| 12:11 PST |  Overcast | 11°C / 52°F | 4°C / 39°F | 62% | 1026 mb (30.3 in) | N 30 kph (N 18.4 mph) | - | 7SM |
| | KONP 272011Z AUTO 35016G25KT 7SM SCT029 OVC037 11/04 A3029 RMK AO1 |
| 11:50 PST |  Mostly Cloudy | 11°C / 52°F | 4°C / 39°F | 62% | 1026 mb (30.3 in) | NNW 28 kph (NNW 17.3 mph) | - | 7SM |
| | KONP 271950Z AUTO 34015G22KT 7SM BKN037 11/04 A3029 RMK AO1 |
| 11:32 PST |  Mostly Cloudy | 11°C / 52°F | 5°C / 41°F | 67% | 1025 mb (30.27 in) | NNW 26 kph (NNW 16.1 mph) | - | 7SM |
| | KONP 271932Z AUTO 34014G23KT 7SM SCT028 BKN037 11/05 A3028 RMK AO1 |
| 11:10 PST |  Mostly Cloudy | 10°C / 50°F | 5°C / 41°F | 71% | 1025 mb (30.27 in) | N 28 kph (N 17.3 mph) | - | 7SM |
| | KONP 271910Z AUTO 35015G21KT 7SM BKN033 10/05 A3028 RMK AO1 |
| 10:50 PST |  Mostly Cloudy | 10°C / 50°F | 5°C / 41°F | 71% | 1025 mb (30.27 in) | N 30 kph (N 18.4 mph) | - | 7SM |
| | KONP 271850Z AUTO 35016G22KT 7SM SCT029 BKN036 10/05 A3027 RMK AO1 |
| 10:30 PST |  Overcast | 10°C / 50°F | 4°C / 39°F | 67% | 1025 mb (30.27 in) | N 24 kph (N 15 mph) | - | 7SM |
| | KONP 271830Z AUTO 35013G22KT 7SM OVC036 10/04 A3026 RMK AO1 |
| 10:10 PST |  Overcast | 10°C / 50°F | 5°C / 41°F | 71% | 1025 mb (30.27 in) | N 26 kph (N 16.1 mph) | - | 7SM |
| | KONP 271810Z AUTO 35014G22KT 7SM SCT030 OVC038 10/05 A3026 RMK AO1 |
| 09:50 PST |  Overcast | 9°C / 48°F | 5°C / 41°F | 76% | 1024 mb (30.24 in) | N 26 kph (N 16.1 mph) | - | 7SM |
| | KONP 271750Z AUTO 35014KT 7SM SCT025 OVC038 09/05 A3024 RMK AO1 |
| 09:30 PST |  Mostly Cloudy | 9°C / 48°F | 5°C / 41°F | 76% | 1024 mb (30.24 in) | NNW 32 kph (NNW 19.6 mph) | - | 7SM |
| | KONP 271730Z AUTO 34017G26KT 7SM SCT025 BKN036 09/05 A3024 RMK AO1 |
| 09:10 PST |  Mostly Cloudy Hazy | 9°C / 48°F | 6°C / 43°F | 82% | 1023 mb (30.21 in) | NNW 28 kph (NNW 17.3 mph) | - | 5SM |
| | KONP 271710Z AUTO 34015G21KT 5SM HZ SCT026 SCT030 BKN038 09/06 A3022 RMK AO1 |
| 08:50 PST |  Partly Cloudy | 9°C / 48°F | 5°C / 41°F | 76% | 1023 mb (30.21 in) | N 28 kph (N 17.3 mph) | - | 7SM |
| | KONP 271650Z AUTO 35015G23KT 7SM SCT040 09/05 A3021 RMK AO1 |
| 08:30 PST |  Mostly Cloudy | 9°C / 48°F | 5°C / 41°F | 76% | 1022 mb (30.18 in) | N 28 kph (N 17.3 mph) | - | 7SM |
| | KONP 271630Z AUTO 36015G21KT 7SM SCT024 SCT030 BKN043 09/05 A3019 RMK AO1 |
| 08:10 PST |  Overcast Hazy | 9°C / 48°F | 6°C / 43°F | 82% | 1022 mb (30.18 in) | NNW 28 kph (NNW 17.3 mph) | - | 5SM |
