Due to system maintenance, users should expect delays in accessing some of NCEI archived climate models

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Modeling Earth’s Geomagnetic Fields

May 30, 2019
Our High Definition Geomagnetic Model (HDGM) provides a clearer picture of Earth’s magnetic field.
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World Magnetic Model Out-of-Cycle Release

February 4, 2019
Due to changes in Earth’s magnetic field, NCEI has released an out-of-cycle World Magnetic Model to ensure safe navigation.
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Airport Runway Names Shift with Magnetic Field

August 23, 2018
Earth’s shifting magnetic field affects airports and airline operations, including runway names. NCEI’s World Magnetic Model is a guide.
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Navigating Our Planet with Magnetic Models

August 22, 2018
Our scientists have produced the World Magnetic Model and the Enhanced Magnetic Model to help improve magnetic navigation.
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Become a Citizen Scientist with Our CrowdMag App

August 14, 2018
You can help us improve the accuracy of magnetic navigation by tracking changes in Earth’s magnetic field with the CrowdMag app.
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