| 20:53 MST |  Clear | -4°C / 25°F | -7°C / 19°F | 80% | 1012 mb (29.88 in) | SSW 15 kph (SSW 9.2 mph) | - | 10SM |
| | KGUP 240353Z AUTO 24008KT 10SM CLR M04/M07 A2987 RMK AO2 SLP155 T10391067 |
| 19:53 MST |  Clear | -2°C / 28°F | -6°C / 21°F | 74% | 1011 mb (29.85 in) | NW 15 kph (NW 9.2 mph) | - | 10SM |
| | KGUP 240253Z AUTO 30008KT 10SM CLR M02/M06 A2985 RMK AO2 SLP142 T10171061 51015 |
| 18:53 MST |  Clear | -1°C / 30°F | -5°C / 23°F | 75% | 1010 mb (29.83 in) | NW 17 kph (NW 10.4 mph) | - | 10SM |
| | KGUP 240153Z AUTO 30009KT 10SM CLR M01/M05 A2984 RMK AO2 SLP133 T10061050 |
| 17:53 MST |  Overcast | 0°C / 32°F | -4°C / 25°F | 75% | 1010 mb (29.83 in) | NW 7 kph (NW 4.6 mph) | - | 10SM |
| | KGUP 240053Z AUTO 30004KT 10SM OVC035 00/M04 A2982 RMK AO2 SLP122 T00001044 |
| 17:07 MST |  Overcast | 0°C / 32°F | -4°C / 25°F | 75% | 1009 mb (29.8 in) | NW 15 kph (NW 9.2 mph) | - | 10SM |
| | KGUP 240007Z AUTO 31008KT 10SM SCT026 OVC031 00/M04 A2981 RMK AO2 |
| 16:53 MST |  Overcast | 0°C / 32°F | -4°C / 25°F | 75% | 1009 mb (29.8 in) | NW 15 kph (NW 9.2 mph) | - | 10SM |
| | KGUP 232353Z AUTO 32008KT 10SM BKN024 OVC031 00/M04 A2980 RMK AO2 SLP114 60000 T00001044 10017 21022 53028 |
| 15:53 MST |  Overcast | 1°C / 34°F | -3°C / 27°F | 75% | 1008 mb (29.77 in) | NW 11 kph (NW 6.9 mph) | - | 10SM |
| | KGUP 232253Z AUTO 32006KT 10SM OVC024 01/M03 A2976 RMK AO2 SLP096 T00061033 |
| 15:27 MST |  Overcast | 1°C / 34°F | -3°C / 27°F | 75% | 1007 mb (29.74 in) | N 6 kph (N 3.5 mph) | - | 10SM |
| | KGUP 232227Z AUTO 01003KT 10SM OVC028 01/M03 A2974 RMK AO2 |
| 15:07 MST |  Overcast | 1°C / 34°F | -4°C / 25°F | 70% | 1007 mb (29.74 in) | NE 9 kph (NE 5.8 mph) | - | 10SM |
| | KGUP 232207Z AUTO 05005KT 10SM OVC030 01/M04 A2973 RMK AO2 |
| 14:53 MST |  Overcast | 1°C / 34°F | -3°C / 27°F | 75% | 1007 mb (29.74 in) | ENE 11 kph (ENE 6.9 mph) | - | 10SM |
| | KGUP 232153Z AUTO 06006KT 10SM BKN027 OVC033 01/M03 A2973 RMK AO2 SLP083 T00111033 |
| 14:36 MST |  Overcast | 1°C / 34°F | -3°C / 27°F | 75% | 1006 mb (29.71 in) | Calm | - | 10SM |
| | KGUP 232136Z AUTO 00000KT 10SM BKN027 BKN033 OVC040 01/M03 A2972 RMK AO2 |
