| 14:53 PST |  Clear | 11°C / 52°F | 6°C / 43°F | 72% | 1027 mb (30.33 in) | Calm | - | 10SM |
| | KSPB 292253Z AUTO 00000KT 10SM CLR 11/06 A3034 RMK AO2 SLP272 T01060061 |
| 13:53 PST |  Clear | 11°C / 52°F | 7°C / 45°F | 77% | 1028 mb (30.36 in) | SSE 6 kph (SSE 3.5 mph) | - | 10SM |
| | KSPB 292153Z AUTO 16003KT 10SM CLR 11/07 A3035 RMK AO2 SLP278 T01060067 |
| 13:37 PST |  Partly Cloudy | 11°C / 52°F | 7°C / 45°F | 77% | 1028 mb (30.36 in) | E 9 kph (E 5.8 mph) | - | 10SM |
| | KSPB 292137Z AUTO 08005KT 10SM FEW024 11/07 A3036 RMK AO2 |
| 13:27 PST |  Mostly Cloudy | 11°C / 52°F | 6°C / 43°F | 72% | 1028 mb (30.36 in) | Calm | - | 10SM |
| | KSPB 292127Z AUTO 00000KT 10SM BKN024 11/06 A3036 RMK AO2 |
| 12:53 PST |  Partly Cloudy | 10°C / 50°F | 6°C / 43°F | 76% | 1028 mb (30.36 in) | Calm | - | 10SM |
| | KSPB 292053Z AUTO 00000KT 10SM FEW020 10/06 A3037 RMK AO2 SLP285 T01000061 58015 |
| 11:53 PST |  Overcast | 9°C / 48°F | 6°C / 43°F | 82% | 1029 mb (30.39 in) | Calm | - | 10SM |
| | KSPB 291953Z AUTO 00000KT 10SM OVC018 09/06 A3039 RMK AO2 SLP291 T00890056 |
| 10:53 PST |  Overcast | 8°C / 46°F | 6°C / 43°F | 87% | 1030 mb (30.42 in) | ESE 6 kph (ESE 3.5 mph) | - | 10SM |
| | KSPB 291853Z AUTO 11003KT 10SM OVC020 08/06 A3041 RMK AO2 SLP297 T00830061 |
| 10:08 PST |  Overcast | 8°C / 46°F | 6°C / 43°F | 87% | 1030 mb (30.42 in) | Calm | - | 10SM |
| | KSPB 291808Z AUTO 00000KT 10SM BKN020 OVC050 08/06 A3042 RMK AO2 |
| 09:53 PST |  Overcast | 8°C / 46°F | 6°C / 43°F | 87% | 1030 mb (30.42 in) | Calm | - | 10SM |
| | KSPB 291753Z AUTO 00000KT 10SM SCT018 OVC050 08/06 A3042 RMK AO2 SLP300 T00830056 10083 20056 53006 |
| 09:39 PST |  Overcast | 8°C / 46°F | 6°C / 43°F | 87% | 1030 mb (30.42 in) | Calm | - | 10SM |
| | KSPB 291739Z AUTO 00000KT 10SM SCT020 SCT033 OVC050 08/06 A3042 RMK AO2 |
| 08:53 PST |  Overcast | 7°C / 45°F | 6°C / 43°F | 93% | 1030 mb (30.42 in) | Calm | - | 10SM |
| | KSPB 291653Z AUTO 00000KT 10SM BKN020 OVC028 07/06 A3041 RMK AO2 SLP299 T00720056 |
| 07:53 PST |  Overcast | 6°C / 43°F | 6°C / 43°F | 100% | 1029 mb (30.39 in) | Calm | - | 10SM |
| | KSPB 291553Z AUTO 00000KT 10SM OVC020 06/06 A3040 RMK AO2 SLP294 T00610056 |
| 06:53 PST |  Overcast | 6°C / 43°F | 6°C / 43°F | 100% | 1029 mb (30.39 in) | Calm | - | 10SM |
| | KSPB 291453Z AUTO 00000KT 10SM OVC020 06/06 A3040 RMK AO2 SLP294 T00610056 58002 |
| 05:53 PST |  Overcast | 6°C / 43°F | 6°C / 43°F | 100% | 1029 mb (30.39 in) | Calm | - | 10SM |
| | KSPB 291353Z AUTO 00000KT 10SM BKN022 OVC027 06/06 A3040 RMK AO2 SLP294 T00560056 |
| 04:53 PST |  Overcast | 6°C / 43°F | 5°C / 41°F | 93% | 1030 mb (30.42 in) | Calm | - | 10SM |
| | KSPB 291253Z AUTO 00000KT 10SM OVC022 06/05 A3041 RMK AO2 SLP296 T00560050 |
| 03:53 PST |  Overcast | 6°C / 43°F | 5°C / 41°F | 93% | 1030 mb (30.42 in) | Calm | - | 10SM |
| | KSPB 291153Z AUTO 00000KT 10SM OVC027 06/05 A3041 RMK AO2 SLP296 T00560050 10067 20050 58008 |
| 03:04 PST |  Overcast | 6°C / 43°F | 5°C / 41°F | 93% | 1030 mb (30.42 in) | Calm | - | 10SM |
| | KSPB 291104Z AUTO 00000KT 10SM BKN023 BKN028 OVC039 06/05 A3042 RMK AO2 |
| 02:53 PST |  Overcast | 6°C / 43°F | 5°C / 41°F | 93% | 1030 mb (30.42 in) | Calm | - | 10SM |
| | KSPB 291053Z AUTO 00000KT 10SM FEW023 BKN030 OVC040 06/05 A3042 RMK AO2 SLP301 T00560050 |
| 02:08 PST |  Overcast | 6°C / 43°F | 5°C / 41°F | 93% | 1030 mb (30.42 in) | Calm | - | 10SM |
| | KSPB 291008Z AUTO 00000KT 10SM OVC029 06/05 A3043 RMK AO2 |
| 01:53 PST |  Overcast | 6°C / 43°F | 5°C / 41°F | 93% | 1030 mb (30.42 in) | Calm | - | 10SM |
| | KSPB 290953Z AUTO 00000KT 10SM OVC031 06/05 A3043 RMK AO2 SLP304 T00560050 |
| 00:53 PST |  Clear | 6°C / 43°F | 5°C / 41°F | 93% | 1030 mb (30.42 in) | Calm | - | 10SM |
| | KSPB 290853Z AUTO 00000KT 10SM CLR 06/05 A3041 RMK AO2 SLP298 T00560050 58008 |