| 06:54 EST |  Overcast | -3°C / 27°F | -9°C / 16°F | 64% | 1008 mb (29.77 in) | S 20 kph (S 12.7 mph) | - | 10SM |
| | KLAF 261154Z AUTO 18011KT 10SM OVC050 M03/M09 A2977 RMK AO2 SLP088 60000 70016 T10281094 11028 21044 55004 |
| 05:54 EST |  Overcast | -3°C / 27°F | -9°C / 16°F | 64% | 1008 mb (29.77 in) | S 13 kph (S 8.1 mph) | - | 10SM |
| | KLAF 261054Z AUTO 18007KT 10SM OVC055 M03/M09 A2977 RMK AO2 SLP087 T10331089 |
| 04:54 EST |  Partly Cloudy | -4°C / 25°F | -8°C / 18°F | 74% | 1008 mb (29.77 in) | S 17 kph (S 10.4 mph) | - | 10SM |
| | KLAF 260954Z AUTO 18009KT 10SM FEW100 M04/M08 A2978 RMK AO2 SLP090 T10441083 |
| 03:54 EST |  Clear | -4°C / 25°F | -8°C / 18°F | 74% | 1009 mb (29.8 in) | S 15 kph (S 9.2 mph) | - | 10SM |
| | KLAF 260854Z AUTO 18008KT 10SM CLR M04/M08 A2979 RMK AO2 SLP091 60000 T10441078 50009 |
| 02:54 EST |  Overcast | -4°C / 25°F | -7°C / 19°F | 80% | 1009 mb (29.8 in) | SW 11 kph (SW 6.9 mph) | 0.00 mm (0.00 in) | 10SM |
| | KLAF 260754Z AUTO 21006KT 10SM BKN075 OVC090 M04/M07 A2979 RMK AO2 SNE22 SLP092 P0000 T10391072 |
| 02:19 EST |  Overcast Light Snow | -4°C / 25°F | -6°C / 21°F | 86% | 1008 mb (29.77 in) | SW 11 kph (SW 6.9 mph) | 0.00 mm (0.00 in) | 6SM |
| | KLAF 260719Z AUTO 21006KT 6SM -SN BR FEW028 BKN033 OVC047 M04/M06 A2978 RMK AO2 P0000 |
| 02:09 EST |  Overcast Light Snow | -4°C / 25°F | -6°C / 21°F | 86% | 1008 mb (29.77 in) | SW 9 kph (SW 5.8 mph) | 0.00 mm (0.00 in) | 2SM |
| | KLAF 260709Z AUTO 23005KT 2SM -SN BR SCT019 BKN030 OVC036 M04/M06 A2978 RMK AO2 P0000 |
| 02:01 EST |  Overcast Light Snow | -4°C / 25°F | -6°C / 21°F | 86% | 1008 mb (29.77 in) | SW 15 kph (SW 9.2 mph) | 0.00 mm (0.00 in) | 1 3/4SM |
| | KLAF 260701Z AUTO 23008G15KT 1 3/4SM -SN BR FEW019 BKN028 OVC036 M04/M06 A2978 RMK AO2 P0000 |
| 01:54 EST |  Overcast Light Snow | -4°C / 25°F | -6°C / 21°F | 86% | 1008 mb (29.77 in) | SW 17 kph (SW 10.4 mph) | 0.00 mm (0.00 in) | 2 1/2SM |
| | KLAF 260654Z AUTO 23009KT 2 1/2SM -SN BR FEW027 OVC034 M04/M06 A2978 RMK AO2 SLP088 P0000 T10391061 |
| 01:35 EST |  Overcast Light Snow | -3°C / 27°F | -6°C / 21°F | 80% | 1008 mb (29.77 in) | SSW 15 kph (SSW 9.2 mph) | 0.00 mm (0.00 in) | 2 1/2SM |
| | KLAF 260635Z AUTO 24008KT 2 1/2SM -SN BR FEW009 OVC032 M03/M06 A2977 RMK AO2 P0000 |
| 01:25 EST |  Overcast Light Snow | -3°C / 27°F | -6°C / 21°F | 80% | 1008 mb (29.77 in) | SW 13 kph (SW 8.1 mph) | 0.00 mm (0.00 in) | 1 3/4SM |
| | KLAF 260625Z AUTO 23007KT 1 3/4SM -SN BR SCT007 SCT012 OVC030 M03/M06 A2977 RMK AO2 P0000 |
| 00:56 EST |  Overcast Light Snow | -3°C / 27°F | -5°C / 23°F | 86% | 1008 mb (29.77 in) | SSW 15 kph (SSW 9.2 mph) | 0.00 mm (0.00 in) | 1SM |
| | KLAF 260556Z AUTO 26008KT 1SM -SN BR BKN005 OVC012 M03/M05 A2976 RMK AO2 P0000 |
| 00:54 EST |  Overcast Light Snow | -3°C / 27°F | -5°C / 23°F | 86% | 1008 mb (29.77 in) | SSW 15 kph (SSW 9.2 mph) | 0.51 mm (0.02 in) | 3/4SM |
| | KLAF 260554Z AUTO 25008KT 3/4SM -SN BR SCT005 OVC012 M03/M05 A2976 RMK AO2 SNB02 SLP081 P0002 60002 T10331050 11011 21033 53004 |
| 00:42 EST |  Overcast Light Snow | -3°C / 27°F | -4°C / 25°F | 93% | 1007 mb (29.74 in) | SSW 17 kph (SSW 10.4 mph) | 0.51 mm (0.02 in) | 3/4SM |
| | KLAF 260542Z AUTO 26009KT 3/4SM -SN BR FEW003 BKN010 OVC014 M03/M04 A2975 RMK AO2 SNB02 P0002 |
| 00:31 EST |  Overcast Light Snow | -2°C / 28°F | -5°C / 23°F | 80% | 1007 mb (29.74 in) | W 11 kph (W 6.9 mph) | 0.25 mm (0.01 in) | 1 1/2SM |
| | KLAF 260531Z AUTO 27006KT 1 1/2SM -SN FEW009 BKN012 OVC020 M02/M05 A2975 RMK AO2 SNB02 P0001 |
| 00:28 EST |  Overcast Light Snow | -2°C / 28°F | -5°C / 23°F | 80% | 1007 mb (29.74 in) | W 11 kph (W 6.9 mph) | 0.00 mm (0.00 in) | 2 1/2SM |
| | KLAF 260528Z AUTO 27006KT 2 1/2SM -SN BKN014 OVC020 M02/M05 A2975 RMK AO2 SNB02 P0000 |