| 11:55 EST | 
Clear | 0°C / 32°F | -8°C / 18°F | 55% | 1030 mb
(30.42 in) | N 13 kph
(N 8.1 mph) | - | 10SM |
| | KHEF 241655Z AUTO 36007KT 10SM CLR 00/M08 A3042
RMK AO1 |
| 10:55 EST |
Clear | -2°C / 28°F | -9°C / 16°F | 59% | 1031 mb
(30.45 in) | N 13 kph
(N 8.1 mph) | - | 10SM |
| | KHEF 241555Z AUTO 35007KT 10SM CLR M02/M09 A3045
RMK AO1 |
| 09:55 EST |
Clear | -7°C / 19°F | -10°C / 14°F | 79% | 1031 mb
(30.45 in) | N 11 kph
(N 6.9 mph) | - | 10SM |
| | KHEF 241455Z AUTO 36006KT 10SM CLR M07/M10 A3045
RMK AO1 52024 |
| 08:55 EST |
Clear | -12°C / 10°F | -15°C / 5°F | 79% | 1031 mb
(30.45 in) | Calm | - | 10SM |
| | KHEF 241355Z AUTO 00000KT 10SM CLR M12/M15 A3044
RMK AO1 |
| 07:55 EST |
Clear | -15°C / 5°F | -17°C / 1°F | 85% | 1030 mb
(30.42 in) | Calm | - | 10SM |
| | KHEF 241255Z AUTO 00000KT 10SM CLR M15/M17 A3041
RMK AO1 |
| 06:55 EST | 
Clear | -13°C / 9°F | -17°C / 1°F | 72% | 1029 mb
(30.39 in) | Calm | - | 10SM |
| | KHEF 241155Z AUTO 00000KT 10SM CLR M13/M17 A3038
RMK AO1 11090 21130 52017 |
| 05:55 EST |
Clear | -12°C / 10°F | -13°C / 9°F | 92% | 1028 mb
(30.36 in) | Calm | - | 10SM |
| | KHEF 241055Z AUTO 00000KT 10SM CLR M12/M13 A3037
RMK AO1 |
| 04:55 EST |
Clear | -13°C / 9°F | -16°C / 3°F | 78% | 1028 mb
(30.36 in) | Calm | - | 10SM |
| | KHEF 240955Z AUTO 00000KT 10SM CLR M13/M16 A3036
RMK AO1 |
| 03:55 EST |
Clear | -12°C / 10°F | -16°C / 3°F | 72% | 1027 mb
(30.33 in) | Calm | - | 10SM |
| | KHEF 240855Z AUTO 00000KT 10SM CLR M12/M16 A3033
RMK AO1 52003 |
| 02:55 EST |
Clear | -11°C / 12°F | -14°C / 7°F | 79% | 1027 mb
(30.33 in) | Calm | - | 10SM |
| | KHEF 240755Z AUTO 00000KT 10SM CLR M11/M14 A3033
RMK AO1 |
| 01:55 EST |
Clear | -12°C / 10°F | -14°C / 7°F | 85% | 1027 mb
(30.33 in) | Calm | - | 10SM |
| | KHEF 240655Z AUTO 00000KT 10SM CLR M12/M14 A3033
RMK AO1 |
| 00:55 EST |
Clear | -11°C / 12°F | -15°C / 5°F | 73% | 1027 mb
(30.33 in) | Calm | - | 10SM |
| | KHEF 240555Z AUTO 00000KT 10SM CLR M11/M15 A3032
RMK AO1 11050 21120 52003 |
