| 15:24 CST |  Overcast Light Snow | -7°C / 19°F | -9°C / 16°F | 86% | 1007 mb (29.74 in) | N 35 kph (N 21.9 mph) | 0.00 mm (0.00 in) | 2 1/2SM |
| | KATY 262124Z AUTO 35019KT 2 1/2SM -SN BR SCT015 BKN032 OVC041 M07/M09 A2973 RMK AO2 PK WND 35026/2121 SNB18 P0000 |
| 14:53 CST |  Overcast | -7°C / 19°F | -9°C / 16°F | 86% | 1006 mb (29.71 in) | N 37 kph (N 23 mph) | - | 9SM |
| | KATY 262053Z AUTO 35020KT 9SM OVC013 M07/M09 A2972 RMK AO2 SLP090 T10721089 53013 |
| 13:53 CST |  Overcast Fog And Mist | -7°C / 19°F | -8°C / 18°F | 93% | 1005 mb (29.68 in) | N 33 kph (N 20.7 mph) | - | 6SM |
| | KATY 261953Z AUTO 35018G28KT 6SM BR OVC014 M07/M08 A2969 RMK AO2 PK WND 35028/1944 SLP079 T10671083 |
| 12:53 CST |  Overcast | -6°C / 21°F | -8°C / 18°F | 86% | 1005 mb (29.68 in) | N 32 kph (N 19.6 mph) | - | 8SM |
| | KATY 261853Z AUTO 35017KT 8SM OVC012 M06/M08 A2969 RMK AO2 SLP079 T10611078 |
| 11:53 CST |  Overcast Fog And Mist | -6°C / 21°F | -7°C / 19°F | 93% | 1005 mb (29.68 in) | N 35 kph (N 21.9 mph) | 0.00 mm (0.00 in) | 6SM |
| | KATY 261753Z AUTO 36019G26KT 6SM BR BKN012 BKN021 OVC029 M06/M07 A2968 RMK AO2 PK WND 36026/1749 SNE12 SLP074 P0000 60000 T10561072 11044 21056 53005 |
| 11:21 CST |  Overcast Fog And Mist | -6°C / 21°F | -7°C / 19°F | 93% | 1005 mb (29.68 in) | N 35 kph (N 21.9 mph) | 0.00 mm (0.00 in) | 4SM |
| | KATY 261721Z AUTO 36019G26KT 4SM BR FEW021 OVC029 M06/M07 A2968 RMK AO2 PK WND 36026/1719 SNE12 P0000 |
| 11:11 CST |  Overcast Light Snow | -5°C / 23°F | -7°C / 19°F | 86% | 1005 mb (29.68 in) | N 41 kph (N 25.3 mph) | 0.00 mm (0.00 in) | 2SM |
| | KATY 261711Z AUTO 36022KT 2SM -SN BR FEW021 OVC029 M05/M07 A2968 RMK AO2 PK WND 01026/1708 P0000 |
| 10:53 CST |  Overcast Light Snow | -5°C / 23°F | -6°C / 21°F | 93% | 1005 mb (29.68 in) | N 37 kph (N 23 mph) | 0.00 mm (0.00 in) | 1SM |
| | KATY 261653Z AUTO 36020KT 1SM -SN BR OVC029 M05/M06 A2968 RMK AO2 PK WND 36026/1651 SNB1558 SLP073 P0000 T10501061 |
| 10:38 CST |  Overcast Light Snow | -5°C / 23°F | -6°C / 21°F | 93% | 1005 mb (29.68 in) | N 33 kph (N 20.7 mph) | 0.00 mm (0.00 in) | 1 1/4SM |
| | KATY 261638Z AUTO 36018KT 1 1/4SM -SN BR FEW012 OVC031 M05/M06 A2968 RMK AO2 SNB1558 P0000 |
| 10:29 CST |  Overcast Light Snow | -5°C / 23°F | -7°C / 19°F | 86% | 1005 mb (29.68 in) | N 35 kph (N 21.9 mph) | 0.00 mm (0.00 in) | 2SM |
