| 16:55 MST |  Clear | 12°C / 54°F | -3°C / 27°F | 35% | 1015 mb (29.97 in) | NW 7 kph (NW 4.6 mph) | - | 10SM |
| | KCGZ 232355Z AUTO 30004KT 10SM CLR 12/M03 A2996 RMK AO1 10120 20080 401200010 52017 |
| 16:35 MST |  Clear | 12°C / 54°F | -3°C / 27°F | 35% | 1015 mb (29.97 in) | WNW 15 kph (WNW 9.2 mph) | - | 10SM |
| | KCGZ 232335Z AUTO 29008KT 10SM CLR 12/M03 A2996 RMK AO1 |
| 16:15 MST |  Clear | 12°C / 54°F | -3°C / 27°F | 35% | 1014 mb (29.94 in) | SSW 17 kph (SSW 10.4 mph) | - | 10SM |
| | KCGZ 232315Z AUTO 26009KT 10SM CLR 12/M03 A2995 RMK AO1 |
| 15:55 MST |  Clear | 12°C / 54°F | -3°C / 27°F | 35% | 1014 mb (29.94 in) | W 13 kph (W 8.1 mph) | - | 10SM |
| | KCGZ 232255Z AUTO 28007KT 10SM CLR 12/M03 A2994 RMK AO1 |
| 15:35 MST |  Clear | 12°C / 54°F | -3°C / 27°F | 35% | 1014 mb (29.94 in) | W 11 kph (W 6.9 mph) | - | 10SM |
| | KCGZ 232235Z AUTO 28006KT 10SM CLR 12/M03 A2995 RMK AO1 |
| 15:15 MST |  Clear | 12°C / 54°F | -3°C / 27°F | 35% | 1014 mb (29.94 in) | NW 11 kph (NW 6.9 mph) | - | 10SM |
| | KCGZ 232215Z AUTO 30006KT 10SM CLR 12/M03 A2993 RMK AO1 |
| 14:55 MST |  Clear | 12°C / 54°F | -3°C / 27°F | 35% | 1013 mb (29.91 in) | SSW 9 kph (SSW 5.8 mph) | - | 10SM |
| | KCGZ 232155Z AUTO 26005KT 10SM CLR 12/M03 A2992 RMK AO1 |
| 14:35 MST |  Clear | 11°C / 52°F | -3°C / 27°F | 38% | 1013 mb (29.91 in) | W 7 kph (W 4.6 mph) | - | 10SM |
| | KCGZ 232135Z AUTO 27004KT 10SM CLR 11/M03 A2992 RMK AO1 |
| 14:15 MST |  Clear | 11°C / 52°F | -3°C / 27°F | 38% | 1013 mb (29.91 in) | SSW 13 kph (SSW 8.1 mph) | - | 10SM |
| | KCGZ 232115Z AUTO 25007KT 10SM CLR 11/M03 A2991 RMK AO1 |
| 13:55 MST |  Clear | 11°C / 52°F | -3°C / 27°F | 38% | 1013 mb (29.91 in) | SSW 11 kph (SSW 6.9 mph) | - | 10SM |
| | KCGZ 232055Z AUTO 25006KT 10SM CLR 11/M03 A2991 RMK AO1 57007 |
| 13:35 MST |  Clear | 11°C / 52°F | -3°C / 27°F | 38% | 1013 mb (29.91 in) | SSW 11 kph (SSW 6.9 mph) | - | 10SM |
| | KCGZ 232035Z AUTO 26006KT 10SM CLR 11/M03 A2991 RMK AO1 |
| 13:15 MST |  Clear | 10°C / 50°F | -3°C / 27°F | 40% | 1013 mb (29.91 in) | SSW 9 kph (SSW 5.8 mph) | - | 10SM |
| | KCGZ 232015Z AUTO 26005KT 10SM CLR 10/M03 A2991 RMK AO1 |
| 12:55 MST |  Clear | 10°C / 50°F | -3°C / 27°F | 40% | 1013 mb (29.91 in) | SW 13 kph (SW 8.1 mph) | - | 10SM |
