[Ips-geo-warning] ASWFC GEOMAGNETIC WARNING issued 2228 UT on 19 Sep 2025 [SEC=OFFICIAL]

[Australian Space Weather Forecasting Centre]

SUBJ: ASWFC GEOMAGNETIC DISTURBANCE WARNING 25/70
ISSUED AT 2228UT/19 SEPTEMBER 2025
BY THE AUSTRALIAN SPACE WEATHER FORECASTING CENTRE.

The Earth is expected to enter a coronal hole wind stream from 
a moderately sized coronal hole from late in the UT day on 22-Sep. 
Periods of G1-Minor geomagnetic activity are possible on 23-Sep.

INCREASED GEOMAGNETIC ACTIVITY EXPECTED 
FROM 22-23 SEPTEMBER 2025
_____________________________________________________________

GEOMAGNETIC ACTIVITY FORECAST
22 Sep:  G0, G1 periods possible late in the UT day
23 Sep:  G0-G1

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