| 21:43 CST |  Overcast | 2°C / 36°F | 1°C / 34°F | 93% | 1014 mb (29.94 in) | NNW 17 kph (NNW 10.4 mph) | - | 9SM |
| | KATY 290343Z AUTO 34009KT 9SM SCT009 BKN016 OVC050 02/01 A2993 RMK AO2 |
| 21:28 CST |  Overcast | 2°C / 36°F | 1°C / 34°F | 93% | 1014 mb (29.94 in) | N 22 kph (N 13.8 mph) | - | 9SM |
| | KATY 290328Z AUTO 35012KT 9SM SCT009 BKN033 OVC048 02/01 A2993 RMK AO2 |
| 20:53 CST |  Overcast | 1°C / 34°F | -1°C / 30°F | 87% | 1014 mb (29.94 in) | N 11 kph (N 6.9 mph) | - | 8SM |
| | KATY 290253Z AUTO 35006KT 8SM BKN038 OVC048 01/M01 A2993 RMK AO2 SLP156 T00111006 51010 |
| 19:53 CST |  Overcast | 0°C / 32°F | -1°C / 30°F | 93% | 1014 mb (29.94 in) | NNW 9 kph (NNW 5.8 mph) | - | 7SM |
| | KATY 290153Z AUTO 34005KT 7SM BKN080 OVC100 00/M01 A2993 RMK AO2 SLP155 T00001011 |
| 18:53 CST |  Overcast | 0°C / 32°F | -2°C / 28°F | 87% | 1013 mb (29.91 in) | NNW 15 kph (NNW 9.2 mph) | - | 7SM |
| | KATY 290053Z AUTO 34008KT 7SM OVC110 00/M02 A2992 RMK AO2 SLP152 T00001017 |
| 17:53 CST |  Partly Cloudy | 0°C / 32°F | -2°C / 28°F | 87% | 1013 mb (29.91 in) | N 15 kph (N 9.2 mph) | - | 7SM |
| | KATY 282353Z AUTO 35008KT 7SM FEW110 00/M02 A2990 RMK AO2 SLP146 T00001017 10067 20000 53015 |
| 16:53 CST |  Clear | 1°C / 34°F | -2°C / 28°F | 81% | 1012 mb (29.88 in) | NNW 22 kph (NNW 13.8 mph) | - | 7SM |
| | KATY 282253Z AUTO 34012KT 7SM CLR 01/M02 A2989 RMK AO2 SLP140 T00061017 |
| 15:53 CST |  Clear | 3°C / 37°F | -1°C / 30°F | 75% | 1011 mb (29.85 in) | N 22 kph (N 13.8 mph) | - | 9SM |
| | KATY 282153Z AUTO 35012KT 9SM CLR 03/M01 A2986 RMK AO2 SLP131 T00281011 |
| 14:53 CST |  Clear | 3°C / 37°F | -1°C / 30°F | 75% | 1011 mb (29.85 in) | NNW 20 kph (NNW 12.7 mph) | - | 9SM |
| | KATY 282053Z AUTO 33011KT 9SM CLR 03/M01 A2986 RMK AO2 SLP129 T00331011 53007 |
| 13:53 CST |  Clear | 6°C / 43°F | -1°C / 30°F | 61% | 1010 mb (29.83 in) | N 13 kph (N 8.1 mph) | - | 10SM |
| | KATY 281953Z AUTO 36007KT 10SM CLR 06/M01 A2984 RMK AO2 SLP120 T00561006 |
| 12:53 CST |  Clear | 6°C / 43°F | 0°C / 32°F | 66% | 1010 mb (29.83 in) | N 19 kph (N 11.5 mph) | - | 10SM |
| | KATY 281853Z AUTO 01010KT 10SM CLR 06/00 A2984 RMK AO2 SLP119 T00610000 |
| 11:53 CST |  Clear | 5°C / 41°F | 1°C / 34°F | 76% | 1010 mb (29.83 in) | N 13 kph (N 8.1 mph) | - | 10SM |
