| 12:53 EST |  Partly Cloudy | 29°C / 84°F | 19°C / 66°F | 55% | 1011 mb (29.85 in) | SW 24 kph (SW 15 mph) | - | 10SM |
| | KSFB 091753Z 22013G22KT 10SM SCT036 SCT046 29/19 A2985 RMK AO2 SLP107 T02890194 10294 20228 58023 |
| 11:53 EST |  Clear | 28°C / 82°F | 20°C / 68°F | 62% | 1012 mb (29.88 in) | SW 24 kph (SW 15 mph) | - | 10SM |
| | KSFB 091653Z 21013G19KT 10SM CLR 28/20 A2989 RMK AO2 SLP118 T02830200 |
| 10:53 EST |  Partly Cloudy | 27°C / 81°F | 20°C / 68°F | 66% | 1013 mb (29.91 in) | SW 19 kph (SW 11.5 mph) | - | 10SM |
| | KSFB 091553Z 22010G17KT 10SM FEW022 27/20 A2992 RMK AO2 SLP129 T02670200 |
| 10:51 EST |  Partly Cloudy | 26°C / 79°F | 20°C / 68°F | 70% | 1013 mb (29.91 in) | SW 19 kph (SW 11.5 mph) | - | 10SM |
| | KSFB 091551Z 22010KT 10SM SCT022 26/20 A2992 RMK AO2 |
| 09:53 EST |  Mostly Cloudy | 24°C / 75°F | 21°C / 70°F | 83% | 1014 mb (29.94 in) | SW 22 kph (SW 13.8 mph) | - | 10SM |
| | KSFB 091453Z 21012G23KT 10SM BKN020 BKN027 24/21 A2993 RMK AO2 SLP135 T02440206 53009 |
| 08:53 EST |  Mostly Cloudy | 24°C / 75°F | 21°C / 70°F | 83% | 1013 mb (29.91 in) | SW 24 kph (SW 15 mph) | - | 10SM |
| | KSFB 091353Z 21013G18KT 10SM BKN019 24/21 A2992 RMK AO2 SLP130 T02390206 |
| 07:53 EST |  Partly Cloudy | 23°C / 73°F | 21°C / 70°F | 89% | 1013 mb (29.91 in) | SW 19 kph (SW 11.5 mph) | - | 10SM |
| | KSFB 091253Z 21010KT 10SM FEW017 23/21 A2991 RMK AO2 SLP127 T02280206 |
| 07:39 EST |  Partly Cloudy | 23°C / 73°F | 21°C / 70°F | 89% | 1013 mb (29.91 in) | SW 17 kph (SW 10.4 mph) | - | 10SM |
| | KSFB 091239Z 21009KT 10SM FEW026 SCT031 23/21 A2991 RMK AO2 |
| 06:53 EST |  Overcast | 23°C / 73°F | 21°C / 70°F | 89% | 1013 mb (29.91 in) | SW 13 kph (SW 8.1 mph) | - | 10SM |
| | KSFB 091153Z 21007KT 10SM BKN017 OVC034 23/21 A2991 RMK AO2 SLP126 T02280211 10228 20217 53003 |
| 05:53 EST |  Overcast | 23°C / 73°F | 21°C / 70°F | 89% | 1012 mb (29.88 in) | S 17 kph (S 10.4 mph) | - | 10SM |
| | KSFB 091053Z AUTO 19009KT 10SM BKN012 OVC021 23/21 A2989 RMK AO2 SLP121 T02280211 |
| 04:53 EST |  Overcast | 23°C / 73°F | 21°C / 70°F | 89% | 1012 mb (29.88 in) | SSE 17 kph (SSE 10.4 mph) | - | 10SM |
| | KSFB 090953Z AUTO 20009G16KT 10SM BKN010 OVC019 23/21 A2989 RMK AO2 SLP119 T02280211 |
| 04:37 EST |  Overcast | 22°C / 72°F | 21°C / 70°F | 94% | 1012 mb (29.88 in) | SSE 19 kph (SSE 11.5 mph) | - | 10SM |
