| 13:15 CST |  Overcast | -1°C / 30°F | -1°C / 30°F | 100% | 987 mb (29.15 in) | N 30 kph (N 18.4 mph) | - | 3/4SM |
| | KOTG 251915Z AUTO 36016G21KT 3/4SM OVC005 M01/M01 A2916 RMK AO1 |
| 12:55 CST |  Overcast | -1°C / 30°F | -1°C / 30°F | 100% | 987 mb (29.15 in) | N 30 kph (N 18.4 mph) | - | 1 1/4SM |
| | KOTG 251855Z AUTO 36016G21KT 1 1/4SM OVC005 M01/M01 A2916 RMK AO1 |
| 12:35 CST |  Overcast | -1°C / 30°F | -2°C / 28°F | 93% | 988 mb (29.18 in) | N 32 kph (N 19.6 mph) | - | 3/4SM |
| | KOTG 251835Z AUTO 01017G22KT 3/4SM OVC005 M01/M02 A2917 RMK AO1 |
| 12:15 CST |  Overcast | -1°C / 30°F | -2°C / 28°F | 93% | 988 mb (29.18 in) | N 35 kph (N 21.9 mph) | - | 1 3/4SM |
| | KOTG 251815Z AUTO 01019G24KT 1 3/4SM BKN005 OVC013 M01/M02 A2918 RMK AO1 |
| 11:55 CST |  Overcast | -1°C / 30°F | -1°C / 30°F | 100% | 988 mb (29.18 in) | N 33 kph (N 20.7 mph) | - | 1 1/4SM |
| | KOTG 251755Z AUTO 01018G23KT 1 1/4SM BKN006 OVC013 M01/M01 A2918 RMK AO1 11010 21100 57027 |
| 11:35 CST |  Overcast | -1°C / 30°F | -1°C / 30°F | 100% | 988 mb (29.18 in) | N 35 kph (N 21.9 mph) | - | 2SM |
| | KOTG 251735Z AUTO 36019G26KT 2SM OVC006 M01/M01 A2919 RMK AO1 |
| 11:15 CST |  Overcast | -1°C / 30°F | -1°C / 30°F | 100% | 989 mb (29.21 in) | N 35 kph (N 21.9 mph) | - | 1 1/4SM |
| | KOTG 251715Z AUTO 01019G24KT 1 1/4SM BKN006 OVC014 M01/M01 A2920 RMK AO1 |
| 10:55 CST |  Overcast | -2°C / 28°F | -3°C / 27°F | 93% | 989 mb (29.21 in) | N 30 kph (N 18.4 mph) | - | 2 1/2SM |
| | KOTG 251655Z AUTO 36016G22KT 2 1/2SM SCT006 OVC016 M02/M03 A2921 RMK AO1 |
| 10:35 CST |  Overcast | -2°C / 28°F | -2°C / 28°F | 100% | 990 mb (29.23 in) | N 15 kph (N 9.2 mph) | - | 3/4SM |
| | KOTG 251635Z AUTO 01008KT 3/4SM OVC008 M02/M02 A2922 RMK AO1 |
| 10:15 CST |  Overcast | -3°C / 27°F | -4°C / 25°F | 93% | 990 mb (29.23 in) | N 15 kph (N 9.2 mph) | - | 1/2SM |
| | KOTG 251615Z AUTO 01008KT 1/2SM OVC008 M03/M04 A2923 RMK AO1 |
| 09:55 CST |  Overcast | -3°C / 27°F | -3°C / 27°F | 100% | 990 mb (29.23 in) | N 15 kph (N 9.2 mph) | - | 3/4SM |
| | KOTG 251555Z AUTO 01008KT 3/4SM OVC008 M03/M03 A2924 RMK AO1 |
| 09:35 CST |  Overcast | -4°C / 25°F | -5°C / 23°F | 93% | 990 mb (29.23 in) | N 15 kph (N 9.2 mph) | - | 1 1/2SM |
| | KOTG 251535Z AUTO 36008KT 1 1/2SM OVC006 M04/M05 A2924 RMK AO1 |
| 09:15 CST |  Overcast | -4°C / 25°F | -6°C / 21°F | 86% | 991 mb (29.26 in) | N 15 kph (N 9.2 mph) | - | 1 1/4SM |
