| 20:55 CST |  Overcast | 7°C / 45°F | 2°C / 36°F | 71% | 1018 mb (30.06 in) | N 20 kph (N 12.7 mph) | - | 10SM |
| | KHYI 030255Z AUTO 35011KT 10SM OVC031 07/02 A3007 RMK AO1 52037 |
| 20:35 CST |  Overcast | 8°C / 46°F | 2°C / 36°F | 66% | 1018 mb (30.06 in) | N 24 kph (N 15 mph) | - | 10SM |
| | KHYI 030235Z AUTO 35013KT 10SM OVC031 08/02 A3006 RMK AO1 |
| 20:15 CST |  Overcast | 8°C / 46°F | 2°C / 36°F | 66% | 1018 mb (30.06 in) | N 26 kph (N 16.1 mph) | - | 10SM |
| | KHYI 030215Z AUTO 35014KT 10SM OVC031 08/02 A3005 RMK AO1 |
| 19:55 CST |  Overcast | 8°C / 46°F | 2°C / 36°F | 66% | 1017 mb (30.03 in) | NNW 22 kph (NNW 13.8 mph) | - | 10SM |
| | KHYI 030155Z AUTO 34012G18KT 10SM OVC031 08/02 A3004 RMK AO1 |
| 19:35 CST |  Overcast | 8°C / 46°F | 2°C / 36°F | 66% | 1017 mb (30.03 in) | N 24 kph (N 15 mph) | - | 10SM |
| | KHYI 030135Z AUTO 35013G20KT 10SM OVC031 08/02 A3003 RMK AO1 |
| 19:15 CST |  Overcast | 8°C / 46°F | 2°C / 36°F | 66% | 1017 mb (30.03 in) | NNW 26 kph (NNW 16.1 mph) | - | 10SM |
| | KHYI 030115Z AUTO 34014KT 10SM OVC031 08/02 A3002 RMK AO1 |
| 18:55 CST |  Overcast | 8°C / 46°F | 2°C / 36°F | 66% | 1016 mb (30 in) | N 19 kph (N 11.5 mph) | - | 10SM |
| | KHYI 030055Z AUTO 35010KT 10SM OVC031 08/02 A3001 RMK AO1 |
| 18:35 CST |  Overcast | 8°C / 46°F | 2°C / 36°F | 66% | 1016 mb (30 in) | N 24 kph (N 15 mph) | - | 10SM |
| | KHYI 030035Z AUTO 35013KT 10SM OVC031 08/02 A2999 RMK AO1 |
| 18:15 CST |  Overcast | 9°C / 48°F | 3°C / 37°F | 66% | 1015 mb (29.97 in) | N 30 kph (N 18.4 mph) | - | 10SM |
| | KHYI 030015Z AUTO 35016G20KT 10SM OVC031 09/03 A2997 RMK AO1 |
| 17:55 CST |  Overcast | 9°C / 48°F | 3°C / 37°F | 66% | 1015 mb (29.97 in) | NNW 19 kph (NNW 11.5 mph) | - | 10SM |
| | KHYI 022355Z AUTO 34010KT 10SM OVC031 09/03 A2996 RMK AO1 10110 20090 52020 |
| 17:35 CST |  Overcast | 9°C / 48°F | 3°C / 37°F | 66% | 1014 mb (29.94 in) | N 24 kph (N 15 mph) | - | 10SM |
| | KHYI 022335Z AUTO 35013G19KT 10SM OVC031 09/03 A2995 RMK AO1 |
| 17:15 CST |  Overcast | 9°C / 48°F | 3°C / 37°F | 66% | 1014 mb (29.94 in) | N 22 kph (N 13.8 mph) | - | 10SM |
| | KHYI 022315Z AUTO 35012G18KT 10SM OVC031 09/03 A2995 RMK AO1 |
| 16:55 CST |  Overcast | 9°C / 48°F | 4°C / 39°F | 71% | 1014 mb (29.94 in) | NNW 24 kph (NNW 15 mph) | - | 10SM |