| | KCGZ 231955Z AUTO 23007KT 10SM CLR 10/M03 A2991 RMK AO1 |
| 12:35 MST |  Clear | 10°C / 50°F | -3°C / 27°F | 40% | 1013 mb (29.91 in) | SSW 6 kph (SSW 3.5 mph) | - | 10SM |
| | KCGZ 231935Z AUTO 25003KT 10SM CLR 10/M03 A2992 RMK AO1 |
| 12:15 MST |  Clear | 9°C / 48°F | -4°C / 25°F | 40% | 1014 mb (29.94 in) | SSW 11 kph (SSW 6.9 mph) | - | 10SM |
| | KCGZ 231915Z AUTO 26006KT 10SM CLR 09/M04 A2993 RMK AO1 |
| 11:55 MST |  Clear | 9°C / 48°F | -4°C / 25°F | 40% | 1014 mb (29.94 in) | W 15 kph (W 9.2 mph) | - | 10SM |
| | KCGZ 231855Z AUTO 27008KT 10SM CLR 09/M04 A2994 RMK AO1 |
| 11:35 MST |  Clear | 9°C / 48°F | -4°C / 25°F | 40% | 1014 mb (29.94 in) | SSW 13 kph (SSW 8.1 mph) | - | 10SM |
| | KCGZ 231835Z AUTO 26007KT 10SM CLR 09/M04 A2994 RMK AO1 |
| 11:15 MST |  Partly Cloudy | 9°C / 48°F | -4°C / 25°F | 40% | 1014 mb (29.94 in) | SSW 17 kph (SSW 10.4 mph) | - | 10SM |
| | KCGZ 231815Z AUTO 25009KT 10SM FEW044 09/M04 A2994 RMK AO1 |
| 10:55 MST |  Mostly Cloudy | 8°C / 46°F | -4°C / 25°F | 43% | 1014 mb (29.94 in) | SSW 19 kph (SSW 11.5 mph) | - | 10SM |
| | KCGZ 231755Z AUTO 26010KT 10SM BKN044 08/M04 A2993 RMK AO1 10080 20010 52024 |
| 10:35 MST |  Clear | 7°C / 45°F | -5°C / 23°F | 42% | 1014 mb (29.94 in) | SSW 19 kph (SSW 11.5 mph) | - | 10SM |
| | KCGZ 231735Z AUTO 25010KT 10SM CLR 07/M05 A2994 RMK AO1 |
| 10:15 MST |  Partly Cloudy | 7°C / 45°F | -6°C / 21°F | 39% | 1014 mb (29.94 in) | SSW 15 kph (SSW 9.2 mph) | - | 10SM |
| | KCGZ 231715Z AUTO 26008KT 10SM SCT070 07/M06 A2993 RMK AO1 |
| 09:55 MST |  Overcast | 6°C / 43°F | -6°C / 21°F | 42% | 1013 mb (29.91 in) | SSW 11 kph (SSW 6.9 mph) | - | 10SM |
| | KCGZ 231655Z AUTO 26006KT 10SM OVC070 06/M06 A2992 RMK AO1 |
| 09:35 MST |  Overcast | 6°C / 43°F | -6°C / 21°F | 42% | 1013 mb (29.91 in) | W 13 kph (W 8.1 mph) | - | 10SM |
| | KCGZ 231635Z AUTO 27007KT 10SM OVC070 06/M06 A2992 RMK AO1 |
| 09:15 MST |  Overcast | 4°C / 39°F | -7°C / 19°F | 45% | 1013 mb (29.91 in) | W 9 kph (W 5.8 mph) | - | 10SM |
| | KCGZ 231615Z AUTO 27005KT 10SM BKN070 OVC095 04/M07 A2991 RMK AO1 |
| 08:55 MST |  Overcast | 4°C / 39°F | -7°C / 19°F | 45% | 1012 mb (29.88 in) | W 7 kph (W 4.6 mph) | - | 10SM |
