| 08:54 CST |  Mostly Cloudy Light Snow | -7°C / 19°F | -9°C / 16°F | 86% | 1020 mb (30.12 in) | NE 19 kph (NE 11.5 mph) | - | 4SM |
| | KOWA 081454Z AUTO 05010G15KT 4SM -SN SCT020 BKN029 M07/M09 A3011 RMK AO2 |
| 08:34 CST |  Overcast Light Snow | -7°C / 19°F | -9°C / 16°F | 86% | 1020 mb (30.12 in) | NE 19 kph (NE 11.5 mph) | - | 4SM |
| | KOWA 081434Z AUTO 04010KT 4SM -SN BKN020 OVC027 M07/M09 A3011 RMK AO2 |
| 08:14 CST |  Overcast Light Snow | -7°C / 19°F | -10°C / 14°F | 79% | 1020 mb (30.12 in) | NE 15 kph (NE 9.2 mph) | - | 5SM |
| | KOWA 081414Z AUTO 04008KT 5SM -SN SCT024 BKN029 OVC060 M07/M10 A3012 RMK AO2 |
| 07:54 CST |  Overcast | -7°C / 19°F | -9°C / 16°F | 86% | 1020 mb (30.12 in) | NE 13 kph (NE 8.1 mph) | - | 10SM |
| | KOWA 081354Z AUTO 04007KT 10SM SCT021 BKN050 OVC070 M07/M09 A3013 RMK AO2 |
| 07:34 CST |  Overcast Light Snow | -7°C / 19°F | -10°C / 14°F | 79% | 1020 mb (30.12 in) | NE 15 kph (NE 9.2 mph) | - | 10SM |
| | KOWA 081334Z AUTO 05008KT 10SM -SN BKN023 BKN036 OVC080 M07/M10 A3013 RMK AO2 |
| 07:14 CST |  Overcast Light Snow | -7°C / 19°F | -10°C / 14°F | 79% | 1021 mb (30.15 in) | NE 13 kph (NE 8.1 mph) | - | 10SM |
| | KOWA 081314Z AUTO 05007KT 10SM -SN SCT028 OVC038 M07/M10 A3014 RMK AO2 |
| 06:54 CST |  Overcast Light Snow | -7°C / 19°F | -10°C / 14°F | 79% | 1021 mb (30.15 in) | NE 13 kph (NE 8.1 mph) | - | 7SM |
| | KOWA 081254Z AUTO 04007KT 7SM -SN SCT030 BKN042 OVC050 M07/M10 A3015 RMK AO2 |
| 06:34 CST |  Overcast Light Snow | -7°C / 19°F | -9°C / 16°F | 86% | 1021 mb (30.15 in) | NE 13 kph (NE 8.1 mph) | - | 5SM |
| | KOWA 081234Z AUTO 05007KT 5SM -SN SCT025 BKN030 OVC050 M07/M09 A3016 RMK AO2 |
| 06:14 CST |  Overcast Light Snow | -7°C / 19°F | -10°C / 14°F | 79% | 1022 mb (30.18 in) | ENE 11 kph (ENE 6.9 mph) | - | 3SM |
| | KOWA 081214Z AUTO 06006KT 3SM -SN OVC023 M07/M10 A3017 RMK AO2 |
| 05:54 CST |  Overcast Light Snow | -7°C / 19°F | -10°C / 14°F | 79% | 1022 mb (30.18 in) | NE 15 kph (NE 9.2 mph) | - | 4SM |
| | KOWA 081154Z AUTO 05008KT 4SM -SN BKN025 OVC036 M07/M10 A3017 RMK AO2 |
| 05:34 CST |  Partly Cloudy Light Snow | -7°C / 19°F | -10°C / 14°F | 79% | 1022 mb (30.18 in) | ENE 11 kph (ENE 6.9 mph) | - | 5SM |
| | KOWA 081134Z AUTO 06006KT 5SM -SN SCT029 SCT038 M07/M10 A3018 RMK AO2 |
| 05:14 CST |  Partly Cloudy Light Snow | -7°C / 19°F | -11°C / 12°F | 73% | 1022 mb (30.18 in) | NE 9 kph (NE 5.8 mph) | - | 5SM |
| | KOWA 081114Z AUTO 05005KT 5SM -SN SCT033 SCT041 M07/M11 A3018 RMK AO2 |
| 04:54 CST |  Partly Cloudy | -7°C / 19°F | -11°C / 12°F | 73% | 1022 mb (30.18 in) | ENE 11 kph (ENE 6.9 mph) | - | 10SM |
