16:55 MST |  Overcast | -14°C / 7°F | -17°C / 1°F | 78% | 1020 mb (30.12 in) | NW 50 kph (NW 31.1 mph) | - | 1 1/4SM |
| | KGDV 252355Z AUTO 32027G31KT 1 1/4SM BKN030 OVC035 M14/M17 A3013 RMK AO1 11140 21170 411401220 52007 |
| 16:35 MST |  Overcast | -14°C / 7°F | -16°C / 3°F | 85% | 1020 mb (30.12 in) | NW 48 kph (NW 29.9 mph) | - | 1/2SM |
| | KGDV 252335Z AUTO 32026G32KT 1/2SM OVC032 M14/M16 A3012 RMK AO1 |
| 16:15 MST |  Overcast | -14°C / 7°F | -17°C / 1°F | 78% | 1020 mb (30.12 in) | NW 48 kph (NW 29.9 mph) | - | 3/4SM |
| | KGDV 252315Z AUTO 32026G31KT 3/4SM BKN023 OVC032 M14/M17 A3013 RMK AO1 |
| 15:55 MST |  Overcast | -14°C / 7°F | -17°C / 1°F | 78% | 1021 mb (30.15 in) | NW 46 kph (NW 28.8 mph) | - | 1SM |
| | KGDV 252255Z AUTO 32025G29KT 1SM OVC023 M14/M17 A3014 RMK AO1 |
| 15:35 MST |  Overcast | -14°C / 7°F | -16°C / 3°F | 85% | 1020 mb (30.12 in) | NW 48 kph (NW 29.9 mph) | - | 1 1/4SM |
| | KGDV 252235Z AUTO 32026G29KT 1 1/4SM BKN024 OVC036 M14/M16 A3013 RMK AO1 |
| 15:15 MST |  Overcast | -14°C / 7°F | -17°C / 1°F | 78% | 1020 mb (30.12 in) | NW 46 kph (NW 28.8 mph) | - | 3/4SM |
| | KGDV 252215Z AUTO 32025G29KT 3/4SM OVC017 M14/M17 A3013 RMK AO1 |
| 14:55 MST |  Overcast | -15°C / 5°F | -17°C / 1°F | 85% | 1020 mb (30.12 in) | NW 50 kph (NW 31.1 mph) | - | 1/2SM |
| | KGDV 252155Z AUTO 32027KT 1/2SM OVC015 M15/M17 A3012 RMK AO1 |
| 14:35 MST |  Overcast | -15°C / 5°F | -18°C / 0°F | 78% | 1020 mb (30.12 in) | NW 50 kph (NW 31.1 mph) | - | 1/2SM |
| | KGDV 252135Z AUTO 32027G32KT 1/2SM OVC015 M15/M18 A3013 RMK AO1 |
| 14:15 MST |  Overcast | -16°C / 3°F | -17°C / 1°F | 92% | 1020 mb (30.12 in) | NNW 50 kph (NNW 31.1 mph) | - | 1/2SM |
| | KGDV 252115Z AUTO 33027G32KT 1/2SM OVC017 M16/M17 A3011 RMK AO1 |
| 13:55 MST |  Overcast | -16°C / 3°F | -17°C / 1°F | 92% | 1020 mb (30.12 in) | NNW 48 kph (NNW 29.9 mph) | - | 1/2SM |
| | KGDV 252055Z AUTO 33026G32KT 1/2SM BKN014 OVC019 M16/M17 A3011 RMK AO1 57010 |
| 13:35 MST |  Overcast | -16°C / 3°F | -18°C / 0°F | 85% | 1020 mb (30.12 in) | NNW 52 kph (NNW 32.2 mph) | - | 1/2SM |
| | KGDV 252035Z AUTO 33028G32KT 1/2SM OVC012 M16/M18 A3011 RMK AO1 |
| 13:15 MST |  Overcast | -16°C / 3°F | -18°C / 0°F | 85% | 1019 mb (30.09 in) | NW 52 kph (NW 32.2 mph) | - | 1/2SM |
| | KGDV 252015Z AUTO 32028G34KT 1/2SM OVC010 M16/M18 A3010 RMK AO1 |
| 12:55 MST |  Overcast | -16°C / 3°F | -17°C / 1°F | 92% | 1019 mb (30.09 in) | NW 46 kph (NW 28.8 mph) | - | 1/2SM |
