Global clouds from CloudSat/CALIOP (R04, 2006-present)

Analysis by Jen Kay (jenkay at ucar dot edu), last updated 4-13-2011

Calculation details are here.

 

2x2 Degree Monthly/Seasonal/Annual Zonal Mean Cloud Fraction:

Radar only movie

Radar+lidar movie

Individual months

 

climatology (June 2006 - December 2010)

Radar only: MAM, JJA., SON, DJF, ANN

Radar+lidar: MAM, JJA, SON, DJF, ANN

 

2x2 Degree Seasonal Cloud Fraction Maps (radar only):

JJA_06: low, uniqlow, mid, high, uniqhigh, thick30, total

SON_06: low, uniqlow, mid, high, uniqhigh, thick30, total

DJF_06: low, uniqlow, mid, high, uniqhigh, thick30, total

MAM_07: low, uniqlow, mid, high, uniqhigh, thick30, total

JJA_07: low, uniqlow, mid, high, uniqhigh, thick30, total

SON_07: low, uniqlow, mid, high, uniqhigh, thick30, total

DJF_07: low, uniqlow, mid, high, uniqhigh, thick30, total

MAM_08: low, uniqlow, mid, high, uniqhigh, thick30, total

JJA_08: low, uniqlow, mid, high, uniqhigh, thick30, total

SON_08: low, uniqlow, mid, high, uniqhigh, thick30, total

DJF_08: low, uniqlow, mid, high, uniqhigh, thick30, total

MAM_09: low, uniqlow, mid, high, uniqhigh, thick30, total

JJA_09: low, uniqlow, mid, high, uniqhigh, thick30, total

SON_09: low, uniqlow, mid, high, uniqhigh, thick30, total

DJF_09: low, uniqlow, mid, high, uniqhigh, thick30, total

MAM_10: low, uniqlow, mid, high, uniqhigh, thick30, total

JJA_10: low, uniqlow, mid, high, uniqhigh, thick30, total

SON_10: low, uniqlow, mid, high, uniqhigh, thick30, total

 

climatology (June 2006 - December 2010)

MAM_climo: low, uniqlow, mid, high, uniqhigh, thick30, total

JJA_climo: low, uniqlow, mid, high, uniqhigh, thick30, total

SON_climo: low, uniqlow, mid, high, uniqhigh, thick30, total

DJF_climo: low, uniqlow, mid, high, uniqhigh, thick30, total

ANN_climo: low, uniqlow, mid, high, uniqhigh, thick30, total

 

2x2 Degree Seasonal Cloud Fraction Maps (radar+lidar)*:

JA_06_RL: low, uniqlow, mid, high, uniqhigh, thick30, total

SON_06_RL: low, uniqlow, mid, high, uniqhigh, thick30, total

DJF_06_RL: low, uniqlow, mid, high, uniqhigh, thick30, total

MAM_07_RL: low, uniqlow, mid, high, uniqhigh, thick30, total

JJA_07_RL: low, uniqlow, mid, high, uniqhigh, thick30, total

SON_07_RL: low, uniqlow, mid, high, uniqhigh, thick30, total

DJF_07_RL: low, uniqlow, mid, high, uniqhigh, thick30, total

MAM_08_RL: low, uniqlow, mid, high, uniqhigh, thick30, total

JJA_08_RL: low, uniqlow, mid, high, uniqhigh, thick30, total

SON_08_RL: low, uniqlow, mid, high, uniqhigh, thick30, total

DJF_08_RL: low, uniqlow, mid, high, uniqhigh, thick30, total

MAM_09_RL: low, uniqlow, mid, high, uniqhigh, thick30, total

JJA_09_RL: low, uniqlow, mid, high, uniqhigh, thick30, total

SON_09_RL: low, uniqlow, mid, high, uniqhigh, thick30, total

DJF_09_RL: low, uniqlow, mid, high, uniqhigh, thick30, total

MAM_10_RL: low, uniqlow, mid, high, uniqhigh, thick30, total

JJA_10_RL: low, uniqlow, mid, high, uniqhigh, thick30, total

SON_10_RL: low, uniqlow, mid, high, uniqhigh, thick30, total

 

climatology (July 2006 - December 2010)

MAM_climo_RL: low, uniqlow, mid, high, uniqhigh, thick30, total

JJA_climo_RL: low, uniqlow, mid, high, uniqhigh, thick30, total

SON_climo_RL: low, uniqlow, mid, high, uniqhigh, thick30, total

DJF_climo_RL: low, uniqlow, mid, high, uniqhigh, thick30, total

ANN_climo_RL: low, uniqlow, mid, high, uniqhigh, thick30, total

 

 

*NOTE: Some 2B-GEOPROF-LIDAR files have periods with no Arctic data, i.e., weird drop-outs. I have manually identified these *bad* data granules and removed them from the analysis. I have not done a thorough investigation of this issue outside of the Arctic, so use these maps with some caution.