Dataset: Arctic Sea and Ice Surface Temperature, L4, 5km daily (DMI-ARC-SEAICE_TEMP-L4-NRT-OBS)#

Dataset identifier: DMI-ARC-SEAICE_TEMP-L4-NRT-OBS
Data store: cmems

How to open this dataset in AVL JupyterLab  

cmems_store = new_data_store('cmems')
ds = cmems_store.open_data('DMI-ARC-SEAICE_TEMP-L4-NRT-OBS')

Bounding box map#

Bounding box map
Map tiles and data from OpenStreetMap, under the ODbL.

Basic information#

Parameter Value
Bounding box longitude (°) -180 to 180
Bounding box latitude (°) 57.975 to 89.9749969482422
Time range 2018-01-01 to 2023-04-14
Time period 1D
Publisher MyOcean and GHRSST project office

Click here for full dataset metadata.

Variable list#

Click on a variable name to jump to the variable’s full metadata.

Variable Long name Units
analysed_st analysed sea and ice surface temperature kelvin
analysis_error estimated error standard deviation of analysed_st kelvin
mask land sea ice lake bit mask [none]
observation_max level 3 maximum observed surface temperature in grid point kelvin
observation_min level 3 minimum observed surface temperature in grid point kelvin
observation_num number observations in grid point 1
observation_std level 3 standard deviation of observed surface temperature in grid point kelvin
sea_ice_fraction sea ice area fraction 1

Full variable metadata#

analysed_st#

Field Value
standard_name surface_temperature
long_name analysed sea and ice surface temperature
units kelvin
comment
source Metop-A SST and IST products from DMI
valid_min -6000
valid_max 4500

analysis_error#

Field Value
long_name estimated error standard deviation of analysed_st
units kelvin
comment
valid_min 0
valid_max 32767

mask#

Field Value
long_name land sea ice lake bit mask
comment Mask can be used to further filter the data
flag_meanings water land optional_lake_surface sea_ice optional_river_surface
source NAVOCEANO_landmask_v1.0, OSI-SAF sea ice concentration
flag_masks 1, 2, 4, 8, 16
valid_min 1
valid_max 31

observation_max#

Field Value
long_name level 3 maximum observed surface temperature in grid point
units kelvin
comment
valid_min -6000
valid_max 4500

observation_min#

Field Value
long_name level 3 minimum observed surface temperature in grid point
units kelvin
comment
valid_min -6000
valid_max 4500

observation_num#

Field Value
long_name number observations in grid point
units 1
comment
valid_min 0
valid_max 32767

observation_std#

Field Value
long_name level 3 standard deviation of observed surface temperature in grid point
units kelvin
comment
valid_min 0
valid_max 32767

sea_ice_fraction#

Field Value
standard_name sea_ice_area_fraction
long_name sea ice area fraction
units 1
comment
source OSI-SAF sea ice concentration
valid_min 0
valid_max 100

Full dataset metadata#

Field Value
Conventions CF-1.4, Unidata Observation Dataset v1.0
title Arctic Sea and Ice Surface Temperature, L4, 5km daily (DMI-ARC-SEAICE_TEMP-L4-NRT-OBS)
summary DMI Sea and Ice Surface Temperature analysis created using multisensor satellite surface temperature (ST) observations
references Høyer, J. L. and She, J., Optimal interpolation of sea surface temperature for the North Sea and Baltic Sea, J. Mar. Sys., Vol 65, 1-4, pp. 176-189, 2007
institution Danish Meteorological Institute, DMI
history Version 1.0
license these data are available free of charge under the GMES data policy
id DMI-L4UHskin-ARC_IST-DMI_OI
naming_authority org.ghrsst
product_version Version 1.0
uuid ba896f60-1072-4230-8cc7-c9dfa5710a77
gds_version_id 2.0
netcdf_version_id netcdf-3.6.2 of Sep 10 2008 10:39:34
date_created 20230415T110746Z
file_quality_level 3
spatial_resolution 0.05 degrees
start_time 20230414T000000Z
time_coverage_start 20230414T000000Z
stop_time 20230415T000000Z
time_coverage_end 20230415T000000Z
westernmost_longitude -179.975
easternmost_longitude 179.975
southernmost_latitude 58.0
northernmost_latitude 89.95
source EUR-L2P-AVHRR_METOP_A, OSI-SAF ice concentration
platform MetOpA
sensor AVHRR
Metadata_Conventions Unidata Dataset Discovery v1.0
metadata_link http://data.nodc.noaa.gov/NESDIS_DataCenters/metadata/index.html
keywords Oceans > Ocean Temperature > Sea Surface Temperature
keywords_vocabulary NASA Global Change Master Directory (GCMD) Science Keywords
standard_name_vocabulary NetCDF Climate and forecast (CF) Metadata Convention
geospatial_lat_units degrees north
geospatial_lon_units degrees east
geospatial_lat_resolution 0.05
geospatial_lon_resolution 0.05
acknowledgment Please acknowledge the use of these data with the following statement: These data were provided by DMI and the MyOcean regional data assembly centre
creator_name Jacob L. Hoeyer
creator_email jlh@dmi.dk
creator_url http://ocean.dmi.dk/satellite/
project MyOcean and Group for High Resolution Sea Surface Temperature
publisher_name MyOcean and GHRSST project office
publisher_url http://www.myocean.eu.org/ and http://www.ghrsst.org
publisher_email servicedesk@myocean.eu.org , ghrsst-po@nceo.ac.uk
processing_level L4
cdm_data_type grid
comment IN NO EVENT SHALL DMI OR ITS REPRESENTATIVES BE LIABLE FOR ANY DAMAGES WHATSOEVER INCLUDING, WITHOUT LIMITATION, SPECIAL, INDIRECT, INCIDENTAL OR CONSEQUENTIAL DAMAGES OR DAMAGES FOR LOSS OF BUSINESS PROFITS OR SAVINGS, BUSINESS INTERRUPTION, LOSS OF BUSINESS INFORMATION OR OTHER PECUNIARY LOSS ARISING OUT OF THE USE OF OR THE BUSINESS INTERRUPTION, LOSS OF BUSINESS INFORMATION OR OTHER PECUNIARY LOSS ARISING OUT OF THE USE OF OR THE INABILITY TO USE THIS DMI PRODUCT, EVEN IF DMI HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES. THIS LIMITATION SHALL APPLY TO CLAIMS OF PERSONAL INJURY TO THE EXTENT PERMITTED BY LAW. SOME COUNTRIES OR STATES DO NOT ALLOW THE EXCLUSION OR LIMITATION OF LIABILITY FOR CONSEQUENTIAL, SPECIAL, INDIRECT, INCIDENTAL DAMAGES AND, ACCORDINGLY, SOME PORTIONS OF THESE LIMITATIONS MAY NOT APPLY TO YOU. BY USING THIS PRODUCT, YOU HAVE ACCEPTED THAT THE ABOVE LIMITATIONS OR THE MAXIMUM LEGALLY APPLICABLE SUBSET OF THESE LIMITATIONS APPLY TO YOUR USE OF THIS PRODUCT. WARNING Some applications are unable to properly handle signed byte values. If values are encountered > 127, please subtract 256 from this reported value