| 13:29 CST |  Clear | 2°C / 36°F | -13°C / 9°F | 32% | 1025 mb (30.27 in) | SW 6 kph (SW 3.5 mph) | - | 10SM |
| | KOUN 041929Z AUTO 21003KT 10SM CLR 02/M13 A3028 RMK AO2 |
| 13:09 CST |  Clear | 2°C / 36°F | -13°C / 9°F | 32% | 1026 mb (30.3 in) | W 6 kph (W 3.5 mph) | - | 10SM |
| | KOUN 041909Z AUTO 27003KT 10SM CLR 02/M13 A3029 RMK AO2 |
| 12:49 CST |  Clear | 2°C / 36°F | -12°C / 10°F | 35% | 1026 mb (30.3 in) | SSW 15 kph (SSW 9.2 mph) | - | 10SM |
| | KOUN 041849Z AUTO 25008KT 10SM CLR 02/M12 A3030 RMK AO2 |
| 12:29 CST |  Clear | 2°C / 36°F | -12°C / 10°F | 35% | 1026 mb (30.3 in) | SSW 15 kph (SSW 9.2 mph) | - | 10SM |
| | KOUN 041829Z AUTO 26008KT 10SM CLR 02/M12 A3031 RMK AO2 |
| 12:09 CST |  Clear | 2°C / 36°F | -11°C / 12°F | 38% | 1027 mb (30.33 in) | W 11 kph (W 6.9 mph) | - | 10SM |
| | KOUN 041809Z AUTO 27006KT 10SM CLR 02/M11 A3032 RMK AO2 |
| 11:49 CST |  Clear | 1°C / 34°F | -12°C / 10°F | 38% | 1027 mb (30.33 in) | NW 6 kph (NW 3.5 mph) | - | 10SM |
| | KOUN 041749Z AUTO 30003KT 10SM CLR 01/M12 A3033 RMK AO2 |
| 11:29 CST |  Clear | 1°C / 34°F | -11°C / 12°F | 41% | 1027 mb (30.33 in) | NW 9 kph (NW 5.8 mph) | - | 10SM |
| | KOUN 041729Z AUTO 31005KT 10SM CLR 01/M11 A3034 RMK AO2 |
| 11:09 CST |  Clear | 0°C / 32°F | -9°C / 16°F | 51% | 1027 mb (30.33 in) | NW 11 kph (NW 6.9 mph) | - | 10SM |
| | KOUN 041709Z AUTO 32006KT 10SM CLR 00/M09 A3034 RMK AO2 |
| 10:49 CST |  Clear | -1°C / 30°F | -9°C / 16°F | 55% | 1028 mb (30.36 in) | W 7 kph (W 4.6 mph) | - | 10SM |
| | KOUN 041649Z AUTO 27004KT 10SM CLR M01/M09 A3036 RMK AO2 |
| 10:29 CST |  Clear | -1°C / 30°F | -8°C / 18°F | 59% | 1028 mb (30.36 in) | WNW 7 kph (WNW 4.6 mph) | - | 10SM |
| | KOUN 041629Z AUTO 29004KT 10SM CLR M01/M08 A3036 RMK AO2 |
| 10:09 CST |  Clear | -2°C / 28°F | -9°C / 16°F | 59% | 1028 mb (30.36 in) | NW 9 kph (NW 5.8 mph) | - | 10SM |
| | KOUN 041609Z AUTO 31005KT 10SM CLR M02/M09 A3037 RMK AO2 |
| 09:49 CST |  Clear | -3°C / 27°F | -9°C / 16°F | 64% | 1028 mb (30.36 in) | NW 7 kph (NW 4.6 mph) | - | 10SM |
| | KOUN 041549Z AUTO 31004KT 10SM CLR M03/M09 A3037 RMK AO2 |
| 09:29 CST |  Clear | -4°C / 25°F | -9°C / 16°F | 69% | 1029 mb (30.39 in) | NW 7 kph (NW 4.6 mph) | - | 10SM |
| | KOUN 041529Z AUTO 31004KT 10SM CLR M04/M09 A3038 RMK AO2 |
| 09:09 CST |  Clear | -4°C / 25°F | -10°C / 14°F | 63% | 1029 mb (30.39 in) | NW 7 kph (NW 4.6 mph) | - | 10SM |
