| 20:52 CST |  Clear | 3°C / 37°F | -1°C / 30°F | 75% | 1014 mb (29.94 in) | SE 9 kph (SE 5.8 mph) | - | 8SM |
| | KCNU 220252Z AUTO 13005KT 8SM CLR 03/M01 A2993 RMK AO2 SLP140 T00281006 53001 |
| 19:52 CST |  Clear | 4°C / 39°F | 0°C / 32°F | 75% | 1013 mb (29.91 in) | SE 11 kph (SE 6.9 mph) | - | 8SM |
| | KCNU 220152Z AUTO 12006KT 8SM CLR 04/00 A2992 RMK AO2 SLP138 T00390000 |
| 18:52 CST |  Clear | 6°C / 43°F | 0°C / 32°F | 66% | 1013 mb (29.91 in) | SE 13 kph (SE 8.1 mph) | - | 9SM |
| | KCNU 220052Z AUTO 12007KT 9SM CLR 06/00 A2991 RMK AO2 SLP136 T00560000 |
| 17:52 CST |  Clear | 7°C / 45°F | 0°C / 32°F | 61% | 1013 mb (29.91 in) | ESE 13 kph (ESE 8.1 mph) | - | 10SM |
| | KCNU 212352Z AUTO 11007KT 10SM CLR 07/00 A2992 RMK AO2 SLP139 T00720000 10111 20056 58020 |
| 16:52 CST |  Clear | 10°C / 50°F | 0°C / 32°F | 50% | 1014 mb (29.94 in) | SE 15 kph (SE 9.2 mph) | - | 10SM |
| | KCNU 212252Z AUTO 12008KT 10SM CLR 10/00 A2994 RMK AO2 SLP145 T01000000 |
| 15:52 CST |  Clear | 10°C / 50°F | -1°C / 30°F | 47% | 1015 mb (29.97 in) | SE 15 kph (SE 9.2 mph) | - | 10SM |
| | KCNU 212152Z AUTO 12008KT 10SM CLR 10/M01 A2997 RMK AO2 SLP152 T01001006 |
| 14:52 CST |  Clear | 11°C / 52°F | -1°C / 30°F | 44% | 1015 mb (29.97 in) | ESE 15 kph (ESE 9.2 mph) | - | 10SM |
| | KCNU 212052Z AUTO 11008KT 10SM CLR 11/M01 A2998 RMK AO2 SLP158 T01061006 56037 |
| 13:52 CST |  Clear | 9°C / 48°F | -1°C / 30°F | 50% | 1016 mb (30 in) | ESE 13 kph (ESE 8.1 mph) | - | 10SM |
| | KCNU 211952Z AUTO 11007KT 10SM CLR 09/M01 A3001 RMK AO2 SLP168 T00891006 |
| 12:52 CST |  Clear | 8°C / 46°F | -1°C / 30°F | 53% | 1017 mb (30.03 in) | SE 15 kph (SE 9.2 mph) | - | 10SM |
| | KCNU 211852Z AUTO 13008KT 10SM CLR 08/M01 A3004 RMK AO2 SLP178 T00831006 |
| 11:52 CST |  Clear | 6°C / 43°F | -1°C / 30°F | 61% | 1019 mb (30.09 in) | SE 11 kph (SE 6.9 mph) | - | 10SM |
| | KCNU 211752Z AUTO 13006KT 10SM CLR 06/M01 A3010 RMK AO2 SLP198 T00561006 10056 21061 58018 |
| 10:52 CST |  Clear | 3°C / 37°F | -1°C / 30°F | 75% | 1020 mb (30.12 in) | SE 17 kph (SE 10.4 mph) | - | 7SM |
| | KCNU 211652Z AUTO 13009KT 7SM CLR 03/M01 A3012 RMK AO2 SLP206 T00281006 |
| 09:52 CST |  Clear Fog And Mist | 1°C / 34°F | -1°C / 30°F | 87% | 1020 mb (30.12 in) | SE 17 kph (SE 10.4 mph) | - | 5SM |
