| 08:15 CST |  Overcast | 4°C / 39°F | -3°C / 27°F | 61% | 1024 mb (30.24 in) | NNE 17 kph (NNE 10.4 mph) | - | 10SM |
| | KHEZ 041415Z AUTO 02009KT 10SM OVC090 04/M03 A3023 RMK AO1 |
| 07:55 CST |  Overcast | 4°C / 39°F | -3°C / 27°F | 61% | 1024 mb (30.24 in) | NE 13 kph (NE 8.1 mph) | - | 10SM |
| | KHEZ 041355Z AUTO 03007KT 10SM OVC090 04/M03 A3023 RMK AO1 |
| 07:35 CST |  Overcast | 3°C / 37°F | -2°C / 28°F | 70% | 1024 mb (30.24 in) | NNE 7 kph (NNE 4.6 mph) | - | 10SM |
| | KHEZ 041335Z AUTO 02004KT 10SM OVC090 03/M02 A3024 RMK AO1 |
| 07:15 CST |  Mostly Cloudy | 3°C / 37°F | -3°C / 27°F | 65% | 1024 mb (30.24 in) | NE 9 kph (NE 5.8 mph) | - | 10SM |
| | KHEZ 041315Z AUTO 03005KT 10SM BKN090 03/M03 A3023 RMK AO1 |
| 06:55 CST |  Mostly Cloudy | 3°C / 37°F | -3°C / 27°F | 65% | 1024 mb (30.24 in) | NNE 9 kph (NNE 5.8 mph) | - | 10SM |
| | KHEZ 041255Z AUTO 02005KT 10SM BKN090 03/M03 A3023 RMK AO1 |
| 06:35 CST |  Overcast | 3°C / 37°F | -2°C / 28°F | 70% | 1024 mb (30.24 in) | N 11 kph (N 6.9 mph) | - | 10SM |
| | KHEZ 041235Z AUTO 01006KT 10SM OVC090 03/M02 A3023 RMK AO1 |
| 06:15 CST |  Overcast | 4°C / 39°F | -2°C / 28°F | 65% | 1024 mb (30.24 in) | NE 9 kph (NE 5.8 mph) | - | 10SM |
| | KHEZ 041215Z AUTO 03005KT 10SM OVC090 04/M02 A3023 RMK AO1 |
| 05:55 CST |  Overcast | 4°C / 39°F | -2°C / 28°F | 65% | 1024 mb (30.24 in) | N 11 kph (N 6.9 mph) | - | 10SM |
| | KHEZ 041155Z AUTO 01006KT 10SM OVC090 04/M02 A3023 RMK AO1 10050 20030 52003 |
| 05:35 CST |  Overcast | 4°C / 39°F | -2°C / 28°F | 65% | 1024 mb (30.24 in) | N 9 kph (N 5.8 mph) | - | 10SM |
| | KHEZ 041135Z AUTO 01005KT 10SM OVC090 04/M02 A3024 RMK AO1 |
| 05:15 CST |  Overcast | 4°C / 39°F | -2°C / 28°F | 65% | 1024 mb (30.24 in) | N 11 kph (N 6.9 mph) | - | 10SM |
| | KHEZ 041115Z AUTO 01006KT 10SM OVC090 04/M02 A3023 RMK AO1 |
| 04:55 CST |  Overcast | 4°C / 39°F | -2°C / 28°F | 65% | 1024 mb (30.24 in) | N 9 kph (N 5.8 mph) | - | 10SM |
| | KHEZ 041055Z AUTO 01005KT 10SM OVC090 04/M02 A3023 RMK AO1 |
| 04:35 CST |  Overcast | 4°C / 39°F | -2°C / 28°F | 65% | 1024 mb (30.24 in) | N 7 kph (N 4.6 mph) | - | 10SM |
| | KHEZ 041035Z AUTO 01004KT 10SM OVC090 04/M02 A3023 RMK AO1 |
| 04:15 CST |  Overcast | 4°C / 39°F | -2°C / 28°F | 65% | 1023 mb (30.21 in) | NNE 11 kph (NNE 6.9 mph) | - | 10SM |
