| 09:53 PST |  Clear | 3°C / 37°F | -1°C / 30°F | 75% | 1020 mb (30.12 in) | ESE 15 kph (ESE 9.2 mph) | - | 10SM |
| | KPUW 301753Z AUTO 11008KT 10SM CLR 03/M01 A3011 RMK AO2 SLP216 T00281006 10028 20000 58008 |
| 08:53 PST |  Clear | 1°C / 34°F | -1°C / 30°F | 87% | 1020 mb (30.12 in) | E 11 kph (E 6.9 mph) | - | 10SM |
| | KPUW 301653Z AUTO 10006KT 10SM CLR 01/M01 A3013 RMK AO2 SLP224 T00111011 |
| 07:53 PST |  Clear | 1°C / 34°F | -2°C / 28°F | 81% | 1020 mb (30.12 in) | E 15 kph (E 9.2 mph) | - | 10SM |
| | KPUW 301553Z AUTO 08008KT 10SM CLR 01/M02 A3013 RMK AO2 SLP224 T00061017 |
| 06:53 PST |  Clear | 0°C / 32°F | -2°C / 28°F | 87% | 1021 mb (30.15 in) | E 17 kph (E 10.4 mph) | - | 10SM |
| | KPUW 301453Z AUTO 10009KT 10SM CLR 00/M02 A3014 RMK AO2 SLP227 T00001017 56022 |
| 05:53 PST |  Clear | 0°C / 32°F | -2°C / 28°F | 87% | 1021 mb (30.15 in) | E 22 kph (E 13.8 mph) | - | 10SM |
| | KPUW 301353Z AUTO 09012KT 10SM CLR 00/M02 A3015 RMK AO2 SLP232 T00001017 |
| 04:53 PST |  Clear | 1°C / 34°F | -2°C / 28°F | 81% | 1022 mb (30.18 in) | E 19 kph (E 11.5 mph) | - | 10SM |
| | KPUW 301253Z AUTO 09010KT 10SM CLR 01/M02 A3018 RMK AO2 SLP240 T00061017 |
| 03:53 PST |  Clear | 0°C / 32°F | -2°C / 28°F | 87% | 1023 mb (30.21 in) | E 7 kph (E 4.6 mph) | - | 10SM |
| | KPUW 301153Z AUTO 09004KT 10SM CLR 00/M02 A3021 RMK AO2 SLP249 7//// T00001017 10017 20000 58017 |
| 02:53 PST |  Clear | 0°C / 32°F | -2°C / 28°F | 87% | 1024 mb (30.24 in) | ENE 7 kph (ENE 4.6 mph) | - | 10SM |
| | KPUW 301053Z AUTO 06004KT 10SM CLR 00/M02 A3024 RMK AO2 SLP257 T00001017 |
| 01:53 PST |  Clear | 1°C / 34°F | -1°C / 30°F | 87% | 1025 mb (30.27 in) | ENE 9 kph (ENE 5.8 mph) | - | 10SM |
| | KPUW 300953Z AUTO 07005KT 10SM CLR 01/M01 A3026 RMK AO2 SLP264 T00061011 |
| 00:53 PST |  Clear | 1°C / 34°F | -1°C / 30°F | 87% | 1025 mb (30.27 in) | ENE 11 kph (ENE 6.9 mph) | - | 10SM |
| | KPUW 300853Z AUTO 06006KT 10SM CLR 01/M01 A3026 RMK AO2 SLP265 T00061011 58011 |