| 01:02 CST |  Obscured Light Snow | -13°C / 9°F | -17°C / 1°F | 72% | 1006 mb (29.71 in) | NNW 59 kph (NNW 36.8 mph) | 0.00 mm (0.00 in) | 3/4SM |
| | KGRI 250702Z AUTO 33032G40KT 3/4SM R35/5000VP6000FT -SN VV014 M13/M17 A2972 RMK AO2 PK WND 32040/0701 P0000 |
| 00:53 CST |  Overcast Light Snow | -13°C / 9°F | -17°C / 1°F | 72% | 1007 mb (29.74 in) | NW 50 kph (NW 31.1 mph) | 0.00 mm (0.00 in) | 1 1/4SM |
| | KGRI 250653Z AUTO 32027G38KT 1 1/4SM -SN OVC016 M13/M17 A2973 RMK AO2 PK WND 32040/0637 UPE23SNB0556E05B23 SLP104 P0000 T11331167 |
| 00:35 CST |  Overcast Light Snow | -13°C / 9°F | -17°C / 1°F | 72% | 1007 mb (29.74 in) | NW 43 kph (NW 26.5 mph) | 0.00 mm (0.00 in) | 1 1/2SM |
| | KGRI 250635Z AUTO 32023G37KT 1 1/2SM -SN OVC023 M13/M17 A2974 RMK AO2 PK WND 33038/0554 UPE23SNB0556E05B23 P0000 |
| 00:22 CST |  Overcast Unknown Precip | -13°C / 9°F | -17°C / 1°F | 72% | 1007 mb (29.74 in) | NNW 52 kph (NNW 32.2 mph) | 0.00 mm (0.00 in) | 2 1/2SM |
| | KGRI 250622Z AUTO 33028G36KT 2 1/2SM UP OVC029 M13/M17 A2974 RMK AO2 PK WND 33038/0554 SNB0556E05 P0000 |
| 00:13 CST |  Overcast Unknown Precip | -13°C / 9°F | -17°C / 1°F | 72% | 1007 mb (29.74 in) | NW 44 kph (NW 27.6 mph) | 0.00 mm (0.00 in) | 3SM |
| | KGRI 250613Z AUTO 32024G32KT 3SM UP BKN033 OVC055 M13/M17 A2975 RMK AO2 PK WND 33038/0554 SNB0556E05 PRESFR P0000 |
| 00:01 CST |  Overcast Light Snow | -13°C / 9°F | -17°C / 1°F | 72% | 1008 mb (29.77 in) | NNW 48 kph (NNW 29.9 mph) | 0.00 mm (0.00 in) | 2SM |
| | KGRI 250601Z AUTO 33026G38KT 2SM -SN BKN035 OVC055 M13/M17 A2977 RMK AO2 PK WND 33038/0554 UPE0556SNB0556 P0000 |