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add ad met report based on wmo raw data (#35)
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| ## METEO | ||
| * [METAR](meteo/decode-metar.md) | ||
| * [Aerodrome Report](meteo/codification.md) | ||
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| ### Report Type | ||
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| | Code | Meaning | | ||
| |-------|----------------------------------------------------| | ||
| | METAR | Periodic or routine report, generated once an hour or half hour. | | ||
| | SPECI | Special report issued when conditions have significantly changed. | | ||
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| ### Speed Unit | ||
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| | Code | Meaning | | ||
| |------|-------------------| | ||
| | KT | Knots | | ||
| | MPS | Metres per second | | ||
| | KMH | Kilometres per hour| | ||
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| ### Length Unit | ||
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| | Code | Meaning | | ||
| |-------|------------------| | ||
| | Metre | Metre, standard unit | | ||
| | Foot | Foot, used by FAA for RVR | | ||
| | Mile | Mile, more formally statute mile, used by FAA | | ||
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| ### Wind Variable Direction | ||
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| | Field | Explanation | | ||
| |----------|--------------------------------------------------| | ||
| | wvdLeft | The left extreme of the wind direction in degrees.| | ||
| | wvdRight | The right extreme of the wind direction in degrees.| | ||
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| ### Wind Speed | ||
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| | Field | Explanation | | ||
| |---------|------------------------| | ||
| | wsUnit | Wind speed unit | | ||
| | wsValue | Value of the wind speed in the unit. | | ||
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| ### Wind | ||
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| | Field | Explanation | | ||
| |-------------|--------------------------------------------------| | ||
| | wDirection | Mean true direction in degrees rounded off to the nearest 10 degrees from which the wind is blowing, when absent the direction is variable. | | ||
| | wSpeed | Mean speed of the wind over the 10-minute period immediately preceding the observation. | | ||
| | wGust | Maximum gust wind speed if relevant. | | ||
| | wVariation | Variable wind direction if relevant. | | ||
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| ### Visibility Tendency | ||
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| | Code | Meaning | | ||
| |-----------|----------------------------------------------------| | ||
| | Down | Visibility is decreasing. | | ||
| | Up | Visibility is increasing. | | ||
| | NoChange | No significant change in visibility. | | ||
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| ### Visibility Distance | ||
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| | Field | Explanation | | ||
| |------------|--------------------------------------------------| | ||
| | vdUnit | Distance unit | | ||
| | vdValue | Distance value in the unit. | | ||
| | vdFraction | Distance fraction in the unit, e.g., (1, 4) for a 1/4. | | ||
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| ### Runway Designator | ||
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| | Field | Explanation | | ||
| |------------|--------------------------------------------------| | ||
| | RunwayDesignator | Runway designator, 2 digits possibly appended with L(eft), C(entral), or R(ight) for parallel runways. | | ||
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| ### Extreme RVR | ||
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| | Code | Meaning | | ||
| |--------|----------------------------------------------------| | ||
| | Lower | Indicates an extreme lower value of runway visual range. | | ||
| | Higher | Indicates an extreme higher value of runway visual range. | | ||
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| ### Runway Visual Range | ||
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| | Field | Explanation | | ||
| |-------------------------|--------------------------------------------------| | ||
| | rvrDesignator | Runway designator. | | ||
| | rvrMeanVisibility | Mean visibility in meters. | | ||
| | rvrOutsideMeasuringRange| Present only if the RVR values are outside the measuring range of the observing system. | | ||
| | rvrVisibilityTendency | Visibility tendency. | | ||
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| ### Visibility | ||
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| | Field | Explanation | | ||
| |------------------|--------------------------------------------------| | ||
| | vPrevailing | Prevailing horizontal visibility in meters; 9999 indicates visibility over 10 km. | | ||
| | vLowest | Lowest visibility if reported. | | ||
| | vLowestDirection | Direction of the lowest visibility. | | ||
| | vRunways | Visual range for each runway. | | ||
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| ### Weather Qualifier | ||
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| | Code | Meaning | | ||
| |-----------------|----------------------------------------------------| | ||
| | LightWeather | Light weather. | | ||
| | HeavyWeather | Heavy weather. | | ||
| | InVicinityWeather| In vicinity, i.e., not on location but within 8000 m. | | ||
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| ### Weather Descriptor | ||
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| | Code | Meaning | | ||
| |--------------|---------| | ||
| | Shallow | | | ||
| | Patches | | | ||
| | Partial | | | ||
| | Drifting | | | ||
| | Blowing | | | ||
| | Showers | | | ||
| | Thunderstorm | | | ||
| | Freezing | | | ||
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| ### Weather Phenomenon | ||
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| | Code | Meaning | | ||
| |---------------------|----------------------------------------------------| | ||
| | Drizzle | | | ||
| | Rain | | | ||
| | Snow | | | ||
| | SnowGrains | | | ||
| | IceCrystals | | | ||
