| 08:48 MST |  Partly Cloudy | -12°C / 10°F | -13°C / 9°F | 92% | 1025 mb (30.27 in) | SE 13 kph (SE 8.1 mph) | - | 15SM |
| | KPVU 261548Z 12007KT 15SM FEW040 SCT090 M12/M13 A3026 |
| 07:48 MST |  Partly Cloudy | -13°C / 9°F | -14°C / 7°F | 92% | 1024 mb (30.24 in) | SE 7 kph (SE 4.6 mph) | - | 15SM |
| | KPVU 261448Z 12004KT 15SM SCT120 M13/M14 A3025 |
| 06:55 MST |  Clear | -13°C / 9°F | -14°C / 7°F | 92% | 1024 mb (30.24 in) | SE 7 kph (SE 4.6 mph) | - | 10SM |
| | KPVU 261355Z 13004KT 10SM CLR M13/M14 A3024 RMK AO1 |
| 06:50 MST |  Clear | -13°C / 9°F | -14°C / 7°F | 92% | 1024 mb (30.24 in) | SE 7 kph (SE 4.6 mph) | - | 15SM |
| | KPVU 261350Z 12004KT 15SM SKC M13/M14 A3024 |
| 06:35 MST |  Clear | -13°C / 9°F | -16°C / 3°F | 78% | 1024 mb (30.24 in) | SE 9 kph (SE 5.8 mph) | - | 10SM |
| | KPVU 261335Z 12005KT 10SM CLR M13/M16 A3024 RMK AO1 |
| 06:15 MST |  Clear | -13°C / 9°F | -16°C / 3°F | 78% | 1024 mb (30.24 in) | ESE 6 kph (ESE 3.5 mph) | - | 10SM |
| | KPVU 261315Z 11003KT 10SM CLR M13/M16 A3024 RMK AO1 TSNO |
| 05:35 MST |  Partly Cloudy | -12°C / 10°F | -14°C / 7°F | 85% | 1024 mb (30.24 in) | SE 7 kph (SE 4.6 mph) | - | 10SM |
| | KPVU 261235Z 13004KT 10SM FEW015 M12/M14 A3024 RMK AO1 |
| 05:15 MST |  Mostly Cloudy | -12°C / 10°F | -14°C / 7°F | 85% | 1024 mb (30.24 in) | SE 7 kph (SE 4.6 mph) | - | 10SM |
| | KPVU 261215Z 12004KT 10SM BKN015 M12/M14 A3024 RMK AO1 |
| 04:55 MST |  Overcast | -12°C / 10°F | -13°C / 9°F | 92% | 1024 mb (30.24 in) | SE 7 kph (SE 4.6 mph) | - | 10SM |
| | KPVU 261155Z 12004KT 10SM OVC015 M12/M13 A3023 RMK AO1 11090 21120 52003 |
| 04:35 MST |  Mostly Cloudy | -12°C / 10°F | -14°C / 7°F | 85% | 1024 mb (30.24 in) | ESE 6 kph (ESE 3.5 mph) | - | 10SM |
| | KPVU 261135Z 11003KT 10SM BKN017 M12/M14 A3024 RMK AO1 |
| 04:15 MST |  Overcast | -11°C / 12°F | -13°C / 9°F | 85% | 1024 mb (30.24 in) | SSE 6 kph (SSE 3.5 mph) | - | 10SM |
| | KPVU 261115Z 16003KT 10SM OVC017 M11/M13 A3024 RMK AO1 |
| 03:55 MST |  Overcast | -12°C / 10°F | -13°C / 9°F | 92% | 1024 mb (30.24 in) | SSE 7 kph (SSE 4.6 mph) | - | 10SM |
| | KPVU 261055Z 16004KT 10SM OVC017 M12/M13 A3023 RMK AO1 |
| 03:35 MST |  Overcast | -11°C / 12°F | -13°C / 9°F | 85% | 1024 mb (30.24 in) | SSE 9 kph (SSE 5.8 mph) | - | 10SM |
| | KPVU 261035Z 15005KT 10SM OVC017 M11/M13 A3023 RMK AO1 |
| 03:15 MST |  Overcast | -12°C / 10°F | -13°C / 9°F | 92% | 1024 mb (30.24 in) | SE 6 kph (SE 3.5 mph) | - | 10SM |
| | KPVU 261015Z 14003KT 10SM OVC017 M12/M13 A3023 RMK AO1 |
| 02:55 MST |  Mostly Cloudy | -12°C / 10°F | -14°C / 7°F | 85% | 1024 mb (30.24 in) | SSE 7 kph (SSE 4.6 mph) | - | 10SM |
| | KPVU 260955Z 15004KT 10SM BKN017 M12/M14 A3023 RMK AO1 |
| 02:35 MST |  Mostly Cloudy | -12°C / 10°F | -13°C / 9°F | 92% | 1023 mb (30.21 in) | SE 7 kph (SE 4.6 mph) | - | 10SM |
| | KPVU 260935Z 13004KT 10SM BKN017 M12/M13 A3022 RMK AO1 |
| 02:15 MST |  Mostly Cloudy | -11°C / 12°F | -13°C / 9°F | 85% | 1023 mb (30.21 in) | SSE 6 kph (SSE 3.5 mph) | - | 10SM |
| | KPVU 260915Z 16003KT 10SM BKN019 M11/M13 A3022 RMK AO1 |
| 01:55 MST |  Mostly Cloudy | -11°C / 12°F | -13°C / 9°F | 85% | 1023 mb (30.21 in) | Calm | - | 10SM |
| | KPVU 260855Z 00000KT 10SM BKN019 M11/M13 A3022 RMK AO1 54000 |
| 01:35 MST |  Overcast | -11°C / 12°F | -13°C / 9°F | 85% | 1023 mb (30.21 in) | SSE 9 kph (SSE 5.8 mph) | - | 10SM |
| | KPVU 260835Z 15005KT 10SM OVC019 M11/M13 A3022 RMK AO1 |
| 01:15 MST |  Overcast | -10°C / 14°F | -13°C / 9°F | 79% | 1023 mb (30.21 in) | S 7 kph (S 4.6 mph) | - | 10SM |
| | KPVU 260815Z 17004KT 10SM OVC019 M10/M13 A3022 RMK AO1 |
| 00:55 MST |  Overcast | -9°C / 16°F | -12°C / 10°F | 79% | 1023 mb (30.21 in) | S 9 kph (S 5.8 mph) | - | 10SM |
| | KPVU 260755Z 17005KT 10SM OVC019 M09/M12 A3021 RMK AO1 |
| 00:35 MST |  Overcast | -9°C / 16°F | -12°C / 10°F | 79% | 1023 mb (30.21 in) | Calm | - | 10SM |
| | KPVU 260735Z 00000KT 10SM OVC019 M09/M12 A3021 RMK AO1 |
| 00:15 MST |  Overcast | -9°C / 16°F | -12°C / 10°F | 79% | 1023 mb (30.21 in) | SSE 6 kph (SSE 3.5 mph) | - | 10SM |
| | KPVU 260715Z 15003KT 10SM OVC019 M09/M12 A3021 RMK AO1 |