| 15:52 EST |  Overcast | -1°C / 30°F | -3°C / 27°F | 86% | 1028 mb (30.36 in) | Calm | - | 10SM |
| | KAFN 252052Z AUTO 00000KT 10SM OVC011 M01/M03 A3037 RMK AO2 SLP307 T10061033 55002 |
| 15:09 EST |  Overcast | -1°C / 30°F | -3°C / 27°F | 86% | 1028 mb (30.36 in) | ESE 7 kph (ESE 4.6 mph) | - | 10SM |
| | KAFN 252009Z AUTO 11004KT 10SM OVC013 M01/M03 A3036 RMK AO2 |
| 14:52 EST |  Mostly Cloudy | 0°C / 32°F | -4°C / 25°F | 75% | 1028 mb (30.36 in) | Calm | - | 10SM |
| | KAFN 251952Z AUTO 00000KT 10SM BKN015 00/M04 A3036 RMK AO2 SLP305 T00001039 |
| 13:52 EST |  Clear | 0°C / 32°F | -5°C / 23°F | 69% | 1028 mb (30.36 in) | NE 7 kph (NE 4.6 mph) | - | 10SM |
| | KAFN 251852Z AUTO 03004KT 10SM CLR 00/M05 A3036 RMK AO2 SLP304 T00001050 |
| 12:52 EST |  Clear | 0°C / 32°F | -5°C / 23°F | 69% | 1029 mb (30.39 in) | Calm | - | 10SM |
| | KAFN 251752Z AUTO 00000KT 10SM CLR 00/M05 A3038 RMK AO2 SLP309 T00001050 10006 21128 58014 |
| 11:52 EST |  Clear | -2°C / 28°F | -5°C / 23°F | 80% | 1029 mb (30.39 in) | Calm | - | 10SM |
| | KAFN 251652Z AUTO 00000KT 10SM CLR M02/M05 A3040 RMK AO2 SLP317 T10171050 |
| 10:52 EST |  Clear | -4°C / 25°F | -6°C / 21°F | 86% | 1030 mb (30.42 in) | Calm | - | 10SM |
| | KAFN 251552Z AUTO 00000KT 10SM CLR M04/M06 A3042 RMK AO2 SLP325 T10391056 |
| 09:52 EST |  Clear | -6°C / 21°F | -7°C / 19°F | 93% | 1030 mb (30.42 in) | Calm | - | 10SM |
| | KAFN 251452Z AUTO 00000KT 10SM CLR M06/M07 A3042 RMK AO2 SLP326 T10561072 53006 |
| 08:52 EST |  Clear | -9°C / 16°F | -11°C / 12°F | 86% | 1030 mb (30.42 in) | Calm | - | 10SM |
| | KAFN 251352Z AUTO 00000KT 10SM CLR M09/M11 A3041 RMK AO2 SLP323 T10941106 |
| 07:52 EST |  Clear | -13°C / 9°F | -14°C / 7°F | 92% | 1030 mb (30.42 in) | Calm | - | 10SM |
| | KAFN 251252Z AUTO 00000KT 10SM CLR M13/M14 A3041 RMK AO2 SLP325 T11281144 |
| 06:52 EST |  Clear | -13°C / 9°F | -14°C / 7°F | 92% | 1029 mb (30.39 in) | Calm | - | 10SM |
| | KAFN 251152Z AUTO 00000KT 10SM CLR M13/M14 A3040 RMK AO2 SLP321 T11281144 11100 21128 53003 |
| 05:52 EST |  Clear | -12°C / 10°F | -13°C / 9°F | 92% | 1029 mb (30.39 in) | S 6 kph (S 3.5 mph) | - | 10SM |
| | KAFN 251052Z AUTO 18003KT 10SM CLR M12/M13 A3040 RMK AO2 SLP320 T11221133 |
| 04:52 EST |  Clear | -12°C / 10°F | -13°C / 9°F | 92% | 1029 mb (30.39 in) | S 6 kph (S 3.5 mph) | - | 10SM |
| | KAFN 250952Z AUTO 18003KT 10SM CLR M12/M13 A3039 RMK AO2 SLP316 T11171133 |
| 03:52 EST |  Clear | -11°C / 12°F | -12°C / 10°F | 92% | 1029 mb (30.39 in) | Calm | - | 10SM |
| | KAFN 250852Z AUTO 00000KT 10SM CLR M11/M12 A3039 RMK AO2 SLP314 T11111122 58005 |
| 02:52 EST |  Clear | -12°C / 10°F | -13°C / 9°F | 92% | 1030 mb (30.42 in) | S 7 kph (S 4.6 mph) | - | 10SM |
| | KAFN 250752Z AUTO 17004KT 10SM CLR M12/M13 A3041 RMK AO2 SLP318 T11171128 |
| 01:52 EST |  Clear | -11°C / 12°F | -12°C / 10°F | 92% | 1030 mb (30.42 in) | Calm | - | 10SM |
| | KAFN 250652Z AUTO 00000KT 10SM CLR M11/M12 A3041 RMK AO2 SLP319 T11061117 |
| 00:52 EST |  Clear | -10°C / 14°F | -11°C / 12°F | 92% | 1030 mb (30.42 in) | S 6 kph (S 3.5 mph) | - | 10SM |
| | KAFN 250552Z AUTO 18003KT 10SM CLR M10/M11 A3041 RMK AO2 SLP318 T11001111 11050 21106 51007 |