| 20:56 PST |  Overcast Light Rain | 12°C / 54°F | 12°C / 54°F | 100% | 1015 mb (29.97 in) | SSE 28 kph (SSE 17.3 mph) | 2.29 mm (0.09 in) | 7SM |
| | KCEC 270456Z AUTO 16015G22KT 7SM -RA OVC004 12/12 A2997 RMK AO2 CIG 003V009 SLP149 P0009 T01220117 $ |
| 20:29 PST |  Overcast Rain | 12°C / 54°F | 12°C / 54°F | 100% | 1015 mb (29.97 in) | SSE 32 kph (SSE 19.6 mph) | 2.03 mm (0.08 in) | 3SM |
| | KCEC 270429Z AUTO 16017G21KT 3SM RA BR BKN004 BKN008 OVC017 12/12 A2997 RMK AO2 P0008 $ |
| 20:04 PST |  Overcast Rain | 12°C / 54°F | 12°C / 54°F | 100% | 1015 mb (29.97 in) | S 17 kph (S 10.4 mph) | 0.76 mm (0.03 in) | 3SM |
| | KCEC 270404Z AUTO 19009G22KT 3SM RA BR SCT006 BKN009 OVC023 12/12 A2997 RMK AO2 P0003 $ |
| 19:56 PST |  Overcast Rain | 12°C / 54°F | 12°C / 54°F | 100% | 1015 mb (29.97 in) | SSE 24 kph (SSE 15 mph) | 4.83 mm (0.19 in) | 4SM |
| | KCEC 270356Z AUTO 16013G22KT 4SM RA BR SCT006 BKN014 OVC021 12/12 A2997 RMK AO2 SLP150 P0019 T01220117 $ |
| 19:45 PST |  Overcast Rain | 12°C / 54°F | 12°C / 54°F | 100% | 1015 mb (29.97 in) | S 32 kph (S 19.6 mph) | 4.32 mm (0.17 in) | 3SM |
| | KCEC 270345Z AUTO 17017G23KT 3SM RA BR BKN005 BKN014 OVC019 12/12 A2997 RMK AO2 P0017 $ |
| 19:24 PST |  Overcast Fog And Mist | 12°C / 54°F | 12°C / 54°F | 100% | 1015 mb (29.97 in) | S 33 kph (S 20.7 mph) | 2.03 mm (0.08 in) | 2 1/2SM |
| | KCEC 270324Z AUTO 17018KT 2 1/2SM BR BKN005 OVC010 12/12 A2997 RMK AO2 RAE23 P0008 $ |
| 19:17 PST |  Overcast Light Rain | 12°C / 54°F | 12°C / 54°F | 100% | 1015 mb (29.97 in) | SSE 32 kph (SSE 19.6 mph) | 1.52 mm (0.06 in) | 3SM |
| | KCEC 270317Z AUTO 16017KT 3SM -RA BR OVC003 12/12 A2997 RMK AO2 P0006 $ |
| 19:09 PST |  Overcast Heavy Rain | 12°C / 54°F | 12°C / 54°F | 100% | 1015 mb (29.97 in) | S 32 kph (S 19.6 mph) | 1.27 mm (0.05 in) | 2 1/2SM |
| | KCEC 270309Z AUTO 17017G22KT 2 1/2SM +RA BR OVC003 12/12 A2997 RMK AO2 P0005 $ |
| 18:56 PST |  Overcast Rain | 12°C / 54°F | 12°C / 54°F | 100% | 1015 mb (29.97 in) | SSE 30 kph (SSE 18.4 mph) | 8.13 mm (0.32 in) | 3SM |
| | KCEC 270256Z AUTO 16016G21KT 3SM RA BR OVC003 12/12 A2997 RMK AO2 SLP151 P0032 60083 T01220117 58006 $ |
| 18:28 PST |  Overcast Heavy Rain | 12°C / 54°F | 12°C / 54°F | 100% | 1015 mb (29.97 in) | SSE 24 kph (SSE 15 mph) | 4.83 mm (0.19 in) | 2 1/2SM |
| | KCEC 270228Z AUTO 16013KT 2 1/2SM +RA BR OVC003 12/12 A2998 RMK AO2 CIG 002V006 P0019 $ |
