SB PROP @ ARL $ARLP052
ARLP052 Propagation de K7RA

ZCZC AP52
QST de W1AW 
Propagation Forecast Bulletin 52 ARLP052
From Tad Cook, K7RA
Seattle, WA December 28, 2021
To all radio amateurs 

SB PROP ARL ARLP052
ARLP052 Propagation de K7RA

Solar activity was way up this week, and it was reflected in on-air
activity, especially on 10 meters. If only the ARRL 10 Meter Contest
were held a week later!

Average daily sunspot number jumped 100 points, from 24.4 last week
to 124.4 in the current reporting week, December 16-22.

Average daily solar flux increased from 82.9 to 125.

Average planetary A index went from 5 to 9.1, and average middle
latitude A index from 3.9 to 6.4.

It was great looking at Spaceweather.com every day and seeing the
Sun covered with spots.

Predicted solar flux over the next week looks quite promis
		
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