| 20:10 CST |  Clear | -5°C / 23°F | -12°C / 10°F | 58% | 1017 mb (30.03 in) | S 15 kph (S 9.2 mph) | - | 10SM |
| | KBIE 050210Z AUTO 19008KT 10SM CLR M05/M12 A3002 RMK AO2 T10551120 |
| 19:50 CST |  Clear | -5°C / 23°F | -12°C / 10°F | 58% | 1017 mb (30.03 in) | S 17 kph (S 10.4 mph) | - | 10SM |
| | KBIE 050150Z AUTO 19009KT 10SM CLR M05/M12 A3002 RMK AO2 T10551120 |
| 19:30 CST |  Clear | -5°C / 23°F | -12°C / 10°F | 58% | 1017 mb (30.03 in) | S 17 kph (S 10.4 mph) | - | 10SM |
| | KBIE 050130Z AUTO 19009KT 10SM CLR M05/M12 A3003 RMK AO2 T10521118 |
| 19:10 CST |  Clear | -6°C / 21°F | -12°C / 10°F | 63% | 1017 mb (30.03 in) | S 13 kph (S 8.1 mph) | - | 10SM |
| | KBIE 050110Z AUTO 18007KT 10SM CLR M06/M12 A3004 RMK AO2 T10561120 |
| 18:50 CST |  Clear | -6°C / 21°F | -12°C / 10°F | 63% | 1018 mb (30.06 in) | Calm | - | 10SM |
| | KBIE 050050Z AUTO 00000KT 10SM CLR M06/M12 A3005 RMK AO2 T10571120 |
| 18:30 CST |  Clear | -6°C / 21°F | -12°C / 10°F | 63% | 1018 mb (30.06 in) | S 13 kph (S 8.1 mph) | - | 10SM |
| | KBIE 050030Z AUTO 19007KT 10SM CLR M06/M12 A3005 RMK AO2 T10581120 |
| 18:10 CST |  Clear | -6°C / 21°F | -12°C / 10°F | 63% | 1018 mb (30.06 in) | SSE 11 kph (SSE 6.9 mph) | - | 10SM |
| | KBIE 050010Z AUTO 20006KT 10SM CLR M06/M12 A3005 RMK AO2 T10561121 |
| 17:50 CST |  Clear | -5°C / 23°F | -12°C / 10°F | 58% | 1018 mb (30.06 in) | Calm | - | 10SM |
| | KBIE 042350Z AUTO 00000KT 10SM CLR M05/M12 A3006 RMK AO2 T10511122 11011 21051 |
| 17:30 CST |  Clear | -4°C / 25°F | -12°C / 10°F | 54% | 1018 mb (30.06 in) | SW 13 kph (SW 8.1 mph) | - | 10SM |
| | KBIE 042330Z AUTO 21007KT 10SM CLR M04/M12 A3006 RMK AO2 T10401121 |
| 17:10 CST |  Clear | -3°C / 27°F | -12°C / 10°F | 50% | 1018 mb (30.06 in) | SSE 13 kph (SSE 8.1 mph) | - | 10SM |
| | KBIE 042310Z AUTO 20007KT 10SM CLR M03/M12 A3006 RMK AO2 T10311122 |
| 16:50 CST |  Clear | -2°C / 28°F | -12°C / 10°F | 47% | 1018 mb (30.06 in) | SSE 11 kph (SSE 6.9 mph) | - | 10SM |
| | KBIE 042250Z AUTO 20006KT 10SM CLR M02/M12 A3006 RMK AO2 T10221125 |
| 16:30 CST |  Clear | -2°C / 28°F | -12°C / 10°F | 47% | 1018 mb (30.06 in) | SW 11 kph (SW 6.9 mph) | - | 10SM |
| | KBIE 042230Z AUTO 23006KT 10SM CLR M02/M12 A3007 RMK AO2 T10161124 |
| 16:10 CST |  Clear | -1°C / 30°F | -12°C / 10°F | 43% | 1019 mb (30.09 in) | SSW 13 kph (SSW 8.1 mph) | - | 10SM |
| | KBIE 042210Z AUTO 24007KT 10SM CLR M01/M12 A3008 RMK AO2 T10131123 |
| 15:50 CST |  Clear | -1°C / 30°F | -12°C / 10°F | 43% | 1019 mb (30.09 in) | SW 15 kph (SW 9.2 mph) | - | 10SM |
| | KBIE 042150Z AUTO 23008KT 10SM CLR M01/M12 A3008 RMK AO2 T10121120 |
| 15:30 CST |  Clear | -1°C / 30°F | -12°C / 10°F | 43% | 1019 mb (30.09 in) | SW 17 kph (SW 10.4 mph) | - | 10SM |
| | KBIE 042130Z AUTO 23009G14KT 10SM CLR M01/M12 A3008 RMK AO2 T10121124 |