| 13:53 MST |  Mostly Cloudy | 1°C / 34°F | -3°C / 27°F | 75% | 1006 mb (29.71 in) | SW 11 kph (SW 6.9 mph) | 0.00 mm (0.00 in) | 10SM |
| | KGUP 232053Z AUTO 22006KT 10SM FEW027 BKN041 01/M03 A2970 RMK AO2 SNE01 SLP072 P0000 60000 T00061028 56009 |
| 13:49 MST |  Mostly Cloudy | 1°C / 34°F | -3°C / 27°F | 75% | 1006 mb (29.71 in) | SW 11 kph (SW 6.9 mph) | 0.00 mm (0.00 in) | 10SM |
| | KGUP 232049Z AUTO 22006KT 10SM SCT027 BKN041 01/M03 A2970 RMK AO2 SNE01 P0000 |
| 12:57 MST |  Overcast Light Snow | -1°C / 30°F | -3°C / 27°F | 86% | 1006 mb (29.71 in) | SSW 11 kph (SSW 6.9 mph) | 0.00 mm (0.00 in) | 3SM |
| | KGUP 231957Z AUTO 25006KT 3SM -SN FEW011 SCT019 OVC028 M01/M03 A2971 RMK AO2 P0000 |
| 12:53 MST |  Overcast Light Snow | -1°C / 30°F | -3°C / 27°F | 86% | 1006 mb (29.71 in) | SSW 11 kph (SSW 6.9 mph) | 0.00 mm (0.00 in) | 1 1/2SM |
| | KGUP 231953Z AUTO 24006KT 1 1/2SM -SN BR SCT011 BKN019 OVC026 M01/M03 A2971 RMK AO2 SNB10 SLP086 P0000 T10111028 |
| 12:34 MST |  Overcast Light Snow | -1°C / 30°F | -4°C / 25°F | 80% | 1006 mb (29.71 in) | SSW 15 kph (SSW 9.2 mph) | 0.00 mm (0.00 in) | 1 1/2SM |
| | KGUP 231934Z AUTO 25008KT 1 1/2SM -SN BKN013 BKN023 OVC030 M01/M04 A2972 RMK AO2 SNB10 P0000 |
| 12:25 MST |  Overcast Light Snow | -1°C / 30°F | -4°C / 25°F | 80% | 1006 mb (29.71 in) | SSW 17 kph (SSW 10.4 mph) | 0.00 mm (0.00 in) | 1 3/4SM |
| | KGUP 231925Z AUTO 26009KT 1 3/4SM -SN SCT013 BKN023 OVC030 M01/M04 A2972 RMK AO2 SNB10 P0000 |
| 12:17 MST |  Overcast Light Snow | -1°C / 30°F | -5°C / 23°F | 75% | 1006 mb (29.71 in) | SSW 11 kph (SSW 6.9 mph) | 0.00 mm (0.00 in) | 4SM |
| | KGUP 231917Z AUTO 24006KT 4SM -SN FEW015 BKN029 OVC042 M01/M05 A2972 RMK AO2 SNB10 P0000 |
| 11:53 MST |  Overcast | -1°C / 30°F | -5°C / 23°F | 75% | 1007 mb (29.74 in) | SSW 13 kph (SSW 8.1 mph) | 0.00 mm (0.00 in) | 10SM |
| | KGUP 231853Z AUTO 24007KT 10SM OVC040 M01/M05 A2973 RMK AO2 SNB1757E09 SLP094 P0000 T10111050 |
| 10:53 MST |  Overcast | -2°C / 28°F | -5°C / 23°F | 80% | 1007 mb (29.74 in) | SSW 13 kph (SSW 8.1 mph) | 0.00 mm (0.00 in) | 10SM |
| | KGUP 231753Z AUTO 24007KT 10SM OVC036 M02/M05 A2974 RMK AO2 SNE17 SLP093 P0000 60001 T10221050 11022 21044 51013 |
| 10:24 MST |  Overcast | -2°C / 28°F | -4°C / 25°F | 86% | 1007 mb (29.74 in) | SSW 11 kph (SSW 6.9 mph) | 0.00 mm (0.00 in) | 10SM |
