Sunday 27 September
last updated 26/2321 UT
Solar flare activity on UT day 27-Sep is expected to be R0. S0 solar radiation storm conditions are expected. The solar wind speed is expected to be moderate over the UT day. G0 geomagnetic conditions are expected. Global high frequency radio propagation conditions are expected to be degraded at mid to high latitudes. Maximum Usable Frequencies (MUFs) in the Australian region are expected to be near predicted monthly values.