| 16:54 EST |  Partly Cloudy | 0°C / 32°F | -6°C / 21°F | 64% | 1028 mb (30.36 in) | W 9 kph (W 5.8 mph) | - | 10SM |
| | KBWI 062154Z 28005KT 10SM SCT100 00/M06 A3036 RMK AO2 SLP281 T00001056 |
| 15:54 EST |  Partly Cloudy | 1°C / 34°F | -6°C / 21°F | 60% | 1027 mb (30.33 in) | NW 11 kph (NW 6.9 mph) | - | 10SM |
| | KBWI 062054Z 32006KT 10SM FEW040 SCT100 01/M06 A3033 RMK AO2 SLP271 T00111061 55003 |
| 14:54 EST |  Mostly Cloudy | 2°C / 36°F | -6°C / 21°F | 56% | 1027 mb (30.33 in) | WNW 13 kph (WNW 8.1 mph) | - | 10SM |
| | KBWI 061954Z 29007KT 10SM FEW035 SCT150 BKN200 02/M06 A3032 RMK AO2 SLP269 T00171056 |
| 13:54 EST |  Mostly Cloudy | 1°C / 34°F | -5°C / 23°F | 65% | 1027 mb (30.33 in) | W 15 kph (W 9.2 mph) | - | 10SM |
| | KBWI 061854Z 28008KT 10SM FEW035 BKN200 01/M05 A3032 RMK AO2 SLP269 T00111050 |
| 12:54 EST |  Mostly Cloudy | 1°C / 34°F | -5°C / 23°F | 65% | 1027 mb (30.33 in) | W 17 kph (W 10.4 mph) | - | 10SM |
| | KBWI 061754Z 27009KT 10SM FEW035 SCT150 BKN200 01/M05 A3034 RMK AO2 SLP275 4/001 T00111050 10017 21028 58011 |
| 11:54 EST |  Partly Cloudy | 1°C / 34°F | -6°C / 21°F | 60% | 1028 mb (30.36 in) | NW 19 kph (NW 11.5 mph) | - | 10SM |
| | KBWI 061654Z 31010KT 10SM FEW035 SCT200 01/M06 A3036 RMK AO2 SLP280 T00111056 |
| 10:54 EST |  Partly Cloudy | 1°C / 34°F | -6°C / 21°F | 60% | 1028 mb (30.36 in) | W 20 kph (W 12.7 mph) | - | 10SM |
| | KBWI 061554Z 27011KT 10SM FEW150 SCT200 01/M06 A3037 RMK AO2 SLP287 T00111061 |
| 09:54 EST |  Partly Cloudy | 1°C / 34°F | -5°C / 23°F | 65% | 1028 mb (30.36 in) | NW 13 kph (NW 8.1 mph) | - | 10SM |
| | KBWI 061454Z 30007KT 10SM FEW150 SCT200 01/M05 A3037 RMK AO2 SLP286 T00061050 51034 |
| 08:54 EST |  Partly Cloudy | -1°C / 30°F | -5°C / 23°F | 75% | 1028 mb (30.36 in) | SSW 9 kph (SSW 5.8 mph) | - | 10SM |
| | KBWI 061354Z 26005KT 10SM FEW150 SCT200 M01/M05 A3035 RMK AO2 SLP277 T10111050 |
| 07:54 EST |  Mostly Cloudy | -2°C / 28°F | -5°C / 23°F | 80% | 1026 mb (30.3 in) | SSW 11 kph (SSW 6.9 mph) | - | 9SM |
| | KBWI 061254Z 24006KT 9SM SCT150 BKN200 M02/M05 A3031 RMK AO2 SLP265 T10221050 |
| 06:54 EST |  Clear | -3°C / 27°F | -6°C / 21°F | 80% | 1025 mb (30.27 in) | W 6 kph (W 3.5 mph) | - | 10SM |
| | KBWI 061154Z 27003KT 10SM CLR M03/M06 A3027 RMK AO2 SLP252 70085 T10281056 10000 21028 53033 |
| 05:54 EST |  Clear | -2°C / 28°F | -6°C / 21°F | 74% | 1024 mb (30.24 in) | WNW 15 kph (WNW 9.2 mph) | - | 10SM |
| | KBWI 061054Z 29008KT 10SM CLR M02/M06 A3024 RMK AO2 SLP242 T10171056 |
| 04:54 EST |  Clear | -2°C / 28°F | -5°C / 23°F | 80% | 1023 mb (30.21 in) | WNW 13 kph (WNW 8.1 mph) | - | 10SM |
| | KBWI 060954Z 29007KT 10SM CLR M02/M05 A3020 RMK AO2 SLP227 T10171050 |
| 03:54 EST |  Clear | -2°C / 28°F | -5°C / 23°F | 80% | 1022 mb (30.18 in) | Calm | - | 10SM |
| | KBWI 060854Z 00000KT 10SM CLR M02/M05 A3017 RMK AO2 SLP218 T10171050 51027 |
| 02:54 EST |  Clear | -1°C / 30°F | -4°C / 25°F | 80% | 1021 mb (30.15 in) | WNW 17 kph (WNW 10.4 mph) | - | 10SM |
| | KBWI 060754Z 29009KT 10SM CLR M01/M04 A3015 RMK AO2 SLP212 T10061044 |
| 01:54 EST |  Clear | -1°C / 30°F | -4°C / 25°F | 80% | 1020 mb (30.12 in) | NW 15 kph (NW 9.2 mph) | - | 10SM |
| | KBWI 060654Z 30008KT 10SM CLR M01/M04 A3011 RMK AO2 SLP197 4/001 T10061039 |
| 00:54 EST |  Clear | 0°C / 32°F | -3°C / 27°F | 80% | 1019 mb (30.09 in) | NW 13 kph (NW 8.1 mph) | - | 10SM |
| | KBWI 060554Z 30007KT 10SM CLR 00/M03 A3009 RMK AO2 SLP191 4001 60000 T00001028 10011 20000 51022 |