| 07:53 CST |  Clear | -2°C / 28°F | -6°C / 21°F | 74% | 1028 mb (30.36 in) | N 28 kph (N 17.3 mph) | - | 10SM |
| | KCGI 151353Z 35015KT 10SM CLR M02/M06 A3036 RMK AO2 SLP283 T10171056 |
| 06:53 CST |  Clear | -1°C / 30°F | -6°C / 21°F | 69% | 1027 mb (30.33 in) | NNW 17 kph (NNW 10.4 mph) | - | 10SM |
| | KCGI 151253Z AUTO 34009KT 10SM CLR M01/M06 A3033 RMK AO2 SLP273 T10111056 |
| 05:53 CST |  Clear | -1°C / 30°F | -5°C / 23°F | 75% | 1026 mb (30.3 in) | N 22 kph (N 13.8 mph) | - | 10SM |
| | KCGI 151153Z AUTO 35012G18KT 10SM CLR M01/M05 A3031 RMK AO2 SLP265 T10061050 10028 21006 53028 |
| 04:53 CST |  Partly Cloudy | 0°C / 32°F | -4°C / 25°F | 75% | 1025 mb (30.27 in) | N 20 kph (N 12.7 mph) | - | 10SM |
| | KCGI 151053Z AUTO 36011KT 10SM FEW020 00/M04 A3028 RMK AO2 SLP254 T00001044 |
| 03:53 CST |  Overcast | 1°C / 34°F | -3°C / 27°F | 75% | 1024 mb (30.24 in) | N 24 kph (N 15 mph) | - | 9SM |
| | KCGI 150953Z AUTO 35013KT 9SM OVC018 01/M03 A3025 RMK AO2 SLP245 T00061033 |
| 02:53 CST |  Overcast | 1°C / 34°F | -3°C / 27°F | 75% | 1024 mb (30.24 in) | N 22 kph (N 13.8 mph) | - | 8SM |
| | KCGI 150853Z AUTO 01012KT 8SM OVC018 01/M03 A3023 RMK AO2 SLP236 T00111028 52016 |
| 01:53 CST |  Overcast | 2°C / 36°F | -2°C / 28°F | 75% | 1023 mb (30.21 in) | NNW 20 kph (NNW 12.7 mph) | - | 8SM |
| | KCGI 150753Z AUTO 34011KT 8SM OVC016 02/M02 A3020 RMK AO2 SLP228 T00221017 |
| 01:51 CST |  Overcast | 2°C / 36°F | -2°C / 28°F | 75% | 1023 mb (30.21 in) | N 20 kph (N 12.7 mph) | - | 8SM |
| | KCGI 150751Z AUTO 35011G17KT 8SM OVC016 02/M02 A3020 RMK AO2 |
| 00:53 CST |  Overcast | 3°C / 37°F | -1°C / 30°F | 75% | 1022 mb (30.18 in) | N 20 kph (N 12.7 mph) | - | 8SM |
| | KCGI 150653Z AUTO 36011G19KT 8SM OVC014 03/M01 A3018 RMK AO2 SLP220 T00281006 |