Aviation Digital Data Service (ADDS)

Output produced by TAFs form (0551 UTC 25 February 2018)
found at http://aviationweather.gov/adds/tafs/
 
METAR text: KSEA 250453Z 20013G25KT 10SM BKN060 OVC085 06/00 A3012 RMK AO2 PK WND 20026/0405 SLP208 T00560000
Conditions at: KSEA (SEATTLE/METRO , WA, US) observed 0453 UTC 25 February 2018
Temperature: 5.6°C (42°F)
Dewpoint: 0.0°C (32°F) [RH = 67%]
Pressure (altimeter): 30.12 inches Hg (1020.1 mb)
[Sea-level pressure: 1020.8 mb]
Winds: from the SSW (200 degrees) at 15 MPH (13 knots; 6.8 m/s)
gusting to 29 MPH (25 knots; 13.0 m/s)
Visibility: 10 or more miles (16+ km)
Ceiling: 6000 feet AGL
Clouds: broken clouds at 6000 feet AGL
overcast cloud deck at 8500 feet AGL
Weather: no significant weather observed at this time

Forecast for: KSEA (SEATTLE/METRO , WA, US)
Text: KSEA 250520Z 2506/2612 20012G25KT P6SM VCSH SCT030 BKN060 BKN080
Forecast period: 0600 to 0900 UTC 25 February 2018
Forecast type: FROM: standard forecast or significant change
Winds: from the SSW (200 degrees) at 14 MPH (12 knots; 6.2 m/s)
gusting to 29 MPH (25 knots; 13.0 m/s)
Visibility: 6 or more miles (10+ km)
Ceiling: 6000 feet AGL
Clouds: scattered clouds at 3000 feet AGL
broken clouds at 6000 feet AGL
broken clouds at 8000 feet AGL
Weather: VCSH  (showers in vicinity)
Text: FM250900 19015G25KT P6SM -RA OVC035
Forecast period: 0900 to 1200 UTC 25 February 2018
Forecast type: FROM: standard forecast or significant change
Winds: from the S (190 degrees) at 17 MPH (15 knots; 7.8 m/s)
gusting to 29 MPH (25 knots; 13.0 m/s)
Visibility: 6 or more miles (10+ km)
Ceiling: 3500 feet AGL
Clouds: overcast cloud deck at 3500 feet AGL
Weather: -RA  (light rain)
Text: FM251200 22019G27KT P6SM -RA OVC020
Forecast period: 1200 to 1800 UTC 25 February 2018
Forecast type: FROM: standard forecast or significant change
Winds: from the SW (220 degrees) at 22 MPH (19 knots; 9.9 m/s)
gusting to 31 MPH (27 knots; 14.0 m/s)
Visibility: 6 or more miles (10+ km)
Ceiling: 2000 feet AGL
Clouds: overcast cloud deck at 2000 feet AGL
Weather: -RA  (light rain)
Text: FM251800 22014KT P6SM VCSH SCT020 BKN035
Forecast period: 1800 UTC 25 February 2018 to 1200 UTC 26 February 2018
Forecast type: FROM: standard forecast or significant change
Winds: from the SW (220 degrees) at 16 MPH (14 knots; 7.3 m/s)
Visibility: 6 or more miles (10+ km)
Ceiling: 3500 feet AGL
Clouds: scattered clouds at 2000 feet AGL
broken clouds at 3500 feet AGL
Weather: VCSH  (showers in vicinity)