| 06:56 MST |  Overcast | -6°C / 21°F | -9°C / 16°F | 80% | 1023 mb (30.21 in) | NW 7 kph (NW 4.6 mph) | - | 10SM |
| | KCTB 251356Z AUTO 30004KT 10SM OVC050 M06/M09 A3020 RMK AO2 SLP276 T10561094 |
| 05:56 MST |  Overcast | -6°C / 21°F | -9°C / 16°F | 80% | 1022 mb (30.18 in) | NNW 9 kph (NNW 5.8 mph) | - | 10SM |
| | KCTB 251256Z AUTO 33005KT 10SM OVC060 M06/M09 A3019 RMK AO2 SLP271 T10611094 |
| 04:56 MST |  Overcast | -6°C / 21°F | -10°C / 14°F | 74% | 1022 mb (30.18 in) | NW 13 kph (NW 8.1 mph) | - | 10SM |
| | KCTB 251156Z AUTO 30007KT 10SM OVC055 M06/M10 A3019 RMK AO2 SLP270 T10561100 11056 21083 50006 |
| 03:56 MST |  Overcast | -6°C / 21°F | -11°C / 12°F | 68% | 1022 mb (30.18 in) | Calm | - | 10SM |
| | KCTB 251056Z AUTO 00000KT 10SM OVC060 M06/M11 A3019 RMK AO2 SLP272 T10611106 |
| 02:56 MST |  Overcast | -7°C / 19°F | -11°C / 12°F | 73% | 1022 mb (30.18 in) | WNW 15 kph (WNW 9.2 mph) | - | 10SM |
| | KCTB 250956Z AUTO 29008KT 10SM OVC060 M07/M11 A3017 RMK AO2 SLP266 T10671111 |
| 01:56 MST |  Overcast | -7°C / 19°F | -12°C / 10°F | 68% | 1022 mb (30.18 in) | W 11 kph (W 6.9 mph) | - | 10SM |
| | KCTB 250856Z AUTO 28006KT 10SM OVC065 M07/M12 A3017 RMK AO2 SLP263 T10721117 51008 |
| 00:56 MST |  Mostly Cloudy | -7°C / 19°F | -12°C / 10°F | 68% | 1021 mb (30.15 in) | W 22 kph (W 13.8 mph) | - | 10SM |
| | KCTB 250756Z AUTO 28012KT 10SM FEW070 BKN085 M07/M12 A3015 RMK AO2 SLP259 T10721117 |