| 08:10 CST |  Clear | -15°C / 5°F | -22°C / -8°F | 55% | 1012 mb (29.88 in) | SSW 24 kph (SSW 15 mph) | - | 10SM |
| | KONL 101410Z AUTO 25013KT 10SM CLR M15/M22 A2988 RMK AO2 T11511220 |
| 07:50 CST |  Clear | -15°C / 5°F | -22°C / -8°F | 55% | 1012 mb (29.88 in) | SSW 28 kph (SSW 17.3 mph) | - | 10SM |
| | KONL 101350Z AUTO 26015G19KT 10SM CLR M15/M22 A2988 RMK AO2 T11501218 |
| 07:30 CST |  Clear | -16°C / 3°F | -22°C / -8°F | 60% | 1012 mb (29.88 in) | SSW 22 kph (SSW 13.8 mph) | - | 10SM |
| | KONL 101330Z AUTO 26012KT 10SM CLR M16/M22 A2988 RMK AO2 T11561220 |
| 07:10 CST |  Partly Cloudy | -16°C / 3°F | -22°C / -8°F | 60% | 1012 mb (29.88 in) | SSW 19 kph (SSW 11.5 mph) | - | 10SM |
| | KONL 101310Z AUTO 25010KT 10SM SCT110 M16/M22 A2988 RMK AO2 T11611222 |
| 06:50 CST |  Partly Cloudy | -16°C / 3°F | -22°C / -8°F | 60% | 1012 mb (29.88 in) | SSW 19 kph (SSW 11.5 mph) | - | 10SM |
| | KONL 101250Z AUTO 25010KT 10SM SCT110 M16/M22 A2988 RMK AO2 T11601222 |
| 06:30 CST |  Clear | -16°C / 3°F | -22°C / -8°F | 60% | 1012 mb (29.88 in) | SSW 24 kph (SSW 15 mph) | - | 10SM |
| | KONL 101230Z AUTO 26013KT 10SM CLR M16/M22 A2987 RMK AO2 T11621225 |
| 06:10 CST |  Partly Cloudy | -16°C / 3°F | -22°C / -8°F | 60% | 1012 mb (29.88 in) | SSW 28 kph (SSW 17.3 mph) | - | 10SM |
| | KONL 101210Z AUTO 26015KT 10SM SCT050 M16/M22 A2988 RMK AO2 T11621225 |
| 05:50 CST |  Partly Cloudy | -17°C / 1°F | -23°C / -9°F | 60% | 1012 mb (29.88 in) | SSW 22 kph (SSW 13.8 mph) | - | 10SM |
| | KONL 101150Z AUTO 25012KT 10SM SCT055 M17/M23 A2987 RMK AO2 T11701232 11170 21249 |
| 05:30 CST |  Clear | -17°C / 1°F | -24°C / -11°F | 55% | 1012 mb (29.88 in) | SSW 24 kph (SSW 15 mph) | - | 10SM |
| | KONL 101130Z AUTO 25013KT 10SM CLR M17/M24 A2988 RMK AO2 T11731236 |
| 05:10 CST |  Clear | -18°C / 0°F | -25°C / -13°F | 54% | 1012 mb (29.88 in) | SSW 24 kph (SSW 15 mph) | - | 10SM |
| | KONL 101110Z AUTO 26013KT 10SM CLR M18/M25 A2987 RMK AO2 T11851246 |
| 04:50 CST |  Partly Cloudy | -19°C / -2°F | -25°C / -13°F | 59% | 1012 mb (29.88 in) | SSW 20 kph (SSW 12.7 mph) | - | 10SM |
| | KONL 101050Z AUTO 24011KT 10SM SCT110 M19/M25 A2987 RMK AO2 T11901250 |
| 04:30 CST |  Partly Cloudy | -19°C / -2°F | -25°C / -13°F | 59% | 1012 mb (29.88 in) | SSW 15 kph (SSW 9.2 mph) | - | 10SM |
| | KONL 101030Z AUTO 24008KT 10SM SCT110 M19/M25 A2987 RMK AO2 T11921252 |
| 04:10 CST |  Clear | -19°C / -2°F | -25°C / -13°F | 59% | 1012 mb (29.88 in) | SSW 19 kph (SSW 11.5 mph) | - | 10SM |
