[ips-sf] ASWFC Summary Forecast for 20 September - issued 2319UT/19-Sep-2022 [SEC=OFFICIAL]

[rwc]

Solar activity is expected to be predominantly at R0-R1 levels on
20-Sep. The solar wind is expected to be initially moderate gradually
decreasing to light over 20-21 Sep, then increasing to moderate again
on 22 Sep due to an equatorial coronal hole. G0 geomagnetic conditions
are generally expected, chance of G1 periods 22 Sep. HF frequencies of
support are expected to be mildly enhanced, with mostly normal HF
propagation conditions expected, mild degradations possible during
local night 22 Sep.

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