Reclamation: GP Water Operations

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		DAYFILES PARAMETERS
•	EJ = JENSEN-HAISE ETr (in)	•	OB = TEMPERATURE (deg F) - 15 min
•	ET = MODIFIED PENMAN ETr (in)	•	PC = ACCUM PRECIPITATION (in) - 1 hour
•	MM = MEAN DAILY TEMPERATURE (deg F)	•	SQ = ACCUM SOLAR RADIATION (langleys) - 1 hr
•	MN = MIN DAILY TEMPERATURE (deg F)	•	SV = 8" SOIL TEMP
•	MX = MAX DAILY TEMPERATURE (deg F)	•	SW = 4" SOIL TEMP
•	PC = ACCUMULATED PRECIPITATION (in)	•	TP = DEW POINT TEMPERATURE (deg F) - 15 min
•	PP = DAILY PRECIPITATION (in)	•	TU = RELATIVE HUMIDITY (%) - 15 min
•	PU = TOTAL WATER YEAR PRECIPITATION (in)	•	UI = ACCUM WIND RUN (miles) - 1 hour
•	SR = DAILY SOLAR RADIATION (langley)	•	WD = WIND DIRECTION (deg az) - 15 min
•	TA = MEAN DAILY HUMIDITY (%)	•	WS = AVG WIND SPEED-mph - 1 hour
•	TG = GROWING DEGREE DAYS (deg F)	•	ZA = 2" SOIL TEMP
•	TU = MIDNIGHT HUMIDITY (%)	•	ZB = 20" SOIL TEMP
•	UA = DAILY MEAN WIND SPEED (deg az)	•	ZC = 40" SOIL TEMP
•	UD = DAILY RESULTANT WIND DIR (deg az)
•	UV = DAILY RESULTANT WIND RUN (miles)
•	WR = DAILY WIND RUN (miles)
•	WS = DAILY AVERAGE WIND SPEED (mph)
•	XC = MIN/mAX 4" SOIL TEMP
•	XD = MIN/mAX 8" SOIL TEMP
•	XG = MIN/mAX 4" SOIL TEMP
•	XH = MIN/mAX 8" SOIL TEMP
•	YM = DAILY MEAN DEW POINT (deg F)
•	ZCN = MIN/mAX 40" SOIL TEMP
•	ZCX = MIN/mAX 40" SOIL TEMP
•	ZG = MIN/mAX 20" SOIL TEMP
•	ZH = MIN/mAX 20" SOIL TEMP
•	ZK = MIN/mAX 2" SOIL TEMP
•	ZL = MIN/mAX 2" SOIL TEMP

For further information about AgriMet, contact: Tim Grove, GP Regional Office.