[Ips-geo-warning] ASWFC GEOMAGNETIC WARNING issued 2343 UT on 01 Oct 2025 [SEC=OFFICIAL]

[Australian Space Weather Forecasting Centre]

SUBJ: ASWFC GEOMAGNETIC DISTURBANCE WARNING 25/75
ISSUED AT 2343UT/01 OCTOBER 2025
BY THE AUSTRALIAN SPACE WEATHER FORECASTING CENTRE.

G0-G1 geomagnetic conditions are possible on UT day 2-Oct with 
a chance for G2 due to ongoing coronal hole effects. A new coronal 
hole is expected to connect with Earth on 3-Oct which may induce 
G1-G2 activity.

INCREASED GEOMAGNETIC ACTIVITY EXPECTED 
DUE TO CORONAL HOLE HIGH SPEED WIND STREAM
FROM 02-04 OCTOBER 2025
_____________________________________________________________

GEOMAGNETIC ACTIVITY FORECAST
02 Oct:  G0-G1, chance G2
03 Oct:  G1-G2
04 Oct:  G1-G2

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