| | KSFB 090937Z AUTO 20010G15KT 10SM SCT010 OVC021 22/21 A2989 RMK AO2 |
| 04:23 EST |  Overcast | 22°C / 72°F | 21°C / 70°F | 94% | 1012 mb (29.88 in) | SSE 9 kph (SSE 5.8 mph) | - | 10SM |
| | KSFB 090923Z AUTO 20005KT 10SM BKN007 BKN012 OVC022 22/21 A2989 RMK AO2 CIG 006V010 |
| 04:04 EST |  Mostly Cloudy | 22°C / 72°F | 21°C / 70°F | 94% | 1012 mb (29.88 in) | S 9 kph (S 5.8 mph) | - | 10SM |
| | KSFB 090904Z AUTO 19005KT 10SM SCT007 BKN020 22/21 A2989 RMK AO2 |
| 03:53 EST |  Partly Cloudy | 22°C / 72°F | 21°C / 70°F | 94% | 1013 mb (29.91 in) | S 11 kph (S 6.9 mph) | - | 10SM |
| | KSFB 090853Z AUTO 18006KT 10SM SCT007 22/21 A2990 RMK AO2 SLP123 T02170211 56011 |
| 03:26 EST |  Partly Cloudy | 22°C / 72°F | 21°C / 70°F | 94% | 1013 mb (29.91 in) | S 13 kph (S 8.1 mph) | - | 10SM |
| | KSFB 090826Z AUTO 18007KT 10SM FEW007 SCT020 22/21 A2990 RMK AO2 |
| 03:07 EST |  Mostly Cloudy | 22°C / 72°F | 21°C / 70°F | 94% | 1013 mb (29.91 in) | S 13 kph (S 8.1 mph) | - | 10SM |
| | KSFB 090807Z AUTO 19007KT 10SM SCT007 BKN020 22/21 A2991 RMK AO2 |
| 02:53 EST |  Partly Cloudy | 22°C / 72°F | 21°C / 70°F | 94% | 1013 mb (29.91 in) | SSE 13 kph (SSE 8.1 mph) | - | 10SM |
| | KSFB 090753Z AUTO 20007KT 10SM FEW007 SCT020 22/21 A2991 RMK AO2 SLP126 T02220211 |
| 02:46 EST |  Mostly Cloudy | 22°C / 72°F | 21°C / 70°F | 94% | 1013 mb (29.91 in) | S 15 kph (S 9.2 mph) | - | 10SM |
| | KSFB 090746Z AUTO 19008KT 10SM SCT007 BKN020 22/21 A2991 RMK AO2 |
| 02:13 EST |  Partly Cloudy | 22°C / 72°F | 21°C / 70°F | 94% | 1013 mb (29.91 in) | S 11 kph (S 6.9 mph) | - | 10SM |
| | KSFB 090713Z AUTO 19006KT 10SM SCT009 22/21 A2992 RMK AO2 |
| 02:04 EST |  Mostly Cloudy | 22°C / 72°F | 21°C / 70°F | 94% | 1013 mb (29.91 in) | S 9 kph (S 5.8 mph) | - | 10SM |
| | KSFB 090704Z AUTO 19005KT 10SM BKN009 22/21 A2992 RMK AO2 |
| 01:53 EST |  Mostly Cloudy | 23°C / 73°F | 21°C / 70°F | 89% | 1013 mb (29.91 in) | S 11 kph (S 6.9 mph) | - | 10SM |
| | KSFB 090653Z AUTO 19006KT 10SM BKN011 23/21 A2992 RMK AO2 SLP129 T02280211 |
| 00:53 EST |  Mostly Cloudy | 22°C / 72°F | 21°C / 70°F | 94% | 1014 mb (29.94 in) | S 13 kph (S 8.1 mph) | - | 10SM |
| | KSFB 090553Z AUTO 18007KT 10SM FEW029 BKN060 22/21 A2993 RMK AO2 SLP134 T02220211 10228 20211 58011 |