USGS · 13235000

SOUTH FORK PAYETTE

USGS · 13235000LIVE

SOUTH FORK PAYETTE RIVER AT LOWMAN, ID

BOISE COUNTY, ID44.0853°N, -115.6222°W Updated 14 hr ago

FLOW RATE

852cfs

1D 7D 30D 1YR

Flow Rate Historical Avg

MEDIAN FLOW RATE · 1 YEAR

852cfs 9.9% vs avg

Optimal band: 444–600 cfs

PERIOD HIGH

3,417cfs

PERIOD LOW

311cfs

RUNNABLE

22%

last 1 year in band

Precipitation History

Precipitation · YTD

Normal

Near-normal year

2026 to date

18.2in

≈ normal

18.24 in of precipitation so far this year — about average for this point in the season (normal 20.18 in).

YTD Total

18.2in

This year so far

Normal to Date

20.2in

30-yr average

Typical Range

12.4–26.6in

10th–90th pct YTD

Departure

-10%

vs 30-yr normal

By Month

This year

Typical range

Normal

Jan: 2.84" · normal 4.55" (2.0–6.7)

Jan

Feb: 3.40" · normal 3.61" (1.4–7.0)

Feb

Mar: 2.24" · normal 4.06" (1.8–7.0)

Mar

Apr: 5.45" · normal 3.07" (1.4–4.7)

Apr

May: 1.10" · normal 2.62" (1.3–4.6)

May

Jun: 2.41" · normal 2.17" (0.6–4.1)

Jun

Jul: 0.79" (so far)· normal 0.59" (0.1–1.5)

Jul

Aug: normal 0.68" (0.1–2.2)

Aug

Sep: normal 1.34" (0.2–2.5)

Sep

Oct: normal 2.44" (1.1–3.8)

Oct

Nov: normal 3.92" (1.7–6.3)

Nov

Dec: normal 5.28" (2.7–7.3)

Dec

Baseline 1991–2020 · Source: Open-Meteo01:21 PM

Your History · SOUTH FORK PAYETTE RIVER AT LOWMAN, ID

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Station Location

44.0853, -115.6222

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

Site #13235000·USGS

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