| 16:45 CST |  Overcast | -2°C / 28°F | -6°C / 21°F | 74% | 1025 mb (30.27 in) | E 30 kph (E 18.4 mph) | - | 10SM |
| | KATW 232245Z 08016G21KT 10SM BKN017 OVC070 M02/M06 A3027 |
| 15:45 CST |  Overcast | -2°C / 28°F | -6°C / 21°F | 74% | 1025 mb (30.27 in) | E 19 kph (E 11.5 mph) | - | 10SM |
| | KATW 232145Z 08010G16KT 10SM BKN015 OVC030 M02/M06 A3028 |
| 14:45 CST |  Overcast | -2°C / 28°F | -6°C / 21°F | 74% | 1025 mb (30.27 in) | E 32 kph (E 19.6 mph) | - | 10SM |
| | KATW 232045Z 08017G21KT 10SM BKN015 OVC030 M02/M06 A3027 |
| 13:45 CST |  Overcast | -2°C / 28°F | -6°C / 21°F | 74% | 1026 mb (30.3 in) | E 22 kph (E 13.8 mph) | - | 10SM |
| | KATW 231945Z 09012KT 10SM BKN015 OVC030 M02/M06 A3030 |
| 12:45 CST |  Overcast | -3°C / 27°F | -6°C / 21°F | 80% | 1027 mb (30.33 in) | E 19 kph (E 11.5 mph) | - | 10SM |
| | KATW 231845Z 10010G19KT 10SM OVC015 M03/M06 A3032 |
| 11:45 CST |  Overcast | -3°C / 27°F | -6°C / 21°F | 80% | 1028 mb (30.36 in) | E 19 kph (E 11.5 mph) | - | 10SM |
| | KATW 231745Z 09010G21KT 10SM BKN015 OVC020 M03/M06 A3035 |
| 10:45 CST |  Overcast | -3°C / 27°F | -7°C / 19°F | 74% | 1028 mb (30.36 in) | E 19 kph (E 11.5 mph) | - | 10SM |
| | KATW 231645Z 10010G17KT 10SM OVC017 M03/M07 A3037 |
| 09:45 CST |  Overcast | -3°C / 27°F | -6°C / 21°F | 80% | 1028 mb (30.36 in) | E 13 kph (E 8.1 mph) | - | 10SM |
| | KATW 231545Z 10007G16KT 10SM OVC017 M03/M06 A3036 |
| 08:45 CST |  Mostly Cloudy | -4°C / 25°F | -7°C / 19°F | 80% | 1028 mb (30.36 in) | E 19 kph (E 11.5 mph) | - | 10SM |
| | KATW 231445Z 08010KT 10SM BKN019 BKN080 M04/M07 A3036 |
| 07:45 CST |  Mostly Cloudy | -5°C / 23°F | -8°C / 18°F | 80% | 1028 mb (30.36 in) | ENE 19 kph (ENE 11.5 mph) | - | 10SM |
| | KATW 231345Z 07010KT 10SM BKN090 M05/M08 A3036 |
| 06:45 CST |  Mostly Cloudy | -6°C / 21°F | -8°C / 18°F | 86% | 1027 mb (30.33 in) | ENE 15 kph (ENE 9.2 mph) | - | 10SM |
| | KATW 231245Z 07008KT 10SM BKN090 M06/M08 A3034 |
| 05:51 CST |  Mostly Cloudy | -6°C / 21°F | -8°C / 18°F | 86% | 1028 mb (30.36 in) | ENE 15 kph (ENE 9.2 mph) | - | 10SM |
| | KATW 231151Z 07008KT 10SM BKN100 M06/M08 A3035 |
| 05:15 CST |  Mostly Cloudy | -5°C / 23°F | -8°C / 18°F | 80% | 1027 mb (30.33 in) | E 15 kph (E 9.2 mph) | - | 10SM |
| | KATW 231115Z 08008KT 10SM BKN100 M05/M08 A3034 RMK FIRST |
