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Impacts METAR Board
KMDW - Chicago/Midway Intl, IL, US
Updated at: 1900 UTC 21 Sep 2021
| Potential Impact | None | Slight | Moderate | High |
| Time | 21/07Z | 21/08Z | 21/09Z | 21/10Z | 21/11Z | 21/12Z | 21/13Z | 21/14Z | 21/15Z | 21/16Z | 21/17Z | 21/18Z | 21/19Z |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Temp | 70 | 68 | 68 | 68 | 68 | 68 | 66 | 62 | 65 | 66 | 67 | 68 | 70 |
| Dewpt | 62 | 63 | 63 | 63 | 63 | 63 | 62 | 58 | 57 | 55 | 55 | 56 | 54 |
| Altim | 29.88 | 29.85 | 29.90 | 29.90 | 29.93 | 29.93 | 29.98 | 30.01 | 30.04 | 30.05 | 30.07 | 30.08 | 30.07 |
| VIS | 7 | 9 | 10 | 10 | 10 | 10 | 2 | 10 | 10 | 10 | 10 | 10 | 10 |
| CIG | 70 | 140 | 120 | 55 | 50 | 35 | 7 | 14 | 27 | 40 | 37 | 26 | 40 |
| Cover | OVC | OVC | OVC | OVC | OVC | OVC | OVC | OVC | OVC | OVC | OVC | OVC | BKN |
| FltCat | VFR | VFR | VFR | VFR | VFR | VFR | IFR | MVFR | MVFR | VFR | VFR | MVFR | VFR |
| WX | -RA | -RA | -RA | -RA | -- | -RA | -RA BR | -- | -- | -- | -- | -- | -- |
| WDir | 250 | 200 | 240 | 210 | 230 | 230 | 320 | 340 | 360 | 350 | 340 | 320 | 30 |
| WSpd | 16 | 9 | 10 | 8 | 12 | 7 | 9 | 10 | 8 | 12 | 7 | 6 | 8 |
| WGst | 20 | 17 | -- | -- | -- | -- | -- | 19 | -- | -- | -- | -- | -- |
KMDW 210653Z 25016G20KT 7SM -RA FEW044 BKN070 OVC110 21/17 A2988 RMK AO2 PK WND 23032/0616 WSHFT 0610 RAB17 TSB17E51 SLP107 P0013 T02110167KMDW 210753Z 20009G17KT 9SM -RA FEW008 SCT090 SCT120 OVC140 20/17 A2985 RMK AO2 SLP099 P0002 T02000172KMDW 210853Z 24010KT 10SM -RA SCT009 BKN120 OVC140 20/17 A2990 RMK AO2 SLP114 P0002 60017 T02000172 53012KMDW 210953Z 21008KT 10SM -RA FEW009 BKN055 OVC110 20/17 A2990 RMK AO2 SLP117 P0003 T02000172KMDW 211053Z 23012KT 10SM FEW009 SCT039 BKN050 OVC140 20/17 A2993 RMK AO2 RAE02 SLP125 P0000 T02000172 $KMDW 211153Z 23007KT 10SM -RA FEW009 BKN035 BKN070 OVC200 20/17 A2993 RMK AO2 RAB53 SLP128 P0000 60020 70020 T02000172 10244 20194 53013 $KMDW 211253Z 32009KT 2SM -RA BR BKN007 OVC014 19/17 A2998 RMK AO2 RAE21B37 SLP144 P0003 T01890167KMDW 211353Z 34010G19KT 10SM SCT006 BKN014 OVC021 17/14 A3001 RMK AO2 RAE32 SLP157 P0001 T01670144KMDW 211453Z 36008KT 10SM FEW008 BKN027 OVC032 18/14 A3004 RMK AO2 SLP164 60004 T01830139 51035KMDW 211553Z 35012KT 10SM FEW017 SCT032 OVC040 19/13 A3005 RMK AO2 SLP169 T01890128KMDW 211653Z 34007KT 10SM FEW020 BKN037 OVC055 19/13 A3007 RMK AO2 SLP176 T01940128KMDW 211753Z 32006KT 10SM BKN026 OVC032 20/13 A3008 RMK AO2 SLP178 60004 T02000133 10200 20167 53009KMDW 211853Z 03008KT 10SM SCT030 BKN040 BKN085 BKN250 21/12 A3007 RMK AO2 SLP175 T02110122