| 18:54 EST |  Clear | 8°C / 46°F | -1°C / 30°F | 53% | 1019 mb (30.09 in) | SW 6 kph (SW 3.5 mph) | - | 10SM |
| | KBWI 012354Z 22003KT 10SM CLR 08/M01 A3008 RMK AO2 SLP186 T00831011 10128 20067 53022 |
| 17:54 EST |  Partly Cloudy | 9°C / 48°F | -1°C / 30°F | 50% | 1018 mb (30.06 in) | Calm | - | 10SM |
| | KBWI 012254Z 00000KT 10SM FEW250 09/M01 A3006 RMK AO2 SLP178 T00941011 |
| 16:54 EST |  Partly Cloudy | 10°C / 50°F | -1°C / 30°F | 47% | 1017 mb (30.03 in) | SSE 9 kph (SSE 5.8 mph) | - | 10SM |
| | KBWI 012154Z 16005KT 10SM FEW250 10/M01 A3003 RMK AO2 SLP171 T01001011 |
| 15:54 EST |  Partly Cloudy | 12°C / 54°F | -2°C / 28°F | 38% | 1016 mb (30 in) | SSW 9 kph (SSW 5.8 mph) | - | 10SM |
| | KBWI 012054Z 24005KT 10SM FEW250 12/M02 A3001 RMK AO2 SLP164 T01221017 55000 |
| 14:54 EST |  Partly Cloudy | 13°C / 55°F | -2°C / 28°F | 36% | 1016 mb (30 in) | SSW 9 kph (SSW 5.8 mph) | - | 10SM |
| | KBWI 011954Z 24005KT 10SM FEW250 13/M02 A3001 RMK AO2 SLP162 T01281017 |
| 13:54 EST |  Partly Cloudy | 12°C / 54°F | -2°C / 28°F | 38% | 1017 mb (30.03 in) | Variable 11 kph (Variable 6.9 mph) | - | 10SM |
| | KBWI 011854Z VRB06KT 10SM FEW250 12/M02 A3002 RMK AO2 SLP165 T01221017 |
| 12:54 EST |  Clear | 12°C / 54°F | -3°C / 27°F | 35% | 1016 mb (30 in) | W 17 kph (W 10.4 mph) | - | 10SM |
| | KBWI 011754Z 28009G17KT 10SM CLR 12/M03 A3001 RMK AO2 SLP164 T01171028 58010 |
| 11:54 EST |  Clear | 11°C / 52°F | -3°C / 27°F | 38% | 1017 mb (30.03 in) | W 19 kph (W 11.5 mph) | - | 10SM |
| | KBWI 011654Z 27010G22KT 10SM CLR 11/M03 A3003 RMK AO2 SLP168 T01061028 $ |
| 10:54 EST |  Clear | 8°C / 46°F | -2°C / 28°F | 50% | 1018 mb (30.06 in) | SSW 15 kph (SSW 9.2 mph) | - | 10SM |
| | KBWI 011554Z 25008KT 10SM CLR 08/M02 A3005 RMK AO2 SLP174 T00831022 $ |
| 09:54 EST |  Clear | 6°C / 43°F | -2°C / 28°F | 57% | 1018 mb (30.06 in) | SSW 13 kph (SSW 8.1 mph) | - | 10SM |
| | KBWI 011454Z 24007KT 10SM CLR 06/M02 A3005 RMK AO2 SLP175 6//// T00561022 50005 PNO VISNO $ |
| 08:54 EST |  Clear | 3°C / 37°F | -3°C / 27°F | 65% | 1018 mb (30.06 in) | SW 9 kph (SW 5.8 mph) | - | 10SM |
| | KBWI 011354Z 21005KT 10SM CLR 03/M03 A3005 RMK AO2 SLP176 T00281033 PNO $ |
| 07:54 EST |  Clear | 1°C / 34°F | -4°C / 25°F | 70% | 1017 mb (30.03 in) | Calm | - | 10SM |
| | KBWI 011254Z 00000KT 10SM CLR 01/M04 A3004 RMK AO2 SLP173 T00111039 |
| 06:54 EST |  Clear | 1°C / 34°F | -5°C / 23°F | 65% | 1017 mb (30.03 in) | SW 6 kph (SW 3.5 mph) | - | 10SM |
| | KBWI 011154Z 21003KT 10SM CLR 01/M05 A3003 RMK AO2 SLP169 70022 T00061050 10033 21011 51013 |
| 05:54 EST |  Clear | 1°C / 34°F | -5°C / 23°F | 65% | 1016 mb (30 in) | SW 6 kph (SW 3.5 mph) | - | 10SM |
| | KBWI 011054Z 22003KT 10SM CLR 01/M05 A3001 RMK AO2 SLP164 T00111050 |
| 04:54 EST |  Clear | 2°C / 36°F | -5°C / 23°F | 60% | 1016 mb (30 in) | SSW 7 kph (SSW 4.6 mph) | - | 10SM |
| | KBWI 010954Z 24004KT 10SM CLR 02/M05 A3001 RMK AO2 SLP163 T00171050 |
| 03:54 EST |  Clear | 2°C / 36°F | -5°C / 23°F | 60% | 1016 mb (30 in) | W 17 kph (W 10.4 mph) | - | 10SM |
| | KBWI 010854Z 28009KT 10SM CLR 02/M05 A2999 RMK AO2 SLP157 T00171050 51017 |
| 02:54 EST |  Clear | 2°C / 36°F | -5°C / 23°F | 60% | 1015 mb (29.97 in) | SSW 11 kph (SSW 6.9 mph) | - | 10SM |
| | KBWI 010754Z 25006KT 10SM CLR 02/M05 A2998 RMK AO2 SLP152 T00221050 $ |
| 01:54 EST |  Clear | 3°C / 37°F | -5°C / 23°F | 56% | 1015 mb (29.97 in) | WNW 15 kph (WNW 9.2 mph) | - | 10SM |
| | KBWI 010654Z 29008KT 10SM CLR 03/M05 A2997 RMK AO2 SLP147 T00281050 |
| 00:54 EST |  Partly Cloudy | 3°C / 37°F | -4°C / 25°F | 60% | 1014 mb (29.94 in) | W 20 kph (W 12.7 mph) | - | 10SM |
| | KBWI 010554Z 28011KT 10SM FEW070 03/M04 A2994 RMK AO2 SLP139 60000 T00281039 10072 20028 51023 |