| 07:53 MST |  Overcast | -8°C / 18°F | -17°C / 1°F | 49% | 1004 mb (29.65 in) | NW 19 kph (NW 11.5 mph) | - | 10SM |
| | KPUC 061453Z AUTO 32010KT 10SM FEW065 OVC080 M08/M17 A2964 RMK AO2 SLP098 60000 T10831167 53017 |
| 06:53 MST |  Overcast | -8°C / 18°F | -16°C / 3°F | 53% | 1003 mb (29.62 in) | NNW 17 kph (NNW 10.4 mph) | 0.00 mm (0.00 in) | 10SM |
| | KPUC 061353Z AUTO 33009KT 10SM BKN049 OVC065 M08/M16 A2961 RMK AO2 SNE12 SLP090 P0000 T10781156 |
| 06:24 MST |  Overcast | -8°C / 18°F | -14°C / 7°F | 62% | 1003 mb (29.62 in) | NNW 17 kph (NNW 10.4 mph) | 0.00 mm (0.00 in) | 10SM |
| | KPUC 061324Z AUTO 33009KT 10SM OVC034 M08/M14 A2961 RMK AO2 SNE12 P0000 |
| 05:53 MST |  Overcast Light Snow | -8°C / 18°F | -13°C / 9°F | 68% | 1002 mb (29.59 in) | NNW 20 kph (NNW 12.7 mph) | 0.00 mm (0.00 in) | 3SM |
| | KPUC 061253Z AUTO 33011KT 3SM -SN OVC018 M08/M13 A2959 RMK AO2 SLP085 P0000 T10831133 |
| 04:53 MST |  Overcast Light Snow | -8°C / 18°F | -13°C / 9°F | 68% | 1002 mb (29.59 in) | NNW 22 kph (NNW 13.8 mph) | 0.00 mm (0.00 in) | 4SM |
| | KPUC 061153Z AUTO 34012KT 4SM -SN OVC018 M08/M13 A2958 RMK AO2 SLP068 P0000 60004 70004 T10781128 11050 21078 51004 |
| 04:03 MST |  Overcast | -8°C / 18°F | -13°C / 9°F | 68% | 1002 mb (29.59 in) | NNW 26 kph (NNW 16.1 mph) | 0.00 mm (0.00 in) | 9SM |
| | KPUC 061103Z AUTO 34014G18KT 9SM BKN028 OVC034 M08/M13 A2958 RMK AO2 SNE1055 P0000 |
| 03:53 MST |  Overcast Light Snow | -7°C / 19°F | -13°C / 9°F | 63% | 1002 mb (29.59 in) | NNW 22 kph (NNW 13.8 mph) | 0.00 mm (0.00 in) | 8SM |
| | KPUC 061053Z AUTO 33012G17KT 8SM -SN OVC030 M07/M13 A2958 RMK AO2 SLP061 P0000 T10721128 |
| 03:31 MST |  Overcast Light Snow | -7°C / 19°F | -12°C / 10°F | 68% | 1001 mb (29.56 in) | NW 24 kph (NW 15 mph) | 0.00 mm (0.00 in) | 8SM |
| | KPUC 061031Z AUTO 32013KT 8SM -SN OVC034 M07/M12 A2957 RMK AO2 P0000 |
| 03:07 MST |  Overcast Light Snow | -8°C / 18°F | -11°C / 12°F | 79% | 1002 mb (29.59 in) | NNW 17 kph (NNW 10.4 mph) | 0.00 mm (0.00 in) | 3SM |
| | KPUC 061007Z AUTO 33009KT 3SM -SN BKN015 OVC030 M08/M11 A2958 RMK AO2 P0000 |
| 02:53 MST |  Overcast Light Snow | -8°C / 18°F | -11°C / 12°F | 79% | 1002 mb (29.59 in) | NW 26 kph (NW 16.1 mph) | 0.51 mm (0.02 in) | 1 3/4SM |
| | KPUC 060953Z AUTO 32014G20KT 1 3/4SM -SN OVC017 M08/M11 A2958 RMK AO2 SLP061 P0002 T10781111 |
| 02:30 MST |  Overcast Light Snow | -8°C / 18°F | -10°C / 14°F | 86% | 1001 mb (29.56 in) | NW 19 kph (NW 11.5 mph) | 0.51 mm (0.02 in) | 1 1/2SM |
| | KPUC 060930Z AUTO 32010KT 1 1/2SM -SN BR OVC015 M08/M10 A2957 RMK AO2 P0002 |
| 01:53 MST |  Obscured Light Snow | -7°C / 19°F | -9°C / 16°F | 86% | 1001 mb (29.56 in) | NW 15 kph (NW 9.2 mph) | 0.25 mm (0.01 in) | 1SM |
| | KPUC 060853Z AUTO 32008KT 1SM -SN BR VV006 M07/M09 A2957 RMK AO2 SLP058 P0001 60002 T10721094 55008 |
| 01:43 MST |  Obscured Light Snow | -7°C / 19°F | -9°C / 16°F | 86% | 1001 mb (29.56 in) | NW 13 kph (NW 8.1 mph) | 0.25 mm (0.01 in) | 1SM |
| | KPUC 060843Z AUTO 30007KT 1SM -SN BR VV008 M07/M09 A2957 RMK AO2 P0001 |
| 01:12 MST |  Overcast Light Snow | -7°C / 19°F | -9°C / 16°F | 86% | 1001 mb (29.56 in) | NW 13 kph (NW 8.1 mph) | 0.00 mm (0.00 in) | 1 1/4SM |
| | KPUC 060812Z AUTO 32007KT 1 1/4SM -SN BR OVC014 M07/M09 A2956 RMK AO2 P0000 |
| 00:53 MST |  Overcast Light Snow | -7°C / 19°F | -9°C / 16°F | 86% | 1001 mb (29.56 in) | NW 15 kph (NW 9.2 mph) | 0.25 mm (0.01 in) | 1 1/4SM |
| | KPUC 060753Z AUTO 32008KT 1 1/4SM -SN BR OVC016 M07/M09 A2956 RMK AO2 SLP056 P0001 T10671089 |
| 00:21 MST |  Overcast Light Snow | -6°C / 21°F | -9°C / 16°F | 80% | 1001 mb (29.56 in) | NW 6 kph (NW 3.5 mph) | 0.00 mm (0.00 in) | 1 3/4SM |
| | KPUC 060721Z AUTO 31003KT 1 3/4SM -SN BKN020 BKN028 OVC033 M06/M09 A2957 RMK AO2 P0000 |
| 00:13 MST |  Overcast Light Snow | -6°C / 21°F | -9°C / 16°F | 80% | 1001 mb (29.56 in) | NNW 7 kph (NNW 4.6 mph) | 0.00 mm (0.00 in) | 2SM |
| | KPUC 060713Z AUTO 33004KT 2SM -SN BKN020 OVC033 M06/M09 A2957 RMK AO2 P0000 |