| 13:00 CST |  Overcast Unknown Precip | -1°C / 30°F | -2°C / 28°F | 93% | 1009 mb (29.8 in) | WNW 33 kph (WNW 20.7 mph) | - | 1 3/4SM |
| | KMIB 011900Z AUTO 29018KT 1 3/4SM UP BR OVC015 M01/M02 A2979 RMK AO2 UPB1859SNE1859 SLP109 |
| 12:55 CST |  Overcast Light Snow | -1°C / 30°F | -1°C / 30°F | 100% | 1008 mb (29.77 in) | WNW 37 kph (WNW 23 mph) | 0.00 mm (0.00 in) | 2SM |
| | KMIB 011855Z AUTO 29020KT 2SM -SN BR SCT008 OVC018 M01/M01 A2978 RMK AO2 UPE1800B1822E1847SNB1800E1822B1847 SLP108 P0000 T10091014 |
| 12:47 CST |  Overcast Light Snow | -1°C / 30°F | -1°C / 30°F | 100% | 1008 mb (29.77 in) | WNW 28 kph (WNW 17.3 mph) | - | 2 1/2SM |
| | KMIB 011847Z AUTO 29015KT 2 1/2SM -SN BR OVC016 M01/M01 A2978 RMK AO2 UPE1800B1822E1847SNB1800E1822B1847 SLP107 |
| 12:34 CST |  Overcast Unknown Precip | -1°C / 30°F | -1°C / 30°F | 100% | 1008 mb (29.77 in) | NW 32 kph (NW 19.6 mph) | - | 5SM |
| | KMIB 011834Z AUTO 31017G25KT 5SM UP BR OVC015 M01/M01 A2978 RMK AO2 UPE1800B1822SNB1800E1822 SLP106 |
| 12:31 CST |  Overcast Unknown Precip | -1°C / 30°F | -1°C / 30°F | 100% | 1008 mb (29.77 in) | NW 33 kph (NW 20.7 mph) | - | 3SM |
| | KMIB 011831Z AUTO 30018G25KT 3SM UP BR OVC013 M01/M01 A2978 RMK AO2 UPE1800B1822SNB1800E1822 SLP107 |
| 12:28 CST |  Overcast Unknown Precip | -1°C / 30°F | -1°C / 30°F | 100% | 1008 mb (29.77 in) | NW 35 kph (NW 21.9 mph) | - | 2SM |
| | KMIB 011828Z AUTO 30019G25KT 2SM UP BR OVC013 M01/M01 A2978 RMK AO2 UPE1800B1822SNB1800E1822 SLP106 |
| 12:21 CST |  Overcast Light Snow | 0°C / 32°F | -1°C / 30°F | 93% | 1008 mb (29.77 in) | NW 35 kph (NW 21.9 mph) | - | 1 1/2SM |
| | KMIB 011821Z AUTO 30019G24KT 1 1/2SM -SN BR OVC012 M00/M01 A2978 RMK AO2 UPE1800SNB1800 SLP106 |
| 12:20 CST |  Overcast Light Snow | 0°C / 32°F | -1°C / 30°F | 93% | 1008 mb (29.77 in) | NW 35 kph (NW 21.9 mph) | - | 1 1/2SM |
| | KMIB 011820Z AUTO 30019G24KT 1 1/2SM R29/4500VP6000FT -SN BR FEW006 SCT010 OVC016 M00/M01 A2978 RMK AO2 UPE1800SNB1800 FEW V SCT CIG 010 RWY11 SLP105 |
| 12:16 CST |  Overcast Light Snow | 0°C / 32°F | 0°C / 32°F | 100% | 1008 mb (29.77 in) | NW 37 kph (NW 23 mph) | - | 1 1/4SM |
| | KMIB 011816Z AUTO 30020G24KT 1 1/4SM R29/4000VP6000FT -SN BR SCT007 OVC015 M00/M00 A2977 RMK AO2 UPE1800SNB1800 CIG 010 RWY11 SLP104 |
| 12:10 CST |  Overcast Light Snow | 0°C / 32°F | 0°C / 32°F | 100% | 1008 mb (29.77 in) | NW 24 kph (NW 15 mph) | - | 1SM |
