Aviation Digital Data Service (ADDS)

Output produced by METARs form (0531 UTC 20 September 2017)
found at http://www.aviationweather.gov/adds/metars/
 
METAR text: KSNA 200453Z 00000KT 8SM BKN035 20/17 A2988 RMK AO2 SLP118 T02000167
Conditions at: KSNA (COSTA MESA , CA, US) observed 0453 UTC 20 September 2017
Temperature: 20.0°C (68°F)
Dewpoint: 16.7°C (62°F) [RH = 81%]
Pressure (altimeter): 29.88 inches Hg (1011.9 mb)
[Sea-level pressure: 1011.8 mb]
Winds: calm
Visibility: 8 miles (13 km)
Ceiling: 3500 feet AGL
Clouds: broken clouds at 3500 feet AGL
Weather: no significant weather observed at this time

Forecast for: KSNA (COSTA MESA , CA, US)
Text: KSNA 200520Z 2006/2106 23003KT P6SM BKN030
Forecast period: 0600 to 1800 UTC 20 September 2017
Forecast type: FROM: standard forecast or significant change
Winds: from the SW (230 degrees) at 3 MPH (3 knots; 1.6 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
Text: FM201800 22009KT P6SM SCT030
Forecast period: 1800 UTC 20 September 2017 to 0200 UTC 21 September 2017
Forecast type: FROM: standard forecast or significant change
Winds: from the SW (220 degrees) at 10 MPH (9 knots; 4.7 m/s)
Visibility: 6 or more miles (10+ km)
Clouds: scattered clouds at 3000 feet AGL
Weather: no significant weather forecast for this period
Text: FM210200 22006KT P6SM SCT030
Forecast period: 0200 to 0600 UTC 21 September 2017
Forecast type: FROM: standard forecast or significant change
Winds: from the SW (220 degrees) at 7 MPH (6 knots; 3.1 m/s)
Visibility: 6 or more miles (10+ km)
Clouds: scattered clouds at 3000 feet AGL
Weather: no significant weather forecast for this period