NOAA / Space Weather Prediction Center

Solar Cycle

Solar Cycle Progression

Product Description:
Time-series plot of the predicted sunspot number and solar radio flux levels over the current solar cycle.

Target Users: This product is used for long-range planning of activities impacted by space weather in commercial/government areas such as the satellite industry, the electric power industry, and radio communication.

Solar Cycle Progression
Cadence: Monthly
Data Source: Solar images and Solar Radio Flux measurements