| | KMIB 011810Z AUTO 30013KT 1SM R29/4000VP6000FT -SN BR SCT007 OVC016 M00/M00 A2978 RMK AO2 UPE1800SNB1800 CIG 010 RWY11 SLP105 |
| 12:08 CST |  Overcast Light Snow | 0°C / 32°F | 0°C / 32°F | 100% | 1008 mb (29.77 in) | NW 26 kph (NW 16.1 mph) | - | 1 1/4SM |
| | KMIB 011808Z AUTO 30014KT 1 1/4SM R29/4000VP6000FT -SN BR SCT007 BKN011 OVC019 M00/M00 A2977 RMK AO2 UPE1800SNB1800 SLP104 |
| 12:06 CST |  Overcast Light Snow | 0°C / 32°F | 0°C / 32°F | 100% | 1008 mb (29.77 in) | NW 26 kph (NW 16.1 mph) | - | 1 3/4SM |
| | KMIB 011806Z AUTO 30014KT 1 3/4SM R29/4500VP6000FT -SN BR OVC011 M00/M00 A2977 RMK AO2 VIS 1 RWY11 UPE1800SNB1800 SLP104 |
| 12:03 CST |  Overcast Light Snow | 0°C / 32°F | 0°C / 32°F | 100% | 1008 mb (29.77 in) | NW 26 kph (NW 16.1 mph) | - | 2 1/2SM |
| | KMIB 011803Z AUTO 30014KT 2 1/2SM -SN BR BKN007 BKN011 OVC024 00/M00 A2977 RMK AO2 VIS 1 1/2 RWY11 UPE1800SNB1800 BKN007 V SCT SLP104 |
| 12:02 CST |  Overcast Light Snow | 0°C / 32°F | 0°C / 32°F | 100% | 1008 mb (29.77 in) | NW 26 kph (NW 16.1 mph) | - | 3SM |
| | KMIB 011802Z AUTO 30014KT 3SM -SN BR BKN007 BKN011 OVC024 00/M00 A2977 RMK AO2 VIS 1 3/4 RWY11 UPE1800SNB1800 SLP104 |
| 11:59 CST |  Overcast Unknown Precip | 0°C / 32°F | 0°C / 32°F | 100% | 1008 mb (29.77 in) | WNW 26 kph (WNW 16.1 mph) | - | 5SM |
| | KMIB 011759Z AUTO 29014KT 5SM UP BR OVC014 00/M00 A2977 RMK AO2 CIG 007 RWY11 SLP104 |
| 11:55 CST |  Overcast Unknown Precip | 0°C / 32°F | 0°C / 32°F | 100% | 1008 mb (29.77 in) | NW 24 kph (NW 15 mph) | 0.00 mm (0.00 in) | 8SM |
| | KMIB 011755Z AUTO 30013KT 8SM UP BKN008 BKN012 OVC025 00/M00 A2977 RMK AO2 UPE1712B1745SNB1712E1745RAB1751E1754 BKN008 V SCT SLP104 P0000 60000 T00011002 10001 21012 51025 |
| 11:50 CST |  Overcast Unknown Precip | 0°C / 32°F | 0°C / 32°F | 100% | 1008 mb (29.77 in) | NW 20 kph (NW 12.7 mph) | - | 10SM |
| | KMIB 011750Z AUTO 30011KT 10SM UP BKN008 BKN011 OVC024 00/M00 A2977 RMK AO2 UPE1712B1745SNB1712E1745 SLP104 |
| 11:48 CST |  Overcast Unknown Precip | 0°C / 32°F | 0°C / 32°F | 100% | 1008 mb (29.77 in) | NW 24 kph (NW 15 mph) | - | 8SM |
| | KMIB 011748Z AUTO 30013KT 8SM UP OVC012 00/M00 A2977 RMK AO2 UPE1712B1745SNB1712E1745 CIG 007 RWY11 SLP104 |
| 11:44 CST |  Overcast Light Snow | 0°C / 32°F | 0°C / 32°F | 100% | 1008 mb (29.77 in) | NW 26 kph (NW 16.1 mph) | - | 6SM |
