New Data in Action: A Tale of Two Hurricanes in the Gulf of Mexico
A unique event was observed in the Gulf of Mexico - the occurrence of two tropical cyclones within close spatio-temporal proximity to one another and their combined ocean response.
New PO.DAAC animation now available!
Wind Speed from QuikSCAT Level 2B Version 4.1 dataset.
QuikSCAT Level 2B Version 4.1 Dataset Release
PO.DAAC is pleased to announce the public release of the QuikSCAT Level 2B Ocean Wind Vectors in 12.5km Slice Composites version 4.1 dataset.
OMG CTD L2 Version 1 Dataset Release
PO.DAAC is pleased to announce the public release of the Oceans Melting Greenland (OMG) Conductivity, Temperature and Depth (CTD) L2 Version 1 dataset.
CYGNSS Level 1 Raw Intermediate Frequency and Full Delay Doppler Map Dataset Release
CYGNSS L1 Raw IF data sampled and measured along a river crossing on 18 April 2019. Image credit: Warnock, A. & Ruf, C. (2019). Response to Variations in River Flowrate by a Spaceborne GNSS-R River Width Estimator. Remote Sensing. 11. 2450. https://doi.org/10.3390/rs11202450

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Ocean

Cryosphere

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Ocean Measurements

The Ocean includes geophysical parameters that characterize the oceans (e.g., temperature, salinity, sea surface topography, circulation, etc.) as well as those physical processes operating within the Earth’s oceans and at its surface. Select from below to learn more about the related measurements.

Ocean Temperature

Ocean Waves

Ocean Winds

Salinity/Density

Ocean Surface Topography

Ocean Circulation

Ocean Heat Budget

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Cryosphere Measurements

The Cryosphere includes the portions of Earth's surface where water is in solid form, including sea ice, snow cover, glaciers, ice sheets, and frozen ground. Select from below to learn more about the related measurements.

Glaciers/Ice Sheets

Sea Ice

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Terrestrial Hydrosphere Measurements

Terrestrial Hydrosphere includes water on the land surface and underground in the form of lakes, rivers, groundwater, and total water storage. Select from below to learn more about the related measurements.

Surface Water

Announcements

Sep 16 Upcoming American Customer Satisfaction Index (ACSI) Survey This week, Physical Oceanography Distributed Active Archive Center (PO.DAAC) users will receive an email invitation from CFI Group (noreply@feedback.c	Sep 04 QuikSCAT Level 2B Version 4.1 Dataset Release The PO.DAAC is pleased to announce the public release of the QuikSCAT Level 2B Ocean Wind Vectors in 12.5km Slice Composites version 4.1 dataset.
Aug 26 OMG CTD L2 Version 1 Dataset Release The PO.DAAC is pleased to announce the public release of the Oceans Melting Greenland (OMG) Conductivity, Temperature and Depth (CTD) Level 2 (L2) Version 1 dataset.	Aug 25 MODIS Aqua outage On Aug 16, 2020 the NASA Aqua satellite experienced an anomaly with the onboard Formatter-Multiplexer Unit (FMU) that has affected the real time processing streams for all Aqua instruments includin

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Science Disciplines

Ocean Measurements

Cryosphere Measurements

Terrestrial Hydrosphere Measurements

Announcements