| | KCNU 211552Z AUTO 13009KT 5SM BR CLR 01/M01 A3013 RMK AO2 SLP211 T00111011 |
| 08:52 CST |  Clear Fog And Mist | -1°C / 30°F | -3°C / 27°F | 86% | 1021 mb (30.15 in) | SE 11 kph (SE 6.9 mph) | - | 3SM |
| | KCNU 211452Z AUTO 13006KT 3SM BR CLR M01/M03 A3015 RMK AO2 SLP217 T10111028 50002 |
| 08:42 CST |  Clear Fog And Mist | -2°C / 28°F | -3°C / 27°F | 93% | 1021 mb (30.15 in) | SE 11 kph (SE 6.9 mph) | - | 3SM |
| | KCNU 211442Z AUTO 13006KT 3SM BR CLR M02/M03 A3015 RMK AO2 |
| 07:52 CST |  Clear Fog And Mist | -4°C / 25°F | -6°C / 21°F | 86% | 1021 mb (30.15 in) | SE 11 kph (SE 6.9 mph) | - | 2 1/2SM |
| | KCNU 211352Z AUTO 12006KT 2 1/2SM BR CLR M04/M06 A3016 RMK AO2 SLP221 T10441061 |
| 07:33 CST |  Clear Fog And Mist | -4°C / 25°F | -7°C / 19°F | 80% | 1021 mb (30.15 in) | ESE 7 kph (ESE 4.6 mph) | - | 2SM |
| | KCNU 211333Z AUTO 11004KT 2SM BR CLR M04/M07 A3016 RMK AO2 |
| 06:52 CST |  Clear Fog And Mist | -6°C / 21°F | -7°C / 19°F | 93% | 1021 mb (30.15 in) | Calm | - | 5SM |
| | KCNU 211252Z AUTO 00000KT 5SM BR CLR M06/M07 A3016 RMK AO2 SLP222 T10561072 |
| 05:52 CST |  Clear Fog And Mist | -6°C / 21°F | -8°C / 18°F | 86% | 1021 mb (30.15 in) | Calm | - | 5SM |
| | KCNU 211152Z AUTO 00000KT 5SM BR CLR M06/M08 A3015 RMK AO2 SLP216 T10561078 11017 21061 58003 |
| 04:52 CST |  Clear Fog And Mist | -4°C / 25°F | -7°C / 19°F | 80% | 1021 mb (30.15 in) | SSE 6 kph (SSE 3.5 mph) | - | 4SM |
| | KCNU 211052Z AUTO 16003KT 4SM BR CLR M04/M07 A3015 RMK AO2 SLP216 T10441067 |
| 03:52 CST |  Clear Fog And Mist | -6°C / 21°F | -7°C / 19°F | 93% | 1021 mb (30.15 in) | Calm | - | 4SM |
| | KCNU 210952Z AUTO 00000KT 4SM BR CLR M06/M07 A3015 RMK AO2 SLP216 T10561072 |
| 02:52 CST |  Clear Fog And Mist | -6°C / 21°F | -6°C / 21°F | 100% | 1021 mb (30.15 in) | Calm | - | 6SM |
| | KCNU 210852Z AUTO 00000KT 6SM BR CLR M06/M06 A3015 RMK AO2 SLP216 T10561061 58004 |
| 01:52 CST |  Clear Fog And Mist | -4°C / 25°F | -6°C / 21°F | 86% | 1021 mb (30.15 in) | Calm | - | 6SM |
| | KCNU 210752Z AUTO 00000KT 6SM BR CLR M04/M06 A3016 RMK AO2 SLP218 T10441056 |
| 00:52 CST |  Clear | -3°C / 27°F | -5°C / 23°F | 86% | 1021 mb (30.15 in) | Calm | - | 7SM |
| | KCNU 210652Z AUTO 00000KT 7SM CLR M03/M05 A3016 RMK AO2 SLP219 T10331050 |