| 12:35 PST |  Overcast | 10°C / 50°F | 3°C / 37°F | 62% | 1027 mb (30.33 in) | N 24 kph (N 15 mph) | - | 10SM |
| | KOTH 272035Z 36013G23KT 10SM OVC042 10/03 A3034 RMK AO1 |
| 12:15 PST |  Overcast | 10°C / 50°F | 3°C / 37°F | 62% | 1027 mb (30.33 in) | N 30 kph (N 18.4 mph) | - | 10SM |
| | KOTH 272015Z 35016G21KT 10SM OVC040 10/03 A3033 RMK AO1 |
| 11:55 PST |  Overcast | 10°C / 50°F | 3°C / 37°F | 62% | 1027 mb (30.33 in) | N 26 kph (N 16.1 mph) | - | 10SM |
| | KOTH 271955Z 36014KT 10SM FEW031 OVC040 10/03 A3033 RMK AO1 |
| 11:35 PST |  Overcast | 10°C / 50°F | 3°C / 37°F | 62% | 1027 mb (30.33 in) | N 30 kph (N 18.4 mph) | - | 10SM |
| | KOTH 271935Z 35016G23KT 10SM FEW030 OVC040 10/03 A3033 RMK AO1 |
| 11:15 PST |  Overcast | 10°C / 50°F | 4°C / 39°F | 67% | 1027 mb (30.33 in) | N 30 kph (N 18.4 mph) | - | 10SM |
| | KOTH 271915Z 36016KT 10SM OVC040 10/04 A3032 RMK AO1 |
| 10:55 PST |  Overcast | 10°C / 50°F | 3°C / 37°F | 62% | 1027 mb (30.33 in) | N 32 kph (N 19.6 mph) | - | 10SM |
| | KOTH 271855Z 35017G22KT 10SM FEW028 BKN037 OVC043 10/03 A3032 RMK AO1 |
| 10:35 PST |  Overcast | 10°C / 50°F | 3°C / 37°F | 62% | 1026 mb (30.3 in) | NNW 28 kph (NNW 17.3 mph) | - | 10SM |
| | KOTH 271835Z 34015G21KT 10SM OVC043 10/03 A3031 RMK AO1 |
| 10:15 PST |  Overcast | 10°C / 50°F | 3°C / 37°F | 62% | 1026 mb (30.3 in) | NNW 24 kph (NNW 15 mph) | - | 10SM |
| | KOTH 271815Z 34013KT 10SM OVC043 10/03 A3030 RMK AO1 |
| 09:55 PST |  Overcast | 9°C / 48°F | 3°C / 37°F | 66% | 1026 mb (30.3 in) | N 32 kph (N 19.6 mph) | - | 10SM |
| | KOTH 271755Z 35017G25KT 10SM FEW030 OVC039 09/03 A3030 RMK AO1 60003 10100 20090 52037 |
| 09:35 PST |  Overcast | 9°C / 48°F | 3°C / 37°F | 66% | 1025 mb (30.27 in) | N 30 kph (N 18.4 mph) | - | 10SM |
| | KOTH 271735Z 35016G26KT 10SM OVC041 09/03 A3028 RMK AO1 |
| 09:15 PST |  Overcast | 9°C / 48°F | 4°C / 39°F | 71% | 1025 mb (30.27 in) | N 35 kph (N 21.9 mph) | - | 10SM |
| | KOTH 271715Z 35019G24KT 10SM OVC041 09/04 A3027 RMK AO1 |
| 08:55 PST |  Overcast | 9°C / 48°F | 3°C / 37°F | 66% | 1025 mb (30.27 in) | N 35 kph (N 21.9 mph) | - | 10SM |
| | KOTH 271655Z 35019G26KT 10SM OVC039 09/03 A3026 RMK AO1 |
| 08:35 PST |  Overcast | 9°C / 48°F | 4°C / 39°F | 71% | 1024 mb (30.24 in) | NNW 32 kph (NNW 19.6 mph) | - | 10SM |
| | KOTH 271635Z 34017G25KT 10SM OVC037 09/04 A3025 RMK AO1 |
| 08:15 PST |  Overcast | 9°C / 48°F | 4°C / 39°F | 71% | 1024 mb (30.24 in) | NNW 32 kph (NNW 19.6 mph) | - | 10SM |
