| 14:51 CST |  Overcast Light Snow | -4°C / 25°F | -9°C / 16°F | 69% | 1003 mb (29.62 in) | SW 37 kph (SW 23 mph) | 0.00 mm (0.00 in) | 7SM |
| | KSTL 252051Z 22020G25KT 7SM -SN OVC029 M04/M09 A2961 RMK AO2 PK WND 23027/1952 SLP033 P0000 60000 T10391094 53020 $ |
| 14:13 CST |  Overcast Light Snow | -4°C / 25°F | -9°C / 16°F | 69% | 1002 mb (29.59 in) | SW 26 kph (SW 16.1 mph) | 0.00 mm (0.00 in) | 7SM |
| | KSTL 252013Z 22014G21KT 7SM -SN OVC029 M04/M09 A2958 RMK AO2 PK WND 23027/1952 P0000 $ |
| 13:58 CST |  Overcast Light Snow | -4°C / 25°F | -10°C / 14°F | 63% | 1002 mb (29.59 in) | SW 33 kph (SW 20.7 mph) | 0.00 mm (0.00 in) | 7SM |
| | KSTL 251958Z 23018G28KT 7SM -SN OVC031 M04/M10 A2958 RMK AO2 PK WND 23027/1952 P0000 $ |
| 13:51 CST |  Overcast Light Snow | -4°C / 25°F | -10°C / 14°F | 63% | 1002 mb (29.59 in) | SW 43 kph (SW 26.5 mph) | 0.00 mm (0.00 in) | 7SM |
| | KSTL 251951Z 22023G29KT 7SM -SN BKN027 OVC034 M04/M10 A2958 RMK AO2 PK WND 21030/1941 SLP021 P0000 T10441100 $ |
| 13:22 CST |  Overcast Light Snow | -4°C / 25°F | -8°C / 18°F | 74% | 1001 mb (29.56 in) | SW 35 kph (SW 21.9 mph) | 0.00 mm (0.00 in) | 5SM |
| | KSTL 251922Z 22019G27KT 5SM -SN SCT022 BKN027 OVC034 M04/M08 A2957 RMK AO2 PK WND 23027/1922 P0000 $ |
| 12:51 CST |  Overcast Light Snow | -4°C / 25°F | -8°C / 18°F | 74% | 1001 mb (29.56 in) | SW 24 kph (SW 15 mph) | 0.00 mm (0.00 in) | 3SM |
| | KSTL 251851Z 23013KT 3SM -SN BKN023 OVC030 M04/M08 A2956 RMK AO2 PK WND 24026/1822 SLP015 P0000 T10441083 $ |
| 12:38 CST |  Overcast Light Snow | -5°C / 23°F | -9°C / 16°F | 74% | 1001 mb (29.56 in) | SW 28 kph (SW 17.3 mph) | 0.00 mm (0.00 in) | 2 1/2SM |
| | KSTL 251838Z 21015G25KT 2 1/2SM -SN BKN021 OVC028 M05/M09 A2956 RMK AO2 PK WND 24026/1822 P0000 $ |
| 12:28 CST |  Overcast Light Snow | -4°C / 25°F | -9°C / 16°F | 69% | 1001 mb (29.56 in) | SW 33 kph (SW 20.7 mph) | 0.00 mm (0.00 in) | 3SM |
| | KSTL 251828Z 23018G26KT 3SM -SN BKN019 OVC030 M04/M09 A2956 RMK AO2 PK WND 24026/1822 P0000 $ |
| 12:07 CST |  Mostly Cloudy Light Snow | -5°C / 23°F | -9°C / 16°F | 74% | 1001 mb (29.56 in) | SW 32 kph (SW 19.6 mph) | 0.00 mm (0.00 in) | 2SM |
| | KSTL 251807Z 22017G24KT 2SM -SN SCT012 BKN021 M05/M09 A2956 RMK AO2 TWR VIS 2 1/2 P0000 $ |
| 11:58 CST |  Overcast Light Snow | -5°C / 23°F | -8°C / 18°F | 80% | 1001 mb (29.56 in) | SW 28 kph (SW 17.3 mph) | 0.00 mm (0.00 in) | 2 1/2SM |
| | KSTL 251758Z 23015KT 2 1/2SM -SN BKN012 OVC019 M05/M08 A2955 RMK AO2 SFC VIS 3 P0000 $ |
| 11:51 CST |  Overcast Light Snow | -6°C / 21°F | -8°C / 18°F | 86% | 1001 mb (29.56 in) | SW 28 kph (SW 17.3 mph) | 0.51 mm (0.02 in) | 1 1/4SM |
| | KSTL 251751Z 23015KT 1 1/4SM R30R/5500VP6000FT -SN BKN012 OVC018 M06/M08 A2955 RMK AO2 PK WND 24026/1658 SFC VIS 1 3/4 SLP012 60002 P0002 T10561083 10033 21056 52004 $ |
