Yes, I live somewhere where the air hurts my face.. But that being said, when windchill hits -25, it calculates it wrong.
Outside Temperature -9.4°F Wind Chill -24.6°F Heat Index -9.4°F Dewpoint -34.2°F Humidity 27% Barometer 30.507 inHg Barometer Trend (3 hours) 0.038 inHg Wind 8 mph from 288° (WNW) Rain Rate 0.00 in/hr Inside Temperature 62.2°F Inside Humidity 26% Outside Temperature -9.4°F Wind Chill 641.2°F Heat Index -9.4°F Dewpoint -34.2°F Humidity 27% Barometer 30.507 inHg Barometer Trend (3 hours) 0.038 inHg Wind 8 mph from 270° (W) Rain Rate 0.00 in/hr Inside Temperature 62.2°F Inside Humidity 26% Here is the dump of data right before the bad calculation. Dec 26 00:20:15 server weewxd: LOOP: 2017-12-26 00:19:33 CST (1514269173) altimeter: None, appTemp: None, barometer: None, cloudbase: None, dateTime: 1514269173, dewpoint: None, heatindex: None, hourRain: 0.0, humidex: None, inDewpoint: None, maxSolarRad: None, pressure: None, rain: 0.0, rain24: 0.0, rainRate: 0.0, rainTotal: 1.778, usUnits: 1, windchill: None, windDir: None, windGustDir: None Dec 26 00:20:15 server weewxd: LOOP: 2017-12-26 00:19:33 CST (1514269173) altimeter: None, appTemp: None, barometer: None, cloudbase: None, dateTime: 1514269173, dewpoint: None, heatindex: None, humidex: None, inDewpoint: 26.9311557969, inHeatindex: None, inHumidity: 26, inTemp: 62.24, maxSolarRad: None, pressure: None, rainRate: 0, usUnits: 1, windchill: None, windDir: None, windGustDir: None Dec 26 00:20:15 server weewxd: LOOP: 2017-12-26 00:19:33 CST (1514269173) altimeter: None, appTemp: None, barometer: None, cloudbase: None, dateTime: 1514269173, dewpoint: None, heatindex: None, humidex: None, inDewpoint: None, maxSolarRad: None, pressure: None, rainRate: 0, usUnits: 1, windchill: -24.0, windDir: 270.0, windGust: None, windGustDir: None, windSpeed: 8.05299066698 Dec 26 00:20:15 server weewxd: LOOP: 2017-12-26 00:19:41 CST (1514269181) altimeter: None, appTemp: None, barometer: None, cloudbase: None, dateTime: 1514269181, dewpoint: None, heatindex: None, humidex: None, inDewpoint: None, maxSolarRad: None, pressure: None, rainRate: 0, usUnits: 1, windchill: -24.0, windDir: 270.0, windGust: None, windGustDir: None, windSpeed: 8.05299066698 Dec 26 00:20:15 server weewxd: LOOP: 2017-12-26 00:19:41 CST (1514269181) altimeter: None, appTemp: None, barometer: None, cloudbase: 6459.19655848, dateTime: 1514269181, dewpoint: -34.1684648573, heatindex: -9.4, humidex: -9.4, inDewpoint: None, maxSolarRad: None, outHumidity: 27, outTemp: -9.4, pressure: None, rainRate: 0, usUnits: 1, windchill: None, windDir: None, windGustDir: None Dec 26 00:20:15 server weewxd: LOOP: 2017-12-26 00:19:43 CST (1514269183) altimeter: None, appTemp: None, barometer: None, cloudbase: None, dateTime: 1514269183, dewpoint: None, heatindex: None, humidex: None, inDewpoint: 26.9311557969, inHeatindex: None, inHumidity: 26, inTemp: 62.24, maxSolarRad: None, pressure: None, rainRate: 0, usUnits: 1, windchill: None, windDir: None, windGustDir: None Dec 26 00:20:15 server weewxd: LOOP: 2017-12-26 00:19:47 CST (1514269187) altimeter: None, appTemp: None, barometer: None, cloudbase: None, dateTime: 1514269187, dewpoint: None, heatindex: None, humidex: None, inDewpoint: None, maxSolarRad: None, pressure: None, rainRate: 0, usUnits: 1, windchill: -25.0, windDir: 270.0, windGust: 8.05299066698, windSpeed: 8.05299066698 Dec 26 00:20:15 server weewxd: LOOP: 2017-12-26 00:19:53 CST (1514269193) altimeter: None, appTemp: None, barometer: None, cloudbase: None, dateTime: 1514269193, dewpoint: None, heatindex: None, humidex: None, inDewpoint: 26.9311557969, inHeatindex: None, inHumidity: 26, inTemp: 62.24, maxSolarRad: None, pressure: None, rainRate: 0, usUnits: 1, windchill: None, windDir: None, windGustDir: None Dec 26 00:20:15 server weewxd: LOOP: 2017-12-26 00:20:01 CST (1514269201) altimeter: None, appTemp: None, barometer: None, cloudbase: None, dateTime: 1514269201, dewpoint: None, heatindex: None, humidex: None, inDewpoint: None, maxSolarRad: None, pressure: None, rainRate: 0, usUnits: 1, windchill: -24.0, windDir: 315.0, windGust: None, windGustDir: None, windSpeed: 8.05299066698 Dec 26 00:20:15 server weewxd: LOOP: 2017-12-26 00:20:13 CST (1514269213) altimeter: None, appTemp: None, barometer: None, cloudbase: None, dateTime: 1514269213, dewpoint: None, heatindex: None, humidex: None, inDewpoint: 26.9311557969, inHeatindex: None, inHumidity: 26, inTemp: 62.24, maxSolarRad: None, pressure: None, rainRate: 0, usUnits: 1, windchill: None, windDir: None, windGustDir: None Dec 26 00:20:15 server weewxd: LOOP: 2017-12-26 00:20:15 CST (1514269215) altimeter: None, appTemp: None, barometer: None, cloudbase: None, dateTime: 1514269215, dewpoint: None, heatindex: None, humidex: None, inDewpoint: None, maxSolarRad: None, pressure: None, rainRate: 0, usUnits: 1, windchill: -24.0, windDir: 270.0, windGust: 7.82929648179, windSpeed: 7.82929648179 -- You received this message because you are subscribed to the Google Groups "weewx-user" group. 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