| 04:05 EST |  Overcast Fog And Mist | -3°C / 27°F | -3°C / 27°F | 100% | 1029 mb (30.39 in) | NE 13 kph (NE 8.1 mph) | - | 1 3/4SM |
| | KORH 260905Z AUTO 05007KT 1 3/4SM BR OVC001 M03/M03 A3039 RMK AO2 |
| 03:54 EST |  Overcast Fog And Mist | -3°C / 27°F | -3°C / 27°F | 100% | 1029 mb (30.39 in) | ENE 11 kph (ENE 6.9 mph) | 0.00 mm (0.00 in) | 4SM |
| | KORH 260854Z AUTO 06006KT 4SM BR OVC001 M03/M03 A3039 RMK AO2 SNE51 SLP306 P0000 60000 T10281033 55000 |
| 03:43 EST |  Overcast Light Snow | -3°C / 27°F | -3°C / 27°F | 100% | 1029 mb (30.39 in) | ENE 13 kph (ENE 8.1 mph) | 0.00 mm (0.00 in) | 3SM |
| | KORH 260843Z AUTO 07007KT 3SM -SN BR OVC001 M03/M03 A3039 RMK AO2 P0000 |
| 02:54 EST |  Overcast Light Snow | -3°C / 27°F | -3°C / 27°F | 100% | 1029 mb (30.39 in) | ENE 11 kph (ENE 6.9 mph) | 0.00 mm (0.00 in) | 2 1/2SM |
| | KORH 260754Z AUTO 06006KT 2 1/2SM -SN BR OVC001 M03/M03 A3039 RMK AO2 SLP306 P0000 T10281033 |
| 02:35 EST |  Overcast Light Snow | -3°C / 27°F | -3°C / 27°F | 100% | 1029 mb (30.39 in) | NE 11 kph (NE 6.9 mph) | 0.00 mm (0.00 in) | 3SM |
| | KORH 260735Z AUTO 05006KT 3SM -SN BR OVC001 M03/M03 A3040 RMK AO2 P0000 |
| 02:09 EST |  Overcast Light Snow | -3°C / 27°F | -3°C / 27°F | 100% | 1029 mb (30.39 in) | ENE 15 kph (ENE 9.2 mph) | 0.00 mm (0.00 in) | 2 1/2SM |
| | KORH 260709Z AUTO 06008KT 2 1/2SM -SN BR OVC001 M03/M03 A3040 RMK AO2 P0000 |
| 01:54 EST |  Overcast Light Snow | -3°C / 27°F | -3°C / 27°F | 100% | 1029 mb (30.39 in) | NE 15 kph (NE 9.2 mph) | 0.00 mm (0.00 in) | 4SM |
| | KORH 260654Z AUTO 05008KT 4SM -SN BR OVC001 M03/M03 A3039 RMK AO2 SNB38 SLP306 P0000 T10281028 |
| 01:47 EST |  Overcast Light Snow | -2°C / 28°F | -3°C / 27°F | 93% | 1029 mb (30.39 in) | ENE 11 kph (ENE 6.9 mph) | 0.00 mm (0.00 in) | 2 1/2SM |
| | KORH 260647Z AUTO 06006KT 2 1/2SM -SN BR OVC001 M02/M03 A3039 RMK AO2 SNB38 P0000 |
| 00:54 EST |  Overcast Fog And Mist | -2°C / 28°F | -3°C / 27°F | 93% | 1029 mb (30.39 in) | NE 9 kph (NE 5.8 mph) | 0.00 mm (0.00 in) | 3SM |
| | KORH 260554Z AUTO 05005KT 3SM BR OVC001 M02/M03 A3039 RMK AO2 SNB43E53 SLP305 P0000 60000 T10221028 11006 21022 55005 |