| 17:55 CST |  Clear | 0°C / 32°F | -1°C / 30°F | 93% | 1012 mb (29.88 in) | E 6 kph (E 3.5 mph) | - | 10SM |
| | KCMY 272355Z AUTO 09003KT 10SM CLR 00/M01 A2989 RMK AO2 |
| 17:35 CST |  Clear | 2°C / 36°F | 0°C / 32°F | 87% | 1013 mb (29.91 in) | Calm | - | 10SM |
| | KCMY 272335Z AUTO 00000KT 10SM CLR 02/00 A2990 RMK AO2 |
| 17:15 CST |  Clear | 2°C / 36°F | -1°C / 30°F | 81% | 1013 mb (29.91 in) | Calm | - | 10SM |
| | KCMY 272315Z AUTO 00000KT 10SM CLR 02/M01 A2990 RMK AO2 |
| 16:55 CST |  Clear | 2°C / 36°F | -2°C / 28°F | 75% | 1012 mb (29.88 in) | SSE 6 kph (SSE 3.5 mph) | - | 10SM |
| | KCMY 272255Z AUTO 15003KT 10SM CLR 02/M02 A2989 RMK AO2 |
| 16:35 CST |  Clear | 4°C / 39°F | -2°C / 28°F | 65% | 1013 mb (29.91 in) | SSE 6 kph (SSE 3.5 mph) | - | 10SM |
| | KCMY 272235Z AUTO 15003KT 10SM CLR 04/M02 A2990 RMK AO2 |
| 16:15 CST |  Clear | 5°C / 41°F | -3°C / 27°F | 57% | 1012 mb (29.88 in) | SE 7 kph (SE 4.6 mph) | - | 10SM |
| | KCMY 272215Z AUTO 12004KT 10SM CLR 05/M03 A2989 RMK AO2 |
| 15:55 CST |  Clear | 5°C / 41°F | -3°C / 27°F | 57% | 1013 mb (29.91 in) | SSE 6 kph (SSE 3.5 mph) | - | 10SM |
| | KCMY 272155Z AUTO 15003KT 10SM CLR 05/M03 A2990 RMK AO2 |
| 15:35 CST |  Clear | 6°C / 43°F | -3°C / 27°F | 53% | 1013 mb (29.91 in) | Calm | - | 10SM |
| | KCMY 272135Z AUTO 00000KT 10SM CLR 06/M03 A2990 RMK AO2 |
| 15:15 CST |  Clear | 6°C / 43°F | -3°C / 27°F | 53% | 1013 mb (29.91 in) | S 7 kph (S 4.6 mph) | - | 10SM |
| | KCMY 272115Z AUTO 17004KT 10SM CLR 06/M03 A2990 RMK AO2 |
| 14:55 CST |  Clear | 6°C / 43°F | -3°C / 27°F | 53% | 1012 mb (29.88 in) | Calm | - | 10SM |
| | KCMY 272055Z AUTO 00000KT 10SM CLR 06/M03 A2989 RMK AO2 |
| 14:35 CST |  Clear | 6°C / 43°F | -3°C / 27°F | 53% | 1012 mb (29.88 in) | Calm | - | 10SM |
| | KCMY 272035Z AUTO 00000KT 10SM CLR 06/M03 A2989 RMK AO2 |
| 14:15 CST |  Clear | 6°C / 43°F | -2°C / 28°F | 57% | 1013 mb (29.91 in) | SE 6 kph (SE 3.5 mph) | - | 10SM |
| | KCMY 272015Z AUTO 13003KT 10SM CLR 06/M02 A2990 RMK AO2 |
| 13:55 CST |  Clear | 6°C / 43°F | -2°C / 28°F | 57% | 1013 mb (29.91 in) | S 6 kph (S 3.5 mph) | - | 10SM |
| | KCMY 271955Z AUTO 19003KT 10SM CLR 06/M02 A2990 RMK AO2 |
