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High-frequency magnetometers

Geomagnetic observatories

Viewing the Northern Lights

Models and data products

Sign-up for geomagnetic disturbance alerts

When we predict an increase in magnetic activity we send out a geomagnetic disturbance alert.
Notice of a potential magnetic storm increases your chance of seeing the Northern Lights!

Sign up for alerts by email or Twitter.

High-frequency magnetometers

Two induction coil (high-frequency magnetometers) were recently installed at Eskdalemuir Observatory.

Read more and see the latest data.

Geomagnetic observatories

We operate eight magnetic observatories, three in the UK and five overseas.

See where they are and find out more about them!

Viewing the Northern Lights

Read our guide on how to see the Northern Lights from the UK.

Geomagnetic models and data products

We provide a range of geomagnetic data and services.

Get model information, observatory data and indices here.

Latest News


About BGS Geomagnetism

The Geomagnetism team measures, records, models and interprets variations in the Earth’s natural magnetic fields.

Our data and expertise help to develop scientific understanding of change in the Earth and the environment, from deep within the core out into space.

We also provide geomagnetic products and services to industry and to academic colleagues and we use our knowledge for information and education.


Research

Modelling the Earth's magnetic field, space weather hazards.

Operations

About our magnetic observatory operations, UK surveying, equipment.

Data and Services

Observatory data, indices, models, charts, applications.

Education

Overviews of the Earth's magnetic field, reversals, magnetic poles.

Alerts

Subscribe to our Space Weather Alerts.