Northern Hemisphere · Latest
Snow Cover Extent
Snow-covered NH land · —
— vs. 2001–2020 mean
% of normal
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of 2001–2020 mean
Rank
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vs. last week
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Daily snow extent
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Snow extent
Land
Ocean
Latest daily snow cover extent over land, displayed on an interactive globe centered over the North Pole. Hover or focus to pause rotation.
Maps
Current monitoring products
The latest daily SCE departure from normal, most recent month, and data maintained since late 1966.
Long-term 190 km
Weekly data portal
The original weekly snow extent record, from 1966 to present. Maps, tables, rankings, and other analyses based on 190 km resolution data from the Rutgers Global Snow Lab.
Open weekly portal →
1966–
Graphs
Snow cover trends
Interactive time series from the NHSCE record.
NH snow season tracker
Current season vs. the climatological range (2001–2020)
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Normal
Clim. range
Aug–Jul
NH snow cover anomaly
Daily extent relative to the 2001–2020 mean · since Aug 1, 2025
Daily anomaly
Above normal
Below normal
2001–2020 mean
Source: NHSCE CDR · NOAA NCEI
Monthly anomaly by year
Latest month across the record
Below normal
Above normal
Normal period 2001–2020