CO DWR · ARKWELCO

ARKANSAS RIVER

CO DWR · ARKWELCOLIVE

Arkansas River Near Wellsville, Co.

COLORADO38.5028°N, -105.9398°W Updated 1 d ago

FLOW RATE

227cfs

1D 7D 30D 1YR

Flow Rate Historical Avg

MEDIAN FLOW RATE · 30 DAY

227cfs

Optimal band: 301–407 cfs

PERIOD HIGH

442cfs

PERIOD LOW

222cfs

RUNNABLE

50%

last 30 day in band

Precipitation History

Precipitation · YTD

Dry

Drier than normal

2026 to date

5.5in

-38% vs normal

5.51 in of precipitation so far this year, 38% below the 30-year normal of 8.87 in for this point in the season.

YTD Total

5.5in

This year so far

Normal to Date

8.9in

30-yr average

Typical Range

6.0–11.2in

10th–90th pct YTD

Departure

-38%

vs 30-yr normal

By Month

This year

Typical range

Normal

Jan: 0.37" · normal 0.88" (0.4–1.6)

Jan

Feb: 0.70" · normal 0.98" (0.5–1.4)

Feb

Mar: 0.79" · normal 1.37" (0.7–2.5)

Mar

Apr: 1.23" · normal 1.88" (0.8–3.1)

Apr

May: 1.89" · normal 1.95" (0.8–3.4)

May

Jun: 0.50" · normal 1.41" (0.6–2.6)

Jun

Jul: 0.04" (so far)· normal 2.43" (1.0–4.0)

Jul

Aug: normal 2.46" (0.8–4.0)

Aug

Sep: normal 1.38" (0.6–2.4)

Sep

Oct: normal 1.28" (0.3–2.2)

Oct

Nov: normal 1.02" (0.4–1.8)

Nov

Dec: normal 0.89" (0.3–1.3)

Dec

Baseline 1991–2020 · Source: Open-Meteo11:10 AM

Your History · Arkansas River Near Wellsville, Co.

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Station Location

38.5028, -105.9398

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DATA · CO DWR · NOAA · NWSUPDATED 2026-07-06 00:00 UTC

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