MEDIAN FLOW RATE · 30 DAY
703cfs 21.0% vs avg
Optimal band: 570–772 cfs
PERIOD HIGH
2,305cfs
PERIOD LOW
464cfs
RUNNABLE
42%
last 30 day in band
Precipitation History
Precipitation · YTD
WetWetter than normal
2026 to date
28.5in
+27% vs normal
28.52 in of precipitation so far this year, 27% above the 30-year normal of 22.55 in for this point in the season.
YTD Total
28.5in
This year so far
Normal to Date
22.6in
30-yr average
Typical Range
17.2–29.1in
10th–90th pct YTD
Departure
+27%
vs 30-yr normal
By Month
This year
Typical range
Normal
Jan: 1.54" · normal 2.69" (1.2–4.6)
Feb: 1.75" · normal 2.49" (0.9–4.0)
Mar: 4.54" · normal 3.89" (2.1–5.6)
Apr: 8.49" · normal 4.61" (2.9–7.1)
May: 4.69" · normal 4.70" (2.9–6.5)
Jun: 7.49" · normal 3.83" (2.0–5.7)
Jul: 0.01" (so far)· normal 3.45" (1.4–5.7)
Aug: normal 2.97" (1.4–5.0)
Sep: normal 3.21" (1.5–5.6)
Oct: normal 3.31" (1.7–5.2)
Nov: normal 3.57" (1.4–6.9)
Dec: normal 2.52" (1.3–3.8)
Baseline 1991–2020 · Source: Open-Meteo09:38 AM
Your History · Meramec River near Sullivan, MO
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Weather Conditions
WEATHER CONDITIONS
TODAY
97°
75°
FRI
98°
76°
SAT
100°
74°
SUN
91°
73°
MON
92°
70°
TUE
90°
70°
WED
95°
67°
FISH INDEX
Temperature
Warm
Wind
Calm
Pressure
Rising — Slow
Moon Phase
Average
DAYLIGHT
SUNRISE
05:45 AM
SUNSET
08:31 PM
14H 46M OF DAYLIGHT9H 47M REMAINING
MOON PHASE
Waning Gibbous
94% illuminated
Station Location
38.1585, -91.1085Loading map…
DATA · USGS · NOAA · NWSUPDATED 2026-07-02 10:44 UTC
Site #07014500·USGS
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