[ips-sf] ASWFC Summary Forecast for 13 July - issued 2312UT/12-Jul-2025 [SEC=OFFICIAL]

[Australian Space Weather Forecasting Centre]

On UT day 13-Jul solar activity is expected to be R1, chance R2. S0
solar radiation storm conditions are expected. The solar wind speed is
expected to be moderate to strong due to a coronal hole wind stream.
G0-G1 geomagnetic conditions are expected. HF radio propagation
conditions are expected to be fair to normal, with fair conditions
during local night hours. Maximum usable frequencies in the Australian
region are expected to be 15-20% depressed to near predicted values.
Isolated minor shortwave fadeouts are possible.

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