| | KOTH 271615Z 34017G22KT 10SM OVC035 09/04 A3024 RMK AO1 |
| 07:55 PST |  Overcast | 9°C / 48°F | 4°C / 39°F | 71% | 1023 mb (30.21 in) | N 33 kph (N 20.7 mph) | - | 10SM |
| | KOTH 271555Z 35018G26KT 10SM SCT028 OVC035 09/04 A3022 RMK AO1 |
| 07:35 PST |  Overcast | 9°C / 48°F | 4°C / 39°F | 71% | 1023 mb (30.21 in) | NNW 30 kph (NNW 18.4 mph) | - | 10SM |
| | KOTH 271535Z 34016G21KT 10SM SCT025 OVC033 09/04 A3021 RMK AO1 |
| 07:15 PST |  Overcast | 9°C / 48°F | 5°C / 41°F | 76% | 1023 mb (30.21 in) | NNW 33 kph (NNW 20.7 mph) | - | 10SM |
| | KOTH 271515Z 34018G21KT 10SM SCT023 BKN034 OVC055 09/05 A3020 RMK AO1 |
| 06:55 PST |  Overcast | 9°C / 48°F | 5°C / 41°F | 76% | 1022 mb (30.18 in) | NNW 28 kph (NNW 17.3 mph) | - | 10SM |
| | KOTH 271455Z 34015G23KT 10SM SCT027 BKN035 OVC055 09/05 A3019 RMK AO1 60003 52034 |
| 06:35 PST |  Mostly Cloudy | 9°C / 48°F | 6°C / 43°F | 82% | 1022 mb (30.18 in) | NNW 32 kph (NNW 19.6 mph) | - | 10SM |
| | KOTH 271435Z 34017G24KT 10SM FEW026 SCT035 BKN045 09/06 A3018 RMK AO1 |
| 06:15 PST |  Overcast | 9°C / 48°F | 6°C / 43°F | 82% | 1021 mb (30.15 in) | NNW 33 kph (NNW 20.7 mph) | - | 9SM |
| | KOTH 271415Z 34018G23KT 9SM FEW019 SCT036 OVC049 09/06 A3016 RMK AO1 |
| 05:55 PST |  Overcast | 9°C / 48°F | 6°C / 43°F | 82% | 1021 mb (30.15 in) | N 26 kph (N 16.1 mph) | - | 10SM |
| | KOTH 271355Z 35014G24KT 10SM SCT024 BKN034 OVC110 09/06 A3015 RMK AO1 |
| 05:35 PST |  Overcast | 9°C / 48°F | 6°C / 43°F | 82% | 1021 mb (30.15 in) | NNW 30 kph (NNW 18.4 mph) | - | 10SM |
| | KOTH 271335Z 34016KT 10SM FEW018 BKN027 OVC110 09/06 A3014 RMK AO1 |
| 05:15 PST |  Overcast | 9°C / 48°F | 7°C / 45°F | 87% | 1020 mb (30.12 in) | NNW 33 kph (NNW 20.7 mph) | - | 10SM |
| | KOTH 271315Z 34018G21KT 10SM FEW018 BKN029 OVC055 09/07 A3013 RMK AO1 |
| 04:55 PST |  Mostly Cloudy | 9°C / 48°F | 7°C / 45°F | 87% | 1020 mb (30.12 in) | NNW 26 kph (NNW 16.1 mph) | 0.76 mm (0.03 in) | 8SM |
| | KOTH 271255Z 34014KT 8SM FEW021 SCT042 BKN055 09/07 A3012 RMK AO1 P0003 |
| 04:35 PST |  Overcast | 9°C / 48°F | 7°C / 45°F | 87% | 1020 mb (30.12 in) | NNW 32 kph (NNW 19.6 mph) | 0.51 mm (0.02 in) | 8SM |
| | KOTH 271235Z 34017G25KT 8SM SCT020 BKN048 OVC100 09/07 A3011 RMK AO1 P0002 |
| 04:15 PST |  Overcast | 9°C / 48°F | 7°C / 45°F | 87% | 1019 mb (30.09 in) | NNW 35 kph (NNW 21.9 mph) | 0.51 mm (0.02 in) | 8SM |
| | KOTH 271215Z 33019G27KT 8SM FEW012 BKN019 OVC060 09/07 A3010 RMK AO1 P0002 |
