Solar Watch — August 12, 2026 | 06:00 UTC

☀ Helios Solar Watch · 2026-08-12 04:00 UTC
QUIET

Current solar conditions are geomagnetically quiet with the Kp-index hovering at low levels. Despite the lack of significant geomagnetic storms, solar activity as measured by the F10.7 radio flux remains elevated at 200 sfu.

HMI Continuum Intensity

Visible light · 4 active regions

SUVI 304 — Extreme UV

Extreme UV · 304 Å

Kp Index
1.7
5 or above = storm

Geomagnetic
G0
24 h max: G0

X-Ray
A/B
quiet


⚠ Kp 20 possible · 4 more below
Next 24 h

Geomagnetic conditions are expected to remain quiet, with the Kp-index forecasted to settle between 2.0 and 3.0 over the next 24 hours.

more

No significant solar radiation storms or radio blackouts are anticipated, and flare probability remains concentrated in the low-to-moderate C-class range.

🌌 Aurora

Aurora activity is currently expected to be minimal.

more

Observers at mid-latitudes should not anticipate visible auroral displays, as current geomagnetic indices are insufficient to drive the oval equatorward.

👁 Watch for

Monitor the magnetic complexity of AR4507 and AR4508 for any signs of development that could increase the likelihood of M-class flares.

▸ Detailed readings

Radio blackout
 R0
(24 h max R0)
Radiation
 S0
(24 h max S0)
F10.7
 200.0
sfu

Region Location Class Flares C/M/X
AR4507 N04E43 Cri/B 2/0/0
AR4506 N11E26 Bxo/B 0/0/0
AR4508 N06E70 Hsx/A 1/0/0
AR4503 S17W26 Bxo/B 0/0/0
NOAA messages
2026-08-11 20:55  Kp 20 possible (WATA20)
2026-08-11 11:41  Proton flux UD summary (SUMSUD)
2026-08-11 10:47  Proton flux UD expected (WARSUD)
2026-08-08 21:08  Kp 6 (G2) reached (ALTK06)
2026-08-08 20:35  Kp 6 (G2) expected (WARK06)


Helios Observer · Data: NOAA SWPC · updated every 12 h