| 11:53 EST |  Mostly Cloudy | -3°C / 27°F | -9°C / 16°F | 64% | 1028 mb (30.36 in) | Calm | - | 10SM |
| | KMGW 061653Z 00000KT 10SM BKN024 M03/M09 A3036 RMK AO2 SLP296 T10281094 |
| 10:53 EST |  Mostly Cloudy | -4°C / 25°F | -9°C / 16°F | 69% | 1029 mb (30.39 in) | Calm | - | 9SM |
| | KMGW 061553Z 00000KT 9SM BKN024 M04/M09 A3039 RMK AO2 SLP306 T10391094 |
| 10:51 EST |  Mostly Cloudy | -4°C / 25°F | -9°C / 16°F | 69% | 1029 mb (30.39 in) | Calm | - | 9SM |
| | KMGW 061551Z 00000KT 9SM BKN024 M04/M09 A3039 RMK AO2 |
| 09:53 EST |  Partly Cloudy | -4°C / 25°F | -9°C / 16°F | 69% | 1029 mb (30.39 in) | Calm | - | 7SM |
| | KMGW 061453Z 00000KT 7SM FEW029 M04/M09 A3039 RMK AO2 SLP308 T10441089 51010 |
| 09:51 EST |  Partly Cloudy | -4°C / 25°F | -9°C / 16°F | 69% | 1029 mb (30.39 in) | Calm | - | 7SM |
| | KMGW 061451Z 00000KT 7SM FEW029 M04/M09 A3039 RMK AO2 |
| 08:53 EST |  Mostly Cloudy Hazy | -5°C / 23°F | -8°C / 18°F | 80% | 1028 mb (30.36 in) | SW 6 kph (SW 3.5 mph) | - | 6SM |
| | KMGW 061353Z 23003KT 6SM HZ BKN027 M05/M08 A3036 RMK AO2 SLP298 T10501083 |
| 07:53 EST |  Clear Hazy | -6°C / 21°F | -9°C / 16°F | 80% | 1027 mb (30.33 in) | Calm | - | 6SM |
| | KMGW 061253Z 00000KT 6SM HZ CLR M06/M09 A3034 RMK AO2 SLP288 T10561089 |
| 07:31 EST |  Partly Cloudy Hazy | -5°C / 23°F | -9°C / 16°F | 74% | 1027 mb (30.33 in) | Calm | - | 6SM |
| | KMGW 061231Z 00000KT 6SM HZ SCT021 M05/M09 A3032 RMK AO2 |
| 06:53 EST |  Overcast | -4°C / 25°F | -8°C / 18°F | 74% | 1026 mb (30.3 in) | Calm | - | 8SM |
| | KMGW 061153Z 00000KT 8SM OVC021 M04/M08 A3031 RMK AO2 SLP278 70021 T10441083 11017 21050 51021 |
| 06:28 EST |  Mostly Cloudy | -4°C / 25°F | -8°C / 18°F | 74% | 1026 mb (30.3 in) | Calm | - | 8SM |
| | KMGW 061128Z AUTO 00000KT 8SM BKN021 M04/M08 A3030 RMK AO2 |
| 05:53 EST |  Clear | -4°C / 25°F | -9°C / 16°F | 69% | 1025 mb (30.27 in) | Calm | - | 9SM |
| | KMGW 061053Z AUTO 00000KT 9SM CLR M04/M09 A3028 RMK AO2 SLP269 T10441089 |
| 04:53 EST |  Clear | -4°C / 25°F | -8°C / 18°F | 74% | 1025 mb (30.27 in) | Calm | - | 8SM |
| | KMGW 060953Z AUTO 00000KT 8SM CLR M04/M08 A3027 RMK AO2 SLP266 T10391083 |
| 03:53 EST |  Clear | -3°C / 27°F | -8°C / 18°F | 69% | 1024 mb (30.24 in) | Calm | - | 9SM |
| | KMGW 060853Z AUTO 00000KT 9SM CLR M03/M08 A3024 RMK AO2 SLP255 T10331078 53027 |
| 02:53 EST |  Overcast | -2°C / 28°F | -7°C / 19°F | 69% | 1023 mb (30.21 in) | W 9 kph (W 5.8 mph) | - | 10SM |
| | KMGW 060753Z AUTO 28005KT 10SM OVC032 M02/M07 A3021 RMK AO2 PRESRR SLP245 T10221067 |
| 01:53 EST |  Overcast | -2°C / 28°F | -8°C / 18°F | 64% | 1022 mb (30.18 in) | Calm | - | 10SM |
| | KMGW 060653Z AUTO 00000KT 10SM OVC034 M02/M08 A3019 RMK AO2 SLP235 T10171078 |
| 00:53 EST |  Overcast | -2°C / 28°F | -8°C / 18°F | 64% | 1021 mb (30.15 in) | Variable 6 kph (Variable 3.5 mph) | - | 10SM |
| | KMGW 060553Z AUTO VRB03KT 10SM OVC036 M02/M08 A3016 RMK AO2 SLP227 T10171078 10000 21017 50004 |