| 14:53 MST |  Mostly Cloudy | 2°C / 36°F | -3°C / 27°F | 70% | 1016 mb (30 in) | NW 24 kph (NW 15 mph) | - | 10SM |
| | KHEI 282153Z AUTO 32013G19KT 10SM BKN023 02/M03 A3000 RMK AO2 SLP184 T00221028 |
| 13:53 MST |  Overcast | 3°C / 37°F | -2°C / 28°F | 70% | 1016 mb (30 in) | NW 26 kph (NW 16.1 mph) | - | 10SM |
| | KHEI 282053Z AUTO 31014KT 10SM BKN022 OVC029 03/M02 A2999 RMK AO2 SLP183 T00281022 56002 |
| 12:53 MST |  Overcast | 2°C / 36°F | -2°C / 28°F | 75% | 1016 mb (30 in) | NW 26 kph (NW 16.1 mph) | - | 10SM |
| | KHEI 281953Z AUTO 30014G19KT 10SM FEW013 OVC029 02/M02 A2999 RMK AO2 SLP184 T00221017 |
| 12:40 MST |  Overcast | 2°C / 36°F | -2°C / 28°F | 75% | 1016 mb (30 in) | NW 24 kph (NW 15 mph) | - | 10SM |
| | KHEI 281940Z AUTO 31013KT 10SM SCT013 OVC031 02/M02 A3000 RMK AO2 |
| 11:53 MST |  Overcast | 2°C / 36°F | -2°C / 28°F | 75% | 1016 mb (30 in) | NW 28 kph (NW 17.3 mph) | - | 10SM |
| | KHEI 281853Z AUTO 31015KT 10SM BKN013 OVC034 02/M02 A3000 RMK AO2 SLP182 T00221017 |
| 11:04 MST |  Overcast | 2°C / 36°F | -2°C / 28°F | 75% | 1016 mb (30 in) | NW 35 kph (NW 21.9 mph) | - | 10SM |
| | KHEI 281804Z AUTO 32019G22KT 10SM BKN013 OVC023 02/M02 A3000 RMK AO2 |
| 10:53 MST |  Overcast | 2°C / 36°F | -2°C / 28°F | 75% | 1016 mb (30 in) | NW 30 kph (NW 18.4 mph) | - | 10SM |
| | KHEI 281753Z AUTO 31016KT 10SM BKN015 OVC023 02/M02 A3000 RMK AO2 SLP180 60000 T00221017 10022 21033 51016 |
| 10:25 MST |  Overcast | 2°C / 36°F | -2°C / 28°F | 75% | 1016 mb (30 in) | NW 24 kph (NW 15 mph) | - | 10SM |
| | KHEI 281725Z AUTO 32013KT 10SM SCT015 OVC023 02/M02 A2999 RMK AO2 |
| 09:53 MST |  Overcast | 2°C / 36°F | -2°C / 28°F | 75% | 1016 mb (30 in) | NW 26 kph (NW 16.1 mph) | - | 10SM |
| | KHEI 281653Z AUTO 32014KT 10SM OVC013 02/M02 A2999 RMK AO2 SLP176 T00171022 |
| 09:19 MST |  Overcast | 1°C / 34°F | -2°C / 28°F | 81% | 1015 mb (29.97 in) | NW 30 kph (NW 18.4 mph) | - | 10SM |
| | KHEI 281619Z AUTO 32016KT 10SM OVC013 01/M02 A2998 RMK AO2 |
| 08:53 MST |  Overcast | 1°C / 34°F | -2°C / 28°F | 81% | 1015 mb (29.97 in) | NW 20 kph (NW 12.7 mph) | - | 10SM |
| | KHEI 281553Z AUTO 30011KT 10SM OVC019 01/M02 A2998 RMK AO2 SLP172 T00111022 |
| 07:53 MST |  Overcast | 0°C / 32°F | -3°C / 27°F | 80% | 1014 mb (29.94 in) | NW 20 kph (NW 12.7 mph) | - | 10SM |
| | KHEI 281453Z AUTO 31011KT 10SM OVC017 00/M03 A2995 RMK AO2 SLP161 60000 T00001028 53027 |
| 07:28 MST |  Mostly Cloudy | 0°C / 32°F | -3°C / 27°F | 80% | 1014 mb (29.94 in) | NW 17 kph (NW 10.4 mph) | - | 10SM |
| | KHEI 281428Z AUTO 30009KT 10SM BKN017 00/M03 A2994 RMK AO2 |
| 06:53 MST |  Clear | -1°C / 30°F | -3°C / 27°F | 86% | 1013 mb (29.91 in) | Calm | 0.00 mm (0.00 in) | 10SM |
| | KHEI 281353Z AUTO 00000KT 10SM CLR M01/M03 A2991 RMK AO2 SNE00 SLP150 P0000 T10111033 |
| 05:53 MST |  Clear Light Snow | -3°C / 27°F | -5°C / 23°F | 86% | 1012 mb (29.88 in) | Calm | 0.00 mm (0.00 in) | 10SM |
| | KHEI 281253Z AUTO 00000KT 10SM -SN CLR M03/M05 A2989 RMK AO2 SNB51 SLP149 P0000 T10331050 |
| 04:53 MST |  Clear | -3°C / 27°F | -4°C / 25°F | 93% | 1011 mb (29.85 in) | NW 7 kph (NW 4.6 mph) | - | 10SM |
| | KHEI 281153Z AUTO 32004KT 10SM CLR M03/M04 A2986 RMK AO2 SLP134 T10281044 10017 21033 53014 |
| 03:53 MST |  Partly Cloudy | -2°C / 28°F | -4°C / 25°F | 86% | 1010 mb (29.83 in) | W 9 kph (W 5.8 mph) | - | 10SM |
| | KHEI 281053Z AUTO 28005KT 10SM SCT110 M02/M04 A2984 RMK AO2 SLP122 T10221039 |
| 02:53 MST |  Clear | -2°C / 28°F | -4°C / 25°F | 86% | 1010 mb (29.83 in) | Calm | - | 10SM |
| | KHEI 280953Z AUTO 00000KT 10SM CLR M02/M04 A2983 RMK AO2 SLP116 T10221039 |
| 01:53 MST |  Clear | -3°C / 27°F | -4°C / 25°F | 93% | 1010 mb (29.83 in) | NW 6 kph (NW 3.5 mph) | - | 10SM |
| | KHEI 280853Z AUTO 32003KT 10SM CLR M03/M04 A2982 RMK AO2 SLP111 T10281044 53011 |
| 00:53 MST |  Clear | -3°C / 27°F | -6°C / 21°F | 80% | 1009 mb (29.8 in) | N 6 kph (N 3.5 mph) | - | 10SM |
| | KHEI 280753Z AUTO 36003KT 10SM CLR M03/M06 A2980 RMK AO2 SLP106 T10331056 |