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}NASA Earthdata CMR + NASA Data Portal2026 · Array · NetCDF
Arctic Sea Ice Seasonal Change and Melt/Freeze Climate Indicators from Satellite Data, Version 2NSIDC-0747 contains melt-season indicators that can be used to delineate various stages in the summer melt and freeze-up period of sea ice. The data were primarily derived using Sea Ice Concentration (SIC) observations from the NOAA/NSIDC Climate Data Record of Passive Microwave Sea Ice Concentration (G02202) and the Snow Melt Onset Dates (NSIDC-0105) from SSM/I-SSMIS Brightness Temperatures produ
NASA Earthdata CMR + NASA Data Portal2026 · Image data
GPM SSMIS on F17 (GPROF) Climate-based Radiometer Precipitation Profiling 1.5 hours 12 km V08 (GPM_2AGPROFF17SSMIS_CLIM)Version 08 is the current version of the data set. Older versions will no longer be available and have been superseded by the current version. The 'CLIM' products differ from their 'regular' counterparts (without the 'CLIM' in the name) by the ancillary data they use. They are Climate-Reference products, which requires homogeneous ancillary data over the climate time series. Hence, the ECMWF-Inter
NASA Earthdata CMR + NASA Data Portal2026 · Astronomical catalogue
Microwave Data CPEXThe Microwave Data CPEX dataset consists of data collected from the Advanced Microwave Scanning Radiometer 2 (AMSR2), Global Precipitation Measurement Microwave Imager (GMI), and Special Sensor Microwave Imager/Sounder (SSMIS) onboard satellites measuring atmospheric and surface conditions. These data were gathered during the Convective Processes Experiment (CPEX) field campaign. CPEX collected da
NASA Earthdata CMR + NASA Data Portal2026 · Image data
GPM SSMIS on F17 (GPROF) Radiometer Precipitation Profiling L2 1.5 hours 12 km V08 (GPM_2AGPROFF17SSMIS)Version 08 is the current version of the data set. Older versions will no longer be available and have been superseded by the current version. The 2AGPROF (Goddard Profiling) algorithm retrieves consistent precipitation and related science fields from the following GMI and partner passive microwave sensors: + TMI (TRMM) + GMI, (GPM) + SSMI (DMSP F15), SSMIS (DMSP F16, F17, F18, F19) + AMSR2 (GCOM-
NASA Earthdata CMR + NASA Data Portal2026 · Image data
GPM SSMIS on F17 (GPROF) Climate-based Radiometer Precipitation Profiling L3 1 day 0.25 degree x 0.25 degree V08 (GPM_3GPROFF17SSMIS_DAY_CLIM)Version 08 is the current version of the data set. Older versions will no longer be available and have been superseded by Version 08. The "CLIM" products differ from their "regular" counterparts (without the "CLIM" in the name) by the ancillary data they use. They are Climate-Reference products, which requires homogeneous ancillary data over the climate time series. Hence, the ECMWF-Interim (Europ
NASA Earthdata CMR + NASA Data Portal2026 · Image data
GPM SSMIS on F17 (GPROF) Climate-based Radiometer Precipitation Profiling L3 1 month 0.25 degree x 0.25 degree V08 (GPM_3GPROFF17SSMIS_CLIM)Version 08 is the current version of the data set. Older versions will no longer be available and have been superseded by Version 08. The "CLIM" products differ from their "regular" counterparts (without the "CLIM" in the name) by the ancillary data they use. They are Climate-Reference products, which requires homogeneous ancillary data over the climate time series. Hence, the ECMWF-Interim (Europ
NASA Earthdata CMR + NASA Data Portal2026 · Image data
GPM SSMIS on F17 Common Calibrated Brightness Temperatures L1C 1.5 hours 12 km V08 (GPM_1CF17SSMIS)Version 08 is the current version of the data set. Older versions will no longer be available and have been superseded by Version 08. All 1C products have a common L1C data structure, simple and generic. Each L1C swath includes scan time, latitude and longitude, scan status, quality, incidence angle, Sun glint angle, and the intercalibrated brightness temperature (Tc). One or more swaths are inclu
NASA Earthdata CMR + NASA Data Portal2024 · Image data
RSS CCMP Monthly 10 Meter Surface Winds Level 4 Version 3.1This data set contains a monthly-mean, 0.25 degree resolution, near-global gridded analysis of ocean surface winds (wind speed, components, and anomalies) from the Cross-Calibrated Multi-Platform (CCMP) project. CCMP is a combination of inter-calibrated 10 m ocean surface wind retrievals from multiple types of satellite microwave sensors and a background field from reanalysis. The wind retrievals
NASA Earthdata CMR + NASA Data Portal2024 · Image data
