FORECAST SOL: Moderate yellow MAG: Moderate yellow ION: Normal green
Space Weather Conditions
Saturday 21 May
last updated 20/2331 UT
Solar flare activity is expected to be at the R1 level, with a chance of R2-R3 levels on 21 May. The solar wind speed is expected to be at moderate to strong levels. G0 geomagnetic conditions are expected. High-frequency radio communications are expected to be normal to good, although shortwave fadeouts are possible.
SDO solar image - 304 angstroms - Courtesy of NASA/SDO and the AIA, EVE, and HMI science teams.