| 06:53 PST |  Clear | -7°C / 19°F | -9°C / 16°F | 86% | 1024 mb (30.24 in) | Calm | - | 10SM |
| | KPUW 261453Z AUTO 00000KT 10SM CLR M07/M09 A3024 RMK AO2 SLP280 T10671089 56010 |
| 05:53 PST |  Clear | -8°C / 18°F | -9°C / 16°F | 93% | 1024 mb (30.24 in) | ENE 7 kph (ENE 4.6 mph) | - | 10SM |
| | KPUW 261353Z AUTO 07004KT 10SM CLR M08/M09 A3025 RMK AO2 SLP282 T10781089 |
| 04:53 PST |  Clear | -7°C / 19°F | -9°C / 16°F | 86% | 1025 mb (30.27 in) | NE 7 kph (NE 4.6 mph) | - | 10SM |
| | KPUW 261253Z AUTO 05004KT 10SM CLR M07/M09 A3026 RMK AO2 SLP284 T10721089 |
| 03:53 PST |  Clear | -8°C / 18°F | -9°C / 16°F | 93% | 1025 mb (30.27 in) | ENE 7 kph (ENE 4.6 mph) | - | 10SM |
| | KPUW 261153Z AUTO 06004KT 10SM CLR M08/M09 A3027 RMK AO2 SLP290 T10781094 11061 21089 55002 |
| 02:53 PST |  Clear | -7°C / 19°F | -8°C / 18°F | 93% | 1025 mb (30.27 in) | NE 6 kph (NE 3.5 mph) | - | 10SM |
| | KPUW 261053Z AUTO 04003KT 10SM CLR M07/M08 A3027 RMK AO2 SLP286 T10671083 |
| 01:53 PST |  Clear | -7°C / 19°F | -8°C / 18°F | 93% | 1025 mb (30.27 in) | NE 11 kph (NE 6.9 mph) | - | 10SM |
| | KPUW 260953Z AUTO 05006KT 10SM CLR M07/M08 A3028 RMK AO2 SLP286 T10671078 |
| 00:53 PST |  Clear | -7°C / 19°F | -8°C / 18°F | 93% | 1025 mb (30.27 in) | ENE 11 kph (ENE 6.9 mph) | - | 10SM |
| | KPUW 260853Z AUTO 07006KT 10SM CLR M07/M08 A3028 RMK AO2 SLP289 T10671083 55005 |