| Parameter | Procedure | Derivable from parameters in files |
| Net Longwave Flux Radiation at Earth's Surface, (NLF)s [W/m2] |
Can be derived from the downward LW flux (DLF) and upward LW flux (ULF) as:
(NLF)s = (DLF)s - (ULF)s Net fluxes can be computed for the clear-sky and all-sky conditions. |
SRB_REL3.0_LW_3HRLY, SRB_REL3.0_LW_DAILY, SRB_REL3.0_LW_3HRLY_MONTHLY, and SRB_REL3.0_LW_MONTHLY |
| Longwave Cloud Radiative Forcing, (LWCRF), or Contribution by clouds to the all-sky fluxes [W/m2] |
Can be derived from the Net Surface All Sky Downward Longwave Flux all(ULF)s
and Net Surface clear-sky Upward Longwave Flux clr(DLF)s as:
LWCRF= all(DLF)s - clr(ULF)s |
SRB_REL3.0_LW_3HRLY, SRB_REL3.0_LW_DAILY, SRB_REL3.0_LW_3HRLY_MONTHLY, and SRB_REL3.0_LW_MONTHLY |
| Net Longwave Flux of the Atmosphere, (NLF)atm, [W/m2] |
Can be derived from the Net Longwave Flux at TOA (NLF)TOA
and the Net Longwave Flux at surface (NLF)s as:
(NLF)atm = (NLF)TOA - (NLF)s |
SRB_REL3.0_LW_3HRLY, SRB_REL3.0_LW_DAILY, SRB_REL3.0_LW_3HRLY_MONTHLY, and SRB_REL3.0_LW_MONTHLY |
| Surface Albedo (dimensionless) |
Can be derived from All Sky Surface Upward Shortwave Flux, all(USF)s
and All Sky Surface Shortwave Downward Flux, all(DSF)s as:
Surface Albedo = all(USF)s / all(DSF)s |
SRB_REL3.0_SW_3HRLY, SRB_REL3.0_SW_DAILY, SRB_REL3.0_SW_3HRLY_MONTHLY, and SRB_REL3.0_SW_MONTHLY |
| SW cloud radiative forcing, (SWCRF), at the surface [W/m2] |
Can be derived from all-sky surface downward flux (FALL) and clear-sky surface downward fluxes (FCLR) as:
SWCRF = FALL - FCLR |
SRB_REL3.0_SW_3HRLY, SRB_REL3.0_SW_DAILY, SRB_REL3.0_SW_3HRLY_MONTHLY, SRB_REL3.0_SW_MONTHLY, and SRB_REL3.0_QCSW_DAILY |
| Upward SW flux, (FUP) [W/m2] |
Can be derived from all-sky downward (FALL) and absorbed
surface fluxes (FABS) as:
FUP = FALL - FABS |
SRB_REL3.0_SW_3HRLY, SRB_REL3.0_SW_DAILY, SRB_REL3.0_SW_3HRLY_MONTHLY, SRB_REL2_SW_MONTHLY, and SRB_REL3.0_QCSW_DAILY, |
| All-sky surface albedo, (SALB) (dimensionless) |
Can be derived from all-sky downward fluxes (FALL) and absorbed
surface fluxes (FABS) as:
SALB = 1 - (FABS/FALL) |
SRB_REL3.0_SW_3HRLY, SRB_REL3.0_SW_DAILY, SRB_REL3.0_SW_3HRLY_MONTHLY, SRB_REL3.0_SW_MONTHLY, and SRB_REL3.0_QCSW_DAILY, |
| Upward Longwave (LW) Flux, (ULF) [W/m2] |
Can be derived from surface downward LW flux (DLF)
and surface net LW flux (NLF) as :
ULF = DLF - NLF> |
SRB_REL3.0_QCLW_MONTHLY |
| Clear-sky Surface Downward Longwave (LW) Flux, (CSDLF) [W/m2] |
Can be derived from LW flux (DLF) and surface LW Cloud Radiation Forcing (LWCRF) as:
CSDLF = DLF - LWCRF |
SRB_REL3.0_QCLW_MONTHLY |