| 18:55 CST |  Overcast | 0°C / 32°F | 0°C / 32°F | 100% | 1009 mb (29.8 in) | NW 13 kph (NW 8.1 mph) | - | 8SM |
| | KCNK 240055Z AUTO 32007KT 8SM OVC003 00/00 A2981 RMK AO2 SLP105 T00000000 |
| 17:55 CST |  Overcast Fog And Mist | 0°C / 32°F | 0°C / 32°F | 100% | 1009 mb (29.8 in) | NNW 9 kph (NNW 5.8 mph) | - | 5SM |
| | KCNK 232355Z AUTO 33005KT 5SM BR OVC003 00/00 A2980 RMK AO2 SLP102 T00000000 10000 20000 53007 |
| 17:23 CST |  Overcast Fog And Mist | 0°C / 32°F | 0°C / 32°F | 100% | 1008 mb (29.77 in) | NNW 9 kph (NNW 5.8 mph) | - | 4SM |
| | KCNK 232323Z AUTO 34005KT 4SM BR OVC003 00/00 A2978 RMK AO2 |
| 16:55 CST |  Overcast Fog And Mist | 0°C / 32°F | 0°C / 32°F | 100% | 1008 mb (29.77 in) | N 11 kph (N 6.9 mph) | - | 2SM |
| | KCNK 232255Z AUTO 36006KT 2SM BR OVC003 00/00 A2978 RMK AO2 CIG 002V006 SLP097 T00000000 |
| 16:19 CST |  Overcast Fog And Mist | 0°C / 32°F | 0°C / 32°F | 100% | 1008 mb (29.77 in) | N 9 kph (N 5.8 mph) | - | 1 3/4SM |
| | KCNK 232219Z AUTO 36005KT 1 3/4SM BR OVC003 00/00 A2978 RMK AO2 CIG 002V006 |
| 15:55 CST |  Overcast Fog And Mist | 0°C / 32°F | 0°C / 32°F | 100% | 1008 mb (29.77 in) | NNE 11 kph (NNE 6.9 mph) | - | 2 1/2SM |
| | KCNK 232155Z AUTO 02006KT 2 1/2SM BR OVC003 00/00 A2978 RMK AO2 SLP094 T00000000 |
| 14:55 CST |  Overcast | 0°C / 32°F | 0°C / 32°F | 100% | 1007 mb (29.74 in) | NNE 17 kph (NNE 10.4 mph) | - | 9SM |
| | KCNK 232055Z AUTO 02009KT 9SM OVC003 00/00 A2974 RMK AO2 SLP083 T00000000 56015 |
| 13:55 CST |  Overcast Fog And Mist | 0°C / 32°F | 0°C / 32°F | 100% | 1007 mb (29.74 in) | NNE 15 kph (NNE 9.2 mph) | - | 3SM |
| | KCNK 231955Z AUTO 02008KT 3SM BR OVC003 00/00 A2974 RMK AO2 SLP083 T00000000 |
| 13:38 CST |  Overcast Fog And Mist | 0°C / 32°F | 0°C / 32°F | 100% | 1007 mb (29.74 in) | N 13 kph (N 8.1 mph) | - | 2SM |
| | KCNK 231938Z AUTO 36007KT 2SM BR OVC003 00/00 A2975 RMK AO2 |
| 13:27 CST |  Overcast Fog And Mist | 0°C / 32°F | 0°C / 32°F | 100% | 1007 mb (29.74 in) | N 15 kph (N 9.2 mph) | - | 1 3/4SM |
| | KCNK 231927Z AUTO 01008KT 1 3/4SM BR OVC003 00/00 A2975 RMK AO2 |
| 13:18 CST |  Overcast Fog And Mist | 0°C / 32°F | 0°C / 32°F | 100% | 1008 mb (29.77 in) | N 13 kph (N 8.1 mph) | - | 1 1/2SM |
| | KCNK 231918Z AUTO 01007KT 1 1/2SM BR OVC003 00/00 A2976 RMK AO2 |
