MEDIAN FLOW RATE · 1 DAY
—cfs
No flow data available
Precipitation History
Precipitation · YTD
NormalNear-normal year
2026 to date
18.7in
≈ normal
18.69 in of precipitation so far this year — about average for this point in the season (normal 20.04 in).
YTD Total
18.7in
This year so far
Normal to Date
20.0in
30-yr average
Typical Range
14.0–26.4in
10th–90th pct YTD
Departure
-7%
vs 30-yr normal
By Month
This year
Typical range
Normal
Jan: 0.75" · normal 1.83" (0.9–2.8)
Feb: 0.32" · normal 2.03" (0.7–3.7)
Mar: 3.65" · normal 2.78" (1.6–4.3)
Apr: 5.29" · normal 4.29" (2.9–6.5)
May: 1.76" · normal 4.53" (1.6–7.9)
Jun: 6.88" · normal 4.42" (1.9–8.2)
Jul: 0.04" (so far)· normal 3.17" (1.0–4.7)
Aug: normal 3.43" (1.5–5.1)
Sep: normal 3.49" (1.2–6.3)
Oct: normal 2.71" (1.2–4.7)
Nov: normal 2.58" (1.1–5.0)
Dec: normal 2.03" (1.0–3.2)
Baseline 1991–2020 · Source: Open-Meteo07:04 PM
Your History · Mississippi River at Keokuk, IA
Track your history
Sign in to track your sessions at Mississippi River at Keokuk, IA — best days, monthly trends, and time on the water.
Sign inSPONSORED
Weather Conditions
WEATHER CONDITIONS
TODAY
95°
75°
FRI
95°
74°
SAT
90°
72°
SUN
81°
67°
MON
79°
61°
TUE
83°
64°
WED
85°
66°
FISH INDEX
Temperature
Too Hot
Wind
Moderate
Pressure
Stable
Moon Phase
Average
DAYLIGHT
SUNRISE
05:39 AM
SUNSET
08:39 PM
15H 0M OF DAYLIGHT1H 35M REMAINING
MOON PHASE
Waning Gibbous
92% illuminated
Station Location
40.3937, -91.3743Loading map…
DATA · USGS · NOAA · NWSUPDATED 2026-07-02 19:04 UTC
Site #05474500·USGS
Create a free account to save favorites, set flow alerts, and track conditions