| 13:35 CST |  Clear | 5°C / 41°F | -3°C / 27°F | 57% | 1013 mb (29.91 in) | Calm | - | 10SM |
| | KCMY 271935Z AUTO 00000KT 10SM CLR 05/M03 A2990 RMK AO2 |
| 13:15 CST |  Clear | 5°C / 41°F | -2°C / 28°F | 61% | 1013 mb (29.91 in) | S 6 kph (S 3.5 mph) | - | 10SM |
| | KCMY 271915Z AUTO 19003KT 10SM CLR 05/M02 A2992 RMK AO2 |
| 12:55 CST |  Clear | 5°C / 41°F | -3°C / 27°F | 57% | 1013 mb (29.91 in) | SE 6 kph (SE 3.5 mph) | - | 10SM |
| | KCMY 271855Z AUTO 13003KT 10SM CLR 05/M03 A2992 RMK AO2 |
| 12:35 CST |  Clear | 5°C / 41°F | -3°C / 27°F | 57% | 1014 mb (29.94 in) | Calm | - | 10SM |
| | KCMY 271835Z AUTO 00000KT 10SM CLR 05/M03 A2993 RMK AO2 |
| 12:15 CST |  Clear | 5°C / 41°F | -2°C / 28°F | 61% | 1014 mb (29.94 in) | Calm | - | 10SM |
| | KCMY 271815Z AUTO 00000KT 10SM CLR 05/M02 A2995 RMK AO2 |
| 11:55 CST |  Clear | 5°C / 41°F | -2°C / 28°F | 61% | 1014 mb (29.94 in) | ESE 7 kph (ESE 4.6 mph) | - | 10SM |
| | KCMY 271755Z AUTO 11004KT 10SM CLR 05/M02 A2995 RMK AO2 |
| 11:35 CST |  Clear | 4°C / 39°F | -2°C / 28°F | 65% | 1015 mb (29.97 in) | SSE 6 kph (SSE 3.5 mph) | - | 10SM |
| | KCMY 271735Z AUTO 15003KT 10SM CLR 04/M02 A2996 RMK AO2 |
| 11:15 CST |  Clear | 3°C / 37°F | -1°C / 30°F | 75% | 1015 mb (29.97 in) | SSE 6 kph (SSE 3.5 mph) | - | 10SM |
| | KCMY 271715Z AUTO 20003KT 10SM CLR 03/M01 A2997 RMK AO2 |
| 10:55 CST |  Clear | 3°C / 37°F | -1°C / 30°F | 75% | 1015 mb (29.97 in) | Calm | - | 10SM |
| | KCMY 271655Z AUTO 00000KT 10SM CLR 03/M01 A2998 RMK AO2 |
| 10:35 CST |  Clear | 2°C / 36°F | -1°C / 30°F | 81% | 1015 mb (29.97 in) | Calm | - | 10SM |
| | KCMY 271635Z AUTO 00000KT 10SM CLR 02/M01 A2998 RMK AO2 |
| 10:15 CST |  Clear | 2°C / 36°F | -1°C / 30°F | 81% | 1016 mb (30 in) | Calm | - | 10SM |
| | KCMY 271615Z AUTO 00000KT 10SM CLR 02/M01 A2999 RMK AO2 |
| 09:55 CST |  Clear | 2°C / 36°F | 0°C / 32°F | 87% | 1016 mb (30 in) | Calm | - | 10SM |
| | KCMY 271555Z AUTO 00000KT 10SM CLR 02/00 A3000 RMK AO2 |
| 09:35 CST |  Clear | 2°C / 36°F | 0°C / 32°F | 87% | 1016 mb (30 in) | Calm | - | 10SM |
| | KCMY 271535Z AUTO 00000KT 10SM CLR 02/00 A3000 RMK AO2 |
| 09:15 CST |  Clear | 0°C / 32°F | 0°C / 32°F | 100% | 1015 mb (29.97 in) | Calm | - | 10SM |
