Introduction

MAPS
Total Cloud Cover
Completely Clear Sky
   * Frequency of Occurrence
         - Annual: Day, Night
           Amplitude, Phase of Annual Cycle
         - Dec,Jan,Feb: Day, Night
            Amplitude, Phase of Diurnal Cycle
         - Mar,Apr,May: Day, Night
            Amplitude, Phase of Diurnal Cycle
         - Jun,Jul,Aug: Day, Night
            Amplitude, Phase of Diurnal Cycle
         - Sep,Oct,Nov: Day, Night
            Amplitude, Phase of Diurnal Cycle
         - January: Day, Night
         - February: Day, Night
         - March: Day, Night
         - April: Day, Night
         - May: Day, Night
         - June: Day, Night
         - July: Day, Night
         - August: Day, Night
         - September: Day, Night
         - October: Day, Night
         - November: Day, Night
         - December: Day, Night
Precipitation
Fog
Stratus
Stratocumulus
Cumulus
Cumulonimbus
Nimbostratus
Altostratus
Altocumulus
High Level Clouds
Middle level Clouds
Low Level Clouds

Grid Box Maps
Number of Stations
Fraction of Area that is Land