| 13:06 CST |  Overcast Fog And Mist | 0°C / 32°F | 0°C / 32°F | 100% | 1008 mb (29.77 in) | NNE 13 kph (NNE 8.1 mph) | - | 1 3/4SM |
| | KCNK 231906Z AUTO 02007KT 1 3/4SM BR OVC003 00/00 A2976 RMK AO2 |
| 12:55 CST |  Overcast Fog And Mist | 0°C / 32°F | 0°C / 32°F | 100% | 1008 mb (29.77 in) | NNE 13 kph (NNE 8.1 mph) | - | 1 1/2SM |
| | KCNK 231855Z AUTO 02007KT 1 1/2SM BR OVC003 00/00 A2976 RMK AO2 SLP091 T00000000 |
| 11:55 CST |  Overcast Fog And Mist | 0°C / 32°F | 0°C / 32°F | 100% | 1009 mb (29.8 in) | NE 13 kph (NE 8.1 mph) | - | 1 1/2SM |
| | KCNK 231755Z AUTO 04007KT 1 1/2SM BR OVC003 00/00 A2979 RMK AO2 SLP100 60020 T00000000 10000 21006 58008 |
| 11:31 CST |  Overcast Fog And Mist | 0°C / 32°F | 0°C / 32°F | 100% | 1009 mb (29.8 in) | NE 11 kph (NE 6.9 mph) | - | 1 1/2SM |
| | KCNK 231731Z AUTO 04006KT 1 1/2SM BR OVC003 00/00 A2979 RMK AO2 |
| 11:09 CST |  Overcast Fog And Mist | 0°C / 32°F | 0°C / 32°F | 100% | 1009 mb (29.8 in) | NE 15 kph (NE 9.2 mph) | - | 1 3/4SM |
| | KCNK 231709Z AUTO 04008KT 1 3/4SM BR OVC003 00/00 A2980 RMK AO2 |
| 10:55 CST |  Overcast Fog And Mist | 0°C / 32°F | 0°C / 32°F | 100% | 1009 mb (29.8 in) | NE 15 kph (NE 9.2 mph) | - | 2SM |
| | KCNK 231655Z AUTO 03008KT 2SM BR OVC003 00/00 A2981 RMK AO2 SLP106 T00000000 |
| 10:44 CST |  Overcast Fog And Mist | 0°C / 32°F | 0°C / 32°F | 100% | 1009 mb (29.8 in) | NE 15 kph (NE 9.2 mph) | - | 2SM |
| | KCNK 231644Z AUTO 03008KT 2SM BR OVC003 00/00 A2981 RMK AO2 CIG 002V007 |
| 10:33 CST |  Overcast Fog And Mist | 0°C / 32°F | 0°C / 32°F | 100% | 1009 mb (29.8 in) | NE 13 kph (NE 8.1 mph) | - | 1 3/4SM |
| | KCNK 231633Z AUTO 04007KT 1 3/4SM BR OVC003 00/00 A2981 RMK AO2 CIG 002V008 |
| 10:14 CST |  Overcast Fog And Mist | 0°C / 32°F | 0°C / 32°F | 100% | 1009 mb (29.8 in) | NE 13 kph (NE 8.1 mph) | - | 1 1/2SM |
| | KCNK 231614Z AUTO 04007KT 1 1/2SM BR OVC005 00/00 A2981 RMK AO2 CIG 002V008 |
| 10:05 CST |  Overcast Fog And Mist | 0°C / 32°F | 0°C / 32°F | 100% | 1010 mb (29.83 in) | NE 13 kph (NE 8.1 mph) | - | 1 3/4SM |
| | KCNK 231605Z AUTO 04007KT 1 3/4SM BR OVC005 00/00 A2982 RMK AO2 CIG 003V008 |
| 09:55 CST |  Overcast Fog And Mist | 0°C / 32°F | 0°C / 32°F | 100% | 1010 mb (29.83 in) | NE 11 kph (NE 6.9 mph) | 0.25 mm (0.01 in) | 2SM |
| | KCNK 231555Z AUTO 05006KT 2SM BR OVC005 00/00 A2982 RMK AO2 UPE19 CIG 004V008 SLP109 P0001 T00000000 |
