Author: sitemill

  • Solar Watch — May 30, 2026 | 06:00 UTC

    ☀ HELIOS SOLAR WATCH · 2026-05-30 04:00 UTC
    Solar activity remains at moderate levels with unsettled geomagnetic conditions
    SOLAR: UNSETTLED
    GEO: QUIET

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

    Current solar activity is characterized by a stable but active F10.7 flux and minor fluctuations in the planetary K-index. While the sun remains quiet regarding major radiation storms, active region AR4455 continues to show potential for moderate flare production.

    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
    3.3
    0–9 scale · ≥5 = geomagnetic storm

    F10.7 Solar Flux
    104.0
    sfu · >150 = high activity

    The sun is currently exhibiting moderate activity with an F10.7 flux of 104.0 sfu. The planetary K-index is hovering around 3.3, reflecting an unsettled magnetosphere due to ongoing solar wind stream interactions. AR4455 is the primary region of interest, having recently produced an M-class flare, confirming its capacity for energetic events.

    Key Metric

    The F10.7 flux of 104.0 sfu indicates a moderate solar cycle phase, which maintains a stable environment for satellite drag and ionospheric density.

    Geomagnetic conditions are expected to remain unsettled through the next 24 hours, with a brief uptick to Kp 4.0 predicted near 06:00 UTC. Solar flare potential remains steady, with a 45% probability of additional M-class activity originating from AR4455.

    🌌 Aurora Outlook

    Aurora visibility is restricted to high latitudes. Current conditions do not support mid-latitude sightings, and observers at 40-60°N are unlikely to see significant activity, even during the expected Kp 4.0 peak.

    Region Location Class Flares C/M/X
    AR4455 N15E52 Eko/B 5/1/0
    AR4454 S15E34 Hrx/A 0/0/0
    AR4452 N10W48 Dai/BG 0/0/0
    AR4444 S21W35 Hsx/A 0/0/0
    AR4446 S16E03 Cko/BG 0/0/0
    AR4447 S17W41 Cso/B 0/0/0
    AR4448 S05W00 Axx/A 0/0/0
    AR4449 S10W02 Cso/B 1/0/0
    2026-05-29 19:52:21.683Space Weather Message Code: ALTK04
    2026-05-29 19:32:57.610Space Weather Message Code: WARK04
    2026-05-29 05:41:15.247Space Weather Message Code: WARK04
    2026-05-29 00:11:15.840Space Weather Message Code: WARK04
    2026-05-28 18:00:34.420Space Weather Message Code: ALTK04

    Monitor the magnetic complexity of AR4455 as it rotates toward the center of the solar disk for any signs of development that could increase the likelihood of further M-class flares.