Aviation Digital Data Service (ADDS)

Output produced by TAFs form (1625 UTC 23 November 2017)
found at http://www.aviationweather.gov/adds/tafs/
 
METAR text: KORD 231551Z 22010KT 10SM FEW070 FEW250 04/M06 A2999 RMK AO2 SLP161 T00441061
Conditions at: KORD (CHICAGO O'HARE , IL, US) observed 1551 UTC 23 November 2017
Temperature: 4.4°C (40°F)
Dewpoint: -6.1°C (21°F) [RH = 46%]
Pressure (altimeter): 29.99 inches Hg (1015.7 mb)
[Sea-level pressure: 1016.1 mb]
Winds: from the SW (220 degrees) at 12 MPH (10 knots; 5.2 m/s)
Visibility: 10 or more miles (16+ km)
Ceiling: at least 12,000 feet AGL
Clouds: few clouds at 7000 feet AGL
few clouds at 25000 feet AGL
Weather: no significant weather observed at this time

Forecast for: KORD (CHICAGO O'HARE , IL, US)
Text: KORD 231459Z 2315/2418 21009KT P6SM FEW040
Forecast period: 1500 to 1800 UTC 23 November 2017
Forecast type: FROM: standard forecast or significant change
Winds: from the SSW (210 degrees) at 10 MPH (9 knots; 4.7 m/s)
Visibility: 6 or more miles (10+ km)
Clouds: few clouds at 4000 feet AGL
Weather: no significant weather forecast for this period
Text: FM231800 24008KT P6SM FEW040 BKN250
Forecast period: 1800 UTC 23 November 2017 to 0000 UTC 24 November 2017
Forecast type: FROM: standard forecast or significant change
Winds: from the WSW (240 degrees) at 9 MPH (8 knots; 4.2 m/s)
Visibility: 6 or more miles (10+ km)
Ceiling: 25000 feet AGL
Clouds: few clouds at 4000 feet AGL
broken clouds at 25000 feet AGL
Weather: no significant weather forecast for this period
Text: FM240000 20005KT P6SM FEW250
Forecast period: 0000 to 1300 UTC 24 November 2017
Forecast type: FROM: standard forecast or significant change
Winds: from the SSW (200 degrees) at 6 MPH (5 knots; 2.6 m/s)
Visibility: 6 or more miles (10+ km)
Clouds: few clouds at 25000 feet AGL
Weather: no significant weather forecast for this period
Text: FM241300 20014G22KT P6SM SCT200
Forecast period: 1300 to 1800 UTC 24 November 2017
Forecast type: FROM: standard forecast or significant change
Winds: from the SSW (200 degrees) at 16 MPH (14 knots; 7.3 m/s)
gusting to 25 MPH (22 knots; 11.4 m/s)
Visibility: 6 or more miles (10+ km)
Clouds: scattered clouds at 20000 feet AGL
Weather: no significant weather forecast for this period