RSS CCMP 6-Hourly 10 Meter Surface Winds Level 4 Version 3.1This data set contains a 6-hourly, 0.25 degree resolution, near-global gridded analysis of ocean surface vector winds from the Cross-Calibrated Multi-Platform (CCMP) project, produced by Remote Sensing Systems (RSS). CCMP is a combination of inter-calibrated 10 m ocean surface wind retrievals from multiple types of satellite microwave sensors and a background field from reanalysis. The wind retrie
NASA Earthdata CMR2024 · Array · NetCDF
Calibrated Enhanced-Resolution Passive Microwave Daily EASE-Grid 2.0 Brightness Temperature ESDR V002The Calibrated Enhanced-Resolution Passive Microwave Daily EASE-Grid 2.0 Brightness Temperature ESDR, Version 2 data set is a multi-sensor Level 3 Earth Science Data Record (ESDR) with improvements upon Version 1 in cross-sensor calibration and quality checking, modern file formats, better quality control, improved projection grids, and local time-of-day (LTOD) processing. These data are gridded t
NASA Earthdata CMR2023 · Array · NetCDF
Bootstrap Sea Ice Concentrations from Nimbus-7 SMMR and DMSP SSM/I-SSMIS V004This sea ice concentration data set was derived using measurements from the Scanning Multichannel Microwave Radiometer (SMMR) on the Nimbus-7 satellite and from the Special Sensor Microwave/Imager (SSM/I) sensors on the Defense Meteorological Satellite Program's (DMSP) -F8, -F11, and -F13 satellites. Measurements from the Special Sensor Microwave Imager/Sounder (SSMIS) aboard DMSP-F17 are also inc
NASA Earthdata CMR + NASA Data Portal2022 · Image data
Snow Melt Onset Over Arctic Sea Ice from SMMR and SSM/I-SSMIS Brightness Temperatures, Version 5This data set includes yearly snow melt onset dates over Arctic sea ice derived from Scanning Multichannel Microwave Radiometer (SMMR), Special Sensor Microwave/Imager (SSM/I), and the Special Sensor Microwave Imager/Sounder (SSMIS) brightness temperature measurements. The data are gridded to the 25 km Northern Hemisphere Polar Stereographic projection and available from 1979 through 2025. This da
NASA Earthdata CMR2022 · Image data
Sea Ice Concentrations from Nimbus-7 SMMR and DMSP SSM/I-SSMIS Passive Microwave Data V002This data set is generated from brightness temperature data and is designed to provide a consistent time series of sea ice concentrations spanning the coverage of several passive microwave instruments.The data are provided in the polar stereographic projection at a grid cell size of 25 x 25 km. Data coverage is from 26 October 1978 to 31 December 2025.
NASA Earthdata CMR + NASA Data Portal2022 · Image data
NASA MEASURES Precipitation Ensemble based on SSMIS DMSP F17 NASA PPS L1C V05 Tbs 1-orbit L2 Swath 12x12km V1 (PRECIP_SSMIS_F17)The data presented in this level 2 orbital product are rain rate estimates expressed as mm/hour determined from brightness temperatures (Tbs) obtained from the Special Sensor Microwave Imager Sounder (SSMIS) flown on the US Defense Meteorological Satellite Program (DMSP) F17 mission. Most of the products generated in this data set are based upon the algorithms developed for the 3rd Algorithm Inter
NASA Earthdata CMR + NASA Data Portal2022 · Image data
GPM SSMIS on F17 (GPROF) Radiometer Precipitation Profiling L2 1.5 hours 12 km V07 (GPM_2AGPROFF17SSMIS)Version 07 is the current version of the data set. Older versions will no longer be available and have been superseded by Version 07. The 2AGPROF (Goddard Profiling) algorithm retrieves consistent precipitation and related science fields from the following GMI and partner passive microwave sensors: + TMI (TRMM) + GMI, (GPM) + SSMI (DMSP F15), SSMIS (DMSP F16, F17, F18, F19) + AMSR2 (GCOM-W1) + MHS
NASA Earthdata CMR + NASA Data Portal2022 · Image data
GPM SSMIS on F17 (GPROF) Climate-based Radiometer Precipitation Profiling 1.5 hours 12 km V07 (GPM_2AGPROFF17SSMIS_CLIM)Version 07 is the current version of the data set. Older versions will no longer be available and have been superseded by Version 07. The 'CLIM' products differ from their 'regular' counterparts (without the 'CLIM' in the name) by the ancillary data they use. They are Climate-Reference products, which requires homogeneous ancillary data over the climate time series. Hence, the ECMWF-Interim (Europ
NASA Earthdata CMR + NASA Data Portal2022 · Image data
GPM SSMIS on F17 (GPROF) Climate-based Radiometer Precipitation Profiling L3 1 month 0.25 degree x 0.25 degree V07 (GPM_3GPROFF17SSMIS_CLIM)Version 07 is the current version of the data set. Older versions will no longer be available and have been superseded by Version 07. The "CLIM" products differ from their "regular" counterparts (without the "CLIM" in the name) by the ancillary data they use. They are Climate-Reference products, which requires homogeneous ancillary data over the climate time series. Hence, the ECMWF-Interim (Europ
