| 07:52 CST |  Clear | -23°C / -9°F | -26°C / -15°F | 77% | 1028 mb (30.36 in) | Calm | - | 10SM |
| | KISN 071352Z 00000KT 10SM CLR M23/M26 A3035 RMK AO2 SLP343 T12331261 |
| 06:52 CST |  Clear | -23°C / -9°F | -26°C / -15°F | 77% | 1027 mb (30.33 in) | Calm | - | 10SM |
| | KISN 071252Z 00000KT 10SM CLR M23/M26 A3034 RMK AO2 SLP337 T12281256 |
| 05:52 CST |  Partly Cloudy | -23°C / -9°F | -26°C / -15°F | 77% | 1028 mb (30.36 in) | Calm | - | 10SM |
| | KISN 071152Z 00000KT 10SM SCT080 M23/M26 A3035 RMK AO2 SLP338 T12331261 11222 21256 58007 |
| 04:52 CST |  Clear | -24°C / -11°F | -26°C / -15°F | 84% | 1028 mb (30.36 in) | Calm | - | 10SM |
| | KISN 071052Z 00000KT 10SM CLR M24/M26 A3036 RMK AO2 SLP341 T12391261 |
| 03:52 CST |  Clear | -23°C / -9°F | -26°C / -15°F | 77% | 1028 mb (30.36 in) | Calm | - | 10SM |
| | KISN 070952Z 00000KT 10SM CLR M23/M26 A3037 RMK AO2 SLP341 T12331256 |
| 02:52 CST |  Clear | -25°C / -13°F | -28°C / -18°F | 76% | 1028 mb (30.36 in) | Calm | - | 10SM |
| | KISN 070852Z 00000KT 10SM CLR M25/M28 A3037 RMK AO2 SLP342 T12501278 56005 |
| 01:52 CST |  Clear | -23°C / -9°F | -26°C / -15°F | 77% | 1028 mb (30.36 in) | Calm | - | 10SM |
| | KISN 070752Z 00000KT 10SM CLR M23/M26 A3037 RMK AO2 SLP341 T12331256 |
| 00:52 CST |  Clear | -25°C / -13°F | -27°C / -17°F | 83% | 1029 mb (30.39 in) | Calm | - | 10SM |
| | KISN 070652Z 00000KT 10SM CLR M25/M27 A3038 RMK AO2 SLP344 T12501267 |