| 14:50 CST |  Clear | 7°C / 45°F | -3°C / 27°F | 49% | 1015 mb (29.97 in) | SW 19 kph (SW 11.5 mph) | - | 10SM |
| | KOLV 262050Z 21010G20KT 10SM SKC 07/M03 A2997 |
| 13:50 CST |  Clear | 7°C / 45°F | -4°C / 25°F | 46% | 1015 mb (29.97 in) | SSW 28 kph (SSW 17.3 mph) | - | 10SM |
| | KOLV 261950Z 25015KT 10SM SKC 07/M04 A2996 |
| 12:50 CST |  Clear | 6°C / 43°F | -4°C / 25°F | 49% | 1015 mb (29.97 in) | SSW 22 kph (SSW 13.8 mph) | - | 10SM |
| | KOLV 261850Z 24012G22KT 10SM SKC 06/M04 A2998 |
| 11:49 CST |  Clear | 6°C / 43°F | -4°C / 25°F | 49% | 1016 mb (30 in) | SSW 28 kph (SSW 17.3 mph) | - | 10SM |
| | KOLV 261749Z 24015G25KT 10SM SKC 06/M04 A2999 |
| 10:49 CST |  Clear | 4°C / 39°F | -4°C / 25°F | 56% | 1016 mb (30 in) | SW 28 kph (SW 17.3 mph) | - | 10SM |
| | KOLV 261649Z 23015G25KT 10SM SKC 04/M04 A3000 |
| 09:50 CST |  Clear | 3°C / 37°F | -4°C / 25°F | 60% | 1017 mb (30.03 in) | SW 26 kph (SW 16.1 mph) | - | 10SM |
| | KOLV 261550Z 23014G21KT 10SM SKC 03/M04 A3003 |
| 08:50 CST |  Clear | 1°C / 34°F | -3°C / 27°F | 75% | 1017 mb (30.03 in) | SW 19 kph (SW 11.5 mph) | - | 10SM |
| | KOLV 261450Z 21010G20KT 10SM SKC 01/M03 A3002 |
| 07:50 CST |  Clear | 0°C / 32°F | -3°C / 27°F | 80% | 1016 mb (30 in) | SSE 19 kph (SSE 11.5 mph) | - | 10SM |
| | KOLV 261350Z 20010KT 10SM SKC 00/M03 A3001 |
| 06:50 CST |  Clear | -1°C / 30°F | -4°C / 25°F | 80% | 1016 mb (30 in) | SSE 15 kph (SSE 9.2 mph) | - | 10SM |
| | KOLV 261250Z 20008KT 10SM SKC M01/M04 A3000 |
| 06:35 CST |  Clear | -2°C / 28°F | -3°C / 27°F | 93% | 1016 mb (30 in) | SSE 15 kph (SSE 9.2 mph) | - | 10SM |
| | KOLV 261235Z AUTO 20008KT 10SM CLR M02/M03 A3000 RMK A01 P000 |
| 06:15 CST |  Clear | -2°C / 28°F | -4°C / 25°F | 86% | 1016 mb (30 in) | SSE 13 kph (SSE 8.1 mph) | - | 10SM |
| | KOLV 261215Z AUTO 20007KT 10SM CLR M02/M04 A3000 RMK A01 P000 |
| 05:55 CST |  Clear | -2°C / 28°F | -4°C / 25°F | 86% | 1016 mb (30 in) | SSE 13 kph (SSE 8.1 mph) | - | 10SM |
| | KOLV 261155Z AUTO 20007KT 10SM CLR M02/M04 A2999 RMK A01 P000 |
| 05:35 CST |  Clear | -2°C / 28°F | -4°C / 25°F | 86% | 1016 mb (30 in) | S 13 kph (S 8.1 mph) | - | 10SM |
| | KOLV 261135Z AUTO 19007KT 10SM CLR M02/M04 A2999 RMK A01 P000 |
| 05:15 CST |  Clear | -2°C / 28°F | -4°C / 25°F | 86% | 1016 mb (30 in) | S 15 kph (S 9.2 mph) | - | 10SM |
| | KOLV 261115Z AUTO 19008KT 10SM CLR M02/M04 A2999 RMK A01 P000 |
| 04:55 CST |  Clear | -1°C / 30°F | -5°C / 23°F | 75% | 1016 mb (30 in) | SSE 15 kph (SSE 9.2 mph) | - | 10SM |
| | KOLV 261055Z AUTO 20008KT 10SM CLR M01/M05 A2999 RMK A01 P000 |
