Aviation Digital Data Service (ADDS)

Output produced by METARs form (1202 UTC 19 January 2019)
found at http://www.aviationweather.gov/metar/data/
 
Forecast for: BIRK (REYKJAVIK (NOTAM, IS)
Text: TAF BIRK 191049Z 1912/2012 22013KT 1500 SN OVC004 TX02/1915Z TNM02/2003Z
Forecast period: 1200 UTC 19 January 2019 to 1200 UTC 20 January 2019
Forecast type: FROM: standard forecast or significant change
Winds: from the SW (220 degrees) at 15 MPH (13 knots; 6.7 m/s)
Visibility: 0.93 miles (1.50 km)
Ceiling: 400 feet AGL
Clouds: overcast cloud deck at 400 feet AGL
Weather: SN  (moderate snow)
Text: BECMG 1912/1913 9999 SHSN SCT020 BKN030
Forecast period: 1200 UTC 19 January 2019 to 0700 UTC 20 January 2019
Forecast type: BECOMING: Conditions expected to become as follows by 1300 UTC 19 January 2019
Winds: from the SW (220 degrees) at 15 MPH (13 knots; 6.7 m/s)
Visibility: 6 or more miles 10+ km)
Ceiling: 3000 feet AGL
Clouds: scattered clouds at 2000 feet AGL
broken clouds at 3000 feet AGL
Weather: SHSN  (snow showers)
Text: TEMPO 1915/2012 22020G30KT 2000 SHSN BKN015CB
Forecast period: 1500 UTC 19 January 2019 to 1200 UTC 20 January 2019
Forecast type: TEMPORARY: The following changes expected for less than half the time period
Winds: from the SW (220 degrees) at 23 MPH (20 knots; 10.3 m/s)
gusting to 34 MPH (30 knots; 15.4 m/s)
Visibility: 1.24 miles (2.00 km)
Ceiling: 1500 feet AGL
Clouds: broken clouds at 1500 feet AGL
Weather: SHSN  (snow showers)
Text: BECMG 2007/2009 24030G40KT
Forecast period: 0700 to 1200 UTC 20 January 2019
Forecast type: BECOMING: Conditions expected to become as follows by 0900 UTC 20 January 2019
Winds: from the WSW (240 degrees) at 34 MPH (30 knots; 15.4 m/s)
gusting to 46 MPH (40 knots; 20.6 m/s)
Visibility: 6 or more miles 10+ km)
Ceiling: 3000 feet AGL
Clouds: scattered clouds at 2000 feet AGL
broken clouds at 3000 feet AGL
Weather: SHSN  (snow showers)