By David Archibald – Re-Blogged From WUWT
Back on March 7, 2006, the National Science Foundation issued a press release predicting that the amplitude of Solar Cycle 24 would be “30 to 50 percent stronger” than Solar Cycle 23. Solar Cycle 23 had a smoothed maximum amplitude of 180.3. The press release described the forecast as “unprecedented”. Perhaps it was as in unprecedentedly wrong. Solar Cycle 24 had a smoothed maximum amplitude of 116.4 in April 2014, which made it 35% weaker than Solar Cycle 23.
NASA has recycled some of the language from that 2006 press release in this release on NASA researcher Irina Kitiashvili’s forecast of Solar Cycle 25 amplitude which includes this line: