| 13:12 MST |  Overcast | N/A | N/A | N/A | 1009 mb (29.8 in) | Calm | - | 10SM |
| | K5SM 022012Z AUTO 00000KT 10SM SCT013 SCT019 OVC026 A2979 RMK AO2 |
| 12:52 MST |  Mostly Cloudy | N/A | N/A | N/A | 1009 mb (29.8 in) | SW 6 kph (SW 3.5 mph) | - | 10SM |
| | K5SM 021952Z AUTO 23003KT 10SM SCT011 SCT020 BKN026 A2979 RMK AO2 |
| 12:32 MST |  Overcast | N/A | N/A | N/A | 1009 mb (29.8 in) | Calm | - | 10SM |
| | K5SM 021932Z AUTO 00000KT 10SM BKN008 OVC014 A2980 RMK AO2 |
| 12:12 MST |  Overcast Hazy | N/A | N/A | N/A | 1009 mb (29.8 in) | SSW 6 kph (SSW 3.5 mph) | - | 5SM |
| | K5SM 021912Z AUTO 25003KT 5SM HZ BKN008 OVC012 A2981 RMK AO2 |
| 11:52 MST |  Overcast Light Snow | N/A | N/A | N/A | 1010 mb (29.83 in) | Calm | - | 3SM |
| | K5SM 021852Z AUTO 00000KT 3SM -SN BKN008 OVC014 A2982 RMK AO2 |
| 11:32 MST |  Overcast Light Snow | N/A | N/A | N/A | 1010 mb (29.83 in) | Calm | - | 2 1/2SM |
| | K5SM 021832Z AUTO 00000KT 2 1/2SM -SN SCT005 BKN008 OVC024 A2982 RMK AO2 |
| 11:12 MST |  Overcast Light Snow | N/A | N/A | N/A | 1010 mb (29.83 in) | Calm | - | 3/4SM |
| | K5SM 021812Z AUTO 00000KT 3/4SM -SN OVC003 A2984 RMK AO2 |
| 10:52 MST |  Overcast Snow | -11°C / 12°F | -12°C / 10°F | 92% | 1010 mb (29.83 in) | NW 6 kph (NW 3.5 mph) | - | 1/2SM |
| | K5SM 021752Z AUTO 31003KT 1/2SM SN OVC003 M11/M12 A2984 RMK AO2 |
| 10:32 MST |  Overcast Light Snow | -11°C / 12°F | -12°C / 10°F | 92% | 1010 mb (29.83 in) | NW 11 kph (NW 6.9 mph) | - | 1/2SM |
| | K5SM 021732Z AUTO 31006KT 1/2SM -SN OVC003 M11/M12 A2984 RMK AO2 |
| 10:12 MST |  Overcast Snow | -11°C / 12°F | -12°C / 10°F | 92% | 1010 mb (29.83 in) | NW 7 kph (NW 4.6 mph) | - | 1/4SM |
| | K5SM 021712Z AUTO 32004KT 1/4SM SN OVC003 M11/M12 A2984 RMK AO2 |
| 09:52 MST |  Overcast Snow | -11°C / 12°F | -12°C / 10°F | 92% | 1010 mb (29.83 in) | Calm | - | 1/4SM |
| | K5SM 021652Z AUTO 00000KT 1/4SM SN OVC003 M11/M12 A2984 RMK AO2 |
| 09:32 MST |  Overcast Snow | -10°C / 14°F | -12°C / 10°F | 85% | 1010 mb (29.83 in) | NW 6 kph (NW 3.5 mph) | - | 1/4SM |
| | K5SM 021632Z AUTO 30003KT 1/4SM SN OVC003 M10/M12 A2984 RMK AO2 |
| 09:12 MST |  Overcast Snow | -11°C / 12°F | -12°C / 10°F | 92% | 1010 mb (29.83 in) | SSW 6 kph (SSW 3.5 mph) | - | 1/2SM |
| | K5SM 021612Z AUTO 25003KT 1/2SM SN OVC003 M11/M12 A2983 RMK AO2 |
