| 14:05 CST |  Clear | 4°C / 39°F | -9°C / 16°F | 39% | 1026 mb (30.3 in) | NNW 9 kph (NNW 5.8 mph) | - | 10SM |
| | KOSA 042005Z AUTO 34005KT 10SM CLR 04/M09 A3029 RMK AO1 T00401093 |
| 13:45 CST |  Clear | 4°C / 39°F | -9°C / 16°F | 39% | 1025 mb (30.27 in) | NW 9 kph (NW 5.8 mph) | - | 10SM |
| | KOSA 041945Z AUTO 31005KT 10SM CLR 04/M09 A3028 RMK AO1 T00411091 |
| 13:25 CST |  Clear | 4°C / 39°F | -8°C / 18°F | 42% | 1026 mb (30.3 in) | NW 13 kph (NW 8.1 mph) | - | 10SM |
| | KOSA 041925Z AUTO 32007KT 10SM CLR 04/M08 A3029 RMK AO1 T00411084 |
| 13:05 CST |  Clear | 4°C / 39°F | -9°C / 16°F | 39% | 1026 mb (30.3 in) | N 9 kph (N 5.8 mph) | - | 10SM |
| | KOSA 041905Z AUTO 36005KT 10SM CLR 04/M09 A3030 RMK AO1 T00391088 |
| 12:45 CST |  Clear | 4°C / 39°F | -9°C / 16°F | 39% | 1026 mb (30.3 in) | NNW 17 kph (NNW 10.4 mph) | - | 10SM |
| | KOSA 041845Z AUTO 34009KT 10SM CLR 04/M09 A3031 RMK AO1 T00361086 |
| 12:25 CST |  Clear | 4°C / 39°F | -8°C / 18°F | 42% | 1027 mb (30.33 in) | NW 15 kph (NW 9.2 mph) | - | 10SM |
| | KOSA 041825Z AUTO 32008KT 10SM CLR 04/M08 A3033 RMK AO1 T00371081 |
| 12:05 CST |  Clear | 3°C / 37°F | -8°C / 18°F | 45% | 1028 mb (30.36 in) | NNW 9 kph (NNW 5.8 mph) | - | 10SM |
| | KOSA 041805Z AUTO 34005KT 10SM CLR 03/M08 A3035 RMK AO1 T00341080 |
| 11:45 CST |  Clear | 3°C / 37°F | -8°C / 18°F | 45% | 1028 mb (30.36 in) | NNW 11 kph (NNW 6.9 mph) | - | 10SM |
| | KOSA 041745Z AUTO 33006KT 10SM CLR 03/M08 A3036 RMK AO1 T00321080 10032 20006 |
| 11:25 CST |  Clear | 3°C / 37°F | -7°C / 19°F | 48% | 1029 mb (30.39 in) | N 7 kph (N 4.6 mph) | - | 10SM |
| | KOSA 041725Z AUTO 01004KT 10SM CLR 03/M07 A3038 RMK AO1 T00311072 |
| 11:05 CST |  Clear | 3°C / 37°F | -8°C / 18°F | 45% | 1029 mb (30.39 in) | N 6 kph (N 3.5 mph) | - | 10SM |
| | KOSA 041705Z AUTO 36003KT 10SM CLR 03/M08 A3039 RMK AO1 T00261077 |
| 10:45 CST |  Clear | 2°C / 36°F | -8°C / 18°F | 48% | 1029 mb (30.39 in) | N 9 kph (N 5.8 mph) | - | 10SM |
| | KOSA 041645Z AUTO 36005KT 10SM CLR 02/M08 A3039 RMK AO1 T00221080 |
| 10:25 CST |  Clear | 2°C / 36°F | -7°C / 19°F | 52% | 1029 mb (30.39 in) | N 9 kph (N 5.8 mph) | - | 10SM |
| | KOSA 041625Z AUTO 36005KT 10SM CLR 02/M07 A3040 RMK AO1 T00221073 |
| 10:05 CST |  Clear | 2°C / 36°F | -7°C / 19°F | 52% | 1029 mb (30.39 in) | N 13 kph (N 8.1 mph) | - | 10SM |
| | KOSA 041605Z AUTO 35007KT 10SM CLR 02/M07 A3039 RMK AO1 T00221073 |
| 09:45 CST |  Clear | 2°C / 36°F | -8°C / 18°F | 48% | 1029 mb (30.39 in) | N 9 kph (N 5.8 mph) | - | 10SM |
| | KOSA 041545Z AUTO 36005KT 10SM CLR 02/M08 A3038 RMK AO1 T00211076 |
| 09:25 CST |  Clear | 2°C / 36°F | -7°C / 19°F | 52% | 1028 mb (30.36 in) | N 13 kph (N 8.1 mph) | - | 10SM |
