| 20:53 CST |  Partly Cloudy | 18°C / 64°F | 17°C / 63°F | 94% | 1005 mb (29.68 in) | SSW 9 kph (SSW 5.8 mph) | 0.00 mm (0.00 in) | 10SM |
| | KGRB 030253Z 26005KT 10SM FEW022 18/17 A2969 RMK AO2 RAB27E39 SLP051 P0000 60028 T01780167 50006 $ |
| 19:53 CST |  Mostly Cloudy | 18°C / 64°F | 17°C / 63°F | 94% | 1005 mb (29.68 in) | S 11 kph (S 6.9 mph) | 0.00 mm (0.00 in) | 10SM |
| | KGRB 030153Z 17006KT 10SM BKN110 18/17 A2969 RMK AO2 RAE14 SLP053 P0000 T01780172 $ |
| 18:53 CST |  Mostly Cloudy Light Rain | 18°C / 64°F | 17°C / 63°F | 94% | 1005 mb (29.68 in) | NNW 7 kph (NNW 4.6 mph) | 7.11 mm (0.28 in) | 9SM |
| | KGRB 030053Z 33004KT 9SM -RA SCT030 SCT043 BKN080 18/17 A2969 RMK AO2 PK WND 30030/2359 WSHFT 2359 TSB21E43 PRESFR SLP053 P0028 T01780167 |
| 18:43 CST |  Overcast Heavy Rain | 18°C / 64°F | 16°C / 61°F | 88% | 1006 mb (29.71 in) | WNW 11 kph (WNW 6.9 mph) | 6.86 mm (0.27 in) | 3SM |
| | KGRB 030043Z 29006KT 3SM +RA BR SCT012 BKN037 OVC060 18/16 A2971 RMK AO2 PK WND 30030/2359 WSHFT 2359 TSB21E43 P0027 |
| 18:36 CST |  Overcast Thunder Storms | 18°C / 64°F | 17°C / 63°F | 94% | 1006 mb (29.71 in) | WNW 17 kph (WNW 10.4 mph) | 5.84 mm (0.23 in) | 2SM |
| | KGRB 030036Z 29009KT 2SM TSRA SCT012 BKN037 OVC045 18/17 A2971 RMK AO2 PK WND 30030/2359 WSHFT 2359 TSB21 P0023 |
| 18:31 CST |  Overcast Thunder Storms | 18°C / 64°F | 17°C / 63°F | 94% | 1006 mb (29.71 in) | WNW 19 kph (WNW 11.5 mph) | 5.08 mm (0.20 in) | 3/4SM |
| | KGRB 030031Z 29010G18KT 3/4SM TSRA SCT008 BKN032 OVC050 18/17 A2971 RMK AO2 PK WND 30030/2359 WSHFT 2359 TSB21 P0020 RVRNO |
| 18:22 CST |  Mostly Cloudy Thunder Storms | 18°C / 64°F | 17°C / 63°F | 94% | 1006 mb (29.71 in) | WNW 24 kph (WNW 15 mph) | 0.51 mm (0.02 in) | 1 1/4SM |
| | KGRB 030022Z 29013G23KT 1 1/4SM TSRA FEW004 SCT030 BKN037 18/17 A2971 RMK AO2 PK WND 30030/2359 WSHFT 2359 TSB21 P0002 |
| 18:19 CST |  Mostly Cloudy Light Rain | 18°C / 64°F | 16°C / 61°F | 88% | 1006 mb (29.71 in) | WNW 20 kph (WNW 12.7 mph) | 0.00 mm (0.00 in) | 6SM |
| | KGRB 030019Z 29011G23KT 6SM -RA BR FEW028 SCT037 BKN047 18/16 A2970 RMK AO2 PK WND 30030/2359 WSHFT 2359 P0000 |
| 18:06 CST |  Mostly Cloudy Light Rain | 20°C / 68°F | 16°C / 61°F | 78% | 1005 mb (29.68 in) | NW 37 kph (NW 23 mph) | 0.00 mm (0.00 in) | 10SM |
| | KGRB 030006Z 30020G30KT 10SM -RA SQ FEW028 SCT035 BKN045 20/16 A2969 RMK AO2 PK WND 30030/2359 P0000 |
| 17:53 CST |  Partly Cloudy Light Rain | 24°C / 75°F | 19°C / 66°F | 74% | 1005 mb (29.68 in) | SSW 11 kph (SSW 6.9 mph) | 0.00 mm (0.00 in) | 10SM |
| | KGRB 022353Z 24006KT 10SM -RA FEW044 SCT110 24/19 A2967 RMK AO2 RAB50 SLP044 P0000 60000 T02440189 10272 20244 56017 |
| 16:53 CST |  Clear | 26°C / 79°F | 19°C / 66°F | 65% | 1005 mb (29.68 in) | SW 11 kph (SW 6.9 mph) | - | 10SM |
| | KGRB 022253Z 23006KT 10SM CLR 26/19 A2968 RMK AO2 SLP046 T02560189 |
