| 15:55 CST |  Mostly Cloudy | 13°C / 55°F | -1°C / 30°F | 38% | 1019 mb (30.09 in) | NNE 24 kph (NNE 15 mph) | - | 7SM |
| | KGRK 302155Z 02013KT 7SM SCT110 BKN250 13/M01 A3010 RMK SLP196 |
| 14:55 CST |  Mostly Cloudy | 13°C / 55°F | 0°C / 32°F | 41% | 1020 mb (30.12 in) | NE 24 kph (NE 15 mph) | - | 7SM |
| | KGRK 302055Z 03013KT 7SM SCT110 BKN250 13/00 A3011 RMK SLP200 56027 |
| 13:55 CST |  Mostly Cloudy | 12°C / 54°F | 0°C / 32°F | 44% | 1020 mb (30.12 in) | N 26 kph (N 16.1 mph) | - | 7SM |
| | KGRK 301955Z 01014KT 7SM SCT080 BKN110 BKN250 12/00 A3013 RMK SLP208 |
| 12:55 CST |  Mostly Cloudy | 10°C / 50°F | 1°C / 34°F | 54% | 1021 mb (30.15 in) | NNE 26 kph (NNE 16.1 mph) | - | 7SM |
| | KGRK 301855Z 02014KT 7SM SCT080 BKN110 BKN250 10/01 A3016 RMK SLP219 |
| 11:55 CST |  Mostly Cloudy | 10°C / 50°F | 1°C / 34°F | 54% | 1022 mb (30.18 in) | N 28 kph (N 17.3 mph) | - | 7SM |
| | KGRK 301755Z 01015G18KT 7SM SCT080 BKN110 BKN250 10/01 A3019 RMK SLP229 56010 |
| 10:55 CST |  Mostly Cloudy | 9°C / 48°F | 2°C / 36°F | 62% | 1023 mb (30.21 in) | N 26 kph (N 16.1 mph) | - | 7SM |
| | KGRK 301655Z 35014KT 7SM SCT080 BKN110 BKN250 09/02 A3020 RMK SLP233 |
| 09:55 CST |  Mostly Cloudy | 8°C / 46°F | 5°C / 41°F | 82% | 1023 mb (30.21 in) | N 22 kph (N 13.8 mph) | - | 7SM |
| | KGRK 301555Z 35012KT 7SM SCT080 BKN110 BKN250 08/05 A3020 RMK SLP234 |
| 08:55 CST |  Overcast | 7°C / 45°F | 5°C / 41°F | 87% | 1023 mb (30.21 in) | NNW 24 kph (NNW 15 mph) | - | 7SM |
| | KGRK 301455Z 34013KT 7SM BKN080 OVC110 07/05 A3022 RMK SLP241 51019 |
| 07:55 CST |  Mostly Cloudy | 7°C / 45°F | 5°C / 41°F | 87% | 1023 mb (30.21 in) | NNW 20 kph (NNW 12.7 mph) | - | 7SM |
| | KGRK 301355Z 34011KT 7SM BKN110 07/05 A3020 RMK SLP236 |
| 06:55 CST |  Overcast | 7°C / 45°F | 5°C / 41°F | 87% | 1022 mb (30.18 in) | N 19 kph (N 11.5 mph) | - | 7SM |
| | KGRK 301255Z 35010KT 7SM OVC110 07/05 A3018 RMK SLP229 |
| 05:55 CST |  Overcast | 7°C / 45°F | 5°C / 41°F | 87% | 1021 mb (30.15 in) | N 19 kph (N 11.5 mph) | - | 7SM |
| | KGRK 301155Z 35010KT 7SM OVC110 07/05 A3016 RMK SLP220 60000 70002 51022 |
| 04:55 CST |  Overcast | 7°C / 45°F | 5°C / 41°F | 87% | 1021 mb (30.15 in) | NNW 22 kph (NNW 13.8 mph) | - | 7SM |
| | KGRK 301055Z 34012KT 7SM OVC110 07/05 A3014 RMK SLP209 |
| 04:45 CST |  Mostly Cloudy | 7°C / 45°F | 5°C / 41°F | 87% | 1020 mb (30.12 in) | N 17 kph (N 10.4 mph) | - | 7SM |
| | KGRK 301045Z 35009KT 7SM BKN110 07/05 A3013 |
| 04:30 CST |  Mostly Cloudy Light Rain | 7°C / 45°F | 6°C / 43°F | 93% | 1020 mb (30.12 in) | N 17 kph (N 10.4 mph) | - | 7SM |
| | KGRK 301030Z 35009KT 7SM -RA BKN110 07/06 A3013 |
| 03:55 CST |  Overcast | 7°C / 45°F | 5°C / 41°F | 87% | 1021 mb (30.15 in) | N 19 kph (N 11.5 mph) | - | 7SM |
| | KGRK 300955Z 35010KT 7SM OVC110 07/05 A3014 RMK SLP206 |
| 02:55 CST |  Overcast | 7°C / 45°F | 6°C / 43°F | 93% | 1019 mb (30.09 in) | N 24 kph (N 15 mph) | - | 7SM |
| | KGRK 300855Z 35013KT 7SM FEW020 OVC110 07/06 A3010 RMK SLP192 53012 |
| 01:55 CST |  Mostly Cloudy | 7°C / 45°F | 6°C / 43°F | 93% | 1018 mb (30.06 in) | N 26 kph (N 16.1 mph) | - | 7SM |
| | KGRK 300755Z 35014KT 7SM SCT020 BKN110 07/06 A3006 RMK SLP182 |
| 00:55 CST |  Overcast | 8°C / 46°F | 6°C / 43°F | 87% | 1018 mb (30.06 in) | N 22 kph (N 13.8 mph) | - | 7SM |
| | KGRK 300655Z 36012KT 7SM BKN025 OVC110 08/06 A3006 RMK SLP178 |