| 12:25 CST |  Overcast Light Snow | 1°C / 34°F | 0°C / 32°F | 93% | 986 mb (29.12 in) | NE 37 kph (NE 23 mph) | 0.25 mm (0.01 in) | 1 3/4SM |
| | KSPW 251825Z AUTO 03020KT 1 3/4SM -SN BR OVC010 01/00 A2912 RMK AO2 CIG 006V016 P0001 $ |
| 12:12 CST |  Overcast Light Snow | 1°C / 34°F | 0°C / 32°F | 93% | 986 mb (29.12 in) | NE 37 kph (NE 23 mph) | 0.25 mm (0.01 in) | 1 3/4SM |
| | KSPW 251812Z AUTO 03020KT 1 3/4SM -SN BR BKN008 OVC012 01/00 A2913 RMK AO2 P0001 $ |
| 12:02 CST |  Overcast Light Snow | 1°C / 34°F | -1°C / 30°F | 87% | 986 mb (29.12 in) | NE 37 kph (NE 23 mph) | 0.00 mm (0.00 in) | 1 1/2SM |
| | KSPW 251802Z AUTO 03020KT 1 1/2SM -SN BR SCT008 OVC012 01/M01 A2913 RMK AO2 P0000 $ |
| 11:53 CST |  Overcast Snow | 1°C / 34°F | -1°C / 30°F | 87% | 986 mb (29.12 in) | NE 35 kph (NE 21.9 mph) | 0.00 mm (0.00 in) | 1/2SM |
| | KSPW 251753Z AUTO 03019KT 1/2SM SN FG BKN006 OVC012 01/M01 A2913 RMK AO2 PK WND 02026/1724 SNB07 SLP882 P0000 60000 T00061006 10006 21094 58017 $ |
| 11:49 CST |  Overcast Light Snow | 1°C / 34°F | -1°C / 30°F | 87% | 986 mb (29.12 in) | NE 37 kph (NE 23 mph) | 0.00 mm (0.00 in) | 3/4SM |
| | KSPW 251749Z AUTO 03020KT 3/4SM -SN BR SCT006 OVC012 01/M01 A2913 RMK AO2 PK WND 02026/1724 SNB07 P0000 $ |
| 11:37 CST |  Overcast Light Snow | 1°C / 34°F | -1°C / 30°F | 87% | 987 mb (29.15 in) | NNE 39 kph (NNE 24.2 mph) | 0.00 mm (0.00 in) | 1SM |
| | KSPW 251737Z AUTO 02021KT 1SM -SN BR SCT006 OVC014 01/M01 A2914 RMK AO2 PK WND 02026/1724 SNB07 P0000 $ |
| 11:32 CST |  Overcast Light Snow | 1°C / 34°F | -1°C / 30°F | 87% | 987 mb (29.15 in) | NNE 39 kph (NNE 24.2 mph) | 0.00 mm (0.00 in) | 3/4SM |
| | KSPW 251732Z AUTO 02021KT 3/4SM -SN BR BKN009 OVC014 01/M01 A2914 RMK AO2 PK WND 02026/1724 SNB07 P0000 $ |
| 11:14 CST |  Overcast Light Snow | 0°C / 32°F | -1°C / 30°F | 93% | 987 mb (29.15 in) | NNE 37 kph (NNE 23 mph) | 0.00 mm (0.00 in) | 1 3/4SM |
| | KSPW 251714Z AUTO 02020KT 1 3/4SM -SN BR SCT009 OVC014 00/M01 A2915 RMK AO2 SNB07 P0000 $ |
| 10:53 CST |  Overcast Fog And Mist | -1°C / 30°F | -2°C / 28°F | 93% | 987 mb (29.15 in) | NNE 33 kph (NNE 20.7 mph) | - | 2 1/2SM |
| | KSPW 251653Z AUTO 02018KT 2 1/2SM BR FEW006 SCT009 OVC016 M01/M02 A2916 RMK AO2 PK WND 01026/1623 SLP894 T10061017 PWINO FZRANO $ |
| 10:48 CST |  Overcast Fog And Mist | -1°C / 30°F | -2°C / 28°F | 93% | 988 mb (29.18 in) | N 37 kph (N 23 mph) | - | 1 1/2SM |
