Evaluation of the following parameters is presented almost in real time: Shortwave Surface Downward Flux Surface Downward Photosynthetically Active Radiation (PAR) Observation from the SURFRAD network are used. The most recent observations are available for the following days: Sunday Monday Tuesday Wednesday Thursday Friday Saturday Day: 11/12/2009 11/13/2009 11/14/2009 Day: 11/15/2009 11/16/2009 11/17/2009 11/18/2009 11/19/2009 Evaluation of Surface Shortwave Downward Flux:

Evaluation of Surface Downward Photosynthetically Active Radiation