Aviation Digital Data Service (ADDS)

Output produced by TAFs form (0148 UTC 27 April 2015)
found at http://www.aviationweather.gov/adds/tafs/
 
Forecast for: KSFO (SAN FRANCISCO , CA, US)
Text: KSFO 262333Z 2700/2806 27022KT P6SM SCT200
Forecast period: 0000 to 1100 UTC 27 April 2015
Forecast type: FROM: standard forecast or significant change
Winds: from the W (270 degrees) at 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
Text: TEMPO 2700/2704 27023G30KT
Forecast period: 0000 to 0400 UTC 27 April 2015
Forecast type: TEMPORARY: The following changes expected for less than half the time period
Winds: from the W (270 degrees) at 26 MPH (23 knots; 12.0 m/s)
gusting to 34 MPH (30 knots; 15.6 m/s)
Weather: no significant weather forecast for this period
Text: FM271100 27015KT P6SM FEW008
Forecast period: 1100 to 1300 UTC 27 April 2015
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 800 feet AGL
Weather: no significant weather forecast for this period
Text: FM271300 28009KT P6SM FEW008
Forecast period: 1300 to 1600 UTC 27 April 2015
Forecast type: FROM: standard forecast or significant change
Winds: from the W (280 degrees) at 10 MPH (9 knots; 4.7 m/s)
Visibility: 6 or more miles (10+ km)
Clouds: few clouds at 800 feet AGL
Weather: no significant weather forecast for this period
Text: FM271600 03006KT P6SM SKC
Forecast period: 1600 to 2000 UTC 27 April 2015
Forecast type: FROM: standard forecast or significant change
Winds: from the NNE (30 degrees) at 7 MPH (6 knots; 3.1 m/s)
Visibility: 6 or more miles (10+ km)
Clouds: clear skies
Weather: no significant weather forecast for this period
Text: FM272000 30016KT P6SM SKC
Forecast period: 2000 UTC 27 April 2015 to 0600 UTC 28 April 2015
Forecast type: FROM: standard forecast or significant change
Winds: from the WNW (300 degrees) at 18 MPH (16 knots; 8.3 m/s)
Visibility: 6 or more miles (10+ km)
Clouds: clear skies
Weather: no significant weather forecast for this period