| 15:53 CST |  Partly Cloudy | 27°C / 81°F | 20°C / 68°F | 66% | 1006 mb (29.71 in) | SW 11 kph (SW 6.9 mph) | - | 10SM |
| | KGRB 022153Z 23006KT 10SM SCT032 27/20 A2970 RMK AO2 SLP055 T02720200 |
| 14:53 CST |  Partly Cloudy | 26°C / 79°F | 20°C / 68°F | 70% | 1006 mb (29.71 in) | SW 13 kph (SW 8.1 mph) | - | 10SM |
| | KGRB 022053Z 21007KT 10SM FEW060 SCT090 26/20 A2972 RMK AO2 SLP061 T02610200 58014 |
| 13:53 CST |  Partly Cloudy | 27°C / 81°F | 20°C / 68°F | 66% | 1007 mb (29.74 in) | S 13 kph (S 8.1 mph) | - | 10SM |
| | KGRB 021953Z 19007KT 10SM FEW028 27/20 A2974 RMK AO2 SLP069 T02670200 |
| 12:53 CST |  Partly Cloudy | 26°C / 79°F | 20°C / 68°F | 70% | 1008 mb (29.77 in) | SSE 11 kph (SSE 6.9 mph) | - | 10SM |
| | KGRB 021853Z 20006KT 10SM FEW027 SCT110 26/20 A2977 RMK AO2 SLP078 T02610200 |
| 12:00 CST |  Clear | 26°C / 79°F | 20°C / 68°F | 70% | 1008 mb (29.77 in) | SSE 17 kph (SSE 10.4 mph) | - | 10SM |
| | KGRB 021800Z 20009KT 10SM CLR 26/20 A2976 RMK AO2 |
| 11:53 CST |  Mostly Cloudy | 26°C / 79°F | 19°C / 66°F | 65% | 1008 mb (29.77 in) | SSE 13 kph (SSE 8.1 mph) | - | 10SM |
| | KGRB 021753Z 20007G16KT 10SM BKN018 BKN050 26/19 A2976 RMK AO2 SLP075 60002 T02560194 10256 20200 58020 $ |
| 11:06 CST |  Mostly Cloudy | 25°C / 77°F | 21°C / 70°F | 79% | 1009 mb (29.8 in) | SW 13 kph (SW 8.1 mph) | - | 10SM |
| | KGRB 021706Z 22007G15KT 10SM BKN018 BKN050 25/21 A2979 RMK AO2 $ |
| 10:53 CST |  Mostly Cloudy | 24°C / 75°F | 21°C / 70°F | 83% | 1009 mb (29.8 in) | SW 15 kph (SW 9.2 mph) | 0.00 mm (0.00 in) | 10SM |
| | KGRB 021653Z 22008G17KT 190V250 10SM FEW018 BKN050 24/21 A2980 RMK AO2 RAB20E38 SLP088 P0000 T02440206 $ |
| 10:06 CST |  Mostly Cloudy | 24°C / 75°F | 21°C / 70°F | 83% | 1009 mb (29.8 in) | S 17 kph (S 10.4 mph) | - | 10SM |
| | KGRB 021606Z 19009KT 10SM FEW016 SCT020 BKN055 24/21 A2981 RMK AO2 $ |
| 09:53 CST |  Mostly Cloudy | 23°C / 73°F | 21°C / 70°F | 89% | 1010 mb (29.83 in) | S 17 kph (S 10.4 mph) | - | 9SM |
| | KGRB 021553Z 19009KT 9SM BKN020 23/21 A2982 RMK AO2 SLP097 T02330211 $ |
| 09:49 CST |  Partly Cloudy | 24°C / 75°F | 21°C / 70°F | 83% | 1010 mb (29.83 in) | S 19 kph (S 11.5 mph) | - | 8SM |
| | KGRB 021549Z 19010KT 8SM SCT018 SCT023 24/21 A2982 RMK AO2 $ |
| 09:18 CST |  Overcast | 22°C / 72°F | 21°C / 70°F | 94% | 1010 mb (29.83 in) | S 9 kph (S 5.8 mph) | - | 7SM |
| | KGRB 021518Z 17005KT 7SM BKN018 OVC026 22/21 A2983 RMK AO2 $ |
| 08:53 CST |  Mostly Cloudy | 22°C / 72°F | 21°C / 70°F | 94% | 1010 mb (29.83 in) | SSE 11 kph (SSE 6.9 mph) | 0.51 mm (0.02 in) | 7SM |
| | KGRB 021453Z 20006KT 7SM BKN014 22/21 A2984 RMK AO2 RAB14E51 SLP104 P0002 60002 T02170206 55001 $ |
| 08:01 CST |  Mostly Cloudy | 22°C / 72°F | 20°C / 68°F | 88% | 1010 mb (29.83 in) | S 15 kph (S 9.2 mph) | - | 7SM |
| | KGRB 021401Z 18008KT 7SM SCT009 BKN014 22/20 A2984 RMK AO2 $ |
