KMDW - Chicago/Midway Intl, IL, US
| Potential Impact | None | Slight | Moderate | High |
| Time | 08/17Z | 08/18Z | 08/19Z | 08/20Z | 08/21Z | 08/22Z | 08/23Z | 09/00Z | 09/01Z | 09/02Z | 09/03Z | 09/04Z | 09/05Z |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Temp | 26 | 28 | 30 | 30 | 30 | 29 | 28 | 28 | 27 | 26 | 26 | 26 | 26 |
| Dewpt | 15 | 15 | 16 | 15 | 16 | 16 | 17 | 17 | 16 | 16 | 17 | 16 | 17 |
| Altim | 1028.2 | 1027.5 | 1026.5 | 1025.8 | 1025.8 | 1025.5 | 1025.5 | 1025.8 | 1026.2 | 1025.8 | 1025.8 | 1025.8 | 1025.5 |
| VIS | 10+ | 10+ | 10+ | 10+ | 10+ | 10+ | 10+ | 10+ | 10+ | 10+ | 10+ | 10+ | 10+ |
| CIG | -- | -- | -- | 6500 | 6000 | 6000 | 6000 | 6000 | 6000 | 6000 | 6000 | 6000 | 6000 |
| Cover | SCT | SCT | SCT | BKN | BKN | BKN | BKN | BKN | BKN | OVC | OVC | OVC | OVC |
| FltCat | VFR | VFR | VFR | VFR | VFR | VFR | VFR | VFR | VFR | VFR | VFR | VFR | VFR |
| WX | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| WDir | 140 | 130 | 150 | 160 | 110 | 110 | 120 | 110 | 130 | 120 | 130 | 150 | 140 |
| WSpd | 9 | 9 | 8 | 7 | 8 | 10 | 11 | 13 | 11 | 10 | 10 | 7 | 7 |
| WGst | -- | -- | -- | -- | -- | 20 | -- | 24 | -- | -- | 24 | -- | -- |
METAR KMDW 081653Z 14009KT 10SM FEW013 SCT060 SCT250 M03/M09 A3036 RMK AO2 SLP298 T10331094=
METAR KMDW 081753Z 13009KT 10SM FEW013 SCT060 SCT250 M02/M09 A3034 RMK AO2 SLP288 4/001 T10221094 11022 21067 58008=
METAR KMDW 081853Z 15008KT 10SM FEW013 SCT065 M01/M09 A3031 RMK AO2 SLP278 T10111089=
METAR KMDW 081953Z 16007KT 10SM FEW013 BKN065 M01/M09 A3029 RMK AO2 SLP273 T10111094=
METAR KMDW 082053Z 11008KT 10SM FEW013 BKN060 M01/M09 A3029 RMK AO2 SLP270 T10111089 56017=
METAR KMDW 082153Z 11010G20KT 10SM FEW013 BKN060 M02/M09 A3028 RMK AO2 SLP268 T10171089=
METAR KMDW 082253Z 12011KT 10SM FEW013 BKN060 M02/M08 A3028 RMK AO2 SLP269 T10221083=
METAR KMDW 082353Z 11013G24KT 10SM BKN060 M02/M08 A3029 RMK AO2 SLP274 4/001 T10221083 11011 21022 53003=
METAR KMDW 090053Z 13011KT 10SM BKN060 M03/M09 A3030 RMK AO2 SLP275 T10281089=
METAR KMDW 090153Z 12010KT 10SM OVC060 M03/M09 A3029 RMK AO2 SLP274 T10331089=
METAR KMDW 090253Z 13010G24KT 10SM OVC060 M03/M08 A3029 RMK AO2 SLP273 T10331083 58001=
METAR KMDW 090353Z 15007KT 10SM OVC060 M03/M09 A3029 RMK AO2 SLP272 T10331089=
METAR KMDW 090453Z 14007KT 10SM OVC060 M03/M08 A3028 RMK AO2 SLP269 T10331083=