| | KOUN 041509Z AUTO 32004KT 10SM CLR M04/M10 A3038 RMK AO2 |
| 08:49 CST |  Clear | -5°C / 23°F | -10°C / 14°F | 68% | 1029 mb (30.39 in) | NW 9 kph (NW 5.8 mph) | - | 10SM |
| | KOUN 041449Z AUTO 31005KT 10SM CLR M05/M10 A3038 RMK AO2 |
| 08:29 CST |  Clear | -6°C / 21°F | -11°C / 12°F | 68% | 1029 mb (30.39 in) | NW 7 kph (NW 4.6 mph) | - | 10SM |
| | KOUN 041429Z AUTO 30004KT 10SM CLR M06/M11 A3038 RMK AO2 |
| 08:09 CST |  Clear | -7°C / 19°F | -11°C / 12°F | 73% | 1029 mb (30.39 in) | W 7 kph (W 4.6 mph) | - | 10SM |
| | KOUN 041409Z AUTO 28004KT 10SM CLR M07/M11 A3038 RMK AO2 |
| 07:49 CST |  Clear | -7°C / 19°F | -11°C / 12°F | 73% | 1029 mb (30.39 in) | W 6 kph (W 3.5 mph) | - | 10SM |
| | KOUN 041349Z AUTO 28003KT 10SM CLR M07/M11 A3038 RMK AO2 |
| 07:29 CST |  Clear | -7°C / 19°F | -11°C / 12°F | 73% | 1028 mb (30.36 in) | Calm | - | 10SM |
| | KOUN 041329Z AUTO 00000KT 10SM CLR M07/M11 A3037 RMK AO2 |
| 07:09 CST |  Clear | -7°C / 19°F | -11°C / 12°F | 73% | 1028 mb (30.36 in) | Calm | - | 10SM |
| | KOUN 041309Z AUTO 00000KT 10SM CLR M07/M11 A3036 RMK AO2 |
| 06:49 CST |  Clear | -7°C / 19°F | -11°C / 12°F | 73% | 1028 mb (30.36 in) | NW 9 kph (NW 5.8 mph) | - | 10SM |
| | KOUN 041249Z AUTO 30005KT 10SM CLR M07/M11 A3035 RMK AO2 |
| 06:29 CST |  Clear | -7°C / 19°F | -11°C / 12°F | 73% | 1028 mb (30.36 in) | WNW 9 kph (WNW 5.8 mph) | - | 10SM |
| | KOUN 041229Z AUTO 29005KT 10SM CLR M07/M11 A3036 RMK AO2 |
| 06:09 CST |  Clear | -7°C / 19°F | -11°C / 12°F | 73% | 1028 mb (30.36 in) | W 9 kph (W 5.8 mph) | - | 10SM |
| | KOUN 041209Z AUTO 28005KT 10SM CLR M07/M11 A3036 RMK AO2 |
| 05:49 CST |  Clear | -6°C / 21°F | -11°C / 12°F | 68% | 1028 mb (30.36 in) | NW 9 kph (NW 5.8 mph) | - | 10SM |
| | KOUN 041149Z AUTO 30005KT 10SM CLR M06/M11 A3035 RMK AO2 |
| 05:29 CST |  Clear | -7°C / 19°F | -11°C / 12°F | 73% | 1027 mb (30.33 in) | NW 7 kph (NW 4.6 mph) | - | 10SM |
| | KOUN 041129Z AUTO 32004KT 10SM CLR M07/M11 A3034 RMK AO2 |
| 05:09 CST |  Clear | -6°C / 21°F | -11°C / 12°F | 68% | 1027 mb (30.33 in) | NW 9 kph (NW 5.8 mph) | - | 10SM |
| | KOUN 041109Z AUTO 31005KT 10SM CLR M06/M11 A3034 RMK AO2 |
| 04:49 CST |  Clear | -6°C / 21°F | -11°C / 12°F | 68% | 1028 mb (30.36 in) | NW 9 kph (NW 5.8 mph) | - | 10SM |
| | KOUN 041049Z AUTO 31005KT 10SM CLR M06/M11 A3035 RMK AO2 |
| 04:29 CST |  Clear | -6°C / 21°F | -11°C / 12°F | 68% | 1028 mb (30.36 in) | NW 7 kph (NW 4.6 mph) | - | 10SM |
