MEDIAN FLOW RATE · 1 YEAR
12cfs 9.3% vs avg
Optimal band: 9–13 cfs
PERIOD HIGH
17cfs
PERIOD LOW
9cfs
RUNNABLE
97%
last 1 year in band
Precipitation History
Precipitation · YTD
WetWetter than normal
2026 to date
21.2in
+31% vs normal
21.21 in of precipitation so far this year, 31% above the 30-year normal of 16.2 in for this point in the season.
YTD Total
21.2in
This year so far
Normal to Date
16.2in
30-yr average
Typical Range
11.3–20.5in
10th–90th pct YTD
Departure
+31%
vs 30-yr normal
By Month
This year
Typical range
Normal
Jan: 2.57" · normal 1.41" (0.7–2.4)
Feb: 0.93" · normal 1.34" (0.7–2.0)
Mar: 3.98" · normal 2.38" (0.8–3.9)
Apr: 7.39" · normal 3.53" (2.4–4.9)
May: 2.35" · normal 3.87" (2.3–5.7)
Jun: 3.98" (so far)· normal 4.30" (2.0–7.8)
Jul: normal 3.22" (1.8–4.8)
Aug: normal 3.66" (1.9–5.6)
Sep: normal 3.15" (1.3–5.1)
Oct: normal 2.78" (1.2–4.5)
Nov: normal 2.20" (0.9–3.1)
Dec: normal 1.79" (0.6–3.0)
Baseline 1991–2020 · Source: Open-Meteo10:29 PM
Your History · CHAFFEE CREEK AT I-39 NEAR COLOMA, WI
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Weather Conditions
WEATHER CONDITIONS
TODAY
74°
58°
FRI
76°
57°
SAT
75°
56°
SUN
78°
57°
MON
89°
71°
TUE
90°
74°
WED
94°
76°
FISH INDEX
Temperature
Warm
Wind
Calm
Pressure
Stable
Moon Phase
Average
DAYLIGHT
SUNRISE
05:16 AM
SUNSET
08:44 PM
15H 28M OF DAYLIGHT19H 6M REMAINING
MOON PHASE
Waxing Gibbous
83% illuminated
Station Location
43.9817, -89.4978Loading map…
DATA · USGS · NOAA · NWSUPDATED 2026-06-26 01:38 UTC
Site #04073240·USGS
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