| | KONP 271610Z AUTO 34015G24KT 5SM HZ SCT023 OVC041 09/06 A3018 RMK AO1 |
| 07:50 PST |  Mostly Cloudy Hazy | 9°C / 48°F | 6°C / 43°F | 82% | 1021 mb (30.15 in) | N 35 kph (N 21.9 mph) | - | 7SM |
| | KONP 271550Z AUTO 35019G27KT 7SM HZ BKN037 09/06 A3016 RMK AO1 |
| 07:30 PST |  Overcast | 9°C / 48°F | 6°C / 43°F | 82% | 1021 mb (30.15 in) | NNW 35 kph (NNW 21.9 mph) | - | 5SM |
| | KONP 271530Z AUTO 34019G24KT 5SM SCT022 OVC035 09/06 A3015 RMK AO1 |
| 07:10 PST |  Overcast | 9°C / 48°F | 7°C / 45°F | 87% | 1021 mb (30.15 in) | N 35 kph (N 21.9 mph) | - | 7SM |
| | KONP 271510Z AUTO 35019G25KT 7SM BKN023 OVC031 09/07 A3014 RMK AO1 |
| 06:50 PST |  Overcast | 9°C / 48°F | 7°C / 45°F | 87% | 1020 mb (30.12 in) | N 39 kph (N 24.2 mph) | - | 7SM |
| | KONP 271450Z AUTO 35021G25KT 7SM OVC021 09/07 A3013 RMK AO1 |
| 06:30 PST |  Overcast | 9°C / 48°F | 7°C / 45°F | 87% | 1020 mb (30.12 in) | NNW 30 kph (NNW 18.4 mph) | - | 7SM |
| | KONP 271430Z AUTO 34016G22KT 7SM OVC021 09/07 A3011 RMK AO1 |
| 06:10 PST |  Overcast | 9°C / 48°F | 7°C / 45°F | 87% | 1019 mb (30.09 in) | NNW 41 kph (NNW 25.3 mph) | - | 7SM |
| | KONP 271410Z AUTO 34022G29KT 7SM OVC021 09/07 A3010 RMK AO1 |
| 05:50 PST |  Overcast Light Rain | 9°C / 48°F | 7°C / 45°F | 87% | 1019 mb (30.09 in) | NNW 35 kph (NNW 21.9 mph) | - | 7SM |
| | KONP 271350Z AUTO 34019G26KT 7SM -RA SCT016 BKN021 OVC040 09/07 A3009 RMK AO1 |
| 05:30 PST |  Overcast Light Rain | 9°C / 48°F | 7°C / 45°F | 87% | 1018 mb (30.06 in) | NNW 35 kph (NNW 21.9 mph) | - | 5SM |
| | KONP 271330Z AUTO 34019G29KT 5SM -RA SCT016 BKN042 OVC048 09/07 A3007 RMK AO1 |
| 05:10 PST |  Overcast Light Rain | 9°C / 48°F | 8°C / 46°F | 94% | 1018 mb (30.06 in) | NNW 32 kph (NNW 19.6 mph) | - | 5SM |
| | KONP 271310Z AUTO 34017G27KT 5SM -RA SCT015 BKN032 OVC040 09/08 A3006 RMK AO1 |
| 04:50 PST |  Overcast Drizzle | 9°C / 48°F | 8°C / 46°F | 94% | 1018 mb (30.06 in) | NNW 32 kph (NNW 19.6 mph) | 0.25 mm (0.01 in) | 5SM |
| | KONP 271250Z AUTO 34017G26KT 5SM DZ SCT017 BKN026 OVC039 09/08 A3005 RMK AO1 P0001 |
| 04:30 PST |  Overcast | 10°C / 50°F | 7°C / 45°F | 82% | 1017 mb (30.03 in) | NNW 28 kph (NNW 17.3 mph) | 0.25 mm (0.01 in) | 7SM |
| | KONP 271230Z AUTO 34015G24KT 7SM SCT015 BKN030 OVC049 10/07 A3004 RMK AO1 P0001 |
| 04:10 PST |  Overcast | 10°C / 50°F | 7°C / 45°F | 82% | 1017 mb (30.03 in) | NNW 35 kph (NNW 21.9 mph) | 0.25 mm (0.01 in) | 10SM |
| | KONP 271210Z AUTO 34019G27KT 10SM SCT020 BKN032 OVC038 10/07 A3003 RMK AO1 P0001 |
