| 06:51 MST |  Clear | 1°C / 34°F | -4°C / 25°F | 70% | 1012 mb (29.88 in) | N 19 kph (N 11.5 mph) | - | 10SM |
| | KIGM 231351Z AUTO 35010KT 10SM CLR 01/M04 A2988 RMK AO2 SLP099 T00111044 FZRANO TSNO |
| 05:51 MST |  Overcast | 1°C / 34°F | -3°C / 27°F | 75% | 1010 mb (29.83 in) | N 15 kph (N 9.2 mph) | - | 10SM |
| | KIGM 231251Z AUTO 35008KT 10SM OVC038 01/M03 A2984 RMK AO2 SLP084 T00111033 FZRANO TSNO |
| 04:51 MST |  Overcast | 2°C / 36°F | -2°C / 28°F | 75% | 1009 mb (29.8 in) | NNW 19 kph (NNW 11.5 mph) | - | 10SM |
| | KIGM 231151Z AUTO 34010KT 10SM OVC034 02/M02 A2981 RMK AO2 SLP071 60001 70019 T00221022 10022 20006 53016 FZRANO TSNO |
| 03:51 MST |  Overcast | 2°C / 36°F | -1°C / 30°F | 81% | 1008 mb (29.77 in) | NNE 11 kph (NNE 6.9 mph) | - | 10SM |
| | KIGM 231051Z AUTO 02006KT 10SM OVC030 02/M01 A2978 RMK AO2 SLP063 T00221006 FZRANO TSNO |
| 02:51 MST |  Overcast | 2°C / 36°F | 0°C / 32°F | 87% | 1008 mb (29.77 in) | ENE 7 kph (ENE 4.6 mph) | - | 10SM |
| | KIGM 230951Z AUTO 06004KT 10SM OVC020 02/00 A2976 RMK AO2 SLP056 T00170000 FZRANO TSNO |
| 01:51 MST |  Overcast | 2°C / 36°F | 1°C / 34°F | 93% | 1007 mb (29.74 in) | NNE 7 kph (NNE 4.6 mph) | - | 10SM |
| | KIGM 230851Z AUTO 02004KT 10SM OVC024 02/01 A2975 RMK AO2 SLP054 60001 T00220006 52013 FZRANO TSNO |
| 00:51 MST |  Overcast | 2°C / 36°F | 1°C / 34°F | 93% | 1007 mb (29.74 in) | Calm | - | 10SM |
| | KIGM 230751Z AUTO 00000KT 10SM FEW014 SCT022 OVC028 02/01 A2974 RMK AO2 SLP048 T00220006 FZRANO TSNO |
| 00:44 MST |  Overcast | 2°C / 36°F | 1°C / 34°F | 93% | 1007 mb (29.74 in) | Calm | - | 10SM |
| | KIGM 230744Z AUTO 00000KT 10SM SCT014 SCT022 OVC030 02/01 A2973 RMK AO2 FZRANO TSNO |
| 00:28 MST |  Overcast | 2°C / 36°F | 1°C / 34°F | 93% | 1007 mb (29.74 in) | NNW 6 kph (NNW 3.5 mph) | - | 10SM |
| | KIGM 230728Z AUTO 33003KT 10SM BKN014 OVC024 02/01 A2973 RMK AO2 FZRANO TSNO |
| 00:04 MST |  Overcast | 2°C / 36°F | 0°C / 32°F | 87% | 1007 mb (29.74 in) | Calm | - | 10SM |
| | KIGM 230704Z AUTO 00000KT 10SM BKN016 BKN026 OVC036 02/00 A2973 RMK AO2 FZRANO TSNO |