MEDIAN FLOW RATE · 30 DAY
745cfs 31.1% vs avg
Optimal band: 812–1,098 cfs
PERIOD HIGH
1,110cfs
PERIOD LOW
745cfs
RUNNABLE
71%
last 30 day in band
Precipitation History
Precipitation · YTD
DryDrier than normal
2026 to date
10.4in
-21% vs normal
10.36 in of precipitation so far this year, 21% below the 30-year normal of 13.18 in for this point in the season.
YTD Total
10.4in
This year so far
Normal to Date
13.2in
30-yr average
Typical Range
9.7–15.8in
10th–90th pct YTD
Departure
-21%
vs 30-yr normal
By Month
This year
Typical range
Normal
Jan: 0.30" · normal 0.71" (0.2–1.1)
Feb: 0.72" · normal 0.83" (0.3–1.6)
Mar: 1.04" · normal 1.34" (0.6–2.6)
Apr: 2.19" · normal 2.48" (1.2–4.7)
May: 2.67" · normal 3.47" (1.8–5.6)
Jun: 3.43" (so far)· normal 4.45" (2.6–6.9)
Jul: normal 2.49" (1.1–4.4)
Aug: normal 2.70" (1.1–4.2)
Sep: normal 2.49" (0.6–4.8)
Oct: normal 2.00" (0.6–4.5)
Nov: normal 1.01" (0.2–2.2)
Dec: normal 0.84" (0.2–1.7)
Baseline 1991–2020 · Source: Open-Meteo05:01 PM
Your History · James R at Ashton, SD
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Weather Conditions
WEATHER CONDITIONS
TODAY
89°
69°
TUE
83°
58°
WED
88°
64°
THU
95°
69°
FRI
93°
63°
SAT
87°
69°
SUN
89°
67°
FISH INDEX
Temperature
Too Hot
Wind
Moderate
Pressure
Rising — Slow
Moon Phase
Peak Activity
DAYLIGHT
SUNRISE
05:50 AM
SUNSET
09:24 PM
15H 34M OF DAYLIGHT4H 22M REMAINING
MOON PHASE
Full Moon
100% illuminated
PEAK ACTIVITY
Station Location
44.9984, -98.4815Loading map…
DATA · USGS · NOAA · NWSUPDATED 2026-06-29 17:02 UTC
Site #06473000·USGS
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