| | KMIB 011744Z AUTO 31014KT 6SM -SN BR BKN007 OVC018 00/M00 A2977 RMK AO2 UPE1712SNB1712 SLP103 |
| 11:43 CST |  Overcast Light Snow | 0°C / 32°F | 0°C / 32°F | 100% | 1008 mb (29.77 in) | NW 24 kph (NW 15 mph) | - | 5SM |
| | KMIB 011743Z AUTO 31013KT 5SM -SN BR OVC011 00/M00 A2977 RMK AO2 UPE1712SNB1712 CIG 007 RWY11 SLP103 |
| 11:40 CST |  Overcast Light Snow | 0°C / 32°F | 0°C / 32°F | 100% | 1008 mb (29.77 in) | NW 24 kph (NW 15 mph) | - | 4SM |
| | KMIB 011740Z AUTO 30013KT 4SM -SN BR OVC009 00/M00 A2977 RMK AO2 UPE1712SNB1712 SLP103 |
| 11:34 CST |  Overcast Light Snow | 0°C / 32°F | 0°C / 32°F | 100% | 1008 mb (29.77 in) | NW 26 kph (NW 16.1 mph) | - | 3SM |
| | KMIB 011734Z AUTO 31014KT 3SM -SN BR OVC010 M00/M00 A2977 RMK AO2 UPE1712SNB1712 SLP102 |
| 11:19 CST |  Overcast Light Snow | 0°C / 32°F | 0°C / 32°F | 100% | 1008 mb (29.77 in) | NW 22 kph (NW 13.8 mph) | - | 4SM |
| | KMIB 011719Z AUTO 31012KT 4SM -SN BR OVC009 M00/M00 A2977 RMK AO2 UPE1712SNB1712 CIG 007V030 SLP104 |
| 10:55 CST |  Overcast Unknown Precip | 0°C / 32°F | -1°C / 30°F | 93% | 1008 mb (29.77 in) | NW 20 kph (NW 12.7 mph) | 0.00 mm (0.00 in) | 9SM |
| | KMIB 011655Z AUTO 32011KT 9SM UP OVC010 M00/M01 A2976 RMK AO2 SLP102 P0000 T10041007 |
| 10:49 CST |  Overcast Unknown Precip | 0°C / 32°F | -1°C / 30°F | 93% | 1008 mb (29.77 in) | NNW 22 kph (NNW 13.8 mph) | - | 7SM |
| | KMIB 011649Z AUTO 33012KT 7SM UP OVC010 M00/M01 A2976 RMK AO2 SLP101 |
| 09:55 CST |  Overcast Unknown Precip | -1°C / 30°F | -1°C / 30°F | 100% | 1007 mb (29.74 in) | NNW 24 kph (NNW 15 mph) | 0.00 mm (0.00 in) | 10SM |
| | KMIB 011555Z AUTO 34013KT 10SM UP OVC007 M01/M01 A2974 RMK AO2 UPB1541SNE1541 SLP093 P0000 T10071008 |
| 08:55 CST |  Overcast Light Snow | -1°C / 30°F | -1°C / 30°F | 100% | 1006 mb (29.71 in) | NNW 26 kph (NNW 16.1 mph) | 0.00 mm (0.00 in) | 3SM |
| | KMIB 011455Z AUTO 33014KT 3SM -SN BR OVC007 M01/M01 A2970 RMK AO2 SLP079 P0000 60000 T10091010 51063 |
| 08:48 CST |  Overcast Light Snow | -1°C / 30°F | -1°C / 30°F | 100% | 1005 mb (29.68 in) | NW 22 kph (NW 13.8 mph) | - | 3SM |
| | KMIB 011448Z AUTO 32012KT 3SM -SN BR OVC007 M01/M01 A2969 RMK AO2 SLP078 |
| 08:38 CST |  Overcast Light Snow | -1°C / 30°F | -1°C / 30°F | 100% | 1005 mb (29.68 in) | NNW 30 kph (NNW 18.4 mph) | - | 2 1/2SM |
| | KMIB 011438Z AUTO 33016KT 2 1/2SM -SN BR OVC008 M01/M01 A2968 RMK AO2 SLP076 |