| 15:10 CST |  Clear | -2°C / 28°F | -12°C / 10°F | 47% | 1019 mb (30.09 in) | SSW 15 kph (SSW 9.2 mph) | - | 10SM |
| | KBIE 042110Z AUTO 25008KT 10SM CLR M02/M12 A3009 RMK AO2 T10161123 |
| 14:50 CST |  Mostly Cloudy | -2°C / 28°F | -12°C / 10°F | 47% | 1019 mb (30.09 in) | W 11 kph (W 6.9 mph) | - | 10SM |
| | KBIE 042050Z AUTO 27006KT 10SM BKN044 M02/M12 A3009 RMK AO2 T10191120 |
| 14:30 CST |  Overcast | -2°C / 28°F | -12°C / 10°F | 47% | 1019 mb (30.09 in) | W 15 kph (W 9.2 mph) | - | 10SM |
| | KBIE 042030Z AUTO 27008G15KT 10SM OVC042 M02/M12 A3010 RMK AO2 T10181120 |
| 14:10 CST |  Overcast | -2°C / 28°F | -12°C / 10°F | 47% | 1019 mb (30.09 in) | SSW 19 kph (SSW 11.5 mph) | - | 10SM |
| | KBIE 042010Z AUTO 25010KT 10SM OVC042 M02/M12 A3010 RMK AO2 T10181121 |
| 13:50 CST |  Overcast | -2°C / 28°F | -12°C / 10°F | 47% | 1020 mb (30.12 in) | SSW 19 kph (SSW 11.5 mph) | - | 10SM |
| | KBIE 041950Z AUTO 26010G16KT 10SM OVC042 M02/M12 A3011 RMK AO2 T10201124 |
| 13:30 CST |  Mostly Cloudy | -2°C / 28°F | -12°C / 10°F | 47% | 1020 mb (30.12 in) | SSW 17 kph (SSW 10.4 mph) | - | 10SM |
| | KBIE 041930Z AUTO 26009G14KT 10SM BKN040 M02/M12 A3012 RMK AO2 T10241124 |
| 13:10 CST |  Mostly Cloudy | -3°C / 27°F | -13°C / 9°F | 46% | 1020 mb (30.12 in) | SSW 19 kph (SSW 11.5 mph) | - | 10SM |
| | KBIE 041910Z AUTO 24010G15KT 10SM BKN038 M03/M13 A3013 RMK AO2 T10261128 |
| 12:50 CST |  Overcast | -2°C / 28°F | -12°C / 10°F | 47% | 1021 mb (30.15 in) | WNW 20 kph (WNW 12.7 mph) | - | 10SM |
| | KBIE 041850Z AUTO 29011KT 10SM OVC036 M02/M12 A3014 RMK AO2 T10231121 |
| 12:30 CST |  Overcast | -2°C / 28°F | -12°C / 10°F | 47% | 1021 mb (30.15 in) | SSW 20 kph (SSW 12.7 mph) | - | 10SM |
| | KBIE 041830Z AUTO 24011G16KT 10SM OVC034 M02/M12 A3015 RMK AO2 T10251119 |
| 12:10 CST |  Mostly Cloudy | -4°C / 25°F | -12°C / 10°F | 54% | 1021 mb (30.15 in) | WNW 17 kph (WNW 10.4 mph) | - | 10SM |
| | KBIE 041810Z AUTO 29009KT 250V310 10SM BKN034 M04/M12 A3016 RMK AO2 T10371116 |
| 11:50 CST |  Partly Cloudy | -4°C / 25°F | -12°C / 10°F | 54% | 1022 mb (30.18 in) | SSW 13 kph (SSW 8.1 mph) | - | 10SM |
| | KBIE 041750Z AUTO 26007KT 10SM SCT034 M04/M12 A3017 RMK AO2 T10371118 11036 21140 |
| 11:30 CST |  Partly Cloudy | -4°C / 25°F | -12°C / 10°F | 54% | 1022 mb (30.18 in) | SSW 9 kph (SSW 5.8 mph) | - | 10SM |
| | KBIE 041730Z AUTO 24005G08KT 10SM SCT035 M04/M12 A3019 RMK AO2 T10401125 |
| 11:10 CST |  Clear | -5°C / 23°F | -12°C / 10°F | 58% | 1023 mb (30.21 in) | SSW 17 kph (SSW 10.4 mph) | - | 10SM |
| | KBIE 041710Z AUTO 24009KT 10SM CLR M05/M12 A3020 RMK AO2 T10461121 |
| 10:50 CST |  Clear | -5°C / 23°F | -12°C / 10°F | 58% | 1023 mb (30.21 in) | SW 17 kph (SW 10.4 mph) | - | 10SM |
| | KBIE 041650Z AUTO 23009KT 10SM CLR M05/M12 A3021 RMK AO2 T10481119 |
