| 04:53 CST |  Clear | -24°C / -11°F | -27°C / -17°F | 76% | 1029 mb (30.39 in) | Calm | - | 10SM |
| | KBBW 151053Z AUTO 00000KT 10SM CLR M24/M27 A3040 RMK AO2 SLP365 T12441267 |
| 03:53 CST |  Clear | -23°C / -9°F | -26°C / -15°F | 77% | 1029 mb (30.39 in) | Calm | - | 10SM |
| | KBBW 150953Z AUTO 00000KT 10SM CLR M23/M26 A3038 RMK AO2 SLP356 T12331261 |
| 02:53 CST |  Clear | -23°C / -9°F | -26°C / -15°F | 77% | 1029 mb (30.39 in) | Calm | - | 10SM |
| | KBBW 150853Z AUTO 00000KT 10SM CLR M23/M26 A3038 RMK AO2 SLP354 T12331261 53019 |
| 01:53 CST |  Clear | -22°C / -8°F | -24°C / -11°F | 84% | 1028 mb (30.36 in) | Calm | - | 10SM |
| | KBBW 150753Z AUTO 00000KT 10SM CLR M22/M24 A3036 RMK AO2 SLP346 T12171239 |
| 00:53 CST |  Clear | -20°C / -4°F | -22°C / -8°F | 84% | 1027 mb (30.33 in) | NNW 6 kph (NNW 3.5 mph) | - | 10SM |
| | KBBW 150653Z AUTO 34003KT 10SM CLR M20/M22 A3034 RMK AO2 SLP337 T12001222 |