Aviation Digital Data Service (ADDS)

Output produced by METARs form (0528 UTC 22 November 2017)
found at http://bcaws.aviationweather.gov/adds/metars/
 
METAR text: KSFO 220456Z 00000KT 10SM FEW180 16/12 A3014 RMK AO2 SLP206 T01610122
Conditions at: KSFO (SAN FRANCISCO , CA, US) observed 0456 UTC 22 November 2017
Temperature: 16.1°C (61°F)
Dewpoint: 12.2°C (54°F) [RH = 78%]
Pressure (altimeter): 30.14 inches Hg (1020.7 mb)
[Sea-level pressure: 1020.6 mb]
Winds: calm
Visibility: 10 or more miles (16+ km)
Ceiling: at least 12,000 feet AGL
Clouds: few clouds at 18000 feet AGL
Weather: no significant weather observed at this time

Forecast for: KSFO (SAN FRANCISCO , CA, US)
Text: KSFO 220300Z 2203/2306 00000KT P6SM SCT250
Forecast period: 0300 to 1000 UTC 22 November 2017
Forecast type: FROM: standard forecast or significant change
Winds: calm
Visibility: 6 or more miles (10+ km)
Clouds: scattered clouds at 25000 feet AGL
Weather: no significant weather forecast for this period
Text: FM221000 02005KT P6SM FEW250
Forecast period: 1000 to 1900 UTC 22 November 2017
Forecast type: FROM: standard forecast or significant change
Winds: from the NNE (20 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: FM221900 33004KT P6SM BKN250
Forecast period: 1900 UTC 22 November 2017 to 0400 UTC 23 November 2017
Forecast type: FROM: standard forecast or significant change
Winds: from the NNW (330 degrees) at 5 MPH (4 knots; 2.1 m/s)
Visibility: 6 or more miles (10+ km)
Ceiling: 25000 feet AGL
Clouds: broken clouds at 25000 feet AGL
Weather: no significant weather forecast for this period
Text: FM230400 29003KT P6SM OVC250
Forecast period: 0400 to 0600 UTC 23 November 2017
Forecast type: FROM: standard forecast or significant change
Winds: from the WNW (290 degrees) at 3 MPH (3 knots; 1.6 m/s)
Visibility: 6 or more miles (10+ km)
Ceiling: 25000 feet AGL
Clouds: overcast cloud deck at 25000 feet AGL
Weather: no significant weather forecast for this period