| 08:52 MST |  Overcast Light Snow | -10°C / 14°F | -11°C / 12°F | 92% | 1010 mb (29.83 in) | WNW 6 kph (WNW 3.5 mph) | - | 1SM |
| | K5SM 021552Z AUTO 29003KT 1SM -SN OVC003 M10/M11 A2983 RMK AO2 |
| 08:32 MST |  Overcast Light Snow | -10°C / 14°F | -11°C / 12°F | 92% | 1010 mb (29.83 in) | Calm | - | 2SM |
| | K5SM 021532Z AUTO 00000KT 2SM -SN OVC001 M10/M11 A2983 RMK AO2 |
| 08:12 MST |  Overcast Light Snow | -10°C / 14°F | -11°C / 12°F | 92% | 1010 mb (29.83 in) | Calm | - | 3SM |
| | K5SM 021512Z AUTO 00000KT 3SM -SN BKN001 BKN010 OVC020 M10/M11 A2983 RMK AO2 |
| 07:52 MST |  Overcast Light Snow | -11°C / 12°F | -12°C / 10°F | 92% | 1010 mb (29.83 in) | Calm | - | 5SM |
| | K5SM 021452Z AUTO 00000KT 5SM -SN OVC020 M11/M12 A2982 RMK AO2 |
| 07:32 MST |  Mostly Cloudy | -11°C / 12°F | -12°C / 10°F | 92% | 1010 mb (29.83 in) | SSW 6 kph (SSW 3.5 mph) | - | 10SM |
| | K5SM 021432Z AUTO 24003KT 10SM BKN016 M11/M12 A2982 RMK AO2 |
| 07:12 MST |  Partly Cloudy | -11°C / 12°F | -12°C / 10°F | 92% | 1010 mb (29.83 in) | Calm | - | 10SM |
| | K5SM 021412Z AUTO 00000KT 10SM SCT014 M11/M12 A2982 RMK AO2 |
| 06:52 MST |  Clear | -11°C / 12°F | -12°C / 10°F | 92% | 1010 mb (29.83 in) | SSW 6 kph (SSW 3.5 mph) | - | 10SM |
| | K5SM 021352Z AUTO 24003KT 10SM CLR M11/M12 A2982 RMK AO2 |
| 06:32 MST |  Clear | -11°C / 12°F | -12°C / 10°F | 92% | 1010 mb (29.83 in) | W 7 kph (W 4.6 mph) | - | 10SM |
| | K5SM 021332Z AUTO 28004KT 10SM CLR M11/M12 A2982 RMK AO2 |
| 06:12 MST |  Partly Cloudy | -10°C / 14°F | -12°C / 10°F | 85% | 1010 mb (29.83 in) | W 6 kph (W 3.5 mph) | - | 10SM |
| | K5SM 021312Z AUTO 27003KT 10SM SCT007 SCT012 M10/M12 A2983 RMK AO2 |
| 05:52 MST |  Overcast Light Snow | -10°C / 14°F | -11°C / 12°F | 92% | 1010 mb (29.83 in) | W 7 kph (W 4.6 mph) | - | 7SM |
| | K5SM 021252Z AUTO 27004KT 7SM -SN SCT009 BKN013 OVC019 M10/M11 A2984 RMK AO2 |
| 05:32 MST |  Overcast Light Snow | -10°C / 14°F | -11°C / 12°F | 92% | 1010 mb (29.83 in) | Calm | - | 3SM |
| | K5SM 021232Z AUTO 00000KT 3SM -SN SCT001 BKN017 OVC022 M10/M11 A2984 RMK AO2 |
| 05:12 MST |  Overcast Light Snow | -10°C / 14°F | -11°C / 12°F | 92% | 1010 mb (29.83 in) | Calm | - | 2SM |
| | K5SM 021212Z AUTO 00000KT 2SM -SN SCT001 BKN008 OVC022 M10/M11 A2984 RMK AO2 |
| 04:52 MST |  Overcast Light Snow | -10°C / 14°F | -11°C / 12°F | 92% | 1011 mb (29.85 in) | Calm | - | 2 1/2SM |
| | K5SM 021152Z AUTO 00000KT 2 1/2SM -SN SCT011 OVC022 M10/M11 A2985 RMK AO2 |
