| 11:50 CST |  Overcast Fog And Mist | N/A | N/A | N/A | 1016 mb (30 in) | Calm | 0.51 mm (0.02 in) | 3/4SM |
| | KONL 221750Z AUTO 00000KT 3/4SM BR OVC003 A3000 RMK AO2 P0002 60002 |
| 11:30 CST |  Overcast Fog And Mist | N/A | N/A | N/A | 1016 mb (30 in) | NE 6 kph (NE 3.5 mph) | 0.51 mm (0.02 in) | 2SM |
| | KONL 221730Z AUTO 03003KT 2SM BR OVC003 A3000 RMK AO2 P0002 |
| 11:10 CST |  Overcast Fog And Mist | N/A | N/A | N/A | 1016 mb (30 in) | NNE 7 kph (NNE 4.6 mph) | 0.51 mm (0.02 in) | 1SM |
| | KONL 221710Z AUTO 02004KT 1SM BR OVC001 A3000 RMK AO2 LTG DSNT NW P0002 |
| 10:50 CST |  Overcast Fog And Mist | N/A | N/A | N/A | 1016 mb (30 in) | NE 6 kph (NE 3.5 mph) | - | 3/4SM |
| | KONL 221650Z AUTO 03003KT 3/4SM BR OVC001 A3000 RMK AO2 |
| 10:30 CST |  Overcast Fog | N/A | N/A | N/A | 1016 mb (30 in) | NE 7 kph (NE 4.6 mph) | - | 1/2SM |
| | KONL 221630Z AUTO 03004KT 1/2SM FG OVC001 A3000 RMK AO2 |
| 10:10 CST |  Overcast Fog | N/A | N/A | N/A | 1016 mb (30 in) | N 6 kph (N 3.5 mph) | - | 1/2SM |
| | KONL 221610Z AUTO 01003KT 1/2SM FG OVC001 A3000 RMK AO2 |
| 09:50 CST |  Overcast Fog | N/A | N/A | N/A | 1016 mb (30 in) | N 7 kph (N 4.6 mph) | - | 1/4SM |
| | KONL 221550Z AUTO 01004KT 1/4SM FG OVC001 A2999 RMK AO2 |
| 09:30 CST |  Overcast Fog | N/A | N/A | N/A | 1016 mb (30 in) | NNE 6 kph (NNE 3.5 mph) | - | 1/4SM |
| | KONL 221530Z AUTO 02003KT 1/4SM FG OVC001 A2999 RMK AO2 |
| 09:10 CST |  Overcast Fog | N/A | N/A | N/A | 1016 mb (30 in) | N 6 kph (N 3.5 mph) | - | 1/4SM |
| | KONL 221510Z AUTO 36003KT 1/4SM FG OVC001 A2999 RMK AO2 |
| 08:50 CST |  Overcast Fog | N/A | N/A | N/A | 1015 mb (29.97 in) | NNE 6 kph (NNE 3.5 mph) | - | 1/4SM |
| | KONL 221450Z AUTO 02003KT 1/4SM FG OVC001 A2998 RMK AO2 |
| 08:30 CST |  Overcast Fog | N/A | N/A | N/A | 1015 mb (29.97 in) | Calm | - | 1/4SM |
| | KONL 221430Z AUTO 00000KT 1/4SM FG OVC001 A2998 RMK AO2 |
| 08:10 CST |  Overcast Fog And Mist | N/A | N/A | N/A | 1015 mb (29.97 in) | NNE 11 kph (NNE 6.9 mph) | - | 3/4SM |
| | KONL 221410Z AUTO 02006KT 3/4SM BR OVC001 A2997 RMK AO2 |
| 07:50 CST |  Overcast Fog And Mist | -5°C / 23°F | -5°C / 23°F | 100% | 1015 mb (29.97 in) | N 7 kph (N 4.6 mph) | - | 1SM |
| | KONL 221350Z AUTO 01004KT 1SM BR OVC001 M05/M05 A2997 RMK AO2 T10481055 |
| 07:30 CST |  Overcast Fog And Mist | -5°C / 23°F | -5°C / 23°F | 100% | 1014 mb (29.94 in) | NE 11 kph (NE 6.9 mph) | - | 1SM |
