Hazardous Weather Outlook for Clarion, Illinois
Hazardous Weather Outlook
National Weather Service Quad Cities IA IL
404 AM CDT Wed May 1 2024
IAZ040>042-051>054-063>068-076>078-087>089-098-099-ILZ001-002-007-
009-015>018-024>026-034-035-MOZ009-010-020915-
Buchanan-Delaware-Dubuque-Benton-Linn-Jones-Jackson-Iowa-Johnson-
Cedar-Clinton-Muscatine-Scott-Keokuk-Washington-Louisa-Jefferson-
Henry IA-Des Moines-Van Buren-Lee-Jo Daviess-Stephenson-Carroll-
Whiteside-Rock Island-Henry IL-Bureau-Putnam-Mercer-Henderson-
Warren-Hancock-McDonough-Scotland-Clark-
404 AM CDT Wed May 1 2024
This Hazardous Weather Outlook is for portions of north central
Illinois...northwest Illinois...west central Illinois...east
central Iowa...northeast Iowa...southeast Iowa and northeast
Missouri.
.DAY ONE...TODAY AND TONIGHT
Chances for showers and thunderstorms increase tonight.
Lightning is the primary hazard with any storms.
.DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY
Showers and thunderstorms are likely Thursday into Thursday
night. There is a Marginal risk, or level 1 out of 5 risk for
severe weather. There is also a threat for heavy rainfall, which
could pose a risk for localized flooding.
There is additional chances for showers and storms over the
weekend and early next week, however it is too early to determine
the severe weather threat.
.SPOTTER INFORMATION STATEMENT...
Spotter activation will not be needed today or tonight, but is
possible Thursday afternoon and evening.
GENERAL STORM MOTION OF THE DAY: Toward the north-northeast at 40
MPH.
Flood Warning for Clarion, Illinois
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.
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