| 08:34 CST |  Partly Cloudy | 0°C / 32°F | -2°C / 28°F | 87% | 1010 mb (29.83 in) | SW 15 kph (SW 9.2 mph) | - | 10SM |
| | KETH 301434Z AUTO 23008KT 10SM SCT085 00/M02 A2983 RMK AO2 |
| 08:14 CST |  Mostly Cloudy | -1°C / 30°F | -3°C / 27°F | 86% | 1010 mb (29.83 in) | SSE 6 kph (SSE 3.5 mph) | - | 10SM |
| | KETH 301414Z AUTO 20003KT 10SM BKN085 M01/M03 A2984 RMK AO2 |
| 07:54 CST |  Partly Cloudy | -2°C / 28°F | -4°C / 25°F | 86% | 1010 mb (29.83 in) | Calm | - | 10SM |
| | KETH 301354Z AUTO 00000KT 10SM SCT085 M02/M04 A2984 RMK AO2 |
| 07:34 CST |  Clear | -2°C / 28°F | -4°C / 25°F | 86% | 1010 mb (29.83 in) | SW 7 kph (SW 4.6 mph) | - | 10SM |
| | KETH 301334Z AUTO 21004KT 10SM CLR M02/M04 A2984 RMK AO2 |
| 07:14 CST |  Clear | -2°C / 28°F | -4°C / 25°F | 86% | 1010 mb (29.83 in) | S 11 kph (S 6.9 mph) | - | 10SM |
| | KETH 301314Z AUTO 19006KT 10SM CLR M02/M04 A2984 RMK AO2 |
| 06:54 CST |  Clear | -2°C / 28°F | -4°C / 25°F | 86% | 1011 mb (29.85 in) | SSE 9 kph (SSE 5.8 mph) | - | 10SM |
| | KETH 301254Z AUTO 20005KT 10SM CLR M02/M04 A2985 RMK AO2 |
| 06:34 CST |  Clear | -1°C / 30°F | -4°C / 25°F | 80% | 1011 mb (29.85 in) | SW 13 kph (SW 8.1 mph) | - | 10SM |
| | KETH 301234Z AUTO 21007KT 10SM CLR M01/M04 A2985 RMK AO2 |
| 06:14 CST |  Clear | -1°C / 30°F | -4°C / 25°F | 80% | 1012 mb (29.88 in) | SW 9 kph (SW 5.8 mph) | - | 10SM |
| | KETH 301214Z AUTO 21005KT 10SM CLR M01/M04 A2987 RMK AO2 |
| 05:54 CST |  Partly Cloudy | -2°C / 28°F | -4°C / 25°F | 86% | 1012 mb (29.88 in) | SW 9 kph (SW 5.8 mph) | - | 10SM |
| | KETH 301154Z AUTO 22005KT 10SM SCT075 M02/M04 A2988 RMK AO2 |
| 05:34 CST |  Mostly Cloudy | -1°C / 30°F | -3°C / 27°F | 86% | 1012 mb (29.88 in) | SW 11 kph (SW 6.9 mph) | - | 10SM |
| | KETH 301134Z AUTO 21006KT 10SM BKN075 M01/M03 A2988 RMK AO2 |
| 05:14 CST |  Partly Cloudy | -1°C / 30°F | -3°C / 27°F | 86% | 1012 mb (29.88 in) | S 11 kph (S 6.9 mph) | - | 10SM |
| | KETH 301114Z AUTO 19006KT 10SM SCT075 M01/M03 A2987 RMK AO2 |
| 04:54 CST |  Mostly Cloudy | -1°C / 30°F | -3°C / 27°F | 86% | 1012 mb (29.88 in) | SSE 9 kph (SSE 5.8 mph) | - | 10SM |
| | KETH 301054Z AUTO 20005KT 10SM BKN075 M01/M03 A2989 RMK AO2 |
| 04:34 CST |  Overcast | -1°C / 30°F | -3°C / 27°F | 86% | 1012 mb (29.88 in) | SSE 9 kph (SSE 5.8 mph) | - | 10SM |
| | KETH 301034Z AUTO 20005KT 10SM OVC075 M01/M03 A2989 RMK AO2 |
