Extreme SNOW events during winter in the United States
and their frequency under major teleconnection patterns
COOP Southwest main       SNOW tables Station maps and lists
Extreme high SNOW events
Days on which the SNOW amount was in the top 20% of the 1948-1997 NDJFM days with measureable recorded SNOW

Relative occurrences during extreme positive and negative phases of
NAM  (Northern Hemisphere annular mode)
PNA  (Pacific-North America pattern)
CTI  (Cold Tongue Index {measure of ENSO})

Help and more for
COOP Southwest station SNOW

SNOW is recorded
   Daily snowfall
   (liquid water equivalent)
Help for SNOW

Maps of
   Observations of SNOW
   Occurrences of SNOW
   Frequency of SNOW
   Mean daily SNOW
   Mean for only days with SNOW
   Extreme SNOW thresholds

SNOW under 2 index extremes
   Pick one extreme:
   
High NAMLow NAM
High PNALow PNA
High CTILow CTI
SNOW occurrences
Days on which measureable SNOW was recorded

Relative occurrences during extreme positive and negative phases of
NAM  (Northern Hemisphere annular mode)
PNA  (Pacific-North America pattern)
CTI  (Cold Tongue Index {measure of ENSO})