| 12:50 PST |  Clear | -3°C / 27°F | -9°C / 16°F | 64% | 1026 mb (30.3 in) | NE 26 kph (NE 16.1 mph) | - | 10SM |
| | KSZT 262050Z AUTO 05014G22KT 10SM CLR M03/M09 A3029 RMK AO2 |
| 12:30 PST |  Clear | -3°C / 27°F | -9°C / 16°F | 64% | 1026 mb (30.3 in) | NE 28 kph (NE 17.3 mph) | - | 10SM |
| | KSZT 262030Z AUTO 05015G19KT 10SM CLR M03/M09 A3030 RMK AO2 |
| 12:10 PST |  Clear | -4°C / 25°F | -9°C / 16°F | 69% | 1026 mb (30.3 in) | NE 19 kph (NE 11.5 mph) | - | 10SM |
| | KSZT 262010Z AUTO 05010KT 10SM CLR M04/M09 A3030 RMK AO2 |
| 11:50 PST |  Clear | -4°C / 25°F | -9°C / 16°F | 69% | 1026 mb (30.3 in) | NE 26 kph (NE 16.1 mph) | - | 10SM |
| | KSZT 261950Z AUTO 04014G18KT 10SM CLR M04/M09 A3031 RMK AO2 |
| 11:30 PST |  Clear | -5°C / 23°F | -10°C / 14°F | 68% | 1027 mb (30.33 in) | ENE 20 kph (ENE 12.7 mph) | - | 10SM |
| | KSZT 261930Z AUTO 06011G16KT 10SM CLR M05/M10 A3032 RMK AO2 |
| 11:10 PST |  Clear | -5°C / 23°F | -10°C / 14°F | 68% | 1027 mb (30.33 in) | NE 22 kph (NE 13.8 mph) | - | 10SM |
| | KSZT 261910Z AUTO 05012KT 10SM CLR M05/M10 A3033 RMK AO2 |
| 10:50 PST |  Clear | -5°C / 23°F | -10°C / 14°F | 68% | 1027 mb (30.33 in) | ENE 24 kph (ENE 15 mph) | - | 10SM |
| | KSZT 261850Z AUTO 06013G17KT 10SM CLR M05/M10 A3033 RMK AO2 |
| 10:30 PST |  Clear | -6°C / 21°F | -10°C / 14°F | 74% | 1027 mb (30.33 in) | NE 22 kph (NE 13.8 mph) | - | 10SM |
| | KSZT 261830Z AUTO 04012G19KT 10SM CLR M06/M10 A3033 RMK AO2 |
| 10:10 PST |  Clear | -6°C / 21°F | -10°C / 14°F | 74% | 1027 mb (30.33 in) | NE 26 kph (NE 16.1 mph) | - | 10SM |
| | KSZT 261810Z AUTO 05014G19KT 10SM CLR M06/M10 A3034 RMK AO2 |
| 09:50 PST |  Clear | -7°C / 19°F | -11°C / 12°F | 73% | 1027 mb (30.33 in) | NE 20 kph (NE 12.7 mph) | - | 10SM |
| | KSZT 261750Z AUTO 05011KT 10SM CLR M07/M11 A3034 RMK AO2 |
| 09:30 PST |  Clear | -7°C / 19°F | -11°C / 12°F | 73% | 1028 mb (30.36 in) | NE 28 kph (NE 17.3 mph) | - | 10SM |
| | KSZT 261730Z AUTO 04015G21KT 10SM CLR M07/M11 A3035 RMK AO2 |
| 09:10 PST |  Clear | -7°C / 19°F | -11°C / 12°F | 73% | 1028 mb (30.36 in) | NE 24 kph (NE 15 mph) | - | 10SM |
| | KSZT 261710Z AUTO 05013KT 10SM CLR M07/M11 A3035 RMK AO2 |
| 08:50 PST |  Clear | -8°C / 18°F | -11°C / 12°F | 79% | 1028 mb (30.36 in) | NE 28 kph (NE 17.3 mph) | - | 10SM |
| | KSZT 261650Z AUTO 04015KT 10SM CLR M08/M11 A3035 RMK AO2 |
