| 05:53 PST |  Clear | 8°C / 46°F | 1°C / 34°F | 62% | 1010 mb (29.83 in) | SW 6 kph (SW 3.5 mph) | - | 10SM |
| | KPSP 061353Z 21003KT 10SM CLR 08/01 A2982 RMK AO2 SLP101 T00780011 $ |
| 04:53 PST |  Clear | 7°C / 45°F | 0°C / 32°F | 61% | 1010 mb (29.83 in) | WNW 7 kph (WNW 4.6 mph) | - | 10SM |
| | KPSP 061253Z 29004KT 10SM CLR 07/00 A2982 RMK AO2 SLP099 T00720000 $ |
| 03:53 PST |  Partly Cloudy | 7°C / 45°F | 0°C / 32°F | 61% | 1009 mb (29.8 in) | WNW 7 kph (WNW 4.6 mph) | - | 10SM |
| | KPSP 061153Z 29004KT 10SM FEW090 07/00 A2981 RMK AO2 SLP095 T00720000 10089 20050 51008 $ |
| 02:53 PST |  Clear | 7°C / 45°F | -1°C / 30°F | 57% | 1009 mb (29.8 in) | SSW 7 kph (SSW 4.6 mph) | - | 10SM |
| | KPSP 061053Z 26004KT 10SM CLR 07/M01 A2980 RMK AO2 SLP093 T00671006 $ |
| 01:53 PST |  Partly Cloudy | 8°C / 46°F | -2°C / 28°F | 50% | 1009 mb (29.8 in) | Calm | - | 10SM |
| | KPSP 060953Z 00000KT 10SM FEW095 08/M02 A2979 RMK AO2 SLP090 T00781017 $ |
| 00:53 PST |  Partly Cloudy | 8°C / 46°F | -3°C / 27°F | 46% | 1008 mb (29.77 in) | Calm | - | 10SM |
| | KPSP 060853Z 00000KT 10SM FEW070 08/M03 A2978 RMK AO2 SLP087 T00781028 53006 $ |