| | KHYI 022255Z AUTO 34013KT 10SM OVC031 09/04 A2994 RMK AO1 |
| 16:35 CST |  Overcast | 9°C / 48°F | 3°C / 37°F | 66% | 1014 mb (29.94 in) | N 24 kph (N 15 mph) | - | 10SM |
| | KHYI 022235Z AUTO 35013G19KT 10SM OVC031 09/03 A2994 RMK AO1 |
| 16:15 CST |  Overcast | 9°C / 48°F | 3°C / 37°F | 66% | 1014 mb (29.94 in) | N 20 kph (N 12.7 mph) | - | 10SM |
| | KHYI 022215Z AUTO 35011G21KT 10SM OVC033 09/03 A2994 RMK AO1 |
| 15:55 CST |  Overcast | 9°C / 48°F | 3°C / 37°F | 66% | 1014 mb (29.94 in) | NNW 26 kph (NNW 16.1 mph) | - | 10SM |
| | KHYI 022155Z AUTO 34014G20KT 10SM OVC033 09/03 A2994 RMK AO1 |
| 15:35 CST |  Overcast | 9°C / 48°F | 3°C / 37°F | 66% | 1013 mb (29.91 in) | N 28 kph (N 17.3 mph) | - | 10SM |
| | KHYI 022135Z AUTO 36015G23KT 10SM OVC033 09/03 A2992 RMK AO1 |
| 15:15 CST |  Overcast | 10°C / 50°F | 3°C / 37°F | 62% | 1013 mb (29.91 in) | NNW 33 kph (NNW 20.7 mph) | - | 10SM |
| | KHYI 022115Z AUTO 34018G22KT 10SM OVC035 10/03 A2991 RMK AO1 |
| 14:55 CST |  Overcast | 10°C / 50°F | 3°C / 37°F | 62% | 1013 mb (29.91 in) | N 33 kph (N 20.7 mph) | - | 10SM |
| | KHYI 022055Z AUTO 36018G23KT 10SM OVC035 10/03 A2990 RMK AO1 52010 |
| 14:35 CST |  Overcast | 10°C / 50°F | 3°C / 37°F | 62% | 1012 mb (29.88 in) | N 39 kph (N 24.2 mph) | - | 10SM |
| | KHYI 022035Z AUTO 35021G25KT 10SM OVC035 10/03 A2989 RMK AO1 |
| 14:15 CST |  Overcast | 11°C / 52°F | 4°C / 39°F | 62% | 1012 mb (29.88 in) | NNW 39 kph (NNW 24.2 mph) | - | 10SM |
| | KHYI 022015Z AUTO 34021G25KT 10SM OVC035 11/04 A2989 RMK AO1 |
| 13:55 CST |  Overcast | 11°C / 52°F | 4°C / 39°F | 62% | 1012 mb (29.88 in) | NNW 35 kph (NNW 21.9 mph) | - | 10SM |
| | KHYI 021955Z AUTO 33019KT 10SM BKN035 OVC041 11/04 A2989 RMK AO1 |
| 13:35 CST |  Mostly Cloudy | 11°C / 52°F | 4°C / 39°F | 62% | 1012 mb (29.88 in) | N 35 kph (N 21.9 mph) | - | 10SM |
| | KHYI 021935Z AUTO 35019G25KT 10SM BKN035 11/04 A2989 RMK AO1 |
| 13:15 CST |  Mostly Cloudy | 11°C / 52°F | 4°C / 39°F | 62% | 1012 mb (29.88 in) | NNW 26 kph (NNW 16.1 mph) | - | 10SM |
| | KHYI 021915Z AUTO 34014G22KT 10SM BKN033 11/04 A2988 RMK AO1 |
| 12:55 CST |  Mostly Cloudy | 11°C / 52°F | 4°C / 39°F | 62% | 1012 mb (29.88 in) | NNW 39 kph (NNW 24.2 mph) | - | 10SM |