| | KCMY 271515Z AUTO 00000KT 10SM CLR 00/00 A2998 RMK AO2 |
| 08:55 CST |  Clear | 0°C / 32°F | -1°C / 30°F | 93% | 1015 mb (29.97 in) | Calm | - | 10SM |
| | KCMY 271455Z AUTO 00000KT 10SM CLR 00/M01 A2998 RMK AO2 |
| 08:35 CST |  Clear | 0°C / 32°F | -1°C / 30°F | 93% | 1015 mb (29.97 in) | Calm | - | 7SM |
| | KCMY 271435Z AUTO 00000KT 7SM CLR 00/M01 A2998 RMK AO2 |
| 08:15 CST |  Clear | -2°C / 28°F | -2°C / 28°F | 100% | 1016 mb (30 in) | Calm | - | 10SM |
| | KCMY 271415Z AUTO 00000KT 10SM CLR M02/M02 A2999 RMK AO2 |
| 07:55 CST |  Clear | -3°C / 27°F | -3°C / 27°F | 100% | 1015 mb (29.97 in) | Calm | - | 10SM |
| | KCMY 271355Z AUTO 00000KT 10SM CLR M03/M03 A2998 RMK AO2 |
| 07:35 CST |  Clear | -4°C / 25°F | -5°C / 23°F | 93% | 1015 mb (29.97 in) | Calm | - | 10SM |
| | KCMY 271335Z AUTO 00000KT 10SM CLR M04/M05 A2998 RMK AO2 |
| 07:15 CST |  Clear | -4°C / 25°F | -5°C / 23°F | 93% | 1015 mb (29.97 in) | Calm | - | 10SM |
| | KCMY 271315Z AUTO 00000KT 10SM CLR M04/M05 A2998 RMK AO2 |
| 06:55 CST |  Clear | -3°C / 27°F | -3°C / 27°F | 100% | 1016 mb (30 in) | Calm | - | 10SM |
| | KCMY 271255Z AUTO 00000KT 10SM CLR M03/M03 A2999 RMK AO2 |
| 06:35 CST |  Clear | -3°C / 27°F | -3°C / 27°F | 100% | 1015 mb (29.97 in) | Calm | - | 10SM |
| | KCMY 271235Z AUTO 00000KT 10SM CLR M03/M03 A2998 RMK AO2 |
| 06:15 CST |  Clear | -3°C / 27°F | -3°C / 27°F | 100% | 1015 mb (29.97 in) | Calm | - | 10SM |
| | KCMY 271215Z AUTO 00000KT 10SM CLR M03/M03 A2997 RMK AO2 |
| 05:55 CST |  Clear | -3°C / 27°F | -3°C / 27°F | 100% | 1015 mb (29.97 in) | Calm | - | 10SM |
| | KCMY 271155Z AUTO 00000KT 10SM CLR M03/M03 A2998 RMK AO2 |
| 05:35 CST |  Clear | -3°C / 27°F | -3°C / 27°F | 100% | 1015 mb (29.97 in) | Calm | - | 10SM |
| | KCMY 271135Z AUTO 00000KT 10SM CLR M03/M03 A2998 RMK AO2 |
| 05:15 CST |  Clear | -3°C / 27°F | -3°C / 27°F | 100% | 1015 mb (29.97 in) | Calm | - | 10SM |
| | KCMY 271115Z AUTO 00000KT 10SM CLR M03/M03 A2998 RMK AO2 |
| 04:55 CST |  Clear | -2°C / 28°F | -2°C / 28°F | 100% | 1015 mb (29.97 in) | Calm | - | 10SM |
| | KCMY 271055Z AUTO 00000KT 10SM CLR M02/M02 A2997 RMK AO2 |
| 04:35 CST |  Clear | -2°C / 28°F | -2°C / 28°F | 100% | 1015 mb (29.97 in) | Calm | - | 10SM |
