| 13:55 MST |  Overcast | 0°C / 32°F | -7°C / 19°F | 60% | 1012 mb (29.88 in) | NNW 15 kph (NNW 9.2 mph) | 0.00 mm (0.00 in) | 10SM |
| | KPHP 052055Z AUTO 34008KT 10SM BKN070 OVC110 00/M07 A2988 RMK AO2 SNB19E31 SLP150 P0000 60000 T00001067 51008 TSNO |
| 12:55 MST |  Mostly Cloudy | -1°C / 30°F | -8°C / 18°F | 59% | 1012 mb (29.88 in) | NNW 15 kph (NNW 9.2 mph) | 0.00 mm (0.00 in) | 10SM |
| | KPHP 051955Z AUTO 33008KT 10SM BKN060 M01/M08 A2988 RMK AO2 SNE07B27E38 SLP149 P0000 T10111078 TSNO |
| 11:55 MST |  Mostly Cloudy Light Snow | -1°C / 30°F | -9°C / 16°F | 55% | 1012 mb (29.88 in) | NW 20 kph (NW 12.7 mph) | 0.00 mm (0.00 in) | 10SM |
| | KPHP 051855Z AUTO 32011KT 10SM -SN BKN080 M01/M09 A2987 RMK AO2 SNB54 SLP145 P0000 T10111089 TSNO |
| 10:55 MST |  Overcast | -2°C / 28°F | -9°C / 16°F | 59% | 1011 mb (29.85 in) | NNW 13 kph (NNW 8.1 mph) | - | 10SM |
| | KPHP 051755Z AUTO 33007KT 10SM OVC055 M02/M09 A2986 RMK AO2 SLP144 60000 T10221094 11017 21117 50012 TSNO |
| 09:55 MST |  Mostly Cloudy | -4°C / 25°F | -9°C / 16°F | 69% | 1012 mb (29.88 in) | NNW 11 kph (NNW 6.9 mph) | 0.00 mm (0.00 in) | 10SM |
| | KPHP 051655Z AUTO 33006KT 10SM BKN075 M04/M09 A2987 RMK AO2 UPE01 SLP147 P0000 T10391094 TSNO |
| 08:55 MST |  Mostly Cloudy Unknown Precip | -5°C / 23°F | -10°C / 14°F | 68% | 1011 mb (29.85 in) | NW 9 kph (NW 5.8 mph) | 0.00 mm (0.00 in) | 10SM |
| | KPHP 051555Z AUTO 32005KT 10SM UP BKN080 BKN095 M05/M10 A2985 RMK AO2 UPB21 SLP142 P0000 T10501100 TSNO |
| 07:55 MST |  Overcast | -9°C / 16°F | -12°C / 10°F | 79% | 1010 mb (29.83 in) | NW 6 kph (NW 3.5 mph) | - | 10SM |
| | KPHP 051455Z AUTO 31003KT 10SM BKN070 OVC085 M09/M12 A2982 RMK AO2 SLP136 60000 T10941122 53013 TSNO |
| 06:55 MST |  Overcast | -11°C / 12°F | -13°C / 9°F | 85% | 1009 mb (29.8 in) | Calm | 0.00 mm (0.00 in) | 10SM |
| | KPHP 051355Z AUTO 00000KT 10SM OVC100 M11/M13 A2981 RMK AO2 SNB18E28 SLP130 P0000 T11111133 TSNO |
| 05:55 MST |  Mostly Cloudy | -11°C / 12°F | -13°C / 9°F | 85% | 1009 mb (29.8 in) | Calm | - | 10SM |
| | KPHP 051255Z AUTO 00000KT 10SM BKN100 M11/M13 A2979 RMK AO2 SLP122 T11111128 TSNO |
| 04:55 MST |  Overcast | -11°C / 12°F | -13°C / 9°F | 85% | 1008 mb (29.77 in) | W 7 kph (W 4.6 mph) | - | 10SM |
| | KPHP 051155Z AUTO 28004KT 10SM OVC110 M11/M13 A2978 RMK AO2 SLP119 60000 T11061133 11106 21161 53004 TSNO |
| 03:55 MST |  Mostly Cloudy | -13°C / 9°F | -15°C / 5°F | 85% | 1008 mb (29.77 in) | WNW 6 kph (WNW 3.5 mph) | - | 10SM |
| | KPHP 051055Z AUTO 29003KT 10SM BKN110 M13/M15 A2977 RMK AO2 SLP111 T11281150 TSNO |
| 02:55 MST |  Mostly Cloudy | -14°C / 7°F | -16°C / 3°F | 85% | 1008 mb (29.77 in) | Calm | 0.00 mm (0.00 in) | 10SM |
| | KPHP 050955Z AUTO 00000KT 10SM BKN120 M14/M16 A2977 RMK AO2 SNB17E49 SLP111 P0000 T11391161 TSNO |
| 01:55 MST |  Clear | -15°C / 5°F | -17°C / 1°F | 85% | 1008 mb (29.77 in) | WNW 7 kph (WNW 4.6 mph) | - | 10SM |
| | KPHP 050855Z AUTO 29004KT 10SM CLR M15/M17 A2977 RMK AO2 SLP114 60000 T11501167 53001 TSNO |
| 00:55 MST |  Clear | -16°C / 3°F | -17°C / 1°F | 92% | 1007 mb (29.74 in) | Calm | - | 10SM |
| | KPHP 050755Z AUTO 00000KT 10SM CLR M16/M17 A2975 RMK AO2 SLP110 T11561172 TSNO |