Extreme TMAX events during winter in the United States
and their frequency under major teleconnection patterns
COOP Mid-Atlantic main       TMAX tables Station maps and lists
Extreme high TMAX events
Days on which the daily TMAX was in the highest 1/15th (top 6.7%) of all the 1948-1997 NDJFM TMAX observations

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 Mid-Atlantic station TMAX

TMAX is recorded
   Daily maximum temperature
Help for TMAX

Maps of
   Observations of TMAX
   Mean daily TMAX
   Standard deviation of TMAX
   Extreme TMAX thresholds

TMAX under 2 index extremes
   Pick one extreme:
   
High NAMLow NAM
High PNALow PNA
High CTILow CTI
Extreme low TMAX events
Days on which the daily TMAX was in the lowest 1/15th (bottom 6.7%) of all the 1948-1997 NDJFM TMAX observations

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})