KORD - Chicago/O'Hare Intl, IL, US
| Potential Impact | None | Slight | Moderate | High |
| Time | 21/15Z | 21/16Z | 21/17Z | 21/18Z | 21/19Z | 21/20Z | 21/21Z | 21/22Z | 21/23Z | 22/ 0Z | 22/ 1Z | 22/ 2Z | 22/ 3Z |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Temp | 30 | 30 | 32 | 33 | 34 | 35 | 36 | 38 | 39 | 39 | 39 | 38 | 38 |
| Dewpt | 27 | 28 | 29 | 31 | 31 | 32 | 33 | 34 | 35 | 35 | 34 | 33 | 33 |
| Altim | 29.66 | 29.64 | 29.62 | 29.60 | 29.58 | 29.59 | 29.62 | 29.65 | 29.70 | 29.76 | 29.80 | 29.82 | 29.85 |
| VIS | 0.5 | 0.25 | 0.25 | 0.5 | 2 | 3 | 4 | 6 | 10 | 10 | 10 | 10 | 10 |
| CIG | 11 | 6 | 6 | 8 | 11 | 10 | 13 | 14 | 15 | 17 | 45 | 210 | 60 |
| Cover | OVX | OVX | OVX | OVX | OVC | OVC | OVC | OVC | OVC | OVC | BKN | BKN | BKN |
| FltCat | LIFR | LIFR | LIFR | LIFR | IFR | MVFR | MVFR | MVFR | MVFR | MVFR | VFR | VFR | VFR |
| WX | SN FZFG | +SN FZFG | +SN BLSN FG | SN FG | -SN BR | -RA BR | -RA BR | -RA BR | -RA | -RA | -RA | -- | -- |
| WDir | 250 | 270 | 260 | 270 | 270 | 290 | 300 | 310 | 320 | 350 | 330 | 340 | 340 |
| WSpd | 10 | 10 | 16 | 16 | 14 | 15 | 15 | 16 | 18 | 17 | 15 | 13 | 8 |
| WGst | 23 | 21 | 23 | 25 | 25 | 25 | 22 | 29 | 27 | 25 | 26 | -- | -- |
KORD 211458Z 25010G23KT 1/2SM R10L/3000V4000FT SN FZFG VV011 M01/M03 A2966 RMK AO2 P0000 T10111028
KORD 211551Z 27010G21KT 1/4SM R10L/2000V2400FT +SN FZFG VV006 M01/M02 A2964 RMK AO2 PK WND 24026/1535 SLP044 SNINCR 1/1 P0006 T10111022
KORD 211651Z 26016G23KT 1/4SM R10L/2200V2400FT +SN BLSN FG VV006 00/M02 A2962 RMK AO2 SLP037 SNINCR 1/2 P0009 T00001017
KORD 211751Z 27016G25KT 1/2SM R10L/3000FT SN FG VV008 01/M01 A2960 RMK AO2 PK WND 28027/1738 SLP031 SNINCR 1/3 4/003 933003 P0006 60022 T00061006 10006 21011 57012
KORD 211904Z 27014G25KT 2SM -SN BR BKN011 OVC018 01/M01 A2958 RMK AO2 P0000 T00111006
KORD 211951Z 29015G25KT 3SM -RA BR BKN010 OVC018 02/00 A2959 RMK AO2 PK WND 27030/1913 RAB36SNE49 SLP027 P0001 T00170000
KORD 212051Z 30015G22KT 4SM -RA BR BKN013 OVC025 02/01 A2962 RMK AO2 PK WND 29027/1958 SLP036 P0000 60003 T00220006 53005
KORD 212151Z 31016G29KT 6SM -RA BR BKN014 OVC026 03/01 A2965 RMK AO2 PK WND 31029/2149 SLP048 P0002 T00330011
KORD 212251Z 32018G27KT 10SM -RA BKN015 OVC023 04/02 A2970 RMK AO2 PK WND 32030/2222 RAE00B19 SLP062 P0000 T00390017
KORD 212351Z 35017G25KT 10SM -RA BKN017 BKN024 OVC038 04/02 A2976 RMK AO2 PK WND 33031/2259 SLP083 P0001 60006 T00390017 10039 20006 53046
KORD 220051Z 33015G26KT 10SM -RA FEW019 SCT036 BKN045 04/01 A2980 RMK AO2 PK WND 35026/0049 SLP096 P0000 T00390011
KORD 220151Z 34013KT 10SM FEW037 SCT055 BKN210 03/01 A2982 RMK AO2 RAE35 SLP105 P0000 T00330006
KORD 220251Z 34008KT 300V030 10SM BKN060 BKN210 03/01 A2985 RMK AO2 SLP114 60000 T00330006 51031