| 09:42 CST |  Overcast Fog And Mist | 2°C / 36°F | 2°C / 36°F | 100% | 1021 mb (30.15 in) | SE 9 kph (SE 5.8 mph) | - | 3SM |
| | KCIR 221542Z AUTO 14005KT 3SM BR OVC002 02/02 A3014 RMK AO2 |
| 09:22 CST |  Overcast Fog And Mist | 2°C / 36°F | 1°C / 34°F | 93% | 1020 mb (30.12 in) | SE 15 kph (SE 9.2 mph) | - | 2 1/2SM |
| | KCIR 221522Z AUTO 12008KT 2 1/2SM BR OVC002 02/01 A3013 RMK AO2 |
| 09:02 CST |  Overcast Fog And Mist | 2°C / 36°F | 1°C / 34°F | 93% | 1020 mb (30.12 in) | ESE 11 kph (ESE 6.9 mph) | - | 1 3/4SM |
| | KCIR 221502Z AUTO 11006KT 1 3/4SM BR OVC002 02/01 A3013 RMK AO2 |
| 08:42 CST |  Overcast Fog And Mist | 1°C / 34°F | 0°C / 32°F | 93% | 1021 mb (30.15 in) | ESE 9 kph (ESE 5.8 mph) | - | 1 1/4SM |
| | KCIR 221442Z AUTO 11005KT 1 1/4SM BR OVC002 01/00 A3014 RMK AO2 |
| 08:22 CST |  Overcast Fog And Mist | 1°C / 34°F | 0°C / 32°F | 93% | 1020 mb (30.12 in) | ESE 11 kph (ESE 6.9 mph) | - | 1SM |
| | KCIR 221422Z AUTO 11006KT 1SM BR OVC002 01/00 A3013 RMK AO2 |
| 08:02 CST |  Overcast Fog And Mist | 1°C / 34°F | 0°C / 32°F | 93% | 1020 mb (30.12 in) | SE 9 kph (SE 5.8 mph) | - | 3/4SM |
| | KCIR 221402Z AUTO 12005KT 3/4SM BR OVC002 01/00 A3013 RMK AO2 |
| 07:42 CST |  Overcast Fog And Mist | 0°C / 32°F | 0°C / 32°F | 100% | 1020 mb (30.12 in) | E 11 kph (E 6.9 mph) | - | 3/4SM |
| | KCIR 221342Z AUTO 10006KT 3/4SM BR OVC002 00/M00 A3013 RMK AO2 |
| 07:22 CST |  Overcast Fog | 0°C / 32°F | -1°C / 30°F | 93% | 1020 mb (30.12 in) | E 13 kph (E 8.1 mph) | - | 1/2SM |
| | KCIR 221322Z AUTO 10007KT 1/2SM FG OVC002 00/M01 A3013 RMK AO2 |
| 07:02 CST |  Overcast Fog | 0°C / 32°F | -1°C / 30°F | 93% | 1020 mb (30.12 in) | E 15 kph (E 9.2 mph) | - | 1/2SM |
| | KCIR 221302Z AUTO 10008KT 1/2SM FG OVC002 00/M01 A3013 RMK AO2 |
| 06:42 CST |  Overcast Fog | 0°C / 32°F | -1°C / 30°F | 93% | 1020 mb (30.12 in) | E 11 kph (E 6.9 mph) | - | 1/2SM |
| | KCIR 221242Z AUTO 09006KT 1/2SM FG OVC002 00/M01 A3013 RMK AO2 |
| 06:22 CST |  Overcast Fog | 0°C / 32°F | -1°C / 30°F | 93% | 1020 mb (30.12 in) | E 13 kph (E 8.1 mph) | - | 1/2SM |
| | KCIR 221222Z AUTO 09007KT 1/2SM FG OVC002 00/M01 A3013 RMK AO2 |
| 06:02 CST |  Overcast Fog | 0°C / 32°F | -1°C / 30°F | 93% | 1021 mb (30.15 in) | E 11 kph (E 6.9 mph) | - | 1/2SM |
| | KCIR 221202Z AUTO 09006KT 1/2SM FG OVC002 00/M01 A3014 RMK AO2 |
| 05:42 CST |  Overcast Fog | 0°C / 32°F | -1°C / 30°F | 93% | 1021 mb (30.15 in) | E 11 kph (E 6.9 mph) | - | 1/2SM |
| | KCIR 221142Z AUTO 08006KT 1/2SM FG OVC002 00/M01 A3014 RMK AO2 |
| 05:22 CST |  Overcast Fog | 0°C / 32°F | -1°C / 30°F | 93% | 1021 mb (30.15 in) | E 11 kph (E 6.9 mph) | - | 1/2SM |
| | KCIR 221122Z AUTO 09006KT 1/2SM FG OVC002 00/M01 A3014 RMK AO2 |
| 05:02 CST |  Overcast Fog | 0°C / 32°F | -1°C / 30°F | 93% | 1021 mb (30.15 in) | E 9 kph (E 5.8 mph) | - | 1/2SM |
| | KCIR 221102Z AUTO 08005KT 1/2SM FG OVC002 00/M01 A3014 RMK AO2 |