| | KONL 221330Z AUTO 03006KT 1SM BR OVC001 M05/M05 A2995 RMK AO2 T10481055 |
| 07:10 CST |  Overcast Fog And Mist | -5°C / 23°F | -5°C / 23°F | 100% | 1015 mb (29.97 in) | N 11 kph (N 6.9 mph) | - | 1 3/4SM |
| | KONL 221310Z AUTO 01006KT 1 3/4SM BR OVC001 M05/M05 A2996 RMK AO2 T10471054 |
| 06:50 CST |  Overcast Fog And Mist | -5°C / 23°F | -5°C / 23°F | 100% | 1015 mb (29.97 in) | N 7 kph (N 4.6 mph) | - | 1 1/4SM |
| | KONL 221250Z AUTO 36004KT 1 1/4SM BR OVC001 M05/M05 A2996 RMK AO2 T10471054 |
| 06:30 CST |  Overcast Fog And Mist | -5°C / 23°F | -5°C / 23°F | 100% | 1015 mb (29.97 in) | N 13 kph (N 8.1 mph) | - | 1SM |
| | KONL 221230Z AUTO 36007KT 1SM BR OVC001 M05/M05 A2996 RMK AO2 T10471053 |
| 06:10 CST |  Overcast Fog And Mist | -5°C / 23°F | -5°C / 23°F | 100% | 1014 mb (29.94 in) | N 11 kph (N 6.9 mph) | - | 1 1/4SM |
| | KONL 221210Z AUTO 36006KT 1 1/4SM BR OVC001 M05/M05 A2995 RMK AO2 T10471053 |
| 05:50 CST |  Overcast Fog And Mist | -5°C / 23°F | -5°C / 23°F | 100% | 1014 mb (29.94 in) | N 13 kph (N 8.1 mph) | - | 3/4SM |
| | KONL 221150Z AUTO 36007KT 3/4SM BR OVC001 M05/M05 A2995 RMK AO2 T10461052 11032 21046 |
| 05:30 CST |  Overcast Fog And Mist | -4°C / 25°F | -5°C / 23°F | 93% | 1014 mb (29.94 in) | N 11 kph (N 6.9 mph) | - | 3/4SM |
| | KONL 221130Z AUTO 36006KT 3/4SM BR OVC001 M04/M05 A2995 RMK AO2 T10451051 |
| 05:10 CST |  Overcast Fog And Mist | -4°C / 25°F | -5°C / 23°F | 93% | 1014 mb (29.94 in) | NNW 9 kph (NNW 5.8 mph) | - | 3/4SM |
| | KONL 221110Z AUTO 34005KT 3/4SM BR OVC001 M04/M05 A2995 RMK AO2 T10451050 |
| 04:50 CST |  Overcast Fog And Mist | -4°C / 25°F | -5°C / 23°F | 93% | 1014 mb (29.94 in) | N 11 kph (N 6.9 mph) | - | 1SM |
| | KONL 221050Z AUTO 35006KT 1SM BR OVC001 M04/M05 A2994 RMK AO2 T10451051 |
| 04:30 CST |  Overcast Fog And Mist | -4°C / 25°F | -5°C / 23°F | 93% | 1014 mb (29.94 in) | N 13 kph (N 8.1 mph) | - | 1SM |
| | KONL 221030Z AUTO 35007KT 1SM BR OVC001 M04/M05 A2994 RMK AO2 T10451050 |
| 04:10 CST |  Overcast Fog And Mist | -4°C / 25°F | -5°C / 23°F | 93% | 1014 mb (29.94 in) | N 13 kph (N 8.1 mph) | - | 3/4SM |
| | KONL 221010Z AUTO 35007KT 3/4SM BR OVC001 M04/M05 A2993 RMK AO2 T10451050 |
| 03:50 CST |  Overcast Fog And Mist | -4°C / 25°F | -5°C / 23°F | 93% | 1014 mb (29.94 in) | N 15 kph (N 9.2 mph) | - | 3/4SM |
| | KONL 220950Z AUTO 36008KT 3/4SM BR OVC001 M04/M05 A2994 RMK AO2 T10451050 |
