Spaceweather Alerts About

Specific Information about Individual Spaceweather Alerts

Descriptions of each individual Spaceweather Alert that is available the the various levels for each alert type. Our customer control panel allows you to determine exactly which alerts you will receive, whether to turn off SMS or email alerts and more.

All Plans

  • Email Alerts: This setting will override all other specific email alert settings. If you turn off Email Alerts, then no email alerts will be sent, even if you turn on specific email alert items for specific alerts. This is a global setting.
  • SMS / Text Alerts: This setting will override all other specific SMS/Text alert settings. If you turn off SMS/Text Alerts, then no SMS/Text alerts will be sent, even if you turn on specific SMS/Text alert items for specific alerts. This is a global setting.

Basic Plan Alerts

  • CME: CME or Coronal Mass Ejection alerts warn you when a CME is about to hit Earth. Lead times range from 15 to 30 minutes.
  • K-INDEX: K-index alerts tell you when a geomagnetic storm is in progress. K5 is a minor storm (auroras around the Arctic Circle). K9 is an extreme storm (auroras in Florida!)
    • K-4
    • K-5
    • K-6
    • K-7
    • K-8
    • K-9
  • SOLAR FLARE: Solar flare alerts tell you when a solar flare is in progress. B-flares are minor; C is less minor; M is medium; X is extreme.
    • B
    • C
    • M
    • X
  • SOLAR STORMS: Solar Storm warnings. Receive up to 3 days advance warning of anticipated geomagnetic storms.
  • SOLAR WIND: Solar wind alerts tell you when the solar wind is blowing hard. Alert levels range from 500 km/s (minor solar wind storm) to 800 km/s (very strong solar wind storm).
    • 500 km/s
    • 600 km/s
    • 700 km/s
    • 800+ km/s

Professional Plan Alerts

  • BSUBZ: These alerts tell you when cracks are forming in Earth's magnetic field. Alert levels range from minor cracks (-10 nT) to major cracks (-40 nT).
    • -10 nT
    • -20 nT
    • -30 nT
    • -40 nT+
  • COSMIC RAYS: This alert will tell you when there is a sudden increase (or decrease) in cosmic rays around Earth. This includes "ground level events," when a surge of cosmic rays from a solar flare reaches Earth's surface.