Aviation Digital Data Service (ADDS)

Output produced by TAFs form (0952 UTC 22 September 2017)
found at http://www.aviationweather.gov/adds/tafs/
 
METAR text: KORD 220851Z 17005KT 10SM BKN160 BKN250 24/20 A3004 RMK AO2 SLP165 T02440200 53007
Conditions at: KORD (CHICAGO O'HARE , IL, US) observed 0851 UTC 22 September 2017
Temperature: 24.4°C (76°F)
Dewpoint: 20.0°C (68°F) [RH = 77%]
Pressure (altimeter): 30.04 inches Hg (1017.4 mb)
[Sea-level pressure: 1016.5 mb]
Winds: from the S (170 degrees) at 6 MPH (5 knots; 2.6 m/s)
Visibility: 10 or more miles (16+ km)
Ceiling: 16000 feet AGL
Clouds: broken clouds at 16000 feet AGL
broken clouds at 25000 feet AGL
Weather: no significant weather observed at this time

Forecast for: KORD (CHICAGO O'HARE , IL, US)
Text: KORD 220845Z 2209/2312 18007KT P6SM SCT250
Forecast period: 0900 UTC 22 September 2017 to 1200 UTC 23 September 2017
Forecast type: FROM: standard forecast or significant change
Winds: from the S (180 degrees) at 8 MPH (7 knots; 3.6 m/s)
Visibility: 6 or more miles (10+ km)
Clouds: scattered clouds at 25000 feet AGL
Weather: no significant weather forecast for this period