| 11:55 CST |  Clear | -24°C / -11°F | -29°C / -20°F | 63% | 1028 mb (30.36 in) | W 6 kph (W 3.5 mph) | - | 10SM |
| | KHCO 151755Z AUTO 28003KT 10SM CLR M24/M29 A3037 RMK AO2 |
| 11:34 CST |  Clear | -24°C / -11°F | -28°C / -18°F | 70% | 1029 mb (30.39 in) | W 9 kph (W 5.8 mph) | - | 10SM |
| | KHCO 151734Z AUTO 27005KT 10SM CLR M24/M28 A3038 RMK AO2 |
| 11:14 CST |  Clear | -24°C / -11°F | -29°C / -20°F | 63% | 1029 mb (30.39 in) | W 11 kph (W 6.9 mph) | - | 10SM |
| | KHCO 151714Z AUTO 27006KT 10SM CLR M24/M29 A3039 RMK AO2 |
| 10:54 CST |  Clear | -24°C / -11°F | -29°C / -20°F | 63% | 1029 mb (30.39 in) | SSW 11 kph (SSW 6.9 mph) | - | 10SM |
| | KHCO 151654Z AUTO 26006KT 10SM CLR M24/M29 A3039 RMK AO2 |
| 10:35 CST |  Clear | -25°C / -13°F | -29°C / -20°F | 69% | 1029 mb (30.39 in) | SSW 9 kph (SSW 5.8 mph) | - | 10SM |
| | KHCO 151635Z AUTO 26005KT 10SM CLR M25/M29 A3039 RMK AO2 |
| 10:14 CST |  Clear | -26°C / -15°F | -29°C / -20°F | 76% | 1029 mb (30.39 in) | SSW 11 kph (SSW 6.9 mph) | - | 10SM |
| | KHCO 151614Z AUTO 26006KT 10SM CLR M26/M29 A3038 RMK AO2 |
| 09:55 CST |  Clear | -26°C / -15°F | -30°C / -22°F | 69% | 1028 mb (30.36 in) | SSW 9 kph (SSW 5.8 mph) | - | 10SM |
| | KHCO 151555Z AUTO 25005KT 10SM CLR M26/M30 A3037 RMK AO2 |
| 09:34 CST |  Clear | -26°C / -15°F | -31°C / -24°F | 63% | 1028 mb (30.36 in) | SSW 7 kph (SSW 4.6 mph) | - | 10SM |
| | KHCO 151534Z AUTO 26004KT 10SM CLR M26/M31 A3037 RMK AO2 |
| 09:14 CST |  Clear | -27°C / -17°F | -31°C / -24°F | 69% | 1028 mb (30.36 in) | SSW 9 kph (SSW 5.8 mph) | - | 10SM |
| | KHCO 151514Z AUTO 25005KT 10SM CLR M27/M31 A3036 RMK AO2 |
| 08:55 CST |  Clear | -27°C / -17°F | -31°C / -24°F | 69% | 1028 mb (30.36 in) | SSW 11 kph (SSW 6.9 mph) | - | 10SM |
| | KHCO 151455Z AUTO 25006KT 10SM CLR M27/M31 A3036 RMK AO2 |
| 08:35 CST |  Clear | -27°C / -17°F | -31°C / -24°F | 69% | 1028 mb (30.36 in) | SSW 9 kph (SSW 5.8 mph) | - | 10SM |
| | KHCO 151435Z AUTO 26005KT 10SM CLR M27/M31 A3035 RMK AO2 |
| 08:14 CST |  Clear | -27°C / -17°F | -31°C / -24°F | 69% | 1027 mb (30.33 in) | SSW 13 kph (SSW 8.1 mph) | - | 10SM |
| | KHCO 151414Z AUTO 26007KT 10SM CLR M27/M31 A3034 RMK AO2 |
| 07:54 CST |  Clear | -28°C / -18°F | -31°C / -24°F | 75% | 1027 mb (30.33 in) | SSW 11 kph (SSW 6.9 mph) | - | 10SM |
| | KHCO 151354Z AUTO 26006KT 10SM CLR M28/M31 A3033 RMK AO2 |
| 07:34 CST |  Clear | -28°C / -18°F | -31°C / -24°F | 75% | 1027 mb (30.33 in) | SSW 11 kph (SSW 6.9 mph) | - | 10SM |
| | KHCO 151334Z AUTO 26006KT 10SM CLR M28/M31 A3033 RMK AO2 |
| 07:15 CST |  Clear | -28°C / -18°F | -31°C / -24°F | 75% | 1027 mb (30.33 in) | W 13 kph (W 8.1 mph) | - | 10SM |
| | KHCO 151315Z AUTO 27007KT 10SM CLR M28/M31 A3033 RMK AO2 |
| 06:55 CST |  Clear | -28°C / -18°F | -31°C / -24°F | 75% | 1027 mb (30.33 in) | W 13 kph (W 8.1 mph) | - | 10SM |
| | KHCO 151255Z AUTO 27007KT 10SM CLR M28/M31 A3032 RMK AO2 |
| 06:35 CST |  Clear | -28°C / -18°F | -31°C / -24°F | 75% | 1027 mb (30.33 in) | W 13 kph (W 8.1 mph) | - | 10SM |
| | KHCO 151235Z AUTO 27007KT 10SM CLR M28/M31 A3032 RMK AO2 |
| 06:14 CST |  Clear | -27°C / -17°F | -30°C / -22°F | 76% | 1026 mb (30.3 in) | W 13 kph (W 8.1 mph) | - | 10SM |
| | KHCO 151214Z AUTO 27007KT 10SM CLR M27/M30 A3031 RMK AO2 |
