Watches, Warnings & Advisories



2 products issued by NWS for: 4 Miles NE Arlington IL

Hazardous Weather Outlook

Hazardous Weather Outlook
National Weather Service Quad Cities IA IL
323 AM CDT Fri Apr 17 2026

IAZ040>042-051>054-063>068-076>078-087>089-098-099-ILZ001-002-007-
009-015>018-024>026-034-035-MOZ009-010-180900-
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-
323 AM CDT Fri Apr 17 2026

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

An Enhanced Risk (Level 3 of 5) for severe weather remains in
place across the area for this afternoon and evening. Damaging
winds and tornadoes, some possibly strong, are the primary
threats. Localized flash flooding is also possible.

Southerly winds will gust to around 40 mph this afternoon prior to
the severe thunderstorm development.

Area rivers are experiencing flooding. Please see the latest Flood
Statements and Flood Warnings for details.

.DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY

Much colder air will bring the potential for frost and freeze
conditions to parts of the area Saturday night and Sunday night.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is likely for this afternoon and evening.

$$

JTS




Flood Watch

Flood Watch
National Weather Service Chicago IL
907 PM CDT Thu Apr 16 2026

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

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Flood Watch means water levels above flood stage are possible, but
not yet certain, based upon the latest forecasts. Persons along
rivers and streams in the watch area should monitor the latest
forecasts and be prepared to take action should flooding develop.

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 Friday afternoon.

&&

ILZ017>019-172015-
/O.CON.KLOT.FL.A.0012.000000T0000Z-000000T0000Z/
/LSLI2.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.NO/
907 PM CDT Thu Apr 16 2026

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

* WHAT...Flooding is possible.

* 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 20.0 feet, Agricultural areas in La Salle, Spring
  Valley, and Peru are inundated.

* ADDITIONAL DETAILS...
  - At 8:45 PM CDT Thursday the stage was 19.1 feet.
  - Forecast...Flood stage may be reached based on the latest
    forecast information.
  - Flood stage is 20.0 feet.
  - http://www.weather.gov/safety/flood

&&

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

$$