| 21:53 PST |  Clear | 6°C / 43°F | 4°C / 39°F | 87% | 1018 mb (30.06 in) | SSW 6 kph (SSW 3.5 mph) | - | 7SM |
| | KSAC 010553Z AUTO 26003KT 7SM CLR 06/04 A3006 RMK AO2 SLP180 T00610039 10150 20050 56006 |
| 20:53 PST |  Clear Hazy | 7°C / 45°F | 4°C / 39°F | 81% | 1018 mb (30.06 in) | Calm | - | 6SM |
| | KSAC 010453Z AUTO 00000KT 6SM HZ CLR 07/04 A3006 RMK AO2 SLP180 T00670039 |
| 19:53 PST |  Clear | 7°C / 45°F | 4°C / 39°F | 81% | 1018 mb (30.06 in) | Calm | - | 7SM |
| | KSAC 010353Z 00000KT 7SM CLR 07/04 A3007 RMK AO2 SLP183 T00670039 |
| 18:53 PST |  Clear | 9°C / 48°F | 4°C / 39°F | 71% | 1019 mb (30.09 in) | Calm | - | 9SM |
| | KSAC 010253Z 00000KT 9SM CLR 09/04 A3008 RMK AO2 SLP186 T00890044 56006 |
| 17:53 PST |  Clear | 10°C / 50°F | 5°C / 41°F | 71% | 1019 mb (30.09 in) | Calm | - | 9SM |
| | KSAC 010153Z 00000KT 9SM CLR 10/05 A3008 RMK AO2 SLP186 T01000050 |
| 16:53 PST |  Clear | 12°C / 54°F | 5°C / 41°F | 63% | 1019 mb (30.09 in) | Calm | - | 9SM |
| | KSAC 010053Z 00000KT 9SM CLR 12/05 A3009 RMK AO2 SLP188 T01220050 |
| 14:53 PST |  Clear | 16°C / 61°F | 6°C / 43°F | 52% | 1019 mb (30.09 in) | W 7 kph (W 4.6 mph) | - | 9SM |
| | KSAC 302253Z 28004KT 9SM CLR 16/06 A3010 RMK AO2 SLP192 T01610056 |
| 13:53 PST |  Clear | 16°C / 61°F | 6°C / 43°F | 52% | 1020 mb (30.12 in) | Variable 7 kph (Variable 4.6 mph) | - | 9SM |
| | KSAC 302153Z VRB04KT 9SM CLR 16/06 A3011 RMK AO2 SLP195 T01560056 |
| 12:53 PST |  Clear | 15°C / 59°F | 6°C / 43°F | 55% | 1020 mb (30.12 in) | NW 9 kph (NW 5.8 mph) | - | 9SM |
| | KSAC 302053Z 30005KT 9SM CLR 15/06 A3013 RMK AO2 SLP204 T01500056 58018 |
| 11:53 PST |  Clear | 14°C / 57°F | 5°C / 41°F | 55% | 1021 mb (30.15 in) | Variable 6 kph (Variable 3.5 mph) | - | 10SM |
| | KSAC 301953Z VRB03KT 10SM CLR 14/05 A3016 RMK AO2 SLP212 T01390050 |
| 10:53 PST |  Clear | 13°C / 55°F | 5°C / 41°F | 59% | 1022 mb (30.18 in) | W 6 kph (W 3.5 mph) | - | 9SM |
| | KSAC 301853Z 27003KT 9SM CLR 13/05 A3019 RMK AO2 SLP221 T01280050 |
| 09:53 PST |  Clear | 11°C / 52°F | 5°C / 41°F | 67% | 1022 mb (30.18 in) | Calm | - | 9SM |
| | KSAC 301753Z 00000KT 9SM CLR 11/05 A3019 RMK AO2 SLP222 T01110050 10117 20017 50008 |
| 08:53 PST |  Clear | 8°C / 46°F | 4°C / 39°F | 76% | 1022 mb (30.18 in) | Calm | - | 8SM |
| | KSAC 301653Z 00000KT 8SM CLR 08/04 A3019 RMK AO2 SLP223 T00830044 |
| 07:53 PST |  Clear | 3°C / 37°F | 2°C / 36°F | 93% | 1022 mb (30.18 in) | Calm | - | 7SM |
| | KSAC 301553Z 00000KT 7SM CLR 03/02 A3018 RMK AO2 SLP219 T00280017 |
| 06:53 PST |  Clear | 2°C / 36°F | 1°C / 34°F | 93% | 1022 mb (30.18 in) | Calm | - | 7SM |
| | KSAC 301453Z 00000KT 7SM CLR 02/01 A3017 RMK AO2 SLP214 T00220006 53009 |
| 05:53 PST |  Clear Fog And Mist | 3°C / 37°F | 1°C / 34°F | 87% | 1021 mb (30.15 in) | Calm | - | 4SM |
| | KSAC 301353Z 00000KT 4SM BR CLR 03/01 A3016 RMK AO2 SLP212 T00280011 |
| 04:53 PST |  Clear Fog And Mist | 3°C / 37°F | 1°C / 34°F | 87% | 1021 mb (30.15 in) | Calm | - | 4SM |
| | KSAC 301253Z AUTO 00000KT 4SM BR CLR 03/01 A3014 RMK AO2 SLP206 T00280011 |
| 03:53 PST |  Clear | 4°C / 39°F | 2°C / 36°F | 87% | 1021 mb (30.15 in) | Calm | - | 8SM |
| | KSAC 301153Z AUTO 00000KT 8SM CLR 04/02 A3014 RMK AO2 SLP205 T00390017 10083 20033 51005 |
| 02:53 PST |  Clear | 3°C / 37°F | 1°C / 34°F | 87% | 1021 mb (30.15 in) | Calm | - | 9SM |
| | KSAC 301053Z AUTO 00000KT 9SM CLR 03/01 A3014 RMK AO2 SLP204 T00330011 |
| 01:53 PST |  Clear Fog And Mist | 3°C / 37°F | 2°C / 36°F | 93% | 1020 mb (30.12 in) | Calm | - | 5SM |
| | KSAC 300953Z AUTO 00000KT 5SM BR CLR 03/02 A3013 RMK AO2 SLP202 T00330017 |
| 00:53 PST |  Clear | 4°C / 39°F | 2°C / 36°F | 87% | 1020 mb (30.12 in) | Calm | - | 7SM |
| | KSAC 300853Z AUTO 00000KT 7SM CLR 04/02 A3012 RMK AO2 SLP200 T00440017 51006 |