Introduction

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

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