| | KSPW 251648Z AUTO 01020KT 1 1/2SM BR FEW007 BKN014 OVC019 M01/M02 A2917 RMK AO2 PK WND 01026/1623 PWINO FZRANO $ |
| 10:32 CST |  Overcast Fog And Mist | -1°C / 30°F | -2°C / 28°F | 93% | 988 mb (29.18 in) | N 37 kph (N 23 mph) | - | 3/4SM |
| | KSPW 251632Z AUTO 01020KT 3/4SM BR FEW007 BKN012 OVC018 M01/M02 A2917 RMK AO2 PK WND 01026/1623 PWINO FZRANO $ |
| 09:53 CST |  Overcast Fog And Mist | -3°C / 27°F | -4°C / 25°F | 93% | 988 mb (29.18 in) | N 33 kph (N 20.7 mph) | - | 1 1/2SM |
| | KSPW 251553Z AUTO 36018G23KT 1 1/2SM BR FEW008 OVC018 M03/M04 A2919 RMK AO2 SLP901 T10281039 PWINO FZRANO $ |
| 09:33 CST |  Overcast Fog And Mist | -4°C / 25°F | -6°C / 21°F | 86% | 988 mb (29.18 in) | N 28 kph (N 17.3 mph) | - | 1SM |
| | KSPW 251533Z AUTO 35015KT 1SM BR SCT004 BKN018 OVC024 M04/M06 A2919 RMK AO2 PWINO FZRANO $ |
| 09:25 CST |  Overcast Fog And Mist | -4°C / 25°F | -6°C / 21°F | 86% | 989 mb (29.21 in) | N 32 kph (N 19.6 mph) | - | 3/4SM |
| | KSPW 251525Z AUTO 35017KT 3/4SM BR BKN004 OVC023 M04/M06 A2920 RMK AO2 PWINO FZRANO $ |
| 08:53 CST |  Overcast Fog | -6°C / 21°F | -7°C / 19°F | 93% | 989 mb (29.21 in) | N 33 kph (N 20.7 mph) | 0.00 mm (0.00 in) | 1/4SM |
| | KSPW 251453Z AUTO 35018KT 1/4SM FZFG OVC002 M06/M07 A2921 RMK AO2 SNEMM SLP913 P0000 60000 T10561072 56028 PWINO FZRANO $ |
| 08:39 CST |  Obscured Fog | -6°C / 21°F | -8°C / 18°F | 86% | 990 mb (29.23 in) | N 32 kph (N 19.6 mph) | 0.00 mm (0.00 in) | 1/4SM |
| | KSPW 251439Z AUTO 35017KT 1/4SM FZFG VV003 M06/M08 A2922 RMK AO2 SNEMM P0000 PWINO FZRANO $ |
| 08:31 CST |  Obscured Snow | -7°C / 19°F | -8°C / 18°F | 93% | 990 mb (29.23 in) | N 33 kph (N 20.7 mph) | 0.00 mm (0.00 in) | 1/2SM |
| | KSPW 251431Z AUTO 35018G25KT 1/2SM SN FZFG VV004 M07/M08 A2922 RMK AO2 P0000 $ |
| 08:08 CST |  Overcast Light Snow | -7°C / 19°F | -8°C / 18°F | 93% | 990 mb (29.23 in) | N 37 kph (N 23 mph) | 0.00 mm (0.00 in) | 3/4SM |
| | KSPW 251408Z AUTO 36020G25KT 3/4SM -SN BR BKN008 OVC034 M07/M08 A2922 RMK AO2 P0000 $ |
| 07:57 CST |  Overcast Light Snow | -7°C / 19°F | -9°C / 16°F | 86% | 990 mb (29.23 in) | N 37 kph (N 23 mph) | 0.00 mm (0.00 in) | 1 1/2SM |
| | KSPW 251357Z AUTO 36020G25KT 1 1/2SM -SN BR BKN012 OVC034 M07/M09 A2922 RMK AO2 P0000 $ |
| 07:53 CST |  Overcast Light Snow | -7°C / 19°F | -9°C / 16°F | 86% | 990 mb (29.23 in) | N 35 kph (N 21.9 mph) | 0.00 mm (0.00 in) | 2SM |
