12:50 AM-2:50 AM
1:12 PM-3:12 PM
8:21 AM-9:21 AM
6:52 PM-7:52 PM
The best fishing times prediction near the area of Alpena South Dakota Zip Code 57312 for the date of Thursday, 10/21/2021 are based on the moon being 99% illuminated and is rated as a 3 star or Better day. As the moon transitions to a Full or New moon the predicated value will rise.
Because this minor period occurs within 30 minutes to an hour of a sunset and the moon is also rising during this time which actually gives this day a heightened peak time rating of Better++++
and should give you great fishing action during the bolded period.