Unexpected Reduction in Megacities' Anthropogenic CO2 Emissions in Lower-middle Reaches of the Yangtze River during Extreme 2022 Heatwave

This dataset provides the daily surface air temperature, dew point temperature, surface pressure, wind, cloud, and precipitation from 2021 to 2022 at 11 stations in 8 megacities over the lower-middle reaches of the Yangtze River.Data format:<br>Field 1: Pos 1-4, Length 4: Observation YearYear of observation, rounded to nearest whole hour<br>Field 2: Pos 6-7, Length 2: Observation MonthMonth of observation, rounded to nearest whole hour<br>Field 3: Pos 9-11, Length 2: Observation DayDay of observation, rounded to nearest whole hour<br>Field 4: Pos 12-13, Length 2: Observation HourHour of observation, rounded to nearest whole hour<br>Field 5: Pos 14-19, Length 6: Air TemperatureThe temperature of the airUNITS: Degrees CelsiusSCALING FACTOR: 10MISSING VALUE: -9999<br>Field 6: Pos 20-24, Length 6: Dew Point TemperatureThe temperature to which a given parcel of air must be cooled at constant pressure and water vapor content in order for saturation to occur.UNITS: Degrees CelsiusSCALING FACTOR: 10MISSING VALUE: -9999<br>Field 7: Pos 26-31, Length 6: Sea Level PressureThe air pressure relative to Mean Sea Level (MSL).UNITS: HectopascalsSCALING FACTOR: 10MISSING VALUE: -9999<br>Field 8: Pos 32-37, Length 6: Wind DirectionThe angle, measured in a clockwise direction, between true north and the direction from which the wind is blowing.UNITS: Angular DegreesSCALING FACTOR: 1MISSING VALUE: -9999*NOTE: Wind direction for calm winds is coded as 0.<br> Field 9: Pos 38-43, Length 6: Wind Speed RateThe rate of horizontal travel of air past a fixed point.UNITS: meters per secondSCALING FACTOR: 10MISSING VALUE: -9999<br>Field 10: Pos 44-49, Length 6: Sky Condition Total Coverage CodeThe code that denotes the fraction of the total celestial dome covered by clouds or other obscuring phenomena.MISSING VALUE: -9999DOMAIN: 0: None, SKC or CLR 1: One okta - 1/10 or less but not zero 2: Two oktas - 2/10 - 3/10, or FEW 3: Three oktas - 4/10 4: Four oktas - 5/10, or SCT 5: Five oktas - 6/10 6: Six oktas - 7/10 - 8/10 7: Seven oktas - 9/10 or more but not 10/10, or BKN 8: Eight oktas - 10/10, or OVC 9: Sky obscured, or cloud amount cannot be estimated10: Partial obscuration11: Thin scattered12: Scattered13: Dark scattered14: Thin broken15: Broken16: Dark broken17: Thin overcast18: Overcast19: Dark overcast<br>Field 11: Pos 50-55, Length 6: Liquid Precipitation Depth Dimension - One Hour DurationThe depth of liquid precipitation that is measured over a one hour accumulation period.UNITS: millimetersSCALING FACTOR: 10MISSING VALUE: -9999*NOTE: Trace precipitation is coded as -1<br>Field 12: Pos 56-61, Length 6: Liquid Precipitation Depth Dimension - Six Hour DurationThe depth of liquid precipitation that is measured over a six hour accumulation period.UNITS: millimetersSCALING FACTOR: 10MISSING VALUE: -9999*NOTE: Trace precipitation is coded as -1<br><br>