| | KSPW 251353Z AUTO 36019KT 2SM -SN BR SCT016 BKN034 OVC041 M07/M09 A2923 RMK AO2 PK WND 36028/1339 SLP917 P0000 T10721089 $ |
| 07:37 CST |  Overcast Light Snow | -8°C / 18°F | -9°C / 16°F | 93% | 990 mb (29.23 in) | N 35 kph (N 21.9 mph) | 0.00 mm (0.00 in) | 2SM |
| | KSPW 251337Z AUTO 35019G26KT 2SM -SN BR SCT018 SCT025 OVC034 M08/M09 A2924 RMK AO2 PK WND 34027/1258 P0000 $ |
| 07:31 CST |  Overcast Light Snow | -8°C / 18°F | -9°C / 16°F | 93% | 990 mb (29.23 in) | N 37 kph (N 23 mph) | 0.00 mm (0.00 in) | 1 3/4SM |
| | KSPW 251331Z AUTO 36020G26KT 1 3/4SM -SN BR SCT016 BKN025 OVC032 M08/M09 A2924 RMK AO2 PK WND 34027/1258 P0000 $ |
| 07:15 CST |  Overcast Light Snow | -8°C / 18°F | -9°C / 16°F | 93% | 991 mb (29.26 in) | N 35 kph (N 21.9 mph) | 0.00 mm (0.00 in) | 2 1/2SM |
| | KSPW 251315Z AUTO 35019G26KT 2 1/2SM -SN BR BKN025 BKN031 OVC039 M08/M09 A2925 RMK AO2 PK WND 34027/1258 P0000 $ |
| 06:53 CST |  Overcast Light Snow | -8°C / 18°F | -10°C / 14°F | 86% | 991 mb (29.26 in) | N 39 kph (N 24.2 mph) | 0.00 mm (0.00 in) | 1 3/4SM |
| | KSPW 251253Z AUTO 35021G28KT 1 3/4SM -SN BR FEW020 BKN024 OVC039 M08/M10 A2926 RMK AO2 PK WND 35028/1245 SLP930 P0000 T10831100 $ |
| 06:29 CST |  Overcast Light Snow | -9°C / 16°F | -11°C / 12°F | 86% | 992 mb (29.29 in) | N 33 kph (N 20.7 mph) | 0.00 mm (0.00 in) | 1 1/4SM |
| | KSPW 251229Z AUTO 35018KT 1 1/4SM -SN BR SCT004 OVC026 M09/M11 A2928 RMK AO2 PK WND 34028/1201 P0000 $ |
| 06:20 CST |  Overcast Light Snow | -9°C / 16°F | -11°C / 12°F | 86% | 992 mb (29.29 in) | NNW 37 kph (NNW 23 mph) | 0.00 mm (0.00 in) | 1SM |
| | KSPW 251220Z AUTO 34020KT 1SM -SN BR BKN004 OVC026 M09/M11 A2928 RMK AO2 PK WND 34028/1201 P0000 $ |
| 06:12 CST |  Overcast Light Snow | -9°C / 16°F | -11°C / 12°F | 86% | 992 mb (29.29 in) | NNW 39 kph (NNW 24.2 mph) | 0.00 mm (0.00 in) | 1 1/4SM |
| | KSPW 251212Z AUTO 34021KT 1 1/4SM -SN BR SCT004 OVC026 M09/M11 A2928 RMK AO2 PK WND 34028/1201 P0000 $ |
| 05:53 CST |  Obscured Light Snow | -9°C / 16°F | -11°C / 12°F | 86% | 992 mb (29.29 in) | N 39 kph (N 24.2 mph) | 0.00 mm (0.00 in) | 1SM |
| | KSPW 251153Z AUTO 35021KT 1SM -SN BR VV004 M09/M11 A2930 RMK AO2 PK WND 34028/1114 SNB27 SLP943 P0000 60000 T10941111 11094 21111 56047 TSNO $ |
| 05:43 CST |  Overcast Light Snow | -9°C / 16°F | -11°C / 12°F | 86% | 993 mb (29.32 in) | NNW 41 kph (NNW 25.3 mph) | 0.00 mm (0.00 in) | 3/4SM |