| | KATY 281753Z AUTO 36007KT 10SM CLR 05/01 A2983 RMK AO2 SLP121 T00500006 10050 21050 50005 |
| 10:53 CST |  Clear | 2°C / 36°F | -1°C / 30°F | 81% | 1011 mb (29.85 in) | N 13 kph (N 8.1 mph) | - | 8SM |
| | KATY 281653Z AUTO 36007KT 8SM CLR 02/M01 A2985 RMK AO2 SLP125 T00221006 |
| 09:53 CST |  Clear Fog And Mist | 0°C / 32°F | -1°C / 30°F | 93% | 1010 mb (29.83 in) | N 15 kph (N 9.2 mph) | - | 6SM |
| | KATY 281553Z AUTO 01008KT 6SM BR CLR 00/M01 A2984 RMK AO2 SLP124 T00001011 |
| 08:53 CST |  Clear Fog And Mist | -1°C / 30°F | -2°C / 28°F | 93% | 1010 mb (29.83 in) | N 15 kph (N 9.2 mph) | - | 6SM |
| | KATY 281453Z AUTO 01008KT 6SM BR CLR M01/M02 A2982 RMK AO2 SLP115 T10111022 53012 |
| 07:53 CST |  Clear Fog And Mist | -3°C / 27°F | -4°C / 25°F | 93% | 1009 mb (29.8 in) | NE 11 kph (NE 6.9 mph) | - | 6SM |
| | KATY 281353Z AUTO 03006KT 6SM BR CLR M03/M04 A2980 RMK AO2 SLP110 T10331039 |
| 06:53 CST |  Clear | -3°C / 27°F | -4°C / 25°F | 93% | 1009 mb (29.8 in) | N 9 kph (N 5.8 mph) | - | 10SM |
| | KATY 281253Z AUTO 01005KT 10SM CLR M03/M04 A2979 RMK AO2 SLP108 T10331044 |
| 05:53 CST |  Clear | -2°C / 28°F | -3°C / 27°F | 93% | 1008 mb (29.77 in) | N 6 kph (N 3.5 mph) | - | 10SM |
| | KATY 281153Z AUTO 01003KT 10SM CLR M02/M03 A2978 RMK AO2 SLP100 T10221028 11006 21050 53012 |
| 04:53 CST |  Clear | -2°C / 28°F | -3°C / 27°F | 93% | 1008 mb (29.77 in) | NNW 9 kph (NNW 5.8 mph) | - | 10SM |
| | KATY 281053Z AUTO 34005KT 10SM CLR M02/M03 A2977 RMK AO2 SLP095 T10171028 |
| 03:53 CST |  Clear | -2°C / 28°F | -3°C / 27°F | 93% | 1007 mb (29.74 in) | N 11 kph (N 6.9 mph) | - | 10SM |
| | KATY 280953Z AUTO 35006KT 10SM CLR M02/M03 A2975 RMK AO2 SLP085 T10171028 |
| 02:53 CST |  Clear | -3°C / 27°F | -4°C / 25°F | 93% | 1007 mb (29.74 in) | N 11 kph (N 6.9 mph) | - | 10SM |
| | KATY 280853Z AUTO 36006KT 10SM CLR M03/M04 A2975 RMK AO2 SLP086 T10281039 55001 |
| 01:53 CST |  Clear | -3°C / 27°F | -4°C / 25°F | 93% | 1007 mb (29.74 in) | Calm | - | 10SM |
| | KATY 280753Z AUTO 00000KT 10SM CLR M03/M04 A2974 RMK AO2 SLP085 T10281039 |
| 00:53 CST |  Clear | -3°C / 27°F | -4°C / 25°F | 93% | 1007 mb (29.74 in) | Calm | - | 10SM |
| | KATY 280653Z AUTO 00000KT 10SM CLR M03/M04 A2974 RMK AO2 SLP084 T10281039 |