[ips-sf] ASWFC Summary Forecast for 22 April - issued 2319UT/21-Apr-2025 [SEC=OFFICIAL]

Australian Space Weather Forecasting Centre aswfc at bom.gov.au
Tue Apr 22 09:19:16 AEST 2025


On UT day 22-Apr solar activity is expected to be R0-R1. The solar
wind speed is expected to be strong. G1-G2 geomagnetic conditions are
expected. HF radio propagation conditions are expected to be normal to
fair. Maximum usable frequencies in the Australian region are expected
to be near predicted values to 10-20% depressed, although on a
worsening trend. S0 solar radiation storm conditions are expected.

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



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