Solar Watch — June 26, 2026 | 06:00 UTC

☀ HELIOS SOLAR WATCH · 2026-06-26 04:00 UTC
Solar activity subsiding; conditions trending toward quiet
SOLAR: MODERATE
GEO: QUIET

Active Regions
7
X-Ray
A/B (quiet)

Geomagnetic activity is currently unsettled at Kp 3 but trending downward. Solar flare production remains limited to the C-class range, indicating a stable environment for satellite and radio operations.

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
3.0
0–9 scale · ≥5 = geomagnetic storm

F10.7 Solar Flux
117.0
sfu · >150 = high activity

The planetary K-index is at 3.0 following a period of minor fluctuations. The F10.7 solar radio flux is moderate at 117.0 sfu, supported by seven active regions currently on the solar disk. While flare production is consistent, the current X-ray output remains firmly in the quiet background levels with no M or X-class activity.

Key Metric

The current Kp-index of 3.0 is the most important metric, as its anticipated decline confirms that the geomagnetic field is returning to a state of equilibrium.

Geomagnetic conditions are expected to stabilize over the next 24 hours, with the K-index likely to settle at quiet levels (Kp 1-2). Solar flare potential remains present, though the lack of complex magnetic structures suggests activity will stay confined to minor C-class events.

🌌 Aurora Outlook

Aurora visibility is not expected for mid-latitudes (40-60°N) as geomagnetic levels decline. Only observers at very high latitudes may see minor, isolated auroral activity in the coming hours.

Region Location Class Flares C/M/X
AR4470 N08W52 Bxo/B 0/0/0
AR4473 S07W04 Bxo/B 0/0/0
AR4475 S09E07 Eki/BG 2/0/0
AR4476 N08W16 Dro/B 0/0/0
AR4477 S13E41 Cri/B 1/0/0
AR4478 S06E63 Fhc/BGD 6/0/0
AR4479 N16E45 Cro/B 0/0/0
2026-06-25 23:43:25.917Space Weather Message Code: WARK04
2026-06-25 19:41:10.373Space Weather Message Code: ALTK04
2026-06-25 19:39:22.820Space Weather Message Code: WARK04
2026-06-25 08:47:36.793Space Weather Message Code: WARK05
2026-06-25 08:46:57.400Space Weather Message Code: WARK04

Monitor AR4478, currently rotating onto the disk at S06E63, for any sudden increases in magnetic complexity that could raise the probability of M-class flaring.