| 06:35 EST |  Overcast | -1°C / 30°F | -2°C / 28°F | 93% | 1007 mb (29.74 in) | W 11 kph (W 6.9 mph) | 0.25 mm (0.01 in) | 2 1/2SM |
| | KCIU 261135Z AUTO 27006KT 2 1/2SM FEW004 OVC023 M01/M02 A2974 RMK AO1 P0001 |
| 06:15 EST |  Overcast | -1°C / 30°F | -2°C / 28°F | 93% | 1007 mb (29.74 in) | W 13 kph (W 8.1 mph) | - | 2 1/2SM |
| | KCIU 261115Z AUTO 28007KT 2 1/2SM BKN004 OVC022 M01/M02 A2973 RMK AO1 |
| 05:55 EST |  Overcast | -1°C / 30°F | -2°C / 28°F | 93% | 1007 mb (29.74 in) | W 11 kph (W 6.9 mph) | 0.51 mm (0.02 in) | 2SM |
| | KCIU 261055Z AUTO 27006KT 2SM BKN003 BKN009 OVC016 M01/M02 A2973 RMK AO1 P0002 |
| 05:35 EST |  Overcast | 0°C / 32°F | -1°C / 30°F | 93% | 1007 mb (29.74 in) | W 15 kph (W 9.2 mph) | 0.51 mm (0.02 in) | 2SM |
| | KCIU 261035Z AUTO 27008G14KT 2SM BKN004 OVC010 00/M01 A2973 RMK AO1 P0002 |
| 05:15 EST |  Overcast | 2°C / 36°F | 1°C / 34°F | 93% | 1006 mb (29.71 in) | SE 19 kph (SE 11.5 mph) | 0.25 mm (0.01 in) | 10SM |
| | KCIU 261015Z AUTO 13010KT 10SM BKN007 OVC013 02/01 A2971 RMK AO1 P0001 |
| 04:55 EST |  Overcast | 2°C / 36°F | 1°C / 34°F | 93% | 1006 mb (29.71 in) | SE 20 kph (SE 12.7 mph) | 1.52 mm (0.06 in) | 7SM |
| | KCIU 260955Z AUTO 13011KT 7SM BKN013 OVC020 02/01 A2970 RMK AO1 P0006 |
| 04:35 EST |  Overcast | 2°C / 36°F | 1°C / 34°F | 93% | 1006 mb (29.71 in) | SE 22 kph (SE 13.8 mph) | 1.27 mm (0.05 in) | 7SM |
| | KCIU 260935Z AUTO 12012KT 7SM FEW005 BKN013 OVC020 02/01 A2970 RMK AO1 P0005 |
| 04:15 EST |  Overcast | 2°C / 36°F | 1°C / 34°F | 93% | 1006 mb (29.71 in) | SE 24 kph (SE 15 mph) | 0.76 mm (0.03 in) | 7SM |
| | KCIU 260915Z AUTO 13013KT 7SM BKN005 OVC011 02/01 A2971 RMK AO1 P0003 |
| 03:55 EST |  Overcast | 2°C / 36°F | 1°C / 34°F | 93% | 1006 mb (29.71 in) | SE 28 kph (SE 17.3 mph) | 0.76 mm (0.03 in) | 8SM |
| | KCIU 260855Z AUTO 13015G21KT 8SM OVC004 02/01 A2971 RMK AO1 P0003 60006 54000 |
| 03:35 EST |  Overcast | 2°C / 36°F | 1°C / 34°F | 93% | 1006 mb (29.71 in) | SE 28 kph (SE 17.3 mph) | 0.25 mm (0.01 in) | 8SM |
| | KCIU 260835Z AUTO 12015G19KT 8SM OVC004 02/01 A2971 RMK AO1 P0001 |
| 03:15 EST |  Overcast | 2°C / 36°F | 1°C / 34°F | 93% | 1006 mb (29.71 in) | SE 28 kph (SE 17.3 mph) | - | 10SM |
| | KCIU 260815Z AUTO 13015G21KT 10SM OVC005 02/01 A2971 RMK AO1 |
| 02:55 EST |  Overcast | 1°C / 34°F | 0°C / 32°F | 93% | 1006 mb (29.71 in) | SE 28 kph (SE 17.3 mph) | 0.51 mm (0.02 in) | 10SM |
| | KCIU 260755Z AUTO 13015G24KT 10SM OVC004 01/00 A2971 RMK AO1 P0002 |
| 02:35 EST |  Overcast | 1°C / 34°F | 0°C / 32°F | 93% | 1006 mb (29.71 in) | SE 28 kph (SE 17.3 mph) | 0.25 mm (0.01 in) | 10SM |
| | KCIU 260735Z AUTO 13015KT 10SM OVC004 01/00 A2971 RMK AO1 P0001 |
| 02:15 EST |  Overcast | 1°C / 34°F | -1°C / 30°F | 87% | 1006 mb (29.71 in) | SE 28 kph (SE 17.3 mph) | - | 10SM |
| | KCIU 260715Z AUTO 13015G25KT 10SM OVC004 01/M01 A2971 RMK AO1 |
| 01:55 EST |  Overcast | 1°C / 34°F | -1°C / 30°F | 87% | 1006 mb (29.71 in) | SE 28 kph (SE 17.3 mph) | 0.25 mm (0.01 in) | 10SM |
| | KCIU 260655Z AUTO 12015G22KT 10SM OVC005 01/M01 A2971 RMK AO1 P0001 |
| 01:35 EST |  Overcast | 1°C / 34°F | -1°C / 30°F | 87% | 1006 mb (29.71 in) | SE 33 kph (SE 20.7 mph) | - | 8SM |
| | KCIU 260635Z AUTO 12018G24KT 8SM OVC005 01/M01 A2971 RMK AO1 |
| 01:15 EST |  Overcast | 1°C / 34°F | -1°C / 30°F | 87% | 1006 mb (29.71 in) | SE 33 kph (SE 20.7 mph) | - | 10SM |
| | KCIU 260615Z AUTO 12018G24KT 10SM OVC005 01/M01 A2971 RMK AO1 |
| 00:55 EST |  Overcast | 1°C / 34°F | -1°C / 30°F | 87% | 1006 mb (29.71 in) | SE 41 kph (SE 25.3 mph) | - | 7SM |
| | KCIU 260555Z AUTO 13022G27KT 7SM OVC005 01/M01 A2971 RMK AO1 10010 20000 400101030 57010 |
| 00:35 EST |  Overcast | 1°C / 34°F | -2°C / 28°F | 81% | 1006 mb (29.71 in) | SE 39 kph (SE 24.2 mph) | - | 7SM |
| | KCIU 260535Z AUTO 12021G25KT 7SM OVC005 01/M02 A2972 RMK AO1 |
| 00:15 EST |  Overcast | 1°C / 34°F | -1°C / 30°F | 87% | 1006 mb (29.71 in) | SE 33 kph (SE 20.7 mph) | - | 8SM |
| | KCIU 260515Z AUTO 12018G26KT 8SM OVC005 01/M01 A2972 RMK AO1 |