| | KATY 261629Z AUTO 36019G24KT 2SM -SN BR SCT012 OVC031 M05/M07 A2968 RMK AO2 SNB1558 P0000 |
| 09:53 CST |  Overcast Fog And Mist | -6°C / 21°F | -7°C / 19°F | 93% | 1005 mb (29.68 in) | N 33 kph (N 20.7 mph) | 0.00 mm (0.00 in) | 6SM |
| | KATY 261553Z AUTO 36018KT 6SM BR OVC031 M06/M07 A2967 RMK AO2 SNB05E46 SLP069 P0000 T10561067 |
| 09:29 CST |  Overcast Light Snow | -6°C / 21°F | -7°C / 19°F | 93% | 1004 mb (29.65 in) | N 33 kph (N 20.7 mph) | 0.00 mm (0.00 in) | 2SM |
| | KATY 261529Z AUTO 01018KT 2SM -SN BR SCT019 SCT026 OVC031 M06/M07 A2966 RMK AO2 SNB05 P0000 |
| 09:12 CST |  Overcast Light Snow | -6°C / 21°F | -7°C / 19°F | 93% | 1004 mb (29.65 in) | N 37 kph (N 23 mph) | 0.00 mm (0.00 in) | 1 3/4SM |
| | KATY 261512Z AUTO 36020KT 1 3/4SM -SN BR FEW014 BKN019 OVC025 M06/M07 A2966 RMK AO2 SNB05 P0000 |
| 08:53 CST |  Overcast | -5°C / 23°F | -7°C / 19°F | 86% | 1004 mb (29.65 in) | N 33 kph (N 20.7 mph) | - | 7SM |
| | KATY 261453Z AUTO 36018KT 7SM OVC019 M05/M07 A2965 RMK AO2 SLP063 60000 T10501067 52017 |
| 07:53 CST |  Overcast Fog And Mist | -5°C / 23°F | -7°C / 19°F | 86% | 1003 mb (29.62 in) | N 37 kph (N 23 mph) | 0.00 mm (0.00 in) | 6SM |
| | KATY 261353Z AUTO 36020KT 6SM BR BKN019 OVC026 M05/M07 A2963 RMK AO2 PK WND 36026/1346 SNE19 SLP055 P0000 T10501067 |
| 07:41 CST |  Overcast | -5°C / 23°F | -6°C / 21°F | 93% | 1003 mb (29.62 in) | N 35 kph (N 21.9 mph) | 0.00 mm (0.00 in) | 7SM |
| | KATY 261341Z AUTO 36019KT 7SM BKN019 BKN070 OVC090 M05/M06 A2963 RMK AO2 PK WND 35026/1257 SNE19 P0000 |
| 07:17 CST |  Overcast Light Snow | -5°C / 23°F | -6°C / 21°F | 93% | 1003 mb (29.62 in) | N 33 kph (N 20.7 mph) | 0.00 mm (0.00 in) | 5SM |
| | KATY 261317Z AUTO 36018KT 5SM -SN BR SCT055 BKN070 OVC090 M05/M06 A2962 RMK AO2 PK WND 35026/1257 P0000 |
| 06:53 CST |  Overcast Light Snow | -5°C / 23°F | -6°C / 21°F | 93% | 1003 mb (29.62 in) | N 35 kph (N 21.9 mph) | 0.00 mm (0.00 in) | 2SM |
| | KATY 261253Z AUTO 36019KT 2SM -SN BR BKN033 OVC050 M05/M06 A2962 RMK AO2 SNE00B21 SLP052 P0000 T10501061 |
| 06:40 CST |  Overcast Light Snow | -5°C / 23°F | -6°C / 21°F | 93% | 1003 mb (29.62 in) | N 35 kph (N 21.9 mph) | 0.00 mm (0.00 in) | 2 1/2SM |
| | KATY 261240Z AUTO 36019KT 2 1/2SM -SN BR OVC033 M05/M06 A2961 RMK AO2 SNE00B21 P0000 |
| 05:53 CST |  Overcast Light Snow | -4°C / 25°F | -6°C / 21°F | 86% | 1002 mb (29.59 in) | N 37 kph (N 23 mph) | 0.00 mm (0.00 in) | 5SM |