| 08:36 CST |  Overcast Light Snow | -1°C / 30°F | -1°C / 30°F | 100% | 1005 mb (29.68 in) | NNW 30 kph (NNW 18.4 mph) | - | 2 1/2SM |
| | KMIB 011436Z AUTO 33016KT 2 1/2SM -SN BR OVC006 M01/M01 A2968 RMK AO2 SLP075 |
| 08:12 CST |  Overcast Light Snow | -1°C / 30°F | -1°C / 30°F | 100% | 1004 mb (29.65 in) | NNW 30 kph (NNW 18.4 mph) | - | 4SM |
| | KMIB 011412Z AUTO 33016KT 4SM -SN BR OVC006 M01/M01 A2966 RMK AO2 SLP068 |
| 08:08 CST |  Overcast Light Snow | -1°C / 30°F | -1°C / 30°F | 100% | 1004 mb (29.65 in) | NNW 30 kph (NNW 18.4 mph) | - | 3SM |
| | KMIB 011408Z AUTO 33016KT 3SM R29/4000VP6000FT -SN BR OVC009 M01/M01 A2966 RMK AO2 CIG 005 RWY11 SLP067 |
| 08:04 CST |  Overcast Light Snow | 0°C / 32°F | -1°C / 30°F | 93% | 1004 mb (29.65 in) | NNW 30 kph (NNW 18.4 mph) | - | 2SM |
| | KMIB 011404Z AUTO 34016KT 2SM R29/3500VP6000FT -SN BR OVC011 M00/M01 A2965 RMK AO2 CIG 007 RWY11 SLP066 |
| 08:03 CST |  Overcast Light Snow | 0°C / 32°F | -1°C / 30°F | 93% | 1004 mb (29.65 in) | NNW 30 kph (NNW 18.4 mph) | - | 1 3/4SM |
| | KMIB 011403Z AUTO 34016KT 1 3/4SM R29/3500VP6000FT -SN BR OVC011 M00/M01 A2965 RMK AO2 PRESRR SLP066 |
| 08:02 CST |  Overcast Light Snow | 0°C / 32°F | -1°C / 30°F | 93% | 1004 mb (29.65 in) | NNW 28 kph (NNW 17.3 mph) | - | 1 3/4SM |
| | KMIB 011402Z AUTO 34015KT 1 3/4SM R29/3500V5500FT -SN BR OVC012 M00/M01 A2965 RMK AO2 SLP065 |
| 08:00 CST |  Overcast Light Snow | 0°C / 32°F | -1°C / 30°F | 93% | 1004 mb (29.65 in) | NNW 30 kph (NNW 18.4 mph) | - | 1 1/2SM |
| | KMIB 011400Z AUTO 34016KT 1 1/2SM R29/3500V4000FT -SN BR OVC014 M00/M01 A2965 RMK AO2 CIG 010 RWY11 PRESRR SLP065 |
| 07:57 CST |  Mostly Cloudy Light Snow | 0°C / 32°F | 0°C / 32°F | 100% | 1004 mb (29.65 in) | NNW 26 kph (NNW 16.1 mph) | - | 1 1/2SM |
| | KMIB 011357Z AUTO 34014KT 1 1/2SM R29/3500V4500FT -SN BR BKN008 BKN028 M00/M00 A2965 RMK AO2 BKN028 V OVC PRESRR SLP064 |
| 07:56 CST |  Overcast Light Snow | 0°C / 32°F | 0°C / 32°F | 100% | 1004 mb (29.65 in) | NNW 24 kph (NNW 15 mph) | - | 1 3/4SM |
| | KMIB 011356Z AUTO 34013G17KT 1 3/4SM R29/3500VP6000FT -SN BR BKN008 OVC028 M00/M00 A2965 RMK AO2 OVC V BKN PRESRR SLP063 |
| 07:55 CST |  Overcast Light Snow | 0°C / 32°F | 0°C / 32°F | 100% | 1004 mb (29.65 in) | NNW 24 kph (NNW 15 mph) | 0.00 mm (0.00 in) | 1 3/4SM |
