MEDIAN FLOW RATE · 1 YEAR
65cfs 9.0% vs avg
Optimal band: 492–666 cfs
PERIOD HIGH
1,353cfs
PERIOD LOW
65cfs
RUNNABLE
26%
last 1 year in band
Precipitation History
Precipitation · YTD
NormalNear-normal year
2026 to date
11.7in
≈ normal
11.71 in of precipitation so far this year — about average for this point in the season (normal 12.95 in).
YTD Total
11.7in
This year so far
Normal to Date
12.9in
30-yr average
Typical Range
8.0–16.3in
10th–90th pct YTD
Departure
-10%
vs 30-yr normal
By Month
This year
Typical range
Normal
Jan: 0.32" · normal 0.74" (0.2–1.2)
Feb: 1.19" · normal 0.81" (0.2–1.3)
Mar: 0.93" · normal 1.37" (0.5–2.5)
Apr: 2.17" · normal 2.41" (1.2–3.7)
May: 3.51" · normal 3.53" (2.0–5.3)
Jun: 3.59" (so far)· normal 4.18" (2.3–6.4)
Jul: normal 2.98" (1.1–5.2)
Aug: normal 2.68" (1.0–4.2)
Sep: normal 2.44" (0.8–4.5)
Oct: normal 2.13" (0.8–4.2)
Nov: normal 1.03" (0.2–2.2)
Dec: normal 0.85" (0.3–1.6)
Baseline 1991–2020 · Source: Open-Meteo03:36 PM
Your History · James R at Columbia, SD
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Weather Conditions
WEATHER CONDITIONS
TODAY
84°
70°
TUE
81°
58°
WED
89°
63°
THU
96°
66°
FRI
91°
63°
SAT
86°
66°
SUN
87°
66°
FISH INDEX
Temperature
Warm
Wind
Light
Pressure
Stable
Moon Phase
Peak Activity
DAYLIGHT
SUNRISE
05:47 AM
SUNSET
09:26 PM
15H 39M OF DAYLIGHT4H 41M REMAINING
MOON PHASE
Full Moon
100% illuminated
PEAK ACTIVITY
Station Location
45.6036, -98.3100Loading map…
DATA · USGS · NOAA · NWSUPDATED 2026-06-29 16:45 UTC
Site #06471000·USGS
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