| 13:01 MST |  Mostly Cloudy | -3°C / 27°F | -8°C / 18°F | 69% | 1024 mb (30.24 in) | NW 7 kph (NW 4.6 mph) | - | 10SM |
| | KGTF 252001Z 32004KT 10SM BKN026 M03/M08 A3024 RMK AO2 |
| 12:53 MST |  Partly Cloudy | -3°C / 27°F | -8°C / 18°F | 69% | 1024 mb (30.24 in) | Calm | - | 10SM |
| | KGTF 251953Z 00000KT 10SM SCT026 M03/M08 A3024 RMK AO2 SLP297 T10281083 |
| 11:53 MST |  Clear | -3°C / 27°F | -9°C / 16°F | 64% | 1024 mb (30.24 in) | NW 7 kph (NW 4.6 mph) | - | 10SM |
| | KGTF 251853Z 30004KT 10SM CLR M03/M09 A3024 RMK AO2 SLP296 T10331089 |
| 10:53 MST |  Partly Cloudy | -6°C / 21°F | -9°C / 16°F | 80% | 1024 mb (30.24 in) | SSW 7 kph (SSW 4.6 mph) | - | 10SM |
| | KGTF 251753Z 25004KT 10SM FEW055 M06/M09 A3024 RMK AO2 SLP304 T10611089 11033 21067 51012 |
| 09:53 MST |  Overcast | -5°C / 23°F | -9°C / 16°F | 74% | 1024 mb (30.24 in) | W 9 kph (W 5.8 mph) | - | 10SM |
| | KGTF 251653Z 28005KT 10SM FEW048 OVC090 M05/M09 A3023 RMK AO2 SLP298 T10501089 |
| 08:53 MST |  Overcast | -6°C / 21°F | -9°C / 16°F | 80% | 1023 mb (30.21 in) | SSW 11 kph (SSW 6.9 mph) | - | 10SM |
| | KGTF 251553Z 25006KT 10SM BKN065 OVC095 M06/M09 A3022 RMK AO2 SLP292 T10561089 |
| 07:53 MST |  Overcast | -6°C / 21°F | -9°C / 16°F | 80% | 1023 mb (30.21 in) | SW 9 kph (SW 5.8 mph) | - | 10SM |
| | KGTF 251453Z 22005KT 10SM FEW055 BKN070 OVC090 M06/M09 A3020 RMK AO2 SLP290 T10611089 53004 |
| 06:53 MST |  Overcast | -6°C / 21°F | -9°C / 16°F | 80% | 1022 mb (30.18 in) | SSW 7 kph (SSW 4.6 mph) | - | 10SM |
| | KGTF 251353Z 24004KT 10SM BKN050 OVC070 M06/M09 A3019 RMK AO2 SLP283 T10561089 |
| 05:53 MST |  Overcast | -5°C / 23°F | -9°C / 16°F | 74% | 1023 mb (30.21 in) | NNW 6 kph (NNW 3.5 mph) | - | 10SM |
| | KGTF 251253Z AUTO 34003KT 10SM OVC055 M05/M09 A3020 RMK AO2 SLP282 T10501089 |
| 04:53 MST |  Overcast | -6°C / 21°F | -8°C / 18°F | 86% | 1022 mb (30.18 in) | WNW 6 kph (WNW 3.5 mph) | - | 10SM |
| | KGTF 251153Z 29003KT 10SM SCT046 OVC065 M06/M08 A3019 RMK AO2 SLP282 T10561083 11044 21056 51006 |
| 03:53 MST |  Overcast | -5°C / 23°F | -9°C / 16°F | 74% | 1022 mb (30.18 in) | Calm | - | 10SM |
| | KGTF 251053Z 00000KT 10SM FEW039 OVC048 M05/M09 A3019 RMK AO2 SLP280 T10501089 |
| 02:53 MST |  Overcast | -5°C / 23°F | -9°C / 16°F | 74% | 1022 mb (30.18 in) | W 7 kph (W 4.6 mph) | - | 10SM |
| | KGTF 250953Z 28004KT 10SM BKN050 OVC065 M05/M09 A3017 RMK AO2 SLP275 T10501094 |
| 01:53 MST |  Overcast | -5°C / 23°F | -9°C / 16°F | 74% | 1022 mb (30.18 in) | WNW 6 kph (WNW 3.5 mph) | - | 10SM |
| | KGTF 250853Z 29003KT 10SM FEW029 OVC042 M05/M09 A3017 RMK AO2 SLP273 T10501089 53007 |
| 00:53 MST |  Overcast | -6°C / 21°F | -9°C / 16°F | 80% | 1021 mb (30.15 in) | W 9 kph (W 5.8 mph) | - | 10SM |
| | KGTF 250753Z 27005KT 10SM SCT033 BKN046 OVC070 M06/M09 A3016 RMK AO2 SLP270 T10561089 |