| 13:47 MST |  Clear | 2°C / 36°F | -4°C / 25°F | 65% | 1029 mb (30.39 in) | SE 17 kph (SE 10.4 mph) | - | 30SM |
| | KSUN 252047Z 12009KT 30SM SKC 02/M04 A3039 |
| 12:47 MST |  Clear | 2°C / 36°F | -3°C / 27°F | 70% | 1029 mb (30.39 in) | SE 11 kph (SE 6.9 mph) | - | 30SM |
| | KSUN 251947Z 12006KT 30SM SKC 02/M03 A3040 |
| 11:47 MST |  Clear | 2°C / 36°F | -4°C / 25°F | 65% | 1030 mb (30.42 in) | NW 6 kph (NW 3.5 mph) | - | 30SM |
| | KSUN 251847Z 31003KT 30SM SKC 02/M04 A3042 |
| 10:47 MST |  Clear | -1°C / 30°F | -5°C / 23°F | 75% | 1031 mb (30.45 in) | NW 11 kph (NW 6.9 mph) | - | 30SM |
| | KSUN 251747Z 30006KT 30SM SKC M01/M05 A3046 |
| 09:47 MST |  Clear | -5°C / 23°F | -7°C / 19°F | 86% | 1031 mb (30.45 in) | NW 11 kph (NW 6.9 mph) | - | 30SM |
| | KSUN 251647Z 31006KT 30SM SKC M05/M07 A3046 |
| 08:47 MST |  Clear | -7°C / 19°F | -9°C / 16°F | 86% | 1031 mb (30.45 in) | WNW 11 kph (WNW 6.9 mph) | - | 30SM |
| | KSUN 251547Z 29006KT 30SM SKC M07/M09 A3045 |
| 07:57 MST |  Clear | -8°C / 18°F | -10°C / 14°F | 86% | 1031 mb (30.45 in) | NNW 6 kph (NNW 3.5 mph) | - | 30SM |
| | KSUN 251457Z 34003KT 30SM SKC M08/M10 A3044 |
| 06:47 MST |  Clear | -8°C / 18°F | -9°C / 16°F | 93% | 1030 mb (30.42 in) | NW 6 kph (NW 3.5 mph) | - | 10SM |
| | KSUN 251347Z 30003KT 10SM SKC M08/M09 A3043 |
| 05:50 MST |  Clear | -8°C / 18°F | -9°C / 16°F | 93% | 1030 mb (30.42 in) | NW 11 kph (NW 6.9 mph) | - | 10SM |
| | KSUN 251250Z AUTO 32006KT 10SM CLR M08/M09 A3042 RMK AO2 |
| 05:30 MST |  Clear | -8°C / 18°F | -10°C / 14°F | 86% | 1030 mb (30.42 in) | NNW 13 kph (NNW 8.1 mph) | - | 10SM |
| | KSUN 251230Z AUTO 34007KT 10SM CLR M08/M10 A3042 RMK AO2 |
| 05:10 MST |  Clear | -8°C / 18°F | -10°C / 14°F | 86% | 1030 mb (30.42 in) | NNW 15 kph (NNW 9.2 mph) | - | 10SM |
| | KSUN 251210Z AUTO 33008KT 10SM CLR M08/M10 A3042 RMK AO2 |
| 04:50 MST |  Clear | -8°C / 18°F | -10°C / 14°F | 86% | 1030 mb (30.42 in) | NNW 15 kph (NNW 9.2 mph) | - | 10SM |
| | KSUN 251150Z AUTO 33008KT 10SM CLR M08/M10 A3043 RMK AO2 |
| 04:30 MST |  Clear | -9°C / 16°F | -10°C / 14°F | 93% | 1031 mb (30.45 in) | N 7 kph (N 4.6 mph) | - | 10SM |
| | KSUN 251130Z AUTO 35004KT 10SM CLR M09/M10 A3044 RMK AO2 |