| 18:19 PST |  Overcast Heavy Rain | 12°C / 54°F | 11°C / 52°F | 94% | 1015 mb (29.97 in) | SSE 20 kph (SSE 12.7 mph) | 3.56 mm (0.14 in) | 3SM |
| | KCEC 270219Z AUTO 16011KT 3SM +RA BR OVC003 12/11 A2998 RMK AO2 P0014 $ |
| 18:06 PST |  Overcast Heavy Rain | 12°C / 54°F | 11°C / 52°F | 94% | 1015 mb (29.97 in) | SSE 22 kph (SSE 13.8 mph) | 1.52 mm (0.06 in) | 2 1/2SM |
| | KCEC 270206Z AUTO 15012KT 2 1/2SM +RA BR OVC003 12/11 A2998 RMK AO2 P0006 $ |
| 17:56 PST |  Overcast Heavy Rain | 12°C / 54°F | 11°C / 52°F | 94% | 1015 mb (29.97 in) | SSE 22 kph (SSE 13.8 mph) | 7.11 mm (0.28 in) | 3SM |
| | KCEC 270156Z AUTO 16012KT 3SM +RA BR OVC003 12/11 A2998 RMK AO2 SLP153 P0028 T01170111 $ |
| 17:40 PST |  Overcast Heavy Rain | 12°C / 54°F | 11°C / 52°F | 94% | 1015 mb (29.97 in) | SSE 20 kph (SSE 12.7 mph) | 5.33 mm (0.21 in) | 3SM |
| | KCEC 270140Z AUTO 15011G17KT 3SM +RA BR BKN003 BKN016 OVC028 12/11 A2998 RMK AO2 P0021 $ |
| 17:37 PST |  Overcast Heavy Rain | 12°C / 54°F | 11°C / 52°F | 94% | 1015 mb (29.97 in) | SSE 20 kph (SSE 12.7 mph) | 4.83 mm (0.19 in) | 4SM |
| | KCEC 270137Z AUTO 15011G17KT 4SM +RA BR SCT003 BKN013 OVC030 12/11 A2998 RMK AO2 P0019 $ |
| 17:29 PST |  Overcast Heavy Rain | 12°C / 54°F | 11°C / 52°F | 94% | 1015 mb (29.97 in) | SSE 20 kph (SSE 12.7 mph) | 3.81 mm (0.15 in) | 3SM |
| | KCEC 270129Z AUTO 16011KT 3SM +RA BR FEW007 SCT014 OVC030 12/11 A2998 RMK AO2 P0015 $ |
| 17:14 PST |  Overcast Rain | 12°C / 54°F | 11°C / 52°F | 94% | 1016 mb (30 in) | SSE 24 kph (SSE 15 mph) | 2.29 mm (0.09 in) | 4SM |
| | KCEC 270114Z AUTO 16013KT 4SM RA BR FEW015 OVC032 12/11 A2999 RMK AO2 P0009 $ |
| 16:56 PST |  Overcast Heavy Rain | 12°C / 54°F | 11°C / 52°F | 94% | 1016 mb (30 in) | S 26 kph (S 16.1 mph) | 5.84 mm (0.23 in) | 3SM |
| | KCEC 270056Z AUTO 17014KT 3SM +RA BR FEW013 BKN026 OVC035 12/11 A2999 RMK AO2 SLP157 P0023 T01170111 $ |
| 16:34 PST |  Overcast Heavy Rain | 12°C / 54°F | 11°C / 52°F | 94% | 1016 mb (30 in) | S 32 kph (S 19.6 mph) | 2.29 mm (0.09 in) | 2 1/2SM |
| | KCEC 270034Z AUTO 17017KT 2 1/2SM +RA BR SCT013 BKN019 OVC039 12/11 A2999 RMK AO2 P0009 $ |
| 15:56 PST |  Overcast Light Rain | 12°C / 54°F | 11°C / 52°F | 94% | 1016 mb (30 in) | SSE 20 kph (SSE 12.7 mph) | 0.76 mm (0.03 in) | 3SM |
| | KCEC 262356Z AUTO 16011KT 3SM -RA BR FEW023 SCT029 OVC043 12/11 A2999 RMK AO2 RAB29 SLP157 P0003 60003 T01220111 10133 20106 55013 $ |