| | KATY 261153Z AUTO 36020KT 5SM -SN BR OVC031 M04/M06 A2960 RMK AO2 SLP045 P0000 60000 70003 T10441056 11022 21044 53010 |
| 05:44 CST |  Overcast Light Snow | -4°C / 25°F | -6°C / 21°F | 86% | 1002 mb (29.59 in) | N 35 kph (N 21.9 mph) | 0.00 mm (0.00 in) | 3SM |
| | KATY 261144Z AUTO 36019KT 3SM -SN BR OVC030 M04/M06 A2959 RMK AO2 P0000 |
| 05:31 CST |  Overcast Light Snow | -4°C / 25°F | -6°C / 21°F | 86% | 1002 mb (29.59 in) | N 35 kph (N 21.9 mph) | 0.00 mm (0.00 in) | 1 1/2SM |
| | KATY 261131Z AUTO 01019KT 1 1/2SM -SN BR SCT028 OVC034 M04/M06 A2959 RMK AO2 P0000 |
| 05:23 CST |  Overcast Light Snow | -4°C / 25°F | -6°C / 21°F | 86% | 1002 mb (29.59 in) | N 35 kph (N 21.9 mph) | 0.00 mm (0.00 in) | 1 3/4SM |
| | KATY 261123Z AUTO 01019KT 1 3/4SM -SN BR BKN021 OVC036 M04/M06 A2959 RMK AO2 P0000 |
| 05:19 CST |  Overcast Light Snow | -4°C / 25°F | -6°C / 21°F | 86% | 1002 mb (29.59 in) | N 41 kph (N 25.3 mph) | 0.00 mm (0.00 in) | 3SM |
| | KATY 261119Z AUTO 36022KT 3SM -SN BR BKN021 OVC036 M04/M06 A2958 RMK AO2 P0000 |
| 05:12 CST |  Overcast Light Snow | -4°C / 25°F | -6°C / 21°F | 86% | 1002 mb (29.59 in) | N 37 kph (N 23 mph) | 0.00 mm (0.00 in) | 2 1/2SM |
| | KATY 261112Z AUTO 36020KT 2 1/2SM -SN BR BKN017 OVC034 M04/M06 A2958 RMK AO2 P0000 |
| 05:09 CST |  Overcast Light Snow | -4°C / 25°F | -6°C / 21°F | 86% | 1002 mb (29.59 in) | N 35 kph (N 21.9 mph) | 0.00 mm (0.00 in) | 1 1/2SM |
| | KATY 261109Z AUTO 36019KT 1 1/2SM -SN BR BKN011 BKN034 OVC060 M04/M06 A2958 RMK AO2 P0000 |
| 05:06 CST |  Overcast Light Snow | -4°C / 25°F | -5°C / 23°F | 93% | 1002 mb (29.59 in) | N 35 kph (N 21.9 mph) | 0.00 mm (0.00 in) | 1SM |
| | KATY 261106Z AUTO 36019KT 1SM -SN BR BKN009 BKN036 OVC060 M04/M05 A2958 RMK AO2 P0000 |
| 04:53 CST |  Overcast Light Snow | -4°C / 25°F | -5°C / 23°F | 93% | 1002 mb (29.59 in) | N 35 kph (N 21.9 mph) | 0.00 mm (0.00 in) | 1SM |
| | KATY 261053Z AUTO 36019KT 1SM -SN BR BKN010 OVC033 M04/M05 A2958 RMK AO2 PK WND 36027/1010 SLP039 P0000 T10441050 |
| 04:48 CST |  Overcast Light Snow | -4°C / 25°F | -5°C / 23°F | 93% | 1001 mb (29.56 in) | N 35 kph (N 21.9 mph) | 0.00 mm (0.00 in) | 3/4SM |
| | KATY 261048Z AUTO 36019KT 3/4SM -SN BR BKN010 OVC033 M04/M05 A2957 RMK AO2 PK WND 36027/1010 P0000 |
| 04:38 CST |  Overcast Light Snow | -4°C / 25°F | -5°C / 23°F | 93% | 1001 mb (29.56 in) | N 39 kph (N 24.2 mph) | 0.00 mm (0.00 in) | 1 1/4SM |
