Blue River at 12th Street, MO

River level and flood forecast · Jackson County

Normal2.1 ftas of Mon 3:45 PM

The river is 27.9 ft below flood stage (30 ft).

The last 7 days and the forecast

-10010203040TueWedThuFriSatSunMonAction 23 ftFlood 30 ftModerate 35 ftMajor 40 ftNowObserved (ft)NWS forecast

NWS forecast issued Sun, Dec 31, 6 PM. Forecasts change as rain falls and as upstream water arrives.

Flood stages

Major flood stage40 ft
Moderate flood stage35 ft
Flood stage30 ft
Action stage23 ft
Record crest (September 13, 1961)38 ft

What floods at each level

From the National Weather Service, highest first.

  • 51 ftFlood waters overtop the 12th Street bridge.
  • 39 ftWater reaches the bottom of the 12th Street bridge.
  • 38 ftExtensive flooding of industrial areas along the river.
  • 36.1 ft12th Street begins to flood about 300 yards west of the bridge.
  • 36 ftRailroad tracks around 1,000 ft northwest of the gage begin to flood.
  • 35 ftWater begins to affect several commercial buildings along the river.
  • 31 ftLow-lying areas of Manchester Trafficway begin to flood just south of Truman Road.
  • 30 ftLow-lying areas near 12th Street begin to flood. When the Missouri River is high, the flood waters from the Blue river may approach the top of the flood wall on the west bank of the Blue River near the Wilson Avenue bridge.

Highest crests on record

  1. 38 ft — September 13, 1961
  2. 37.42 ft — May 16, 1990
  3. 36.33000183105469 ft — September 13, 1977
  4. 35.06999969482422 ft — June 10, 1984
  5. 35 ft — June 9, 1984

Recent crests: 31.32 ft (August 22, 2017) · 29.03000068664551 ft (May 18, 1995) · 28.78000068664551 ft (July 28, 1993) · 37.42 ft (May 16, 1990) · 35.06999969482422 ft (June 10, 1984)

Up and down the river, and nearby

Not an official source. River levels, forecasts, flood stages and impacts are from the National Weather Service (KCTM7); flow from the U.S. Geological Survey. Readings are provisional. In a flood, follow your local officials and the NWS at weather.gov.