| | KHEZ 041015Z AUTO 02006KT 10SM OVC090 04/M02 A3022 RMK AO1 |
| 03:55 CST |  Overcast | 4°C / 39°F | -1°C / 30°F | 70% | 1023 mb (30.21 in) | N 9 kph (N 5.8 mph) | - | 10SM |
| | KHEZ 040955Z AUTO 01005KT 10SM OVC100 04/M01 A3022 RMK AO1 |
| 03:35 CST |  Overcast | 4°C / 39°F | -1°C / 30°F | 70% | 1023 mb (30.21 in) | NE 6 kph (NE 3.5 mph) | - | 10SM |
| | KHEZ 040935Z AUTO 03003KT 10SM OVC100 04/M01 A3022 RMK AO1 |
| 03:15 CST |  Mostly Cloudy | 4°C / 39°F | -1°C / 30°F | 70% | 1024 mb (30.24 in) | NNE 6 kph (NNE 3.5 mph) | - | 10SM |
| | KHEZ 040915Z AUTO 02003KT 10SM BKN100 04/M01 A3023 RMK AO1 |
| 02:55 CST |  Clear | 4°C / 39°F | -1°C / 30°F | 70% | 1023 mb (30.21 in) | NE 6 kph (NE 3.5 mph) | - | 10SM |
| | KHEZ 040855Z AUTO 03003KT 10SM CLR 04/M01 A3022 RMK AO1 54000 |
| 02:35 CST |  Clear | 4°C / 39°F | -1°C / 30°F | 70% | 1023 mb (30.21 in) | NE 7 kph (NE 4.6 mph) | - | 10SM |
| | KHEZ 040835Z AUTO 04004KT 10SM CLR 04/M01 A3021 RMK AO1 |
| 02:15 CST |  Clear | 4°C / 39°F | -1°C / 30°F | 70% | 1023 mb (30.21 in) | N 7 kph (N 4.6 mph) | - | 10SM |
| | KHEZ 040815Z AUTO 01004KT 10SM CLR 04/M01 A3021 RMK AO1 |
| 01:55 CST |  Partly Cloudy | 4°C / 39°F | -1°C / 30°F | 70% | 1023 mb (30.21 in) | N 6 kph (N 3.5 mph) | - | 10SM |
| | KHEZ 040755Z AUTO 01003KT 10SM FEW031 04/M01 A3021 RMK AO1 |
| 01:35 CST |  Mostly Cloudy | 4°C / 39°F | -1°C / 30°F | 70% | 1023 mb (30.21 in) | N 7 kph (N 4.6 mph) | - | 10SM |
| | KHEZ 040735Z AUTO 01004KT 10SM BKN031 04/M01 A3022 RMK AO1 |
| 01:15 CST |  Mostly Cloudy | 4°C / 39°F | -1°C / 30°F | 70% | 1023 mb (30.21 in) | N 9 kph (N 5.8 mph) | - | 10SM |
| | KHEZ 040715Z AUTO 36005KT 10SM BKN031 04/M01 A3022 RMK AO1 |
| 00:55 CST |  Partly Cloudy | 4°C / 39°F | -1°C / 30°F | 70% | 1023 mb (30.21 in) | N 9 kph (N 5.8 mph) | - | 10SM |
| | KHEZ 040655Z AUTO 36005KT 10SM FEW031 04/M01 A3022 RMK AO1 |
| 00:35 CST |  Clear | 4°C / 39°F | -1°C / 30°F | 70% | 1023 mb (30.21 in) | N 9 kph (N 5.8 mph) | - | 10SM |
| | KHEZ 040635Z AUTO 35005KT 10SM CLR 04/M01 A3022 RMK AO1 |
| 00:15 CST |  Partly Cloudy | 5°C / 41°F | -2°C / 28°F | 61% | 1023 mb (30.21 in) | N 9 kph (N 5.8 mph) | - | 10SM |
| | KHEZ 040615Z AUTO 35005KT 10SM FEW034 05/M02 A3022 RMK AO1 |