| 08:30 PST |  Clear | -8°C / 18°F | -11°C / 12°F | 79% | 1028 mb (30.36 in) | NE 20 kph (NE 12.7 mph) | - | 10SM |
| | KSZT 261630Z AUTO 03011KT 10SM CLR M08/M11 A3035 RMK AO2 |
| 08:10 PST |  Clear | -8°C / 18°F | -11°C / 12°F | 79% | 1028 mb (30.36 in) | NE 20 kph (NE 12.7 mph) | - | 10SM |
| | KSZT 261610Z AUTO 03011KT 10SM CLR M08/M11 A3035 RMK AO2 |
| 07:50 PST |  Clear | -9°C / 16°F | -11°C / 12°F | 86% | 1028 mb (30.36 in) | NE 20 kph (NE 12.7 mph) | - | 10SM |
| | KSZT 261550Z AUTO 04011G16KT 10SM CLR M09/M11 A3035 RMK AO2 |
| 07:30 PST |  Clear | -9°C / 16°F | -11°C / 12°F | 86% | 1028 mb (30.36 in) | NE 19 kph (NE 11.5 mph) | - | 10SM |
| | KSZT 261530Z AUTO 05010KT 10SM CLR M09/M11 A3035 RMK AO2 |
| 07:10 PST |  Clear | -9°C / 16°F | -11°C / 12°F | 86% | 1028 mb (30.36 in) | NE 22 kph (NE 13.8 mph) | - | 10SM |
| | KSZT 261510Z AUTO 04012KT 10SM CLR M09/M11 A3035 RMK AO2 |
| 06:50 PST |  Clear | -9°C / 16°F | -11°C / 12°F | 86% | 1028 mb (30.36 in) | NE 26 kph (NE 16.1 mph) | - | 10SM |
| | KSZT 261450Z AUTO 03014KT 10SM CLR M09/M11 A3036 RMK AO2 |
| 06:30 PST |  Clear | -8°C / 18°F | -11°C / 12°F | 79% | 1028 mb (30.36 in) | NE 20 kph (NE 12.7 mph) | - | 10SM |
| | KSZT 261430Z AUTO 03011KT 10SM CLR M08/M11 A3036 RMK AO2 |
| 06:10 PST |  Clear | -9°C / 16°F | -11°C / 12°F | 86% | 1028 mb (30.36 in) | NE 24 kph (NE 15 mph) | - | 10SM |
| | KSZT 261410Z AUTO 04013G17KT 10SM CLR M09/M11 A3036 RMK AO2 |
| 05:50 PST |  Clear | -9°C / 16°F | -11°C / 12°F | 86% | 1028 mb (30.36 in) | NE 20 kph (NE 12.7 mph) | - | 10SM |
| | KSZT 261350Z AUTO 04011KT 10SM CLR M09/M11 A3036 RMK AO2 |
| 05:30 PST |  Clear | -8°C / 18°F | -11°C / 12°F | 79% | 1028 mb (30.36 in) | NE 19 kph (NE 11.5 mph) | - | 10SM |
| | KSZT 261330Z AUTO 04010KT 10SM CLR M08/M11 A3036 RMK AO2 |
| 05:10 PST |  Clear | -8°C / 18°F | -11°C / 12°F | 79% | 1028 mb (30.36 in) | NE 24 kph (NE 15 mph) | - | 10SM |
| | KSZT 261310Z AUTO 03013KT 10SM CLR M08/M11 A3037 RMK AO2 |
| 04:50 PST |  Clear | -8°C / 18°F | -11°C / 12°F | 79% | 1028 mb (30.36 in) | NE 19 kph (NE 11.5 mph) | - | 10SM |
| | KSZT 261250Z AUTO 04010KT 10SM CLR M08/M11 A3037 RMK AO2 |
| 04:30 PST |  Clear | -9°C / 16°F | -11°C / 12°F | 86% | 1028 mb (30.36 in) | NE 19 kph (NE 11.5 mph) | - | 10SM |
| | KSZT 261230Z AUTO 05010KT 10SM CLR M09/M11 A3037 RMK AO2 |
