| 19:53 CST |  Clear | -4°C / 25°F | -6°C / 21°F | 86% | 1016 mb (30 in) | SW 13 kph (SW 8.1 mph) | - | 10SM |
| | KATY 300153Z AUTO 22007KT 10SM CLR M04/M06 A2999 RMK AO2 SLP179 T10441061 |
| 18:53 CST |  Clear | -6°C / 21°F | -7°C / 19°F | 93% | 1016 mb (30 in) | SSW 9 kph (SSW 5.8 mph) | - | 10SM |
| | KATY 300053Z AUTO 24005KT 10SM CLR M06/M07 A3001 RMK AO2 SLP185 T10561072 |
| 17:53 CST |  Clear | -3°C / 27°F | -5°C / 23°F | 86% | 1016 mb (30 in) | SSW 9 kph (SSW 5.8 mph) | - | 10SM |
| | KATY 292353Z AUTO 26005KT 10SM CLR M03/M05 A3001 RMK AO2 SLP183 T10281050 10022 21033 53002 |
| 16:53 CST |  Clear | 0°C / 32°F | -4°C / 25°F | 75% | 1016 mb (30 in) | WNW 9 kph (WNW 5.8 mph) | - | 10SM |
| | KATY 292253Z AUTO 29005KT 10SM CLR 00/M04 A3000 RMK AO2 SLP180 T00001044 |
| 16:05 CST |  Partly Cloudy | 1°C / 34°F | -4°C / 25°F | 70% | 1016 mb (30 in) | NW 13 kph (NW 8.1 mph) | - | 10SM |
| | KATY 292205Z AUTO 30007KT 10SM SCT029 01/M04 A3000 RMK AO2 |
| 15:53 CST |  Mostly Cloudy | 2°C / 36°F | -4°C / 25°F | 65% | 1016 mb (30 in) | NW 11 kph (NW 6.9 mph) | - | 10SM |
| | KATY 292153Z AUTO 30006KT 10SM BKN029 02/M04 A3000 RMK AO2 SLP178 T00171044 |
| 15:28 CST |  Partly Cloudy | 2°C / 36°F | -4°C / 25°F | 65% | 1016 mb (30 in) | NW 17 kph (NW 10.4 mph) | - | 10SM |
| | KATY 292128Z AUTO 31009KT 10SM SCT029 02/M04 A3000 RMK AO2 |
| 14:53 CST |  Mostly Cloudy | 2°C / 36°F | -4°C / 25°F | 65% | 1016 mb (30 in) | NW 20 kph (NW 12.7 mph) | - | 10SM |
| | KATY 292053Z AUTO 30011KT 10SM BKN027 02/M04 A3000 RMK AO2 SLP178 T00221044 55009 |
| 14:43 CST |  Partly Cloudy | 2°C / 36°F | -4°C / 25°F | 65% | 1016 mb (30 in) | NW 13 kph (NW 8.1 mph) | - | 10SM |
| | KATY 292043Z AUTO 32007KT 10SM SCT027 02/M04 A3000 RMK AO2 |
| 13:53 CST |  Mostly Cloudy | 2°C / 36°F | -4°C / 25°F | 65% | 1016 mb (30 in) | NW 15 kph (NW 9.2 mph) | - | 10SM |
| | KATY 291953Z AUTO 31008KT 10SM BKN023 02/M04 A3000 RMK AO2 SLP178 T00171044 |
| 12:53 CST |  Overcast | 1°C / 34°F | -4°C / 25°F | 70% | 1016 mb (30 in) | NNW 17 kph (NNW 10.4 mph) | - | 10SM |
| | KATY 291853Z AUTO 34009KT 10SM OVC023 01/M04 A3001 RMK AO2 SLP182 T00111044 |
| 11:53 CST |  Overcast | 1°C / 34°F | -4°C / 25°F | 70% | 1017 mb (30.03 in) | NNW 22 kph (NNW 13.8 mph) | - | 10SM |
| | KATY 291753Z AUTO 34012KT 10SM OVC021 01/M04 A3003 RMK AO2 SLP187 T00061044 10006 21006 50006 |
| 10:53 CST |  Overcast | 0°C / 32°F | -4°C / 25°F | 75% | 1017 mb (30.03 in) | NNW 20 kph (NNW 12.7 mph) | - | 10SM |
| | KATY 291653Z AUTO 33011KT 10SM OVC021 00/M04 A3003 RMK AO2 SLP188 T00001039 |
