| 09:54 EST |  Partly Cloudy | -8°C / 18°F | -14°C / 7°F | 62% | 1016 mb (30 in) | NW 15 kph (NW 9.2 mph) | - | 10SM |
| | KPSF 221454Z AUTO 30008G20KT 10SM FEW025 M08/M14 A3001 RMK AO2 SLP186 T10781139 51015 |
| 09:01 EST |  Partly Cloudy | -9°C / 16°F | -13°C / 9°F | 73% | 1016 mb (30 in) | NW 9 kph (NW 5.8 mph) | - | 10SM |
| | KPSF 221401Z AUTO 32005KT 10SM SCT020 M09/M13 A3000 RMK AO2 |
| 08:54 EST |  Mostly Cloudy | -9°C / 16°F | -14°C / 7°F | 67% | 1016 mb (30 in) | NW 15 kph (NW 9.2 mph) | - | 10SM |
| | KPSF 221354Z AUTO 32008KT 290V360 10SM BKN020 M09/M14 A2999 RMK AO2 SLP180 T10891139 |
| 08:13 EST |  Mostly Cloudy | -9°C / 16°F | -14°C / 7°F | 67% | 1016 mb (30 in) | NW 13 kph (NW 8.1 mph) | - | 10SM |
| | KPSF 221313Z AUTO 32007G17KT 10SM BKN020 M09/M14 A2999 RMK AO2 |
| 07:54 EST |  Partly Cloudy | -9°C / 16°F | -14°C / 7°F | 67% | 1016 mb (30 in) | WNW 19 kph (WNW 11.5 mph) | - | 10SM |
| | KPSF 221254Z AUTO 29010G22KT 10SM FEW020 M09/M14 A2999 RMK AO2 SLP179 T10941139 |
| 07:41 EST |  Partly Cloudy | -10°C / 14°F | -14°C / 7°F | 73% | 1015 mb (29.97 in) | NW 11 kph (NW 6.9 mph) | - | 10SM |
| | KPSF 221241Z AUTO 30006KT 10SM SCT020 M10/M14 A2998 RMK AO2 |
| 06:54 EST |  Overcast | -10°C / 14°F | -14°C / 7°F | 73% | 1015 mb (29.97 in) | WNW 19 kph (WNW 11.5 mph) | - | 10SM |
| | KPSF 221154Z AUTO 29010G16KT 10SM OVC020 M10/M14 A2997 RMK AO2 SLP172 T11001144 11089 21111 50016 |
| 06:44 EST |  Mostly Cloudy | -10°C / 14°F | -14°C / 7°F | 73% | 1015 mb (29.97 in) | NW 15 kph (NW 9.2 mph) | - | 10SM |
| | KPSF 221144Z AUTO 30008G16KT 10SM BKN020 M10/M14 A2997 RMK AO2 |
| 05:54 EST |  Partly Cloudy | -10°C / 14°F | -14°C / 7°F | 73% | 1015 mb (29.97 in) | W 19 kph (W 11.5 mph) | - | 10SM |
| | KPSF 221054Z AUTO 28010G18KT 10SM SCT019 M10/M14 A2997 RMK AO2 SLP171 T11001144 |
| 04:54 EST |  Clear | -11°C / 12°F | -16°C / 3°F | 67% | 1014 mb (29.94 in) | SSW 19 kph (SSW 11.5 mph) | - | 10SM |
| | KPSF 220954Z AUTO 26010G18KT 10SM CLR M11/M16 A2994 RMK AO2 SLP163 T11061156 |
| 03:54 EST |  Clear | -10°C / 14°F | -16°C / 3°F | 62% | 1013 mb (29.91 in) | WNW 17 kph (WNW 10.4 mph) | - | 10SM |
| | KPSF 220854Z AUTO 29009G18KT 10SM CLR M10/M16 A2992 RMK AO2 SLP153 T11001156 53009 |
| 02:54 EST |  Clear | -10°C / 14°F | -16°C / 3°F | 62% | 1013 mb (29.91 in) | NW 11 kph (NW 6.9 mph) | - | 10SM |
| | KPSF 220754Z AUTO 30006KT 10SM CLR M10/M16 A2990 RMK AO2 SLP146 T11001161 |
| 01:54 EST |  Clear | -9°C / 16°F | -16°C / 3°F | 57% | 1013 mb (29.91 in) | WNW 15 kph (WNW 9.2 mph) | - | 10SM |
| | KPSF 220654Z AUTO 29008KT 10SM CLR M09/M16 A2990 RMK AO2 SLP144 T10941161 |
| 00:54 EST |  Clear | -9°C / 16°F | -16°C / 3°F | 57% | 1012 mb (29.88 in) | NNW 11 kph (NNW 6.9 mph) | - | 10SM |
| | KPSF 220554Z AUTO 33006KT 10SM CLR M09/M16 A2989 RMK AO2 SLP142 T10941156 11067 21094 51008 |