[Ips-geo-warning] ASWFC GEOMAGNETIC WARNING issued 0253 UT on 11 Nov 2025 [SEC=OFFICIAL]

[Australian Space Weather Forecasting Centre]

SUBJ: ASWFC GEOMAGNETIC DISTURBANCE WARNING 25/91
ISSUED AT 0253UT/11 NOVEMBER 2025
BY THE AUSTRALIAN SPACE WEATHER FORECASTING CENTRE.

Two Earth-directed CMEs are currently en-route. These were observed 
on the 9-Nov & 10-Nov. Modelling suggests that these CMEs will 
likely arrive at the Earth in short succession, generating combined 
geomagnetic activity. The estimated time of arrival is 12/0200UT 
+/- 6 hours.

INCREASED GEOMAGNETIC ACTIVITY EXPECTED 
DUE TO CORONAL MASS EJECTION
FROM 11-13 NOVEMBER 2025
_____________________________________________________________

GEOMAGNETIC ACTIVITY FORECAST
11 Nov:  G3
12 Nov:  G3-G4
13 Nov:  G2

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