Solar Watch — April 30, 2026 | 06:00 UTC

☀ HELIOS SOLAR WATCH · 2026-04-30 04:00 UTC
Solar activity remains low with steady magnetic conditions
SOLAR: MODERATE
GEO: QUIET

Active Regions
6
X-Ray
A/B (quiet)

Solar activity is currently low, characterized by a quiet geomagnetic field and moderate flare production. No significant space weather disturbances are impacting Earth at this time.

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
2.3
0–9 scale · ≥5 = geomagnetic storm

F10.7 Solar Flux
102.0
sfu · >150 = high activity

The planetary K-index is at a stable 2.3, indicating quiet geomagnetic conditions. While the solar disk features several active regions, their output remains limited to C-class flares. The F10.7 solar radio flux is holding steady at 102.0 sfu, reflecting moderate levels of solar cycle background activity.

Key Metric

The 55% probability of M-class flares is the most important metric, as it indicates a moderate potential for localized radio interference if a more significant eruption occurs.

Geomagnetic conditions are expected to remain quiet to unsettled as solar winds stay within normal parameters. Minor C-class flaring remains likely, but no significant impacts on radio communications or power grids are anticipated over the next 24 hours.

🌌 Aurora Outlook

Aurora activity is expected to be confined to high latitudes. Observers at mid-latitudes should not expect visible displays under current conditions.

Region Location Class Flares C/M/X
AR4423 S10W39 Bxo/B 0/0/0
AR4427 S30E13 Axx/A 0/0/0
AR4424 N17W22 Eao/B 1/0/0
AR4420 N16W56 Fkc/BGD 8/0/0
AR4428 S24W00 Dai/B 2/0/0
AR4425 N05E10 Ekc/B 4/0/0
2026-04-27 01:06:25.970Space Weather Message Code: ALTTP2
2026-04-26 23:33:07.687Space Weather Message Code: WARK04
2026-04-26 23:17:50.840Space Weather Message Code: SUMXM5
2026-04-26 23:08:38.813Space Weather Message Code: SUM10R
2026-04-26 23:00:55.950Space Weather Message Code: ALTXMF

Monitor the evolution of Active Region 4425 for any signs of magnetic complexity that could increase the likelihood of M-class solar flares.