| | KCGZ 231555Z AUTO 27004KT 10SM FEW070 OVC095 04/M07 A2989 RMK AO1 |
| 08:35 MST |  Mostly Cloudy | 4°C / 39°F | -7°C / 19°F | 45% | 1012 mb (29.88 in) | Calm | - | 10SM |
| | KCGZ 231535Z AUTO 00000KT 10SM BKN095 04/M07 A2988 RMK AO1 |
| 08:15 MST |  Clear | 3°C / 37°F | -7°C / 19°F | 48% | 1012 mb (29.88 in) | Calm | - | 10SM |
| | KCGZ 231515Z AUTO 00000KT 10SM CLR 03/M07 A2987 RMK AO1 |
| 07:55 MST |  Clear | 2°C / 36°F | -8°C / 18°F | 48% | 1011 mb (29.85 in) | Calm | - | 10SM |
| | KCGZ 231455Z AUTO 00000KT 10SM CLR 02/M08 A2986 RMK AO1 52027 |
| 07:35 MST |  Clear | 2°C / 36°F | -8°C / 18°F | 48% | 1011 mb (29.85 in) | Calm | - | 10SM |
| | KCGZ 231435Z AUTO 00000KT 10SM CLR 02/M08 A2985 RMK AO1 |
| 07:15 MST |  Clear | 2°C / 36°F | -8°C / 18°F | 48% | 1010 mb (29.83 in) | Calm | - | 10SM |
| | KCGZ 231415Z AUTO 00000KT 10SM CLR 02/M08 A2983 RMK AO1 |
| 06:55 MST |  Clear | 3°C / 37°F | -8°C / 18°F | 45% | 1010 mb (29.83 in) | W 9 kph (W 5.8 mph) | - | 10SM |
| | KCGZ 231355Z AUTO 27005KT 10SM CLR 03/M08 A2983 RMK AO1 |
| 06:35 MST |  Clear | 2°C / 36°F | -8°C / 18°F | 48% | 1010 mb (29.83 in) | SSW 11 kph (SSW 6.9 mph) | - | 10SM |
| | KCGZ 231335Z AUTO 26006KT 10SM CLR 02/M08 A2982 RMK AO1 |
| 06:15 MST |  Clear | 2°C / 36°F | -7°C / 19°F | 52% | 1009 mb (29.8 in) | SSW 9 kph (SSW 5.8 mph) | - | 10SM |
| | KCGZ 231315Z AUTO 25005KT 10SM CLR 02/M07 A2981 RMK AO1 |
| 05:55 MST |  Clear | 2°C / 36°F | -7°C / 19°F | 52% | 1009 mb (29.8 in) | SW 6 kph (SW 3.5 mph) | - | 10SM |
| | KCGZ 231255Z AUTO 23003KT 10SM CLR 02/M07 A2980 RMK AO1 |
| 05:35 MST |  Clear | 2°C / 36°F | -7°C / 19°F | 52% | 1009 mb (29.8 in) | Calm | - | 10SM |
| | KCGZ 231235Z AUTO 00000KT 10SM CLR 02/M07 A2979 RMK AO1 |
| 05:15 MST |  Clear | 3°C / 37°F | -7°C / 19°F | 48% | 1008 mb (29.77 in) | SW 6 kph (SW 3.5 mph) | - | 10SM |
| | KCGZ 231215Z AUTO 23003KT 10SM CLR 03/M07 A2978 RMK AO1 |
| 04:55 MST |  Clear | 3°C / 37°F | -7°C / 19°F | 48% | 1008 mb (29.77 in) | SSW 15 kph (SSW 9.2 mph) | - | 10SM |
| | KCGZ 231155Z AUTO 24008KT 10SM CLR 03/M07 A2978 RMK AO1 70005 10080 20030 52007 |
| 04:35 MST |  Clear | 4°C / 39°F | -7°C / 19°F | 45% | 1008 mb (29.77 in) | SSW 11 kph (SSW 6.9 mph) | - | 10SM |
| | KCGZ 231135Z AUTO 24006KT 10SM CLR 04/M07 A2976 RMK AO1 |
