| 07:14 EST |  Overcast Light Snow | -3°C / 27°F | -4°C / 25°F | 93% | 1013 mb (29.91 in) | SW 7 kph (SW 4.6 mph) | - | 2 1/2SM |
| | KACB 041214Z AUTO 22004KT 2 1/2SM -SN BKN020 BKN027 OVC032 M03/M04 A2991 RMK AO2 |
| 06:54 EST |  Overcast Light Snow | -2°C / 28°F | -6°C / 21°F | 74% | 1013 mb (29.91 in) | SSW 7 kph (SSW 4.6 mph) | - | 4SM |
| | KACB 041154Z AUTO 24004KT 4SM -SN SCT020 BKN044 OVC050 M02/M06 A2990 RMK AO2 |
| 06:34 EST |  Overcast Light Snow | -2°C / 28°F | -6°C / 21°F | 74% | 1013 mb (29.91 in) | Calm | - | 10SM |
| | KACB 041134Z AUTO 00000KT 10SM -SN SCT032 BKN039 OVC050 M02/M06 A2990 RMK AO2 |
| 06:14 EST |  Overcast | -2°C / 28°F | -6°C / 21°F | 74% | 1013 mb (29.91 in) | Calm | - | 10SM |
| | KACB 041114Z AUTO 00000KT 10SM BKN032 OVC040 M02/M06 A2990 RMK AO2 |
| 05:54 EST |  Overcast | -2°C / 28°F | -7°C / 19°F | 69% | 1013 mb (29.91 in) | SSW 6 kph (SSW 3.5 mph) | - | 10SM |
| | KACB 041054Z AUTO 26003KT 10SM SCT032 BKN039 OVC055 M02/M07 A2990 RMK AO2 |
| 05:34 EST |  Overcast | -2°C / 28°F | -7°C / 19°F | 69% | 1013 mb (29.91 in) | Calm | - | 10SM |
| | KACB 041034Z AUTO 00000KT 10SM BKN037 BKN046 OVC049 M02/M07 A2990 RMK AO2 |
| 05:14 EST |  Overcast | -2°C / 28°F | -7°C / 19°F | 69% | 1013 mb (29.91 in) | SSW 6 kph (SSW 3.5 mph) | - | 10SM |
| | KACB 041014Z AUTO 25003KT 10SM BKN039 OVC047 M02/M07 A2990 RMK AO2 |
| 04:54 EST |  Overcast | -2°C / 28°F | -7°C / 19°F | 69% | 1013 mb (29.91 in) | Calm | - | 10SM |
| | KACB 040954Z AUTO 00000KT 10SM BKN041 BKN047 OVC060 M02/M07 A2990 RMK AO2 |
| 04:34 EST |  Overcast | -2°C / 28°F | -6°C / 21°F | 74% | 1013 mb (29.91 in) | SSW 6 kph (SSW 3.5 mph) | - | 10SM |
| | KACB 040934Z AUTO 26003KT 10SM SCT035 SCT046 OVC065 M02/M06 A2990 RMK AO2 |
| 04:14 EST |  Mostly Cloudy | -2°C / 28°F | -6°C / 21°F | 74% | 1013 mb (29.91 in) | Calm | - | 10SM |
| | KACB 040914Z AUTO 00000KT 10SM BKN065 M02/M06 A2990 RMK AO2 |
| 03:54 EST |  Partly Cloudy | -2°C / 28°F | -5°C / 23°F | 80% | 1013 mb (29.91 in) | W 6 kph (W 3.5 mph) | - | 10SM |
| | KACB 040854Z AUTO 28003KT 10SM SCT065 M02/M05 A2990 RMK AO2 |
| 03:34 EST |  Overcast | -3°C / 27°F | -4°C / 25°F | 93% | 1013 mb (29.91 in) | Calm | - | 10SM |
| | KACB 040834Z AUTO 00000KT 10SM BKN065 OVC110 M03/M04 A2990 RMK AO2 |
| 03:14 EST |  Mostly Cloudy | -3°C / 27°F | -4°C / 25°F | 93% | 1013 mb (29.91 in) | Calm | - | 10SM |
| | KACB 040814Z AUTO 00000KT 10SM BKN110 M03/M04 A2990 RMK AO2 |
| 02:54 EST |  Partly Cloudy | -2°C / 28°F | -3°C / 27°F | 93% | 1013 mb (29.91 in) | Calm | - | 10SM |
| | KACB 040754Z AUTO 00000KT 10SM SCT013 SCT100 M02/M03 A2990 RMK AO2 |
| 02:34 EST |  Overcast Light Snow | -2°C / 28°F | -3°C / 27°F | 93% | 1013 mb (29.91 in) | SSW 6 kph (SSW 3.5 mph) | - | 10SM |
| | KACB 040734Z AUTO 26003KT 10SM -SN SCT013 SCT023 OVC100 M02/M03 A2990 RMK AO2 |
| 02:14 EST |  Overcast Light Snow | -2°C / 28°F | -3°C / 27°F | 93% | 1012 mb (29.88 in) | Calm | - | 5SM |
| | KACB 040714Z AUTO 00000KT 5SM -SN SCT004 BKN038 OVC100 M02/M03 A2989 RMK AO2 |
| 01:54 EST |  Overcast Snow | -2°C / 28°F | -2°C / 28°F | 100% | 1012 mb (29.88 in) | Calm | - | 1SM |
| | KACB 040654Z AUTO 00000KT 1SM SN OVC003 M02/M02 A2988 RMK AO2 |
| 01:34 EST |  Overcast Heavy Snow | -2°C / 28°F | -3°C / 27°F | 93% | 1012 mb (29.88 in) | Calm | - | 1/4SM |
| | KACB 040634Z AUTO 00000KT 1/4SM +SN OVC001 M02/M03 A2989 RMK AO2 |
| 01:14 EST |  Overcast Heavy Snow | -2°C / 28°F | -2°C / 28°F | 100% | 1012 mb (29.88 in) | Calm | - | 1/2SM |
| | KACB 040614Z AUTO 00000KT 1/2SM +SN OVC005 M02/M02 A2988 RMK AO2 |
| 00:54 EST |  Overcast Snow | -2°C / 28°F | -3°C / 27°F | 93% | 1012 mb (29.88 in) | Calm | - | 1SM |
| | KACB 040554Z AUTO 00000KT 1SM SN OVC005 M02/M03 A2988 RMK AO2 |
| 00:34 EST |  Overcast Light Snow | -2°C / 28°F | -3°C / 27°F | 93% | 1012 mb (29.88 in) | Calm | - | 1 1/4SM |
| | KACB 040534Z AUTO 00000KT 1 1/4SM -SN SCT011 OVC017 M02/M03 A2988 RMK AO2 |
| 00:14 EST |  Mostly Cloudy Light Snow | -3°C / 27°F | -3°C / 27°F | 100% | 1012 mb (29.88 in) | Calm | - | 4SM |
| | KACB 040514Z AUTO 00000KT 4SM -SN BKN016 BKN030 BKN060 M03/M03 A2988 RMK AO2 |