Latest Helios Report

  • Solar Watch — May 04, 2026 | 06:00 UTC

    Solar Flare Activity — Last 12 Hours
    Peak: M-class @ 01:33 UTC (2h 27min ago)
      M @ 01:31 UTC

    ☀ HELIOS SOLAR WATCH · 2026-05-04 04:00 UTC
    Stable geomagnetic conditions; moderate solar flare potential observed
    SOLAR: MODERATE
    GEO: QUIET

    Active Regions
    8
    X-Ray
    A/B (quiet)

    Solar activity remains at moderate levels with stable geomagnetic conditions. While no active storms are present, the sun is showing consistent potential for C-class and M-class solar flares.

    HMI Continuum Intensity

    HMI Continuum · Visible Light

    SUVI 304 — Extreme UV

    SUVI 304Å · Extreme Ultraviolet

    R0
    Radio Blackouts
    24h max: R0

    S0
    Solar Radiation
    24h max: S0

    G0
    Geomagnetic Storm
    24h max: G0

    Planetary Kp-Index
    2.0
    0–9 scale · ≥5 = geomagnetic storm

    F10.7 Solar Flux
    126.0
    sfu · >150 = high activity

    The planetary K-index is currently steady at 2.0, indicating a quiet magnetosphere. Solar flux is holding at 126.0 sfu, supported by a healthy count of 32 active regions. A recent M-class flare occurred early this morning, underscoring the ongoing potential for localized solar activity despite the lack of significant terrestrial impacts.

    Key Metric

    The 45% probability of M-class flares is the primary metric to track, as it indicates the sun remains dynamic enough to potentially disrupt localized radio communications on the sunlit side of Earth.

    Expect the geomagnetic field to remain at or near quiet levels, with Kp values expected to dip back toward 1.67 over the next 24 hours. No significant space weather disturbances are anticipated for Earth’s orbital environment during this period.

    🌌 Aurora Outlook

    Aurora activity is currently restricted to high-latitude regions. Observers at mid-latitudes are unlikely to see displays in the next 24 hours given the quiet geomagnetic state.

    Region Location Class Flares C/M/X
    AR4428 S24W51 Dai/B 0/0/0
    AR4425 N05W48 Cao/B 0/0/0
    AR4430 N17W58 Axx/A 0/0/0
    AR4429 S04W07 Dai/B 1/0/0
    AR4424 N17W78 Dao/B 2/0/0
    AR4432 N12E40 Bxo/B 0/0/0
    AR4431 S16E24 Dso/B 0/0/0
    AR4433 S16E68 Dso/B 0/0/0
    2026-05-02 11:11:38.977Space Weather Message Code: ALTTP2
    2026-05-01 15:50:32.247Space Weather Message Code: ALTTP2
    2026-04-30 23:59:26.927Space Weather Message Code: ALTK05
    2026-04-30 23:11:27.400Space Weather Message Code: WARK04
    2026-04-30 23:09:26.960Space Weather Message Code: WARK05

    Monitor AR4431 and AR4433 as they rotate further onto the visible disk, as these regions are currently the most likely candidates for sustained flare activity.