| 14:56 PST |  Mostly Cloudy | 13°C / 55°F | 10°C / 50°F | 82% | 1016 mb (30 in) | SSE 28 kph (SSE 17.3 mph) | - | 8SM |
| | KCEC 262256Z AUTO 16015KT 8SM FEW055 SCT075 BKN090 13/10 A2999 RMK AO2 SLP156 T01280100 $ |
| 13:56 PST |  Clear | 13°C / 55°F | 9°C / 48°F | 77% | 1016 mb (30 in) | SSE 20 kph (SSE 12.7 mph) | - | 8SM |
| | KCEC 262156Z AUTO 16011KT 8SM CLR 13/09 A3001 RMK AO2 SLP161 T01280094 $ |
| 12:56 PST |  Clear | 13°C / 55°F | 9°C / 48°F | 77% | 1017 mb (30.03 in) | SSE 19 kph (SSE 11.5 mph) | - | 9SM |
| | KCEC 262056Z AUTO 16010KT 9SM CLR 13/09 A3003 RMK AO2 SLP169 T01280094 58023 $ |
| 11:56 PST |  Partly Cloudy | 12°C / 54°F | 9°C / 48°F | 82% | 1018 mb (30.06 in) | SSE 19 kph (SSE 11.5 mph) | - | 10SM |
| | KCEC 261956Z AUTO 15010KT 10SM FEW019 12/09 A3006 RMK AO2 SLP180 T01170094 $ |
| 11:29 PST |  Partly Cloudy | 11°C / 52°F | 9°C / 48°F | 88% | 1019 mb (30.09 in) | S 20 kph (S 12.7 mph) | - | 10SM |
| | KCEC 261929Z AUTO 17011KT 10SM FEW006 11/09 A3008 RMK AO2 $ |
| 10:56 PST |  Overcast | 11°C / 52°F | 9°C / 48°F | 88% | 1019 mb (30.09 in) | SSE 19 kph (SSE 11.5 mph) | - | 10SM |
| | KCEC 261856Z AUTO 16010KT 10SM FEW008 OVC022 11/09 A3009 RMK AO2 SLP189 T01110094 $ |
| 09:56 PST |  Mostly Cloudy | 11°C / 52°F | 9°C / 48°F | 88% | 1019 mb (30.09 in) | S 17 kph (S 10.4 mph) | - | 9SM |
| | KCEC 261756Z AUTO 17009KT 9SM FEW006 BKN020 11/09 A3010 RMK AO2 SLP193 T01060089 10106 20078 $ |
| 09:38 PST |  Mostly Cloudy | 11°C / 52°F | 9°C / 48°F | 88% | 1019 mb (30.09 in) | S 17 kph (S 10.4 mph) | - | 9SM |
| | KCEC 261738Z AUTO 17009KT 9SM SCT006 BKN020 11/09 A3010 RMK AO2 $ |
| 08:56 PST |  Overcast | 10°C / 50°F | 9°C / 48°F | 94% | 1019 mb (30.09 in) | SSE 17 kph (SSE 10.4 mph) | - | 9SM |
| | KCEC 261656Z AUTO 16009KT 9SM OVC006 10/09 A3009 RMK AO2 CIG 004V009 SLP190 T01000094 $ |
| 07:56 PST |  Overcast Fog And Mist | 10°C / 50°F | 9°C / 48°F | 94% | 1019 mb (30.09 in) | SE 13 kph (SE 8.1 mph) | - | 6SM |
| | KCEC 261556Z AUTO 13007KT 6SM BR OVC006 10/09 A3009 RMK AO2 SLP191 T01000089 $ |
| 06:56 PST |  Mostly Cloudy Fog And Mist | 8°C / 46°F | 7°C / 45°F | 93% | 1019 mb (30.09 in) | SE 6 kph (SE 3.5 mph) | - | 5SM |
| | KCEC 261456Z AUTO 12003KT 5SM BR BKN006 08/07 A3009 RMK AO2 SLP190 T00780072 55002 |
| 05:56 PST |  Mostly Cloudy Fog And Mist | 8°C / 46°F | 7°C / 45°F | 93% | 1019 mb (30.09 in) | SE 7 kph (SE 4.6 mph) | - | 5SM |
| | KCEC 261356Z AUTO 12004KT 5SM BR BKN008 08/07 A3008 RMK AO2 CIG 004V010 SLP188 T00830072 |
