| 03:55 MST |  Mostly Cloudy | -7°C / 19°F | -8°C / 18°F | 93% | 1006 mb (29.71 in) | NE 7 kph (NE 4.6 mph) | - | 10SM |
| | KJAC 221055Z AUTO 05004KT 10SM BKN070 M07/M08 A2971 RMK AO1 |
| 03:35 MST |  Partly Cloudy | -6°C / 21°F | -8°C / 18°F | 86% | 1006 mb (29.71 in) | NE 9 kph (NE 5.8 mph) | - | 10SM |
| | KJAC 221035Z AUTO 05005KT 10SM FEW095 M06/M08 A2972 RMK AO1 |
| 03:15 MST |  Mostly Cloudy | -6°C / 21°F | -8°C / 18°F | 86% | 1006 mb (29.71 in) | NE 9 kph (NE 5.8 mph) | - | 10SM |
| | KJAC 221015Z AUTO 04005KT 10SM BKN095 M06/M08 A2972 RMK AO1 |
| 02:55 MST |  Partly Cloudy | -6°C / 21°F | -8°C / 18°F | 86% | 1007 mb (29.74 in) | NNE 11 kph (NNE 6.9 mph) | - | 10SM |
| | KJAC 220955Z AUTO 02006KT 10SM SCT095 M06/M08 A2973 RMK AO1 |
| 02:35 MST |  Clear | -6°C / 21°F | -8°C / 18°F | 86% | 1007 mb (29.74 in) | NNE 17 kph (NNE 10.4 mph) | - | 10SM |
| | KJAC 220935Z AUTO 02009KT 10SM CLR M06/M08 A2974 RMK AO1 |
| 02:15 MST |  Clear | -7°C / 19°F | -8°C / 18°F | 93% | 1007 mb (29.74 in) | N 17 kph (N 10.4 mph) | - | 10SM |
| | KJAC 220915Z AUTO 01009KT 10SM CLR M07/M08 A2974 RMK AO1 |
| 01:55 MST |  Clear | -6°C / 21°F | -8°C / 18°F | 86% | 1007 mb (29.74 in) | NNE 11 kph (NNE 6.9 mph) | - | 10SM |
| | KJAC 220855Z AUTO 02006KT 10SM CLR M06/M08 A2973 RMK AO1 57020 |
| 01:35 MST |  Clear | -5°C / 23°F | -8°C / 18°F | 80% | 1007 mb (29.74 in) | NE 6 kph (NE 3.5 mph) | - | 10SM |
| | KJAC 220835Z AUTO 05003KT 10SM CLR M05/M08 A2974 RMK AO1 |
| 01:15 MST |  Clear | -4°C / 25°F | -7°C / 19°F | 80% | 1007 mb (29.74 in) | SE 7 kph (SE 4.6 mph) | - | 10SM |
| | KJAC 220815Z AUTO 14004KT 10SM CLR M04/M07 A2975 RMK AO1 |
| 00:55 MST |  Clear | -3°C / 27°F | -7°C / 19°F | 74% | 1008 mb (29.77 in) | E 6 kph (E 3.5 mph) | - | 10SM |
| | KJAC 220755Z AUTO 10003KT 10SM CLR M03/M07 A2976 RMK AO1 |
| 00:35 MST |  Clear | -4°C / 25°F | -7°C / 19°F | 80% | 1008 mb (29.77 in) | ESE 6 kph (ESE 3.5 mph) | - | 10SM |
| | KJAC 220735Z AUTO 11003KT 10SM CLR M04/M07 A2976 RMK AO1 |
| 00:15 MST |  Clear | -3°C / 27°F | -7°C / 19°F | 74% | 1008 mb (29.77 in) | E 11 kph (E 6.9 mph) | - | 10SM |
| | KJAC 220715Z AUTO 10006KT 10SM CLR M03/M07 A2977 RMK AO1 |