| 09:22 CST |  Overcast | 0°C / 32°F | 0°C / 32°F | 100% | 1009 mb (29.8 in) | NE 15 kph (NE 9.2 mph) | 0.25 mm (0.01 in) | 10SM |
| | KCNK 231522Z AUTO 04008KT 10SM OVC005 00/00 A2981 RMK AO2 UPE19 CIG 004V010 P0001 |
| 09:15 CST |  Overcast Unknown Precip | 0°C / 32°F | 0°C / 32°F | 100% | 1010 mb (29.83 in) | NE 13 kph (NE 8.1 mph) | 0.25 mm (0.01 in) | 8SM |
| | KCNK 231515Z AUTO 04007KT 8SM UP OVC007 00/00 A2982 RMK AO2 CIG 004V010 P0001 |
| 08:55 CST |  Overcast Unknown Precip | 0°C / 32°F | 0°C / 32°F | 100% | 1009 mb (29.8 in) | NE 19 kph (NE 11.5 mph) | 1.78 mm (0.07 in) | 4SM |
| | KCNK 231455Z AUTO 03010KT 4SM UP BR OVC005 00/00 A2981 RMK AO2 UPB45FZRAE45 CIG 004V010 SLP109 P0007 60019 T00000000 50001 |
| 08:51 CST |  Overcast Unknown Precip | 0°C / 32°F | 0°C / 32°F | 100% | 1010 mb (29.83 in) | NE 15 kph (NE 9.2 mph) | 1.78 mm (0.07 in) | 4SM |
| | KCNK 231451Z AUTO 03008KT 4SM UP BR OVC005 00/00 A2982 RMK AO2 UPB45FZRAE45 CIG 004V010 P0007 |
| 08:30 CST |  Overcast Freezing Rain | 0°C / 32°F | 0°C / 32°F | 100% | 1010 mb (29.83 in) | NE 13 kph (NE 8.1 mph) | 0.76 mm (0.03 in) | 4SM |
| | KCNK 231430Z AUTO 05007KT 4SM FZRA BR OVC005 00/00 A2982 RMK AO2 CIG 004V010 P0003 |
| 07:55 CST |  Overcast Light Freezing Rain | 0°C / 32°F | 0°C / 32°F | 100% | 1009 mb (29.8 in) | NE 17 kph (NE 10.4 mph) | 1.52 mm (0.06 in) | 5SM |
| | KCNK 231355Z AUTO 03009KT 5SM -FZRA BR OVC007 00/00 A2981 RMK AO2 CIG 005V011 SLP107 P0006 T00000000 |
| 07:47 CST |  Overcast Light Freezing Rain | 0°C / 32°F | 0°C / 32°F | 100% | 1009 mb (29.8 in) | NE 19 kph (NE 11.5 mph) | 1.27 mm (0.05 in) | 6SM |
| | KCNK 231347Z AUTO 04010KT 6SM -FZRA BR OVC007 00/00 A2981 RMK AO2 CIG 005V011 P0005 |
| 07:17 CST |  Overcast Light Freezing Rain | 0°C / 32°F | 0°C / 32°F | 100% | 1009 mb (29.8 in) | NE 15 kph (NE 9.2 mph) | 0.76 mm (0.03 in) | 7SM |
| | KCNK 231317Z AUTO 04008KT 7SM -FZRA BKN005 OVC009 00/00 A2981 RMK AO2 P0003 |
| 07:06 CST |  Overcast Freezing Rain | 0°C / 32°F | 0°C / 32°F | 100% | 1010 mb (29.83 in) | NE 17 kph (NE 10.4 mph) | 0.51 mm (0.02 in) | 5SM |
| | KCNK 231306Z AUTO 04009KT 5SM FZRA BR OVC005 00/00 A2982 RMK AO2 CIG 004V009 P0002 |
| 06:55 CST |  Overcast Light Freezing Rain | 0°C / 32°F | 0°C / 32°F | 100% | 1009 mb (29.8 in) | NE 13 kph (NE 8.1 mph) | 1.52 mm (0.06 in) | 5SM |