| 11:48 CST |  Overcast Light Snow | -5°C / 23°F | -8°C / 18°F | 80% | 1001 mb (29.56 in) | SW 33 kph (SW 20.7 mph) | 0.00 mm (0.00 in) | 1 1/4SM |
| | KSTL 251748Z 23018KT 1 1/4SM R30R/5500VP6000FT -SN OVC014 M05/M08 A2955 RMK AO2 PK WND 24026/1658 P0000 $ |
| 11:21 CST |  Overcast Light Snow | -4°C / 25°F | -8°C / 18°F | 74% | 1000 mb (29.53 in) | SW 37 kph (SW 23 mph) | 0.00 mm (0.00 in) | 1 1/4SM |
| | KSTL 251721Z 23020G25KT 1 1/4SM -SN BKN018 OVC027 M04/M08 A2954 RMK AO2 PK WND 24026/1658 SFC VIS 1 1/2 P0000 $ |
| 10:54 CST |  Overcast Light Snow | -4°C / 25°F | -8°C / 18°F | 74% | 1000 mb (29.53 in) | SW 33 kph (SW 20.7 mph) | 0.00 mm (0.00 in) | 2 1/2SM |
| | KSTL 251654Z 23018G24KT 2 1/2SM -SN BKN016 OVC034 M04/M08 A2954 RMK AO2 P0000 $ |
| 10:51 CST |  Overcast Light Snow | -4°C / 25°F | -8°C / 18°F | 74% | 1000 mb (29.53 in) | SW 33 kph (SW 20.7 mph) | 0.00 mm (0.00 in) | 3SM |
| | KSTL 251651Z 22018G24KT 3SM -SN BKN016 OVC034 M04/M08 A2954 RMK AO2 PK WND 23027/1626 SLP007 P0000 T10441078 $ |
| 10:49 CST |  Overcast Light Snow | -4°C / 25°F | -8°C / 18°F | 74% | 1000 mb (29.53 in) | SW 28 kph (SW 17.3 mph) | 0.00 mm (0.00 in) | 3SM |
| | KSTL 251649Z 22015G23KT 3SM -SN BKN014 OVC034 M04/M08 A2954 RMK AO2 PK WND 23027/1626 P0000 $ |
| 10:44 CST |  Overcast Light Snow | -4°C / 25°F | -8°C / 18°F | 74% | 1000 mb (29.53 in) | SW 28 kph (SW 17.3 mph) | 0.00 mm (0.00 in) | 2SM |
| | KSTL 251644Z 23015G26KT 2SM -SN OVC012 M04/M08 A2954 RMK AO2 PK WND 23027/1626 P0000 $ |
| 10:36 CST |  Overcast Light Snow | -4°C / 25°F | -8°C / 18°F | 74% | 1000 mb (29.53 in) | SW 39 kph (SW 24.2 mph) | 0.00 mm (0.00 in) | 1 1/2SM |
| | KSTL 251636Z 23021G26KT 1 1/2SM R30R/4500VP6000FT -SN BKN010 OVC015 M04/M08 A2954 RMK AO2 PK WND 23027/1626 P0000 $ |
| 10:05 CST |  Obscured Light Snow | -4°C / 25°F | -8°C / 18°F | 74% | 1000 mb (29.53 in) | SW 22 kph (SW 13.8 mph) | 0.00 mm (0.00 in) | 1SM |
| | KSTL 251605Z 23012G21KT 1SM R30R/3500V6000FT -SN VV014 M04/M08 A2952 RMK AO2 P0000 $ |
| 09:56 CST |  Overcast Light Snow | -4°C / 25°F | -8°C / 18°F | 74% | 1000 mb (29.53 in) | SW 32 kph (SW 19.6 mph) | 0.00 mm (0.00 in) | 1SM |
| | KSTL 251556Z 23017G27KT 1SM R30R/4000VP6000FT -SN BKN016 OVC024 M04/M08 A2952 RMK AO2 P0000 $ |
| 09:51 CST |  Overcast Light Snow | -4°C / 25°F | -8°C / 18°F | 74% | 999 mb (29.5 in) | SW 39 kph (SW 24.2 mph) | 0.00 mm (0.00 in) | 1 1/2SM |
| | KSTL 251551Z 23021G27KT 1 1/2SM R30R/4000VP6000FT -SN BKN018 OVC026 M04/M08 A2951 RMK AO2 PK WND 24028/1458 SFC VIS 1 3/4 SLP000 P0000 T10441078 $ |
| 09:30 CST |  Overcast Light Snow | -4°C / 25°F | -8°C / 18°F | 74% | 999 mb (29.5 in) | SW 30 kph (SW 18.4 mph) | 0.00 mm (0.00 in) | 1 1/2SM |
