Aviation Digital Data Service (ADDS)

Output produced by TAFs form (0956 UTC 23 April 2017)
found at http://www.aviationweather.gov/adds/tafs/
 
METAR text: OIII 230930Z 13014KT CAVOK 28/M05 Q1020 A3013 NOSIG
Conditions at: OIII (TEHRAN/MEHRABAD , IR) observed 0930 UTC 23 April 2017
Temperature: 28.0°C (82°F)
Dewpoint: -5.0°C (23°F) [RH = 11%]
Pressure (altimeter): 30.12 inches Hg (1020.0 mb)
Winds: from the SE (130 degrees) at 16 MPH (14 knots; 7.3 m/s)
Visibility: 6 or more miles (10+ km)
Ceiling: ceiling and visibility are OK
Clouds: unknown
Weather: no significant weather observed at this time

Forecast for: OIII (TEHRAN/MEHRABAD , IR)
Text: TAF OIII 230500Z 2306/2412 12005MPS 8000 FEW040 SCT100
Forecast period: 0600 to 2000 UTC 23 April 2017
Forecast type: FROM: standard forecast or significant change
Winds: from the ESE (120 degrees) at 12 MPH (10 knots; 5.2 m/s)
Visibility: 5 miles (8 km)
Clouds: few clouds at 4000 feet AGL
scattered clouds at 10000 feet AGL
Weather: no significant weather forecast for this period
Text: TEMPO 2309/2318 14008MPS
Forecast period: 0900 to 1800 UTC 23 April 2017
Forecast type: TEMPORARY: The following changes expected for less than half the time period
Winds: from the SE (140 degrees) at 18 MPH (16 knots; 8.3 m/s)
Weather: no significant weather forecast for this period
Text: BECMG 2320/2322 12004MPS 7000 FEW040 BKN100
Forecast period: 2000 UTC 23 April 2017 to 1200 UTC 24 April 2017
Forecast type: BECOMING: Conditions expected to become as follows by 2200 UTC 23 April 2017
Winds: from the ESE (120 degrees) at 9 MPH (8 knots; 4.2 m/s)
Visibility: 4 miles (7 km)
Ceiling: 10000 feet AGL
Clouds: few clouds at 4000 feet AGL
broken clouds at 10000 feet AGL
Weather: no significant weather forecast for this period