| 11:56 PST |  Mostly Cloudy | 3°C / 37°F | -2°C / 28°F | 70% | 1028 mb (30.36 in) | W 9 kph (W 5.8 mph) | - | 10SM |
| | KLWS 231956Z 28005KT 10SM BKN038 03/M02 A3036 RMK AO2 SLP293 T00331022 |
| 10:56 PST |  Mostly Cloudy | 2°C / 36°F | -3°C / 27°F | 70% | 1028 mb (30.36 in) | SW 6 kph (SW 3.5 mph) | - | 10SM |
| | KLWS 231856Z 23003KT 10SM BKN036 02/M03 A3037 RMK AO2 SLP296 T00221028 |
| 09:56 PST |  Mostly Cloudy | 1°C / 34°F | -3°C / 27°F | 75% | 1028 mb (30.36 in) | SW 7 kph (SW 4.6 mph) | - | 10SM |
| | KLWS 231756Z 21004KT 10SM BKN032 01/M03 A3036 RMK AO2 SLP296 T00061028 10006 21017 51008 |
| 09:07 PST |  Mostly Cloudy | 0°C / 32°F | -3°C / 27°F | 80% | 1028 mb (30.36 in) | SW 6 kph (SW 3.5 mph) | - | 10SM |
| | KLWS 231707Z 23003KT 10SM BKN028 00/M03 A3036 RMK AO2 |
| 08:56 PST |  Mostly Cloudy | 0°C / 32°F | -3°C / 27°F | 80% | 1028 mb (30.36 in) | SSE 6 kph (SSE 3.5 mph) | - | 10SM |
| | KLWS 231656Z 20003KT 10SM BKN030 00/M03 A3036 RMK AO2 SLP295 T00001033 |
| 07:56 PST |  Overcast | -1°C / 30°F | -3°C / 27°F | 86% | 1027 mb (30.33 in) | SSE 6 kph (SSE 3.5 mph) | - | 10SM |
| | KLWS 231556Z 20003KT 10SM OVC030 M01/M03 A3034 RMK AO2 SLP291 T10061033 |
| 06:56 PST |  Overcast | -1°C / 30°F | -3°C / 27°F | 86% | 1027 mb (30.33 in) | SSE 9 kph (SSE 5.8 mph) | - | 10SM |
| | KLWS 231456Z 20005KT 10SM OVC030 M01/M03 A3034 RMK AO2 SLP288 T10061033 51019 |
| 06:33 PST |  Overcast | -1°C / 30°F | -3°C / 27°F | 86% | 1027 mb (30.33 in) | S 9 kph (S 5.8 mph) | - | 10SM |
| | KLWS 231433Z 18005KT 10SM OVC028 M01/M03 A3033 RMK AO2 |
| 05:56 PST |  Overcast | -1°C / 30°F | -3°C / 27°F | 86% | 1027 mb (30.33 in) | S 9 kph (S 5.8 mph) | - | 10SM |
| | KLWS 231356Z AUTO 18005KT 10SM OVC034 M01/M03 A3032 RMK AO2 SLP284 T10111028 |
| 04:56 PST |  Overcast | -1°C / 30°F | -3°C / 27°F | 86% | 1026 mb (30.3 in) | SSW 6 kph (SSW 3.5 mph) | - | 10SM |
| | KLWS 231256Z AUTO 25003KT 10SM OVC040 M01/M03 A3029 RMK AO2 SLP274 T10111028 |
| 03:56 PST |  Clear | -1°C / 30°F | -3°C / 27°F | 86% | 1025 mb (30.27 in) | NE 6 kph (NE 3.5 mph) | - | 10SM |
| | KLWS 231156Z AUTO 05003KT 10SM CLR M01/M03 A3028 RMK AO2 SLP268 T10111033 10006 21011 51012 |
| 02:56 PST |  Partly Cloudy | -1°C / 30°F | -4°C / 25°F | 80% | 1025 mb (30.27 in) | Calm | - | 10SM |
| | KLWS 231056Z AUTO 00000KT 10SM FEW036 M01/M04 A3026 RMK AO2 SLP260 T10061039 |
| 01:56 PST |  Overcast | 0°C / 32°F | -3°C / 27°F | 80% | 1025 mb (30.27 in) | Calm | - | 10SM |
| | KLWS 230956Z AUTO 00000KT 10SM FEW036 OVC055 00/M03 A3026 RMK AO2 SLP261 T00001028 |
| 00:56 PST |  Overcast | 1°C / 34°F | -2°C / 28°F | 81% | 1024 mb (30.24 in) | Calm | - | 10SM |
| | KLWS 230856Z AUTO 00000KT 10SM FEW035 OVC055 01/M02 A3024 RMK AO2 SLP254 T00061022 51015 |