Current activity as measured by the magnetometer.
AuroraWatch UK status:
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AuroraWatch Shetland issues its own aurora alerts via Twitter and Telegram. More details on our blog. The alerts have slightly different meanings to the main AuroraWatch UK alerts:
| Colour | Description | Meaning |
|---|---|---|
| Green | No significant activity | Aurora is unlikely to be visible by eye or on camera from Shetland. |
| Yellow | Minor geomagnetic activity | Aurora likely to be visible on camera from Shetland. |
| Amber | Amber alert: aurora likely | Aurora is likely to be visible by eye from Shetland. |
| Red | Red alert: strong aurora is likely | Aurora is likely to be clearly visible by eye from Shetland. |
These alert meanings and levels may be tweaked based on user feedback.