USGS · 421337083074201

DETROIT R RIVER

USGS · 421337083074201LIVE

Detroit R at SW Water Intake nr Grassy Island, MI

WYANDOTTE, MI42.2269°N, -83.1293°W

AIR TEMP

64°F

WIND

6mph N

FISH INDEX

69SCORE / 100

GREAT · 4 OF 5

1D 7D 30D 1YR

Flow Rate Historical Avg

MEDIAN FLOW RATE · 1 YEAR

—cfs

No flow data available

Precipitation History

Precipitation · YTD

Normal

Near-normal year

2026 to date

20.0in

≈ normal

19.97 in of precipitation so far this year — about average for this point in the season (normal 19.23 in).

YTD Total

20.0in

This year so far

Normal to Date

19.2in

30-yr average

Typical Range

14.8–22.8in

10th–90th pct YTD

Departure

+4%

vs 30-yr normal

By Month

This year

Typical range

Normal

Jan: 1.94" · normal 2.50" (1.1–3.8)

Jan

Feb: 0.96" · normal 2.16" (1.2–3.3)

Feb

Mar: 2.91" · normal 2.56" (1.3–3.8)

Mar

Apr: 4.71" · normal 3.57" (2.1–5.6)

Apr

May: 2.71" · normal 3.66" (2.1–5.3)

May

Jun: 4.20" · normal 3.66" (2.0–5.8)

Jun

Jul: 2.53" (so far)· normal 3.23" (1.6–4.6)

Jul

Aug: normal 3.39" (2.0–5.1)

Aug

Sep: normal 2.84" (1.3–4.7)

Sep

Oct: normal 2.74" (1.5–4.1)

Oct

Nov: normal 2.74" (1.6–3.6)

Nov

Dec: normal 2.46" (1.5–3.4)

Dec

Baseline 1991–2020 · Source: Open-Meteo03:01 UTC

Your History · Detroit R at SW Water Intake nr Grassy Island, MI

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Station Location

42.2269, -83.1293

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