NASA Earthdata CMR + NASA Data Portal2022 · Image data
GPM SSMIS on F17 (GPROF) Radiometer Precipitation Profiling L3 1 month 0.25 degree x 0.25 degree V07 (GPM_3GPROFF17SSMIS)Version 07 is the current version of the data set. Older versions will no longer be available and have been superseded by Version 07. 3GPROF products provide global gridded monthly/daily precipitation averages from multiple satellites that can be used for climate studies. The 3GPROF products are based on retrievals from high-quality microwave sensors, which are sensitive to liquid and ice-phase pr
NASA Earthdata CMR + NASA Data Portal2022 · Image data
GPM SSMIS on F17 (GPROF) Climate-based Radiometer Precipitation Profiling L3 1 day 0.25 degree x 0.25 degree V07 (GPM_3GPROFF17SSMIS_DAY_CLIM)Version 07 is the current version of the data set. Older versions will no longer be available and have been superseded by Version 07. The "CLIM" products differ from their "regular" counterparts (without the "CLIM" in the name) by the ancillary data they use. They are Climate-Reference products, which requires homogeneous ancillary data over the climate time series. Hence, the ECMWF-Interim (Europ
NASA Earthdata CMR + NASA Data Portal2022 · Image data
GPM SSMIS on F17 (GPROF) Radiometer Precipitation Profiling L3 1 day 0.25 degree x 0.25 degree V07 (GPM_3GPROFF17SSMIS_DAY)Version 07 is the current version of the data set. Older versions will no longer be available and have been superseded by Version 07. 3GPROF products provide global gridded monthly/daily precipitation averages from multiple satellites that can be used for climate studies. The 3GPROF products are based on retrievals from high-quality microwave sensors, which are sensitive to liquid and ice-phase pr
NASA Earthdata CMR2021 · Raster · GeoTIFF
MEaSUREs Global Record of Daily Landscape Freeze/Thaw Status V005This data set, part of the NASA Making Earth System Data Records for Use in Research Environments (MEaSUREs) program, contains a global record of the daily freeze/thaw status of the landscape. The record is derived from radiometric brightness temperatures acquired between 1979 and 2021 by four satellite-based, passive microwave sensors: the Scanning Multichannel Microwave Radiometer (SMMR), the Sp
NASA Earthdata CMR2021 · Array · NetCDF
DMSP SSM/I-SSMIS Daily Polar Gridded Brightness Temperatures V006This data set provides daily gridded brightness temperatures derived from passive microwave sensors and distributed in a polar stereographic projection. NSIDC produces daily gridded brightness temperatures from orbital swath data generated by the Special Sensor Microwave/Imager (SSM/I) aboard the Defense Meteorological Satellite Program (DMSP) F8, F11, and F13 platforms and the Special Sensor Micr
NASA Earthdata CMR + NASA Data Portal2021 · Image data
GPM SSMIS on F17 Common Calibrated Brightness Temperatures L1C 1.5 hours 12 km V07 (GPM_1CF17SSMIS)Version 07 is the current version of the data set. Older versions will no longer be available and have been superseded by Version 07. All 1C products have a common L1C data structure, simple and generic. Each L1C swath includes scan time, latitude and longitude, scan status, quality, incidence angle, Sun glint angle, and the intercalibrated brightness temperature (Tc). One or more swaths are inclu
NASA Earthdata CMR + NASA Data Portal2020 · Image data
GPM Ground Validation Satellite Overpasses IFloodS V1The GPM Ground Validation Satellite Overpasses IFloodS dataset contains plots of satellite overpass paths centered over eastern Iowa during the Global Precipitation Measurement (GPM) mission Iowa Flood Studies (IFloodS) field campaign. The campaign aimed to collect detailed measurements of precipitation at the Earth’s surface while simultaneously collecting data from satellites passing overhead. T
NASA Earthdata CMR + NASA Data Portal2020 · Image data
Passive Microwave-derived Annual Snowoff Date Maps, 1988-2023This dataset provides annual maps of the snowoff (SO) date from 1988-2023 across Alaska and parts of Far East Russia and northwest Canada at a resolution of 6.25 km. SO date is defined as the last day of persistent snow and was derived from the MEaSUREs Calibrated Enhanced-Resolution Passive Microwave (PMW) EASE-Grid Brightness Temperature (Tb) Earth System Data Record (ESDR) product. The spatial