[Ips-geo-warning] ASWFC GEOMAGNETIC WARNING issued 2334 UT on 27 Mar 2026 [SEC=OFFICIAL]

[Australian Space Weather Forecasting Centre]

SUBJ: ASWFC GEOMAGNETIC DISTURBANCE WARNING 26/21
ISSUED AT 2318UT/27 MARCH 2026
BY THE AUSTRALIAN SPACE WEATHER FORECASTING CENTRE.

Solar wind 27 day recurrence patterns suggest a moderate increase 
in the solar wind speed is likely from late 29-Mar due to a coronal 
hole wind stream, subsequently inducing a mild increase in geomagnetic 
activity with G1-Minor periods possible during the interval 30-31 
Mar.

INCREASED GEOMAGNETIC ACTIVITY EXPECTED 
DUE TO CORONAL HOLE HIGH SPEED WIND STREAM
FROM 29-31 MARCH 2026
_____________________________________________________________

GEOMAGNETIC ACTIVITY FORECAST
29 Mar:  G0, chance G1 late in UT day
30 Mar:  G0-G1
31 Mar:  G0, chance G1

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