| 02:15 CST |  Clear | -5°C / 23°F | -8°C / 18°F | 80% | 1016 mb (30 in) | NW 15 kph (NW 9.2 mph) | - | 10SM |
| | KDNS 030815Z AUTO 30008KT 10SM CLR M05/M08 A3001 RMK AO2 |
| 01:55 CST |  Partly Cloudy | -4°C / 25°F | -8°C / 18°F | 74% | 1016 mb (30 in) | NW 19 kph (NW 11.5 mph) | - | 10SM |
| | KDNS 030755Z AUTO 30010G16KT 10SM SCT041 M04/M08 A3000 RMK AO2 |
| 01:35 CST |  Overcast | -3°C / 27°F | -7°C / 19°F | 74% | 1016 mb (30 in) | NW 22 kph (NW 13.8 mph) | - | 10SM |
| | KDNS 030735Z AUTO 31012KT 10SM OVC039 M03/M07 A2999 RMK AO2 |
| 01:15 CST |  Overcast | -3°C / 27°F | -7°C / 19°F | 74% | 1016 mb (30 in) | NW 17 kph (NW 10.4 mph) | - | 10SM |
| | KDNS 030715Z AUTO 31009G16KT 10SM OVC039 M03/M07 A2999 RMK AO2 |
| 00:55 CST |  Mostly Cloudy | -3°C / 27°F | -7°C / 19°F | 74% | 1016 mb (30 in) | NW 17 kph (NW 10.4 mph) | - | 10SM |
| | KDNS 030655Z AUTO 30009KT 10SM SCT028 BKN039 M03/M07 A2999 RMK AO2 |
| 00:35 CST |  Partly Cloudy | -3°C / 27°F | -7°C / 19°F | 74% | 1016 mb (30 in) | NW 17 kph (NW 10.4 mph) | - | 10SM |
| | KDNS 030635Z AUTO 31009G15KT 10SM SCT017 SCT022 SCT037 M03/M07 A2999 RMK AO2 |