| 06:10 CST |  Clear | -2°C / 28°F | -5°C / 23°F | 80% | 1007 mb (29.74 in) | NW 15 kph (NW 9.2 mph) | - | 10SM |
| | KONL 281210Z AUTO 32008KT 10SM CLR M02/M05 A2974 RMK AO2 T10161053 |
| 05:50 CST |  Clear | -2°C / 28°F | -6°C / 21°F | 74% | 1007 mb (29.74 in) | NW 13 kph (NW 8.1 mph) | - | 10SM |
| | KONL 281150Z AUTO 32007KT 10SM CLR M02/M06 A2975 RMK AO2 T10221059 10025 21031 |
| 05:30 CST |  Clear | -1°C / 30°F | -5°C / 23°F | 75% | 1007 mb (29.74 in) | NW 7 kph (NW 4.6 mph) | - | 10SM |
| | KONL 281130Z AUTO 30004KT 10SM CLR M01/M05 A2974 RMK AO2 T10081055 |
| 05:10 CST |  Clear | -2°C / 28°F | -6°C / 21°F | 74% | 1007 mb (29.74 in) | W 6 kph (W 3.5 mph) | - | 10SM |
| | KONL 281110Z AUTO 27003KT 10SM CLR M02/M06 A2975 RMK AO2 T10171057 |
| 04:50 CST |  Clear | -1°C / 30°F | -6°C / 21°F | 69% | 1007 mb (29.74 in) | Calm | - | 10SM |
| | KONL 281050Z AUTO 00000KT 10SM CLR M01/M06 A2975 RMK AO2 T10131057 |
| 04:30 CST |  Clear | -2°C / 28°F | -5°C / 23°F | 80% | 1007 mb (29.74 in) | WNW 7 kph (WNW 4.6 mph) | - | 10SM |
| | KONL 281030Z AUTO 29004KT 10SM CLR M02/M05 A2974 RMK AO2 T10191050 |
| 04:10 CST |  Clear | -3°C / 27°F | -5°C / 23°F | 86% | 1007 mb (29.74 in) | SW 7 kph (SW 4.6 mph) | - | 10SM |
| | KONL 281010Z AUTO 23004KT 10SM CLR M03/M05 A2974 RMK AO2 T10271055 |
| 03:50 CST |  Clear | 0°C / 32°F | -5°C / 23°F | 69% | 1007 mb (29.74 in) | SSW 9 kph (SSW 5.8 mph) | - | 10SM |
| | KONL 280950Z AUTO 26005KT 10SM CLR 00/M05 A2974 RMK AO2 T00021055 |
| 03:30 CST |  Clear | 1°C / 34°F | -5°C / 23°F | 65% | 1007 mb (29.74 in) | WNW 6 kph (WNW 3.5 mph) | - | 10SM |
| | KONL 280930Z AUTO 29003KT 10SM CLR 01/M05 A2973 RMK AO2 T00061051 |
| 03:10 CST |  Clear | 0°C / 32°F | -5°C / 23°F | 69% | 1007 mb (29.74 in) | SSW 9 kph (SSW 5.8 mph) | - | 10SM |
| | KONL 280910Z AUTO 26005KT 10SM CLR 00/M05 A2974 RMK AO2 T10041052 |
| 02:50 CST |  Clear | 1°C / 34°F | -5°C / 23°F | 65% | 1007 mb (29.74 in) | W 7 kph (W 4.6 mph) | - | 10SM |
| | KONL 280850Z AUTO 27004KT 10SM CLR 01/M05 A2974 RMK AO2 T00111048 |
| 02:30 CST |  Clear | 1°C / 34°F | -5°C / 23°F | 65% | 1007 mb (29.74 in) | W 7 kph (W 4.6 mph) | - | 10SM |
| | KONL 280830Z AUTO 27004KT 10SM CLR 01/M05 A2974 RMK AO2 T00101048 |
| 02:10 CST |  Clear | 0°C / 32°F | -5°C / 23°F | 69% | 1007 mb (29.74 in) | W 9 kph (W 5.8 mph) | - | 10SM |
| | KONL 280810Z AUTO 27005KT 10SM CLR 00/M05 A2974 RMK AO2 T00011048 |
| 01:50 CST |  Clear | 0°C / 32°F | -4°C / 25°F | 75% | 1007 mb (29.74 in) | SSW 7 kph (SSW 4.6 mph) | - | 10SM |
| | KONL 280750Z AUTO 25004KT 10SM CLR 00/M04 A2974 RMK AO2 T10021045 |
| 01:30 CST |  Clear | -2°C / 28°F | -5°C / 23°F | 80% | 1007 mb (29.74 in) | SW 11 kph (SW 6.9 mph) | - | 10SM |
| | KONL 280730Z AUTO 23006KT 10SM CLR M02/M05 A2974 RMK AO2 T10161053 |
| 01:10 CST |  Clear | 2°C / 36°F | -4°C / 25°F | 65% | 1007 mb (29.74 in) | NW 7 kph (NW 4.6 mph) | - | 10SM |
| | KONL 280710Z AUTO 30004KT 10SM CLR 02/M04 A2973 RMK AO2 T00201043 |
| 00:50 CST |  Clear | 1°C / 34°F | -4°C / 25°F | 70% | 1007 mb (29.74 in) | WNW 9 kph (WNW 5.8 mph) | - | 10SM |
| | KONL 280650Z AUTO 29005KT 10SM CLR 01/M04 A2973 RMK AO2 T00131044 |
| 00:30 CST |  Clear | 2°C / 36°F | -4°C / 25°F | 65% | 1007 mb (29.74 in) | WNW 7 kph (WNW 4.6 mph) | - | 10SM |
| | KONL 280630Z AUTO 29004KT 10SM CLR 02/M04 A2974 RMK AO2 T00161045 |
| 00:10 CST |  Clear | 2°C / 36°F | -4°C / 25°F | 65% | 1007 mb (29.74 in) | W 7 kph (W 4.6 mph) | - | 10SM |
| | KONL 280610Z AUTO 27004KT 10SM CLR 02/M04 A2974 RMK AO2 T00151045 |