| | KATY 261038Z AUTO 01021KT 1 1/4SM -SN BR BKN014 OVC033 M04/M05 A2957 RMK AO2 PK WND 36027/1010 P0000 |
| 04:35 CST |  Overcast Light Snow | -4°C / 25°F | -5°C / 23°F | 93% | 1001 mb (29.56 in) | N 37 kph (N 23 mph) | 0.00 mm (0.00 in) | 1 1/2SM |
| | KATY 261035Z AUTO 01020KT 1 1/2SM -SN BR SCT016 OVC033 M04/M05 A2957 RMK AO2 PK WND 36027/1010 P0000 |
| 04:14 CST |  Overcast Light Snow | -4°C / 25°F | -5°C / 23°F | 93% | 1001 mb (29.56 in) | N 35 kph (N 21.9 mph) | 0.00 mm (0.00 in) | 4SM |
| | KATY 261014Z AUTO 01019G27KT 4SM -SN BR BKN033 OVC050 M04/M05 A2957 RMK AO2 PK WND 36027/1010 P0000 |
| 04:04 CST |  Overcast Light Snow | -4°C / 25°F | -5°C / 23°F | 93% | 1001 mb (29.56 in) | N 35 kph (N 21.9 mph) | 0.00 mm (0.00 in) | 2 1/2SM |
| | KATY 261004Z AUTO 01019KT 2 1/2SM -SN BR BKN031 OVC048 M04/M05 A2957 RMK AO2 PK WND 36026/0957 P0000 |
| 03:53 CST |  Overcast Light Snow | -4°C / 25°F | -5°C / 23°F | 93% | 1001 mb (29.56 in) | N 35 kph (N 21.9 mph) | 0.00 mm (0.00 in) | 7SM |
| | KATY 260953Z AUTO 01019KT 7SM -SN OVC029 M04/M05 A2956 RMK AO2 PK WND 01026/0913 SNB52 SLP033 P0000 T10391050 |
| 03:01 CST |  Overcast | -3°C / 27°F | -4°C / 25°F | 93% | 1001 mb (29.56 in) | N 35 kph (N 21.9 mph) | - | 9SM |
| | KATY 260901Z AUTO 36019KT 9SM FEW010 BKN025 OVC047 M03/M04 A2955 RMK AO2 |
| 02:53 CST |  Overcast | -3°C / 27°F | -4°C / 25°F | 93% | 1001 mb (29.56 in) | N 33 kph (N 20.7 mph) | 0.00 mm (0.00 in) | 7SM |
| | KATY 260853Z AUTO 36018KT 7SM SCT025 SCT031 OVC047 M03/M04 A2955 RMK AO2 SNB0755E49 SLP028 P0000 60000 T10331044 51013 |
| 02:44 CST |  Overcast Light Snow | -3°C / 27°F | -4°C / 25°F | 93% | 1000 mb (29.53 in) | N 35 kph (N 21.9 mph) | 0.00 mm (0.00 in) | 4SM |
| | KATY 260844Z AUTO 36019KT 4SM -SN BR FEW021 OVC047 M03/M04 A2954 RMK AO2 SNB0755 P0000 |
| 02:37 CST |  Overcast Light Snow | -3°C / 27°F | -4°C / 25°F | 93% | 1000 mb (29.53 in) | N 33 kph (N 20.7 mph) | 0.00 mm (0.00 in) | 2 1/2SM |
| | KATY 260837Z AUTO 36018KT 2 1/2SM -SN BR SCT021 OVC047 M03/M04 A2954 RMK AO2 SNB0755 P0000 |
| 02:30 CST |  Overcast Light Snow | -3°C / 27°F | -4°C / 25°F | 93% | 1000 mb (29.53 in) | N 32 kph (N 19.6 mph) | 0.00 mm (0.00 in) | 2SM |
| | KATY 260830Z AUTO 36017KT 2SM -SN BR BKN021 OVC047 M03/M04 A2954 RMK AO2 SNB0755 P0000 |
