| 09:15 CST |  Overcast | -1°C / 30°F | -6°C / 21°F | 69% | 1012 mb (29.88 in) | NW 15 kph (NW 9.2 mph) | - | 10SM |
| | KUNU 031515Z AUTO 32008KT 10SM OVC036 M01/M06 A2987 RMK AO2 T10061063 |
| 08:55 CST |  Overcast | -1°C / 30°F | -6°C / 21°F | 69% | 1012 mb (29.88 in) | NW 9 kph (NW 5.8 mph) | - | 10SM |
| | KUNU 031455Z AUTO 32005KT 10SM OVC036 M01/M06 A2987 RMK AO2 T10061061 |
| 08:35 CST |  Overcast | -1°C / 30°F | -6°C / 21°F | 69% | 1011 mb (29.85 in) | NW 11 kph (NW 6.9 mph) | - | 10SM |
| | KUNU 031435Z AUTO 30006KT 10SM OVC036 M01/M06 A2986 RMK AO2 T10061056 |
| 08:15 CST |  Overcast | -1°C / 30°F | -5°C / 23°F | 75% | 1010 mb (29.83 in) | NW 11 kph (NW 6.9 mph) | - | 10SM |
| | KUNU 031415Z AUTO 30006KT 10SM OVC036 M01/M05 A2984 RMK AO2 T10061051 |
| 07:55 CST |  Overcast | 0°C / 32°F | -5°C / 23°F | 69% | 1010 mb (29.83 in) | WNW 7 kph (WNW 4.6 mph) | - | 10SM |
| | KUNU 031355Z AUTO 29004KT 10SM SCT027 OVC036 00/M05 A2984 RMK AO2 T10051050 |
| 07:35 CST |  Overcast | 0°C / 32°F | -5°C / 23°F | 69% | 1010 mb (29.83 in) | NW 11 kph (NW 6.9 mph) | - | 10SM |
| | KUNU 031335Z AUTO 30006KT 10SM OVC027 00/M05 A2983 RMK AO2 T10051055 |
| 07:15 CST |  Overcast | 0°C / 32°F | -6°C / 21°F | 64% | 1010 mb (29.83 in) | NW 11 kph (NW 6.9 mph) | - | 10SM |
| | KUNU 031315Z AUTO 30006KT 10SM OVC027 00/M06 A2983 RMK AO2 T10031056 |
| 06:55 CST |  Overcast | 0°C / 32°F | -5°C / 23°F | 69% | 1010 mb (29.83 in) | NW 9 kph (NW 5.8 mph) | - | 10SM |
| | KUNU 031255Z AUTO 30005KT 10SM BKN027 OVC041 00/M05 A2982 RMK AO2 T10041051 |
| 06:35 CST |  Overcast | 0°C / 32°F | -5°C / 23°F | 69% | 1009 mb (29.8 in) | NW 11 kph (NW 6.9 mph) | - | 10SM |
| | KUNU 031235Z AUTO 30006KT 10SM SCT029 OVC043 00/M05 A2981 RMK AO2 T10041049 |
| 06:15 CST |  Overcast | 0°C / 32°F | -5°C / 23°F | 69% | 1009 mb (29.8 in) | NW 9 kph (NW 5.8 mph) | - | 10SM |
| | KUNU 031215Z AUTO 31005KT 10SM BKN031 OVC043 00/M05 A2980 RMK AO2 T10031046 |
| 05:55 CST |  Overcast | 0°C / 32°F | -4°C / 25°F | 75% | 1009 mb (29.8 in) | NW 9 kph (NW 5.8 mph) | - | 10SM |
| | KUNU 031155Z AUTO 30005KT 10SM SCT029 SCT037 OVC043 00/M04 A2979 RMK AO2 T10031045 10006 21003 |
| 05:35 CST |  Overcast | 0°C / 32°F | -4°C / 25°F | 75% | 1008 mb (29.77 in) | NW 11 kph (NW 6.9 mph) | - | 10SM |
| | KUNU 031135Z AUTO 31006KT 10SM BKN027 BKN037 OVC043 00/M04 A2978 RMK AO2 T10021045 |
| 05:15 CST |  Overcast | 0°C / 32°F | -4°C / 25°F | 75% | 1008 mb (29.77 in) | NW 13 kph (NW 8.1 mph) | - | 10SM |
| | KUNU 031115Z AUTO 31007KT 10SM OVC027 00/M04 A2977 RMK AO2 T10011045 |
| 04:55 CST |  Overcast | 0°C / 32°F | -5°C / 23°F | 69% | 1008 mb (29.77 in) | NW 11 kph (NW 6.9 mph) | - | 10SM |
| | KUNU 031055Z AUTO 32006KT 10SM OVC027 00/M05 A2977 RMK AO2 T00001046 |
