☀ Helios Solar Watch · 2026-08-05 04:00 UTC
QUIET
Geomagnetic activity remains calm with a Kp-index of 0.7, following a period of minor disturbances. While the magnetosphere is settled, solar activity remains robust due to a high F10.7 flux reading.
Visible light · 6 active regions
Extreme UV · 304 Å
Kp Index
0.7
5 or above = storm
Geomagnetic
G0
24 h max: G0
X-Ray
A/B
quiet
⚠ Kp 4 expected · 4 more below
Next 24 h
Geomagnetic conditions are expected to remain stable and quiet, with the Kp-index forecast to fluctuate between 1.0 and 2.0 over the next 24 hours. No significant space weather impacts are anticipated for satellite or power grid operators.
🌌 Aurora
Aurora activity is currently low.
more
Observers at mid-latitudes should not expect visibility; auroral displays are restricted to the high polar latitudes.
👁 Watch for
Monitor active region AR4503, which is currently on the eastern limb and shows potential for increased flare output as it rotates into view.
▸ Detailed readings
Radio blackout
R0
(24 h max R0)
R0
(24 h max R0)
Radiation
S0
(24 h max S0)
S0
(24 h max S0)
F10.7
158.0
sfu
158.0
sfu
| Region | Location | Class | Flares C/M/X |
|---|---|---|---|
| AR4499 | N04W65 | Cai/B | 0/0/0 |
| AR4501 | S07W67 | Cso/B | 1/0/0 |
| AR4502 | S07W25 | Dao/B | 0/0/0 |
| AR4500 | N18W25 | Cso/B | 0/0/0 |
| AR4498 | N14W29 | Dso/B | 0/0/0 |
| AR4503 | S18E65 | Axx/A | 2/0/0 |
NOAA messages
2026-08-04 08:10 Kp 4 expected (WARK04)
2026-08-03 02:53 Kp 5 (G1) expected (WARK05)
2026-08-02 18:01 Kp 6 (G2) reached (ALTK06)
2026-08-02 17:48 Kp 6 (G2) expected (WARK06)
2026-08-02 17:12 Kp 5 (G1) reached (ALTK05)
Helios Observer · Data: NOAA SWPC · updated every 12 h