| 04:42 CST |  Overcast Fog | 0°C / 32°F | -1°C / 30°F | 93% | 1020 mb (30.12 in) | ENE 7 kph (ENE 4.6 mph) | - | 1/2SM |
| | KCIR 221042Z AUTO 06004KT 1/2SM FG OVC002 00/M01 A3013 RMK AO2 |
| 04:22 CST |  Overcast Fog | 0°C / 32°F | -1°C / 30°F | 93% | 1020 mb (30.12 in) | E 7 kph (E 4.6 mph) | - | 1/2SM |
| | KCIR 221022Z AUTO 09004KT 1/2SM FG OVC002 M00/M01 A3013 RMK AO2 |
| 04:02 CST |  Overcast Fog | 0°C / 32°F | -1°C / 30°F | 93% | 1020 mb (30.12 in) | E 11 kph (E 6.9 mph) | - | 1/2SM |
| | KCIR 221002Z AUTO 08006KT 1/2SM FZFG OVC002 M00/M01 A3013 RMK AO2 |
| 03:42 CST |  Overcast Fog | 0°C / 32°F | -2°C / 28°F | 87% | 1021 mb (30.15 in) | E 11 kph (E 6.9 mph) | - | 1/2SM |
| | KCIR 220942Z AUTO 08006KT 1/2SM FZFG OVC002 M00/M02 A3014 RMK AO2 |
| 03:22 CST |  Overcast Fog | 0°C / 32°F | -2°C / 28°F | 87% | 1021 mb (30.15 in) | E 11 kph (E 6.9 mph) | - | 1/2SM |
| | KCIR 220922Z AUTO 09006KT 1/2SM FZFG OVC002 M00/M02 A3015 RMK AO2 |
| 03:02 CST |  Overcast Fog | -1°C / 30°F | -2°C / 28°F | 93% | 1021 mb (30.15 in) | E 9 kph (E 5.8 mph) | - | 1/2SM |
| | KCIR 220902Z AUTO 08005KT 1/2SM FZFG OVC002 M01/M02 A3015 RMK AO2 |
| 02:42 CST |  Overcast Fog | -1°C / 30°F | -2°C / 28°F | 93% | 1021 mb (30.15 in) | E 11 kph (E 6.9 mph) | - | 1/2SM |
| | KCIR 220842Z AUTO 09006KT 1/2SM FZFG OVC002 M01/M02 A3015 RMK AO2 |
| 02:22 CST |  Overcast Fog And Mist | 0°C / 32°F | -2°C / 28°F | 87% | 1021 mb (30.15 in) | E 13 kph (E 8.1 mph) | - | 3/4SM |
| | KCIR 220822Z AUTO 09007KT 3/4SM BR OVC002 M00/M02 A3015 RMK AO2 |
| 02:02 CST |  Overcast Fog And Mist | 0°C / 32°F | -2°C / 28°F | 87% | 1021 mb (30.15 in) | E 13 kph (E 8.1 mph) | - | 3/4SM |
| | KCIR 220802Z AUTO 10007KT 3/4SM BR OVC002 M00/M02 A3015 RMK AO2 |
| 01:42 CST |  Overcast Fog And Mist | 0°C / 32°F | -2°C / 28°F | 87% | 1021 mb (30.15 in) | E 9 kph (E 5.8 mph) | - | 3/4SM |
| | KCIR 220742Z AUTO 08005KT 3/4SM BR OVC002 M00/M02 A3014 RMK AO2 |
| 01:22 CST |  Overcast Fog And Mist | 0°C / 32°F | -2°C / 28°F | 87% | 1021 mb (30.15 in) | E 13 kph (E 8.1 mph) | - | 3/4SM |
| | KCIR 220722Z AUTO 10007KT 3/4SM BR OVC002 M00/M02 A3014 RMK AO2 |
| 01:02 CST |  Overcast Fog And Mist | 0°C / 32°F | -2°C / 28°F | 87% | 1021 mb (30.15 in) | E 13 kph (E 8.1 mph) | - | 3/4SM |
| | KCIR 220702Z AUTO 10007KT 3/4SM BR OVC002 M00/M02 A3015 RMK AO2 |
| 00:42 CST |  Overcast Fog And Mist | 0°C / 32°F | -2°C / 28°F | 87% | 1021 mb (30.15 in) | E 9 kph (E 5.8 mph) | - | 1 1/4SM |
| | KCIR 220642Z AUTO 10005KT 1 1/4SM BR OVC002 M00/M02 A3015 RMK AO2 |
| 00:22 CST |  Overcast Fog And Mist | 0°C / 32°F | -1°C / 30°F | 93% | 1021 mb (30.15 in) | E 9 kph (E 5.8 mph) | - | 1 1/2SM |
| | KCIR 220622Z AUTO 10005KT 1 1/2SM BR OVC002 00/M01 A3016 RMK AO2 |
| 00:02 CST |  Overcast Fog And Mist | 0°C / 32°F | -2°C / 28°F | 87% | 1022 mb (30.18 in) | E 9 kph (E 5.8 mph) | - | 1 3/4SM |
| | KCIR 220602Z AUTO 09005KT 1 3/4SM BR OVC004 00/M02 A3017 RMK AO2 |