| | KGDV 251955Z AUTO 32025KT 1/2SM OVC010 M16/M17 A3010 RMK AO1 |
| 12:35 MST |  Overcast | -16°C / 3°F | -18°C / 0°F | 85% | 1020 mb (30.12 in) | NW 46 kph (NW 28.8 mph) | - | 1/2SM |
| | KGDV 251935Z AUTO 32025G30KT 1/2SM OVC010 M16/M18 A3011 RMK AO1 |
| 12:15 MST |  Overcast | -17°C / 1°F | -18°C / 0°F | 92% | 1020 mb (30.12 in) | NW 50 kph (NW 31.1 mph) | - | 1/2SM |
| | KGDV 251915Z AUTO 32027G30KT 1/2SM OVC013 M17/M18 A3011 RMK AO1 |
| 11:55 MST |  Overcast | -17°C / 1°F | -19°C / -2°F | 85% | 1020 mb (30.12 in) | NW 44 kph (NW 27.6 mph) | - | 3/4SM |
| | KGDV 251855Z AUTO 32024G29KT 3/4SM OVC019 M17/M19 A3013 RMK AO1 |
| 11:35 MST |  Overcast | -17°C / 1°F | -18°C / 0°F | 92% | 1020 mb (30.12 in) | NW 43 kph (NW 26.5 mph) | - | 1SM |
| | KGDV 251835Z AUTO 32023G27KT 1SM OVC019 M17/M18 A3013 RMK AO1 |
| 11:15 MST |  Overcast | -17°C / 1°F | -19°C / -2°F | 85% | 1020 mb (30.12 in) | NW 46 kph (NW 28.8 mph) | - | 3/4SM |
| | KGDV 251815Z AUTO 32025G30KT 3/4SM OVC019 M17/M19 A3013 RMK AO1 |
| 10:55 MST |  Overcast | -17°C / 1°F | -19°C / -2°F | 85% | 1021 mb (30.15 in) | NW 44 kph (NW 27.6 mph) | - | 3/4SM |
| | KGDV 251755Z AUTO 32024G29KT 3/4SM OVC021 M17/M19 A3014 RMK AO1 11170 21190 54000 |
| 10:35 MST |  Overcast | -17°C / 1°F | -19°C / -2°F | 85% | 1021 mb (30.15 in) | NW 44 kph (NW 27.6 mph) | - | 3/4SM |
| | KGDV 251735Z AUTO 32024G30KT 3/4SM BKN022 OVC028 M17/M19 A3014 RMK AO1 |
| 10:15 MST |  Overcast | -17°C / 1°F | -19°C / -2°F | 85% | 1021 mb (30.15 in) | NW 46 kph (NW 28.8 mph) | - | 1/2SM |
| | KGDV 251715Z AUTO 32025G31KT 1/2SM OVC018 M17/M19 A3014 RMK AO1 |
| 09:55 MST |  Overcast | -17°C / 1°F | -19°C / -2°F | 85% | 1021 mb (30.15 in) | NW 50 kph (NW 31.1 mph) | - | 1/4SM |
| | KGDV 251655Z AUTO 32027G32KT 1/4SM OVC018 M17/M19 A3014 RMK AO1 |
| 09:35 MST |  Overcast | -18°C / 0°F | -20°C / -4°F | 84% | 1021 mb (30.15 in) | NW 43 kph (NW 26.5 mph) | - | 1/2SM |
| | KGDV 251635Z AUTO 32023G29KT 1/2SM OVC015 M18/M20 A3015 RMK AO1 |
| 09:15 MST |  Overcast | -18°C / 0°F | -20°C / -4°F | 84% | 1021 mb (30.15 in) | NW 44 kph (NW 27.6 mph) | - | 1/2SM |
| | KGDV 251615Z AUTO 32024G30KT 1/2SM OVC015 M18/M20 A3015 RMK AO1 |
| 08:55 MST |  Overcast | -18°C / 0°F | -21°C / -6°F | 78% | 1021 mb (30.15 in) | NW 41 kph (NW 25.3 mph) | - | 3/4SM |
| | KGDV 251555Z AUTO 32022KT 3/4SM OVC020 M18/M21 A3015 RMK AO1 |
| 08:35 MST |  Overcast | -18°C / 0°F | -21°C / -6°F | 78% | 1021 mb (30.15 in) | NW 37 kph (NW 23 mph) | - | 3/4SM |
