Extreme SNOW events during winter in the United States and their frequency under extreme phases of the PNA
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Extreme high SNOW events and the PNA
Days on which the SNOW amount was in the top 20% of the 1948-1997 NDJFM days with measureable recorded SNOW
![Maps of high SNOW and the PNA](hiSNOW_RatioExtremeHighLowPNA/40plus_sig95_small.png) |
View maps like example to left of relative occurrences of high SNOW during extreme positive and negatve phases of PNA |
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Occurrences of SNOW and the PNA
Days on which measureable SNOW was recorded
![Maps of SNOW occurrences and the PNA](anySNOW_RatioExtremeHighLowPNA/40plus_sig95_small.png) |
View maps like example to left of relative SNOW occurrences during extreme positive and negatve phases of PNA |
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Help and reference information on SNOW and the PNA |
SNOW is Daily snowfall (liquid water equivalent) More on SNOW
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PNA is the Pacific-North America pattern index More on the PNA
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