| 11:53 PST |  Clear | -1°C / 30°F | -9°C / 16°F | 55% | 1027 mb (30.33 in) | N 6 kph (N 3.5 mph) | - | 10SM |
| | KLOL 231953Z AUTO 35003KT 10SM CLR M01/M09 A3034 RMK AO2 SLP312 T10111089 |
| 10:53 PST |  Clear | -4°C / 25°F | -10°C / 14°F | 63% | 1028 mb (30.36 in) | Calm | - | 10SM |
| | KLOL 231853Z AUTO 00000KT 10SM CLR M04/M10 A3035 RMK AO2 SLP320 T10441100 |
| 09:53 PST |  Clear | -8°C / 18°F | -13°C / 9°F | 68% | 1028 mb (30.36 in) | SE 6 kph (SE 3.5 mph) | - | 10SM |
| | KLOL 231753Z AUTO 13003KT 10SM CLR M08/M13 A3036 RMK AO2 SLP322 T10831128 11078 21167 53014 |
| 08:53 PST |  Clear | -11°C / 12°F | -14°C / 7°F | 79% | 1028 mb (30.36 in) | Calm | - | 10SM |
| | KLOL 231653Z AUTO 00000KT 10SM CLR M11/M14 A3035 RMK AO2 SLP325 T11111139 |
| 07:53 PST |  Clear | -13°C / 9°F | -16°C / 3°F | 78% | 1027 mb (30.33 in) | Calm | - | 10SM |
| | KLOL 231553Z AUTO 00000KT 10SM CLR M13/M16 A3032 RMK AO2 SLP318 T11281161 |
| 06:53 PST |  Clear | -16°C / 3°F | -18°C / 0°F | 85% | 1026 mb (30.3 in) | N 7 kph (N 4.6 mph) | - | 10SM |
| | KLOL 231453Z AUTO 35004KT 10SM CLR M16/M18 A3031 RMK AO2 SLP318 T11561183 52013 |
| 05:53 PST |  Clear | -16°C / 3°F | -18°C / 0°F | 85% | 1026 mb (30.3 in) | ESE 11 kph (ESE 6.9 mph) | - | 10SM |
| | KLOL 231353Z AUTO 11006KT 10SM CLR M16/M18 A3031 RMK AO2 SLP314 T11561183 |
| 04:53 PST |  Clear | -16°C / 3°F | -19°C / -2°F | 78% | 1025 mb (30.27 in) | SE 9 kph (SE 5.8 mph) | - | 10SM |
| | KLOL 231253Z AUTO 14005KT 10SM CLR M16/M19 A3028 RMK AO2 SLP302 T11611189 |
| 03:53 PST |  Clear | -12°C / 10°F | -15°C / 5°F | 79% | 1025 mb (30.27 in) | NW 6 kph (NW 3.5 mph) | - | 10SM |
| | KLOL 231153Z AUTO 30003KT 10SM CLR M12/M15 A3027 RMK AO2 SLP288 70001 T11221150 11056 21133 51021 |
| 02:53 PST |  Clear | -13°C / 9°F | -16°C / 3°F | 78% | 1025 mb (30.27 in) | SE 9 kph (SE 5.8 mph) | - | 10SM |
| | KLOL 231053Z AUTO 14005KT 10SM CLR M13/M16 A3026 RMK AO2 SLP281 T11331161 |
| 01:53 PST |  Clear | -11°C / 12°F | -14°C / 7°F | 79% | 1024 mb (30.24 in) | Calm | - | 10SM |
| | KLOL 230953Z AUTO 00000KT 10SM CLR M11/M14 A3024 RMK AO2 SLP271 T11061139 |
| 00:53 PST |  Clear | -12°C / 10°F | -16°C / 3°F | 72% | 1023 mb (30.21 in) | SE 7 kph (SE 4.6 mph) | - | 10SM |
| | KLOL 230853Z AUTO 13004KT 10SM CLR M12/M16 A3020 RMK AO2 SLP260 T11221156 53022 |