| 04:15 CST |  Overcast | -4°C / 25°F | -7°C / 19°F | 80% | 1027 mb (30.33 in) | ENE 19 kph (ENE 11.5 mph) | - | 10SM |
| | KATW 231015Z AUTO 07010KT 10SM OVC100 M04/M07 A3033 RMK AO2 |
| 03:55 CST |  Overcast | -4°C / 25°F | -7°C / 19°F | 80% | 1027 mb (30.33 in) | ENE 20 kph (ENE 12.7 mph) | - | 10SM |
| | KATW 230955Z AUTO 07011KT 10SM OVC100 M04/M07 A3033 RMK AO2 |
| 03:35 CST |  Overcast | -4°C / 25°F | -7°C / 19°F | 80% | 1027 mb (30.33 in) | ENE 20 kph (ENE 12.7 mph) | - | 10SM |
| | KATW 230935Z AUTO 07011KT 10SM OVC100 M04/M07 A3034 RMK AO2 |
| 03:15 CST |  Overcast | -4°C / 25°F | -7°C / 19°F | 80% | 1028 mb (30.36 in) | E 15 kph (E 9.2 mph) | - | 10SM |
| | KATW 230915Z AUTO 08008KT 10SM OVC100 M04/M07 A3035 RMK AO2 |
| 02:55 CST |  Overcast | -4°C / 25°F | -7°C / 19°F | 80% | 1028 mb (30.36 in) | ENE 17 kph (ENE 10.4 mph) | - | 10SM |
| | KATW 230855Z AUTO 07009KT 10SM OVC100 M04/M07 A3035 RMK AO2 |
| 02:35 CST |  Overcast | -4°C / 25°F | -7°C / 19°F | 80% | 1028 mb (30.36 in) | ENE 15 kph (ENE 9.2 mph) | - | 10SM |
| | KATW 230835Z AUTO 07008KT 10SM OVC100 M04/M07 A3035 RMK AO2 |
| 02:15 CST |  Overcast | -4°C / 25°F | -7°C / 19°F | 80% | 1027 mb (30.33 in) | ENE 13 kph (ENE 8.1 mph) | - | 10SM |
| | KATW 230815Z AUTO 07007KT 10SM OVC090 M04/M07 A3034 RMK AO2 |
| 01:55 CST |  Overcast | -4°C / 25°F | -7°C / 19°F | 80% | 1027 mb (30.33 in) | ENE 17 kph (ENE 10.4 mph) | - | 10SM |
| | KATW 230755Z AUTO 07009KT 10SM OVC090 M04/M07 A3034 RMK AO2 |
| 01:35 CST |  Overcast | -3°C / 27°F | -7°C / 19°F | 74% | 1027 mb (30.33 in) | ENE 20 kph (ENE 12.7 mph) | - | 10SM |
| | KATW 230735Z AUTO 07011KT 10SM OVC090 M03/M07 A3033 RMK AO2 |
| 01:15 CST |  Overcast | -3°C / 27°F | -7°C / 19°F | 74% | 1027 mb (30.33 in) | ENE 20 kph (ENE 12.7 mph) | - | 10SM |
| | KATW 230715Z AUTO 07011KT 10SM OVC090 M03/M07 A3033 RMK AO2 |
| 00:55 CST |  Overcast | -3°C / 27°F | -7°C / 19°F | 74% | 1027 mb (30.33 in) | E 17 kph (E 10.4 mph) | - | 10SM |
| | KATW 230655Z AUTO 08009KT 10SM OVC090 M03/M07 A3034 RMK AO2 |
| 00:35 CST |  Overcast | -4°C / 25°F | -7°C / 19°F | 80% | 1027 mb (30.33 in) | E 17 kph (E 10.4 mph) | - | 10SM |
| | KATW 230635Z AUTO 08009KT 10SM OVC090 M04/M07 A3033 RMK AO2 |
| 00:15 CST |  Overcast | -4°C / 25°F | -7°C / 19°F | 80% | 1027 mb (30.33 in) | ENE 17 kph (ENE 10.4 mph) | - | 10SM |
| | KATW 230615Z AUTO 07009KT 10SM OVC090 M04/M07 A3033 RMK AO2 |