On UT day 09-Jun solar activity is expected to be R0 with a slight chance of R1. The solar wind speed is expected to be moderate. G0 geomagnetic conditions are expected with a slight chance of G1. S0 solar radiation storm conditions are expected. HF radio conditions are expected to be normal to mildly degraded, particularly in high latitudes. Maximum usable frequencies in the Australian region may be depressed up to 20%.