| 22:35 CST |  Overcast | 12°C / 54°F | 9°C / 48°F | 82% | 1020 mb (30.12 in) | ESE 6 kph (ESE 3.5 mph) | - | 7SM |
| | KPIB 080435Z AUTO 11003KT 7SM OVC029 12/09 A3011 RMK AO1 |
| 22:15 CST |  Overcast | 12°C / 54°F | 9°C / 48°F | 82% | 1020 mb (30.12 in) | Calm | - | 8SM |
| | KPIB 080415Z AUTO 00000KT 8SM OVC029 12/09 A3012 RMK AO1 |
| 21:55 CST |  Mostly Cloudy | 12°C / 54°F | 9°C / 48°F | 82% | 1020 mb (30.12 in) | Calm | - | 8SM |
| | KPIB 080355Z AUTO 00000KT 8SM FEW005 BKN029 BKN040 12/09 A3012 RMK AO1 |
| 21:35 CST |  Overcast | 12°C / 54°F | 10°C / 50°F | 88% | 1019 mb (30.09 in) | E 9 kph (E 5.8 mph) | - | 7SM |
| | KPIB 080335Z AUTO 09005KT 7SM FEW005 BKN029 OVC040 12/10 A3010 RMK AO1 |
| 21:15 CST |  Overcast | 12°C / 54°F | 10°C / 50°F | 88% | 1020 mb (30.12 in) | E 9 kph (E 5.8 mph) | - | 6SM |
| | KPIB 080315Z AUTO 10005KT 6SM OVC029 12/10 A3011 RMK AO1 |
| 20:55 CST |  Overcast | 12°C / 54°F | 10°C / 50°F | 88% | 1020 mb (30.12 in) | E 9 kph (E 5.8 mph) | - | 5SM |
| | KPIB 080255Z AUTO 09005KT 5SM OVC029 12/10 A3011 RMK AO1 57003 |
| 20:35 CST |  Overcast | 12°C / 54°F | 10°C / 50°F | 88% | 1020 mb (30.12 in) | Calm | - | 4SM |
| | KPIB 080235Z AUTO 00000KT 4SM OVC027 12/10 A3012 RMK AO1 |
| 20:15 CST |  Overcast | 12°C / 54°F | 10°C / 50°F | 88% | 1020 mb (30.12 in) | Calm | - | 4SM |
| | KPIB 080215Z AUTO 00000KT 4SM BKN025 OVC041 12/10 A3011 RMK AO1 |
| 19:55 CST |  Overcast | 12°C / 54°F | 10°C / 50°F | 88% | 1020 mb (30.12 in) | Calm | - | 5SM |
| | KPIB 080155Z AUTO 00000KT 5SM BKN027 BKN036 OVC044 12/10 A3011 RMK AO1 |
| 19:35 CST |  Overcast | 12°C / 54°F | 11°C / 52°F | 94% | 1020 mb (30.12 in) | Calm | - | 4SM |
| | KPIB 080135Z AUTO 00000KT 4SM SCT004 OVC027 12/11 A3012 RMK AO1 |
| 19:15 CST |  Overcast | 12°C / 54°F | 11°C / 52°F | 94% | 1020 mb (30.12 in) | Calm | - | 3SM |
| | KPIB 080115Z AUTO 00000KT 3SM OVC004 12/11 A3012 RMK AO1 |
| 18:55 CST |  Overcast | 12°C / 54°F | 11°C / 52°F | 94% | 1020 mb (30.12 in) | Calm | - | 3SM |
| | KPIB 080055Z AUTO 00000KT 3SM BKN005 BKN026 OVC034 12/11 A3011 RMK AO1 |
| 18:35 CST |  Overcast | 12°C / 54°F | 11°C / 52°F | 94% | 1020 mb (30.12 in) | Calm | - | 4SM |
| | KPIB 080035Z AUTO 00000KT 4SM OVC003 12/11 A3012 RMK AO1 |
| 18:15 CST |  Overcast | 12°C / 54°F | 11°C / 52°F | 94% | 1020 mb (30.12 in) | Calm | - | 3SM |
| | KPIB 080015Z AUTO 00000KT 3SM OVC003 12/11 A3011 RMK AO1 |
