| 17:51 EST |  Partly Cloudy | -4°C / 25°F | -10°C / 14°F | 63% | 1026 mb (30.3 in) | NNW 7 kph (NNW 4.6 mph) | - | 10SM |
| | KPIT 232251Z 34004KT 10SM SCT250 M04/M10 A3030 RMK AO2 SLP287 T10391100 |
| 16:51 EST |  Mostly Cloudy | -3°C / 27°F | -10°C / 14°F | 59% | 1026 mb (30.3 in) | N 7 kph (N 4.6 mph) | - | 10SM |
| | KPIT 232151Z 36004KT 10SM BKN250 M03/M10 A3029 RMK AO2 SLP284 T10331100 |
| 15:51 EST |  Mostly Cloudy | -3°C / 27°F | -10°C / 14°F | 59% | 1026 mb (30.3 in) | NE 11 kph (NE 6.9 mph) | - | 10SM |
| | KPIT 232051Z 03006KT 10SM FEW120 BKN250 M03/M10 A3029 RMK AO2 SLP281 T10281100 56008 |
| 14:51 EST |  Mostly Cloudy | -2°C / 28°F | -10°C / 14°F | 55% | 1026 mb (30.3 in) | NNW 11 kph (NNW 6.9 mph) | - | 10SM |
| | KPIT 231951Z 34006KT 10SM FEW120 BKN250 M02/M10 A3029 RMK AO2 SLP281 T10171100 |
| 13:51 EST |  Mostly Cloudy | -3°C / 27°F | -10°C / 14°F | 59% | 1026 mb (30.3 in) | Calm | - | 10SM |
| | KPIT 231851Z 00000KT 10SM FEW120 BKN250 M03/M10 A3029 RMK AO2 SLP283 T10281100 |
| 12:51 EST |  Partly Cloudy | -3°C / 27°F | -10°C / 14°F | 59% | 1026 mb (30.3 in) | N 11 kph (N 6.9 mph) | - | 10SM |
| | KPIT 231751Z 36006KT 10SM FEW120 SCT250 M03/M10 A3031 RMK AO2 SLP289 4/003 T10331100 11033 21083 58013 |
| 11:51 EST |  Partly Cloudy | -4°C / 25°F | -10°C / 14°F | 63% | 1027 mb (30.33 in) | NW 6 kph (NW 3.5 mph) | - | 10SM |
| | KPIT 231651Z 32003KT 10SM FEW028 SCT250 M04/M10 A3034 RMK AO2 SLP297 T10441100 |
| 10:51 EST |  Partly Cloudy | -5°C / 23°F | -10°C / 14°F | 68% | 1028 mb (30.36 in) | N 7 kph (N 4.6 mph) | - | 10SM |
| | KPIT 231551Z 35004KT 10SM FEW025 SCT100 SCT250 M05/M10 A3035 RMK AO2 SLP300 T10501100 |
| 09:51 EST |  Partly Cloudy | -6°C / 21°F | -10°C / 14°F | 74% | 1028 mb (30.36 in) | Calm | - | 10SM |
| | KPIT 231451Z 00000KT 10SM FEW100 SCT250 M06/M10 A3035 RMK AO2 SLP302 T10611100 53009 |
| 08:51 EST |  Partly Cloudy | -7°C / 19°F | -11°C / 12°F | 73% | 1027 mb (30.33 in) | NE 7 kph (NE 4.6 mph) | - | 10SM |
| | KPIT 231351Z 03004KT 10SM FEW100 SCT250 M07/M11 A3034 RMK AO2 SLP299 T10721106 |
| 07:51 EST |  Partly Cloudy | -8°C / 18°F | -11°C / 12°F | 79% | 1027 mb (30.33 in) | NNE 9 kph (NNE 5.8 mph) | - | 9SM |
| | KPIT 231251Z 02005KT 9SM FEW100 M08/M11 A3033 RMK AO2 SLP295 T10831106 |
| 06:51 EST |  Partly Cloudy | -7°C / 19°F | -11°C / 12°F | 73% | 1027 mb (30.33 in) | N 7 kph (N 4.6 mph) | - | 10SM |
| | KPIT 231151Z 36004KT 10SM FEW100 M07/M11 A3032 RMK AO2 SLP293 70001 T10721106 11039 21078 53011 |
| 05:51 EST |  Partly Cloudy | -7°C / 19°F | -11°C / 12°F | 73% | 1026 mb (30.3 in) | N 6 kph (N 3.5 mph) | - | 10SM |
| | KPIT 231051Z 35003KT 10SM FEW100 M07/M11 A3031 RMK AO2 SLP288 T10721106 |
| 04:51 EST |  Partly Cloudy | -7°C / 19°F | -9°C / 16°F | 86% | 1026 mb (30.3 in) | N 7 kph (N 4.6 mph) | - | 10SM |
| | KPIT 230951Z 35004KT 10SM FEW100 M07/M09 A3030 RMK AO2 SLP283 T10671094 |
| 03:51 EST |  Partly Cloudy | -6°C / 21°F | -8°C / 18°F | 86% | 1026 mb (30.3 in) | N 11 kph (N 6.9 mph) | - | 10SM |
| | KPIT 230851Z 36006KT 10SM FEW080 SCT100 M06/M08 A3029 RMK AO2 SLP281 T10561083 53005 |
| 02:51 EST |  Overcast | -4°C / 25°F | -8°C / 18°F | 74% | 1025 mb (30.27 in) | NNE 7 kph (NNE 4.6 mph) | - | 10SM |
| | KPIT 230751Z 02004KT 10SM OVC090 M04/M08 A3028 RMK AO2 SLP278 T10441078 |
| 01:51 EST |  Overcast | -4°C / 25°F | -8°C / 18°F | 74% | 1025 mb (30.27 in) | NNE 9 kph (NNE 5.8 mph) | - | 10SM |
| | KPIT 230651Z 02005KT 10SM OVC100 M04/M08 A3027 RMK AO2 SLP272 T10391078 |
| 00:51 EST |  Partly Cloudy | -4°C / 25°F | -8°C / 18°F | 74% | 1025 mb (30.27 in) | N 9 kph (N 5.8 mph) | - | 10SM |
| | KPIT 230551Z 01005KT 10SM FEW025 SCT085 M04/M08 A3027 RMK AO2 SLP275 4/003 T10391078 11006 21039 51005 |