KORD - Chicago/O'Hare Intl, IL, US
| Potential Impact | None | Slight | Moderate | High |
| Time | 10/11Z | 10/12Z | 10/13Z | 10/14Z | 10/15Z | 10/16Z | 10/17Z | 10/18Z | 10/19Z | 10/20Z | 10/21Z | 10/22Z | 10/23Z |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Temp | 45 | 43 | 44 | 45 | 46 | 46 | 48 | 49 | 49 | 50 | 51 | 53 | 54 |
| Dewpt | 43 | 42 | 42 | 42 | 42 | 41 | 42 | 42 | 41 | 42 | 41 | 40 | 39 |
| Altim | 1019.4 | 1020.7 | 1021.8 | 1022.1 | 1023.1 | 1024.1 | 1024.5 | 1024.8 | 1025.5 | 1025.8 | 1025.8 | 1025.8 | 1026.2 |
| VIS | 7 | 3 | 5 | 3 | 10+ | 10+ | 10+ | 10+ | 10+ | 10+ | 10+ | 10+ | 10+ |
| CIG | 500 | 400 | 600 | 700 | 700 | 1000 | 1500 | 1700 | 2100 | 2000 | 2400 | 4100 | 4600 |
| Cover | OVC | OVC | OVC | OVC | OVC | OVC | OVC | OVC | OVC | OVC | BKN | BKN | BKN |
| FltCat | IFR | LIFR | IFR | IFR | IFR | MVFR | MVFR | MVFR | MVFR | MVFR | MVFR | VFR | VFR |
| WX | -- | -RA BR | -DZ BR | -RA BR | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| WDir | 360 | 340 | 360 | 20 | 10 | 360 | 360 | 340 | 340 | 270 | 310 | 300 | 350 |
| WSpd | 8 | 11 | 11 | 8 | 11 | 12 | 9 | 5 | 7 | 6 | 6 | 6 | 11 |
| WGst | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
METAR KORD 101051Z 36008KT 7SM OVC005 07/06 A3010 RMK AO2 SLP193 T00720061
METAR KORD 101151Z 34011KT 3SM -RA BR OVC004 06/06 A3014 RMK AO2 RAB42 SLP208 P0000 60032 70033 T00610056 10072 20061 53025
METAR KORD 101251Z 36011KT 5SM -DZ BR OVC006 07/06 A3017 RMK AO2 RAE19DZB26 SLP217 P0001 T00670056
METAR KORD 101351Z 02008KT 3SM -RA BR BKN007 OVC021 07/06 A3018 RMK AO2 DZE05RAB23 SLP221 P0000 T00720056
METAR KORD 101451Z 01011KT 10SM OVC007 08/06 A3021 RMK AO2 RAE1358 SLP233 P0000 60001 T00780056 53017
METAR KORD 101551Z 36012KT 10SM OVC010 08/05 A3024 RMK AO2 SLP241 T00780050
METAR KORD 101651Z 36009KT 10SM BKN015 OVC023 09/06 A3025 RMK AO2 SLP245 T00890056
METAR KORD 101751Z 34005KT 10SM OVC017 09/06 A3026 RMK AO2 SLP251 60001 T00940056 10094 20061 51017
METAR KORD 101851Z 34007KT 10SM OVC021 09/05 A3028 RMK AO2 SLP255 T00940050
METAR KORD 101951Z 27006KT 10SM OVC020 10/06 A3029 RMK AO2 SLP260 T01000056
METAR KORD 102051Z 31006KT 10SM BKN024 BKN035 11/05 A3029 RMK AO2 SLP260 T01060050 51008
METAR KORD 102151Z 30006KT 10SM SCT029 BKN041 BKN055 12/04 A3029 RMK AO2 SLP261 T01170044
METAR KORD 102251Z 35011KT 10SM SCT035 BKN046 12/04 A3030 RMK AO2 SLP263 T01220039