| 17:55 CST |  Overcast | 12°C / 54°F | 11°C / 52°F | 94% | 1020 mb (30.12 in) | Calm | 0.25 mm (0.01 in) | 1 1/4SM |
| | KPIB 072355Z AUTO 00000KT 1 1/4SM OVC003 12/11 A3012 RMK AO1 P0001 60038 10120 20110 401200050 52003 |
| 17:35 CST |  Overcast | 12°C / 54°F | 11°C / 52°F | 94% | 1020 mb (30.12 in) | Calm | 0.25 mm (0.01 in) | 1 3/4SM |
| | KPIB 072335Z AUTO 00000KT 1 3/4SM OVC002 12/11 A3012 RMK AO1 P0001 |
| 17:15 CST |  Overcast | 12°C / 54°F | 11°C / 52°F | 94% | 1020 mb (30.12 in) | Calm | 0.25 mm (0.01 in) | 2 1/2SM |
| | KPIB 072315Z AUTO 00000KT 2 1/2SM OVC003 12/11 A3012 RMK AO1 P0001 |
| 16:55 CST |  Overcast | 12°C / 54°F | 11°C / 52°F | 94% | 1020 mb (30.12 in) | Calm | - | 3SM |
| | KPIB 072255Z AUTO 00000KT 3SM OVC003 12/11 A3011 RMK AO1 |
| 16:35 CST |  Overcast | 12°C / 54°F | 11°C / 52°F | 94% | 1020 mb (30.12 in) | Calm | - | 2 1/2SM |
| | KPIB 072235Z AUTO 00000KT 2 1/2SM OVC003 12/11 A3012 RMK AO1 |
| 16:15 CST |  Overcast | 12°C / 54°F | 10°C / 50°F | 88% | 1020 mb (30.12 in) | Calm | - | 3SM |
| | KPIB 072215Z AUTO 00000KT 3SM OVC002 12/10 A3011 RMK AO1 |
| 15:55 CST |  Overcast | 12°C / 54°F | 10°C / 50°F | 88% | 1020 mb (30.12 in) | Calm | - | 2 1/2SM |
| | KPIB 072155Z AUTO 00000KT 2 1/2SM OVC003 12/10 A3011 RMK AO1 |
| 15:35 CST |  Overcast | 12°C / 54°F | 9°C / 48°F | 82% | 1020 mb (30.12 in) | Calm | - | 2 1/2SM |
| | KPIB 072135Z AUTO 00000KT 2 1/2SM OVC003 12/09 A3011 RMK AO1 |
| 15:15 CST |  Overcast | 11°C / 52°F | 9°C / 48°F | 88% | 1020 mb (30.12 in) | Calm | - | 3SM |
| | KPIB 072115Z AUTO 00000KT 3SM OVC002 11/09 A3011 RMK AO1 |
| 14:55 CST |  Overcast | 11°C / 52°F | 9°C / 48°F | 88% | 1020 mb (30.12 in) | Calm | 2.03 mm (0.08 in) | 2 1/2SM |
| | KPIB 072055Z AUTO 00000KT 2 1/2SM BKN002 OVC010 11/09 A3011 RMK AO1 P0008 60037 57014 |
| 14:35 CST |  Overcast | 11°C / 52°F | 9°C / 48°F | 88% | 1020 mb (30.12 in) | Calm | 1.78 mm (0.07 in) | 3SM |
| | KPIB 072035Z AUTO 00000KT 3SM SCT003 BKN008 OVC020 11/09 A3011 RMK AO1 P0007 |
| 14:15 CST |  Overcast | 11°C / 52°F | 9°C / 48°F | 88% | 1020 mb (30.12 in) | Calm | 1.02 mm (0.04 in) | 2 1/2SM |
| | KPIB 072015Z AUTO 00000KT 2 1/2SM BKN004 BKN008 OVC024 11/09 A3012 RMK AO1 P0004 |
| 13:55 CST |  Overcast | 11°C / 52°F | 9°C / 48°F | 88% | 1020 mb (30.12 in) | Calm | 2.79 mm (0.11 in) | 2SM |
| | KPIB 071955Z AUTO 00000KT 2SM BKN005 OVC024 11/09 A3011 RMK AO1 P0011 |
| 13:35 CST |  Overcast | 11°C / 52°F | 9°C / 48°F | 88% | 1020 mb (30.12 in) | Calm | 0.25 mm (0.01 in) | 3SM |
