| 04:52 EST |  Overcast | 2°C / 36°F | -1°C / 30°F | 81% | 1027 mb (30.33 in) | NNW 6 kph (NNW 3.5 mph) | - | 10SM |
| | KNHK 250952Z AUTO 33003KT 10SM OVC029 02/M01 A3032 RMK AO2 SLP268 T00221011 $ |
| 03:52 EST |  Overcast | 2°C / 36°F | -2°C / 28°F | 75% | 1027 mb (30.33 in) | NE 11 kph (NE 6.9 mph) | - | 10SM |
| | KNHK 250852Z AUTO 03006KT 10SM OVC027 02/M02 A3033 RMK AO2 SLP270 T00171017 58023 $ |
| 02:52 EST |  Overcast | 2°C / 36°F | -1°C / 30°F | 81% | 1028 mb (30.36 in) | N 9 kph (N 5.8 mph) | - | 10SM |
| | KNHK 250752Z AUTO 36005KT 10SM OVC025 02/M01 A3037 RMK AO2 SLP283 T00221011 $ |
| 01:52 EST |  Overcast | 2°C / 36°F | -2°C / 28°F | 75% | 1029 mb (30.39 in) | N 6 kph (N 3.5 mph) | - | 10SM |
| | KNHK 250652Z AUTO 36003KT 10SM OVC019 02/M02 A3038 RMK AO2 SLP286 T00171017 $ |
| 00:52 EST |  Overcast | 1°C / 34°F | -2°C / 28°F | 81% | 1029 mb (30.39 in) | Calm | - | 10SM |
| | KNHK 250552Z AUTO 00000KT 10SM OVC019 01/M02 A3040 RMK AO2 SLP293 T00111017 10017 21022 53003 $ |