[Ips-geo-warning] ASWFC GEOMAGNETIC WARNING issued 2158 UT on 11 Jun 2026 [SEC=OFFICIAL]

[Australian Space Weather Forecasting Centre]

SUBJ: ASWFC GEOMAGNETIC DISTURBANCE WARNING 26/37
ISSUED AT 2158UT/11 JUNE 2026
BY THE AUSTRALIAN SPACE WEATHER FORECASTING CENTRE.

The Earth is expected to become influenced by a recurrent coronal 
hole on 12-UT to induce G1 geomagnetic activity with a chance 
of G2. A CME launched on 11-Jun is expected to arrive with a 
glancing blow early on UT day 13-Jun to induce G2 geomagnetic 
conditions. Residual disturbances are likely to continue into 
14-Jun, giving G1 geomagnetic conditions with a chance for G2 
periods on this day.

INCREASED GEOMAGNETIC ACTIVITY EXPECTED 
DUE TO CORONAL HOLE HIGH SPEED WIND STREAM
FROM 12-14 JUNE 2026
_____________________________________________________________

GEOMAGNETIC ACTIVITY FORECAST
12 Jun:  G1, chance G2
13 Jun:  G2
14 Jun:  G1, chance G2

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