| | KPIB 071935Z AUTO 00000KT 3SM BKN003 OVC007 11/09 A3012 RMK AO1 P0001 |
| 13:15 CST |  Overcast | 11°C / 52°F | 9°C / 48°F | 88% | 1020 mb (30.12 in) | Calm | 0.25 mm (0.01 in) | 3SM |
| | KPIB 071915Z AUTO 00000KT 3SM OVC003 11/09 A3012 RMK AO1 P0001 |
| 12:55 CST |  Overcast | 11°C / 52°F | 9°C / 48°F | 88% | 1020 mb (30.12 in) | Calm | 4.57 mm (0.18 in) | 2SM |
| | KPIB 071855Z AUTO 00000KT 2SM OVC006 11/09 A3012 RMK AO1 P0018 |
| 12:35 CST |  Overcast | 11°C / 52°F | 9°C / 48°F | 88% | 1020 mb (30.12 in) | Calm | 1.78 mm (0.07 in) | 4SM |
| | KPIB 071835Z AUTO 00000KT 4SM SCT003 BKN008 OVC012 11/09 A3013 RMK AO1 P0007 |
| 12:15 CST |  Overcast | 11°C / 52°F | 9°C / 48°F | 88% | 1021 mb (30.15 in) | Calm | 0.51 mm (0.02 in) | 3SM |
| | KPIB 071815Z AUTO 00000KT 3SM BKN003 BKN012 OVC026 11/09 A3014 RMK AO1 P0002 |
| 11:55 CST |  Overcast | 11°C / 52°F | 9°C / 48°F | 88% | 1021 mb (30.15 in) | Calm | 1.52 mm (0.06 in) | 3SM |
| | KPIB 071755Z AUTO 00000KT 3SM BKN004 OVC026 11/09 A3015 RMK AO1 P0006 60093 10110 20060 57014 |
| 11:35 CST |  Overcast | 10°C / 50°F | 8°C / 46°F | 88% | 1021 mb (30.15 in) | Calm | 0.25 mm (0.01 in) | 4SM |
| | KPIB 071735Z AUTO 00000KT 4SM OVC003 10/08 A3016 RMK AO1 P0001 |
| 11:15 CST |  Overcast | 10°C / 50°F | 8°C / 46°F | 88% | 1021 mb (30.15 in) | Calm | - | 3SM |
| | KPIB 071715Z AUTO 00000KT 3SM OVC003 10/08 A3016 RMK AO1 |
| 10:55 CST |  Overcast | 9°C / 48°F | 7°C / 45°F | 87% | 1021 mb (30.15 in) | E 6 kph (E 3.5 mph) | 1.02 mm (0.04 in) | 3SM |
| | KPIB 071655Z AUTO 09003KT 3SM OVC003 09/07 A3016 RMK AO1 P0004 |
| 10:35 CST |  Overcast | 9°C / 48°F | 7°C / 45°F | 87% | 1021 mb (30.15 in) | SE 6 kph (SE 3.5 mph) | 1.02 mm (0.04 in) | 3SM |
| | KPIB 071635Z AUTO 12003KT 3SM OVC002 09/07 A3016 RMK AO1 P0004 |
| 10:15 CST |  Overcast | 8°C / 46°F | 6°C / 43°F | 87% | 1022 mb (30.18 in) | Calm | 0.76 mm (0.03 in) | 1 3/4SM |
| | KPIB 071615Z AUTO 00000KT 1 3/4SM BKN002 OVC015 08/06 A3019 RMK AO1 P0003 |
| 09:55 CST |  Overcast | 8°C / 46°F | 6°C / 43°F | 87% | 1022 mb (30.18 in) | Calm | 9.65 mm (0.38 in) | 2SM |
| | KPIB 071555Z AUTO 00000KT 2SM SCT003 BKN015 OVC043 08/06 A3019 RMK AO1 P0038 |
| 09:35 CST |  Overcast | 7°C / 45°F | 6°C / 43°F | 93% | 1023 mb (30.21 in) | Calm | 6.35 mm (0.25 in) | 2SM |
| | KPIB 071535Z AUTO 00000KT 2SM BKN003 BKN015 OVC025 07/06 A3020 RMK AO1 P0025 |
| 09:15 CST |  Overcast | 7°C / 45°F | 5°C / 41°F | 87% | 1022 mb (30.18 in) | Calm | 3.56 mm (0.14 in) | 3SM |
