| 17:50 CST |  Overcast Light Snow | -6°C / 21°F | -7°C / 19°F | 93% | 1009 mb (29.8 in) | NE 24 kph (NE 15 mph) | - | 2 1/2SM |
| | KCWA 082350Z 04013KT 2 1/2SM -SN BKN014 OVC018 M06/M07 A2981 |
| 16:50 CST |  Overcast Light Snow | -6°C / 21°F | -7°C / 19°F | 93% | 1011 mb (29.85 in) | NE 24 kph (NE 15 mph) | - | 2 1/2SM |
| | KCWA 082250Z 04013G17KT 2 1/2SM -SN BKN013 BKN028 OVC038 M06/M07 A2986 |
| 15:50 CST |  Overcast Light Snow | -5°C / 23°F | -6°C / 21°F | 93% | 1013 mb (29.91 in) | NE 26 kph (NE 16.1 mph) | - | 3SM |
| | KCWA 082150Z 04014KT 3SM -SN BKN013 OVC017 M05/M06 A2990 |
| 14:50 CST |  Overcast Light Snow | -5°C / 23°F | -6°C / 21°F | 93% | 1014 mb (29.94 in) | ENE 20 kph (ENE 12.7 mph) | - | 3SM |
| | KCWA 082050Z 06011KT 3SM -SN BKN013 BKN020 OVC031 M05/M06 A2993 |
| 13:50 CST |  Overcast Light Snow | -4°C / 25°F | -6°C / 21°F | 86% | 1015 mb (29.97 in) | ENE 17 kph (ENE 10.4 mph) | - | 3SM |
| | KCWA 081950Z 06009KT 3SM -SN BKN013 OVC020 M04/M06 A2998 |
| 12:50 CST |  Overcast Light Snow | -5°C / 23°F | -7°C / 19°F | 86% | 1016 mb (30 in) | E 20 kph (E 12.7 mph) | - | 3SM |
| | KCWA 081850Z 08011KT 3SM -SN BKN013 OVC019 M05/M07 A3001 |
| 11:50 CST |  Overcast Light Snow | -5°C / 23°F | -7°C / 19°F | 86% | 1018 mb (30.06 in) | ENE 17 kph (ENE 10.4 mph) | - | 2 1/2SM |
| | KCWA 081750Z 07009KT 2 1/2SM -SN BKN011 BKN020 OVC025 M05/M07 A3006 |
| 10:50 CST |  Overcast Light Snow | -6°C / 21°F | -7°C / 19°F | 93% | 1020 mb (30.12 in) | ENE 17 kph (ENE 10.4 mph) | - | 4SM |
| | KCWA 081650Z 07009KT 4SM -SN SCT011 BKN028 OVC033 M06/M07 A3011 |
| 09:45 CST |  Overcast Light Snow | -7°C / 19°F | -8°C / 18°F | 93% | 1022 mb (30.18 in) | E 13 kph (E 8.1 mph) | - | 2 1/2SM |
| | KCWA 081545Z 10007KT 2 1/2SM -SN SCT024 OVC032 M07/M08 A3017 |
| 08:45 CST |  Overcast Light Snow | -7°C / 19°F | -8°C / 18°F | 93% | 1022 mb (30.18 in) | E 11 kph (E 6.9 mph) | - | 3SM |
| | KCWA 081445Z 10006KT 3SM -SN SCT029 OVC035 M07/M08 A3017 |
| 07:45 CST |  Overcast | -8°C / 18°F | -9°C / 16°F | 93% | 1022 mb (30.18 in) | E 7 kph (E 4.6 mph) | - | 10SM |
| | KCWA 081345Z 10004KT 10SM SCT050 OVC070 M08/M09 A3018 |
| 06:50 CST |  Overcast | -8°C / 18°F | -9°C / 16°F | 93% | 1022 mb (30.18 in) | E 9 kph (E 5.8 mph) | - | 10SM |
| | KCWA 081250Z 08005KT 10SM SCT060 OVC070 M08/M09 A3019 |
| 05:45 CST |  Partly Cloudy | -9°C / 16°F | -10°C / 14°F | 93% | 1023 mb (30.21 in) | NE 9 kph (NE 5.8 mph) | - | 10SM |
| | KCWA 081145Z 05005KT 10SM SCT100 M09/M10 A3020 |
| 04:34 CST |  Overcast | -8°C / 18°F | -9°C / 16°F | 93% | 1023 mb (30.21 in) | NE 7 kph (NE 4.6 mph) | - | 10SM |
