| 21:51 EST |  Partly Cloudy | -1°C / 30°F | -14°C / 7°F | 37% | 1010 mb (29.83 in) | W 43 kph (W 26.5 mph) | - | 10SM |
| | KLGA 110251Z 27023G37KT 10SM FEW049 SCT065 M01/M14 A2983 RMK AO2 PK WND 27037/0245 SLP101 T10061139 51021 |
| 20:51 EST |  Partly Cloudy | 0°C / 32°F | -10°C / 14°F | 47% | 1009 mb (29.8 in) | W 43 kph (W 26.5 mph) | - | 10SM |
| | KLGA 110151Z 28023G34KT 10SM SCT050 SCT065 00/M10 A2981 RMK AO2 PK WND 30037/0104 SLP094 T00001100 |
| 19:51 EST |  Partly Cloudy | 1°C / 34°F | -12°C / 10°F | 38% | 1009 mb (29.8 in) | SSW 41 kph (SSW 25.3 mph) | - | 10SM |
| | KLGA 110051Z 26022G31KT 10SM SCT060 01/M12 A2979 RMK AO2 PK WND 25031/0051 SLP087 T00061117 |
| 18:51 EST |  Mostly Cloudy | 2°C / 36°F | -9°C / 16°F | 44% | 1008 mb (29.77 in) | W 44 kph (W 27.6 mph) | - | 10SM |
| | KLGA 102351Z 27024G34KT 10SM BKN055 BKN070 02/M09 A2977 RMK AO2 PK WND 27034/2344 SLP080 T00171094 10044 20017 51030 |
| 17:51 EST |  Partly Cloudy | 2°C / 36°F | -9°C / 16°F | 44% | 1007 mb (29.74 in) | SSW 26 kph (SSW 16.1 mph) | - | 10SM |
| | KLGA 102251Z 26014G20KT 10SM SCT050 02/M09 A2974 RMK AO2 PK WND 27031/2222 SLP069 T00171094 |
| 16:51 EST |  Partly Cloudy | 2°C / 36°F | -10°C / 14°F | 41% | 1006 mb (29.71 in) | W 41 kph (W 25.3 mph) | - | 10SM |
| | KLGA 102151Z 27022G31KT 10SM FEW050 02/M10 A2972 RMK AO2 PK WND 26031/2147 SLP062 T00221100 |
| 15:51 EST |  Partly Cloudy | 3°C / 37°F | -10°C / 14°F | 38% | 1005 mb (29.68 in) | SSW 35 kph (SSW 21.9 mph) | - | 10SM |
| | KLGA 102051Z 25019G28KT 10SM FEW050 03/M10 A2968 RMK AO2 PK WND 27028/2046 SLP050 T00281100 53025 |
| 14:51 EST |  Partly Cloudy | 3°C / 37°F | -9°C / 16°F | 41% | 1004 mb (29.65 in) | WNW 32 kph (WNW 19.6 mph) | - | 10SM |
| | KLGA 101951Z 29017G24KT 10SM SCT055 03/M09 A2965 RMK AO2 PK WND 29029/1927 SLP038 T00331089 |
| 13:51 EST |  Partly Cloudy | 3°C / 37°F | -9°C / 16°F | 41% | 1003 mb (29.62 in) | WNW 35 kph (WNW 21.9 mph) | - | 10SM |
| | KLGA 101851Z 29019G28KT 10SM SCT055 03/M09 A2962 RMK AO2 PK WND 30031/1826 SLP031 T00331089 |
| 12:51 EST |  Partly Cloudy | 4°C / 39°F | -9°C / 16°F | 39% | 1003 mb (29.62 in) | W 43 kph (W 26.5 mph) | - | 10SM |
| | KLGA 101751Z 27023G30KT 10SM SCT055 04/M09 A2961 RMK AO2 PK WND 27035/1718 SLP025 T00441089 10050 20039 55001 |
| 11:51 EST |  Partly Cloudy | 5°C / 41°F | -9°C / 16°F | 36% | 1002 mb (29.59 in) | W 39 kph (W 24.2 mph) | - | 10SM |
| | KLGA 101651Z 27021G31KT 10SM SCT055 05/M09 A2960 RMK AO2 PK WND 25031/1647 SLP023 T00501094 |
