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

Maps of high TMAX and the PNA View maps like example to left of relative occurrences of high TMAX during extreme positive and negatve phases of PNA

See also TMAX and:  NAM   CTI 

See also PNA and:  TMIN  PRCP  SNOW
Extreme low TMAX events and the PNA
Days on which the daily TMAX was in the lowest 1/15th (bottom 6.7%) of all the 1948-1997 NDJFM observations of TMAX

Maps of low TMAX and the PNA View maps like example to left of relative occurrences of low TMAX during extreme positive and negatve phases of PNA

See also TMAX and:  NAM   CTI 

See also PNA and:  TMIN  PRCP  SNOW
Help and reference information on TMAX and the PNA
TMAX is
   Daily maximum recorded temperature
More on TMAX

PNA is
   the Pacific-North America pattern index
More on the PNA