Snow and Ice Data

Data Set

Resolution

Coverage

Dates

Frequency

Snow data assimilation system (SNODAS) data is a product of the National Snow and Ice Data Center (NSIDC). Download the National Snow Analysis Data

Note: for CALPUFF applications choose the unmasked SNODAS 1 km resolution files.

1 km

US and up to 58°N

masked:
2003 – present

daily

Ice Mapping System (IMS) Daily Northern Hemisphere Snow and Ice Analysis is available at 4 km and 24 km Resolution.  Documentation and the FTP site for data download are available through the IMS web page.

Note:  Registration is optional for data
download via the Snow and Ice Data Center.

4 km
24 km

Northern Hemisphere

2004 – present

1997 – present

daily

NOAA United States National Ice Center
provides data for snow and ice cover through http://www.natice.noaa.gov/ims/.

images

Northern Hemisphere

1997 - present

daily

NASA produces a variety of snow cover data through the MODIS Snow and Sea Ice Data Global Mapping Project.

0.5°
0.25°

Global

2000 - present

daily