| 05:52 CST |  Obscured Light Snow | -6°C / 21°F | -8°C / 18°F | 86% | 1001 mb (29.56 in) | SE 11 kph (SE 6.9 mph) | 0.25 mm (0.01 in) | 1SM |
| | KIOW 261152Z AUTO 14006KT 1SM -SN BR VV007 M06/M08 A2956 RMK AO2 SLP020 P0001 60001 70015 T10611078 11061 21078 53006 |
| 05:46 CST |  Overcast Light Snow | -6°C / 21°F | -8°C / 18°F | 86% | 1001 mb (29.56 in) | SE 11 kph (SE 6.9 mph) | 0.00 mm (0.00 in) | 1 1/4SM |
| | KIOW 261146Z AUTO 14006KT 1 1/4SM -SN BR OVC009 M06/M08 A2956 RMK AO2 P0000 |
| 05:35 CST |  Overcast Light Snow | -6°C / 21°F | -8°C / 18°F | 86% | 1001 mb (29.56 in) | SE 9 kph (SE 5.8 mph) | 0.00 mm (0.00 in) | 1SM |
| | KIOW 261135Z AUTO 13005KT 1SM -SN BR BKN014 OVC049 M06/M08 A2956 RMK AO2 P0000 |
| 05:29 CST |  Overcast Light Snow | -6°C / 21°F | -8°C / 18°F | 86% | 1001 mb (29.56 in) | SE 7 kph (SE 4.6 mph) | 0.00 mm (0.00 in) | 1 1/4SM |
| | KIOW 261129Z AUTO 14004KT 1 1/4SM -SN BR BKN022 OVC049 M06/M08 A2956 RMK AO2 P0000 |
| 05:22 CST |  Overcast Light Snow | -6°C / 21°F | -8°C / 18°F | 86% | 1001 mb (29.56 in) | SE 11 kph (SE 6.9 mph) | 0.00 mm (0.00 in) | 1 3/4SM |
| | KIOW 261122Z AUTO 14006KT 1 3/4SM -SN BR FEW016 BKN030 OVC049 M06/M08 A2955 RMK AO2 P0000 |
| 05:08 CST |  Overcast Light Snow | -6°C / 21°F | -8°C / 18°F | 86% | 1001 mb (29.56 in) | SSE 11 kph (SSE 6.9 mph) | 0.00 mm (0.00 in) | 4SM |
| | KIOW 261108Z AUTO 15006KT 4SM -SN BR FEW013 SCT019 OVC045 M06/M08 A2955 RMK AO2 P0000 |
| 04:52 CST |  Overcast Light Snow | -6°C / 21°F | -8°C / 18°F | 86% | 1001 mb (29.56 in) | SE 17 kph (SE 10.4 mph) | 0.00 mm (0.00 in) | 3SM |
| | KIOW 261052Z AUTO 14009KT 3SM -SN BR SCT014 BKN020 OVC048 M06/M08 A2955 RMK AO2 SLP016 P0000 T10611078 |
| 04:22 CST |  Overcast Light Snow | -6°C / 21°F | -8°C / 18°F | 86% | 1001 mb (29.56 in) | SE 15 kph (SE 9.2 mph) | 0.00 mm (0.00 in) | 3SM |
| | KIOW 261022Z AUTO 14008KT 3SM -SN BR BKN016 OVC024 M06/M08 A2955 RMK AO2 P0000 |
| 04:07 CST |  Overcast Light Snow | -6°C / 21°F | -8°C / 18°F | 86% | 1001 mb (29.56 in) | SE 11 kph (SE 6.9 mph) | 0.00 mm (0.00 in) | 2SM |
| | KIOW 261007Z AUTO 14006KT 2SM -SN BR BKN016 OVC025 M06/M08 A2955 RMK AO2 P0000 |
| 03:52 CST |  Overcast Light Snow | -6°C / 21°F | -8°C / 18°F | 86% | 1001 mb (29.56 in) | SE 15 kph (SE 9.2 mph) | 0.00 mm (0.00 in) | 1 1/2SM |