| 04:10 PST |  Clear | -8°C / 18°F | -11°C / 12°F | 79% | 1029 mb (30.39 in) | NE 19 kph (NE 11.5 mph) | - | 10SM |
| | KSZT 261210Z AUTO 04010KT 10SM CLR M08/M11 A3038 RMK AO2 |
| 03:50 PST |  Clear | -8°C / 18°F | -11°C / 12°F | 79% | 1029 mb (30.39 in) | NE 20 kph (NE 12.7 mph) | - | 10SM |
| | KSZT 261150Z AUTO 04011KT 10SM CLR M08/M11 A3038 RMK AO2 |
| 03:30 PST |  Clear | -8°C / 18°F | -11°C / 12°F | 79% | 1029 mb (30.39 in) | NE 20 kph (NE 12.7 mph) | - | 10SM |
| | KSZT 261130Z AUTO 04011KT 10SM CLR M08/M11 A3038 RMK AO2 |
| 03:10 PST |  Clear | -8°C / 18°F | -11°C / 12°F | 79% | 1029 mb (30.39 in) | NE 20 kph (NE 12.7 mph) | - | 10SM |
| | KSZT 261110Z AUTO 04011KT 10SM CLR M08/M11 A3039 RMK AO2 |
| 02:50 PST |  Clear | -8°C / 18°F | -11°C / 12°F | 79% | 1029 mb (30.39 in) | NE 17 kph (NE 10.4 mph) | - | 10SM |
| | KSZT 261050Z AUTO 05009KT 10SM CLR M08/M11 A3039 RMK AO2 |
| 02:30 PST |  Clear | -8°C / 18°F | -11°C / 12°F | 79% | 1029 mb (30.39 in) | NE 20 kph (NE 12.7 mph) | - | 10SM |
| | KSZT 261030Z AUTO 05011G15KT 10SM CLR M08/M11 A3039 RMK AO2 |
| 02:10 PST |  Clear | -8°C / 18°F | -11°C / 12°F | 79% | 1029 mb (30.39 in) | NE 20 kph (NE 12.7 mph) | - | 10SM |
| | KSZT 261010Z AUTO 04011KT 10SM CLR M08/M11 A3039 RMK AO2 |
| 01:50 PST |  Clear | -8°C / 18°F | -11°C / 12°F | 79% | 1029 mb (30.39 in) | NE 22 kph (NE 13.8 mph) | - | 10SM |
| | KSZT 260950Z AUTO 04012KT 10SM CLR M08/M11 A3039 RMK AO2 |
| 01:30 PST |  Clear | -8°C / 18°F | -11°C / 12°F | 79% | 1029 mb (30.39 in) | NE 20 kph (NE 12.7 mph) | - | 10SM |
| | KSZT 260930Z AUTO 04011KT 10SM CLR M08/M11 A3039 RMK AO2 |
| 01:10 PST |  Clear | -8°C / 18°F | -10°C / 14°F | 86% | 1029 mb (30.39 in) | NE 20 kph (NE 12.7 mph) | - | 10SM |
| | KSZT 260910Z AUTO 04011KT 10SM CLR M08/M10 A3039 RMK AO2 |
| 00:50 PST |  Clear | -8°C / 18°F | -10°C / 14°F | 86% | 1029 mb (30.39 in) | NE 20 kph (NE 12.7 mph) | - | 10SM |
| | KSZT 260850Z AUTO 04011KT 10SM CLR M08/M10 A3039 RMK AO2 |
| 00:30 PST |  Clear | -8°C / 18°F | -10°C / 14°F | 86% | 1029 mb (30.39 in) | NE 17 kph (NE 10.4 mph) | - | 10SM |
| | KSZT 260830Z AUTO 05009KT 10SM CLR M08/M10 A3039 RMK AO2 |
| 00:10 PST |  Clear | -8°C / 18°F | -10°C / 14°F | 86% | 1029 mb (30.39 in) | NE 19 kph (NE 11.5 mph) | - | 10SM |
| | KSZT 260810Z AUTO 04010KT 10SM CLR M08/M10 A3039 RMK AO2 |