| 07:53 CST |  Overcast | 22°C / 72°F | 20°C / 68°F | 88% | 1010 mb (29.83 in) | S 15 kph (S 9.2 mph) | - | 7SM |
| | KGRB 021353Z 17008KT 7SM BKN008 OVC013 22/20 A2984 RMK AO2 CIG 008V012 SLP103 T02170200 $ |
| 07:35 CST |  Overcast Fog And Mist | 22°C / 72°F | 20°C / 68°F | 88% | 1010 mb (29.83 in) | SSE 13 kph (SSE 8.1 mph) | - | 6SM |
| | KGRB 021335Z 16007KT 6SM BR BKN008 OVC015 22/20 A2984 RMK AO2 CIG 008V012 $ |
| 06:53 CST |  Overcast Fog And Mist | 21°C / 70°F | 20°C / 68°F | 94% | 1011 mb (29.85 in) | SE 15 kph (SE 9.2 mph) | - | 5SM |
| | KGRB 021253Z 13008KT 5SM BR FEW006 BKN015 OVC045 21/20 A2985 RMK AO2 SLP105 T02110200 $ |
| 06:48 CST |  Mostly Cloudy Fog And Mist | 21°C / 70°F | 19°C / 66°F | 88% | 1011 mb (29.85 in) | SE 11 kph (SE 6.9 mph) | - | 4SM |
| | KGRB 021248Z 12006KT 4SM BR SCT006 SCT015 BKN021 21/19 A2985 RMK AO2 $ |
| 06:00 CST |  Overcast Fog And Mist | 20°C / 68°F | 19°C / 66°F | 94% | 1011 mb (29.85 in) | ESE 9 kph (ESE 5.8 mph) | - | 5SM |
| | KGRB 021200Z 11005KT 5SM BR OVC006 20/19 A2986 RMK AO2 |
| 05:53 CST |  Overcast Fog And Mist | 20°C / 68°F | 19°C / 66°F | 94% | 1011 mb (29.85 in) | ESE 11 kph (ESE 6.9 mph) | - | 5SM |
| | KGRB 021153Z 11006KT 5SM BR FEW006 BKN017 OVC037 20/19 A2986 RMK AO2 SLP109 60000 T02000189 10200 20183 58014 $ |
| 05:02 CST |  Overcast | 19°C / 66°F | 19°C / 66°F | 100% | 1012 mb (29.88 in) | E 7 kph (E 4.6 mph) | - | 10SM |
| | KGRB 021102Z 09004KT 10SM FEW006 BKN017 OVC037 19/19 A2987 RMK AO2 $ |
| 04:53 CST |  Overcast | 20°C / 68°F | 19°C / 66°F | 94% | 1012 mb (29.88 in) | E 9 kph (E 5.8 mph) | 0.00 mm (0.00 in) | 9SM |
| | KGRB 021053Z 09005KT 9SM BKN006 BKN015 OVC049 20/19 A2987 RMK AO2 RAB07E16 SLP114 P0000 T02000189 |
| 04:17 CST |  Overcast | 19°C / 66°F | 19°C / 66°F | 100% | 1012 mb (29.88 in) | E 9 kph (E 5.8 mph) | 0.00 mm (0.00 in) | 10SM |
| | KGRB 021017Z AUTO 10005KT 10SM BKN006 OVC019 19/19 A2988 RMK AO2 RAB07E16 P0000 |
| 03:53 CST |  Overcast | 19°C / 66°F | 18°C / 64°F | 94% | 1012 mb (29.88 in) | SE 7 kph (SE 4.6 mph) | - | 10SM |
| | KGRB 020953Z AUTO 12004KT 10SM FEW008 BKN019 OVC026 19/18 A2989 RMK AO2 SLP117 T01940183 |
| 02:53 CST |  Overcast | 19°C / 66°F | 18°C / 64°F | 94% | 1013 mb (29.91 in) | SE 13 kph (SE 8.1 mph) | - | 10SM |
| | KGRB 020853Z AUTO 12007KT 10SM OVC017 19/18 A2990 RMK AO2 SLP122 T01940178 58010 |
| 02:00 CST |  Mostly Cloudy | 18°C / 64°F | 17°C / 63°F | 94% | 1013 mb (29.91 in) | SE 6 kph (SE 3.5 mph) | - | 10SM |
| | KGRB 020800Z AUTO 13003KT 10SM BKN021 18/17 A2991 RMK AO2 |
| 01:53 CST |  Partly Cloudy | 18°C / 64°F | 17°C / 63°F | 94% | 1013 mb (29.91 in) | SE 7 kph (SE 4.6 mph) | - | 9SM |
| | KGRB 020753Z AUTO 14004KT 9SM SCT021 18/17 A2991 RMK AO2 SLP127 T01830172 |
| 00:53 CST |  Mostly Cloudy | 18°C / 64°F | 18°C / 64°F | 100% | 1013 mb (29.91 in) | Calm | - | 9SM |
| | KGRB 020653Z AUTO 00000KT 9SM BKN019 18/18 A2992 RMK AO2 SLP130 T01830178 |