| | KGUP 231724Z AUTO 25006KT 10SM FEW019 OVC038 M02/M04 A2974 RMK AO2 SNE17 P0000 |
| 10:15 MST |  Overcast Light Snow | -2°C / 28°F | -4°C / 25°F | 86% | 1007 mb (29.74 in) | SSW 11 kph (SSW 6.9 mph) | 0.00 mm (0.00 in) | 6SM |
| | KGUP 231715Z AUTO 25006KT 6SM -SN BR BKN017 BKN026 OVC038 M02/M04 A2974 RMK AO2 P0000 |
| 10:08 MST |  Overcast Light Snow | -3°C / 27°F | -4°C / 25°F | 93% | 1007 mb (29.74 in) | SSW 11 kph (SSW 6.9 mph) | 0.00 mm (0.00 in) | 2 1/2SM |
| | KGUP 231708Z AUTO 24006KT 2 1/2SM -SN BR FEW008 BKN015 OVC035 M03/M04 A2974 RMK AO2 P0000 |
| 09:53 MST |  Obscured Light Snow | -3°C / 27°F | -4°C / 25°F | 93% | 1007 mb (29.74 in) | SSW 7 kph (SSW 4.6 mph) | 0.00 mm (0.00 in) | 1SM |
| | KGUP 231653Z AUTO 26004KT 1SM -SN BR VV013 M03/M04 A2973 RMK AO2 SNB10 SLP095 P0000 T10281044 |
| 09:39 MST |  Overcast Light Snow | -3°C / 27°F | -5°C / 23°F | 86% | 1007 mb (29.74 in) | SSW 9 kph (SSW 5.8 mph) | 0.00 mm (0.00 in) | 1 3/4SM |
| | KGUP 231639Z AUTO 26005KT 1 3/4SM -SN BR BKN016 OVC022 M03/M05 A2973 RMK AO2 SNB10 P0000 |
| 09:31 MST |  Overcast Light Snow | -3°C / 27°F | -5°C / 23°F | 86% | 1007 mb (29.74 in) | SSW 9 kph (SSW 5.8 mph) | 0.00 mm (0.00 in) | 1 1/4SM |
| | KGUP 231631Z AUTO 26005KT 1 1/4SM -SN BR BKN014 OVC024 M03/M05 A2973 RMK AO2 SNB10 P0000 |
| 09:24 MST |  Overcast Light Snow | -3°C / 27°F | -5°C / 23°F | 86% | 1007 mb (29.74 in) | SSW 9 kph (SSW 5.8 mph) | 0.00 mm (0.00 in) | 1 3/4SM |
| | KGUP 231624Z AUTO 26005KT 1 3/4SM -SN BR SCT014 OVC024 M03/M05 A2973 RMK AO2 SNB10 P0000 |
| 09:06 MST |  Overcast | -3°C / 27°F | -5°C / 23°F | 86% | 1006 mb (29.71 in) | SSW 6 kph (SSW 3.5 mph) | - | 10SM |
| | KGUP 231606Z AUTO 24003KT 10SM SCT014 OVC024 M03/M05 A2972 RMK AO2 |
| 08:53 MST |  Overcast | -3°C / 27°F | -5°C / 23°F | 86% | 1006 mb (29.71 in) | SSW 7 kph (SSW 4.6 mph) | - | 10SM |
| | KGUP 231553Z AUTO 24004KT 10SM BKN014 OVC024 M03/M05 A2971 RMK AO2 SLP082 T10331050 |
| 08:40 MST |  Overcast | -3°C / 27°F | -6°C / 21°F | 80% | 1006 mb (29.71 in) | SSW 7 kph (SSW 4.6 mph) | - | 10SM |
| | KGUP 231540Z AUTO 25004KT 10SM BKN014 BKN028 OVC050 M03/M06 A2971 RMK AO2 |
