| 07:52 MST | 
Clear | -19°C / -2°F | -22°C / -8°F | 77% | 1029 mb
(30.39 in) | Calm | - | 10SM |
| | KALS 151452Z AUTO 00000KT 10SM CLR M19/M22 A3038
RMK AO2 SLP399 T11891217 53018 |
| 06:52 MST | 
Clear | -22°C / -8°F | -24°C / -11°F | 84% | 1028 mb
(30.36 in) | Calm | - | 10SM |
| | KALS 151352Z AUTO 00000KT 10SM CLR M22/M24 A3035
RMK AO2 SLP397 T12221244 |
| 05:52 MST |
Clear | -21°C / -6°F | -23°C / -9°F | 84% | 1027 mb
(30.33 in) | Calm | - | 10SM |
| | KALS 151252Z AUTO 00000KT 10SM CLR M21/M23 A3033
RMK AO2 SLP374 T12061233 |
| 04:52 MST |
Clear | -19°C / -2°F | -21°C / -6°F | 84% | 1027 mb
(30.33 in) | Calm | - | 10SM |
| | KALS 151152Z AUTO 00000KT 10SM CLR M19/M21 A3032
RMK AO2 SLP347 T11891211 11144 21200 51013 |
| 03:52 MST |
Clear | -18°C / 0°F | -21°C / -6°F | 78% | 1027 mb
(30.33 in) | Calm | - | 10SM |
| | KALS 151052Z AUTO 00000KT 10SM CLR M18/M21 A3032
RMK AO2 SLP332 T11831206 |
| 02:52 MST |
Clear | -19°C / -2°F | -22°C / -8°F | 77% | 1026 mb
(30.3 in) | SSE 6 kph
(SSE 3.5 mph) | - | 10SM |
| | KALS 150952Z AUTO 15003KT 10SM CLR M19/M22 A3030
RMK AO2 SLP331 T11941222 |
| 01:52 MST |
Clear | -18°C / 0°F | -21°C / -6°F | 78% | 1025 mb
(30.27 in) | Calm | - | 10SM |
| | KALS 150852Z AUTO 00000KT 10SM CLR M18/M21 A3027
RMK AO2 SLP315 T11831206 51009 |
| 00:52 MST |
Clear | -18°C / 0°F | -21°C / -6°F | 78% | 1025 mb
(30.27 in) | Calm | - | 10SM |
| | KALS 150752Z AUTO 00000KT 10SM CLR M18/M21 A3026
RMK AO2 SLP314 T11781206 |
