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Weather Parameters

This page provides guidelines on the parameters used within the AgriMet Data System, for both Archives, and Dayfiles. For further information, please see the About AgriMet page, or the Crop Water Use Charts page.


ARCHIVES PARAMETERS

  • ET = MODIFIED PENMAN ETr (in)
  • MM = MEAN DAILY TEMPERATURE (deg F)
  • MN = MIN DAILY TEMPERATURE (deg F)
  • MX = MAX DAILY TEMPERATURE (deg F)
  • PP = DAILY PRECIPITATION (in)
  • PU = TOTAL WATER YEAR PRECIPITATION (in)
  • SR = DAILY SOLAR RADIATION (langley)
  • TA = MEAN DAILY HUMIDITY (%)
  • TG = GROWING DEGREE DAYS (deg F)
  • UA = DAILY MEAN WIND SPEED (deg az)
  • WD = DAILY RESULTANT WIND DIR (deg az)
  • WGD = DAILY PEAK WIND GUST (mph)
  • WR = DAILY WIND RUN (miles)
  • YM = DAILY MEAN DEW POINT (deg F)

AT SELECTED STATIONS:

  • XC = MIN 4" SOIL TEMP (deg F)
  • XD = MIN 8" SOIL TEMP (deg F)
  • XG = MAX 4" SOIL TEMP (deg F)
  • XH = MAX 8" SOIL TEMP (deg F)

DAYFILES PARAMETERS

  • OB = AIR TEMPERATURE (deg F) - 15 min
  • PC = ACCUM PRECIPITATION (in) - 1 hour
  • SQ = ACCUM SOLAR RADIATION (langleys) - 15 min
  • TP = DEW POINT TEMPERATURE (deg F) - 15 min
  • TU = RELATIVE HUMIDITY (%) - 15 min
  • UI = ACCUM WIND RUN (miles) - 1 hour
  • WD = WIND DIRECTION (deg az) - 15 min
  • WG = PEAK WIND GUST (mph) - 15 min
  • WS = AVG WIND SPEED-mph - 1 hour

AT SELECTED STATIONS:

  • SV = 8" SOIL TEMP (deg F) - 1 hour
  • SW = 4" SOIL TEMP (deg F) - 1 hour

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Last Updated: 8/4/20