SB PROP @ ARL $ARLP030
ARLP030 Propagation de K7RA

ZCZC AP30
QST de W1AW 
Propagation Forecast Bulletin 30 ARLP030
From Tad Cook, K7RA
Seattle, WA July 28, 2023
To all radio amateurs 

SB PROP ARL ARLP030
ARLP030 Propagation de K7RA

Average daily sunspot numbers declined slightly over the past week
(July 20-26) to 128.1, compared to 130.6 over the previous seven
days.

Average daily solar flux declined significantly from 190.5 to 172.2.

The solar flux forecast sees values at 165 and 162 on July 28-29,
158 on July 30-31, then 155 on August 1-3, then 165, 170 and 175 on
August 4-6, 180 on August 7-10, 175 on August 11-13, 180 on August
14-15, 175 on August 16-18, 170 on August 19, then 165, 165 and 160
on August 20-22, and 155 on August 23-26, 160 on August 27, 165 on
August 28-30, 170 and 175 on August 31 through Se
		
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