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#spaceweather — Public Fediverse posts

Live and recent posts from across the Fediverse tagged #spaceweather, aggregated by home.social.

  1. #SpaceWeather #Solar #sflorg
    Geophysical Alert Message

    Solar-terrestrial indices for 07 September follow.
    Solar flux 110 and estimated planetary A-index 19.
    The estimated planetary K-index at 1200 UTC on 08 September was 4.33.

    Space weather for the past 24 hours has been minor.
    Geomagnetic storms reaching the G1 level occurred.

    Space weather for the next 24 hours is predicted to be minor.
    Geomagnetic storms reaching the G1 level are expected.
    sflorg.com/p/space-weather.html

  2. Space Weather

    The geomagnetic storm strength reached G1 (minor) level at 07h30 UT this morning.

    Further bursts of substorm activity will continue as this storm progresses, giving further opportunities to see aurora at the higher latitudes.

    #spaceweather
    #aurora
    #g7izu

  3. 2026-09-08 00:00:00 UTC

    HOW IS SPACE WEATHER NOW?

    CURRENT CONDITIONS:
    🟡 Solar Wind: 478.2 km/s (1 h avg)

    FORECAST FOR TODAY:

    🟢 Radio Blackout: R0
    - No effects

    🟢 Solar Radiation Storm: S0
    - No effects

    🟡 Geomagnetic Storm: G1
    - Weak power grid fluctuations
    - Aurora is visible at high latitudes

    #SpaceWeather

  4. Space Weather: Geomagnetic Storm Update

    Geomagnetic activity is continuing to build as a number of CMEs reach Earth. Aurora has been seen at high latitudes.

    The 1-minute Kp level is currently below G1 level (Kp4) but it's likely to exceed that soon. The DST (Disturbance Storm Time index) is falling quickly and is now at -47nT, showing that the ring current is charging up.

    Amateur radio operators at high latitudes have reported auroral radio contacts over Scandinavia.

    #spaceweather
    #aurora
    #g7izu