| | KSTL 251530Z 23016G23KT 1 1/2SM -SN BKN025 OVC031 M04/M08 A2949 RMK AO2 PK WND 24028/1458 SFC VIS 1 3/4 P0000 $ |
| 09:18 CST |  Overcast Light Snow | -3°C / 27°F | -8°C / 18°F | 69% | 998 mb (29.47 in) | SSW 24 kph (SSW 15 mph) | 0.00 mm (0.00 in) | 2 1/2SM |
| | KSTL 251518Z 24013G23KT 2 1/2SM -SN OVC027 M03/M08 A2948 RMK AO2 PK WND 24028/1458 P0000 $ |
| 09:09 CST |  Overcast Light Snow | -3°C / 27°F | -8°C / 18°F | 69% | 998 mb (29.47 in) | SSW 28 kph (SSW 17.3 mph) | 0.00 mm (0.00 in) | 4SM |
| | KSTL 251509Z 24015G27KT 4SM -SN OVC027 M03/M08 A2948 RMK AO2 PK WND 24028/1458 P0000 $ |
| 08:51 CST |  Overcast Light Snow | -3°C / 27°F | -8°C / 18°F | 69% | 998 mb (29.47 in) | SSW 35 kph (SSW 21.9 mph) | 0.00 mm (0.00 in) | 6SM |
| | KSTL 251451Z 25019G26KT 6SM -SN OVC023 M03/M08 A2946 RMK AO2 PK WND 23032/1407 SNB19 SLP982 P0000 60000 T10281083 51060 $ |
| 07:51 CST |  Overcast | -1°C / 30°F | -5°C / 23°F | 75% | 996 mb (29.41 in) | SSW 33 kph (SSW 20.7 mph) | - | 10SM |
| | KSTL 251351Z 24018G25KT 10SM BKN019 OVC043 M01/M05 A2940 RMK AO2 PK WND 24026/1257 SLP960 T10111050 $ |
| 07:16 CST |  Overcast | 0°C / 32°F | -3°C / 27°F | 80% | 995 mb (29.38 in) | SW 33 kph (SW 20.7 mph) | - | 10SM |
| | KSTL 251316Z 23018G23KT 10SM BKN016 OVC021 00/M03 A2938 RMK AO2 PK WND 24026/1257 $ |
| 06:51 CST |  Overcast | 1°C / 34°F | -2°C / 28°F | 81% | 994 mb (29.35 in) | SSW 43 kph (SSW 26.5 mph) | 0.00 mm (0.00 in) | 10SM |
| | KSTL 251251Z 24023G28KT 10SM OVC014 01/M02 A2935 RMK AO2 PK WND 24028/1250 DZE1155 SLP943 P0000 T00111017 $ |
| 06:19 CST |  Overcast | 2°C / 36°F | -1°C / 30°F | 81% | 993 mb (29.32 in) | SSW 28 kph (SSW 17.3 mph) | 0.00 mm (0.00 in) | 10SM |
| | KSTL 251219Z 24015G26KT 10SM BKN014 OVC075 02/M01 A2933 RMK AO2 PK WND 22026/1210 DZE1155 P0000 $ |
| 05:51 CST |  Overcast Drizzle | 3°C / 37°F | 1°C / 34°F | 87% | 992 mb (29.29 in) | SSW 20 kph (SSW 12.7 mph) | 0.76 mm (0.03 in) | 10SM |
| | KSTL 251151Z 25011G22KT 10SM -DZ BKN017 BKN034 OVC041 03/01 A2928 RMK AO2 PK WND 23030/1119 WSHFT 1111 RAE45DZB45PLB24E25SNB25E45 SLP918 FROPA P0003 60006 70100 T00330011 10111 20033 53013 $ |
| 05:46 CST |  Overcast Drizzle | 3°C / 37°F | 1°C / 34°F | 87% | 992 mb (29.29 in) | SSW 22 kph (SSW 13.8 mph) | 0.76 mm (0.03 in) | 9SM |
| | KSTL 251146Z 24012G23KT 9SM -DZ BKN017 BKN034 OVC041 03/01 A2928 RMK AO2 PK WND 23030/1119 WSHFT 1111 RAE45DZB45PLB24E25SNB25E45 FROPA P0003 $ |
| 05:33 CST |  Overcast Fog And Mist | 3°C / 37°F | 1°C / 34°F | 87% | 992 mb (29.29 in) | SSW 32 kph (SSW 19.6 mph) | 0.51 mm (0.02 in) | 5SM |
| | KSTL 251133Z 24017G25KT 5SM -RASN BR FEW015 BKN022 OVC035 03/01 A2928 RMK AO2 PK WND 23030/1119 WSHFT 1111 PLB24E25SNB25 P0002 $ |
