| 02:55 CST |  Clear | -11°C / 12°F | -14°C / 7°F | 79% | 1021 mb (30.15 in) | NW 11 kph (NW 6.9 mph) | - | 10SM |
| | KULM 060855Z AUTO 32006KT 10SM CLR M11/M14 A3016 RMK AO2 |
| 02:35 CST |  Clear | -11°C / 12°F | -13°C / 9°F | 85% | 1021 mb (30.15 in) | NNW 9 kph (NNW 5.8 mph) | - | 10SM |
| | KULM 060835Z AUTO 33005KT 10SM CLR M11/M13 A3015 RMK AO2 |
| 02:15 CST |  Clear | -11°C / 12°F | -13°C / 9°F | 85% | 1021 mb (30.15 in) | NNW 11 kph (NNW 6.9 mph) | - | 10SM |
| | KULM 060815Z AUTO 33006KT 10SM CLR M11/M13 A3014 RMK AO2 |
| 01:55 CST |  Clear | -10°C / 14°F | -13°C / 9°F | 79% | 1020 mb (30.12 in) | NNW 11 kph (NNW 6.9 mph) | - | 10SM |
| | KULM 060755Z AUTO 33006KT 10SM CLR M10/M13 A3013 RMK AO2 |
| 01:35 CST |  Clear | -10°C / 14°F | -12°C / 10°F | 85% | 1020 mb (30.12 in) | NNW 17 kph (NNW 10.4 mph) | - | 10SM |
| | KULM 060735Z AUTO 34009KT 10SM CLR M10/M12 A3012 RMK AO2 |
| 01:15 CST |  Clear | -10°C / 14°F | -13°C / 9°F | 79% | 1020 mb (30.12 in) | NNW 15 kph (NNW 9.2 mph) | - | 10SM |
| | KULM 060715Z AUTO 33008KT 10SM CLR M10/M13 A3011 RMK AO2 |
| 00:55 CST |  Clear | -10°C / 14°F | -12°C / 10°F | 85% | 1020 mb (30.12 in) | NW 9 kph (NW 5.8 mph) | - | 10SM |
| | KULM 060655Z AUTO 32005KT 10SM CLR M10/M12 A3011 RMK AO2 |
| 00:35 CST |  Clear | -9°C / 16°F | -12°C / 10°F | 79% | 1019 mb (30.09 in) | NNW 11 kph (NNW 6.9 mph) | - | 10SM |
| | KULM 060635Z AUTO 33006KT 10SM CLR M09/M12 A3010 RMK AO2 |
| 00:15 CST |  Clear | -9°C / 16°F | -12°C / 10°F | 79% | 1019 mb (30.09 in) | NNW 11 kph (NNW 6.9 mph) | - | 10SM |
| | KULM 060615Z AUTO 34006KT 10SM CLR M09/M12 A3009 RMK AO2 |