| | KMIB 011355Z AUTO 34013G17KT 1 3/4SM R29/3500VP6000FT -SN BR OVC014 M00/M00 A2965 RMK AO2 FZRAB1310E1346UPE1316B1346E1349SNB1349 CIG 007 RWY11 PRESRR SLP061 P0000 T10031004 |
| 07:52 CST |  Overcast Light Snow | 0°C / 32°F | 0°C / 32°F | 100% | 1004 mb (29.65 in) | N 24 kph (N 15 mph) | - | 2 1/2SM |
| | KMIB 011352Z AUTO 35013KT 2 1/2SM R29/3500VP6000FT -SN BR SCT007 BKN011 OVC030 M00/M00 A2964 RMK AO2 FZRAB1310E1346UPE1316B1346E1349SNB1349 CIG 007 RWY11 PRESRR SLP060 |
| 07:45 CST |  Overcast Light Freezing Rain | 0°C / 32°F | -1°C / 30°F | 93% | 1003 mb (29.62 in) | N 24 kph (N 15 mph) | - | 9SM |
| | KMIB 011345Z AUTO 36013KT 9SM -FZRA BKN007 BKN013 OVC041 M00/M01 A2963 RMK AO2 FZRAB1310UPE1316 PRESRR SLP055 |
| 07:36 CST |  Overcast Light Freezing Rain | 0°C / 32°F | -1°C / 30°F | 93% | 1002 mb (29.59 in) | N 26 kph (N 16.1 mph) | - | 8SM |
| | KMIB 011336Z AUTO 01014G24KT 8SM -FZRA SCT007 BKN012 OVC028 M00/M01 A2960 RMK AO2 FZRAB1310UPE1316 SLP047 |
| 07:34 CST |  Overcast Light Freezing Rain | 0°C / 32°F | -1°C / 30°F | 93% | 1002 mb (29.59 in) | N 28 kph (N 17.3 mph) | - | 8SM |
| | KMIB 011334Z AUTO 01015G24KT 8SM -FZRA SCT007 OVC019 M00/M01 A2960 RMK AO2 FZRAB1310UPE1316 CIG 011 RWY11 SLP047 |
| 07:31 CST |  Overcast Light Freezing Rain | 0°C / 32°F | -1°C / 30°F | 93% | 1002 mb (29.59 in) | N 32 kph (N 19.6 mph) | - | 9SM |
| | KMIB 011331Z AUTO 36017G24KT 9SM -FZRA SCT007 BKN012 OVC019 M00/M01 A2960 RMK AO2 FZRAB1310UPE1316 SLP045 |
| 07:30 CST |  Overcast Light Freezing Rain | 0°C / 32°F | -1°C / 30°F | 93% | 1002 mb (29.59 in) | N 28 kph (N 17.3 mph) | - | 9SM |
| | KMIB 011330Z AUTO 36015G21KT 9SM -FZRA SCT007 OVC015 M00/M01 A2960 RMK AO2 FZRAB1310UPE1316 SLP046 |
| 07:29 CST |  Overcast Light Freezing Rain | 0°C / 32°F | -1°C / 30°F | 93% | 1002 mb (29.59 in) | N 32 kph (N 19.6 mph) | - | 9SM |
| | KMIB 011329Z AUTO 36017G20KT 9SM -FZRA SCT007 BKN012 OVC018 M00/M01 A2960 RMK AO2 FZRAB1310UPE1316 SLP045 |
| 07:28 CST |  Overcast Light Freezing Rain | 0°C / 32°F | -1°C / 30°F | 93% | 1002 mb (29.59 in) | N 30 kph (N 18.4 mph) | - | 9SM |
| | KMIB 011328Z AUTO 36016G20KT 9SM -FZRA SCT007 OVC016 M00/M01 A2960 RMK AO2 FZRAB1310UPE1316 CIG 011 RWY11 SLP045 |
| 07:22 CST |  Overcast Light Freezing Rain | 0°C / 32°F | -1°C / 30°F | 93% | 1002 mb (29.59 in) | N 28 kph (N 17.3 mph) | - | 10SM |