| | KPIB 071515Z AUTO 00000KT 3SM BKN003 OVC060 07/05 A3019 RMK AO1 P0014 |
| 08:55 CST |  Overcast | 7°C / 45°F | 5°C / 41°F | 87% | 1022 mb (30.18 in) | Calm | 6.60 mm (0.26 in) | 3SM |
| | KPIB 071455Z AUTO 00000KT 3SM SCT003 BKN034 OVC060 07/05 A3019 RMK AO1 P0026 60045 52017 |
| 08:35 CST |  Overcast | 7°C / 45°F | 4°C / 39°F | 81% | 1022 mb (30.18 in) | SSE 11 kph (SSE 6.9 mph) | 4.32 mm (0.17 in) | 5SM |
| | KPIB 071435Z AUTO 15006KT 5SM SCT025 BKN034 OVC060 07/04 A3018 RMK AO1 P0017 |
| 08:15 CST |  Mostly Cloudy | 7°C / 45°F | 4°C / 39°F | 81% | 1022 mb (30.18 in) | Calm | 2.03 mm (0.08 in) | 3SM |
| | KPIB 071415Z AUTO 00000KT 3SM FEW014 SCT045 BKN060 07/04 A3017 RMK AO1 P0008 |
| 07:55 CST |  Mostly Cloudy | 7°C / 45°F | 4°C / 39°F | 81% | 1021 mb (30.15 in) | Calm | 3.56 mm (0.14 in) | 4SM |
| | KPIB 071355Z AUTO 00000KT 4SM FEW015 SCT026 BKN036 07/04 A3016 RMK AO1 P0014 |
| 07:35 CST |  Overcast | 6°C / 43°F | 4°C / 39°F | 87% | 1021 mb (30.15 in) | Calm | 1.52 mm (0.06 in) | 6SM |
| | KPIB 071335Z AUTO 00000KT 6SM FEW021 BKN037 OVC055 06/04 A3015 RMK AO1 P0006 |
| 07:15 CST |  Overcast | 6°C / 43°F | 3°C / 37°F | 81% | 1021 mb (30.15 in) | Calm | 0.76 mm (0.03 in) | 5SM |
| | KPIB 071315Z AUTO 00000KT 5SM FEW016 SCT031 OVC060 06/03 A3015 RMK AO1 P0003 |
| 06:55 CST |  Overcast | 6°C / 43°F | 3°C / 37°F | 81% | 1021 mb (30.15 in) | Calm | 1.27 mm (0.05 in) | 5SM |
| | KPIB 071255Z AUTO 00000KT 5SM OVC060 06/03 A3015 RMK AO1 P0005 |
| 06:35 CST |  Overcast | 6°C / 43°F | 3°C / 37°F | 81% | 1021 mb (30.15 in) | Calm | 0.51 mm (0.02 in) | 10SM |
| | KPIB 071235Z AUTO 00000KT 10SM BKN060 OVC080 06/03 A3014 RMK AO1 P0002 |
| 06:15 CST |  Overcast | 6°C / 43°F | 2°C / 36°F | 76% | 1021 mb (30.15 in) | Calm | 0.51 mm (0.02 in) | 10SM |
| | KPIB 071215Z AUTO 00000KT 10SM FEW046 BKN060 OVC085 06/02 A3014 RMK AO1 P0002 |
| 05:55 CST |  Overcast | 6°C / 43°F | 2°C / 36°F | 76% | 1021 mb (30.15 in) | Calm | - | 10SM |
| | KPIB 071155Z AUTO 00000KT 10SM OVC060 06/02 A3014 RMK AO1 10070 20060 52003 |
| 05:35 CST |  Overcast | 6°C / 43°F | 2°C / 36°F | 76% | 1021 mb (30.15 in) | Calm | - | 10SM |
| | KPIB 071135Z AUTO 00000KT 10SM OVC060 06/02 A3014 RMK AO1 |
| 05:15 CST |  Overcast | 6°C / 43°F | 1°C / 34°F | 71% | 1020 mb (30.12 in) | Calm | - | 10SM |
| | KPIB 071115Z AUTO 00000KT 10SM OVC060 06/01 A3013 RMK AO1 |