| 07:53 MST |  Overcast | -4°C / 25°F | -5°C / 23°F | 93% | 1005 mb (29.68 in) | S 6 kph (S 3.5 mph) | 0.00 mm (0.00 in) | 9SM |
| | KGUP 231453Z AUTO 19003KT 9SM OVC050 M04/M05 A2969 RMK AO2 SNE50 SLP077 P0000 60001 T10391050 53018 |
| 07:01 MST |  Overcast Light Snow | -4°C / 25°F | -5°C / 23°F | 93% | 1005 mb (29.68 in) | SSW 6 kph (SSW 3.5 mph) | 0.00 mm (0.00 in) | 3SM |
| | KGUP 231401Z AUTO 24003KT 3SM -SN BR SCT022 OVC050 M04/M05 A2967 RMK AO2 P0000 |
| 06:58 MST |  Overcast Light Snow | -4°C / 25°F | -5°C / 23°F | 93% | 1005 mb (29.68 in) | Calm | 0.00 mm (0.00 in) | 2 1/2SM |
| | KGUP 231358Z AUTO 00000KT 2 1/2SM -SN BR BKN022 OVC050 M04/M05 A2967 RMK AO2 P0000 |
| 06:53 MST |  Overcast Light Snow | -4°C / 25°F | -5°C / 23°F | 93% | 1005 mb (29.68 in) | NW 6 kph (NW 3.5 mph) | 0.25 mm (0.01 in) | 3SM |
| | KGUP 231353Z AUTO 30003KT 3SM -SN BR SCT022 OVC050 M04/M05 A2967 RMK AO2 SLP069 P0001 T10391050 |
| 06:40 MST |  Overcast Light Snow | -4°C / 25°F | -5°C / 23°F | 93% | 1004 mb (29.65 in) | SSW 6 kph (SSW 3.5 mph) | 0.25 mm (0.01 in) | 3SM |
| | KGUP 231340Z AUTO 26003KT 3SM -SN BR OVC050 M04/M05 A2966 RMK AO2 P0001 |
| 06:29 MST |  Overcast Light Snow | -4°C / 25°F | -5°C / 23°F | 93% | 1004 mb (29.65 in) | SSW 6 kph (SSW 3.5 mph) | 0.25 mm (0.01 in) | 2 1/2SM |
| | KGUP 231329Z AUTO 26003KT 2 1/2SM -SN BR FEW020 OVC050 M04/M05 A2966 RMK AO2 P0001 |
| 05:53 MST |  Overcast Light Snow | -4°C / 25°F | -6°C / 21°F | 86% | 1004 mb (29.65 in) | SW 11 kph (SW 6.9 mph) | 0.00 mm (0.00 in) | 6SM |
| | KGUP 231253Z AUTO 23006KT 6SM -SN BR SCT017 OVC050 M04/M06 A2965 RMK AO2 SNB06 SLP060 P0000 T10391056 |
| 04:53 MST |  Overcast | -4°C / 25°F | -6°C / 21°F | 86% | 1003 mb (29.62 in) | Calm | 0.00 mm (0.00 in) | 9SM |
| | KGUP 231153Z AUTO 00000KT 9SM OVC019 M04/M06 A2963 RMK AO2 SNB04E53 SLP048 P0000 60000 70010 T10391056 11017 21039 51004 |
| 04:32 MST |  Overcast Light Snow | -4°C / 25°F | -6°C / 21°F | 86% | 1003 mb (29.62 in) | SSE 7 kph (SSE 4.6 mph) | 0.00 mm (0.00 in) | 9SM |
| | KGUP 231132Z AUTO 20004KT 9SM -SN BKN023 OVC033 M04/M06 A2962 RMK AO2 SNB04 P0000 |
| 04:02 MST |  Overcast | -4°C / 25°F | -6°C / 21°F | 86% | 1003 mb (29.62 in) | SW 15 kph (SW 9.2 mph) | - | 10SM |