| 04:14 CST |  Mostly Cloudy | -1°C / 30°F | -3°C / 27°F | 86% | 1012 mb (29.88 in) | S 7 kph (S 4.6 mph) | - | 10SM |
| | KETH 301014Z AUTO 19004KT 10SM BKN075 M01/M03 A2989 RMK AO2 |
| 03:54 CST |  Mostly Cloudy | -1°C / 30°F | -3°C / 27°F | 86% | 1012 mb (29.88 in) | S 9 kph (S 5.8 mph) | - | 10SM |
| | KETH 300954Z AUTO 18005KT 10SM SCT090 BKN110 M01/M03 A2989 RMK AO2 |
| 03:34 CST |  Mostly Cloudy | 0°C / 32°F | -2°C / 28°F | 87% | 1013 mb (29.91 in) | SW 9 kph (SW 5.8 mph) | - | 10SM |
| | KETH 300934Z AUTO 22005KT 10SM BKN090 120 00/M02 A2990 RMK AO2 |
| 03:14 CST |  Mostly Cloudy | -1°C / 30°F | -3°C / 27°F | 86% | 1013 mb (29.91 in) | SW 13 kph (SW 8.1 mph) | - | 10SM |
| | KETH 300914Z AUTO 23007KT 10SM BKN110 M01/M03 A2992 RMK AO2 |
| 02:54 CST |  Overcast | -1°C / 30°F | -3°C / 27°F | 86% | 1014 mb (29.94 in) | SW 6 kph (SW 3.5 mph) | - | 10SM |
| | KETH 300854Z AUTO 21003KT 10SM OVC110 M01/M03 A2993 RMK AO2 |
| 02:34 CST |  Mostly Cloudy | -3°C / 27°F | -4°C / 25°F | 93% | 1014 mb (29.94 in) | SW 6 kph (SW 3.5 mph) | - | 10SM |
| | KETH 300834Z AUTO 22003KT 10SM BKN120 M03/M04 A2993 RMK AO2 |
| 02:14 CST |  Partly Cloudy | -3°C / 27°F | -6°C / 21°F | 80% | 1014 mb (29.94 in) | SSE 9 kph (SSE 5.8 mph) | - | 10SM |
| | KETH 300814Z AUTO 20005KT 10SM SCT120 M03/M06 A2993 RMK AO2 |
| 01:55 CST |  Clear | -3°C / 27°F | -5°C / 23°F | 86% | 1014 mb (29.94 in) | SSE 6 kph (SSE 3.5 mph) | - | 10SM |
| | KETH 300755Z AUTO 20003KT 10SM CLR M03/M05 A2993 RMK AO2 |
| 01:34 CST |  Clear | -3°C / 27°F | -5°C / 23°F | 86% | 1014 mb (29.94 in) | S 7 kph (S 4.6 mph) | - | 10SM |
| | KETH 300734Z AUTO 19004KT 10SM CLR M03/M05 A2993 RMK AO2 |
| 01:14 CST |  Clear | -3°C / 27°F | -4°C / 25°F | 93% | 1014 mb (29.94 in) | SSE 7 kph (SSE 4.6 mph) | - | 10SM |
| | KETH 300714Z AUTO 20004KT 10SM CLR M03/M04 A2993 RMK AO2 |
| 00:54 CST |  Clear | -2°C / 28°F | -4°C / 25°F | 86% | 1014 mb (29.94 in) | SW 7 kph (SW 4.6 mph) | - | 10SM |
| | KETH 300654Z AUTO 21004KT 10SM CLR M02/M04 A2994 RMK AO2 |
| 00:34 CST |  Clear | -2°C / 28°F | -4°C / 25°F | 86% | 1014 mb (29.94 in) | SW 6 kph (SW 3.5 mph) | - | 10SM |
| | KETH 300634Z AUTO 22003KT 10SM CLR M02/M04 A2994 RMK AO2 |
| 00:14 CST |  Clear | -2°C / 28°F | -4°C / 25°F | 86% | 1014 mb (29.94 in) | SW 11 kph (SW 6.9 mph) | - | 10SM |
| | KETH 300614Z AUTO 21006KT 10SM CLR M02/M04 A2995 RMK AO2 |