| 04:35 CST |  Overcast | 0°C / 32°F | -5°C / 23°F | 69% | 1008 mb (29.77 in) | NW 13 kph (NW 8.1 mph) | - | 10SM |
| | KUNU 031035Z AUTO 32007KT 10SM OVC025 00/M05 A2976 RMK AO2 T00001048 |
| 04:15 CST |  Overcast | 0°C / 32°F | -5°C / 23°F | 69% | 1008 mb (29.77 in) | NW 15 kph (NW 9.2 mph) | - | 10SM |
| | KUNU 031015Z AUTO 31008KT 10SM OVC023 00/M05 A2976 RMK AO2 T00001046 |
| 03:55 CST |  Overcast | 0°C / 32°F | -4°C / 25°F | 75% | 1007 mb (29.74 in) | NW 13 kph (NW 8.1 mph) | - | 10SM |
| | KUNU 030955Z AUTO 32007KT 10SM OVC023 00/M04 A2975 RMK AO2 T00001045 |
| 03:35 CST |  Overcast | 0°C / 32°F | -4°C / 25°F | 75% | 1008 mb (29.77 in) | NW 13 kph (NW 8.1 mph) | - | 10SM |
| | KUNU 030935Z AUTO 30007KT 10SM BKN023 OVC028 00/M04 A2976 RMK AO2 T00001043 |
| 03:15 CST |  Overcast | 0°C / 32°F | -4°C / 25°F | 75% | 1007 mb (29.74 in) | NW 13 kph (NW 8.1 mph) | - | 10SM |
| | KUNU 030915Z AUTO 31007KT 10SM BKN023 OVC030 00/M04 A2975 RMK AO2 T00001040 |
| 02:55 CST |  Overcast | 0°C / 32°F | -5°C / 23°F | 69% | 1007 mb (29.74 in) | NNW 13 kph (NNW 8.1 mph) | - | 10SM |
| | KUNU 030855Z AUTO 33007KT 10SM SCT023 OVC029 00/M05 A2975 RMK AO2 T00011046 |
| 02:35 CST |  Overcast | 0°C / 32°F | -5°C / 23°F | 69% | 1007 mb (29.74 in) | NNW 17 kph (NNW 10.4 mph) | - | 10SM |
| | KUNU 030835Z AUTO 34009KT 10SM OVC027 00/M05 A2974 RMK AO2 T00011046 |
| 02:15 CST |  Overcast | 0°C / 32°F | -4°C / 25°F | 75% | 1007 mb (29.74 in) | NNW 17 kph (NNW 10.4 mph) | - | 10SM |
| | KUNU 030815Z AUTO 33009KT 10SM OVC025 00/M04 A2973 RMK AO2 T00021044 |
| 01:55 CST |  Overcast | 0°C / 32°F | -4°C / 25°F | 75% | 1007 mb (29.74 in) | NNW 17 kph (NNW 10.4 mph) | - | 10SM |
| | KUNU 030755Z AUTO 33009G16KT 10SM OVC023 00/M04 A2973 RMK AO2 T00031040 |
| 01:35 CST |  Overcast | 0°C / 32°F | -4°C / 25°F | 75% | 1007 mb (29.74 in) | NNW 13 kph (NNW 8.1 mph) | - | 10SM |
| | KUNU 030735Z AUTO 33007KT 10SM OVC023 00/M04 A2973 RMK AO2 T00031036 |
| 01:15 CST |  Overcast | 0°C / 32°F | -4°C / 25°F | 75% | 1006 mb (29.71 in) | NNW 13 kph (NNW 8.1 mph) | - | 10SM |
| | KUNU 030715Z AUTO 34007KT 10SM OVC025 00/M04 A2971 RMK AO2 T00031037 |
| 00:55 CST |  Overcast | 1°C / 34°F | -4°C / 25°F | 70% | 1006 mb (29.71 in) | NNW 15 kph (NNW 9.2 mph) | - | 10SM |
| | KUNU 030655Z AUTO 34008G15KT 10SM OVC025 01/M04 A2971 RMK AO2 T00051036 |
| 00:35 CST |  Overcast | 1°C / 34°F | -3°C / 27°F | 75% | 1006 mb (29.71 in) | N 20 kph (N 12.7 mph) | - | 10SM |
| | KUNU 030635Z AUTO 35011G15KT 10SM OVC025 01/M03 A2971 RMK AO2 T00051035 |
| 00:15 CST |  Overcast | 1°C / 34°F | -3°C / 27°F | 75% | 1006 mb (29.71 in) | NNW 17 kph (NNW 10.4 mph) | - | 10SM |
| | KUNU 030615Z AUTO 34009G16KT 10SM OVC025 01/M03 A2971 RMK AO2 T00051034 |