| 04:15 MST |  Clear | 4°C / 39°F | -6°C / 21°F | 48% | 1008 mb (29.77 in) | Calm | - | 10SM |
| | KCGZ 231115Z AUTO 00000KT 10SM CLR 04/M06 A2976 RMK AO1 |
| 03:55 MST |  Clear | 5°C / 41°F | -6°C / 21°F | 45% | 1008 mb (29.77 in) | SSW 11 kph (SSW 6.9 mph) | - | 10SM |
| | KCGZ 231055Z AUTO 26006KT 10SM CLR 05/M06 A2976 RMK AO1 |
| 03:35 MST |  Clear | 6°C / 43°F | -6°C / 21°F | 42% | 1008 mb (29.77 in) | W 17 kph (W 10.4 mph) | - | 10SM |
| | KCGZ 231035Z AUTO 27009KT 10SM CLR 06/M06 A2976 RMK AO1 |
| 03:15 MST |  Clear | 5°C / 41°F | -6°C / 21°F | 45% | 1008 mb (29.77 in) | WNW 15 kph (WNW 9.2 mph) | - | 10SM |
| | KCGZ 231015Z AUTO 29008KT 10SM CLR 05/M06 A2976 RMK AO1 |
| 02:55 MST |  Partly Cloudy | 6°C / 43°F | -6°C / 21°F | 42% | 1007 mb (29.74 in) | W 17 kph (W 10.4 mph) | - | 10SM |
| | KCGZ 230955Z AUTO 27009KT 10SM SCT095 06/M06 A2975 RMK AO1 |
| 02:35 MST |  Partly Cloudy | 7°C / 45°F | -5°C / 23°F | 42% | 1008 mb (29.77 in) | W 15 kph (W 9.2 mph) | - | 10SM |
| | KCGZ 230935Z AUTO 27008KT 10SM FEW095 07/M05 A2976 RMK AO1 |
| 02:15 MST |  Clear | 6°C / 43°F | -4°C / 25°F | 49% | 1007 mb (29.74 in) | SSW 11 kph (SSW 6.9 mph) | - | 10SM |
| | KCGZ 230915Z AUTO 25006KT 10SM CLR 06/M04 A2975 RMK AO1 |
| 01:55 MST |  Clear | 6°C / 43°F | -4°C / 25°F | 49% | 1008 mb (29.77 in) | SW 9 kph (SW 5.8 mph) | - | 10SM |
| | KCGZ 230855Z AUTO 23005KT 10SM CLR 06/M04 A2976 RMK AO1 52010 |
| 01:35 MST |  Clear | 6°C / 43°F | -4°C / 25°F | 49% | 1008 mb (29.77 in) | Calm | - | 10SM |
| | KCGZ 230835Z AUTO 00000KT 10SM CLR 06/M04 A2976 RMK AO1 |
| 01:15 MST |  Clear | 6°C / 43°F | -3°C / 27°F | 53% | 1008 mb (29.77 in) | Calm | - | 10SM |
| | KCGZ 230815Z AUTO 00000KT 10SM CLR 06/M03 A2976 RMK AO1 |
| 00:55 MST |  Clear | 7°C / 45°F | -3°C / 27°F | 49% | 1007 mb (29.74 in) | Calm | - | 10SM |
| | KCGZ 230755Z AUTO 00000KT 10SM CLR 07/M03 A2975 RMK AO1 |
| 00:35 MST |  Clear | 8°C / 46°F | -4°C / 25°F | 43% | 1007 mb (29.74 in) | SSW 11 kph (SSW 6.9 mph) | - | 10SM |
| | KCGZ 230735Z AUTO 24006KT 10SM CLR 08/M04 A2975 RMK AO1 |
| 00:15 MST |  Clear | 8°C / 46°F | -3°C / 27°F | 46% | 1007 mb (29.74 in) | SSW 13 kph (SSW 8.1 mph) | - | 10SM |
| | KCGZ 230715Z AUTO 26007KT 10SM CLR 08/M03 A2975 RMK AO1 |