| | KOUN 041029Z AUTO 31004KT 10SM CLR M06/M11 A3035 RMK AO2 |
| 04:08 CST |  Clear | -6°C / 21°F | -10°C / 14°F | 74% | 1028 mb (30.36 in) | Calm | - | 10SM |
| | KOUN 041008Z AUTO 00000KT 10SM CLR M06/M10 A3036 RMK AO2 |
| 03:49 CST |  Clear | -5°C / 23°F | -10°C / 14°F | 68% | 1028 mb (30.36 in) | NW 6 kph (NW 3.5 mph) | - | 10SM |
| | KOUN 040949Z AUTO 31003KT 10SM CLR M05/M10 A3036 RMK AO2 |
| 03:29 CST |  Clear | -5°C / 23°F | -10°C / 14°F | 68% | 1028 mb (30.36 in) | NW 7 kph (NW 4.6 mph) | - | 10SM |
| | KOUN 040929Z AUTO 31004KT 10SM CLR M05/M10 A3036 RMK AO2 |
| 03:09 CST |  Clear | -6°C / 21°F | -9°C / 16°F | 80% | 1028 mb (30.36 in) | NW 7 kph (NW 4.6 mph) | - | 10SM |
| | KOUN 040909Z AUTO 32004KT 10SM CLR M06/M09 A3036 RMK AO2 |
| 02:49 CST |  Clear | -5°C / 23°F | -9°C / 16°F | 74% | 1028 mb (30.36 in) | NNW 9 kph (NNW 5.8 mph) | - | 10SM |
| | KOUN 040849Z AUTO 33005KT 10SM CLR M05/M09 A3035 RMK AO2 |
| 02:29 CST |  Clear | -5°C / 23°F | -9°C / 16°F | 74% | 1028 mb (30.36 in) | NNW 9 kph (NNW 5.8 mph) | - | 10SM |
| | KOUN 040829Z AUTO 33005KT 10SM CLR M05/M09 A3035 RMK AO2 |
| 02:08 CST |  Clear | -5°C / 23°F | -9°C / 16°F | 74% | 1028 mb (30.36 in) | NW 9 kph (NW 5.8 mph) | - | 10SM |
| | KOUN 040808Z AUTO 32005KT 10SM CLR M05/M09 A3035 RMK AO2 |
| 01:49 CST |  Clear | -5°C / 23°F | -9°C / 16°F | 74% | 1028 mb (30.36 in) | NW 11 kph (NW 6.9 mph) | - | 10SM |
| | KOUN 040749Z AUTO 31006KT 10SM CLR M05/M09 A3035 RMK AO2 |
| 01:29 CST |  Clear | -5°C / 23°F | -9°C / 16°F | 74% | 1028 mb (30.36 in) | NW 9 kph (NW 5.8 mph) | - | 10SM |
| | KOUN 040729Z AUTO 32005KT 10SM CLR M05/M09 A3035 RMK AO2 |
| 01:09 CST |  Clear | -5°C / 23°F | -9°C / 16°F | 74% | 1028 mb (30.36 in) | NW 11 kph (NW 6.9 mph) | - | 10SM |
| | KOUN 040709Z AUTO 32006KT 10SM CLR M05/M09 A3035 RMK AO2 |
| 00:49 CST |  Clear | -4°C / 25°F | -10°C / 14°F | 63% | 1028 mb (30.36 in) | NW 9 kph (NW 5.8 mph) | - | 10SM |
| | KOUN 040649Z AUTO 32005KT 10SM CLR M04/M10 A3035 RMK AO2 |
| 00:29 CST |  Clear | -4°C / 25°F | -9°C / 16°F | 69% | 1028 mb (30.36 in) | NW 7 kph (NW 4.6 mph) | - | 10SM |
| | KOUN 040629Z AUTO 32004KT 10SM CLR M04/M09 A3035 RMK AO2 |
| 00:09 CST |  Clear | -4°C / 25°F | -9°C / 16°F | 69% | 1028 mb (30.36 in) | NW 7 kph (NW 4.6 mph) | - | 10SM |
| | KOUN 040609Z AUTO 32004KT 10SM CLR M04/M09 A3035 RMK AO2 |