ISCCP Ice Snow Product: Global Fractional Coverage on 5-Day Intervals

ISCCP_ICESNOW_NAT_1 is a merged product containing separate snow and sea ice fractional coverage data for 5-day intervals. The data were collected on a global equal-area grid with a cell area equivalent to 1 degree latitude/longitude at the equator. This dataset was produced by NASA as part of the World Climate Research Program to improve understanding and modeling of cloud effects on climate.

Use Cases

• Modeling global climate effects based on fractional snow and sea ice coverage data.
• Analyzing seasonal variations in cryosphere extent based on 5-day averaged satellite imagery.
• Studying the relationship between cloud properties and ice/snow presence based on proximity margin zones.
• Validating ground and satellite-derived snow and sea ice measurements.

Strengths

• Data collection is complete, providing a finalized historical record.
• Global coverage on an equal-area grid with 1-degree equatorial cell resolution.
• Combines data from multiple sources: visible satellite imagery, ground data, ship/shore reports, and microwave measurements.

Limitations

• Column-level documentation is absent; field semantics must be inferred after download.
• The archived version excludes the processed margin zones used in the original cloud analysis.
• Row count is unknown, which may limit suitability assessment.

Provenance

Source

National Aeronautics and Space Administration

Collection Method

Merged from satellite imagery, ground data, ship/shore reports, and microwave measurements.

Freshness

Last updated 2026-03-13 01:15:35.346857; freshness should be verified.

Geography

Global