| 18:53 PST |  Clear | -5°C / 23°F | -9°C / 16°F | 74% | 1028 mb (30.36 in) | N 17 kph (N 10.4 mph) | - | 10SM |
| | KDEW 260253Z AUTO 01009KT 10SM CLR M05/M09 A3036 RMK AO2 SLP312 T10501094 55000 |
| 17:53 PST |  Clear | -5°C / 23°F | -9°C / 16°F | 74% | 1028 mb (30.36 in) | N 15 kph (N 9.2 mph) | - | 10SM |
| | KDEW 260153Z AUTO 36008KT 10SM CLR M05/M09 A3035 RMK AO2 SLP312 T10501089 |
| 16:53 PST |  Clear | -4°C / 25°F | -9°C / 16°F | 69% | 1028 mb (30.36 in) | N 11 kph (N 6.9 mph) | - | 10SM |
| | KDEW 260053Z AUTO 01006KT 10SM CLR M04/M09 A3036 RMK AO2 SLP311 T10391089 |
| 15:53 PST |  Clear | -3°C / 27°F | -9°C / 16°F | 64% | 1028 mb (30.36 in) | NNE 13 kph (NNE 8.1 mph) | - | 10SM |
| | KDEW 252353Z AUTO 02007KT 10SM CLR M03/M09 A3036 RMK AO2 SLP310 T10281089 11006 21044 56004 |
| 14:53 PST |  Clear | -1°C / 30°F | -8°C / 18°F | 59% | 1028 mb (30.36 in) | NNE 13 kph (NNE 8.1 mph) | - | 10SM |
| | KDEW 252253Z AUTO 02007KT 10SM CLR M01/M08 A3036 RMK AO2 SLP309 T10111083 |
| 13:53 PST |  Clear | -1°C / 30°F | -8°C / 18°F | 59% | 1028 mb (30.36 in) | NNE 11 kph (NNE 6.9 mph) | - | 10SM |
| | KDEW 252153Z AUTO 02006KT 10SM CLR M01/M08 A3036 RMK AO2 SLP311 T10111083 |
| 12:53 PST |  Clear | -2°C / 28°F | -8°C / 18°F | 64% | 1028 mb (30.36 in) | NE 17 kph (NE 10.4 mph) | - | 10SM |
| | KDEW 252053Z AUTO 05009KT 10SM CLR M02/M08 A3037 RMK AO2 SLP312 T10171083 58007 |
| 11:53 PST |  Clear | -2°C / 28°F | -8°C / 18°F | 64% | 1029 mb (30.39 in) | NE 17 kph (NE 10.4 mph) | - | 10SM |
| | KDEW 251953Z AUTO 03009KT 10SM CLR M02/M08 A3038 RMK AO2 SLP319 T10171083 |
| 10:53 PST |  Clear | -3°C / 27°F | -9°C / 16°F | 64% | 1029 mb (30.39 in) | NE 20 kph (NE 12.7 mph) | - | 10SM |
| | KDEW 251853Z AUTO 03011KT 10SM CLR M03/M09 A3039 RMK AO2 SLP323 T10331089 |
| 09:53 PST |  Clear | -4°C / 25°F | -9°C / 16°F | 69% | 1029 mb (30.39 in) | NNE 20 kph (NNE 12.7 mph) | - | 10SM |
| | KDEW 251753Z AUTO 02011KT 10SM CLR M04/M09 A3039 RMK AO2 SLP324 T10441094 11044 21072 53001 |
| 08:53 PST |  Clear | -6°C / 21°F | -10°C / 14°F | 74% | 1029 mb (30.39 in) | NNE 20 kph (NNE 12.7 mph) | - | 10SM |
| | KDEW 251653Z AUTO 02011KT 10SM CLR M06/M10 A3039 RMK AO2 SLP323 T10561100 |
| 07:53 PST |  Clear | -7°C / 19°F | -10°C / 14°F | 79% | 1029 mb (30.39 in) | NE 20 kph (NE 12.7 mph) | - | 10SM |
| | KDEW 251553Z AUTO 03011KT 10SM CLR M07/M10 A3038 RMK AO2 SLP322 T10671100 |
| 06:53 PST |  Clear | -7°C / 19°F | -10°C / 14°F | 79% | 1029 mb (30.39 in) | NE 19 kph (NE 11.5 mph) | - | 10SM |
| | KDEW 251453Z AUTO 03010KT 10SM CLR M07/M10 A3039 RMK AO2 SLP324 T10671100 53002 |
| 05:53 PST |  Clear | -7°C / 19°F | -10°C / 14°F | 79% | 1029 mb (30.39 in) | NNE 17 kph (NNE 10.4 mph) | - | 10SM |
| | KDEW 251353Z AUTO 02009KT 10SM CLR M07/M10 A3038 RMK AO2 SLP325 T10721100 |
| 04:53 PST |  Clear | -7°C / 19°F | -10°C / 14°F | 79% | 1029 mb (30.39 in) | NNE 17 kph (NNE 10.4 mph) | - | 10SM |
| | KDEW 251253Z AUTO 02009KT 10SM CLR M07/M10 A3038 RMK AO2 SLP322 T10671100 |
| 03:53 PST |  Clear | -7°C / 19°F | -10°C / 14°F | 79% | 1029 mb (30.39 in) | NNE 15 kph (NNE 9.2 mph) | - | 10SM |
| | KDEW 251153Z AUTO 02008KT 10SM CLR M07/M10 A3038 RMK AO2 SLP321 T10671100 11061 21078 50000 |
| 02:53 PST |  Clear | -7°C / 19°F | -10°C / 14°F | 79% | 1029 mb (30.39 in) | NNE 13 kph (NNE 8.1 mph) | - | 10SM |
| | KDEW 251053Z AUTO 02007KT 10SM CLR M07/M10 A3039 RMK AO2 SLP322 T10671100 |
| 01:53 PST |  Clear | -7°C / 19°F | -10°C / 14°F | 79% | 1029 mb (30.39 in) | NE 15 kph (NE 9.2 mph) | - | 10SM |
| | KDEW 250953Z AUTO 03008KT 10SM CLR M07/M10 A3038 RMK AO2 SLP317 T10671100 |
| 00:53 PST |  Clear | -7°C / 19°F | -10°C / 14°F | 79% | 1029 mb (30.39 in) | NNE 15 kph (NNE 9.2 mph) | - | 10SM |
| | KDEW 250853Z AUTO 02008KT 10SM CLR M07/M10 A3038 RMK AO2 SLP320 T10671100 50001 |
| 00:02 PST |  Partly Cloudy | -7°C / 19°F | -10°C / 14°F | 79% | 1029 mb (30.39 in) | N 11 kph (N 6.9 mph) | - | 10SM |
| | KDEW 250802Z AUTO 01006KT 10SM SCT023 M07/M10 A3038 RMK AO2 |