| | KSPW 251143Z AUTO 34022KT 3/4SM -SN BR BKN004 OVC021 M09/M11 A2931 RMK AO2 PK WND 34028/1114 SNB27 P0000 TSNO $ |
| 04:53 CST |  Obscured Fog And Mist | -10°C / 14°F | -12°C / 10°F | 85% | 994 mb (29.35 in) | NNW 41 kph (NNW 25.3 mph) | - | 1SM |
| | KSPW 251053Z AUTO 34022G30KT 1SM BR VV004 M10/M12 A2934 RMK AO2 PK WND 34033/1004 SLP957 T11001122 PWINO FZRANO $ |
| 03:53 CST |  Obscured Fog | -11°C / 12°F | -12°C / 10°F | 92% | 995 mb (29.38 in) | NNW 44 kph (NNW 27.6 mph) | - | 1/2SM |
| | KSPW 250953Z AUTO 34024G29KT 1/2SM FZFG VV003 M11/M12 A2938 RMK AO2 PK WND 33031/0933 PRESFR SLP971 T11061122 PWINO FZRANO $ |
| 02:53 CST |  Obscured Fog And Mist | -11°C / 12°F | -13°C / 9°F | 85% | 997 mb (29.44 in) | NNW 43 kph (NNW 26.5 mph) | - | 3/4SM |
| | KSPW 250853Z AUTO 34023G30KT 3/4SM BR VV003 M11/M13 A2944 RMK AO2 PK WND 34032/0835 SLP992 T11061128 56038 PWINO FZRANO $ |
| 01:53 CST |  Obscured Fog And Mist | -11°C / 12°F | -13°C / 9°F | 85% | 998 mb (29.47 in) | N 43 kph (N 26.5 mph) | - | 3/4SM |
| | KSPW 250753Z AUTO 35023G32KT 3/4SM BR VV003 M11/M13 A2947 RMK AO2 PK WND 34033/0701 SLP000 T11061128 PWINO FZRANO $ |
| 01:18 CST |  Obscured Fog And Mist | -11°C / 12°F | -13°C / 9°F | 85% | 999 mb (29.5 in) | NNW 44 kph (NNW 27.6 mph) | - | 3/4SM |
| | KSPW 250718Z AUTO 34024G32KT 3/4SM BR VV004 M11/M13 A2949 RMK AO2 PK WND 34033/0701 PWINO FZRANO $ |
| 00:53 CST |  Obscured Fog And Mist | -11°C / 12°F | -13°C / 9°F | 85% | 999 mb (29.5 in) | NNW 41 kph (NNW 25.3 mph) | - | 3/4SM |
| | KSPW 250653Z AUTO 34022G34KT 3/4SM BR VV005 M11/M13 A2950 RMK AO2 PK WND 34034/0646 SLP012 T11061128 PWINO FZRANO $ |
| 00:38 CST |  Overcast Fog And Mist | -11°C / 12°F | -13°C / 9°F | 85% | 1000 mb (29.53 in) | NNW 52 kph (NNW 32.2 mph) | - | 3/4SM |
| | KSPW 250638Z AUTO 34028G34KT 3/4SM BR BKN006 OVC026 M11/M13 A2952 RMK AO2 PK WND 34034/0637 PWINO FZRANO $ |
| 00:21 CST |  Overcast Fog And Mist | -11°C / 12°F | -13°C / 9°F | 85% | 1000 mb (29.53 in) | NNW 46 kph (NNW 28.8 mph) | - | 3/4SM |
| | KSPW 250621Z AUTO 34025G32KT 3/4SM BR FEW006 OVC026 M11/M13 A2953 RMK AO2 PK WND 34032/0617 PWINO FZRANO $ |
| 00:11 CST |  Overcast Fog And Mist | -11°C / 12°F | -13°C / 9°F | 85% | 1000 mb (29.53 in) | NNW 48 kph (NNW 29.9 mph) | - | 1SM |
| | KSPW 250611Z AUTO 34026KT 1SM BR SCT006 OVC024 M11/M13 A2954 RMK AO2 PK WND 34032/0600 PWINO FZRANO $ |