| 07:45 CST |  Overcast | 0°C / 32°F | -3°C / 27°F | 80% | 1014 mb (29.94 in) | SW 11 kph (SW 6.9 mph) | - | 10SM |
| | KATW 301345Z 23006KT 10SM OVC046 00/M03 A2993 |
| 06:45 CST |  Overcast | 0°C / 32°F | -4°C / 25°F | 75% | 1014 mb (29.94 in) | SW 7 kph (SW 4.6 mph) | - | 10SM |
| | KATW 301245Z 23004KT 10SM OVC042 00/M04 A2993 |
| 05:45 CST |  Overcast | 0°C / 32°F | -4°C / 25°F | 75% | 1014 mb (29.94 in) | SSW 11 kph (SSW 6.9 mph) | - | 10SM |
| | KATW 301145Z 24006KT 10SM OVC029 00/M04 A2994 |
| 05:15 CST |  Overcast | -1°C / 30°F | -3°C / 27°F | 86% | 1014 mb (29.94 in) | Variable 6 kph (Variable 3.5 mph) | - | 10SM |
| | KATW 301115Z VRB03KT 10SM OVC031 M01/M03 A2994 RMK FIRST |
| 04:15 CST |  Overcast | -1°C / 30°F | -4°C / 25°F | 80% | 1014 mb (29.94 in) | W 7 kph (W 4.6 mph) | - | 10SM |
| | KATW 301015Z AUTO 28004KT 10SM OVC039 M01/M04 A2995 RMK AO2 |
| 03:55 CST |  Overcast | 0°C / 32°F | -5°C / 23°F | 69% | 1014 mb (29.94 in) | NW 11 kph (NW 6.9 mph) | - | 10SM |
| | KATW 300955Z AUTO 31006KT 10SM OVC039 00/M05 A2995 RMK AO2 |
| 03:35 CST |  Overcast | 0°C / 32°F | -4°C / 25°F | 75% | 1014 mb (29.94 in) | NW 11 kph (NW 6.9 mph) | - | 10SM |
| | KATW 300935Z AUTO 32006KT 10SM OVC039 00/M04 A2995 RMK AO2 |
| 03:15 CST |  Overcast | -1°C / 30°F | -4°C / 25°F | 80% | 1014 mb (29.94 in) | NW 11 kph (NW 6.9 mph) | - | 10SM |
| | KATW 300915Z AUTO 30006KT 10SM OVC041 M01/M04 A2995 RMK AO2 |
| 02:55 CST |  Overcast | -1°C / 30°F | -4°C / 25°F | 80% | 1014 mb (29.94 in) | NW 11 kph (NW 6.9 mph) | - | 10SM |
| | KATW 300855Z AUTO 31006KT 10SM OVC041 M01/M04 A2995 RMK AO2 |
| 02:35 CST |  Overcast | -1°C / 30°F | -4°C / 25°F | 80% | 1015 mb (29.97 in) | NW 9 kph (NW 5.8 mph) | - | 10SM |
| | KATW 300835Z AUTO 30005KT 10SM OVC039 M01/M04 A2996 RMK AO2 |
| 02:15 CST |  Partly Cloudy | -2°C / 28°F | -4°C / 25°F | 86% | 1015 mb (29.97 in) | NW 13 kph (NW 8.1 mph) | - | 10SM |
| | KATW 300815Z AUTO 31007KT 10SM SCT039 M02/M04 A2996 RMK AO2 |
| 01:55 CST |  Clear | -2°C / 28°F | -5°C / 23°F | 80% | 1015 mb (29.97 in) | NW 13 kph (NW 8.1 mph) | - | 10SM |
| | KATW 300755Z AUTO 30007KT 10SM CLR M02/M05 A2996 RMK AO2 |
| 01:35 CST |  Clear | -2°C / 28°F | -5°C / 23°F | 80% | 1014 mb (29.94 in) | NW 15 kph (NW 9.2 mph) | - | 10SM |
| | KATW 300735Z AUTO 31008KT 10SM CLR M02/M05 A2995 RMK AO2 |
| 01:15 CST |  Clear | -2°C / 28°F | -5°C / 23°F | 80% | 1014 mb (29.94 in) | NW 13 kph (NW 8.1 mph) | - | 10SM |
| | KATW 300715Z AUTO 31007KT 10SM CLR M02/M05 A2995 RMK AO2 |
| 00:55 CST |  Clear | -2°C / 28°F | -5°C / 23°F | 80% | 1014 mb (29.94 in) | NW 11 kph (NW 6.9 mph) | - | 10SM |
| | KATW 300655Z AUTO 32006KT 10SM CLR M02/M05 A2995 RMK AO2 |
| 00:35 CST |  Clear | -2°C / 28°F | -5°C / 23°F | 80% | 1014 mb (29.94 in) | NW 13 kph (NW 8.1 mph) | - | 10SM |
| | KATW 300635Z AUTO 31007KT 10SM CLR M02/M05 A2994 RMK AO2 |
| 00:15 CST |  Clear | -3°C / 27°F | -5°C / 23°F | 86% | 1014 mb (29.94 in) | NW 13 kph (NW 8.1 mph) | - | 10SM |
| | KATW 300615Z AUTO 30007KT 10SM CLR M03/M05 A2994 RMK AO2 |