| 03:30 CST |  Overcast Fog And Mist | -4°C / 25°F | -5°C / 23°F | 93% | 1014 mb (29.94 in) | N 15 kph (N 9.2 mph) | - | 3/4SM |
| | KONL 220930Z AUTO 35008KT 3/4SM BR OVC001 M04/M05 A2995 RMK AO2 T10431048 |
| 03:10 CST |  Overcast Fog And Mist | -4°C / 25°F | -5°C / 23°F | 93% | 1014 mb (29.94 in) | N 15 kph (N 9.2 mph) | - | 1 1/4SM |
| | KONL 220910Z AUTO 35008KT 1 1/4SM BR OVC001 M04/M05 A2994 RMK AO2 T10411046 |
| 02:50 CST |  Overcast Fog And Mist | -4°C / 25°F | -5°C / 23°F | 93% | 1014 mb (29.94 in) | N 15 kph (N 9.2 mph) | - | 1 3/4SM |
| | KONL 220850Z AUTO 36008KT 1 3/4SM BR OVC001 M04/M05 A2994 RMK AO2 T10411046 |
| 02:30 CST |  Overcast Fog And Mist | -4°C / 25°F | -4°C / 25°F | 100% | 1014 mb (29.94 in) | NNW 19 kph (NNW 11.5 mph) | - | 1 1/2SM |
| | KONL 220830Z AUTO 34010KT 1 1/2SM BR OVC001 M04/M04 A2993 RMK AO2 T10401045 |
| 02:10 CST |  Overcast Fog And Mist | -4°C / 25°F | -4°C / 25°F | 100% | 1014 mb (29.94 in) | NNW 19 kph (NNW 11.5 mph) | - | 1 1/2SM |
| | KONL 220810Z AUTO 33010KT 1 1/2SM BR OVC001 M04/M04 A2993 RMK AO2 T10401045 |
| 01:50 CST |  Overcast Fog And Mist | -4°C / 25°F | -4°C / 25°F | 100% | 1014 mb (29.94 in) | NNW 19 kph (NNW 11.5 mph) | - | 1 1/2SM |
| | KONL 220750Z AUTO 33010KT 1 1/2SM BR OVC001 M04/M04 A2993 RMK AO2 T10401045 |
| 01:30 CST |  Overcast Fog And Mist | -4°C / 25°F | -4°C / 25°F | 100% | 1013 mb (29.91 in) | NNW 20 kph (NNW 12.7 mph) | - | 1 1/4SM |
| | KONL 220730Z AUTO 34011KT 1 1/4SM BR OVC001 M04/M04 A2992 RMK AO2 T10381043 |
| 01:10 CST |  Overcast Fog And Mist | -4°C / 25°F | -4°C / 25°F | 100% | 1013 mb (29.91 in) | NNW 19 kph (NNW 11.5 mph) | - | 1 1/2SM |
| | KONL 220710Z AUTO 34010KT 1 1/2SM BR OVC001 M04/M04 A2992 RMK AO2 T10371042 |
| 00:50 CST |  Overcast Fog And Mist | -4°C / 25°F | -4°C / 25°F | 100% | 1013 mb (29.91 in) | NNW 20 kph (NNW 12.7 mph) | - | 1 1/2SM |
| | KONL 220650Z AUTO 33011KT 1 1/2SM BR OVC001 M04/M04 A2992 RMK AO2 T10361040 |
| 00:30 CST |  Overcast Fog And Mist | -3°C / 27°F | -4°C / 25°F | 93% | 1014 mb (29.94 in) | NW 19 kph (NW 11.5 mph) | - | 1 1/2SM |
| | KONL 220630Z AUTO 32010KT 1 1/2SM BR OVC001 M03/M04 A2993 RMK AO2 T10351040 |
| 00:10 CST |  Overcast Fog And Mist | -3°C / 27°F | -4°C / 25°F | 93% | 1014 mb (29.94 in) | NNW 19 kph (NNW 11.5 mph) | - | 1 1/2SM |
| | KONL 220610Z AUTO 33010KT 1 1/2SM BR OVC001 M03/M04 A2993 RMK AO2 T10341037 |