834
WGUS83 KLOT 010148
FLSLOT

Flood Statement
National Weather Service Chicago IL
848 PM CDT Tue Apr 30 2024

...The Flood Warning continues for the following rivers in
Illinois...

  Illinois River at Ottawa affecting La Salle County.

  Illinois River at La Salle affecting Putnam, La Salle and Bureau
  Counties.

For the Illinois River (Upper)...including Ottawa, La Salle...Minor
flooding is forecast.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Flood Warning means water levels above flood stage are imminent or
may already be occurring. Persons along rivers and streams in the
warned area should take immediate precautions to protect life and
property.

These forecasts are based on observed precipitation as well as
forecast precipitation 24 hours into the future. Changes to the
rainfall forecast, or any additional rainfall after 24 hours, may
cause changes to these river forecasts.

Additional information is available at www.weather.gov.

The next statement will be issued by Wednesday morning.

&&

ILC099-011200-
/O.EXT.KLOT.FL.W.0035.000000T0000Z-240501T1200Z/
/OTWI2.1.ER.240430T0948Z.240430T1345Z.240501T0600Z.NO/
848 PM CDT Tue Apr 30 2024

...FLOOD WARNING NOW IN EFFECT UNTIL TOMORROW MORNING...

* WHAT...Minor flooding is occurring and minor flooding is forecast.

* WHERE...Illinois River from Heritage Harbor east of Ottawa
  downstream to Starved Rock Lock and Dam, including the Ottawa
  gauge.

* WHEN...Until tomorrow morning.

* IMPACTS...At 462.5 feet, Roadway entrance to Allen Park threatened
  in Ottawa. Allen Park west boat ramp inundated in Ottawa.

* ADDITIONAL DETAILS...
  - At 7:30 PM CDT Tuesday the stage was 463.0 feet.
  - Recent Activity...The maximum river stage in the 24 hours
    ending at 7:30 PM CDT Tuesday was 463.2 feet.
  - Forecast...The river is expected to fall below flood stage
    after midnight tonight and continue falling to 459.7 feet
    Tuesday, May 07.
  - Flood stage is 463.0 feet.
  - http://www.weather.gov/safety/flood

&&

LAT...LON 4137 8898 4137 8879 4130 8879 4128 8899


$$

ILC011-099-155-012000-
/O.CON.KLOT.FL.W.0033.000000T0000Z-000000T0000Z/
/LSLI2.1.ER.240429T0655Z.240501T1200Z.240505T0900Z.NO/
848 PM CDT Tue Apr 30 2024

...FLOOD WARNING REMAINS IN EFFECT UNTIL FURTHER NOTICE...

* WHAT...Minor flooding is occurring and minor flooding is forecast.

* WHERE...Illinois River from Starved Rock Lock and Dam downstream
  to confluence with Big Bureau Creek, including the La Salle gauge.

* WHEN...Until further notice.

* IMPACTS...At 22.0 feet, Lower parking lot at Starved Rock State
  Park is inundated east of La Salle. High water levels begin to
  impact shipping interests along the river.

* ADDITIONAL DETAILS...
  - At 7:45 PM CDT Tuesday the stage was 23.3 feet.
  - Recent Activity...The maximum river stage in the 24 hours
    ending at 7:45 PM CDT Tuesday was 23.3 feet.
  - Forecast...The river is expected to rise to a crest of 23.4
    feet tomorrow morning. It will then fall below flood stage
    early Sunday morning.
  - Flood stage is 20.0 feet.
  - http://www.weather.gov/safety/flood

&&

LAT...LON 4131 8940 4135 8933 4137 8898 4128 8899
      4128 8929


$$

Ratzer