[Ips-geo-warning] ASWFC GEOMAGNETIC WARNING issued 0750 UT on 03 Jun 2026 [SEC=OFFICIAL]

[Australian Space Weather Forecasting Centre]

SUBJ: ASWFC GEOMAGNETIC DISTURBANCE WARNING 26/34
ISSUED AT 0749UT/03 JUNE 2026
BY THE AUSTRALIAN SPACE WEATHER FORECASTING CENTRE.

A coronal mass ejection (CME) has been observed associated with 
an M9.3 (R2) flare from region 4455. Modelling indicates this 
CME is geoeffective, with an estimated arrival at Earth on 04-Jun 
at 14:00UT +/- 10 hours. G1 planetary geomagnetic conditions 
are expected, with a chance of G2.

INCREASED GEOMAGNETIC ACTIVITY EXPECTED 
DUE TO CORONAL MASS EJECTION
FROM 04-05 JUNE 2026
_____________________________________________________________

GEOMAGNETIC ACTIVITY FORECAST
04 Jun:  G1, chance of G2
05 Jun:  G0-G1

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