| 10:30 CST |  Clear | -6°C / 21°F | -12°C / 10°F | 63% | 1023 mb (30.21 in) | SSW 7 kph (SSW 4.6 mph) | - | 10SM |
| | KBIE 041630Z AUTO 26004KT 10SM CLR M06/M12 A3022 RMK AO2 T10561120 |
| 10:10 CST |  Clear | -7°C / 19°F | -10°C / 14°F | 79% | 1023 mb (30.21 in) | SSW 7 kph (SSW 4.6 mph) | - | 10SM |
| | KBIE 041610Z AUTO 25004KT 10SM CLR M07/M10 A3022 RMK AO2 T10661105 |
| 09:50 CST |  Clear | -7°C / 19°F | -10°C / 14°F | 79% | 1024 mb (30.24 in) | W 9 kph (W 5.8 mph) | - | 10SM |
| | KBIE 041550Z AUTO 27005KT 10SM CLR M07/M10 A3023 RMK AO2 T10741105 |
| 09:30 CST |  Clear | -9°C / 16°F | -12°C / 10°F | 79% | 1024 mb (30.24 in) | Calm | - | 10SM |
| | KBIE 041530Z AUTO 00000KT 10SM CLR M09/M12 A3023 RMK AO2 T10901117 |
| 09:10 CST |  Clear | -10°C / 14°F | -12°C / 10°F | 85% | 1024 mb (30.24 in) | Calm | - | 10SM |
| | KBIE 041510Z AUTO 00000KT 10SM CLR M10/M12 A3023 RMK AO2 T10981125 |
| 08:50 CST |  Clear | -11°C / 12°F | -13°C / 9°F | 85% | 1024 mb (30.24 in) | Calm | - | 10SM |
| | KBIE 041450Z AUTO 00000KT 10SM CLR M11/M13 A3023 RMK AO2 T11081134 |
| 08:30 CST |  Clear | -12°C / 10°F | -14°C / 7°F | 85% | 1024 mb (30.24 in) | Calm | - | 10SM |
| | KBIE 041430Z AUTO 00000KT 10SM CLR M12/M14 A3023 RMK AO2 T11171141 |
| 08:10 CST |  Clear | -13°C / 9°F | -15°C / 5°F | 85% | 1024 mb (30.24 in) | Calm | - | 10SM |
| | KBIE 041410Z AUTO 00000KT 10SM CLR M13/M15 A3023 RMK AO2 T11291152 |
| 07:50 CST |  Partly Cloudy | -13°C / 9°F | -16°C / 3°F | 78% | 1024 mb (30.24 in) | Calm | - | 10SM |
| | KBIE 041350Z AUTO 00000KT 10SM SCT047 M13/M16 A3023 RMK AO2 T11351158 |
| 07:30 CST |  Mostly Cloudy | -13°C / 9°F | -16°C / 3°F | 78% | 1024 mb (30.24 in) | Calm | - | 10SM |
| | KBIE 041330Z AUTO 00000KT 10SM BKN047 M13/M16 A3023 RMK AO2 T11341156 |
| 07:10 CST |  Partly Cloudy | -14°C / 7°F | -16°C / 3°F | 85% | 1024 mb (30.24 in) | Calm | - | 10SM |
| | KBIE 041310Z AUTO 00000KT 10SM SCT047 M14/M16 A3023 RMK AO2 T11361158 |
| 06:50 CST |  Clear | -14°C / 7°F | -16°C / 3°F | 85% | 1024 mb (30.24 in) | Calm | - | 10SM |
| | KBIE 041250Z AUTO 00000KT 10SM CLR M14/M16 A3023 RMK AO2 T11381160 |
| 06:30 CST |  Clear | -14°C / 7°F | -16°C / 3°F | 85% | 1024 mb (30.24 in) | Calm | - | 10SM |
| | KBIE 041230Z AUTO 00000KT 10SM CLR M14/M16 A3023 RMK AO2 T11361159 |
| 06:10 CST |  Clear | -13°C / 9°F | -16°C / 3°F | 78% | 1024 mb (30.24 in) | Calm | - | 10SM |
| | KBIE 041210Z AUTO 00000KT 10SM CLR M13/M16 A3023 RMK AO2 T11351157 |
| 05:50 CST |  Clear | -13°C / 9°F | -16°C / 3°F | 78% | 1024 mb (30.24 in) | Calm | - | 10SM |
| | KBIE 041150Z AUTO 00000KT 10SM CLR M13/M16 A3024 RMK AO2 T11351158 11115 21135 |
| 05:30 CST |  Clear | -13°C / 9°F | -16°C / 3°F | 78% | 1024 mb (30.24 in) | Calm | - | 10SM |
| | KBIE 041130Z AUTO 00000KT 10SM CLR M13/M16 A3024 RMK AO2 T11321156 |
