Latest Helios Report

  • Solar Watch — May 10, 2026 | 06:00 UTC

    ☀ HELIOS SOLAR WATCH · 2026-05-10 04:00 UTC
    Solar activity remains stable with high F10.7 flux and quiet geomagnetic levels.
    SOLAR: MODERATE
    GEO: QUIET

    Active Regions
    5
    X-Ray
    A/B (quiet)

    Current solar conditions are quiet with the geomagnetic field remaining undisturbed. Solar activity is characterized by a steady F10.7 radio flux of 151 sfu, suggesting moderate solar cycle progression despite a lack of eruptive events.

    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
    0.3
    0–9 scale · ≥5 = geomagnetic storm

    F10.7 Solar Flux
    151.0
    sfu · >150 = high activity

    The planetary K-index is currently 0.3, indicating very stable conditions for satellite and ground-based infrastructure. With 28 active regions present, the solar disk is well-populated, although current X-ray flux remains at background A and B levels. The recent trend shows a consistent decline in geomagnetic activity over the past 24 hours.

    Key Metric

    The F10.7 solar radio flux of 151 sfu is the most important metric, as it indicates a high level of atmospheric ionization, which impacts satellite drag and long-range radio propagation.

    Geomagnetic conditions are expected to remain in the quiet range, with the Kp index likely peaking at 2.67 in the next few hours before settling. No significant solar radiation storms or radio blackouts are anticipated, as M-class and X-class flare probabilities remain low.

    🌌 Aurora Outlook

    Aurora visibility is restricted to high-latitude polar regions. Mid-latitude observers should not expect any significant auroral displays during this period.

    Region Location Class Flares C/M/X
    AR4435 N23W01 Hsx/A 0/0/0
    AR4433 S17W10 Cao/B 0/0/0
    AR4431 S16W61 Hsx/A 0/0/0
    AR4432 N14W42 Dai/B 15/0/0
    AR4436 N18E69 Dso/B 0/0/0
    2026-05-08 17:25:25.267Space Weather Message Code: WARK04
    2026-05-07 16:37:40.453Space Weather Message Code: WARK04
    2026-05-05 02:49:25.467Space Weather Message Code: ALTK05
    2026-05-04 23:55:23.583Space Weather Message Code: ALTK05
    2026-05-04 23:39:44.003Space Weather Message Code: WARK04

    Monitor the evolution of AR4436 as it rotates onto the solar disk; its complexity could change the potential for M-class flare activity.