| 09:54 EST |  Clear | -1°C / 30°F | -7°C / 19°F | 64% | 1024 mb (30.24 in) | NW 6 kph (NW 3.5 mph) | - | 10SM |
| | KLEX 041454Z 31003KT 10SM CLR M01/M07 A3024 RMK AO2 SLP247 60001 T10111067 53009 |
| 08:54 EST |  Clear | -2°C / 28°F | -6°C / 21°F | 74% | 1024 mb (30.24 in) | Calm | 0.25 mm (0.01 in) | 10SM |
| | KLEX 041354Z 00000KT 10SM CLR M02/M06 A3023 RMK AO2 SLP243 P0001 T10221056 |
| 07:54 EST |  Partly Cloudy | -2°C / 28°F | -6°C / 21°F | 74% | 1023 mb (30.21 in) | Calm | - | 10SM |
| | KLEX 041254Z 00000KT 10SM FEW100 M02/M06 A3021 RMK AO2 SLP236 T10221061 |
| 06:54 EST |  Clear | -2°C / 28°F | -7°C / 19°F | 69% | 1023 mb (30.21 in) | Calm | - | 10SM |
| | KLEX 041154Z 00000KT 10SM CLR M02/M07 A3021 RMK AO2 SLP238 T10171067 10011 21017 51010 |
| 05:54 EST |  Mostly Cloudy | -1°C / 30°F | -6°C / 21°F | 69% | 1023 mb (30.21 in) | Calm | - | 10SM |
| | KLEX 041054Z 00000KT 10SM BKN038 M01/M06 A3021 RMK AO2 SLP235 T10111056 |
| 04:54 EST |  Overcast | -1°C / 30°F | -6°C / 21°F | 69% | 1022 mb (30.18 in) | NW 13 kph (NW 8.1 mph) | - | 10SM |
| | KLEX 040954Z 30007KT 10SM OVC040 M01/M06 A3019 RMK AO2 SLP231 T10061061 |
| 03:54 EST |  Mostly Cloudy | 0°C / 32°F | -6°C / 21°F | 64% | 1022 mb (30.18 in) | W 9 kph (W 5.8 mph) | - | 10SM |
| | KLEX 040854Z 27005KT 10SM BKN038 00/M06 A3018 RMK AO2 SLP226 T00001061 53009 |
| 02:54 EST |  Overcast | 1°C / 34°F | -6°C / 21°F | 60% | 1022 mb (30.18 in) | W 6 kph (W 3.5 mph) | - | 10SM |
| | KLEX 040754Z 28003KT 10SM OVC038 01/M06 A3017 RMK AO2 SLP221 T00061056 |
| 01:54 EST |  Overcast | 1°C / 34°F | -5°C / 23°F | 65% | 1021 mb (30.15 in) | Calm | - | 10SM |
| | KLEX 040654Z 00000KT 10SM OVC036 01/M05 A3015 RMK AO2 SLP216 T00061050 |
| 00:54 EST |  Overcast | 1°C / 34°F | -6°C / 21°F | 60% | 1021 mb (30.15 in) | NW 13 kph (NW 8.1 mph) | - | 10SM |
| | KLEX 040554Z 30007KT 10SM OVC036 01/M06 A3015 RMK AO2 SLP216 T00111061 10028 20006 50003 |