| | KOSA 041525Z AUTO 35007KT 10SM CLR 02/M07 A3037 RMK AO1 T00201075 |
| 09:05 CST |  Clear | 2°C / 36°F | -7°C / 19°F | 52% | 1028 mb (30.36 in) | N 17 kph (N 10.4 mph) | - | 10SM |
| | KOSA 041505Z AUTO 35009KT 10SM CLR 02/M07 A3037 RMK AO1 T00201071 |
| 08:45 CST |  Clear | 2°C / 36°F | -7°C / 19°F | 52% | 1028 mb (30.36 in) | N 17 kph (N 10.4 mph) | - | 10SM |
| | KOSA 041445Z AUTO 35009KT 10SM CLR 02/M07 A3036 RMK AO1 T00161069 |
| 08:25 CST |  Clear | 1°C / 34°F | -7°C / 19°F | 56% | 1028 mb (30.36 in) | N 11 kph (N 6.9 mph) | - | 10SM |
| | KOSA 041425Z AUTO 35006KT 10SM CLR 01/M07 A3035 RMK AO1 T00111068 |
| 08:05 CST |  Clear | 1°C / 34°F | -6°C / 21°F | 60% | 1028 mb (30.36 in) | NNW 15 kph (NNW 9.2 mph) | - | 10SM |
| | KOSA 041405Z AUTO 34008KT 10SM CLR 01/M06 A3036 RMK AO1 T00081063 |
| 07:45 CST |  Partly Cloudy | 1°C / 34°F | -6°C / 21°F | 60% | 1028 mb (30.36 in) | NNW 15 kph (NNW 9.2 mph) | - | 10SM |
| | KOSA 041345Z AUTO 34008KT 10SM SCT080 SCT090 01/M06 A3036 RMK AO1 T00071059 |
| 07:25 CST |  Clear | 1°C / 34°F | -6°C / 21°F | 60% | 1028 mb (30.36 in) | NNW 15 kph (NNW 9.2 mph) | - | 10SM |
| | KOSA 041325Z AUTO 33008KT 10SM CLR 01/M06 A3035 RMK AO1 T00061063 |
| 07:05 CST |  Partly Cloudy | 1°C / 34°F | -6°C / 21°F | 60% | 1027 mb (30.33 in) | NNW 11 kph (NNW 6.9 mph) | - | 10SM |
| | KOSA 041305Z AUTO 33006KT 10SM SCT090 01/M06 A3034 RMK AO1 T00101063 |
| 06:45 CST |  Partly Cloudy | 1°C / 34°F | -6°C / 21°F | 60% | 1027 mb (30.33 in) | NNW 15 kph (NNW 9.2 mph) | - | 10SM |
| | KOSA 041245Z AUTO 33008KT 10SM SCT090 01/M06 A3034 RMK AO1 T00111061 |
| 06:25 CST |  Partly Cloudy | 1°C / 34°F | -6°C / 21°F | 60% | 1027 mb (30.33 in) | NNW 15 kph (NNW 9.2 mph) | - | 10SM |
| | KOSA 041225Z AUTO 34008KT 10SM SCT090 01/M06 A3034 RMK AO1 T00111064 |
| 06:05 CST |  Partly Cloudy | 1°C / 34°F | -6°C / 21°F | 60% | 1027 mb (30.33 in) | NNW 13 kph (NNW 8.1 mph) | - | 10SM |
| | KOSA 041205Z AUTO 33007KT 10SM SCT090 01/M06 A3033 RMK AO1 T00121062 |
| 05:45 CST |  Partly Cloudy | 1°C / 34°F | -6°C / 21°F | 60% | 1027 mb (30.33 in) | N 11 kph (N 6.9 mph) | - | 10SM |
| | KOSA 041145Z AUTO 35006KT 10SM SCT090 01/M06 A3033 RMK AO1 T00141063 10031 20013 |
| 05:25 CST |  Partly Cloudy | 2°C / 36°F | -6°C / 21°F | 56% | 1027 mb (30.33 in) | NW 15 kph (NW 9.2 mph) | - | 10SM |
| | KOSA 041125Z AUTO 32008KT 10SM SCT090 02/M06 A3033 RMK AO1 T00151058 |
| 05:05 CST |  Partly Cloudy | 2°C / 36°F | -6°C / 21°F | 56% | 1027 mb (30.33 in) | NNW 15 kph (NNW 9.2 mph) | - | 10SM |
| | KOSA 041105Z AUTO 34008KT 10SM SCT090 02/M06 A3033 RMK AO1 T00151061 |
| 04:45 CST |  Partly Cloudy | 2°C / 36°F | -6°C / 21°F | 56% | 1027 mb (30.33 in) | NW 9 kph (NW 5.8 mph) | - | 10SM |