| | KONL 101010Z AUTO 24010KT 10SM CLR M19/M25 A2987 RMK AO2 T11951255 |
| 03:50 CST |  Partly Cloudy | -20°C / -4°F | -25°C / -13°F | 65% | 1012 mb (29.88 in) | SSW 19 kph (SSW 11.5 mph) | - | 10SM |
| | KONL 100950Z AUTO 24010KT 10SM SCT120 M20/M25 A2988 RMK AO2 T12021254 |
| 03:30 CST |  Partly Cloudy | -22°C / -8°F | -27°C / -17°F | 64% | 1012 mb (29.88 in) | SW 13 kph (SW 8.1 mph) | - | 10SM |
| | KONL 100930Z AUTO 23007KT 10SM SCT120 M22/M27 A2988 RMK AO2 T12201271 |
| 03:10 CST |  Clear | -21°C / -6°F | -26°C / -15°F | 64% | 1012 mb (29.88 in) | SSW 17 kph (SSW 10.4 mph) | - | 10SM |
| | KONL 100910Z AUTO 24009KT 10SM CLR M21/M26 A2988 RMK AO2 T12061262 |
| 02:50 CST |  Clear | -22°C / -8°F | -26°C / -15°F | 70% | 1012 mb (29.88 in) | SSW 15 kph (SSW 9.2 mph) | - | 10SM |
| | KONL 100850Z AUTO 24008KT 10SM CLR M22/M26 A2988 RMK AO2 T12181265 |
| 02:30 CST |  Clear | -24°C / -11°F | -28°C / -18°F | 70% | 1012 mb (29.88 in) | SSW 13 kph (SSW 8.1 mph) | - | 10SM |
| | KONL 100830Z AUTO 24007KT 10SM CLR M24/M28 A2988 RMK AO2 T12371280 |
| 02:10 CST |  Clear | -25°C / -13°F | -29°C / -20°F | 69% | 1012 mb (29.88 in) | SW 9 kph (SW 5.8 mph) | - | 10SM |
| | KONL 100810Z AUTO 21005KT 10SM CLR M25/M29 A2988 RMK AO2 T12461286 |
| 01:50 CST |  Clear | -24°C / -11°F | -28°C / -18°F | 70% | 1012 mb (29.88 in) | SW 13 kph (SW 8.1 mph) | - | 10SM |
| | KONL 100750Z AUTO 22007KT 10SM CLR M24/M28 A2988 RMK AO2 T12371280 |
| 01:30 CST |  Clear | -24°C / -11°F | -28°C / -18°F | 70% | 1012 mb (29.88 in) | SW 11 kph (SW 6.9 mph) | - | 10SM |
| | KONL 100730Z AUTO 23006KT 10SM CLR M24/M28 A2988 RMK AO2 T12381281 |
| 01:10 CST |  Clear | -25°C / -13°F | -28°C / -18°F | 76% | 1012 mb (29.88 in) | SW 9 kph (SW 5.8 mph) | - | 10SM |
| | KONL 100710Z AUTO 22005KT 10SM CLR M25/M28 A2988 RMK AO2 T12461284 |
| 00:50 CST |  Clear | -23°C / -9°F | -28°C / -18°F | 64% | 1012 mb (29.88 in) | SW 11 kph (SW 6.9 mph) | - | 10SM |
| | KONL 100650Z AUTO 21006KT 10SM CLR M23/M28 A2988 RMK AO2 T12351280 |
| 00:30 CST |  Clear | -24°C / -11°F | -28°C / -18°F | 70% | 1012 mb (29.88 in) | SW 7 kph (SW 4.6 mph) | - | 10SM |
| | KONL 100630Z AUTO 21004KT 10SM CLR M24/M28 A2988 RMK AO2 T12401280 |
| 00:10 CST |  Clear | -25°C / -13°F | -28°C / -18°F | 76% | 1012 mb (29.88 in) | SW 13 kph (SW 8.1 mph) | - | 10SM |
| | KONL 100610Z AUTO 22007KT 10SM CLR M25/M28 A2988 RMK AO2 T12461283 |