Sunday 04 June
last updated 03/2320 UT
Solar activity on UT day 04-Jun is expected to be R0-R1. The solar wind speed is expected to be light to moderate. G0 geomagnetic conditions are expected. Maximum usable frequencies (MUFs) for HF communication are expected to be near predicted values. HF radio communication conditions are expected to be mostly normal in middle and high latitude regions, with some degraded conditions possible in low latitude regions.