[ips-sf] ASWFC Summary Forecast for 22 May - issued 2237UT/21-May-2023 [SEC=OFFICIAL]

[rwc]

Solar activity on UT day 22-May is expected to be at R1-R2 levels. The
solar wind speed is expected to be moderate to strong. Periods of G1
may be expected due to the arrival of a recent CME, with a chance of
G2. HF communication conditions are expected to be mildly degraded.
Maximum usable frequencies (MUFs) are expected to be near predicted
values to 20% depressed.

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