453
FXUS63 KABR 250701
AFDABR

Area Forecast Discussion
National Weather Service Aberdeen SD
201 AM CDT Sat Apr 25 2026

.KEY MESSAGES...

- High temperatures 5 to 15 degrees below normal expected through
the middle of next week. Highs are expected to be in the upper 40s
to 50s through that period.

- Widespread rain expected Sunday and Monday. Upwards of 1" of rain
is expected east of a line from Eureka to Presho through Monday
night. Highest totals, perhaps as much as 1.5"-2", will occur east
of the James River Valley.

&&

.DISCUSSION...
Issued at 153 AM CDT Sat Apr 25 2026

Rain is ongoing this morning over parts of central and eastern South
Dakota. Rain rates have been fairly light this morning, just a few
hundredths per hour in the heaviest rainfall. Chances for rain will
stick around through this afternoon over central and northeastern
South Dakota as well as western Minnesota, before transitioning to
just areas east of the James River Valley this evening. Through the
overnight period tonight, up to a quarter of an inch will be
possible over eastern South Dakota (around and southeast of the
Watertown area), with locally higher amounts up to half an inch
possible. Rainfall totals decrease moving northeast, with little to
no accumulation expected northwest of a line extending from Aberdeen
to Gettysburg. A handful of flashes of lightning has been observed
via satellite in some of the rain further south in Nebraska early
this morning in an area of very marginal (