| 05:10 CST |  Clear | -13°C / 9°F | -15°C / 5°F | 85% | 1024 mb (30.24 in) | Calm | - | 10SM |
| | KBIE 041110Z AUTO 00000KT 10SM CLR M13/M15 A3024 RMK AO2 T11271151 |
| 04:50 CST |  Clear | -13°C / 9°F | -15°C / 5°F | 85% | 1024 mb (30.24 in) | Calm | - | 10SM |
| | KBIE 041050Z AUTO 00000KT 10SM CLR M13/M15 A3025 RMK AO2 T11301153 |
| 04:30 CST |  Clear | -13°C / 9°F | -15°C / 5°F | 85% | 1024 mb (30.24 in) | Calm | - | 10SM |
| | KBIE 041030Z AUTO 00000KT 10SM CLR M13/M15 A3025 RMK AO2 T11271152 |
| 04:10 CST |  Clear | -12°C / 10°F | -15°C / 5°F | 79% | 1024 mb (30.24 in) | Calm | - | 10SM |
| | KBIE 041010Z AUTO 00000KT 10SM CLR M12/M15 A3025 RMK AO2 T11231147 |
| 03:50 CST |  Partly Cloudy | -11°C / 12°F | -14°C / 7°F | 79% | 1024 mb (30.24 in) | Calm | - | 10SM |
| | KBIE 040950Z AUTO 00000KT 10SM SCT034 M11/M14 A3025 RMK AO2 T11151141 |
| 03:30 CST |  Mostly Cloudy | -12°C / 10°F | -14°C / 7°F | 85% | 1025 mb (30.27 in) | WNW 9 kph (WNW 5.8 mph) | - | 10SM |
| | KBIE 040930Z AUTO 29005KT 10SM BKN034 BKN065 BKN090 M12/M14 A3026 RMK AO2 T11201142 |
| 03:10 CST |  Clear | -12°C / 10°F | -15°C / 5°F | 79% | 1025 mb (30.27 in) | Calm | - | 10SM |
| | KBIE 040910Z AUTO 00000KT 10SM CLR M12/M15 A3027 RMK AO2 T11231149 |
| 02:50 CST |  Clear | -12°C / 10°F | -15°C / 5°F | 79% | 1025 mb (30.27 in) | Calm | - | 10SM |
| | KBIE 040850Z AUTO 00000KT 10SM CLR M12/M15 A3027 RMK AO2 T11251148 |
| 02:30 CST |  Clear | -12°C / 10°F | -15°C / 5°F | 79% | 1025 mb (30.27 in) | Calm | - | 10SM |
| | KBIE 040830Z AUTO 00000KT 10SM CLR M12/M15 A3027 RMK AO2 T11251149 |
| 02:10 CST |  Clear | -12°C / 10°F | -15°C / 5°F | 79% | 1025 mb (30.27 in) | Calm | - | 10SM |
| | KBIE 040810Z AUTO 00000KT 10SM CLR M12/M15 A3027 RMK AO2 T11231148 |
| 01:50 CST |  Clear | -12°C / 10°F | -15°C / 5°F | 79% | 1025 mb (30.27 in) | Calm | - | 10SM |
| | KBIE 040750Z AUTO 00000KT 10SM CLR M12/M15 A3027 RMK AO2 T11231148 |
| 01:30 CST |  Clear | -13°C / 9°F | -15°C / 5°F | 85% | 1025 mb (30.27 in) | Calm | - | 10SM |
| | KBIE 040730Z AUTO 00000KT 10SM CLR M13/M15 A3027 RMK AO2 T11311154 |
| 01:10 CST |  Clear | -13°C / 9°F | -15°C / 5°F | 85% | 1025 mb (30.27 in) | Calm | - | 10SM |
| | KBIE 040710Z AUTO 00000KT 10SM CLR M13/M15 A3026 RMK AO2 T11301153 |
| 00:50 CST |  Clear | -12°C / 10°F | -15°C / 5°F | 79% | 1025 mb (30.27 in) | Calm | - | 10SM |
| | KBIE 040650Z AUTO 00000KT 10SM CLR M12/M15 A3026 RMK AO2 T11231149 |
| 00:30 CST |  Clear | -12°C / 10°F | -15°C / 5°F | 79% | 1025 mb (30.27 in) | Calm | - | 10SM |
| | KBIE 040630Z AUTO 00000KT 10SM CLR M12/M15 A3027 RMK AO2 T11251150 |
| 00:10 CST |  Clear | -12°C / 10°F | -15°C / 5°F | 79% | 1025 mb (30.27 in) | Calm | - | 10SM |
| | KBIE 040610Z AUTO 00000KT 10SM CLR M12/M15 A3027 RMK AO2 T11221146 |