Aviation Digital Data Service (ADDS)

Output produced by TAFs form (0052 UTC 21 November 2017)
found at http://www.aviationweather.gov/adds/tafs/
 
METAR text: RJCH 210014Z 31005KT 5000 -SHSN FEW004 SCT020 BKN035 M02/M05 Q1023 RMK 1ST004 3CU020 5CU035 A3023
Conditions at: RJCH (HAKODATE AIRPORT, JP) observed 0014 UTC 21 November 2017
Temperature: -2.0°C (28°F)
Dewpoint: -5.0°C (23°F) [RH = 80%]
Pressure (altimeter): 30.21 inches Hg (1023.0 mb)
Winds: from the NW (310 degrees) at 6 MPH (5 knots; 2.6 m/s)
Visibility: 3 miles (5 km)
Ceiling: 3500 feet AGL
Clouds: few clouds at 400 feet AGL
scattered clouds at 2000 feet AGL
broken clouds at 3500 feet AGL
Weather: -SHSN  (light snow showers)

Forecast for: RJCH (HAKODATE AIRPORT, JP)
Text: TAF RJCH 202312Z 2100/2206 29012KT 9999 FEW020 BKN040
Forecast period: 0000 to 0800 UTC 21 November 2017
Forecast type: FROM: standard forecast or significant change
Winds: from the WNW (290 degrees) at 14 MPH (12 knots; 6.2 m/s)
Visibility: 6 or more miles (10+ km)
Ceiling: 4000 feet AGL
Clouds: few clouds at 2000 feet AGL
broken clouds at 4000 feet AGL
Weather: no significant weather forecast for this period
Text: TEMPO 2100/2103 3000 -SHSN
Forecast period: 0000 to 0300 UTC 21 November 2017
Forecast type: TEMPORARY: The following changes expected for less than half the time period
Visibility: 1.86 miles (2.99 km)
Weather: -SHSN  (light snow showers)
Text: BECMG 2108/2110 03004KT
Forecast period: 0800 to 2100 UTC 21 November 2017
Forecast type: BECOMING: Conditions expected to become as follows by 1000 UTC 21 November 2017
Winds: from the NNE (30 degrees) at 5 MPH (4 knots; 2.1 m/s)
Visibility: 6 or more miles (10+ km)
Ceiling: 4000 feet AGL
Clouds: few clouds at 2000 feet AGL
broken clouds at 4000 feet AGL
Weather: no significant weather forecast for this period
Text: BECMG 2121/2200 17015KT
Forecast period: 2100 UTC 21 November 2017 to 0600 UTC 22 November 2017
Forecast type: BECOMING: Conditions expected to become as follows by 0000 UTC 22 November 2017
Winds: from the S (170 degrees) at 17 MPH (15 knots; 7.8 m/s)
Visibility: 6 or more miles (10+ km)
Ceiling: 4000 feet AGL
Clouds: few clouds at 2000 feet AGL
broken clouds at 4000 feet AGL
Weather: no significant weather forecast for this period