| 03:50 PST |  Overcast Light Rain | 9°C / 48°F | 7°C / 45°F | 87% | 1017 mb (30.03 in) | NNW 33 kph (NNW 20.7 mph) | - | 7SM |
| | KONP 271150Z AUTO 34018G26KT 7SM -RA SCT021 BKN028 OVC048 09/07 A3002 RMK AO1 |
| 03:30 PST |  Overcast Light Rain | 9°C / 48°F | 7°C / 45°F | 87% | 1016 mb (30 in) | NNW 37 kph (NNW 23 mph) | - | 7SM |
| | KONP 271130Z AUTO 34020G27KT 7SM -RA SCT021 OVC026 09/07 A3001 RMK AO1 |
| 03:10 PST |  Overcast Light Rain | 9°C / 48°F | 7°C / 45°F | 87% | 1016 mb (30 in) | NNW 41 kph (NNW 25.3 mph) | - | 7SM |
| | KONP 271110Z AUTO 34022G27KT 7SM -RA SCT018 BKN023 OVC040 09/07 A3000 RMK AO1 |
| 02:50 PST |  Overcast Rain | 10°C / 50°F | 8°C / 46°F | 88% | 1016 mb (30 in) | NNW 26 kph (NNW 16.1 mph) | - | 7SM |
| | KONP 271050Z AUTO 33014G20KT 7SM RA SCT016 BKN031 OVC040 10/08 A2999 RMK AO1 |
| 02:30 PST |  Overcast | 9°C / 48°F | 7°C / 45°F | 87% | 1016 mb (30 in) | NNW 24 kph (NNW 15 mph) | - | 7SM |
| | KONP 271030Z AUTO 34013G21KT 7SM SCT014 BKN028 OVC040 09/07 A2999 RMK AO1 |
| 02:10 PST |  Overcast | 9°C / 48°F | 8°C / 46°F | 94% | 1015 mb (29.97 in) | NNW 30 kph (NNW 18.4 mph) | - | 7SM |
| | KONP 271010Z AUTO 34016G23KT 7SM SCT014 BKN022 OVC026 09/08 A2998 RMK AO1 |
| 01:50 PST |  Overcast | 10°C / 50°F | 8°C / 46°F | 88% | 1015 mb (29.97 in) | NNW 24 kph (NNW 15 mph) | - | 7SM |
| | KONP 270950Z AUTO 33013G19KT 7SM SCT014 BKN020 OVC024 10/08 A2997 RMK AO1 |
| 01:30 PST |  Overcast Drizzle | 9°C / 48°F | 8°C / 46°F | 94% | 1014 mb (29.94 in) | N 22 kph (N 13.8 mph) | - | 5SM |
| | KONP 270930Z AUTO 35012G19KT 5SM -DZ SCT005 BKN015 OVC022 09/08 A2995 RMK AO1 |
| 01:10 PST |  Overcast Rain | 10°C / 50°F | 9°C / 48°F | 94% | 1014 mb (29.94 in) | N 20 kph (N 12.7 mph) | - | 4SM |
| | KONP 270910Z AUTO 35011G17KT 4SM RA SCT005 BKN011 OVC016 10/09 A2995 RMK AO1 |
| 00:50 PST |  Overcast | 10°C / 50°F | 9°C / 48°F | 94% | 1014 mb (29.94 in) | NW 19 kph (NW 11.5 mph) | - | 7SM |
| | KONP 270850Z AUTO 32010G15KT 7SM OVC011 10/09 A2995 RMK AO1 |
| 00:30 PST |  Overcast Drizzle | 9°C / 48°F | 9°C / 48°F | 100% | 1014 mb (29.94 in) | NW 19 kph (NW 11.5 mph) | - | 5SM |
| | KONP 270830Z AUTO 32010G18KT 5SM -DZ OVC011 09/09 A2994 RMK AO1 |
| 00:10 PST |  Overcast Drizzle | 10°C / 50°F | 9°C / 48°F | 94% | 1014 mb (29.94 in) | NNW 22 kph (NNW 13.8 mph) | - | 4SM |
| | KONP 270810Z AUTO 33012G17KT 4SM -DZ SCT005 OVC011 10/09 A2994 RMK AO1 |