Aviation Digital Data Service (ADDS)

Output produced by TAFs form (1233 UTC 20 July 2017)
found at http://www.aviationweather.gov/adds/tafs/
 
Forecast for: KNHK (PATUXENT RIVER , MD, US)
Text: TAF KNHK 2007/2107 VRB05KT 9999 SCT055 SCT250 QNH2996INS
Forecast period: 0700 to 1600 UTC 20 July 2017
Forecast type: FROM: standard forecast or significant change
Winds: variable direction winds at 6 MPH (5 knots; 2.6 m/s)
Visibility: 6 or more miles (10+ km)
Clouds: scattered clouds at 5500 feet AGL
scattered clouds at 25000 feet AGL
Weather: no significant weather forecast for this period
Text: BECMG 2016/2018 14009KT 9999 SCT060 BKN160 BKN250 QNH2990INS
Forecast period: 1600 to 2300 UTC 20 July 2017
Forecast type: BECOMING: Conditions expected to become as follows by 1800 UTC 20 July 2017
Winds: from the SE (140 degrees) at 10 MPH (9 knots; 4.7 m/s)
Visibility: 6 or more miles (10+ km)
Ceiling: 16000 feet AGL
Clouds: scattered clouds at 6000 feet AGL
broken clouds at 16000 feet AGL
broken clouds at 25000 feet AGL
Weather: no significant weather forecast for this period
Text: FM202300 VRB06KT 9999 SCT250 QNH2990INS AUTOMATED SENSOR METWATCH 2007 TIL 2008 T24/2010Z T33/2020Z FN00151
Forecast period: 2300 UTC 20 July 2017 to 0700 UTC 21 July 2017
Forecast type: FROM: standard forecast or significant change
Winds: variable direction winds at 7 MPH (6 knots; 3.1 m/s)
Visibility: 6 or more miles (10+ km)
Clouds: scattered clouds at 25000 feet AGL
Weather: no significant weather forecast for this period