| | KMIB 011322Z AUTO 36015G22KT 10SM R29/5500VP6000FT -FZRA OVC014 M00/M01 A2959 RMK AO2 FZRAB1310UPE1316 SLP044 |
| 07:10 CST |  Overcast Light Freezing Rain | 0°C / 32°F | -2°C / 28°F | 87% | 1002 mb (29.59 in) | N 32 kph (N 19.6 mph) | - | 10SM |
| | KMIB 011310Z AUTO 35017G22KT 10SM -FZRA OVC016 M00/M02 A2958 RMK AO2 FZRAB1310UPE1310 SLP039 |
| 06:55 CST |  Overcast Unknown Precip | 0°C / 32°F | -3°C / 27°F | 80% | 1001 mb (29.56 in) | N 30 kph (N 18.4 mph) | 0.00 mm (0.00 in) | 10SM |
| | KMIB 011255Z AUTO 36016G24KT 10SM UP OVC016 M00/M03 A2957 RMK AO2 UPB1251 SLP033 P0000 T10021026 |
| 05:55 CST |  Overcast | -2°C / 28°F | -3°C / 27°F | 93% | 999 mb (29.5 in) | NNE 13 kph (NNE 8.1 mph) | - | 10SM |
| | KMIB 011155Z AUTO 02007KT 10SM OVC017 M02/M03 A2950 RMK AO2 SLP012 T10161033 11007 21074 53006 |
| 05:22 CST |  Overcast | -5°C / 23°F | -5°C / 23°F | 100% | 998 mb (29.47 in) | N 11 kph (N 6.9 mph) | - | 10SM |
| | KMIB 011122Z AUTO 01006KT 10SM OVC028 M05/M05 A2948 RMK AO2 CIG 020V030 SLP007 |
| 05:15 CST |  Overcast | -6°C / 21°F | -7°C / 19°F | 93% | 999 mb (29.5 in) | N 11 kph (N 6.9 mph) | - | 10SM |
| | KMIB 011115Z AUTO 35006KT 10SM OVC038 M06/M07 A2949 RMK AO2 SLP010 |
| 05:10 CST |  Overcast | -6°C / 21°F | -8°C / 18°F | 86% | 999 mb (29.5 in) | NNW 11 kph (NNW 6.9 mph) | - | 10SM |
| | KMIB 011110Z AUTO 33006KT 10SM BKN021 BKN070 OVC085 M06/M08 A2949 RMK AO2 BKN021 V SCT SLP010 |
| 04:55 CST |  Mostly Cloudy | -6°C / 21°F | -7°C / 19°F | 93% | 998 mb (29.47 in) | Calm | - | 10SM |
| | KMIB 011055Z AUTO 00000KT 10SM SCT070 BKN085 M06/M07 A2948 RMK AO2 SLP005 T10571069 |
| 03:55 CST |  Clear | -6°C / 21°F | -7°C / 19°F | 93% | 998 mb (29.47 in) | NNW 6 kph (NNW 3.5 mph) | - | 10SM |
| | KMIB 010955Z AUTO 34003KT 10SM CLR M06/M07 A2948 RMK AO2 SLP002 T10551066 |
| 02:55 CST |  Clear | -4°C / 25°F | -5°C / 23°F | 93% | 998 mb (29.47 in) | SSE 9 kph (SSE 5.8 mph) | - | 10SM |
| | KMIB 010855Z AUTO 16005KT 10SM CLR M04/M05 A2948 RMK AO2 SLP001 T10351048 56021 |
| 01:55 CST |  Overcast | -1°C / 30°F | -4°C / 25°F | 80% | 999 mb (29.5 in) | SE 15 kph (SE 9.2 mph) | - | 10SM |
| | KMIB 010755Z AUTO 12008KT 10SM OVC100 M01/M04 A2949 RMK AO2 SLP000 T10101038 |
| 00:55 CST |  Mostly Cloudy | -2°C / 28°F | -4°C / 25°F | 86% | 1000 mb (29.53 in) | E 7 kph (E 4.6 mph) | - | 10SM |
| | KMIB 010655Z AUTO 08004KT 10SM BKN085 M02/M04 A2952 RMK AO2 SLP014 T10161044 |