| 02:06 CST |  Overcast Fog And Mist | -3°C / 27°F | -4°C / 25°F | 93% | 1000 mb (29.53 in) | N 35 kph (N 21.9 mph) | 0.00 mm (0.00 in) | 6SM |
| | KATY 260806Z AUTO 01019KT 6SM BR SCT013 BKN021 OVC041 M03/M04 A2954 RMK AO2 SNB0755E04 P0000 |
| 01:53 CST |  Overcast Fog And Mist | -3°C / 27°F | -4°C / 25°F | 93% | 1000 mb (29.53 in) | N 35 kph (N 21.9 mph) | 0.00 mm (0.00 in) | 6SM |
| | KATY 260753Z AUTO 36019KT 6SM BR BKN013 BKN021 OVC041 M03/M04 A2953 RMK AO2 UPE14SNB40E48 SLP020 P0000 T10281039 |
| 01:34 CST |  Overcast Fog And Mist | -3°C / 27°F | -4°C / 25°F | 93% | 1000 mb (29.53 in) | N 32 kph (N 19.6 mph) | 0.00 mm (0.00 in) | 4SM |
| | KATY 260734Z AUTO 36017KT 4SM BR BKN011 OVC021 M03/M04 A2953 RMK AO2 UPE14 P0000 |
| 01:16 CST |  Overcast Fog And Mist | -3°C / 27°F | -3°C / 27°F | 100% | 1000 mb (29.53 in) | N 33 kph (N 20.7 mph) | 0.00 mm (0.00 in) | 6SM |
| | KATY 260716Z AUTO 36018KT 6SM BR BKN009 OVC027 M03/M03 A2952 RMK AO2 UPE14 P0000 |
| 01:05 CST |  Overcast Unknown Precip | -3°C / 27°F | -3°C / 27°F | 100% | 1000 mb (29.53 in) | N 33 kph (N 20.7 mph) | 0.00 mm (0.00 in) | 3SM |
| | KATY 260705Z AUTO 01018KT 3SM UP BR BKN011 BKN018 OVC027 M03/M03 A2953 RMK AO2 P0000 |
| 00:53 CST |  Overcast Unknown Precip | -3°C / 27°F | -3°C / 27°F | 100% | 1000 mb (29.53 in) | N 33 kph (N 20.7 mph) | 0.00 mm (0.00 in) | 2SM |
| | KATY 260653Z AUTO 01018KT 2SM UP BR SCT009 BKN018 OVC025 M03/M03 A2953 RMK AO2 UPE21B51 SLP022 P0000 T10281033 |
| 00:48 CST |  Overcast Fog And Mist | -2°C / 28°F | -3°C / 27°F | 93% | 1000 mb (29.53 in) | N 32 kph (N 19.6 mph) | 0.00 mm (0.00 in) | 2 1/2SM |
| | KATY 260648Z AUTO 01017KT 2 1/2SM BR SCT009 BKN012 OVC023 M02/M03 A2953 RMK AO2 UPE21 P0000 |
| 00:21 CST |  Overcast Fog And Mist | -2°C / 28°F | -3°C / 27°F | 93% | 1000 mb (29.53 in) | N 35 kph (N 21.9 mph) | 0.00 mm (0.00 in) | 3SM |
| | KATY 260621Z AUTO 01019KT 3SM BR OVC007 M02/M03 A2952 RMK AO2 UPE21 P0000 |
| 00:13 CST |  Overcast Unknown Precip | -2°C / 28°F | -3°C / 27°F | 93% | 1000 mb (29.53 in) | N 33 kph (N 20.7 mph) | 0.00 mm (0.00 in) | 2 1/2SM |
| | KATY 260613Z AUTO 01018KT 2 1/2SM UP BR OVC007 M02/M03 A2952 RMK AO2 P0000 |
| 00:02 CST |  Overcast Unknown Precip | -2°C / 28°F | -3°C / 27°F | 93% | 1000 mb (29.53 in) | N 35 kph (N 21.9 mph) | 0.00 mm (0.00 in) | 1 3/4SM |
| | KATY 260602Z AUTO 01019KT 1 3/4SM UP BR BKN009 BKN012 OVC034 M02/M03 A2952 RMK AO2 P0000 |