| | KHYI 021855Z AUTO 34021KT 10SM BKN033 11/04 A2988 RMK AO1 |
| 12:35 CST |  Overcast | 10°C / 50°F | 4°C / 39°F | 67% | 1012 mb (29.88 in) | NNW 41 kph (NNW 25.3 mph) | - | 10SM |
| | KHYI 021835Z AUTO 33022G30KT 10SM OVC033 10/04 A2987 RMK AO1 |
| 12:15 CST |  Overcast | 11°C / 52°F | 4°C / 39°F | 62% | 1012 mb (29.88 in) | NNW 41 kph (NNW 25.3 mph) | - | 10SM |
| | KHYI 021815Z AUTO 34022G28KT 10SM BKN031 OVC039 11/04 A2988 RMK AO1 |
| 11:55 CST |  Mostly Cloudy | 10°C / 50°F | 4°C / 39°F | 67% | 1012 mb (29.88 in) | NNW 33 kph (NNW 20.7 mph) | - | 10SM |
| | KHYI 021755Z AUTO 34018G29KT 10SM BKN031 10/04 A2987 RMK AO1 10100 20030 52020 |
| 11:35 CST |  Mostly Cloudy | 10°C / 50°F | 4°C / 39°F | 67% | 1012 mb (29.88 in) | NNW 44 kph (NNW 27.6 mph) | - | 10SM |
| | KHYI 021735Z AUTO 34024G33KT 10SM BKN031 10/04 A2987 RMK AO1 |
| 11:15 CST |  Mostly Cloudy | 10°C / 50°F | 4°C / 39°F | 67% | 1012 mb (29.88 in) | NNW 39 kph (NNW 24.2 mph) | - | 10SM |
| | KHYI 021715Z AUTO 33021G29KT 10SM BKN031 10/04 A2987 RMK AO1 |
| 10:55 CST |  Mostly Cloudy | 10°C / 50°F | 4°C / 39°F | 67% | 1011 mb (29.85 in) | NNW 41 kph (NNW 25.3 mph) | - | 10SM |
| | KHYI 021655Z AUTO 34022G30KT 10SM BKN029 10/04 A2986 RMK AO1 |
| 10:35 CST |  Mostly Cloudy | 9°C / 48°F | 5°C / 41°F | 76% | 1011 mb (29.85 in) | NNW 44 kph (NNW 27.6 mph) | - | 10SM |
| | KHYI 021635Z AUTO 34024G30KT 10SM BKN026 BKN032 09/05 A2986 RMK AO1 |
| 10:15 CST |  Overcast | 9°C / 48°F | 5°C / 41°F | 76% | 1011 mb (29.85 in) | NNW 30 kph (NNW 18.4 mph) | - | 10SM |
| | KHYI 021615Z AUTO 33016G22KT 10SM BKN022 OVC027 09/05 A2986 RMK AO1 |
| 09:55 CST |  Overcast | 9°C / 48°F | 6°C / 43°F | 82% | 1011 mb (29.85 in) | NNW 30 kph (NNW 18.4 mph) | - | 10SM |
| | KHYI 021555Z AUTO 34016G25KT 10SM BKN020 BKN027 OVC032 09/06 A2985 RMK AO1 |
| 09:35 CST |  Mostly Cloudy | 9°C / 48°F | 6°C / 43°F | 82% | 1010 mb (29.83 in) | NNW 28 kph (NNW 17.3 mph) | - | 10SM |
| | KHYI 021535Z AUTO 33015G20KT 10SM BKN032 09/06 A2982 RMK AO1 |
| 09:15 CST |  Mostly Cloudy | 8°C / 46°F | 6°C / 43°F | 87% | 1009 mb (29.8 in) | NNW 20 kph (NNW 12.7 mph) | - | 10SM |
| | KHYI 021515Z AUTO 33011KT 10SM BKN032 08/06 A2981 RMK AO1 |
| 08:55 CST |  Overcast | 7°C / 45°F | 5°C / 41°F | 87% | 1009 mb (29.8 in) | NW 15 kph (NW 9.2 mph) | - | 10SM |