| | KCMY 271035Z AUTO 00000KT 10SM CLR M02/M02 A2998 RMK AO2 |
| 04:15 CST |  Clear | -2°C / 28°F | -2°C / 28°F | 100% | 1015 mb (29.97 in) | Calm | - | 10SM |
| | KCMY 271015Z AUTO 00000KT 10SM CLR M02/M02 A2997 RMK AO2 |
| 03:55 CST |  Clear | -1°C / 30°F | -2°C / 28°F | 93% | 1015 mb (29.97 in) | Calm | - | 10SM |
| | KCMY 270955Z AUTO 00000KT 10SM CLR M01/M02 A2997 RMK AO2 |
| 03:35 CST |  Clear | -2°C / 28°F | -2°C / 28°F | 100% | 1015 mb (29.97 in) | Calm | - | 10SM |
| | KCMY 270935Z AUTO 00000KT 10SM CLR M02/M02 A2997 RMK AO2 |
| 03:15 CST |  Clear | 0°C / 32°F | -1°C / 30°F | 93% | 1015 mb (29.97 in) | Calm | - | 10SM |
| | KCMY 270915Z AUTO 00000KT 10SM CLR 00/M01 A2997 RMK AO2 |
| 02:55 CST |  Clear | 0°C / 32°F | -1°C / 30°F | 93% | 1015 mb (29.97 in) | Calm | - | 10SM |
| | KCMY 270855Z AUTO 00000KT 10SM CLR 00/M01 A2998 RMK AO2 |
| 02:35 CST |  Clear | 0°C / 32°F | -1°C / 30°F | 93% | 1015 mb (29.97 in) | Calm | - | 10SM |
| | KCMY 270835Z AUTO 00000KT 10SM CLR 00/M01 A2998 RMK AO2 |
| 02:15 CST |  Clear | 0°C / 32°F | -1°C / 30°F | 93% | 1015 mb (29.97 in) | Calm | - | 10SM |
| | KCMY 270815Z AUTO 00000KT 10SM CLR 00/M01 A2998 RMK AO2 |
| 01:55 CST |  Clear | 0°C / 32°F | -2°C / 28°F | 87% | 1015 mb (29.97 in) | Calm | - | 10SM |
| | KCMY 270755Z AUTO 00000KT 10SM CLR 00/M02 A2997 RMK AO2 |
| 01:35 CST |  Clear | 0°C / 32°F | -2°C / 28°F | 87% | 1015 mb (29.97 in) | Calm | - | 10SM |
| | KCMY 270735Z AUTO 00000KT 10SM CLR 00/M02 A2997 RMK AO2 |
| 01:15 CST |  Partly Cloudy | 0°C / 32°F | -2°C / 28°F | 87% | 1015 mb (29.97 in) | Calm | - | 10SM |
| | KCMY 270715Z AUTO 00000KT 10SM SCT028 00/M02 A2997 RMK AO2 |
| 00:55 CST |  Overcast | 0°C / 32°F | -1°C / 30°F | 93% | 1015 mb (29.97 in) | W 6 kph (W 3.5 mph) | - | 10SM |
| | KCMY 270655Z AUTO 27003KT 10SM OVC030 00/M01 A2998 RMK AO2 |
| 00:35 CST |  Overcast | 2°C / 36°F | 0°C / 32°F | 87% | 1015 mb (29.97 in) | W 7 kph (W 4.6 mph) | - | 10SM |
| | KCMY 270635Z AUTO 28004KT 10SM OVC030 02/00 A2998 RMK AO2 |
| 00:15 CST |  Overcast | 2°C / 36°F | -1°C / 30°F | 81% | 1015 mb (29.97 in) | W 7 kph (W 4.6 mph) | - | 10SM |
| | KCMY 270615Z AUTO 27004KT 10SM OVC030 02/M01 A2998 RMK AO2 |