| | KCNK 231255Z AUTO 03007KT 5SM -FZRA BR OVC005 00/00 A2981 RMK AO2 UPB11E37FZRAE11B37 CIG 004V009 SLP107 P0006 T00000000 |
| 06:43 CST |  Overcast Light Freezing Rain | 0°C / 32°F | 0°C / 32°F | 100% | 1009 mb (29.8 in) | NE 17 kph (NE 10.4 mph) | 1.52 mm (0.06 in) | 6SM |
| | KCNK 231243Z AUTO 03009KT 6SM -FZRA BR OVC005 00/00 A2981 RMK AO2 UPB11E37FZRAE11B37 CIG 004V008 P0006 |
| 06:17 CST |  Overcast Unknown Precip | 0°C / 32°F | 0°C / 32°F | 100% | 1009 mb (29.8 in) | NE 15 kph (NE 9.2 mph) | 0.51 mm (0.02 in) | 5SM |
| | KCNK 231217Z AUTO 05008KT 5SM UP BR OVC005 00/00 A2981 RMK AO2 UPB11FZRAE11 CIG 004V009 P0002 |
| 05:55 CST |  Overcast Light Freezing Rain | -1°C / 30°F | -1°C / 30°F | 100% | 1009 mb (29.8 in) | NE 20 kph (NE 12.7 mph) | 1.78 mm (0.07 in) | 6SM |
| | KCNK 231155Z AUTO 05011KT 6SM -FZRA BR OVC005 M01/M01 A2980 RMK AO2 SLP102 P0007 60020 70020 T10061006 11006 21011 56012 |
| 05:15 CST |  Overcast Light Freezing Rain | -1°C / 30°F | -1°C / 30°F | 100% | 1009 mb (29.8 in) | NE 17 kph (NE 10.4 mph) | 1.27 mm (0.05 in) | 6SM |
| | KCNK 231115Z AUTO 05009KT 6SM -FZRA BR BKN005 OVC008 M01/M01 A2980 RMK AO2 P0005 |
| 05:06 CST |  Overcast Freezing Rain | -1°C / 30°F | -1°C / 30°F | 100% | 1009 mb (29.8 in) | NE 22 kph (NE 13.8 mph) | 1.02 mm (0.04 in) | 3SM |
| | KCNK 231106Z AUTO 05012G20KT 3SM FZRA BR OVC005 M01/M01 A2980 RMK AO2 CIG 003V008 P0004 |
| 04:55 CST |  Overcast Freezing Rain | -1°C / 30°F | -1°C / 30°F | 100% | 1009 mb (29.8 in) | NE 26 kph (NE 16.1 mph) | 3.05 mm (0.12 in) | 4SM |
| | KCNK 231055Z AUTO 04014KT 4SM FZRA BR OVC003 M01/M01 A2980 RMK AO2 UPE12FZRAB12 CIG 003V007 SLP102 P0012 T10061006 |
| 04:37 CST |  Overcast Freezing Rain | -1°C / 30°F | -1°C / 30°F | 100% | 1009 mb (29.8 in) | NE 22 kph (NE 13.8 mph) | 2.03 mm (0.08 in) | 4SM |
| | KCNK 231037Z AUTO 04012KT 4SM FZRA BR OVC003 M01/M01 A2980 RMK AO2 UPE12FZRAB12 P0008 |
| 04:18 CST |  Overcast Light Freezing Rain | -1°C / 30°F | -1°C / 30°F | 100% | 1010 mb (29.83 in) | NE 24 kph (NE 15 mph) | 1.27 mm (0.05 in) | 4SM |
| | KCNK 231018Z AUTO 05013KT 4SM -FZRA BR OVC003 M01/M01 A2982 RMK AO2 UPE12FZRAB12 CIG 002V006 P0005 |
| 04:05 CST |  Overcast Unknown Precip | -1°C / 30°F | -1°C / 30°F | 100% | 1010 mb (29.83 in) | NE 17 kph (NE 10.4 mph) | 0.51 mm (0.02 in) | 3SM |
| | KCNK 231005Z AUTO 05009KT 3SM UP BR OVC003 M01/M01 A2982 RMK AO2 P0002 |