| 04:55 CST |  Overcast | 7°C / 45°F | 0°C / 32°F | 61% | 1020 mb (30.12 in) | Calm | - | 10SM |
| | KPIB 071055Z AUTO 00000KT 10SM OVC060 07/00 A3013 RMK AO1 |
| 04:35 CST |  Overcast | 7°C / 45°F | 0°C / 32°F | 61% | 1020 mb (30.12 in) | Calm | - | 10SM |
| | KPIB 071035Z AUTO 00000KT 10SM OVC070 07/00 A3012 RMK AO1 |
| 04:15 CST |  Overcast | 7°C / 45°F | -1°C / 30°F | 57% | 1020 mb (30.12 in) | Calm | - | 10SM |
| | KPIB 071015Z AUTO 00000KT 10SM OVC070 07/M01 A3012 RMK AO1 |
| 03:55 CST |  Overcast | 7°C / 45°F | -1°C / 30°F | 57% | 1020 mb (30.12 in) | Calm | - | 10SM |
| | KPIB 070955Z AUTO 00000KT 10SM FEW017 FEW050 OVC070 07/M01 A3012 RMK AO1 |
| 03:35 CST |  Overcast | 6°C / 43°F | -1°C / 30°F | 61% | 1020 mb (30.12 in) | Calm | - | 10SM |
| | KPIB 070935Z AUTO 00000KT 10SM BKN015 OVC070 06/M01 A3012 RMK AO1 |
| 03:15 CST |  Overcast | 6°C / 43°F | -1°C / 30°F | 61% | 1020 mb (30.12 in) | Calm | - | 10SM |
| | KPIB 070915Z AUTO 00000KT 10SM BKN017 OVC080 06/M01 A3013 RMK AO1 |
| 02:55 CST |  Overcast | 6°C / 43°F | -1°C / 30°F | 61% | 1020 mb (30.12 in) | Calm | - | 10SM |
| | KPIB 070855Z AUTO 00000KT 10SM OVC080 06/M01 A3013 RMK AO1 57003 |
| 02:35 CST |  Overcast | 6°C / 43°F | -1°C / 30°F | 61% | 1020 mb (30.12 in) | Calm | - | 10SM |
| | KPIB 070835Z AUTO 00000KT 10SM OVC080 06/M01 A3013 RMK AO1 |
| 02:15 CST |  Overcast | 6°C / 43°F | -1°C / 30°F | 61% | 1020 mb (30.12 in) | Calm | - | 10SM |
| | KPIB 070815Z AUTO 00000KT 10SM OVC080 06/M01 A3012 RMK AO1 |
| 01:55 CST |  Overcast | 6°C / 43°F | -1°C / 30°F | 61% | 1020 mb (30.12 in) | Calm | - | 10SM |
| | KPIB 070755Z AUTO 00000KT 10SM OVC080 06/M01 A3013 RMK AO1 |
| 01:35 CST |  Overcast | 6°C / 43°F | -1°C / 30°F | 61% | 1021 mb (30.15 in) | Calm | - | 10SM |
| | KPIB 070735Z AUTO 00000KT 10SM OVC090 06/M01 A3014 RMK AO1 |
| 01:15 CST |  Overcast | 6°C / 43°F | -1°C / 30°F | 61% | 1020 mb (30.12 in) | Calm | - | 10SM |
| | KPIB 070715Z AUTO 00000KT 10SM OVC100 06/M01 A3013 RMK AO1 |
| 00:55 CST |  Mostly Cloudy | 6°C / 43°F | 0°C / 32°F | 66% | 1020 mb (30.12 in) | Calm | - | 10SM |
| | KPIB 070655Z AUTO 00000KT 10SM BKN110 06/00 A3013 RMK AO1 |
| 00:35 CST |  Overcast | 6°C / 43°F | 0°C / 32°F | 66% | 1021 mb (30.15 in) | Calm | - | 10SM |
| | KPIB 070635Z AUTO 00000KT 10SM BKN100 OVC120 06/00 A3014 RMK AO1 |
| 00:15 CST |  Mostly Cloudy | 6°C / 43°F | 0°C / 32°F | 66% | 1021 mb (30.15 in) | Calm | - | 10SM |
| | KPIB 070615Z AUTO 00000KT 10SM FEW090 BKN120 06/00 A3014 RMK AO1 |