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01a_OperWeather.txt
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01a_OperWeather.txt
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/* 1) DEGREE DAYS */
/* t-boundaries for Growing Degree Days > 10°C */
%macro Temperature_Hours (start=, end=);
%do i=&start. %to &end.;
data work.temperature&i.;
set work.temperature&i.;
array Tmin{*} Tmin1--Tmin365;
array Tmax{*} Tmax1--Tmax365;
array t_boundary{*} t_bound10_1--t_bound10_365;
do j = 1 to 365 ;
if ((tmin(j) < 10) and (tmax(j) > 10))
then t_boundary(j) = arcos((2 * 10 - tmax(j) - tmin(j))/(tmax(j) - tmin(j))) ;
else if (tmin(j) > 10)
then t_boundary(j) = '.' ;
else if (tmax(j) < 10)
then t_boundary(j) = '.' ;
end;
run;
%end;
%mend Temperature_Hours ;
%Temperature_Hours (start=&YEAR_S, end=&YEAR_E);
-------------------------------------------------------------------------------------------
/* calculation of Cooling Degree Days > 10°C*/
%macro Temperature_10 (start=, end=);
%do i=&start. %to &end.;
data work.temperature&i.;
set work.temperature&i.;
array Tmin{*} Tmin1-Tmin365;
array Tmax{*} Tmax1-Tmax365;
array t_bound{*} t_bound10_1 - t_bound10_365;
ggd_MarAug_10 = 0 ;
do j = 1 to 365 ;
if ((tmax(j) <= 10) and (j >= 60) and (j <= 243))
then ggd_MarAug_10 = ggd_MarAug_10 + 0;
else if ((tmin(j) >= 10) and (j >= 60) and (j <= 243))
then ggd_MarAug_10 = ggd_MarAug_10 + ((0.5 *(tmax(j)+tmin(j))) - 10) ;
else if ((tmin(j) < 10) and (tmax(j) > 10) and (j >= 60) and (j <= 243) and t_bound(j) ne '.')
then ggd_MarAug_10 = ggd_MarAug_10 + (t_bound(j)/ pi ) * (((tmax(j) + tmin(j))/2) - 10)
+ ((tmax(j) - tmin(j))/(2*pi))*sin(t_bound(j));
end;
run;
%end;
%mend Temperature_10 ;
%Temperature_10 (start=&YEAR_S, end=&YEAR_E);
----------------------------------------------------------------------------------------------------------
/* t-boundaries for Growing Degree Days > 30°C */
%macro Temperature_Hours (start=, end=);
%do i=&start. %to &end.;
data work.temperature&i.;
set work.temperature&i.;
array Tmin{*} Tmin1--Tmin365;
array Tmax{*} Tmax1--Tmax365;
array t_boundary{*} t_bound30_1--t_bound30_365;
do j = 1 to 365 ;
if ((tmin(j) < 30) and (tmax(j) > 30))
then t_boundary(j) = arcos((2 * 30 - tmax(j) - tmin(j))/(tmax(j) - tmin(j))) ;
else if (tmin(j) > 30)
then t_boundary(j) = '.' ;
else if (tmax(j) < 30)
then t_boundary(j) = '.' ;
end;
run;
%end;
%mend Temperature_Hours ;
%Temperature_Hours (start=&YEAR_S, end=&YEAR_E);
------------------------------------------------------------------------------------------
/* calculation of Cooling Degree Days > 30°C*/
%macro Temperature_30 (start=, end=);
%do i=&start. %to &end.; /* Beginn DO-Schleife Zeitreihe */
data work.temperature&i.;
set work.temperature&i.;
array Tmin{*} Tmin1-Tmin365;
array Tmax{*} Tmax1-Tmax365;
array t_bound{*} t_bound30_1 - t_bound30_365;
ggd_MarAug_30 = 0 ;
do j = 1 to 365 ;
if ((tmax(j) <= 30) and (j >= 60) and (j <= 243))
then ggd_MarAug_30 = ggd_MarAug_30 + 0;
else if ((tmin(j) >= 30) and (j >= 60) and (j <= 243))
then ggd_MarAug_30 = ggd_MarAug_30 + ((0.5 *(tmax(j)+tmin(j))) - 30) ;
else if ((tmin(j) < 30) and (tmax(j) > 30) and (j >= 60) and (j <= 243) and t_bound(j) ne '.')
then ggd_MarAug_30 = ggd_MarAug_30 + (t_bound(j)/ pi ) * (((tmax(j) + tmin(j))/2) - 30)
+ ((tmax(j) - tmin(j))/(2*pi))*sin(t_bound(j));
end;
run;
%end; /* Ende DO-Schleife Zeitreihe */
%mend Temperature_30 ;
%Temperature_30 (start=&YEAR_S, end=&YEAR_E);
--------------------------------------------------------------------------------------------------------
/* Calculation of final variable */
%macro Temperature_calculation (start=, end=);
%do i=&start. %to &end.;
data work.temperature&i.;
set work.temperature&i.;
ggd_MarAug_1030 = ggd_MarAug_10 - ggd_MarAug_30 ;
run;
%end;
%mend Temperature_calculation ;
%Temperature_calculation (start=&YEAR_S, end=&YEAR_E);
/* 2) PRECIPITATION AND DRY DAYS */
/*Calculation of overall Precipitation (prec) between March 1st and August 31th */
%macro precipitation (start=, end=);
%do i=&start. %to &end.;
data work.rain_new&i.;
set work.rain_new&i.;
array rain{*} rain1-rain365;
prec_MarAug = 0 ;
do j = 1 to 365 ;
if ((j >= 60) and (j <= 243))
then prec_MarAug = prec_MarAug + rain(j) ;
end;
run;
%end;
%mend precipitation ;
%precipitation(start=&YEAR_S, end=&YEAR_E);
---------------------------------------------------------------------------------------------------
/* Dry days (dd) between March 1st and August 31th with precipitation <1 mm*/
%macro drydays (start=, end=);
%do i=&start. %to &end.;
data work.rain_new&i.;
set work.rain_new&i.;
array rain{*} rain1-rain365;
dd_MarAug = 0 ;
do j = 1 to 365 ;
if ((j >= 60) and (j <= 243) and rain(j) <1)
then dd_MarAug = dd_MarAug + 1 ;
end;
run;
%end;
%mend drydays ;
%drydays(start=&YEAR_S, end=&YEAR_E);