| 06:53 MST |  Clear | 8°C / 46°F | 3°C / 37°F | 71% | 1015 mb (29.97 in) | Calm | - | 10SM |
| | KSDL 011353Z 00000KT 10SM CLR 08/03 A2997 RMK AO2 SLP139 T00780028 |
| 05:53 MST |  Clear | 7°C / 45°F | 3°C / 37°F | 76% | 1014 mb (29.94 in) | Calm | - | 10SM |
| | KSDL 011253Z 00000KT 10SM CLR 07/03 A2995 RMK AO2 SLP131 T00720028 |
| 04:53 MST |  Clear | 9°C / 48°F | 3°C / 37°F | 66% | 1014 mb (29.94 in) | Calm | - | 10SM |
| | KSDL 011153Z 00000KT 10SM CLR 09/03 A2994 RMK AO2 SLP127 T00890028 10122 20083 58010 |
| 03:53 MST |  Clear | 9°C / 48°F | 3°C / 37°F | 66% | 1014 mb (29.94 in) | Calm | - | 10SM |
| | KSDL 011053Z 00000KT 10SM CLR 09/03 A2995 RMK AO2 SLP132 T00940033 |
| 02:53 MST |  Clear | 11°C / 52°F | 3°C / 37°F | 58% | 1015 mb (29.97 in) | Calm | - | 10SM |
| | KSDL 010953Z 00000KT 10SM CLR 11/03 A2996 RMK AO2 SLP132 T01060033 |
| 01:53 MST |  Clear | 12°C / 54°F | 3°C / 37°F | 54% | 1015 mb (29.97 in) | E 6 kph (E 3.5 mph) | - | 10SM |
| | KSDL 010853Z 10003KT 10SM CLR 12/03 A2997 RMK AO2 SLP135 T01170028 50002 |
| 00:53 MST |  Clear | 12°C / 54°F | 2°C / 36°F | 51% | 1015 mb (29.97 in) | ESE 7 kph (ESE 4.6 mph) | - | 10SM |
| | KSDL 010753Z 11004KT 10SM CLR 12/02 A2997 RMK AO2 SLP136 T01170022 |