| 06:53 EST |  Clear | 9°C / 48°F | 8°C / 46°F | 94% | 1020 mb (30.12 in) | Calm | - | 10SM |
| | KSFB 291153Z 00000KT 10SM CLR 09/08 A3012 RMK AO2 SLP201 T00940083 10111 20078 53008 |
| 05:53 EST |  Clear | 8°C / 46°F | 7°C / 45°F | 93% | 1020 mb (30.12 in) | Calm | - | 10SM |
| | KSFB 291053Z 00000KT 10SM CLR 08/07 A3011 RMK AO2 SLP196 T00830072 |
| 04:53 EST |  Clear | 8°C / 46°F | 7°C / 45°F | 93% | 1019 mb (30.09 in) | WNW 6 kph (WNW 3.5 mph) | - | 10SM |
| | KSFB 290953Z AUTO 29003KT 10SM CLR 08/07 A3010 RMK AO2 SLP192 T00830072 |
| 03:53 EST |  Clear | 9°C / 48°F | 7°C / 45°F | 87% | 1019 mb (30.09 in) | NNW 6 kph (NNW 3.5 mph) | - | 10SM |
| | KSFB 290853Z AUTO 34003KT 10SM CLR 09/07 A3010 RMK AO2 SLP192 T00890072 55005 |
| 02:53 EST |  Clear | 9°C / 48°F | 8°C / 46°F | 94% | 1019 mb (30.09 in) | NW 7 kph (NW 4.6 mph) | - | 10SM |
| | KSFB 290753Z AUTO 30004KT 10SM CLR 09/08 A3009 RMK AO2 SLP189 T00940078 |
| 01:53 EST |  Clear | 9°C / 48°F | 7°C / 45°F | 87% | 1019 mb (30.09 in) | Calm | - | 10SM |
| | KSFB 290653Z AUTO 00000KT 10SM CLR 09/07 A3008 RMK AO2 SLP187 T00940072 |
| 00:53 EST |  Clear | 9°C / 48°F | 7°C / 45°F | 87% | 1020 mb (30.12 in) | WNW 9 kph (WNW 5.8 mph) | - | 10SM |
| | KSFB 290553Z AUTO 29005KT 10SM CLR 09/07 A3011 RMK AO2 SLP197 T00940072 10139 20094 58002 |