Grand River at Lansing, MI

River level and flood forecast · Ingham County

Normal2.7 ftas of Mon 11 PM

The river is 8.3 ft below flood stage (11 ft).

Flow: 321 cubic feet per second (USGS).

The last 7 days and the forecast

051015WedThuFriSatSunMonTueAction 10 ftFlood 11 ftModerate 13 ftMajor 15 ftNowObserved (ft)NWS forecast

NWS forecast issued Sun, Dec 31, 7 PM. Forecasts change as rain falls and as upstream water arrives.

Get flood alerts for this river

An email when the National Weather Service forecasts Grand River at Lansing to flood, when it floods, and when it's over.

Free, no account. Email when the NWS forecasts this river to flood, when it floods, and when it's over. Every email has a stop link.

Flood stages

Major flood stage15 ft
Moderate flood stage13 ft
Flood stage11 ft
Action stage10 ft
Record crest (April 20, 1975)15.43 ft

What floods at each level

From the National Weather Service, highest first.

  • 17 ftExpect widespread major flooding of industries, businesses, and residences in the Lansing area.
  • 15.5 ftExpect road closures and major flooding of residences and businesses in North Lansing, in the Cherry Hill neighborhood, Tecumseh River Drive, Willow Street and in Edmore Park area.
  • 15 ftExpect major flooding of homes and businesses in low lying areas adjacent to the river. High water also begins to affect the railroad switch yard.
  • 14 ftExpect moderate flooding of homes along Willow Street, Roosevelt Street and in the Cherry Hill neighborhood along the river.
  • 13.5 ftExpect moderate flooding of residences and businesses along Pennsylvania Avenue at Lindbergh drive and the Potter Creek area.
  • 12 ftExpect minor flooding of basements of businesses in North Lansing.
  • 11 ftExpect minor flooding of low lying areas and parks.
  • 10 ftRiver is bankfull.

Highest crests on record

  1. 15.43 ft — April 20, 1975
  2. 14.62 ft — February 23, 2018
  3. 14.12 ft — February 26, 1985
  4. 13.4 ft — March 17, 1982
  5. 12.85 ft — May 23, 2004

Recent crests: 10.22 ft (July 13, 2024) · 11.8 ft (April 5, 2023) · 8.88 ft (April 24, 2022) · 6.09 ft (June 26, 2021) · 11.72 ft (May 20, 2020)

Up and down the river, and nearby

Not an official source. River levels, forecasts, flood stages and impacts are from the National Weather Service (LNSM4); flow from the U.S. Geological Survey. Readings are provisional. In a flood, follow your local officials and the NWS at weather.gov.