| 03:35 CST |  Overcast | -13°C / 9°F | -15°C / 5°F | 85% | 1019 mb (30.09 in) | NW 15 kph (NW 9.2 mph) | - | 10SM |
| | KAIG 150935Z AUTO 32008G18KT 10SM OVC036 M13/M15 A3010 RMK AO2 |
| 03:15 CST |  Overcast Light Snow | -13°C / 9°F | -14°C / 7°F | 92% | 1019 mb (30.09 in) | NW 19 kph (NW 11.5 mph) | - | 10SM |
| | KAIG 150915Z AUTO 30010KT 10SM -SN OVC036 M13/M14 A3010 RMK AO2 |
| 02:55 CST |  Overcast | -13°C / 9°F | -14°C / 7°F | 92% | 1019 mb (30.09 in) | NW 15 kph (NW 9.2 mph) | - | 10SM |
| | KAIG 150855Z AUTO 30008G15KT 10SM OVC036 M13/M14 A3009 RMK AO2 |
| 02:35 CST |  Overcast | -12°C / 10°F | -14°C / 7°F | 85% | 1019 mb (30.09 in) | NW 17 kph (NW 10.4 mph) | - | 10SM |
| | KAIG 150835Z AUTO 30009KT 10SM OVC036 M12/M14 A3009 RMK AO2 |
| 02:15 CST |  Mostly Cloudy Light Snow | -12°C / 10°F | -14°C / 7°F | 85% | 1019 mb (30.09 in) | WNW 13 kph (WNW 8.1 mph) | - | 10SM |
| | KAIG 150815Z AUTO 29007KT 10SM -SN BKN036 M12/M14 A3008 RMK AO2 |
| 01:55 CST |  Partly Cloudy Light Snow | -13°C / 9°F | -14°C / 7°F | 92% | 1018 mb (30.06 in) | WNW 15 kph (WNW 9.2 mph) | - | 10SM |
| | KAIG 150755Z AUTO 29008KT 10SM -SN SCT025 SCT034 M13/M14 A3007 RMK AO2 |
| 01:35 CST |  Partly Cloudy | -13°C / 9°F | -14°C / 7°F | 92% | 1018 mb (30.06 in) | NW 7 kph (NW 4.6 mph) | - | 10SM |
| | KAIG 150735Z AUTO 30004KT 10SM SCT019 M13/M14 A3005 RMK AO2 |
| 01:15 CST |  Overcast Light Snow | -12°C / 10°F | -13°C / 9°F | 92% | 1018 mb (30.06 in) | NW 7 kph (NW 4.6 mph) | - | 10SM |
| | KAIG 150715Z AUTO 30004KT 10SM -SN OVC019 M12/M13 A3005 RMK AO2 |
| 00:55 CST |  Mostly Cloudy Light Snow | -12°C / 10°F | -13°C / 9°F | 92% | 1018 mb (30.06 in) | NW 11 kph (NW 6.9 mph) | - | 7SM |
| | KAIG 150655Z AUTO 30006KT 7SM -SN BKN019 M12/M13 A3005 RMK AO2 |
| 00:35 CST |  Partly Cloudy Light Snow | -13°C / 9°F | -15°C / 5°F | 85% | 1017 mb (30.03 in) | NW 9 kph (NW 5.8 mph) | - | 10SM |
| | KAIG 150635Z AUTO 30005KT 10SM -SN SCT017 M13/M15 A3004 RMK AO2 |
| 00:15 CST |  Clear | -14°C / 7°F | -15°C / 5°F | 92% | 1017 mb (30.03 in) | NW 9 kph (NW 5.8 mph) | - | 10SM |
| | KAIG 150615Z AUTO 32005KT 10SM CLR M14/M15 A3004 RMK AO2 |