| 03:55 CST |  Overcast Unknown Precip | -1°C / 30°F | -1°C / 30°F | 100% | 1010 mb (29.83 in) | NE 22 kph (NE 13.8 mph) | 0.25 mm (0.01 in) | 2 1/2SM |
| | KCNK 230955Z AUTO 04012G19KT 2 1/2SM UP BR OVC003 M01/M01 A2982 RMK AO2 UPB43 SLP110 P0001 T10061006 |
| 03:36 CST |  Overcast Fog And Mist | -1°C / 30°F | -1°C / 30°F | 100% | 1010 mb (29.83 in) | NE 20 kph (NE 12.7 mph) | - | 2SM |
| | KCNK 230936Z AUTO 04011G17KT 2SM BR OVC001 M01/M01 A2982 RMK AO2 |
| 03:23 CST |  Overcast Fog And Mist | -1°C / 30°F | -1°C / 30°F | 100% | 1010 mb (29.83 in) | NE 20 kph (NE 12.7 mph) | - | 1 3/4SM |
| | KCNK 230923Z AUTO 04011KT 1 3/4SM BR OVC001 M01/M01 A2982 RMK AO2 |
| 03:05 CST |  Overcast Fog And Mist | -1°C / 30°F | -1°C / 30°F | 100% | 1010 mb (29.83 in) | NE 22 kph (NE 13.8 mph) | - | 1SM |
| | KCNK 230905Z AUTO 05012KT 1SM BR OVC001 M01/M01 A2983 RMK AO2 |
| 02:55 CST |  Overcast Fog And Mist | -1°C / 30°F | -1°C / 30°F | 100% | 1010 mb (29.83 in) | NE 22 kph (NE 13.8 mph) | - | 3/4SM |
| | KCNK 230855Z AUTO 04012KT 3/4SM BR OVC001 M01/M01 A2983 RMK AO2 SLP114 T10061006 58011 |
| 01:55 CST |  Obscured Fog And Mist | -1°C / 30°F | -1°C / 30°F | 100% | 1011 mb (29.85 in) | NE 15 kph (NE 9.2 mph) | - | 3/4SM |
| | KCNK 230755Z AUTO 05008KT 3/4SM BR VV001 M01/M01 A2985 RMK AO2 SLP119 T10061006 |
| 01:40 CST |  Overcast Fog And Mist | -1°C / 30°F | -1°C / 30°F | 100% | 1011 mb (29.85 in) | NE 17 kph (NE 10.4 mph) | - | 3/4SM |
| | KCNK 230740Z AUTO 04009KT 3/4SM BR OVC001 M01/M01 A2985 RMK AO2 |
| 00:55 CST |  Overcast Fog And Mist | -1°C / 30°F | -1°C / 30°F | 100% | 1011 mb (29.85 in) | NE 22 kph (NE 13.8 mph) | - | 1 1/4SM |
| | KCNK 230655Z AUTO 05012KT 1 1/4SM BR OVC001 M01/M01 A2986 RMK AO2 SLP125 T10061006 |
| 00:52 CST |  Overcast Fog And Mist | -1°C / 30°F | -1°C / 30°F | 100% | 1012 mb (29.88 in) | NE 20 kph (NE 12.7 mph) | - | 1 1/4SM |
| | KCNK 230652Z AUTO 05011KT 1 1/4SM BR OVC001 M01/M01 A2987 RMK AO2 |
| 00:38 CST |  Overcast Fog And Mist | -1°C / 30°F | -1°C / 30°F | 100% | 1012 mb (29.88 in) | NE 24 kph (NE 15 mph) | - | 1 1/2SM |
| | KCNK 230638Z AUTO 05013KT 1 1/2SM BR OVC001 M01/M01 A2987 RMK AO2 |
| 00:28 CST |  Overcast Fog And Mist | -1°C / 30°F | -1°C / 30°F | 100% | 1012 mb (29.88 in) | NE 20 kph (NE 12.7 mph) | - | 1 3/4SM |
| | KCNK 230628Z AUTO 05011KT 1 3/4SM BR OVC001 M01/M01 A2987 RMK AO2 |