| | KOTG 251515Z AUTO 36008KT 1 1/4SM OVC007 M04/M06 A2925 RMK AO1 |
| 08:55 CST |  Overcast | -5°C / 23°F | -5°C / 23°F | 100% | 991 mb (29.26 in) | N 15 kph (N 9.2 mph) | - | 1SM |
| | KOTG 251455Z AUTO 36008KT 1SM OVC009 M05/M05 A2926 RMK AO1 57027 |
| 08:35 CST |  Overcast | -6°C / 21°F | -8°C / 18°F | 86% | 991 mb (29.26 in) | N 17 kph (N 10.4 mph) | - | 2 1/2SM |
| | KOTG 251435Z AUTO 36009KT 2 1/2SM OVC009 M06/M08 A2926 RMK AO1 |
| 08:15 CST |  Overcast | -7°C / 19°F | -12°C / 10°F | 68% | 991 mb (29.26 in) | N 19 kph (N 11.5 mph) | - | 1 1/4SM |
| | KOTG 251415Z AUTO 35010KT 1 1/4SM OVC009 M07/M12 A2926 RMK AO1 |
| 07:55 CST |  Overcast | -7°C / 19°F | -12°C / 10°F | 68% | 991 mb (29.26 in) | N 17 kph (N 10.4 mph) | - | 1 1/4SM |
| | KOTG 251355Z AUTO 35009KT 1 1/4SM OVC011 M07/M12 A2927 RMK AO1 |
| 07:35 CST |  Overcast | -8°C / 18°F | -12°C / 10°F | 73% | 992 mb (29.29 in) | N 15 kph (N 9.2 mph) | - | 1 3/4SM |
| | KOTG 251335Z AUTO 35008KT 1 3/4SM BKN011 OVC016 M08/M12 A2928 RMK AO1 |
| 07:15 CST |  Overcast | -8°C / 18°F | -14°C / 7°F | 62% | 992 mb (29.29 in) | NNW 17 kph (NNW 10.4 mph) | - | 1 1/4SM |
| | KOTG 251315Z AUTO 34009KT 1 1/4SM OVC015 M08/M14 A2928 RMK AO1 |
| 06:55 CST |  Overcast | -9°C / 16°F | -17°C / 1°F | 53% | 992 mb (29.29 in) | NNW 19 kph (NNW 11.5 mph) | - | 1 1/2SM |
| | KOTG 251255Z AUTO 34010KT 310V010 1 1/2SM SCT012 OVC018 M09/M17 A2930 RMK AO1 |
| 06:35 CST |  Overcast | -9°C / 16°F | -16°C / 3°F | 57% | 993 mb (29.32 in) | NNW 19 kph (NNW 11.5 mph) | - | 1 3/4SM |
| | KOTG 251235Z AUTO 34010KT 330V040 1 3/4SM OVC016 M09/M16 A2931 RMK AO1 |
| 06:15 CST |  Overcast | -9°C / 16°F | -9°C / 16°F | 100% | 993 mb (29.32 in) | N 17 kph (N 10.4 mph) | - | 1 1/2SM |
| | KOTG 251215Z AUTO 35009KT 1 1/2SM OVC012 M09/M09 A2932 RMK AO1 |
| 05:55 CST |  Overcast | -10°C / 14°F | N/A | N/A | 994 mb (29.35 in) | NNW 19 kph (NNW 11.5 mph) | - | 1SM |
| | KOTG 251155Z AUTO 34010KT 1SM OVC010 M10/ A2934 RMK AO1 57041 TSNO |
| 05:35 CST |  Overcast | -11°C / 12°F | -13°C / 9°F | 85% | 994 mb (29.35 in) | NNW 19 kph (NNW 11.5 mph) | - | 1SM |
| | KOTG 251135Z AUTO 34010KT 1SM OVC010 M11/M13 A2934 RMK AO1 |
| 05:15 CST |  Overcast | N/A | N/A | N/A | 994 mb (29.35 in) | NNW 19 kph (NNW 11.5 mph) | - | 1SM |
| | KOTG 251115Z AUTO 34010KT 1SM OVC010 A2934 RMK AO1 |
| 04:55 CST |  Overcast | N/A | N/A | N/A | 994 mb (29.35 in) | NNW 19 kph (NNW 11.5 mph) | - | 1SM |
