| 01:30 CST |  Overcast Light Snow | -7°C / 19°F | -11°C / 12°F | 73% | 1012 mb (29.88 in) | SSW 11 kph (SSW 6.9 mph) | - | 10SM |
| | KARV 040730Z AUTO 25006KT 10SM -SN SCT023 OVC030 M07/M11 A2989 RMK AO2 T10711110 |
| 01:10 CST |  Overcast Light Snow | -7°C / 19°F | -11°C / 12°F | 73% | 1012 mb (29.88 in) | SSW 15 kph (SSW 9.2 mph) | - | 10SM |
| | KARV 040710Z AUTO 25008KT 10SM -SN SCT022 OVC032 M07/M11 A2989 RMK AO2 T10711109 |
| 00:50 CST |  Overcast | -7°C / 19°F | -11°C / 12°F | 73% | 1012 mb (29.88 in) | SSW 13 kph (SSW 8.1 mph) | - | 10SM |
| | KARV 040650Z AUTO 25007KT 10SM SCT020 SCT026 OVC032 M07/M11 A2989 RMK AO2 T10711110 |
| 00:30 CST |  Overcast | -7°C / 19°F | -11°C / 12°F | 73% | 1012 mb (29.88 in) | SSW 13 kph (SSW 8.1 mph) | - | 10SM |
| | KARV 040630Z AUTO 25007KT 10SM SCT017 SCT025 OVC030 M07/M11 A2989 RMK AO2 T10711110 |
| 00:10 CST |  Overcast Light Snow | -7°C / 19°F | -11°C / 12°F | 73% | 1012 mb (29.88 in) | W 6 kph (W 3.5 mph) | - | 7SM |
| | KARV 040610Z AUTO 28003KT 7SM -SN SCT024 OVC030 M07/M11 A2989 RMK AO2 T10711112 |