| | KOWA 081054Z AUTO 06006KT 10SM SCT033 M07/M11 A3019 RMK AO2 |
| 04:34 CST |  Mostly Cloudy | -7°C / 19°F | -11°C / 12°F | 73% | 1023 mb (30.21 in) | ENE 13 kph (ENE 8.1 mph) | - | 10SM |
| | KOWA 081034Z AUTO 06007KT 10SM BKN033 M07/M11 A3020 RMK AO2 |
| 04:14 CST |  Mostly Cloudy | -7°C / 19°F | -11°C / 12°F | 73% | 1023 mb (30.21 in) | ENE 11 kph (ENE 6.9 mph) | - | 10SM |
| | KOWA 081014Z AUTO 07006KT 10SM BKN033 BKN095 M07/M11 A3020 RMK AO2 |
| 03:54 CST |  Mostly Cloudy | -7°C / 19°F | -11°C / 12°F | 73% | 1023 mb (30.21 in) | ENE 9 kph (ENE 5.8 mph) | - | 10SM |
| | KOWA 080954Z AUTO 07005KT 10SM BKN031 BKN100 M07/M11 A3021 RMK AO2 |
| 03:34 CST |  Mostly Cloudy | -7°C / 19°F | -11°C / 12°F | 73% | 1023 mb (30.21 in) | NE 9 kph (NE 5.8 mph) | - | 10SM |
| | KOWA 080934Z AUTO 05005KT 10SM BKN031 BKN090 M07/M11 A3021 RMK AO2 |
| 03:14 CST |  Mostly Cloudy | -7°C / 19°F | -11°C / 12°F | 73% | 1023 mb (30.21 in) | ENE 11 kph (ENE 6.9 mph) | - | 10SM |
| | KOWA 080914Z AUTO 06006KT 10SM BKN031 M07/M11 A3022 RMK AO2 |
| 02:54 CST |  Mostly Cloudy | -7°C / 19°F | -11°C / 12°F | 73% | 1023 mb (30.21 in) | ENE 9 kph (ENE 5.8 mph) | - | 10SM |
| | KOWA 080854Z AUTO 06005KT 10SM BKN031 M07/M11 A3022 RMK AO2 |
| 02:34 CST |  Overcast | -7°C / 19°F | -11°C / 12°F | 73% | 1024 mb (30.24 in) | ENE 7 kph (ENE 4.6 mph) | - | 10SM |
| | KOWA 080834Z AUTO 06004KT 10SM OVC031 M07/M11 A3023 RMK AO2 |
| 02:14 CST |  Partly Cloudy | -7°C / 19°F | -11°C / 12°F | 73% | 1024 mb (30.24 in) | NE 7 kph (NE 4.6 mph) | - | 10SM |
| | KOWA 080814Z AUTO 04004KT 10SM SCT031 M07/M11 A3023 RMK AO2 |
| 01:54 CST |  Clear | -7°C / 19°F | -12°C / 10°F | 68% | 1024 mb (30.24 in) | NE 7 kph (NE 4.6 mph) | - | 10SM |
| | KOWA 080754Z AUTO 04004KT 10SM CLR M07/M12 A3023 RMK AO2 |
| 01:34 CST |  Partly Cloudy | -8°C / 18°F | -11°C / 12°F | 79% | 1024 mb (30.24 in) | NE 6 kph (NE 3.5 mph) | - | 10SM |
| | KOWA 080734Z AUTO 04003KT 10SM SCT110 M08/M11 A3023 RMK AO2 |
| 01:14 CST |  Partly Cloudy | -9°C / 16°F | -12°C / 10°F | 79% | 1024 mb (30.24 in) | Calm | - | 10SM |
| | KOWA 080714Z AUTO 00000KT 10SM SCT110 M09/M12 A3023 RMK AO2 |
| 00:54 CST |  Partly Cloudy | -9°C / 16°F | -12°C / 10°F | 79% | 1024 mb (30.24 in) | Calm | - | 10SM |
| | KOWA 080654Z AUTO 00000KT 10SM SCT100 M09/M12 A3024 RMK AO2 |
| 00:34 CST |  Mostly Cloudy | -8°C / 18°F | -12°C / 10°F | 73% | 1024 mb (30.24 in) | Calm | - | 10SM |
| | KOWA 080634Z AUTO 00000KT 10SM BKN100 M08/M12 A3025 RMK AO2 |
| 00:14 CST |  Mostly Cloudy | -8°C / 18°F | -11°C / 12°F | 79% | 1025 mb (30.27 in) | ENE 6 kph (ENE 3.5 mph) | - | 10SM |
| | KOWA 080614Z AUTO 06003KT 10SM BKN110 M08/M11 A3026 RMK AO2 |