USGS · 12342500

WEST FORK BITTERROOT

USGS · 12342500LIVE

West Fork Bitterroot River nr Conner MT

RAVALLI COUNTY, MT45.7248°N, -114.2823°W Updated 10 hr ago

FLOW RATE

237cfs

AIR TEMP

58°F

WIND

6mph SSE

FISH INDEX

69SCORE / 100

GREAT · 4 OF 5

1D 7D 30D 1YR

Flow Rate Historical Avg

MEDIAN FLOW RATE · 30 DAY

237cfs 38.2% vs avg

Optimal band: 235–317 cfs

PERIOD HIGH

466cfs

PERIOD LOW

201cfs

RUNNABLE

48%

last 30 day in band

Precipitation History

Precipitation · YTD

Normal

Near-normal year

2026 to date

17.1in

≈ normal

17.15 in of precipitation so far this year — about average for this point in the season (normal 16.34 in).

YTD Total

17.1in

This year so far

Normal to Date

16.3in

30-yr average

Typical Range

13.1–19.8in

10th–90th pct YTD

Departure

+5%

vs 30-yr normal

By Month

This year

Typical range

Normal

Jan: 1.11" · normal 2.56" (1.4–3.8)

Jan

Feb: 2.26" · normal 2.27" (0.8–4.3)

Feb

Mar: 5.03" · normal 2.61" (1.6–4.2)

Mar

Apr: 2.76" · normal 2.61" (1.6–3.8)

Apr

May: 2.13" · normal 2.57" (1.5–3.8)

May

Jun: 3.30" · normal 3.26" (1.3–4.8)

Jun

Jul: 0.57" (so far)· normal 1.35" (0.4–2.8)

Jul

Aug: normal 1.16" (0.4–2.1)

Aug

Sep: normal 1.61" (0.6–2.7)

Sep

Oct: normal 2.11" (1.2–3.2)

Oct

Nov: normal 2.75" (1.2–4.5)

Nov

Dec: normal 2.89" (1.6–4.1)

Dec

Baseline 1991–2020 · Source: Open-Meteo08:34 AM

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Station Location

45.7248, -114.2823

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DATA · USGS · NOAA · NWSUPDATED 2026-07-09 00:00 UTC

Site #12342500·USGS

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