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Sets wind pressure profile using Res. 749 height coefficients.
    `Sets wind pressure profile using Res. 749/IS2008 height coefficients
    MACRO MODUWIND
     MACRO T
      SET P = %%92 TIMES {C} TIMES {WS} TIMES {WS} DIV 1000
      SET T = "{T} {P} @ %%91"
     //
     VARIABLE (STRING) T
     VARIABLE (REAL) P,C,WS
     UNIT MT
     SET C = 0.5 TIMES 1.222 DIV 9.807
     SET WS = %1 TIMES 0.5147 `Converts knots to m/sec
     SET T = ""
     .T    0.0  1.00
     .T   15.3  1.10
     .T   30.5  1.20
     .T   46.0  1.30
     .T   61.0  1.37
     .T   76.0  1.43
     .T   91.5  1.48
     .T  106.5  1.52
     .T  122.0  1.56
     .T  137.0  1.60
     .T  152.5  1.63
     .T  167.5  1.67
     .T  183.0  1.70
     .T  198.0  1.72
     `HEIGHTS ABOVE 199M REQUIRE GHS 1878C OR LATER
     `.T  213.5  1.75
     `.T  228.5  1.77
     `.T  244.0  1.79
     `.T  256.0  1.80
     WIND (PRESS) {T} /STEPWISE
    /
    .MODUWIND 50 `For a 50-knot wind.
    
    
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