| 05:25 CST |  Overcast Fog And Mist | 3°C / 37°F | 1°C / 34°F | 87% | 991 mb (29.26 in) | SSW 37 kph (SSW 23 mph) | 0.25 mm (0.01 in) | 3SM |
| | KSTL 251125Z 24020G30KT 3SM RASN BR SCT015 BKN022 OVC044 03/01 A2927 RMK AO2 PK WND 23030/1119 WSHFT 1111 PLB24E25SNB25 P0001 $ |
| 05:06 CST |  Overcast Light Rain | 7°C / 45°F | 3°C / 37°F | 76% | 990 mb (29.23 in) | S 26 kph (S 16.1 mph) | 0.00 mm (0.00 in) | 7SM |
| | KSTL 251106Z 18014G25KT 7SM -RA FEW018 BKN029 OVC075 07/03 A2924 RMK AO2 PK WND 17027/1056 P0000 |
| 04:51 CST |  Overcast Light Rain | 7°C / 45°F | 4°C / 39°F | 81% | 990 mb (29.23 in) | S 28 kph (S 17.3 mph) | 0.00 mm (0.00 in) | 8SM |
| | KSTL 251051Z 18015G25KT 8SM -RA SCT027 BKN033 OVC044 07/04 A2924 RMK AO2 RAB07 SLP902 P0000 T00720039 |
| 03:51 CST |  Overcast | 8°C / 46°F | 4°C / 39°F | 76% | 990 mb (29.23 in) | S 28 kph (S 17.3 mph) | - | 10SM |
| | KSTL 250951Z 17015KT 10SM FEW024 BKN036 BKN100 OVC150 08/04 A2923 RMK AO2 SLP899 T00830039 |
| 02:51 CST |  Overcast | 9°C / 48°F | 6°C / 43°F | 82% | 990 mb (29.23 in) | SSE 26 kph (SSE 16.1 mph) | 0.00 mm (0.00 in) | 10SM |
| | KSTL 250851Z 16014G29KT 10SM SCT022 BKN100 OVC150 09/06 A2924 RMK AO2 PK WND 17029/0844 RAE12 SLP902 P0000 60003 T00890056 55007 |
| 01:51 CST |  Overcast Light Rain | 11°C / 52°F | 7°C / 45°F | 77% | 990 mb (29.23 in) | S 20 kph (S 12.7 mph) | 0.51 mm (0.02 in) | 10SM |
| | KSTL 250751Z 17011KT 10SM -RA FEW016 SCT050 BKN065 OVC150 11/07 A2923 RMK AO2 PK WND 17032/0708 DZB44E48 SLP900 P0002 T01060067 |
| 01:26 CST |  Overcast Light Rain | 11°C / 52°F | 8°C / 46°F | 82% | 991 mb (29.26 in) | S 26 kph (S 16.1 mph) | 0.51 mm (0.02 in) | 9SM |
| | KSTL 250726Z 17014G22KT 9SM -RA FEW012 BKN050 OVC065 11/08 A2925 RMK AO2 PK WND 17032/0708 P0002 |
| 01:12 CST |  Overcast Light Rain | 11°C / 52°F | 8°C / 46°F | 82% | 991 mb (29.26 in) | SSE 39 kph (SSE 24.2 mph) | 0.25 mm (0.01 in) | 6SM |
| | KSTL 250712Z 16021G32KT 6SM -RA BKN012 OVC033 11/08 A2925 RMK AO2 PK WND 17032/0708 PRESRR P0001 |
| 01:05 CST |  Overcast Light Rain | 11°C / 52°F | 9°C / 48°F | 88% | 990 mb (29.23 in) | SSE 28 kph (SSE 17.3 mph) | 0.25 mm (0.01 in) | 4SM |
| | KSTL 250705Z 16015G24KT 4SM -RA BR BKN012 OVC019 11/09 A2924 RMK AO2 P0001 |
| 00:51 CST |  Overcast Light Rain | 11°C / 52°F | 9°C / 48°F | 88% | 990 mb (29.23 in) | SE 35 kph (SE 21.9 mph) | 0.25 mm (0.01 in) | 5SM |
| | KSTL 250651Z 12019KT 5SM -RA BR OVC014 11/09 A2923 RMK AO2 DZE07RAB07 SLP899 P0001 T01110094 |
| 00:16 CST |  Overcast Light Rain | 11°C / 52°F | 9°C / 48°F | 88% | 990 mb (29.23 in) | SE 33 kph (SE 20.7 mph) | 0.00 mm (0.00 in) | 3SM |
| | KSTL 250616Z 12018KT 3SM -RA BR BKN014 OVC018 11/09 A2924 RMK AO2 DZE07RAB07 P0000 |