| | KHYI 021455Z AUTO 30008KT 10SM OVC030 07/05 A2981 RMK AO1 52034 |
| 08:35 CST |  Overcast | 6°C / 43°F | 4°C / 39°F | 87% | 1009 mb (29.8 in) | W 6 kph (W 3.5 mph) | - | 10SM |
| | KHYI 021435Z AUTO 28003KT 10SM BKN030 OVC100 06/04 A2981 RMK AO1 |
| 08:15 CST |  Overcast | 6°C / 43°F | 4°C / 39°F | 87% | 1009 mb (29.8 in) | Calm | - | 10SM |
| | KHYI 021415Z AUTO 00000KT 10SM OVC100 06/04 A2979 RMK AO1 |
| 07:55 CST |  Overcast | 5°C / 41°F | 3°C / 37°F | 87% | 1008 mb (29.77 in) | SSW 9 kph (SSW 5.8 mph) | - | 10SM |
| | KHYI 021355Z AUTO 25005KT 10SM FEW025 OVC110 05/03 A2977 RMK AO1 |
| 07:35 CST |  Overcast | 4°C / 39°F | 2°C / 36°F | 87% | 1007 mb (29.74 in) | SSW 9 kph (SSW 5.8 mph) | - | 10SM |
| | KHYI 021335Z AUTO 25005KT 10SM SCT025 OVC100 04/02 A2975 RMK AO1 |
| 07:15 CST |  Overcast | 4°C / 39°F | 3°C / 37°F | 93% | 1007 mb (29.74 in) | NW 9 kph (NW 5.8 mph) | - | 10SM |
| | KHYI 021315Z AUTO 31005KT 10SM OVC110 04/03 A2975 RMK AO1 |
| 06:55 CST |  Overcast | 3°C / 37°F | 2°C / 36°F | 93% | 1007 mb (29.74 in) | N 7 kph (N 4.6 mph) | - | 10SM |
| | KHYI 021255Z AUTO 35004KT 10SM OVC110 03/02 A2973 RMK AO1 |
| 06:35 CST |  Mostly Cloudy | 3°C / 37°F | 2°C / 36°F | 93% | 1006 mb (29.71 in) | NNW 6 kph (NNW 3.5 mph) | - | 10SM |
| | KHYI 021235Z AUTO 34003KT 10SM BKN120 03/02 A2972 RMK AO1 |
| 06:15 CST |  Clear | 3°C / 37°F | 2°C / 36°F | 93% | 1006 mb (29.71 in) | Calm | - | 10SM |
| | KHYI 021215Z AUTO 00000KT 10SM CLR 03/02 A2971 RMK AO1 |
| 05:55 CST |  Clear | 3°C / 37°F | 2°C / 36°F | 93% | 1006 mb (29.71 in) | NW 9 kph (NW 5.8 mph) | - | 10SM |
| | KHYI 021155Z AUTO 32005KT 10SM CLR 03/02 A2971 RMK AO1 70079 10050 20030 52003 |
| 05:35 CST |  Clear | 3°C / 37°F | 2°C / 36°F | 93% | 1006 mb (29.71 in) | N 7 kph (N 4.6 mph) | - | 10SM |
| | KHYI 021135Z AUTO 35004KT 10SM CLR 03/02 A2970 RMK AO1 |
| 05:15 CST |  Clear | 3°C / 37°F | 2°C / 36°F | 93% | 1005 mb (29.68 in) | Calm | - | 10SM |
| | KHYI 021115Z AUTO 00000KT 10SM CLR 03/02 A2969 RMK AO1 |
| 04:55 CST |  Clear | 3°C / 37°F | 2°C / 36°F | 93% | 1005 mb (29.68 in) | SSW 13 kph (SSW 8.1 mph) | - | 8SM |
| | KHYI 021055Z AUTO 26007KT 8SM CLR 03/02 A2969 RMK AO1 |
| 04:35 CST |  Clear | 4°C / 39°F | 2°C / 36°F | 87% | 1005 mb (29.68 in) | Calm | - | 10SM |
