| 07:35 MST |  Overcast | -4°C / 25°F | -9°C / 16°F | 69% | 1027 mb (30.33 in) | E 7 kph (E 4.6 mph) | - | 10SM |
| | KEUL 261435Z AUTO 09004KT 10SM OVC020 M04/M09 A3033 RMK AO1 |
| 07:15 MST |  Overcast | -4°C / 25°F | -9°C / 16°F | 69% | 1027 mb (30.33 in) | E 9 kph (E 5.8 mph) | - | 10SM |
| | KEUL 261415Z AUTO 09005KT 10SM OVC020 M04/M09 A3033 RMK AO1 |
| 06:55 MST |  Overcast | -4°C / 25°F | -9°C / 16°F | 69% | 1027 mb (30.33 in) | E 7 kph (E 4.6 mph) | - | 10SM |
| | KEUL 261355Z AUTO 09004KT 10SM OVC020 M04/M09 A3033 RMK AO1 |
| 06:35 MST |  Overcast | -4°C / 25°F | -9°C / 16°F | 69% | 1027 mb (30.33 in) | E 7 kph (E 4.6 mph) | - | 10SM |
| | KEUL 261335Z AUTO 10004KT 10SM OVC020 M04/M09 A3033 RMK AO1 |
| 06:15 MST |  Overcast | -4°C / 25°F | -9°C / 16°F | 69% | 1027 mb (30.33 in) | E 6 kph (E 3.5 mph) | - | 10SM |
| | KEUL 261315Z AUTO 10003KT 10SM OVC020 M04/M09 A3033 RMK AO1 TSNO |
| 05:35 MST |  Overcast | -4°C / 25°F | -9°C / 16°F | 69% | 1027 mb (30.33 in) | ENE 7 kph (ENE 4.6 mph) | - | 10SM |
| | KEUL 261235Z AUTO 07004KT 10SM OVC020 M04/M09 A3033 RMK AO1 |
| 05:15 MST |  Overcast | -4°C / 25°F | -9°C / 16°F | 69% | 1027 mb (30.33 in) | E 6 kph (E 3.5 mph) | - | 10SM |
| | KEUL 261215Z AUTO 09003KT 10SM OVC020 M04/M09 A3033 RMK AO1 |
| 04:55 MST |  Overcast | -4°C / 25°F | -9°C / 16°F | 69% | 1027 mb (30.33 in) | ENE 6 kph (ENE 3.5 mph) | - | 10SM |
| | KEUL 261155Z AUTO 07003KT 10SM OVC020 M04/M09 A3034 RMK AO1 11040 21070 54000 |
| 04:35 MST |  Overcast | -5°C / 23°F | -9°C / 16°F | 74% | 1027 mb (30.33 in) | E 7 kph (E 4.6 mph) | - | 10SM |
| | KEUL 261135Z AUTO 09004KT 10SM OVC020 M05/M09 A3034 RMK AO1 |
| 04:15 MST |  Overcast | -5°C / 23°F | -9°C / 16°F | 74% | 1027 mb (30.33 in) | E 6 kph (E 3.5 mph) | - | 10SM |
| | KEUL 261115Z AUTO 08003KT 10SM OVC020 M05/M09 A3034 RMK AO1 |
| 03:55 MST |  Overcast | -5°C / 23°F | -9°C / 16°F | 74% | 1027 mb (30.33 in) | E 9 kph (E 5.8 mph) | - | 10SM |
| | KEUL 261055Z AUTO 09005KT 10SM OVC020 M05/M09 A3034 RMK AO1 |
| 03:35 MST |  Overcast | -5°C / 23°F | -9°C / 16°F | 74% | 1027 mb (30.33 in) | ESE 6 kph (ESE 3.5 mph) | - | 10SM |
| | KEUL 261035Z AUTO 11003KT 10SM OVC020 M05/M09 A3034 RMK AO1 |
| 03:15 MST |  Overcast | -6°C / 21°F | -9°C / 16°F | 80% | 1027 mb (30.33 in) | SE 7 kph (SE 4.6 mph) | - | 10SM |
| | KEUL 261015Z AUTO 12004KT 10SM OVC020 M06/M09 A3034 RMK AO1 |
| 02:55 MST |  Overcast | -6°C / 21°F | -10°C / 14°F | 74% | 1027 mb (30.33 in) | ESE 9 kph (ESE 5.8 mph) | - | 10SM |
| | KEUL 260955Z AUTO 11005KT 10SM OVC020 M06/M10 A3034 RMK AO1 |
| 02:35 MST |  Overcast | -6°C / 21°F | -11°C / 12°F | 68% | 1027 mb (30.33 in) | SE 7 kph (SE 4.6 mph) | - | 10SM |
| | KEUL 260935Z AUTO 12004KT 10SM OVC020 M06/M11 A3034 RMK AO1 |
| 02:15 MST |  Overcast | -6°C / 21°F | -11°C / 12°F | 68% | 1027 mb (30.33 in) | ESE 11 kph (ESE 6.9 mph) | - | 10SM |
| | KEUL 260915Z AUTO 11006KT 10SM OVC020 M06/M11 A3034 RMK AO1 |
| 01:55 MST |  Overcast | -7°C / 19°F | -11°C / 12°F | 73% | 1027 mb (30.33 in) | E 11 kph (E 6.9 mph) | - | 10SM |
| | KEUL 260855Z AUTO 10006KT 10SM OVC020 M07/M11 A3034 RMK AO1 54000 |
| 01:35 MST |  Overcast | -7°C / 19°F | -12°C / 10°F | 68% | 1027 mb (30.33 in) | E 9 kph (E 5.8 mph) | - | 10SM |
| | KEUL 260835Z AUTO 10005KT 10SM OVC020 M07/M12 A3034 RMK AO1 |
| 01:15 MST |  Mostly Cloudy | -7°C / 19°F | -12°C / 10°F | 68% | 1027 mb (30.33 in) | SE 9 kph (SE 5.8 mph) | - | 10SM |
| | KEUL 260815Z AUTO 12005KT 10SM BKN020 M07/M12 A3034 RMK AO1 |
| 00:55 MST |  Mostly Cloudy | -7°C / 19°F | -11°C / 12°F | 73% | 1027 mb (30.33 in) | SE 9 kph (SE 5.8 mph) | - | 10SM |
| | KEUL 260755Z AUTO 13005KT 10SM BKN022 M07/M11 A3034 RMK AO1 |
| 00:35 MST |  Overcast | -6°C / 21°F | -11°C / 12°F | 68% | 1027 mb (30.33 in) | SE 11 kph (SE 6.9 mph) | - | 10SM |
| | KEUL 260735Z AUTO 12006KT 10SM OVC020 M06/M11 A3034 RMK AO1 |
| 00:15 MST |  Mostly Cloudy | -7°C / 19°F | -11°C / 12°F | 73% | 1027 mb (30.33 in) | SE 13 kph (SE 8.1 mph) | - | 10SM |
| | KEUL 260715Z AUTO 12007KT 10SM BKN020 M07/M11 A3034 RMK AO1 |