| 03:55 PST |  Overcast | 9°C / 48°F | 7°C / 45°F | 87% | 1019 mb (30.09 in) | NNW 33 kph (NNW 20.7 mph) | 0.51 mm (0.02 in) | 5SM |
| | KOTH 271155Z 33018G27KT 5SM SCT010 BKN017 OVC035 09/07 A3009 RMK AO1 P0002 60036 70129 10110 20090 52027 |
| 03:35 PST |  Overcast | 9°C / 48°F | 7°C / 45°F | 87% | 1019 mb (30.09 in) | NNW 33 kph (NNW 20.7 mph) | 0.25 mm (0.01 in) | 5SM |
| | KOTH 271135Z 33018G27KT 5SM SCT010 BKN022 OVC036 09/07 A3008 RMK AO1 P0001 |
| 03:15 PST |  Overcast | 9°C / 48°F | 7°C / 45°F | 87% | 1018 mb (30.06 in) | NNW 33 kph (NNW 20.7 mph) | - | 10SM |
| | KOTH 271115Z 33018G23KT 10SM SCT020 BKN028 OVC038 09/07 A3007 RMK AO1 |
| 02:55 PST |  Mostly Cloudy | 9°C / 48°F | 7°C / 45°F | 87% | 1018 mb (30.06 in) | NNW 32 kph (NNW 19.6 mph) | - | 9SM |
| | KOTH 271055Z 34017G21KT 9SM FEW010 SCT018 BKN023 09/07 A3007 RMK AO1 |
| 02:35 PST |  Overcast | 9°C / 48°F | 7°C / 45°F | 87% | 1018 mb (30.06 in) | NNW 30 kph (NNW 18.4 mph) | - | 7SM |
| | KOTH 271035Z 34016G27KT 7SM FEW012 BKN018 OVC044 09/07 A3006 RMK AO1 |
| 02:15 PST |  Overcast | 10°C / 50°F | 7°C / 45°F | 82% | 1018 mb (30.06 in) | NW 28 kph (NW 17.3 mph) | - | 7SM |
| | KOTH 271015Z 32015G19KT 7SM SCT012 BKN018 OVC030 10/07 A3005 RMK AO1 |
| 01:55 PST |  Overcast | 10°C / 50°F | 7°C / 45°F | 82% | 1017 mb (30.03 in) | NNW 26 kph (NNW 16.1 mph) | 1.78 mm (0.07 in) | 10SM |
| | KOTH 270955Z 33014G17KT 10SM SCT012 BKN019 OVC029 10/07 A3003 RMK AO1 P0007 |
| 01:35 PST |  Overcast | 9°C / 48°F | 8°C / 46°F | 94% | 1017 mb (30.03 in) | NNW 26 kph (NNW 16.1 mph) | 1.78 mm (0.07 in) | 10SM |
| | KOTH 270935Z 34014G19KT 10SM SCT010 BKN017 OVC023 09/08 A3002 RMK AO1 P0007 |
| 01:15 PST |  Overcast | 10°C / 50°F | 8°C / 46°F | 88% | 1017 mb (30.03 in) | NNW 28 kph (NNW 17.3 mph) | 1.52 mm (0.06 in) | 7SM |
| | KOTH 270915Z 33015G18KT 7SM SCT008 BKN013 OVC035 10/08 A3002 RMK AO1 P0006 |
| 00:55 PST |  Overcast | 10°C / 50°F | 8°C / 46°F | 88% | 1016 mb (30 in) | NNW 22 kph (NNW 13.8 mph) | 5.84 mm (0.23 in) | 5SM |
| | KOTH 270855Z 34012G16KT 5SM OVC008 10/08 A3001 RMK AO1 P0023 60027 52017 |
| 00:35 PST |  Overcast | 9°C / 48°F | 8°C / 46°F | 94% | 1016 mb (30 in) | WNW 17 kph (WNW 10.4 mph) | 2.03 mm (0.08 in) | 5SM |
| | KOTH 270835Z 29009G16KT 230V300 5SM SCT006 BKN014 OVC019 09/08 A2999 RMK AO1 P0008 |
| 00:15 PST |  Overcast | 9°C / 48°F | 8°C / 46°F | 94% | 1016 mb (30 in) | SSE 9 kph (SSE 5.8 mph) | - | 10SM |
| | KOTH 270815Z 16005KT 10SM SCT019 BKN024 OVC034 09/08 A2999 RMK AO1 |