| 10:51 EST |  Partly Cloudy | 4°C / 39°F | -7°C / 19°F | 45% | 1003 mb (29.62 in) | WNW 32 kph (WNW 19.6 mph) | - | 10SM |
| | KLGA 101551Z 29017G26KT 10SM FEW040 04/M07 A2961 RMK AO2 PK WND 29029/1509 SLP025 T00441067 |
| 09:51 EST |  Partly Cloudy | 4°C / 39°F | -7°C / 19°F | 45% | 1003 mb (29.62 in) | W 30 kph (W 18.4 mph) | - | 10SM |
| | KLGA 101451Z 28016G23KT 10SM FEW037 04/M07 A2961 RMK AO2 PK WND 29027/1429 SLP026 T00441072 53021 |
| 08:51 EST |  Partly Cloudy | 4°C / 39°F | -7°C / 19°F | 45% | 1002 mb (29.59 in) | WNW 37 kph (WNW 23 mph) | - | 10SM |
| | KLGA 101351Z 29020G27KT 10SM FEW035 04/M07 A2958 RMK AO2 PK WND 29029/1315 SLP017 T00391072 $ |
| 07:51 EST |  Partly Cloudy | 4°C / 39°F | -7°C / 19°F | 45% | 1001 mb (29.56 in) | W 35 kph (W 21.9 mph) | - | 10SM |
| | KLGA 101251Z 27019G28KT 10SM FEW032 04/M07 A2956 RMK AO2 PK WND 28034/1216 SLP011 T00441072 $ |
| 06:51 EST |  Partly Cloudy | 5°C / 41°F | -6°C / 21°F | 45% | 1001 mb (29.56 in) | W 33 kph (W 20.7 mph) | - | 10SM |
| | KLGA 101151Z 28018G30KT 10SM FEW150 05/M06 A2955 RMK AO2 PK WND 26032/1113 SLP005 70101 T00501061 10078 20050 $ |
| 05:51 EST |  Mostly Cloudy | 6°C / 43°F | -6°C / 21°F | 42% | 999 mb (29.5 in) | SSW 24 kph (SSW 15 mph) | - | 10SM |
| | KLGA 101051Z 26013G21KT 10SM BKN150 BKN250 06/M06 A2950 RMK AO2 SLP988 T00561056 $ |
| 04:51 EST |  Mostly Cloudy | 6°C / 43°F | -5°C / 23°F | 46% | 998 mb (29.47 in) | W 32 kph (W 19.6 mph) | - | 10SM |
| | KLGA 100951Z 28017G24KT 10SM BKN200 BKN250 06/M05 A2946 RMK AO2 PK WND 26028/0936 SLP977 T00561050 $ |
| 03:51 EST |  Mostly Cloudy | 6°C / 43°F | -4°C / 25°F | 49% | 997 mb (29.44 in) | W 28 kph (W 17.3 mph) | - | 10SM |
| | KLGA 100851Z 27015KT 10SM BKN150 BKN250 06/M04 A2945 RMK AO2 SLP972 T00611044 51019 |
| 02:51 EST |  Overcast | 7°C / 45°F | -4°C / 25°F | 46% | 996 mb (29.41 in) | WNW 26 kph (WNW 16.1 mph) | - | 10SM |
| | KLGA 100751Z 29014G24KT 10SM OVC200 07/M04 A2942 RMK AO2 PK WND 28027/0710 SLP961 T00671044 |
| 01:51 EST |  Overcast | 7°C / 45°F | -3°C / 27°F | 49% | 997 mb (29.44 in) | W 28 kph (W 17.3 mph) | - | 10SM |
| | KLGA 100651Z 28015G29KT 10SM OVC200 07/M03 A2944 RMK AO2 PK WND 29029/0645 SLP968 T00721033 |
| 00:51 EST |  Overcast | 8°C / 46°F | -1°C / 30°F | 53% | 995 mb (29.38 in) | W 32 kph (W 19.6 mph) | - | 10SM |
| | KLGA 100551Z 27017G25KT 10SM FEW027 OVC200 08/M01 A2939 RMK AO2 SLP953 T00781006 10122 20078 53026 |