| 07:54 CST |  Clear Fog And Mist | 1°C / 34°F | -1°C / 30°F | 87% | 1007 mb (29.74 in) | NE 7 kph (NE 4.6 mph) | - | 6SM |
| | KDEC 021354Z 05004KT 6SM BR CLR 01/M01 A2973 RMK AO2 SLP073 T00061011 |
| 06:54 CST |  Clear | -1°C / 30°F | -2°C / 28°F | 93% | 1008 mb (29.77 in) | E 7 kph (E 4.6 mph) | - | 10SM |
| | KDEC 021254Z 08004KT 10SM CLR M01/M02 A2978 RMK AO2 SLP089 T10111022 |
| 05:54 CST |  Clear | -2°C / 28°F | -3°C / 27°F | 93% | 1009 mb (29.8 in) | SE 7 kph (SE 4.6 mph) | - | 10SM |
| | KDEC 021154Z AUTO 13004KT 10SM CLR M02/M03 A2980 RMK AO2 SLP096 T10171028 10039 21017 55010 |
| 04:54 CST |  Clear | -1°C / 30°F | -2°C / 28°F | 93% | 1009 mb (29.8 in) | NNE 7 kph (NNE 4.6 mph) | - | 10SM |
| | KDEC 021054Z AUTO 02004KT 10SM CLR M01/M02 A2979 RMK AO2 SLP093 T10111022 |
| 03:54 CST |  Clear | -1°C / 30°F | -3°C / 27°F | 86% | 1009 mb (29.8 in) | E 7 kph (E 4.6 mph) | - | 10SM |
| | KDEC 020954Z AUTO 09004KT 10SM CLR M01/M03 A2979 RMK AO2 SLP090 T10111028 |
| 02:54 CST |  Clear | 1°C / 34°F | -2°C / 28°F | 81% | 1010 mb (29.83 in) | N 9 kph (N 5.8 mph) | - | 10SM |
| | KDEC 020854Z AUTO 35005KT 10SM CLR 01/M02 A2983 RMK AO2 SLP104 T00111022 56008 |
| 01:54 CST |  Clear | 1°C / 34°F | -2°C / 28°F | 81% | 1010 mb (29.83 in) | S 11 kph (S 6.9 mph) | - | 10SM |
| | KDEC 020754Z AUTO 18006KT 10SM CLR 01/M02 A2983 RMK AO2 SLP105 T00111017 |
| 00:54 CST |  Clear | 2°C / 36°F | -2°C / 28°F | 75% | 1010 mb (29.83 in) | S 9 kph (S 5.8 mph) | - | 10SM |
| | KDEC 020654Z AUTO 18005KT 10SM CLR 02/M02 A2984 RMK AO2 SLP106 T00171017 |