| 12:54 CST |  Overcast | 3°C / 37°F | -1°C / 30°F | 75% | 1004 mb (29.65 in) | N 32 kph (N 19.6 mph) | - | 10SM |
| | KCOU 021854Z 35017G22KT 10SM OVC014 03/M01 A2966 RMK AO2 SLP050 T00281011 |
| 11:54 CST |  Overcast | 3°C / 37°F | -1°C / 30°F | 75% | 1005 mb (29.68 in) | N 26 kph (N 16.1 mph) | - | 10SM |
| | KCOU 021754Z 35014KT 10SM OVC014 03/M01 A2968 RMK AO2 SLP056 T00281006 10028 20011 58018 |
| 10:54 CST |  Overcast | 3°C / 37°F | -1°C / 30°F | 75% | 1006 mb (29.71 in) | N 35 kph (N 21.9 mph) | - | 10SM |
| | KCOU 021654Z 35019KT 10SM OVC014 03/M01 A2970 RMK AO2 SLP062 T00281006 |
| 09:54 CST |  Mostly Cloudy | 3°C / 37°F | 0°C / 32°F | 81% | 1007 mb (29.74 in) | N 32 kph (N 19.6 mph) | - | 10SM |
| | KCOU 021554Z 36017G21KT 10SM BKN012 03/00 A2973 RMK AO2 SLP073 T00280000 |
| 08:54 CST |  Clear | 3°C / 37°F | -1°C / 30°F | 75% | 1007 mb (29.74 in) | N 26 kph (N 16.1 mph) | - | 10SM |
| | KCOU 021454Z 36014KT 10SM CLR 03/M01 A2974 RMK AO2 SLP075 T00281006 53001 |
| 07:54 CST |  Clear | 2°C / 36°F | -2°C / 28°F | 75% | 1006 mb (29.71 in) | N 13 kph (N 8.1 mph) | - | 10SM |
| | KCOU 021354Z 35007KT 10SM CLR 02/M02 A2972 RMK AO2 SLP067 T00171022 |
| 06:54 CST |  Clear | 1°C / 34°F | -2°C / 28°F | 81% | 1007 mb (29.74 in) | NE 6 kph (NE 3.5 mph) | - | 10SM |
| | KCOU 021254Z 05003KT 10SM CLR 01/M02 A2973 RMK AO2 SLP072 T00111022 |
| 05:54 CST |  Clear | 2°C / 36°F | -3°C / 27°F | 70% | 1007 mb (29.74 in) | SE 9 kph (SE 5.8 mph) | - | 10SM |
| | KCOU 021154Z AUTO 12005KT 10SM CLR 02/M03 A2974 RMK AO2 SLP073 T00171033 10050 21006 56009 TSNO |
| 04:54 CST |  Clear | 2°C / 36°F | -4°C / 25°F | 65% | 1007 mb (29.74 in) | Calm | - | 10SM |
| | KCOU 021054Z AUTO 00000KT 10SM CLR 02/M04 A2974 RMK AO2 SLP073 T00171039 TSNO |
| 03:54 CST |  Clear | 1°C / 34°F | -4°C / 25°F | 70% | 1007 mb (29.74 in) | E 7 kph (E 4.6 mph) | - | 10SM |
| | KCOU 020954Z AUTO 10004KT 10SM CLR 01/M04 A2974 RMK AO2 SLP073 T00111039 TSNO |
| 02:54 CST |  Clear | 1°C / 34°F | -3°C / 27°F | 75% | 1008 mb (29.77 in) | ENE 6 kph (ENE 3.5 mph) | - | 10SM |
| | KCOU 020854Z AUTO 07003KT 10SM CLR 01/M03 A2976 RMK AO2 SLP080 T00061033 58012 TSNO |
| 01:54 CST |  Clear | 3°C / 37°F | -4°C / 25°F | 60% | 1009 mb (29.8 in) | E 6 kph (E 3.5 mph) | - | 10SM |
| | KCOU 020754Z AUTO 09003KT 10SM CLR 03/M04 A2979 RMK AO2 SLP088 T00281039 TSNO |
| 00:54 CST |  Clear | 3°C / 37°F | -4°C / 25°F | 60% | 1009 mb (29.8 in) | Calm | - | 10SM |
| | KCOU 020654Z AUTO 00000KT 10SM CLR 03/M04 A2979 RMK AO2 SLP090 T00281039 TSNO |