Aviation Digital Data Service (ADDS)

Output produced by TAFs form (0328 UTC 26 March 2017)
found at http://www.aviationweather.gov/adds/tafs/
 
Forecast for: KSFO (SAN FRANCISCO , CA, US)
Text: KSFO 260302Z 2603/2706 27015KT P6SM FEW040 SCT250
Forecast period: 0300 to 0800 UTC 26 March 2017
Forecast type: FROM: standard forecast or significant change
Winds: from the W (270 degrees) at 17 MPH (15 knots; 7.8 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: FM260800 25009KT P6SM FEW015 SCT030 BKN150
Forecast period: 0800 to 1800 UTC 26 March 2017
Forecast type: FROM: standard forecast or significant change
Winds: from the WSW (250 degrees) at 10 MPH (9 knots; 4.7 m/s)
Visibility: 6 or more miles (10+ km)
Ceiling: 15000 feet AGL
Clouds: few clouds at 1500 feet AGL
scattered clouds at 3000 feet AGL
broken clouds at 15000 feet AGL
Weather: no significant weather forecast for this period
Text: TEMPO 2611/2615 BKN015 OVC250
Forecast period: 1100 to 1500 UTC 26 March 2017
Forecast type: TEMPORARY: The following changes expected for less than half the time period
Ceiling: 1500 feet AGL
Clouds: broken clouds at 1500 feet AGL
overcast cloud deck at 25000 feet AGL
Weather: no significant weather forecast for this period
Text: FM261800 17004KT P6SM SCT040 OVC250
Forecast period: 1800 UTC 26 March 2017 to 0200 UTC 27 March 2017
Forecast type: FROM: standard forecast or significant change
Winds: from the S (170 degrees) at 5 MPH (4 knots; 2.1 m/s)
Visibility: 6 or more miles (10+ km)
Ceiling: 25000 feet AGL
Clouds: scattered clouds at 4000 feet AGL
overcast cloud deck at 25000 feet AGL
Weather: no significant weather forecast for this period
Text: FM270200 16007KT P6SM BKN030 OVC150
Forecast period: 0200 to 0600 UTC 27 March 2017
Forecast type: FROM: standard forecast or significant change
Winds: from the SSE (160 degrees) at 8 MPH (7 knots; 3.6 m/s)
Visibility: 6 or more miles (10+ km)
Ceiling: 3000 feet AGL
Clouds: broken clouds at 3000 feet AGL
overcast cloud deck at 15000 feet AGL
Weather: no significant weather forecast for this period