| | KCWA 081034Z AUTO 04004KT 10SM OVC110 M08/M09 A3020 RMK AO2 T10771087 |
| 04:14 CST |  Overcast | -8°C / 18°F | -9°C / 16°F | 93% | 1023 mb (30.21 in) | NE 6 kph (NE 3.5 mph) | - | 10SM |
| | KCWA 081014Z AUTO 03003KT 10SM OVC110 M08/M09 A3021 RMK AO2 T10771087 |
| 03:54 CST |  Mostly Cloudy | -8°C / 18°F | -9°C / 16°F | 93% | 1023 mb (30.21 in) | NE 7 kph (NE 4.6 mph) | - | 10SM |
| | KCWA 080954Z AUTO 04004KT 10SM BKN120 M08/M09 A3021 RMK AO2 T10801090 |
| 03:35 CST |  Partly Cloudy | -8°C / 18°F | -9°C / 16°F | 93% | 1023 mb (30.21 in) | NE 6 kph (NE 3.5 mph) | - | 10SM |
| | KCWA 080935Z AUTO 04003KT 10SM SCT120 M08/M09 A3021 RMK AO2 T10771089 |
| 03:14 CST |  Partly Cloudy | -8°C / 18°F | -9°C / 16°F | 93% | 1023 mb (30.21 in) | NNE 7 kph (NNE 4.6 mph) | - | 10SM |
| | KCWA 080914Z AUTO 02004KT 10SM SCT120 M08/M09 A3022 RMK AO2 T10811090 |
| 02:54 CST |  Partly Cloudy | -9°C / 16°F | -9°C / 16°F | 100% | 1023 mb (30.21 in) | Calm | - | 10SM |
| | KCWA 080854Z AUTO 00000KT 10SM SCT120 M09/M09 A3022 RMK AO2 T10861095 |
| 02:34 CST |  Clear | -8°C / 18°F | -9°C / 16°F | 93% | 1024 mb (30.24 in) | NE 6 kph (NE 3.5 mph) | - | 10SM |
| | KCWA 080834Z AUTO 04003KT 10SM CLR M08/M09 A3023 RMK AO2 T10831094 |
| 02:14 CST |  Clear | -8°C / 18°F | -9°C / 16°F | 93% | 1024 mb (30.24 in) | NE 6 kph (NE 3.5 mph) | - | 10SM |
| | KCWA 080814Z AUTO 05003KT 10SM CLR M08/M09 A3023 RMK AO2 T10811094 |
| 01:54 CST |  Clear | -8°C / 18°F | -9°C / 16°F | 93% | 1024 mb (30.24 in) | N 9 kph (N 5.8 mph) | - | 10SM |
| | KCWA 080754Z AUTO 01005KT 10SM CLR M08/M09 A3023 RMK AO2 T10781092 |
| 01:34 CST |  Clear | -8°C / 18°F | -9°C / 16°F | 93% | 1024 mb (30.24 in) | N 9 kph (N 5.8 mph) | - | 10SM |
| | KCWA 080734Z AUTO 01005KT 10SM CLR M08/M09 A3023 RMK AO2 T10801095 |
| 01:14 CST |  Clear | -8°C / 18°F | -9°C / 16°F | 93% | 1024 mb (30.24 in) | N 9 kph (N 5.8 mph) | - | 10SM |
| | KCWA 080714Z AUTO 01005KT 10SM CLR M08/M09 A3023 RMK AO2 T10801095 |
| 00:54 CST |  Clear | -8°C / 18°F | -10°C / 14°F | 86% | 1024 mb (30.24 in) | N 9 kph (N 5.8 mph) | - | 10SM |
| | KCWA 080654Z AUTO 01005KT 10SM CLR M08/M10 A3023 RMK AO2 T10811096 |
| 00:34 CST |  Clear | -8°C / 18°F | -10°C / 14°F | 86% | 1024 mb (30.24 in) | N 9 kph (N 5.8 mph) | - | 10SM |
| | KCWA 080634Z AUTO 36005KT 10SM CLR M08/M10 A3023 RMK AO2 T10831098 |
| 00:14 CST |  Clear | -8°C / 18°F | -10°C / 14°F | 86% | 1023 mb (30.21 in) | N 11 kph (N 6.9 mph) | - | 10SM |
| | KCWA 080614Z AUTO 36006KT 10SM CLR M08/M10 A3022 RMK AO2 T10811096 |