| | KHYI 021035Z AUTO 00000KT 10SM CLR 04/02 A2968 RMK AO1 |
| 04:15 CST |  Clear | 4°C / 39°F | 3°C / 37°F | 93% | 1005 mb (29.68 in) | Calm | - | 10SM |
| | KHYI 021015Z AUTO 00000KT 10SM CLR 04/03 A2967 RMK AO1 |
| 03:55 CST |  Clear | 4°C / 39°F | 3°C / 37°F | 93% | 1005 mb (29.68 in) | W 6 kph (W 3.5 mph) | - | 10SM |
| | KHYI 020955Z AUTO 27003KT 10SM CLR 04/03 A2968 RMK AO1 |
| 03:35 CST |  Clear | 4°C / 39°F | 3°C / 37°F | 93% | 1005 mb (29.68 in) | Calm | - | 10SM |
| | KHYI 020935Z AUTO 00000KT 10SM CLR 04/03 A2968 RMK AO1 |
| 03:15 CST |  Clear | 4°C / 39°F | 3°C / 37°F | 93% | 1005 mb (29.68 in) | Calm | - | 10SM |
| | KHYI 020915Z AUTO 00000KT 10SM CLR 04/03 A2969 RMK AO1 |
| 02:55 CST |  Clear | 4°C / 39°F | 3°C / 37°F | 93% | 1006 mb (29.71 in) | Calm | - | 10SM |
| | KHYI 020855Z AUTO 00000KT 10SM CLR 04/03 A2970 RMK AO1 52003 |
| 02:35 CST |  Clear | 4°C / 39°F | 3°C / 37°F | 93% | 1005 mb (29.68 in) | NW 7 kph (NW 4.6 mph) | - | 10SM |
| | KHYI 020835Z AUTO 30004KT 10SM CLR 04/03 A2969 RMK AO1 |
| 02:15 CST |  Partly Cloudy | 4°C / 39°F | 3°C / 37°F | 93% | 1005 mb (29.68 in) | W 6 kph (W 3.5 mph) | - | 10SM |
| | KHYI 020815Z AUTO 28003KT 10SM SCT100 04/03 A2969 RMK AO1 |
| 01:55 CST |  Overcast | 5°C / 41°F | 3°C / 37°F | 87% | 1005 mb (29.68 in) | NW 6 kph (NW 3.5 mph) | - | 10SM |
| | KHYI 020755Z AUTO 30003KT 10SM OVC100 05/03 A2969 RMK AO1 |
| 01:35 CST |  Overcast | 5°C / 41°F | 3°C / 37°F | 87% | 1005 mb (29.68 in) | NW 6 kph (NW 3.5 mph) | - | 10SM |
| | KHYI 020735Z AUTO 30003KT 10SM OVC100 05/03 A2969 RMK AO1 |
| 01:15 CST |  Partly Cloudy | 4°C / 39°F | 3°C / 37°F | 93% | 1005 mb (29.68 in) | NW 7 kph (NW 4.6 mph) | - | 10SM |
| | KHYI 020715Z AUTO 31004KT 10SM SCT110 04/03 A2968 RMK AO1 |
| 00:55 CST |  Clear | 4°C / 39°F | 2°C / 36°F | 87% | 1005 mb (29.68 in) | NW 7 kph (NW 4.6 mph) | - | 10SM |
| | KHYI 020655Z AUTO 31004KT 10SM CLR 04/02 A2968 RMK AO1 |
| 00:35 CST |  Clear | 4°C / 39°F | 2°C / 36°F | 87% | 1005 mb (29.68 in) | NW 11 kph (NW 6.9 mph) | - | 10SM |
| | KHYI 020635Z AUTO 32006KT 10SM CLR 04/02 A2968 RMK AO1 |
| 00:15 CST |  Clear | 4°C / 39°F | 3°C / 37°F | 93% | 1005 mb (29.68 in) | Calm | - | 10SM |
| | KHYI 020615Z AUTO 00000KT 10SM CLR 04/03 A2968 RMK AO1 |