| | IcePellets | | | ||
| | Hail | | | ||
| | SmallHail | | | ||
| | UnknownPrecipitation| | | ||
| | Mist | Visibility > 1000 m. | | ||
| | Fog | Visibility < 1000 m. | | ||
| | Smoke | | | ||
| | VolcanicAsh | | | ||
| | WidespreadDust | | | ||
| | Sand | | | ||
| | Haze | | | ||
| | Spray | | | ||
| | Dust | Well-developed dust/sand whirls. | | ||
| | Squall | | | ||
| | FunnelCloud | Tornado, waterspout are always +FC, i.e., heavy FunnelCloud. | | ||
| | Sandstorm | | | ||
| | DustStorm | | | ||
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| ### Cloud Type | ||
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| | Code | Meaning | | ||
| |-----------------|-------------------| | ||
| | Cumulonimbus | | | ||
| | ToweringCumulus | | | ||
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| ### Cloud Amount Type | ||
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| | Code | Meaning | | ||
| |-----------|------------------------------| | ||
| | Few | Few amount of clouds. | | ||
| | Scattered | Scattered amount of clouds. | | ||
| | Broken | Broken amount of clouds. | | ||
| | Overcast | Overcast amount of clouds. | | ||
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| ### Cloud Amount | ||
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| | Field | Explanation | | ||
| |---------|-------------------------------------------------| | ||
| | caType | Type of cloud amount. | | ||
| | caHeight| Height of cloud base in hundreds of feet. | | ||
| | clType | Type of clouds if relevant. | | ||
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| ### Vertical Visibility | ||
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| | Field | Explanation | | ||
| |----------|--------------------------------------------------| | ||
| | vvExtent | Extent of vertical visibility in hundreds of feet above field elevation. | | ||
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| ### No Cloud Observed | ||
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| | Code | Meaning | | ||
| |------------------|---------------------------------------| | ||
| | NoCloudBelow1500 | No clouds observed below 1500 feet. | | ||
| | NoCloudBelow3600 | No clouds observed below 3600 feet. | | ||
| | SkyClear | Sky clear; no clouds observed. | | ||
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| ### Clouds | ||
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| | Variant | Explanation | | ||
| |---------------|---------------------------------------------| | ||
| | CloudAmounts | Cloud amount observations. | | ||
| | ObscuredSky | Obscured sky observations. | | ||
| | NoneObserved | No clouds observed conditions. | | ||
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| ### Pressure Unit | ||
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| | Code | Meaning | | ||
| |-----------|-----------------------| | ||
| | Hpa | hPa (standard). | | ||
| | InchesHg | inches of mercury (US)| | ||
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| ### Pressure | ||
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| | Field | Explanation | | ||
| |--------|----------------------| | ||
| | pUnit | Pressure unit. | | ||
| | pValue | Pressure value. | | ||
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| ### Report Modifiers | ||
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| | Field | Explanation | | ||
| |-----------------|---------------------------------------------------| | ||
| | reportCorrected | Whether the report was corrected. | | ||
| | reportAuto | Whether the report contains fully automated observations without human intervention. | | ||
| | reportMissed | Whether the report corresponds to a missing report.| | ||
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| ### Aerodrome Report | ||
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| | Field | Explanation | | ||
| |-------------------|----------------------------------------------------| | ||
| | reportType | Type of the report. | | ||
| | reportModifiers | Modifiers (cor, auto, nil). | | ||
| | reportStation | ICAO code for the observing station (an aerodrome).| | ||
| | reportDate | When the observation was made. | | ||
| | reportWind | Wind related observations. | | ||
| | reportVisibility | Visibility related observations. | | ||
| | reportWeather | Weather related observations. | | ||
| | reportClouds | Clouds related observations. | | ||
| | reportTemperature | Temperature rounded to nearest whole degree Celsius.| | ||
| | reportDewPoint | Dew point rounded to nearest whole degree Celsius. | | ||
| | reportPressure | Mean sea level pressure (“QNH”). | | ||
| | reportRemarks | Report components and miscellaneous abbreviations.| | ||
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| ### Weather Descriptor | ||
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| | Code | Meaning | | ||
| |------|--------------| | ||
| | MI | Shallow | | ||
| | BC | Patches | | ||
| | PR | Partial | | ||
| | DR | Drifting | | ||
| | BL | Blowing | | ||
| | SH | Showers | | ||
| | TS | Thunderstorm | | ||
| | FZ | Freezing | | ||
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| ### Weather Phenomenon | ||
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| | Code | Meaning | | ||
| |------|---------------------| | ||
| | DZ | Drizzle | | ||
| | RA | Rain | | ||
| | SN | Snow | | ||
| | SG | SnowGrains | | ||
| | IC | IceCrystals | | ||
| | PL | IcePellets | | ||
| | GR | Hail | | ||
| | GS | SmallHail | | ||
| | UP | UnknownPrecipitation| | ||
| | BR | Mist | | ||
| | FG | Fog | | ||
| | FU | Smoke | | ||
| | VA | VolcanicAsh | | ||
| | DU | WidespreadDust | | ||
| | SA | Sand | | ||
| | HZ | Haze | | ||
| | PY | Spray | | ||
| | PO | Dust | | ||
| | SQ | Squall | | ||
| | FC | FunnelCloud | | ||
| | SS | Sandstorm | | ||
| | DS | DustStorm | | ||
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| ### Clarity Sky | ||
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| | Code | Meaning | | ||
| |------|----------------------------------| | ||
| | NSC | NoneObserved NoCloudBelow1500 | | ||
| | NCD | NoneObserved SkyClear | | ||
| | CLR | NoneObserved NoCloudBelow3600 | | ||
| | SKC | NoneObserved SkyClear | | ||
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