| 04:10 MST |  Clear | -8°C / 18°F | -10°C / 14°F | 86% | 1031 mb (30.45 in) | N 9 kph (N 5.8 mph) | - | 10SM |
| | KSUN 251110Z AUTO 35005KT 10SM CLR M08/M10 A3044 RMK AO2 |
| 03:50 MST |  Clear | -8°C / 18°F | -9°C / 16°F | 93% | 1030 mb (30.42 in) | N 7 kph (N 4.6 mph) | - | 10SM |
| | KSUN 251050Z AUTO 35004KT 10SM CLR M08/M09 A3043 RMK AO2 |
| 03:30 MST |  Clear | -8°C / 18°F | -9°C / 16°F | 93% | 1030 mb (30.42 in) | NW 7 kph (NW 4.6 mph) | - | 10SM |
| | KSUN 251030Z AUTO 31004KT 10SM CLR M08/M09 A3043 RMK AO2 |
| 03:10 MST |  Clear | -7°C / 19°F | -9°C / 16°F | 86% | 1030 mb (30.42 in) | NNW 13 kph (NNW 8.1 mph) | - | 10SM |
| | KSUN 251010Z AUTO 33007KT 10SM CLR M07/M09 A3043 RMK AO2 |
| 02:50 MST |  Clear | -8°C / 18°F | -9°C / 16°F | 93% | 1030 mb (30.42 in) | NNW 11 kph (NNW 6.9 mph) | - | 10SM |
| | KSUN 250950Z AUTO 33006KT 10SM CLR M08/M09 A3043 RMK AO2 |
| 02:30 MST |  Clear | -8°C / 18°F | -10°C / 14°F | 86% | 1030 mb (30.42 in) | NNW 9 kph (NNW 5.8 mph) | - | 10SM |
| | KSUN 250930Z AUTO 34005KT 10SM CLR M08/M10 A3043 RMK AO2 |
| 02:10 MST |  Clear | -8°C / 18°F | -10°C / 14°F | 86% | 1031 mb (30.45 in) | NW 6 kph (NW 3.5 mph) | - | 10SM |
| | KSUN 250910Z AUTO 32003KT 10SM CLR M08/M10 A3044 RMK AO2 |
| 01:50 MST |  Clear | -7°C / 19°F | -9°C / 16°F | 86% | 1031 mb (30.45 in) | Calm | - | 10SM |
| | KSUN 250850Z AUTO 00000KT 10SM CLR M07/M09 A3044 RMK AO2 |
| 01:30 MST |  Clear | -7°C / 19°F | -8°C / 18°F | 93% | 1031 mb (30.45 in) | Calm | - | 10SM |
| | KSUN 250830Z AUTO 00000KT 10SM CLR M07/M08 A3044 RMK AO2 |
| 01:10 MST |  Clear | -7°C / 19°F | -8°C / 18°F | 93% | 1030 mb (30.42 in) | NW 7 kph (NW 4.6 mph) | - | 10SM |
| | KSUN 250810Z AUTO 30004KT 10SM CLR M07/M08 A3043 RMK AO2 |
| 00:50 MST |  Clear | -7°C / 19°F | -8°C / 18°F | 93% | 1030 mb (30.42 in) | NNW 7 kph (NNW 4.6 mph) | - | 10SM |
| | KSUN 250750Z AUTO 33004KT 10SM CLR M07/M08 A3043 RMK AO2 |
| 00:30 MST |  Clear | -7°C / 19°F | -8°C / 18°F | 93% | 1031 mb (30.45 in) | Calm | - | 10SM |
| | KSUN 250730Z AUTO 00000KT 10SM CLR M07/M08 A3044 RMK AO2 |
| 00:10 MST |  Clear | -6°C / 21°F | -8°C / 18°F | 86% | 1031 mb (30.45 in) | NNW 11 kph (NNW 6.9 mph) | - | 10SM |
| | KSUN 250710Z AUTO 33006KT 10SM CLR M06/M08 A3044 RMK AO2 |