[Ips-geo-warning] ASWFC GEOMAGNETIC WARNING issued 2239 UT on 12 Oct 2025 [SEC=OFFICIAL]

[Australian Space Weather Forecasting Centre]

SUBJ: ASWFC GEOMAGNETIC DISTURBANCE WARNING 25/79
ISSUED AT 2239UT/12 OCTOBER 2025
BY THE AUSTRALIAN SPACE WEATHER FORECASTING CENTRE.

G1 geomagnetic conditions are expected on 13-Oct, with a chance 
of G2 due to ongoing coronal hole high speed wind stream effects 
from an equatorial coronal hole. G0-G1 geomagnetic conditions 
are expected on 15-Oct due to the arrival of a CME first observed 
on 12-Oct.

INCREASED GEOMAGNETIC ACTIVITY EXPECTED 
DUE TO CORONAL MASS EJECTION
FROM 13-15 OCTOBER 2025
_____________________________________________________________

GEOMAGNETIC ACTIVITY FORECAST
13 Oct:  G1, chance of G2
14 Oct:  G0
15 Oct:  G0-G1

Australian Space Weather Forecasting Centre
Bureau of Meteorology
ASWFC at bom.gov.au
www.bom.gov.au | www.sws.bom.gov.au