| 07:35 CST |  Overcast Light Snow | 0°C / 32°F | -1°C / 30°F | 93% | 993 mb (29.32 in) | NE 24 kph (NE 15 mph) | - | 4SM |
| | KULM 251335Z AUTO 05013KT 4SM -SN OVC007 00/M01 A2933 RMK AO2 |
| 07:15 CST |  Mostly Cloudy Light Snow | 0°C / 32°F | -1°C / 30°F | 93% | 993 mb (29.32 in) | NE 24 kph (NE 15 mph) | - | 4SM |
| | KULM 251315Z AUTO 04013G20KT 4SM -SN BKN005 BKN011 00/M01 A2933 RMK AO2 |
| 06:55 CST |  Mostly Cloudy Light Snow | 0°C / 32°F | -1°C / 30°F | 93% | 994 mb (29.35 in) | NE 22 kph (NE 13.8 mph) | - | 2 1/2SM |
| | KULM 251255Z AUTO 04012G17KT 2 1/2SM -SN BKN005 00/M01 A2934 RMK AO2 |
| 06:35 CST |  Overcast Light Snow | 0°C / 32°F | -1°C / 30°F | 93% | 994 mb (29.35 in) | NE 22 kph (NE 13.8 mph) | - | 2 1/2SM |
| | KULM 251235Z AUTO 04012G17KT 2 1/2SM -SN OVC005 00/M01 A2934 RMK AO2 |
| 06:15 CST |  Overcast Light Snow | 0°C / 32°F | -1°C / 30°F | 93% | 994 mb (29.35 in) | NE 20 kph (NE 12.7 mph) | - | 2SM |
| | KULM 251215Z AUTO 04011G17KT 2SM -SN OVC005 00/M01 A2935 RMK AO2 |
| 05:55 CST |  Overcast Light Snow | 0°C / 32°F | -1°C / 30°F | 93% | 994 mb (29.35 in) | NE 20 kph (NE 12.7 mph) | 1.02 mm (0.04 in) | 1 1/4SM |
| | KULM 251155Z AUTO 04011G15KT 1 1/4SM -SN OVC005 00/M01 A2936 RMK AO2 P0004 |
| 05:35 CST |  Overcast Snow | 0°C / 32°F | -1°C / 30°F | 93% | 995 mb (29.38 in) | NE 19 kph (NE 11.5 mph) | 0.76 mm (0.03 in) | 1SM |
| | KULM 251135Z AUTO 04010KT 1SM SN OVC005 00/M01 A2938 RMK AO2 P0003 |
| 05:15 CST |  Overcast Light Snow | -1°C / 30°F | -2°C / 28°F | 93% | 995 mb (29.38 in) | NE 13 kph (NE 8.1 mph) | 0.51 mm (0.02 in) | 1 1/2SM |
| | KULM 251115Z AUTO 03007KT 1 1/2SM -SN OVC005 M01/M02 A2938 RMK AO2 P0002 |
| 04:55 CST |  Overcast Unknown Precip | -1°C / 30°F | -3°C / 27°F | 86% | 996 mb (29.41 in) | NNE 11 kph (NNE 6.9 mph) | 0.76 mm (0.03 in) | 2 1/2SM |
| | KULM 251055Z AUTO 02006KT 2 1/2SM UP OVC005 M01/M03 A2940 RMK AO2 P0003 |
| 04:35 CST |  Overcast Light Snow | -2°C / 28°F | -3°C / 27°F | 93% | 996 mb (29.41 in) | N 7 kph (N 4.6 mph) | 0.51 mm (0.02 in) | 2SM |
| | KULM 251035Z AUTO 36004KT 2SM -SN OVC005 M02/M03 A2940 RMK AO2 P0002 |
| 04:15 CST |  Overcast Snow | -2°C / 28°F | -3°C / 27°F | 93% | 996 mb (29.41 in) | N 9 kph (N 5.8 mph) | - | 3/4SM |
| | KULM 251015Z AUTO 35005KT 3/4SM SN OVC005 M02/M03 A2941 RMK AO2 |
| 03:55 CST |  Overcast Snow | -4°C / 25°F | -6°C / 21°F | 86% | 997 mb (29.44 in) | NNW 11 kph (NNW 6.9 mph) | 0.76 mm (0.03 in) | 3/4SM |