| 09:53 CST |  Overcast | 0°C / 32°F | -4°C / 25°F | 75% | 1017 mb (30.03 in) | NNW 20 kph (NNW 12.7 mph) | - | 10SM |
| | KATY 291553Z AUTO 33011KT 10SM OVC017 00/M04 A3002 RMK AO2 SLP183 T00001039 |
| 08:53 CST |  Overcast | -1°C / 30°F | -3°C / 27°F | 86% | 1016 mb (30 in) | NNW 19 kph (NNW 11.5 mph) | - | 10SM |
| | KATY 291453Z AUTO 34010KT 10SM OVC017 M01/M03 A3001 RMK AO2 SLP181 T10061033 53012 |
| 07:53 CST |  Overcast | -1°C / 30°F | -3°C / 27°F | 86% | 1016 mb (30 in) | N 24 kph (N 15 mph) | - | 10SM |
| | KATY 291353Z AUTO 35013KT 10SM OVC017 M01/M03 A3000 RMK AO2 SLP177 T10061033 |
| 06:53 CST |  Overcast | -1°C / 30°F | -3°C / 27°F | 86% | 1015 mb (29.97 in) | NNW 22 kph (NNW 13.8 mph) | - | 10SM |
| | KATY 291253Z AUTO 34012KT 10SM BKN015 OVC023 M01/M03 A2998 RMK AO2 SLP173 T10061028 |
| 05:53 CST |  Overcast | -1°C / 30°F | -2°C / 28°F | 93% | 1015 mb (29.97 in) | NNW 22 kph (NNW 13.8 mph) | - | 10SM |
| | KATY 291153Z AUTO 33012KT 10SM OVC029 M01/M02 A2997 RMK AO2 SLP169 T10061022 10000 21022 53000 |
| 05:42 CST |  Overcast | -1°C / 30°F | -2°C / 28°F | 93% | 1015 mb (29.97 in) | NNW 22 kph (NNW 13.8 mph) | - | 10SM |
| | KATY 291142Z AUTO 33012KT 10SM OVC029 M01/M02 A2997 RMK AO2 |
| 04:53 CST |  Overcast | -1°C / 30°F | -2°C / 28°F | 93% | 1015 mb (29.97 in) | NW 17 kph (NW 10.4 mph) | - | 10SM |
| | KATY 291053Z AUTO 32009KT 10SM OVC031 M01/M02 A2996 RMK AO2 SLP167 T10111022 |
| 04:10 CST |  Mostly Cloudy | -2°C / 28°F | -3°C / 27°F | 93% | 1015 mb (29.97 in) | NW 17 kph (NW 10.4 mph) | - | 8SM |
| | KATY 291010Z AUTO 31009KT 8SM BKN031 M02/M03 A2997 RMK AO2 |
| 04:03 CST |  Mostly Cloudy | -2°C / 28°F | -3°C / 27°F | 93% | 1015 mb (29.97 in) | NW 15 kph (NW 9.2 mph) | - | 8SM |
| | KATY 291003Z AUTO 31008KT 8SM BKN029 M02/M03 A2997 RMK AO2 |
| 03:53 CST |  Partly Cloudy | -2°C / 28°F | -3°C / 27°F | 93% | 1015 mb (29.97 in) | NW 19 kph (NW 11.5 mph) | - | 9SM |
| | KATY 290953Z AUTO 31010KT 9SM SCT029 M02/M03 A2997 RMK AO2 SLP167 T10171033 |
| 02:53 CST |  Clear | -2°C / 28°F | -3°C / 27°F | 93% | 1015 mb (29.97 in) | NW 15 kph (NW 9.2 mph) | - | 10SM |
| | KATY 290853Z AUTO 32008KT 10SM CLR M02/M03 A2997 RMK AO2 SLP167 T10171033 53007 |
| 01:53 CST |  Clear | -2°C / 28°F | -3°C / 27°F | 93% | 1015 mb (29.97 in) | NNW 13 kph (NNW 8.1 mph) | - | 9SM |
| | KATY 290753Z AUTO 33007KT 9SM CLR M02/M03 A2996 RMK AO2 SLP161 T10171028 |
| 00:53 CST |  Clear | -1°C / 30°F | -2°C / 28°F | 93% | 1014 mb (29.94 in) | NNW 17 kph (NNW 10.4 mph) | - | 10SM |
| | KATY 290653Z AUTO 34009KT 10SM CLR M01/M02 A2995 RMK AO2 SLP157 T10061022 |