{
"id": "net.atmowx.observation",
"defs": {
"main": {
"key": "tid",
"type": "record",
"record": {
"type": "object",
"required": [
"station",
"observedAt"
],
"properties": {
"wind": {
"type": "object",
"properties": {
"gust": {
"ref": "net.atmowx.defs#quantity",
"type": "ref",
"description": "m/s."
},
"speed": {
"ref": "net.atmowx.defs#quantity",
"type": "ref",
"description": "m/s."
},
"direction": {
"type": "integer",
"maximum": 359,
"minimum": 0,
"description": "Degrees true, 0 = north."
},
"gustDirection": {
"type": "integer",
"maximum": 359,
"minimum": 0,
"description": "Degrees true, 0 = north."
}
}
},
"extra": {
"type": "array",
"items": {
"refs": [
"net.atmowx.defs#measurement"
],
"type": "union",
"closed": false
},
"maxLength": 64,
"description": "Measurements not covered by core fields. Open union."
},
"station": {
"type": "string",
"format": "at-uri",
"description": "AT-URI of the net.atmowx.station this reading came from."
},
"uvIndex": {
"ref": "net.atmowx.defs#quantity",
"type": "ref",
"description": "UV index, dimensionless."
},
"dewPoint": {
"ref": "net.atmowx.defs#quantity",
"type": "ref",
"description": "Dew point, °C."
},
"snowDepth": {
"ref": "net.atmowx.defs#quantity",
"type": "ref",
"description": "Millimeters."
},
"airQuality": {
"type": "object",
"properties": {
"co": {
"ref": "net.atmowx.defs#quantity",
"type": "ref",
"description": "CO mass concentration, µg/m³."
},
"no2": {
"ref": "net.atmowx.defs#quantity",
"type": "ref",
"description": "NO₂ mass concentration, µg/m³."
},
"pm1": {
"ref": "net.atmowx.defs#quantity",
"type": "ref",
"description": "PM1 mass concentration, µg/m³."
},
"so2": {
"ref": "net.atmowx.defs#quantity",
"type": "ref",
"description": "SO₂ mass concentration, µg/m³."
},
"pm10": {
"ref": "net.atmowx.defs#quantity",
"type": "ref",
"description": "PM10 mass concentration, µg/m³."
},
"pm25": {
"ref": "net.atmowx.defs#quantity",
"type": "ref",
"description": "PM2.5 mass concentration, µg/m³."
},
"ozone": {
"ref": "net.atmowx.defs#quantity",
"type": "ref",
"description": "O₃ mass concentration, µg/m³."
}
},
"description": "Outdoor ambient air-quality mass concentrations, µg/m³. Derived indexes (AQI, EAQI, …) are intentionally not stored: they are jurisdiction- and time-window-specific and must be computed by consumers from the concentration series."
},
"observedAt": {
"type": "string",
"format": "datetime",
"description": "Measurement time, UTC."
},
"visibility": {
"ref": "net.atmowx.defs#quantity",
"type": "ref",
"description": "Meters."
},
"temperature": {
"ref": "net.atmowx.defs#quantity",
"type": "ref",
"description": "Air temperature, °C."
},
"soilMoisture": {
"ref": "net.atmowx.defs#quantity",
"type": "ref",
"description": "Percent."
},
"precipitation": {
"type": "object",
"properties": {
"day": {
"ref": "net.atmowx.defs#quantity",
"type": "ref",
"description": "mm since station-local midnight."
},
"hour": {
"ref": "net.atmowx.defs#quantity",
"type": "ref",
"description": "mm in the last 60 minutes."
},
"rate": {
"ref": "net.atmowx.defs#quantity",
"type": "ref",
"description": "mm/h."
},
"event": {
"ref": "net.atmowx.defs#quantity",
"type": "ref",
"description": "mm in the current rain event."
}
}
},
"presentWeather": {
"type": "integer",
"maximum": 511,
"minimum": 0,
"description": "WMO code table 4680 (present weather from automatic station)."
},
"pressureStation": {
"ref": "net.atmowx.defs#quantity",
"type": "ref",
"description": "Absolute station pressure, hPa."
},
"soilTemperature": {
"ref": "net.atmowx.defs#quantity",
"type": "ref",
"description": "°C at default depth; use extra for multiple depths."
},
"solarIrradiance": {
"ref": "net.atmowx.defs#quantity",
"type": "ref",
"description": "W/m²."
},
"pressureSeaLevel": {
"ref": "net.atmowx.defs#quantity",
"type": "ref",
"description": "Mean-sea-level reduced pressure, hPa."
},
"relativeHumidity": {
"ref": "net.atmowx.defs#quantity",
"type": "ref",
"description": "Relative humidity, percent."
}
}
},
"description": "One immutable weather observation. All measurement fields are optional and SI-only: celsius, hectopascal, meters/second, millimeters, W/m². Record key SHOULD be a TID derived from observedAt."
}
},
"$type": "com.atproto.lexicon.schema",
"lexicon": 1
}