| | KULM 250955Z AUTO 33006KT 3/4SM SN OVC005 M04/M06 A2943 RMK AO2 P0003 |
| 03:35 CST |  Overcast Snow | -5°C / 23°F | -6°C / 21°F | 93% | 997 mb (29.44 in) | NW 15 kph (NW 9.2 mph) | 0.51 mm (0.02 in) | 3/4SM |
| | KULM 250935Z AUTO 32008KT 3/4SM SN BKN003 OVC007 M05/M06 A2944 RMK AO2 P0002 |
| 03:15 CST |  Overcast Snow | -5°C / 23°F | -7°C / 19°F | 86% | 998 mb (29.47 in) | NW 15 kph (NW 9.2 mph) | 0.25 mm (0.01 in) | 3/4SM |
| | KULM 250915Z AUTO 32008KT 3/4SM SN OVC007 M05/M07 A2947 RMK AO2 P0001 |
| 02:55 CST |  Overcast Light Snow | -6°C / 21°F | -8°C / 18°F | 86% | 998 mb (29.47 in) | NNW 17 kph (NNW 10.4 mph) | 0.25 mm (0.01 in) | 1 1/4SM |
| | KULM 250855Z AUTO 33009KT 1 1/4SM -SN OVC005 M06/M08 A2947 RMK AO2 P0001 |
| 02:35 CST |  Overcast Snow | -6°C / 21°F | -8°C / 18°F | 86% | 998 mb (29.47 in) | NNW 19 kph (NNW 11.5 mph) | 0.25 mm (0.01 in) | 1SM |
| | KULM 250835Z AUTO 33010KT 1SM SN OVC008 M06/M08 A2948 RMK AO2 P0001 |
| 02:15 CST |  Overcast Snow | -7°C / 19°F | -8°C / 18°F | 93% | 999 mb (29.5 in) | NW 19 kph (NW 11.5 mph) | - | 1SM |
| | KULM 250815Z AUTO 32010KT 1SM SN OVC010 M07/M08 A2950 RMK AO2 |
| 01:55 CST |  Overcast Light Snow | -7°C / 19°F | -9°C / 16°F | 86% | 999 mb (29.5 in) | NNW 22 kph (NNW 13.8 mph) | - | 1 1/4SM |
| | KULM 250755Z AUTO 33012KT 1 1/4SM -SN OVC010 M07/M09 A2951 RMK AO2 |
| 01:35 CST |  Overcast Light Snow | -7°C / 19°F | -9°C / 16°F | 86% | 1000 mb (29.53 in) | NNW 24 kph (NNW 15 mph) | - | 1 3/4SM |
| | KULM 250735Z AUTO 33013KT 1 3/4SM -SN OVC010 M07/M09 A2952 RMK AO2 |
| 01:15 CST |  Overcast Light Snow | -7°C / 19°F | -9°C / 16°F | 86% | 1000 mb (29.53 in) | NNW 26 kph (NNW 16.1 mph) | - | 2 1/2SM |
| | KULM 250715Z AUTO 33014KT 2 1/2SM -SN OVC010 M07/M09 A2953 RMK AO2 |
| 00:55 CST |  Overcast Light Snow | -8°C / 18°F | -9°C / 16°F | 93% | 1000 mb (29.53 in) | NNW 26 kph (NNW 16.1 mph) | - | 2SM |
| | KULM 250655Z AUTO 33014KT 2SM -SN OVC010 M08/M09 A2954 RMK AO2 |
| 00:35 CST |  Overcast Light Snow | -8°C / 18°F | -10°C / 14°F | 86% | 1001 mb (29.56 in) | NNW 26 kph (NNW 16.1 mph) | - | 3SM |
| | KULM 250635Z AUTO 33014KT 3SM -SN OVC008 M08/M10 A2957 RMK AO2 |
| 00:15 CST |  Overcast Light Snow | -8°C / 18°F | -10°C / 14°F | 86% | 1002 mb (29.59 in) | NW 28 kph (NW 17.3 mph) | - | 3SM |
| | KULM 250615Z AUTO 32015KT 3SM -SN OVC010 M08/M10 A2960 RMK AO2 |