La Salle County, Illinois
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The National Weather Service's Watches, Warnings and Advisories by state counties include: Thunderstorm, Tornado, Flood, Flash Flood, Winter Storm, High Wind, Gale, Small Aircraft, High Surf, Marine, Heat, Air Quality, Ashfall, Hazardous, and Special Statements.
Weather Alerts: La Salle County, Illinois
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Flash Flood Watch
ILZ012-013-019-020-301745-
/O.EXA.KLOT.FF.A.0001.000000T0000Z-170501T1200Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Kane-DuPage-La Salle-Kendall-
Including the cities of Aurora, Elgin, Wheaton, Ottawa,
and Oswego
445 AM CDT Sun Apr 30 2017

...FLASH FLOOD WATCH IN EFFECT THROUGH MONDAY MORNING...

The National Weather Service in Chicago has expanded the

* Flash Flood Watch to include portions of north central
Illinois and northeast Illinois, including the following
areas, in north central Illinois, La Salle. In northeast
Illinois, DuPage, Kane, and Kendall.

* Through Monday morning.

* Periods of moderate to occasionally heavy rainfall are expected
through this evening. Additional rainfall amounts of 1 to 3
inches, with locally higher amounts are possible across the
area. Given the heavy rain that occurred on Saturday, runoff
from additional heavy rain may result in flash flooding.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Flash Flood Watch means that conditions may develop that lead
to flash flooding. Flash flooding is a very dangerous situation.

You should monitor later forecasts and be prepared to take action
should Flash Flood Warnings be issued.

&&

$$

Flood Warning
ILC011-099-155-010109-
/O.EXT.KLOT.FL.W.0056.170430T1304Z-000000T0000Z/
/LSLI2.3.ER.170430T0535Z.170503T0000Z.000000T0000Z.NO/
810 AM CDT Sun Apr 30 2017

The Flood Warning continues for
The Illinois River at La Salle.
* from this morning until further notice.
* At 745 AM Sunday the stage was 22.0 feet.
* Flood stage is 20.0 feet.
* Minor flooding is occurring and Major flooding is forecast.
* Forecast...The river will continue rising to near 31.2 feet by
Tuesday evening then begin falling.


&&

LAT...LON 4128 8896 4126 8930 4135 8929 4137 8896


$$

Flood Warning
ILC099-010109-
/O.EXT.KLOT.FL.W.0055.170430T1304Z-170507T0430Z/
/OTWI2.3.ER.170430T1250Z.170502T0600Z.170506T2230Z.NO/
810 AM CDT Sun Apr 30 2017

The Flood Warning continues for
The Illinois River at Ottawa.
* from this morning to Saturday evening.
* At 730 AM Sunday the stage was 462.9 feet.
* Flood stage is 463.0 feet.
* Major flooding is forecast.
* Forecast...Rise above flood stage by this morning and continue to
rise to near 469.7 feet by early Tuesday morning.The river will
fall below flood stage by Saturday afternoon.
* Impact...At 470.0 feet...St Elizabeth Medical Center in Ottawa
loading dock and property are threatened.

&&

LAT...LON 4127 8867 4128 8897 4137 8896 4135 8868


$$

Flood Warning
ILC099-010656-
/O.EXT.KLOT.FL.W.0057.000000T0000Z-170503T0100Z/
/LNRI2.1.ER.170430T0855Z.170501T1800Z.170502T1900Z.NO/
1157 AM CDT Sun Apr 30 2017

The Flood Warning continues for
The Vermilion River near Leonore.
* until Tuesday evening.
* At 1045 AM Sunday the stage was 16.5 feet.
* Flood stage is 16.0 feet.
* Minor flooding is occurring and Minor flooding is forecast.
* Forecast...The river will continue rising to near 17.4 feet by
Monday afternoon. The river will fall below flood stage Tuesday
afternoon.

&&

LAT...LON 4109 8889 4131 8912 4132 8899 4113 8880


$$

Flood Warning
ILC099-010704-
/O.EXT.KLOT.FL.W.0053.000000T0000Z-170504T2100Z/
/DAYI2.2.ER.170430T0325Z.170501T1200Z.170504T1500Z.NO/
1204 PM CDT Sun Apr 30 2017

The Flood Warning continues for
The Fox River at Dayton.
* until Thursday afternoon.
* At 1145 AM Sunday the stage was 13.3 feet.
* Flood stage is 12.0 feet.
* Minor flooding is occurring and Moderate flooding is forecast.
* Forecast...The river will continue rising to near 15.1 feet by
Monday morning. The river will fall below flood stage late Thursday
morning.
* Impact...At 15.5 feet...Flooding begins of residences in Ottawa
downstream of I and M canal.

&&

LAT...LON 4154 8860 4133 8878 4134 8889 4157 8871
4164 8860

$$

Flood Watch
ILZ019-291429-
/O.CON.KLOT.FL.A.0035.170430T1143Z-000000T0000Z/
/OTWI2.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
929 PM CDT Fri Apr 28 2017

The Flood Watch continues for
The Illinois River at Ottawa
* from Sunday morning until further notice.
* At 8:30 PM Friday the stage was 459.9 feet.
* Record flooding is possible.
* Flood stage is 463.0 feet.
* Forecast...Flood stage may be reached by Sunday morning.
* Impact...At 474.5 feet...Water reaches top of Fox River levee at
Ottawa High School.

&&

LAT...LON 4127 8867 4128 8897 4137 8896 4135 8868


$$

Flood Watch
ILZ019-291429-
/O.CON.KLOT.FL.A.0036.170430T1730Z-000000T0000Z/
/LSLI2.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
929 PM CDT Fri Apr 28 2017

The Flood Watch continues for
The Illinois River at La Salle
* from Sunday afternoon until further notice.
* At 8:45 PM Friday the stage was 15.3 feet.
* Record flooding is possible.
* Flood stage is 20.0 feet.
* Forecast...Flood stage may be reached by Sunday afternoon.

&&

LAT...LON 4128 8896 4126 8930 4135 8929 4137 8896


$$

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