MEDIAN FLOW RATE · 1 YEAR
1,971cfs 29.2% vs avg
Optimal band: 991–1,341 cfs
PERIOD HIGH
45,376cfs
PERIOD LOW
466cfs
RUNNABLE
11%
last 1 year in band
Precipitation History
Precipitation · YTD
WetWetter than normal
2026 to date
28.4in
+22% vs normal
28.42 in of precipitation so far this year, 22% above the 30-year normal of 23.33 in for this point in the season.
YTD Total
28.4in
This year so far
Normal to Date
23.3in
30-yr average
Typical Range
17.2–31.7in
10th–90th pct YTD
Departure
+22%
vs 30-yr normal
By Month
This year
Typical range
Normal
Jan: 1.67" · normal 2.81" (1.2–4.8)
Feb: 1.41" · normal 2.49" (1.0–3.9)
Mar: 5.94" · normal 3.96" (2.0–6.2)
Apr: 5.69" · normal 4.62" (3.1–6.6)
May: 5.77" · normal 4.96" (2.8–7.9)
Jun: 7.89" · normal 4.13" (2.1–7.0)
Jul: 0.05" (so far)· normal 3.75" (1.6–5.5)
Aug: normal 3.27" (1.5–5.8)
Sep: normal 3.32" (1.5–6.5)
Oct: normal 3.54" (1.6–5.7)
Nov: normal 3.66" (1.6–6.6)
Dec: normal 2.62" (1.4–4.3)
Baseline 1991–2020 · Source: Open-Meteo09:41 AM
Your History · Meramec River near Eureka, MO
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Weather Conditions
WEATHER CONDITIONS
TODAY
98°
75°
FRI
99°
77°
SAT
100°
74°
SUN
93°
74°
MON
91°
72°
TUE
88°
72°
WED
93°
68°
FISH INDEX
Temperature
Warm
Wind
Calm
Pressure
Rising — Slow
Moon Phase
Average
DAYLIGHT
SUNRISE
05:42 AM
SUNSET
08:30 PM
14H 48M OF DAYLIGHT9H 42M REMAINING
MOON PHASE
Waning Gibbous
94% illuminated
Station Location
38.5051, -90.5902Loading map…
DATA · USGS · NOAA · NWSUPDATED 2026-07-02 10:48 UTC
Site #07019000·USGS
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