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module mom_flux_rain_m |
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implicit none |
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contains |
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elemental real function mom_flux_rain(u, rain) |
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! Computes momentum flux due to rainfall, in Pa. |
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real, intent(in):: U |
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! difference of velocity between air and sea, including gustiness, in m / s |
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real, intent(in):: rain ! rain mass flux, in kg m-2 s-1 |
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!------------------------------------------------------------------------ |
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mom_flux_rain = 0.85 * U * rain |
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! (Caldwell 1971 k1001, equation (1) and 15 % reduction in speed |
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! as in paragraph 3.a, maybe adequate if u is the wind at 10 m) |
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end function mom_flux_rain |
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end module mom_flux_rain_m |