| 04:56 PST |  Overcast Fog And Mist | 9°C / 48°F | 8°C / 46°F | 94% | 1019 mb (30.09 in) | E 7 kph (E 4.6 mph) | - | 6SM |
| | KCEC 261256Z AUTO 10004KT 6SM BR OVC008 09/08 A3008 RMK AO2 SLP187 T00890078 |
| 03:56 PST |  Overcast | 9°C / 48°F | 9°C / 48°F | 100% | 1019 mb (30.09 in) | ESE 7 kph (ESE 4.6 mph) | - | 8SM |
| | KCEC 261156Z AUTO 11004KT 8SM OVC006 09/09 A3010 RMK AO2 SLP192 T00940089 10100 20061 58012 |
| 03:04 PST |  Overcast | 10°C / 50°F | 9°C / 48°F | 94% | 1020 mb (30.12 in) | SSE 7 kph (SSE 4.6 mph) | - | 9SM |
| | KCEC 261104Z AUTO 15004KT 9SM OVC006 10/09 A3011 RMK AO2 CIG 004V009 |
| 02:56 PST |  Overcast | 10°C / 50°F | 9°C / 48°F | 94% | 1020 mb (30.12 in) | SSE 7 kph (SSE 4.6 mph) | - | 9SM |
| | KCEC 261056Z AUTO 16004KT 9SM OVC004 10/09 A3011 RMK AO2 CIG 004V009 SLP197 T01000094 |
| 02:24 PST |  Overcast | 10°C / 50°F | 9°C / 48°F | 94% | 1020 mb (30.12 in) | SE 7 kph (SE 4.6 mph) | - | 7SM |
| | KCEC 261024Z AUTO 14004KT 7SM OVC004 10/09 A3012 RMK AO2 CIG 003V007 |
| 01:56 PST |  Overcast Fog And Mist | 10°C / 50°F | 9°C / 48°F | 94% | 1020 mb (30.12 in) | SSE 7 kph (SSE 4.6 mph) | - | 4SM |
| | KCEC 260956Z AUTO 16004KT 4SM BR OVC006 10/09 A3012 RMK AO2 SLP201 T01000094 |
| 01:21 PST |  Overcast Fog And Mist | 10°C / 50°F | 9°C / 48°F | 94% | 1020 mb (30.12 in) | ESE 6 kph (ESE 3.5 mph) | - | 4SM |
| | KCEC 260921Z AUTO 11003KT 4SM BR SCT002 OVC008 10/09 A3012 RMK AO2 |
| 01:16 PST |  Overcast Fog And Mist | 10°C / 50°F | 9°C / 48°F | 94% | 1020 mb (30.12 in) | SE 6 kph (SE 3.5 mph) | - | 2 1/2SM |
| | KCEC 260916Z AUTO 12003KT 2 1/2SM BR BKN002 OVC007 10/09 A3012 RMK AO2 |
| 00:56 PST |  Overcast Fog And Mist | 10°C / 50°F | 9°C / 48°F | 94% | 1020 mb (30.12 in) | Calm | - | 1 1/2SM |
| | KCEC 260856Z AUTO 00000KT 1 1/2SM BR OVC002 10/09 A3013 RMK AO2 SLP203 T01000094 58002 |
| 00:45 PST |  Overcast Fog And Mist | 10°C / 50°F | 10°C / 50°F | 100% | 1020 mb (30.12 in) | Calm | - | 1SM |
| | KCEC 260845Z AUTO 00000KT 1SM BR OVC002 10/10 A3013 RMK AO2 |
| 00:35 PST |  Overcast Fog And Mist | 10°C / 50°F | 10°C / 50°F | 100% | 1020 mb (30.12 in) | Calm | - | 3/4SM |
| | KCEC 260835Z AUTO 00000KT 3/4SM BR OVC002 10/10 A3013 RMK AO2 |
| 00:28 PST |  Obscured Fog And Mist | 10°C / 50°F | 10°C / 50°F | 100% | 1020 mb (30.12 in) | Calm | - | 1SM |
| | KCEC 260828Z AUTO 00000KT 1SM BR VV002 10/10 A3013 RMK AO2 |