Aviation Digital Data Service (ADDS)

Output produced by TAFs form (1154 UTC 27 May 2017)
found at http://www.aviationweather.gov/adds/tafs/
 
METAR text: KORD 271151Z 35004KT 10SM SCT025 13/11 A2991 RMK AO2 SLP128 70053 T01280106 10139 20111 53015
Conditions at: KORD (CHICAGO O'HARE , IL, US) observed 1151 UTC 27 May 2017
Temperature: 12.8°C (55°F)
Dewpoint: 10.6°C (51°F) [RH = 86%]
Pressure (altimeter): 29.91 inches Hg (1013.0 mb)
[Sea-level pressure: 1012.8 mb]
Winds: from the N (350 degrees) at 5 MPH (4 knots; 2.1 m/s)
Visibility: 10 or more miles (16+ km)
Ceiling: at least 12,000 feet AGL
Clouds: scattered clouds at 2500 feet AGL
Weather: no significant weather observed at this time

Forecast for: KORD (CHICAGO O'HARE , IL, US)
Text: KORD 271145Z 2712/2818 05005KT 6SM BR SCT005 SCT025
Forecast period: 1200 to 1500 UTC 27 May 2017
Forecast type: FROM: standard forecast or significant change
Winds: from the NE (50 degrees) at 6 MPH (5 knots; 2.6 m/s)
Visibility: 6 miles (10 km)
Clouds: scattered clouds at 500 feet AGL
scattered clouds at 2500 feet AGL
Weather: BR  (mist)
Text: FM271500 08006KT P6SM SCT025 SCT150
Forecast period: 1500 to 1900 UTC 27 May 2017
Forecast type: FROM: standard forecast or significant change
Winds: from the E (80 degrees) at 7 MPH (6 knots; 3.1 m/s)
Visibility: 6 or more miles (10+ km)
Clouds: scattered clouds at 2500 feet AGL
scattered clouds at 15000 feet AGL
Weather: no significant weather forecast for this period
Text: FM271900 08010KT P6SM FEW040 SCT250
Forecast period: 1900 UTC 27 May 2017 to 0200 UTC 28 May 2017
Forecast type: FROM: standard forecast or significant change
Winds: from the E (80 degrees) at 12 MPH (10 knots; 5.2 m/s)
Visibility: 6 or more miles (10+ km)
Clouds: few clouds at 4000 feet AGL
scattered clouds at 25000 feet AGL
Weather: no significant weather forecast for this period
Text: FM280200 10005KT P6SM SCT080 BKN200
Forecast period: 0200 to 0900 UTC 28 May 2017
Forecast type: FROM: standard forecast or significant change
Winds: from the E (100 degrees) at 6 MPH (5 knots; 2.6 m/s)
Visibility: 6 or more miles (10+ km)
Ceiling: 20000 feet AGL
Clouds: scattered clouds at 8000 feet AGL
broken clouds at 20000 feet AGL
Weather: no significant weather forecast for this period
Text: FM280900 08005KT 6SM SHRA OVC030
Forecast period: 0900 to 1200 UTC 28 May 2017
Forecast type: FROM: standard forecast or significant change
Winds: from the E (80 degrees) at 6 MPH (5 knots; 2.6 m/s)
Visibility: 6 miles (10 km)
Ceiling: 3000 feet AGL
Clouds: overcast cloud deck at 3000 feet AGL
Weather: SHRA  (rain showers)
Text: PROB30 2809/2811 4SM TSRA OVC015CB
Forecast period: 0900 to 1100 UTC 28 May 2017
Forecast type: PROBABLE: 30 percent likelihood of the following during this time
Visibility: 4 miles (6 km)
Ceiling: 1500 feet AGL
Clouds: overcast cloud deck at 1500 feet AGL
Weather: TSRA  (rain associated with thunderstorm(s))
Text: FM281200 10005KT 6SM -SHRA OVC025
Forecast period: 1200 to 1500 UTC 28 May 2017
Forecast type: FROM: standard forecast or significant change
Winds: from the E (100 degrees) at 6 MPH (5 knots; 2.6 m/s)
Visibility: 6 miles (10 km)
Ceiling: 2500 feet AGL
Clouds: overcast cloud deck at 2500 feet AGL
Weather: -SHRA  (light rain showers)
Text: FM281500 30006KT P6SM BKN030
Forecast period: 1500 to 1800 UTC 28 May 2017
Forecast type: FROM: standard forecast or significant change
Winds: from the WNW (300 degrees) at 7 MPH (6 knots; 3.1 m/s)
Visibility: 6 or more miles (10+ km)
Ceiling: 3000 feet AGL
Clouds: broken clouds at 3000 feet AGL
Weather: no significant weather forecast for this period