Saturday 18 January
last updated 17/2317 UT
On UT day 18-Jan solar activity is expected to be R1-R2 with a chance for R3. The solar wind speed is expected to be strong. G0 geomagnetic conditions are expected with a chance for G1. HF radio propagation conditions are expected to be mildly degraded. Maximum usable frequencies in the Australian region are expected to be near predicted values to 20% depressed. S0 solar radiation storm conditions are expected.