| 03:53 MST |  Partly Cloudy | -3°C / 27°F | -4°C / 25°F | 93% | 1012 mb (29.88 in) | Calm | - | 10SM |
| | KMSO 271053Z AUTO 00000KT 10SM SCT120 M03/M04 A2989 RMK AO2 SLP144 T10281039 |
| 02:53 MST |  Clear | -2°C / 28°F | -4°C / 25°F | 86% | 1013 mb (29.91 in) | Calm | - | 10SM |
| | KMSO 270953Z AUTO 00000KT 10SM CLR M02/M04 A2990 RMK AO2 SLP148 T10221039 |
| 01:53 MST |  Partly Cloudy Fog And Mist | -2°C / 28°F | -3°C / 27°F | 93% | 1013 mb (29.91 in) | Calm | - | 5SM |
| | KMSO 270853Z AUTO 00000KT 5SM BR FEW110 M02/M03 A2991 RMK AO2 SLP152 T10171028 58003 |
| 00:53 MST |  Clear | -2°C / 28°F | -3°C / 27°F | 93% | 1013 mb (29.91 in) | NW 6 kph (NW 3.5 mph) | - | 9SM |
| | KMSO 270753Z AUTO 30003KT 9SM CLR M02/M03 A2992 RMK AO2 SLP158 T10171033 |