| | KGUP 231102Z AUTO 22008KT 10SM FEW016 SCT025 OVC085 M04/M06 A2962 RMK AO2 |
| 03:53 MST |  Overcast | -3°C / 27°F | -6°C / 21°F | 80% | 1003 mb (29.62 in) | SW 17 kph (SW 10.4 mph) | 0.00 mm (0.00 in) | 10SM |
| | KGUP 231053Z AUTO 21009KT 10SM SCT018 BKN026 OVC080 M03/M06 A2962 RMK AO2 SNE38 SLP046 P0000 T10331056 |
| 03:12 MST |  Overcast Light Snow | -3°C / 27°F | -5°C / 23°F | 86% | 1003 mb (29.62 in) | SSE 7 kph (SSE 4.6 mph) | 0.00 mm (0.00 in) | 4SM |
| | KGUP 231012Z AUTO 20004KT 4SM -SN BR BKN017 BKN027 OVC037 M03/M05 A2963 RMK AO2 P0000 |
| 02:57 MST |  Overcast Light Snow | -3°C / 27°F | -5°C / 23°F | 86% | 1003 mb (29.62 in) | SSE 7 kph (SSE 4.6 mph) | 0.00 mm (0.00 in) | 2 1/2SM |
| | KGUP 230957Z AUTO 20004KT 2 1/2SM -SN BR SCT017 BKN027 OVC065 M03/M05 A2963 RMK AO2 P0000 |
| 02:53 MST |  Overcast Light Snow | -3°C / 27°F | -5°C / 23°F | 86% | 1003 mb (29.62 in) | SSE 9 kph (SSE 5.8 mph) | 0.00 mm (0.00 in) | 3SM |
| | KGUP 230953Z AUTO 20005KT 3SM -SN BR FEW017 BKN038 OVC065 M03/M05 A2963 RMK AO2 SNB13 SLP047 P0000 T10331050 |
| 02:34 MST |  Overcast | -3°C / 27°F | -6°C / 21°F | 80% | 1003 mb (29.62 in) | S 11 kph (S 6.9 mph) | 0.00 mm (0.00 in) | 9SM |
| | KGUP 230934Z AUTO 19006KT 9SM FEW021 BKN039 OVC065 M03/M06 A2962 RMK AO2 SNB13E32 P0000 |
| 01:53 MST |  Overcast | -3°C / 27°F | -6°C / 21°F | 80% | 1003 mb (29.62 in) | SW 15 kph (SW 9.2 mph) | 0.00 mm (0.00 in) | 10SM |
| | KGUP 230853Z AUTO 22008KT 10SM BKN018 BKN023 OVC060 M03/M06 A2962 RMK AO2 SNB19E33 SLP043 P0000 60000 T10331056 51002 |
| 01:30 MST |  Overcast Light Snow | -3°C / 27°F | -6°C / 21°F | 80% | 1003 mb (29.62 in) | SW 17 kph (SW 10.4 mph) | 0.00 mm (0.00 in) | 9SM |
| | KGUP 230830Z AUTO 21009KT 9SM -SN BKN018 OVC060 M03/M06 A2961 RMK AO2 SNB19 P0000 |
| 00:53 MST |  Overcast | -3°C / 27°F | -6°C / 21°F | 80% | 1003 mb (29.62 in) | SSE 15 kph (SSE 9.2 mph) | - | 10SM |
| | KGUP 230753Z AUTO 20008KT 10SM FEW022 SCT041 OVC055 M03/M06 A2961 RMK AO2 SLP036 T10331061 |
| 00:43 MST |  Overcast | -4°C / 25°F | -7°C / 19°F | 80% | 1003 mb (29.62 in) | SW 11 kph (SW 6.9 mph) | - | 10SM |
| | KGUP 230743Z AUTO 21006KT 10SM SCT024 BKN035 OVC055 M04/M07 A2961 RMK AO2 |