| 22:53 CST |  Overcast | 10°C / 50°F | 3°C / 37°F | 62% | 1017 mb (30.03 in) | S 13 kph (S 8.1 mph) | - | 10SM |
| | KCGI 230453Z AUTO 17007KT 10SM OVC050 10/03 A3003 RMK AO2 SLP170 T01000028 |
| 21:53 CST |  Overcast | 9°C / 48°F | 3°C / 37°F | 66% | 1017 mb (30.03 in) | SE 7 kph (SE 4.6 mph) | - | 10SM |
| | KCGI 230353Z AUTO 14004KT 10SM BKN046 OVC070 09/03 A3003 RMK AO2 SLP172 T00890033 |
| 20:53 CST |  Overcast | 9°C / 48°F | 3°C / 37°F | 66% | 1017 mb (30.03 in) | SE 9 kph (SE 5.8 mph) | - | 10SM |
| | KCGI 230253Z AUTO 13005KT 10SM OVC047 09/03 A3003 RMK AO2 SLP171 T00890033 53006 |
| 19:53 CST |  Overcast | 8°C / 46°F | 3°C / 37°F | 71% | 1017 mb (30.03 in) | SSE 7 kph (SSE 4.6 mph) | - | 10SM |
| | KCGI 230153Z AUTO 15004KT 10SM BKN045 OVC055 08/03 A3003 RMK AO2 SLP169 T00830033 |
| 18:53 CST |  Overcast | 8°C / 46°F | 3°C / 37°F | 71% | 1017 mb (30.03 in) | Calm | - | 10SM |
| | KCGI 230053Z AUTO 00000KT 10SM OVC043 08/03 A3002 RMK AO2 SLP167 T00780033 |
| 17:53 CST |  Overcast | 8°C / 46°F | 3°C / 37°F | 71% | 1016 mb (30 in) | E 6 kph (E 3.5 mph) | - | 10SM |
| | KCGI 222353Z AUTO 10003KT 10SM BKN047 OVC055 08/03 A3001 RMK AO2 SLP165 60000 T00780033 10089 20050 53002 |
| 16:53 CST |  Overcast | 8°C / 46°F | 3°C / 37°F | 71% | 1016 mb (30 in) | SE 7 kph (SE 4.6 mph) | - | 10SM |
| | KCGI 222253Z 13004KT 10SM SCT042 BKN050 OVC060 08/03 A3001 RMK AO2 SLP163 T00780033 |
| 15:53 CST |  Overcast | 8°C / 46°F | 3°C / 37°F | 71% | 1016 mb (30 in) | SE 6 kph (SE 3.5 mph) | 0.00 mm (0.00 in) | 10SM |
| | KCGI 222153Z 14003KT 10SM OVC040 08/03 A3001 RMK AO2 RAB24E37 SLP163 P0000 T00830033 |
| 14:53 CST |  Overcast | 8°C / 46°F | 4°C / 39°F | 76% | 1016 mb (30 in) | SE 9 kph (SE 5.8 mph) | 0.00 mm (0.00 in) | 8SM |
| | KCGI 222053Z 13005KT 8SM BKN042 OVC050 08/04 A3001 RMK AO2 RAB24E33 SLP163 P0000 60000 T00830039 56022 |
| 13:53 CST |  Overcast | 7°C / 45°F | 3°C / 37°F | 76% | 1017 mb (30.03 in) | SE 6 kph (SE 3.5 mph) | 0.00 mm (0.00 in) | 7SM |
| | KCGI 221953Z 14003KT 7SM BKN039 OVC048 07/03 A3002 RMK AO2 RAB00E31 SLP166 P0000 T00720033 |
| 12:53 CST |  Overcast | 6°C / 43°F | 2°C / 36°F | 76% | 1017 mb (30.03 in) | Calm | - | 7SM |
| | KCGI 221853Z 00000KT 7SM SCT050 OVC070 06/02 A3004 RMK AO2 SLP175 T00610022 |
| 12:07 CST |  Mostly Cloudy Hazy | 6°C / 43°F | 2°C / 36°F | 76% | 1018 mb (30.06 in) | SE 9 kph (SE 5.8 mph) | - | 5SM |
| | KCGI 221807Z 14005KT 5SM HZ SCT006 BKN055 BKN100 06/02 A3006 RMK AO2 |
| 11:53 CST |  Mostly Cloudy Hazy | 5°C / 41°F | 2°C / 36°F | 81% | 1018 mb (30.06 in) | S 7 kph (S 4.6 mph) | - | 5SM |
| | KCGI 221753Z 17004KT 5SM HZ BKN006 05/02 A3007 RMK AO2 SLP186 T00500022 10050 21011 56013 |
| 11:49 CST |  Overcast Hazy | 5°C / 41°F | 2°C / 36°F | 81% | 1019 mb (30.09 in) | SSE 6 kph (SSE 3.5 mph) | - | 5SM |
| | KCGI 221749Z 15003KT 5SM HZ OVC006 05/02 A3008 RMK AO2 |
| 10:53 CST |  Overcast Fog And Mist | 3°C / 37°F | 1°C / 34°F | 87% | 1019 mb (30.09 in) | SSE 13 kph (SSE 8.1 mph) | - | 3SM |
| | KCGI 221653Z 15007KT 3SM BR OVC002 03/01 A3010 RMK AO2 SLP195 T00280011 |