| | KGDV 251535Z AUTO 32020G27KT 3/4SM OVC018 M18/M21 A3015 RMK AO1 |
| 08:15 MST |  Overcast | -18°C / 0°F | -20°C / -4°F | 84% | 1021 mb (30.15 in) | NW 39 kph (NW 24.2 mph) | - | 3/4SM |
| | KGDV 251515Z AUTO 32021G27KT 3/4SM OVC018 M18/M20 A3014 RMK AO1 |
| 07:55 MST |  Overcast | -18°C / 0°F | -21°C / -6°F | 78% | 1021 mb (30.15 in) | NW 33 kph (NW 20.7 mph) | - | 1SM |
| | KGDV 251455Z AUTO 32018G24KT 1SM OVC020 M18/M21 A3014 RMK AO1 54000 |
| 07:35 MST |  Overcast | -18°C / 0°F | -21°C / -6°F | 78% | 1021 mb (30.15 in) | NW 35 kph (NW 21.9 mph) | - | 2 1/2SM |
| | KGDV 251435Z AUTO 32019G27KT 2 1/2SM OVC026 M18/M21 A3014 RMK AO1 |
| 07:15 MST |  Overcast | -18°C / 0°F | -21°C / -6°F | 78% | 1021 mb (30.15 in) | NNW 33 kph (NNW 20.7 mph) | - | 6SM |
| | KGDV 251415Z AUTO 33018G24KT 6SM BKN030 OVC038 M18/M21 A3014 RMK AO1 |
| 06:55 MST |  Overcast | -18°C / 0°F | -21°C / -6°F | 78% | 1020 mb (30.12 in) | NW 41 kph (NW 25.3 mph) | - | 5SM |
| | KGDV 251355Z AUTO 32022G28KT 5SM OVC040 M18/M21 A3013 RMK AO1 |
| 06:35 MST |  Overcast | -18°C / 0°F | -21°C / -6°F | 78% | 1020 mb (30.12 in) | NW 39 kph (NW 24.2 mph) | - | 7SM |
| | KGDV 251335Z AUTO 32021KT 7SM OVC042 M18/M21 A3013 RMK AO1 |
| 06:15 MST |  Overcast | -19°C / -2°F | -22°C / -8°F | 77% | 1021 mb (30.15 in) | NW 37 kph (NW 23 mph) | - | 9SM |
| | KGDV 251315Z AUTO 32020G25KT 9SM OVC044 M19/M22 A3014 RMK AO1 |
| 05:55 MST |  Overcast | -19°C / -2°F | -21°C / -6°F | 84% | 1020 mb (30.12 in) | NW 41 kph (NW 25.3 mph) | - | 6SM |
| | KGDV 251255Z AUTO 32022G26KT 6SM OVC044 M19/M21 A3013 RMK AO1 |
| 05:35 MST |  Overcast | -19°C / -2°F | -23°C / -9°F | 71% | 1020 mb (30.12 in) | NW 39 kph (NW 24.2 mph) | - | 10SM |
| | KGDV 251235Z AUTO 32021G25KT 10SM OVC042 M19/M23 A3013 RMK AO1 |
| 05:15 MST |  Overcast | -19°C / -2°F | -22°C / -8°F | 77% | 1021 mb (30.15 in) | NW 35 kph (NW 21.9 mph) | - | 10SM |
| | KGDV 251215Z AUTO 32019KT 10SM OVC044 M19/M22 A3014 RMK AO1 |
| 04:55 MST |  Overcast | -19°C / -2°F | -23°C / -9°F | 71% | 1021 mb (30.15 in) | NW 37 kph (NW 23 mph) | - | 10SM |
| | KGDV 251155Z AUTO 32020KT 10SM OVC046 M19/M23 A3014 RMK AO1 11180 21200 52003 |
| 04:35 MST |  Overcast | -19°C / -2°F | -27°C / -17°F | 49% | 1021 mb (30.15 in) | NNW 33 kph (NNW 20.7 mph) | - | 10SM |
| | KGDV 251135Z AUTO 33018KT 10SM OVC046 M19/M27 A3014 RMK AO1 |
| 04:15 MST |  Overcast | -19°C / -2°F | N/A | N/A | 1021 mb (30.15 in) | NNW 28 kph (NNW 17.3 mph) | - | 10SM |