| | KOSA 041045Z AUTO 32005KT 10SM SCT090 02/M06 A3033 RMK AO1 T00161061 |
| 04:25 CST |  Clear | 2°C / 36°F | -7°C / 19°F | 52% | 1027 mb (30.33 in) | NW 17 kph (NW 10.4 mph) | - | 10SM |
| | KOSA 041025Z AUTO 32009KT 10SM CLR 02/M07 A3033 RMK AO1 T00171068 |
| 04:05 CST |  Clear | 2°C / 36°F | -7°C / 19°F | 52% | 1027 mb (30.33 in) | NNW 11 kph (NNW 6.9 mph) | - | 10SM |
| | KOSA 041005Z AUTO 34006KT 10SM CLR 02/M07 A3033 RMK AO1 T00181072 |
| 03:45 CST |  Clear | 2°C / 36°F | -6°C / 21°F | 56% | 1027 mb (30.33 in) | NNW 9 kph (NNW 5.8 mph) | - | 10SM |
| | KOSA 040945Z AUTO 34005KT 10SM CLR 02/M06 A3033 RMK AO1 T00191065 |
| 03:25 CST |  Clear | 2°C / 36°F | -7°C / 19°F | 52% | 1027 mb (30.33 in) | NNW 11 kph (NNW 6.9 mph) | - | 10SM |
| | KOSA 040925Z AUTO 33006KT 10SM CLR 02/M07 A3033 RMK AO1 T00191066 |
| 03:05 CST |  Clear | 2°C / 36°F | -7°C / 19°F | 52% | 1027 mb (30.33 in) | NNW 15 kph (NNW 9.2 mph) | - | 10SM |
| | KOSA 040905Z AUTO 33008KT 10SM CLR 02/M07 A3033 RMK AO1 T00201066 |
| 02:45 CST |  Clear | 2°C / 36°F | -6°C / 21°F | 56% | 1027 mb (30.33 in) | NNW 15 kph (NNW 9.2 mph) | - | 10SM |
| | KOSA 040845Z AUTO 33008KT 10SM CLR 02/M06 A3033 RMK AO1 T00211065 |
| 02:25 CST |  Clear | 3°C / 37°F | -7°C / 19°F | 48% | 1027 mb (30.33 in) | NNW 17 kph (NNW 10.4 mph) | - | 10SM |
| | KOSA 040825Z AUTO 34009KT 10SM CLR 03/M07 A3033 RMK AO1 T00251067 |
| 02:05 CST |  Clear | 3°C / 37°F | -7°C / 19°F | 48% | 1027 mb (30.33 in) | NNW 13 kph (NNW 8.1 mph) | - | 10SM |
| | KOSA 040805Z AUTO 34007KT 10SM CLR 03/M07 A3032 RMK AO1 T00251066 |
| 01:45 CST |  Clear | 3°C / 37°F | -6°C / 21°F | 52% | 1027 mb (30.33 in) | NNW 13 kph (NNW 8.1 mph) | - | 10SM |
| | KOSA 040745Z AUTO 34007KT 10SM CLR 03/M06 A3032 RMK AO1 T00251063 |
| 01:25 CST |  Clear | 3°C / 37°F | -6°C / 21°F | 52% | 1027 mb (30.33 in) | NNW 15 kph (NNW 9.2 mph) | - | 10SM |
| | KOSA 040725Z AUTO 34008KT 10SM CLR 03/M06 A3032 RMK AO1 T00271063 |
| 01:05 CST |  Clear | 3°C / 37°F | -5°C / 23°F | 56% | 1027 mb (30.33 in) | NNW 17 kph (NNW 10.4 mph) | - | 10SM |
| | KOSA 040705Z AUTO 33009KT 10SM CLR 03/M05 A3032 RMK AO1 T00281053 |
| 00:45 CST |  Clear | 3°C / 37°F | -5°C / 23°F | 56% | 1026 mb (30.3 in) | NNW 17 kph (NNW 10.4 mph) | - | 10SM |
| | KOSA 040645Z AUTO 34009KT 10SM CLR 03/M05 A3031 RMK AO1 T00301054 |
| 00:25 CST |  Clear | 3°C / 37°F | -5°C / 23°F | 56% | 1027 mb (30.33 in) | NNW 15 kph (NNW 9.2 mph) | - | 10SM |
| | KOSA 040625Z AUTO 34008KT 10SM CLR 03/M05 A3032 RMK AO1 T00301050 |
| 00:05 CST |  Clear | 3°C / 37°F | -5°C / 23°F | 56% | 1027 mb (30.33 in) | NNW 17 kph (NNW 10.4 mph) | - | 10SM |
| | KOSA 040605Z AUTO 33009KT 10SM CLR 03/M05 A3032 RMK AO1 T00301050 |