| 04:35 MST |  Clear | -7°C / 19°F | -17°C / 1°F | 45% | 1024 mb (30.24 in) | Calm | - | 10SM |
| | KAEG 271135Z AUTO 00000KT 10SM CLR M07/M17 A3024 RMK AO1 |
| 04:15 MST |  Clear | -8°C / 18°F | -17°C / 1°F | 49% | 1024 mb (30.24 in) | Calm | - | 10SM |
| | KAEG 271115Z AUTO 00000KT 10SM CLR M08/M17 A3024 RMK AO1 |
| 03:55 MST |  Clear | -8°C / 18°F | -17°C / 1°F | 49% | 1024 mb (30.24 in) | Calm | - | 10SM |
| | KAEG 271055Z AUTO 00000KT 10SM CLR M08/M17 A3024 RMK AO1 |
| 03:35 MST |  Clear | -8°C / 18°F | -17°C / 1°F | 49% | 1024 mb (30.24 in) | Calm | - | 10SM |
| | KAEG 271035Z AUTO 00000KT 10SM CLR M08/M17 A3024 RMK AO1 |
| 03:15 MST |  Clear | -8°C / 18°F | -17°C / 1°F | 49% | 1024 mb (30.24 in) | Calm | - | 10SM |
| | KAEG 271015Z AUTO 00000KT 10SM CLR M08/M17 A3025 RMK AO1 |
| 02:55 MST |  Clear | -7°C / 19°F | -17°C / 1°F | 45% | 1024 mb (30.24 in) | Calm | - | 10SM |
| | KAEG 270955Z AUTO 00000KT 10SM CLR M07/M17 A3025 RMK AO1 |
| 02:35 MST |  Clear | -7°C / 19°F | -17°C / 1°F | 45% | 1025 mb (30.27 in) | Calm | - | 10SM |
| | KAEG 270935Z AUTO 00000KT 10SM CLR M07/M17 A3026 RMK AO1 |
| 02:15 MST |  Clear | -8°C / 18°F | -18°C / 0°F | 45% | 1025 mb (30.27 in) | Calm | - | 10SM |
| | KAEG 270915Z AUTO 00000KT 10SM CLR M08/M18 A3026 RMK AO1 |
| 01:55 MST |  Clear | -7°C / 19°F | -17°C / 1°F | 45% | 1025 mb (30.27 in) | Calm | - | 10SM |
| | KAEG 270855Z AUTO 00000KT 10SM CLR M07/M17 A3027 RMK AO1 |
| 01:35 MST |  Clear | -5°C / 23°F | -17°C / 1°F | 39% | 1025 mb (30.27 in) | Calm | - | 10SM |
| | KAEG 270835Z AUTO 00000KT 10SM CLR M05/M17 A3027 RMK AO1 |
| 01:15 MST |  Clear | -5°C / 23°F | -16°C / 3°F | 42% | 1025 mb (30.27 in) | Calm | - | 10SM |
| | KAEG 270815Z AUTO 00000KT 10SM CLR M05/M16 A3027 RMK AO1 |
| 00:55 MST |  Clear | -6°C / 21°F | -17°C / 1°F | 42% | 1025 mb (30.27 in) | Calm | - | 10SM |
| | KAEG 270755Z AUTO 00000KT 10SM CLR M06/M17 A3028 RMK AO1 |
| 00:35 MST |  Clear | -7°C / 19°F | -17°C / 1°F | 45% | 1025 mb (30.27 in) | Calm | - | 10SM |
| | KAEG 270735Z AUTO 00000KT 10SM CLR M07/M17 A3028 RMK AO1 |
| 00:15 MST |  Clear | -7°C / 19°F | -17°C / 1°F | 45% | 1025 mb (30.27 in) | Calm | - | 10SM |
| | KAEG 270715Z AUTO 00000KT 10SM CLR M07/M17 A3028 RMK AO1 |