| | KGDV 251115Z AUTO 33015KT 10SM OVC046 M19/ A3014 RMK AO1 |
| 03:55 MST |  Overcast | -19°C / -2°F | -24°C / -11°F | 65% | 1021 mb (30.15 in) | NNW 32 kph (NNW 19.6 mph) | - | 10SM |
| | KGDV 251055Z AUTO 33017G20KT 10SM OVC048 M19/M24 A3014 RMK AO1 |
| 03:35 MST |  Overcast | -19°C / -2°F | -24°C / -11°F | 65% | 1021 mb (30.15 in) | NNW 32 kph (NNW 19.6 mph) | - | 10SM |
| | KGDV 251035Z AUTO 33017KT 10SM SCT048 SCT055 OVC110 M19/M24 A3014 RMK AO1 |
| 03:15 MST |  Mostly Cloudy | -19°C / -2°F | -26°C / -15°F | 54% | 1020 mb (30.12 in) | NNW 33 kph (NNW 20.7 mph) | - | 10SM |
| | KGDV 251015Z AUTO 33018KT 10SM BKN120 M19/M26 A3013 RMK AO1 |
| 02:55 MST |  Mostly Cloudy | -20°C / -4°F | -23°C / -9°F | 77% | 1020 mb (30.12 in) | NNW 37 kph (NNW 23 mph) | - | 8SM |
| | KGDV 250955Z AUTO 33020KT 8SM BKN110 M20/M23 A3013 RMK AO1 |
| 02:35 MST |  Mostly Cloudy | -19°C / -2°F | -26°C / -15°F | 54% | 1020 mb (30.12 in) | NW 39 kph (NW 24.2 mph) | - | 8SM |
| | KGDV 250935Z AUTO 32021G25KT 8SM BKN110 M19/M26 A3013 RMK AO1 |
| 02:15 MST |  Mostly Cloudy | -19°C / -2°F | -25°C / -13°F | 59% | 1021 mb (30.15 in) | NW 32 kph (NW 19.6 mph) | - | 10SM |
| | KGDV 250915Z AUTO 32017KT 10SM BKN110 M19/M25 A3014 RMK AO1 |
| 01:55 MST |  Overcast | -19°C / -2°F | -26°C / -15°F | 54% | 1020 mb (30.12 in) | NNW 37 kph (NNW 23 mph) | - | 10SM |
| | KGDV 250855Z AUTO 33020KT 10SM OVC110 M19/M26 A3013 RMK AO1 57010 |
| 01:35 MST |  Mostly Cloudy | -19°C / -2°F | -26°C / -15°F | 54% | 1020 mb (30.12 in) | NNW 35 kph (NNW 21.9 mph) | - | 9SM |
| | KGDV 250835Z AUTO 33019KT 9SM BKN110 M19/M26 A3013 RMK AO1 |
| 01:15 MST |  Mostly Cloudy | -19°C / -2°F | -24°C / -11°F | 65% | 1020 mb (30.12 in) | NW 41 kph (NW 25.3 mph) | - | 5SM |
| | KGDV 250815Z AUTO 32022KT 5SM FEW029 BKN037 M19/M24 A3012 RMK AO1 |
| 00:55 MST |  Overcast | -18°C / 0°F | -23°C / -9°F | 65% | 1020 mb (30.12 in) | NNW 41 kph (NNW 25.3 mph) | - | 2 1/2SM |
| | KGDV 250755Z AUTO 33022G26KT 2 1/2SM FEW023 OVC028 M18/M23 A3012 RMK AO1 |
| 00:35 MST |  Overcast | -18°C / 0°F | -22°C / -8°F | 71% | 1020 mb (30.12 in) | NW 39 kph (NW 24.2 mph) | - | 2 1/2SM |
| | KGDV 250735Z AUTO 32021G25KT 2 1/2SM OVC028 M18/M22 A3012 RMK AO1 |
| 00:15 MST |  Overcast | -18°C / 0°F | -29°C / -20°F | 38% | 1020 mb (30.12 in) | NW 37 kph (NW 23 mph) | - | 2 1/2SM |
| | KGDV 250715Z AUTO 32020G25KT 2 1/2SM OVC030 M18/M29 A3012 RMK AO1 |