| 10:23 CST |  Overcast Fog And Mist | 2°C / 36°F | 1°C / 34°F | 93% | 1020 mb (30.12 in) | SSE 13 kph (SSE 8.1 mph) | - | 2 1/2SM |
| | KCGI 221623Z 15007KT 2 1/2SM BR OVC002 02/01 A3011 RMK AO2 |
| 09:53 CST |  Overcast Fog And Mist | 2°C / 36°F | 1°C / 34°F | 93% | 1020 mb (30.12 in) | SSE 13 kph (SSE 8.1 mph) | - | 1SM |
| | KCGI 221553Z 15007KT 1SM BR OVC002 02/01 A3011 RMK AO2 SLP199 T00170006 |
| 09:11 CST |  Overcast Fog | 1°C / 34°F | -1°C / 30°F | 87% | 1020 mb (30.12 in) | SE 11 kph (SE 6.9 mph) | - | 1/2SM |
| | KCGI 221511Z 14006KT 1/2SM FG OVC002 01/M01 A3011 RMK AO2 |
| 08:53 CST |  Overcast Fog | 0°C / 32°F | -1°C / 30°F | 93% | 1020 mb (30.12 in) | SE 15 kph (SE 9.2 mph) | - | 1/4SM |
| | KCGI 221453Z 13008KT 1/4SM FG OVC002 00/M01 A3011 RMK AO2 SLP198 T00001006 56004 |
| 07:53 CST |  Overcast Fog | -1°C / 30°F | -1°C / 30°F | 100% | 1020 mb (30.12 in) | SE 9 kph (SE 5.8 mph) | - | 1/4SM |
| | KCGI 221353Z 12005KT 1/4SM FZFG OVC002 M01/M01 A3012 RMK AO2 SLP201 T10061011 |
| 07:29 CST |  Overcast Fog | -1°C / 30°F | -2°C / 28°F | 93% | 1020 mb (30.12 in) | SE 13 kph (SE 8.1 mph) | - | 1/4SM |
| | KCGI 221329Z AUTO 13007KT 1/4SM FZFG OVC002 M01/M02 A3011 RMK AO2 |
| 06:53 CST |  Overcast Fog | -1°C / 30°F | -2°C / 28°F | 93% | 1020 mb (30.12 in) | SE 17 kph (SE 10.4 mph) | - | 1/2SM |
| | KCGI 221253Z AUTO 12009KT 1/2SM FZFG OVC002 M01/M02 A3011 RMK AO2 SLP197 T10061017 |
| 05:53 CST |  Overcast Fog | -1°C / 30°F | -2°C / 28°F | 93% | 1020 mb (30.12 in) | ESE 13 kph (ESE 8.1 mph) | - | 1/2SM |
| | KCGI 221153Z AUTO 11007KT 1/2SM FZFG OVC002 M01/M02 A3012 RMK AO2 SLP202 T10061017 11006 21011 56004 |
| 04:53 CST |  Overcast Fog | -1°C / 30°F | -2°C / 28°F | 93% | 1020 mb (30.12 in) | E 6 kph (E 3.5 mph) | - | 1/2SM |
| | KCGI 221053Z AUTO 10003KT 1/2SM FZFG OVC002 M01/M02 A3012 RMK AO2 SLP203 T10111017 |
| 03:53 CST |  Overcast Fog | -1°C / 30°F | -2°C / 28°F | 93% | 1020 mb (30.12 in) | E 11 kph (E 6.9 mph) | - | 1/2SM |
| | KCGI 220953Z AUTO 09006KT 1/2SM FZFG OVC002 M01/M02 A3012 RMK AO2 SLP201 T10111017 |
| 02:53 CST |  Overcast Fog | -1°C / 30°F | -2°C / 28°F | 93% | 1020 mb (30.12 in) | SE 9 kph (SE 5.8 mph) | - | 1/2SM |
| | KCGI 220853Z AUTO 14005KT 1/2SM FZFG OVC002 M01/M02 A3013 RMK AO2 SLP206 T10111017 56007 |
| 02:20 CST |  Overcast Fog | -1°C / 30°F | -2°C / 28°F | 93% | 1020 mb (30.12 in) | ESE 11 kph (ESE 6.9 mph) | - | 1/2SM |
| | KCGI 220820Z AUTO 11006KT 1/2SM FZFG OVC002 M01/M02 A3013 RMK AO2 |
| 01:53 CST |  Overcast Fog And Mist | -1°C / 30°F | -2°C / 28°F | 93% | 1020 mb (30.12 in) | SE 9 kph (SE 5.8 mph) | - | 1 1/4SM |
| | KCGI 220753Z AUTO 12005KT 1 1/4SM BR OVC002 M01/M02 A3013 RMK AO2 SLP207 T10111022 |
| 00:53 CST |  Overcast Fog And Mist | -1°C / 30°F | -2°C / 28°F | 93% | 1020 mb (30.12 in) | E 15 kph (E 9.2 mph) | - | 1 1/4SM |
| | KCGI 220653Z AUTO 10008KT 1 1/4SM BR OVC002 M01/M02 A3013 RMK AO2 SLP204 T10111022 |
| 00:04 CST |  Overcast Fog And Mist | -1°C / 30°F | -2°C / 28°F | 93% | 1021 mb (30.15 in) | SE 13 kph (SE 8.1 mph) | - | 1 1/2SM |
| | KCGI 220604Z AUTO 13007KT 1 1/2SM BR OVC002 M01/M02 A3015 RMK AO2 |