USGS · 12426000

SPOKANE RIVER

USGS · 12426000LIVE

SPOKANE RIVER BELOW NINE MILE DAM AT SPOKANE, WA

WASHINGTON47.7804°N, -117.5455°W Updated 18 hr ago

FLOW RATE

1,852cfs

1D 7D 30D 1YR

Flow Rate Historical Avg

MEDIAN FLOW RATE · 1 YEAR

1,852cfs 3.0% vs avg

Optimal band: 3,751–5,075 cfs

PERIOD HIGH

21,421cfs

PERIOD LOW

906cfs

RUNNABLE

last 1 year in band

Precipitation History

Precipitation · YTD

Dry

Drier than normal

2026 to date

8.9in

-28% vs normal

8.86 in of precipitation so far this year, 28% below the 30-year normal of 12.3 in for this point in the season.

YTD Total

8.9in

This year so far

Normal to Date

12.3in

30-yr average

Typical Range

9.2–16.4in

10th–90th pct YTD

Departure

-28%

vs 30-yr normal

By Month

This year

Typical range

Normal

Jan: 1.14" · normal 2.63" (1.6–3.7)

Jan

Feb: 1.74" · normal 1.90" (1.0–2.7)

Feb

Mar: 1.63" · normal 2.45" (1.1–4.1)

Mar

Apr: 2.19" · normal 2.00" (0.8–3.2)

Apr

May: 1.40" · normal 1.85" (0.8–3.0)

May

Jun: 0.73" · normal 1.35" (0.5–2.8)

Jun

Jul: 0.03" (so far)· normal 0.52" (0.1–1.2)

Jul

Aug: normal 0.50" (0.1–1.1)

Aug

Sep: normal 0.76" (0.2–1.5)

Sep

Oct: normal 1.77" (0.6–2.8)

Oct

Nov: normal 2.81" (1.6–4.1)

Nov

Dec: normal 3.00" (1.4–4.5)

Dec

Baseline 1991–2020 · Source: Open-Meteo03:57 PM

Your History · SPOKANE RIVER BELOW NINE MILE DAM AT SPOKANE, WA

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Station Location

47.7804, -117.5455

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

Site #12426000·USGS

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