| 04:53 MST | 
Clear | -2°C / 28°F | -6°C / 21°F | 74% | 1016 mb
(30 in) | SSW 15 kph
(SSW 9.2 mph) | - | 10SM |
| | KBYI 011153Z AUTO 26008KT 10SM CLR M02/M06 A3001
RMK AO2 SLP173 T10221061 11011 21050 56005 |
| 03:53 MST |
Clear | -3°C / 27°F | -7°C / 19°F | 74% | 1016 mb
(30 in) | SSW 7 kph
(SSW 4.6 mph) | - | 10SM |
| | KBYI 011053Z AUTO 26004KT 10SM CLR M03/M07 A3001
RMK AO2 SLP172 T10281067 |
| 02:53 MST |
Clear | -2°C / 28°F | -6°C / 21°F | 74% | 1016 mb
(30 in) | SW 13 kph
(SW 8.1 mph) | - | 10SM |
| | KBYI 010953Z AUTO 23007KT 10SM CLR M02/M06 A3001
RMK AO2 SLP170 T10171056 |
| 01:53 MST |
Clear | -4°C / 25°F | -8°C / 18°F | 74% | 1017 mb
(30.03 in) | Calm | - | 10SM |
| | KBYI 010853Z AUTO 00000KT 10SM CLR M04/M08 A3003
RMK AO2 SLP179 T10441078 58010 |
| 00:53 MST |
Clear | -4°C / 25°F | -8°C / 18°F | 74% | 1017 mb
(30.03 in) | SW 11 kph
(SW 6.9 mph) | - | 10SM |
| | KBYI 010753Z AUTO 21006KT 10SM CLR M04/M08 A3004
RMK AO2 SLP185 T10441078 |