| | KOTG 251055Z AUTO 34010KT 320V040 1SM OVC012 A2936 RMK AO1 |
| 04:35 CST |  Overcast | N/A | N/A | N/A | 995 mb (29.38 in) | NNW 20 kph (NNW 12.7 mph) | - | 1 1/4SM |
| | KOTG 251035Z AUTO 33011KT 320V020 1 1/4SM OVC014 A2937 RMK AO1 |
| 04:15 CST |  Overcast | N/A | N/A | N/A | 995 mb (29.38 in) | NNW 20 kph (NNW 12.7 mph) | - | 1 1/4SM |
| | KOTG 251015Z AUTO 34011KT 1 1/4SM OVC016 A2939 RMK AO1 |
| 03:55 CST |  Overcast | N/A | N/A | N/A | 996 mb (29.41 in) | NNW 20 kph (NNW 12.7 mph) | - | 1 1/2SM |
| | KOTG 250955Z AUTO 33011KT 1 1/2SM BKN013 OVC020 A2941 RMK AO1 |
| 03:35 CST |  Overcast | N/A | N/A | N/A | 997 mb (29.44 in) | NNW 19 kph (NNW 11.5 mph) | - | 1SM |
| | KOTG 250935Z AUTO 33010KT 300V010 1SM OVC013 A2943 RMK AO1 |
| 03:15 CST |  Overcast | N/A | N/A | N/A | 997 mb (29.44 in) | NNW 19 kph (NNW 11.5 mph) | - | 1 1/4SM |
| | KOTG 250915Z AUTO 33010KT 1 1/4SM OVC015 A2945 RMK AO1 |
| 02:55 CST |  Overcast | -11°C / 12°F | -12°C / 10°F | 92% | 998 mb (29.47 in) | NNW 20 kph (NNW 12.7 mph) | - | 1SM |
| | KOTG 250855Z AUTO 33011KT 1SM OVC015 M11/M12 A2946 RMK AO1 57037 |
| 02:35 CST |  Overcast | N/A | N/A | N/A | 998 mb (29.47 in) | NNW 20 kph (NNW 12.7 mph) | - | 1 1/4SM |
| | KOTG 250835Z AUTO 33011KT 1 1/4SM OVC017 A2947 RMK AO1 |
| 02:15 CST |  Overcast | N/A | N/A | N/A | 998 mb (29.47 in) | NNW 20 kph (NNW 12.7 mph) | - | 1SM |
| | KOTG 250815Z AUTO 34011KT 1SM OVC015 A2948 RMK AO1 |
| 01:55 CST |  Overcast | N/A | N/A | N/A | 999 mb (29.5 in) | NNW 19 kph (NNW 11.5 mph) | - | 1SM |
| | KOTG 250755Z AUTO 34010KT 1SM OVC013 A2949 RMK AO1 |
| 01:35 CST |  Overcast | N/A | N/A | N/A | 999 mb (29.5 in) | NNW 20 kph (NNW 12.7 mph) | - | 3/4SM |
| | KOTG 250735Z AUTO 33011KT 3/4SM OVC013 A2950 RMK AO1 |
| 01:15 CST |  Overcast | N/A | N/A | N/A | 999 mb (29.5 in) | NNW 20 kph (NNW 12.7 mph) | - | 1SM |
| | KOTG 250715Z AUTO 34011KT 320V020 1SM OVC015 A2951 RMK AO1 |
| 00:55 CST |  Overcast | N/A | N/A | N/A | 1000 mb (29.53 in) | NNW 22 kph (NNW 13.8 mph) | - | 1SM |
| | KOTG 250655Z AUTO 33012KT 1SM OVC017 A2953 RMK AO1 |
| 00:35 CST |  Overcast | N/A | N/A | N/A | 1001 mb (29.56 in) | NNW 20 kph (NNW 12.7 mph) | - | 3/4SM |
| | KOTG 250635Z AUTO 33011KT 3/4SM OVC017 A2955 RMK AO1 |
| 00:15 CST |  Overcast | N/A | N/A | N/A | 1001 mb (29.56 in) | NNW 22 kph (NNW 13.8 mph) | - | 1SM |
| | KOTG 250615Z AUTO 33012KT 1SM OVC017 A2956 RMK AO1 |