| 04:35 CST |  Clear | -1°C / 30°F | -5°C / 23°F | 75% | 1016 mb (30 in) | SW 15 kph (SW 9.2 mph) | - | 10SM |
| | KOLV 261035Z AUTO 21008KT 10SM CLR M01/M05 A2999 RMK A01 P000 |
| 04:15 CST |  Clear | -1°C / 30°F | -5°C / 23°F | 75% | 1016 mb (30 in) | SW 17 kph (SW 10.4 mph) | - | 10SM |
| | KOLV 261015Z AUTO 21009KT 10SM CLR M01/M05 A3000 RMK A01 P000 |
| 03:55 CST |  Clear | -1°C / 30°F | -5°C / 23°F | 75% | 1016 mb (30 in) | SW 19 kph (SW 11.5 mph) | - | 10SM |
| | KOLV 260955Z AUTO 21010KT 10SM CLR M01/M05 A3000 RMK A01 P000 |
| 03:35 CST |  Clear | -1°C / 30°F | -4°C / 25°F | 80% | 1016 mb (30 in) | SW 17 kph (SW 10.4 mph) | - | 10SM |
| | KOLV 260935Z AUTO 21009KT 10SM CLR M01/M04 A3000 RMK A01 P000 |
| 03:15 CST |  Clear | -1°C / 30°F | -4°C / 25°F | 80% | 1016 mb (30 in) | SSE 17 kph (SSE 10.4 mph) | - | 10SM |
| | KOLV 260915Z AUTO 20009G17KT 10SM CLR M01/M04 A3000 RMK A01 P000 |
| 02:55 CST |  Clear | -1°C / 30°F | -4°C / 25°F | 80% | 1016 mb (30 in) | SW 15 kph (SW 9.2 mph) | - | 10SM |
| | KOLV 260855Z AUTO 21008KT 10SM CLR M01/M04 A3000 RMK A01 P000 |
| 02:35 CST |  Clear | -1°C / 30°F | -4°C / 25°F | 80% | 1016 mb (30 in) | SW 17 kph (SW 10.4 mph) | - | 10SM |
| | KOLV 260835Z AUTO 21009KT 10SM CLR M01/M04 A3000 RMK A01 P000 |
| 02:15 CST |  Clear | 0°C / 32°F | -4°C / 25°F | 75% | 1016 mb (30 in) | SW 15 kph (SW 9.2 mph) | - | 10SM |
| | KOLV 260815Z AUTO 21008KT 10SM CLR 00/M04 A3000 RMK A01 P000 |
| 01:55 CST |  Clear | 0°C / 32°F | -4°C / 25°F | 75% | 1016 mb (30 in) | SW 19 kph (SW 11.5 mph) | - | 10SM |
| | KOLV 260755Z AUTO 21010KT 10SM CLR 00/M04 A3000 RMK A01 P000 |
| 01:35 CST |  Clear | 0°C / 32°F | -5°C / 23°F | 69% | 1016 mb (30 in) | SW 19 kph (SW 11.5 mph) | - | 10SM |
| | KOLV 260735Z AUTO 21010KT 10SM CLR 00/M05 A2999 RMK A01 P000 |
| 01:15 CST |  Clear | 0°C / 32°F | -4°C / 25°F | 75% | 1015 mb (29.97 in) | SSE 15 kph (SSE 9.2 mph) | - | 10SM |
| | KOLV 260715Z AUTO 20008KT 10SM CLR 00/M04 A2998 RMK A01 P000 |
| 00:55 CST |  Clear | 0°C / 32°F | -4°C / 25°F | 75% | 1015 mb (29.97 in) | SW 15 kph (SW 9.2 mph) | - | 10SM |
| | KOLV 260655Z AUTO 21008KT 10SM CLR 00/M04 A2998 RMK A01 P000 |
| 00:35 CST |  Clear | 0°C / 32°F | -4°C / 25°F | 75% | 1015 mb (29.97 in) | SW 17 kph (SW 10.4 mph) | - | 10SM |
| | KOLV 260635Z AUTO 21009KT 10SM CLR 00/M04 A2998 RMK A01 P000 |
| 00:15 CST |  Clear | -1°C / 30°F | -4°C / 25°F | 80% | 1015 mb (29.97 in) | SSE 17 kph (SSE 10.4 mph) | - | 10SM |
| | KOLV 260615Z AUTO 20009KT 10SM CLR M01/M04 A2998 RMK A01 P000 |