| 05:54 CST |  Clear | -27°C / -17°F | -31°C / -24°F | 69% | 1026 mb (30.3 in) | W 11 kph (W 6.9 mph) | - | 10SM |
| | KHCO 151154Z AUTO 27006KT 10SM CLR M27/M31 A3031 RMK AO2 |
| 05:34 CST |  Clear | -27°C / -17°F | -30°C / -22°F | 76% | 1026 mb (30.3 in) | W 15 kph (W 9.2 mph) | - | 10SM |
| | KHCO 151134Z AUTO 27008KT 10SM CLR M27/M30 A3031 RMK AO2 |
| 05:14 CST |  Clear | -26°C / -15°F | -30°C / -22°F | 69% | 1026 mb (30.3 in) | W 17 kph (W 10.4 mph) | - | 10SM |
| | KHCO 151114Z AUTO 27009KT 10SM CLR M26/M30 A3031 RMK AO2 |
| 04:54 CST |  Clear | -26°C / -15°F | -29°C / -20°F | 76% | 1026 mb (30.3 in) | W 17 kph (W 10.4 mph) | - | 10SM |
| | KHCO 151054Z AUTO 27009KT 10SM CLR M26/M29 A3031 RMK AO2 |
| 04:35 CST |  Clear | -27°C / -17°F | -30°C / -22°F | 76% | 1026 mb (30.3 in) | W 17 kph (W 10.4 mph) | - | 10SM |
| | KHCO 151035Z AUTO 27009KT 10SM CLR M27/M30 A3030 RMK AO2 |
| 04:14 CST |  Clear | -27°C / -17°F | -30°C / -22°F | 76% | 1026 mb (30.3 in) | W 17 kph (W 10.4 mph) | - | 10SM |
| | KHCO 151014Z AUTO 27009KT 10SM CLR M27/M30 A3030 RMK AO2 |
| 03:54 CST |  Clear | -27°C / -17°F | -30°C / -22°F | 76% | 1026 mb (30.3 in) | W 15 kph (W 9.2 mph) | - | 10SM |
| | KHCO 150954Z AUTO 27008KT 10SM CLR M27/M30 A3030 RMK AO2 |
| 03:35 CST |  Clear | -27°C / -17°F | -30°C / -22°F | 76% | 1026 mb (30.3 in) | W 15 kph (W 9.2 mph) | - | 10SM |
| | KHCO 150935Z AUTO 27008KT 10SM CLR M27/M30 A3030 RMK AO2 |
| 03:15 CST |  Clear | -26°C / -15°F | -29°C / -20°F | 76% | 1026 mb (30.3 in) | SSW 11 kph (SSW 6.9 mph) | - | 10SM |
| | KHCO 150915Z AUTO 26006KT 10SM CLR M26/M29 A3030 RMK AO2 |
| 02:55 CST |  Clear | -27°C / -17°F | -30°C / -22°F | 76% | 1026 mb (30.3 in) | SSW 11 kph (SSW 6.9 mph) | - | 10SM |
| | KHCO 150855Z AUTO 25006KT 10SM CLR M27/M30 A3030 RMK AO2 |
| 02:35 CST |  Clear | -26°C / -15°F | -29°C / -20°F | 76% | 1026 mb (30.3 in) | W 13 kph (W 8.1 mph) | - | 10SM |
| | KHCO 150835Z AUTO 27007KT 10SM CLR M26/M29 A3029 RMK AO2 |
| 02:14 CST |  Clear | -26°C / -15°F | -29°C / -20°F | 76% | 1026 mb (30.3 in) | W 13 kph (W 8.1 mph) | - | 10SM |
| | KHCO 150814Z AUTO 27007KT 10SM CLR M26/M29 A3029 RMK AO2 |
| 01:54 CST |  Clear | -25°C / -13°F | -28°C / -18°F | 76% | 1025 mb (30.27 in) | W 13 kph (W 8.1 mph) | - | 10SM |
| | KHCO 150754Z AUTO 28007KT 10SM CLR M25/M28 A3028 RMK AO2 |
| 01:34 CST |  Clear | -26°C / -15°F | -29°C / -20°F | 76% | 1025 mb (30.27 in) | W 13 kph (W 8.1 mph) | - | 10SM |
| | KHCO 150734Z AUTO 27007KT 10SM CLR M26/M29 A3027 RMK AO2 |
| 01:14 CST |  Clear | -23°C / -9°F | -28°C / -18°F | 64% | 1025 mb (30.27 in) | W 13 kph (W 8.1 mph) | - | 10SM |
| | KHCO 150714Z AUTO 27007KT 10SM CLR M23/M28 A3027 RMK AO2 |
| 00:54 CST |  Clear | -23°C / -9°F | -28°C / -18°F | 64% | 1025 mb (30.27 in) | W 15 kph (W 9.2 mph) | - | 10SM |
| | KHCO 150654Z AUTO 28008KT 10SM CLR M23/M28 A3027 RMK AO2 PWINO |
| 00:34 CST |  Clear | -22°C / -8°F | -27°C / -17°F | 64% | 1025 mb (30.27 in) | WNW 15 kph (WNW 9.2 mph) | - | 10SM |
| | KHCO 150634Z AUTO 29008KT 10SM CLR M22/M27 A3026 RMK AO2 |
| 00:15 CST |  Partly Cloudy | -22°C / -8°F | -27°C / -17°F | 64% | 1024 mb (30.24 in) | WNW 22 kph (WNW 13.8 mph) | - | 10SM |
| | KHCO 150615Z AUTO 29012KT 10SM SCT018 M22/M27 A3025 RMK AO2 |