| 17:52 MST |  Overcast | -7°C / 19°F | -12°C / 10°F | 68% | 1019 mb (30.09 in) | N 22 kph (N 13.8 mph) | - | 10SM |
| | KIEN 030052Z AUTO 35012G19KT 10SM SCT021 OVC060 M07/M12 A3009 RMK AO2 SLP240 T10721117 |
| 16:52 MST |  Overcast | -7°C / 19°F | -11°C / 12°F | 73% | 1019 mb (30.09 in) | N 19 kph (N 11.5 mph) | - | 10SM |
| | KIEN 022352Z AUTO 36010KT 10SM FEW039 BKN046 OVC070 M07/M11 A3008 RMK AO2 SLP230 60000 T10671111 11017 21067 53012 |
| 15:52 MST |  Overcast | -4°C / 25°F | -16°C / 3°F | 39% | 1018 mb (30.06 in) | N 20 kph (N 12.7 mph) | - | 10SM |
| | KIEN 022252Z AUTO 35011G20KT 10SM BKN060 OVC080 M04/M16 A3005 RMK AO2 SLP219 T10441156 |
| 14:52 MST |  Overcast | -4°C / 25°F | -14°C / 7°F | 46% | 1017 mb (30.03 in) | N 26 kph (N 16.1 mph) | 0.00 mm (0.00 in) | 10SM |
| | KIEN 022152Z AUTO 35014G17KT 10SM FEW037 OVC050 M04/M14 A3004 RMK AO2 SNE02 SLP212 P0000 T10441139 |
| 13:52 MST |  Overcast Light Snow | -5°C / 23°F | -9°C / 16°F | 74% | 1017 mb (30.03 in) | N 24 kph (N 15 mph) | 0.00 mm (0.00 in) | 3SM |
| | KIEN 022052Z AUTO 01013G20KT 3SM -SN OVC030 M05/M09 A3004 RMK AO2 SNB11 SLP213 P0000 60000 T10501094 55010 |
| 13:30 MST |  Overcast Light Snow | -4°C / 25°F | -10°C / 14°F | 63% | 1017 mb (30.03 in) | N 22 kph (N 13.8 mph) | 0.00 mm (0.00 in) | 7SM |
| | KIEN 022030Z AUTO 01012KT 7SM -SN BKN022 OVC030 M04/M10 A3004 RMK AO2 SNB11 P0000 |
| 13:20 MST |  Overcast Light Snow | -4°C / 25°F | -10°C / 14°F | 63% | 1017 mb (30.03 in) | NNE 22 kph (NNE 13.8 mph) | 0.00 mm (0.00 in) | 2SM |
| | KIEN 022020Z AUTO 02012G17KT 2SM -SN BKN026 OVC037 M04/M10 A3004 RMK AO2 SNB11 P0000 |
| 12:52 MST |  Mostly Cloudy | -2°C / 28°F | -13°C / 9°F | 43% | 1017 mb (30.03 in) | N 20 kph (N 12.7 mph) | 0.00 mm (0.00 in) | 10SM |
| | KIEN 021952Z AUTO 35011G14KT 10SM FEW041 SCT055 BKN080 M02/M13 A3003 RMK AO2 SNE1858 SLP205 P0000 T10221128 |
| 11:52 MST |  Overcast Light Snow | -3°C / 27°F | -13°C / 9°F | 46% | 1018 mb (30.06 in) | NNW 11 kph (NNW 6.9 mph) | 0.00 mm (0.00 in) | 9SM |
| | KIEN 021852Z AUTO 33006KT 9SM -SN BKN039 BKN049 OVC060 M03/M13 A3005 RMK AO2 SNB45 SLP212 P0000 T10331128 |
| 10:52 MST |  Overcast | -3°C / 27°F | -13°C / 9°F | 46% | 1018 mb (30.06 in) | NW 17 kph (NW 10.4 mph) | - | 10SM |
| | KIEN 021752Z AUTO 31009KT 10SM OVC070 M03/M13 A3007 RMK AO2 SLP219 T10331133 11033 21106 58008 |
| 09:52 MST |  Overcast | -3°C / 27°F | -12°C / 10°F | 50% | 1019 mb (30.09 in) | NW 17 kph (NW 10.4 mph) | - | 10SM |
| | KIEN 021652Z AUTO 31009KT 10SM OVC070 M03/M12 A3009 RMK AO2 SLP224 T10331122 |
| 08:52 MST |  Mostly Cloudy | -6°C / 21°F | -12°C / 10°F | 63% | 1019 mb (30.09 in) | W 9 kph (W 5.8 mph) | - | 10SM |
| | KIEN 021552Z AUTO 28005KT 10SM BKN070 M06/M12 A3010 RMK AO2 SLP231 T10561122 |
| 07:52 MST |  Mostly Cloudy | -9°C / 16°F | -13°C / 9°F | 73% | 1019 mb (30.09 in) | Calm | - | 10SM |
| | KIEN 021452Z AUTO 00000KT 10SM BKN065 M09/M13 A3010 RMK AO2 SLP236 T10941128 51009 |
| 06:52 MST |  Clear | -10°C / 14°F | -13°C / 9°F | 79% | 1019 mb (30.09 in) | Calm | - | 10SM |
| | KIEN 021352Z AUTO 00000KT 10SM CLR M10/M13 A3009 RMK AO2 SLP235 T11001133 |
| 05:52 MST |  Partly Cloudy | -9°C / 16°F | -13°C / 9°F | 73% | 1019 mb (30.09 in) | NW 6 kph (NW 3.5 mph) | - | 10SM |
| | KIEN 021252Z AUTO 31003KT 10SM SCT060 M09/M13 A3008 RMK AO2 SLP230 T10891128 |
| 04:52 MST |  Overcast | -6°C / 21°F | -10°C / 14°F | 74% | 1018 mb (30.06 in) | W 7 kph (W 4.6 mph) | - | 10SM |
| | KIEN 021152Z AUTO 28004KT 10SM FEW035 OVC055 M06/M10 A3007 RMK AO2 SLP220 T10561100 11028 21061 51000 |
| 03:52 MST |  Overcast | -6°C / 21°F | -11°C / 12°F | 68% | 1018 mb (30.06 in) | NW 7 kph (NW 4.6 mph) | - | 10SM |
| | KIEN 021052Z AUTO 31004KT 10SM OVC055 M06/M11 A3007 RMK AO2 SLP218 T10561106 |
| 02:52 MST |  Overcast | -4°C / 25°F | -11°C / 12°F | 59% | 1019 mb (30.09 in) | WNW 7 kph (WNW 4.6 mph) | - | 10SM |
| | KIEN 020952Z AUTO 29004KT 10SM OVC055 M04/M11 A3008 RMK AO2 SLP215 T10391111 |
| 01:52 MST |  Overcast | -4°C / 25°F | -12°C / 10°F | 54% | 1018 mb (30.06 in) | NW 9 kph (NW 5.8 mph) | - | 10SM |
| | KIEN 020852Z AUTO 31005KT 10SM OVC055 M04/M12 A3007 RMK AO2 SLP211 T10391117 53001 |
| 00:52 MST |  Overcast | -3°C / 27°F | -12°C / 10°F | 50% | 1018 mb (30.06 in) | NNW 7 kph (NNW 4.6 mph) | - | 10SM |
| | KIEN 020752Z AUTO 34004KT 10SM OVC055 M03/M12 A3007 RMK AO2 SLP208 T10331122 |