| 01:55 MST |  Clear | -5°C / 23°F | -7°C / 19°F | 86% | 1019 mb (30.09 in) | ESE 11 kph (ESE 6.9 mph) | - | 10SM |
| | KPVU 010855Z 11006KT 10SM CLR M05/M07 A3010 RMK AO1 57010 |
| 01:35 MST |  Clear | -3°C / 27°F | -6°C / 21°F | 80% | 1019 mb (30.09 in) | SE 6 kph (SE 3.5 mph) | - | 10SM |
| | KPVU 010835Z 13003KT 10SM CLR M03/M06 A3010 RMK AO1 |
| 01:15 MST |  Clear | -4°C / 25°F | -6°C / 21°F | 86% | 1019 mb (30.09 in) | ESE 7 kph (ESE 4.6 mph) | - | 10SM |
| | KPVU 010815Z 11004KT 10SM CLR M04/M06 A3010 RMK AO1 |
| 00:55 MST |  Clear | -6°C / 21°F | -8°C / 18°F | 86% | 1019 mb (30.09 in) | E 6 kph (E 3.5 mph) | - | 10SM |
| | KPVU 010755Z 10003KT 10SM CLR M06/M08 A3010 RMK AO1 |
| 00:35 MST |  Clear | -6°C / 21°F | -7°C / 19°F | 93% | 1020 mb (30.12 in) | Calm | - | 10SM |
| | KPVU 010735Z 00000KT 10SM CLR M06/M07 A3011 RMK AO1 |
| 00:15 MST |  Clear | -4°C / 25°F | -7°C / 19°F | 80% | 1020 mb (30.12 in) | Calm | - | 10SM |
| | KPVU 010715Z 00000KT 10SM CLR M04/M07 A3011 RMK AO1 |