| 04:32 MST |  Overcast Light Snow | -10°C / 14°F | -11°C / 12°F | 92% | 1011 mb (29.85 in) | Calm | - | 4SM |
| | K5SM 021132Z AUTO 00000KT 4SM -SN SCT009 OVC019 M10/M11 A2985 RMK AO2 |
| 04:12 MST |  Overcast Light Snow | -10°C / 14°F | -11°C / 12°F | 92% | 1011 mb (29.85 in) | Calm | - | 5SM |
| | K5SM 021112Z AUTO 00000KT 5SM -SN SCT007 OVC015 M10/M11 A2985 RMK AO2 |
| 03:52 MST |  Overcast Light Snow | -10°C / 14°F | -11°C / 12°F | 92% | 1011 mb (29.85 in) | Calm | - | 4SM |
| | K5SM 021052Z AUTO 00000KT 4SM -SN SCT007 OVC015 M10/M11 A2985 RMK AO2 |
| 03:32 MST |  Overcast Light Snow | -10°C / 14°F | -11°C / 12°F | 92% | 1011 mb (29.85 in) | SSW 6 kph (SSW 3.5 mph) | - | 4SM |
| | K5SM 021032Z AUTO 24003KT 4SM -SN SCT007 OVC013 M10/M11 A2985 RMK AO2 |
| 03:12 MST |  Overcast Light Snow | -10°C / 14°F | -11°C / 12°F | 92% | 1011 mb (29.85 in) | SSW 6 kph (SSW 3.5 mph) | - | 4SM |
| | K5SM 021012Z AUTO 25003KT 4SM -SN OVC013 M10/M11 A2986 RMK AO2 |
| 02:05 MST |  Overcast Light Snow | -9°C / 16°F | -10°C / 14°F | 93% | 1012 mb (29.88 in) | SSW 6 kph (SSW 3.5 mph) | - | 10SM |
| | K5SM 020905Z AUTO 25003KT 10SM -SN OVC013 M09/M10 A2987 RMK AO2 |
| 01:52 MST |  Overcast Light Snow | -9°C / 16°F | -10°C / 14°F | 93% | 1012 mb (29.88 in) | SSW 6 kph (SSW 3.5 mph) | - | 10SM |
| | K5SM 020852Z AUTO 25003KT 10SM -SN OVC013 M09/M10 A2987 RMK AO2 |
| 01:32 MST |  Overcast Light Snow | -8°C / 18°F | -10°C / 14°F | 86% | 1011 mb (29.85 in) | Calm | - | 5SM |
| | K5SM 020832Z AUTO 00000KT 5SM -SN SCT003 SCT010 OVC015 M08/M10 A2986 RMK AO2 |
| 01:12 MST |  Overcast Light Snow | -8°C / 18°F | -9°C / 16°F | 93% | 1011 mb (29.85 in) | SSW 9 kph (SSW 5.8 mph) | - | 7SM |
| | K5SM 020812Z AUTO 25005KT 7SM -SN SCT003 BKN012 OVC017 M08/M09 A2986 RMK AO2 |
| 00:52 MST |  Mostly Cloudy | -8°C / 18°F | -10°C / 14°F | 86% | 1012 mb (29.88 in) | SSW 11 kph (SSW 6.9 mph) | - | 10SM |
| | K5SM 020752Z AUTO 25006KT 10SM SCT005 BKN012 M08/M10 A2987 RMK AO2 |
| 00:32 MST |  Partly Cloudy | -8°C / 18°F | -10°C / 14°F | 86% | 1011 mb (29.85 in) | SSW 7 kph (SSW 4.6 mph) | - | 10SM |
| | K5SM 020732Z AUTO 25004KT 10SM SCT012 M08/M10 A2986 RMK AO2 |
| 00:12 MST |  Clear | -8°C / 18°F | -11°C / 12°F | 79% | 1011 mb (29.85 in) | SW 6 kph (SW 3.5 mph) | - | 10SM |
| | K5SM 020712Z AUTO 23003KT 10SM CLR M08/M11 A2986 RMK AO2 |