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Service Interruption

The NSIDC Web site and data services are currently having intermittent problems and may be unavailable. We are working to restore these services as soon as possible and apologize for any inconvenience this may cause. Please contact NSIDC User Services for assistance.

Description of Data Files

Dates are presented as dd/mm/yyyy
Missing data indicated by -99.9
Depths are in cm; precipitations are in inches.

Seasonal frost depth