| 08:06 CST |  Clear | -1°C / 30°F | -6°C / 21°F | 69% | 1029 mb (30.39 in) | N 6 kph (N 3.5 mph) | - | 10SM |
| | K1F0 041406Z AUTO 35003KT 10SM CLR M01/M06 A3038 RMK AO2 |
| 07:46 CST |  Clear | -1°C / 30°F | -6°C / 21°F | 69% | 1029 mb (30.39 in) | Calm | - | 10SM |
| | K1F0 041346Z AUTO 00000KT 10SM CLR M01/M06 A3038 RMK AO2 |
| 07:26 CST |  Clear | -2°C / 28°F | -6°C / 21°F | 74% | 1028 mb (30.36 in) | Calm | - | 10SM |
| | K1F0 041326Z AUTO 00000KT 10SM CLR M02/M06 A3037 RMK AO2 |
| 07:06 CST |  Clear | -2°C / 28°F | -7°C / 19°F | 69% | 1028 mb (30.36 in) | Calm | - | 10SM |
| | K1F0 041306Z AUTO 00000KT 10SM CLR M02/M07 A3036 RMK AO2 |
| 06:46 CST |  Clear | -2°C / 28°F | -7°C / 19°F | 69% | 1028 mb (30.36 in) | Calm | - | 10SM |
| | K1F0 041246Z AUTO 00000KT 10SM CLR M02/M07 A3035 RMK AO2 |
| 06:26 CST |  Clear | -3°C / 27°F | -6°C / 21°F | 80% | 1028 mb (30.36 in) | Calm | - | 10SM |
| | K1F0 041226Z AUTO 00000KT 10SM CLR M03/M06 A3035 RMK AO2 |
| 06:06 CST |  Clear | -3°C / 27°F | -6°C / 21°F | 80% | 1028 mb (30.36 in) | Calm | - | 10SM |
| | K1F0 041206Z AUTO 00000KT 10SM CLR M03/M06 A3035 RMK AO2 |
| 05:47 CST |  Clear | -3°C / 27°F | -6°C / 21°F | 80% | 1027 mb (30.33 in) | Calm | - | 10SM |
| | K1F0 041147Z AUTO 00000KT 10SM CLR M03/M06 A3034 RMK AO2 |
| 05:26 CST |  Clear | -2°C / 28°F | -6°C / 21°F | 74% | 1027 mb (30.33 in) | Calm | - | 10SM |
| | K1F0 041126Z AUTO 00000KT 10SM CLR M02/M06 A3034 RMK AO2 |
| 05:07 CST |  Clear | -2°C / 28°F | -6°C / 21°F | 74% | 1027 mb (30.33 in) | Calm | - | 10SM |
| | K1F0 041107Z AUTO 00000KT 10SM CLR M02/M06 A3034 RMK AO2 |
| 04:46 CST |  Clear | -2°C / 28°F | -6°C / 21°F | 74% | 1027 mb (30.33 in) | Calm | - | 10SM |
| | K1F0 041046Z AUTO 00000KT 10SM CLR M02/M06 A3034 RMK AO2 |
| 04:27 CST |  Clear | -1°C / 30°F | -6°C / 21°F | 69% | 1027 mb (30.33 in) | Calm | - | 10SM |
| | K1F0 041027Z AUTO 00000KT 10SM CLR M01/M06 A3034 RMK AO2 |
| 04:06 CST |  Clear | -1°C / 30°F | -7°C / 19°F | 64% | 1027 mb (30.33 in) | Calm | - | 10SM |
| | K1F0 041006Z AUTO 00000KT 10SM CLR M01/M07 A3034 RMK AO2 |
| 03:46 CST |  Clear | 0°C / 32°F | -7°C / 19°F | 60% | 1028 mb (30.36 in) | Calm | - | 10SM |
| | K1F0 040946Z AUTO 00000KT 10SM CLR 00/M07 A3035 RMK AO2 |
| 03:27 CST |  Clear | 0°C / 32°F | -7°C / 19°F | 60% | 1028 mb (30.36 in) | Calm | - | 10SM |
| | K1F0 040927Z AUTO 00000KT 10SM CLR 00/M07 A3035 RMK AO2 |
| 03:06 CST |  Clear | 1°C / 34°F | -7°C / 19°F | 56% | 1027 mb (30.33 in) | Calm | - | 10SM |
| | K1F0 040906Z AUTO 00000KT 10SM CLR 01/M07 A3034 RMK AO2 |
| 02:47 CST |  Clear | 1°C / 34°F | -7°C / 19°F | 56% | 1027 mb (30.33 in) | Calm | - | 10SM |
| | K1F0 040847Z AUTO 00000KT 10SM CLR 01/M07 A3034 RMK AO2 |
| 02:26 CST |  Clear | 1°C / 34°F | -7°C / 19°F | 56% | 1027 mb (30.33 in) | Calm | - | 10SM |
| | K1F0 040826Z AUTO 00000KT 10SM CLR 01/M07 A3034 RMK AO2 |
| 02:07 CST |  Clear | 1°C / 34°F | -7°C / 19°F | 56% | 1027 mb (30.33 in) | Calm | - | 10SM |
| | K1F0 040807Z AUTO 00000KT 10SM CLR 01/M07 A3034 RMK AO2 |
| 01:46 CST |  Clear | 1°C / 34°F | -7°C / 19°F | 56% | 1027 mb (30.33 in) | Calm | - | 10SM |
| | K1F0 040746Z AUTO 00000KT 10SM CLR 01/M07 A3034 RMK AO2 |
| 01:26 CST |  Partly Cloudy | 1°C / 34°F | -7°C / 19°F | 56% | 1027 mb (30.33 in) | N 6 kph (N 3.5 mph) | - | 10SM |
| | K1F0 040726Z AUTO 01003KT 10SM SCT080 SCT110 01/M07 A3033 RMK AO2 |
| 01:07 CST |  Mostly Cloudy | 2°C / 36°F | -7°C / 19°F | 52% | 1027 mb (30.33 in) | Calm | - | 10SM |
| | K1F0 040707Z AUTO 00000KT 10SM BKN080 BKN110 02/M07 A3033 RMK AO2 |
| 00:46 CST |  Mostly Cloudy | 2°C / 36°F | -7°C / 19°F | 52% | 1027 mb (30.33 in) | NNE 6 kph (NNE 3.5 mph) | - | 10SM |
| | K1F0 040646Z AUTO 02003KT 10SM SCT080 BKN110 02/M07 A3033 RMK AO2 |
| 00:26 CST |  Overcast | 2°C / 36°F | -7°C / 19°F | 52% | 1027 mb (30.33 in) | NNE 6 kph (NNE 3.5 mph) | - | 10SM |
| | K1F0 040626Z AUTO 02003KT 10SM BKN090 OVC100 02/M07 A3033 RMK AO2 |
| 00:06 CST |  Mostly Cloudy | 2°C / 36°F | -7°C / 19°F | 52% | 1027 mb (30.33 in) | N 7 kph (N 4.6 mph) | - | 10SM |
| | K1F0 040606Z AUTO 01004KT 10SM BKN100 02/M07 A3033 RMK AO2 |