| | KIOW 260952Z AUTO 13008KT 1 1/2SM -SN BR BKN018 OVC029 M06/M08 A2955 RMK AO2 SLP015 P0000 T10611078 |
| 03:42 CST |  Overcast Light Snow | -7°C / 19°F | -8°C / 18°F | 93% | 1001 mb (29.56 in) | SE 13 kph (SE 8.1 mph) | 0.00 mm (0.00 in) | 1 1/4SM |
| | KIOW 260942Z AUTO 13007KT 1 1/4SM -SN BR BKN015 BKN021 OVC029 M07/M08 A2955 RMK AO2 P0000 |
| 03:34 CST |  Overcast Light Snow | -7°C / 19°F | -8°C / 18°F | 93% | 1001 mb (29.56 in) | SE 15 kph (SE 9.2 mph) | 0.00 mm (0.00 in) | 1SM |
| | KIOW 260934Z AUTO 13008KT 1SM -SN BR BKN017 BKN022 OVC029 M07/M08 A2955 RMK AO2 P0000 |
| 03:04 CST |  Overcast Light Snow | -7°C / 19°F | -8°C / 18°F | 93% | 1000 mb (29.53 in) | SE 15 kph (SE 9.2 mph) | 0.00 mm (0.00 in) | 1 1/2SM |
| | KIOW 260904Z AUTO 13008KT 1 1/2SM -SN BR BKN021 OVC034 M07/M08 A2954 RMK AO2 P0000 |
| 02:52 CST |  Overcast Light Snow | -7°C / 19°F | -8°C / 18°F | 93% | 1000 mb (29.53 in) | SE 13 kph (SE 8.1 mph) | 0.00 mm (0.00 in) | 2SM |
| | KIOW 260852Z AUTO 13007KT 2SM -SN BR BKN023 OVC032 M07/M08 A2954 RMK AO2 SLP013 P0000 60000 T10671083 53009 |
| 02:35 CST |  Overcast Light Snow | -7°C / 19°F | -8°C / 18°F | 93% | 1000 mb (29.53 in) | SE 17 kph (SE 10.4 mph) | 0.00 mm (0.00 in) | 2SM |
| | KIOW 260835Z AUTO 14009KT 2SM -SN BR BKN021 OVC032 M07/M08 A2954 RMK AO2 P0000 |
| 02:30 CST |  Overcast Light Snow | -7°C / 19°F | -8°C / 18°F | 93% | 1000 mb (29.53 in) | SE 17 kph (SE 10.4 mph) | 0.00 mm (0.00 in) | 1 3/4SM |
| | KIOW 260830Z AUTO 14009KT 1 3/4SM -SN BR SCT021 OVC030 M07/M08 A2954 RMK AO2 P0000 |
| 01:52 CST |  Overcast Light Snow | -7°C / 19°F | -9°C / 16°F | 86% | 1000 mb (29.53 in) | SE 13 kph (SE 8.1 mph) | 0.00 mm (0.00 in) | 1 1/2SM |
| | KIOW 260752Z AUTO 14007KT 1 1/2SM -SN BR BKN017 BKN023 OVC033 M07/M09 A2953 RMK AO2 SLP010 P0000 T10671089 |
| 01:41 CST |  Overcast Light Snow | -7°C / 19°F | -9°C / 16°F | 86% | 1000 mb (29.53 in) | SE 17 kph (SE 10.4 mph) | 0.00 mm (0.00 in) | 2 1/2SM |
| | KIOW 260741Z AUTO 13009KT 2 1/2SM -SN BR FEW023 BKN029 OVC060 M07/M09 A2953 RMK AO2 P0000 |
| 00:52 CST |  Overcast Light Snow | -7°C / 19°F | -9°C / 16°F | 86% | 1000 mb (29.53 in) | SSE 19 kph (SSE 11.5 mph) | 0.00 mm (0.00 in) | 4SM |
| | KIOW 260652Z AUTO 15010KT 4SM -SN BR SCT020 BKN050 OVC065 M07/M09 A2952 RMK AO2 SNB35 SLP005 P0000 T10721094 |