SB PROP @ ARL $ARLP032
ARLP032 Propagation de K7RA
ZCZC AP32
QST de W1AW
Propagation Forecast Bulletin 32 ARLP032
From Tad Cook, K7RA
Seattle, WA August 12, 2022
To all radio amateurs
SB PROP ARL ARLP032
ARLP032 Propagation de K7RA
Solar activity did a rebound this week, back to more active levels.
Average daily sunspot number increased from 36.6 to 65.4.
Average daily 10.7 cm solar flux rose from 95.7 to 111.9.
Solar wind caused geomagnetic numbers to rise, with average
planetary A index going from 7.7 to 14.4, and middle latitude
numbers from 8.6 to 12.1.
An improved outlook shows solar flux over the next month peaking at
116 on September 2 to 4. The forecast from USAF/NOAA on Thursday
evening was improved from Wednesday.
A look at ARLP032 from 2021 gives a perspective on solar cycle
progress. A year ago,
...
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