SnowMaps
Hazard Reports

Hazard Report Provided By forecast.weather.gov

Hazardous Weather Outlook
National Weather Service Chicago/Romeoville IL
1105 AM CDT Sun Jul 5 2026

ILZ003>006-008-010>013-019>021-023-032-033-039-103>108-INZ001-002-
010-011-019-061615-
Winnebago-Boone-McHenry-Lake IL-Ogle-Lee-De Kalb-Kane-DuPage-
La Salle-Kendall-Grundy-Kankakee-Livingston-Iroquois-Ford-
Northern Cook-Central Cook-Southern Cook-Northern Will-
Southern Will-Eastern Will-Lake IN-Porter-Newton-Jasper-Benton-
1105 AM CDT Sun Jul 5 2026 /1205 PM EDT Sun Jul 5 2026/

This Hazardous Weather Outlook is for portions of north central
Illinois...northeast Illinois and northwest Indiana.

.DAY ONE...This Afternoon and Tonight.

Weather hazards expected...

  Limited Thunderstorm Risk mainly south of I-80.

DISCUSSION...

Scattered thunderstorms are possible this afternoon mainly for
areas near and south of I-80. No severe weather is expected.

.DAYS TWO THROUGH SEVEN...Monday through Saturday.

Wednesday through Friday...
 Limited Thunderstorm Risk at times

.SPOTTER INFORMATION STATEMENT...

  Spotter activation will not be necessary through tonight.

GENERAL STORM MOTION OF THE DAY:

  Moving toward the south at around 20 mph.

$$

Flood Statement
National Weather Service Chicago IL
145 PM CDT Sun Jul 5 2026

...The Flood Warning is extended for the following rivers in
Indiana...Illinois...

  Little Calumet River at Munster (Hohman Avenue) affecting Lake IN
  and Cook Counties.

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 this evening.

&&

ILC031-INC089-060300-
/O.EXT.KLOT.FL.W.0055.000000T0000Z-260706T0300Z/
/LCMI3.1.ER.260704T2333Z.260705T0145Z.260705T1841Z.NO/
145 PM CDT Sun Jul 5 2026

...FLOOD WARNING NOW IN EFFECT UNTIL LATE THIS EVENING...

* WHAT...Minor flooding is occurring and forecasted to continue.

* WHERE...Little Calumet River from IN-912 in Hammond downstream to
  confluence with Thorn Creek in South Holland, including the
  Munster (Hohman Avenue) gauge.

* WHEN...Until late this evening.

* IMPACTS...At 12.5 feet, Most areas outside of the levee-protected
  area are inundated in Hammond and Munster.

* ADDITIONAL DETAILS...
  - At 1:00 PM CDT Sunday the stage was 12.2 feet.
  - Forecast...The river is expected to gradually fall below
    flood stage later today.
  - Flood stage is 12.0 feet.
  - http://www.weather.gov/safety/flood

&&

LAT...LON 4163 8756 4159 8740 4153 8743 4157 8758


$$

Borchardt


Flood Statement
National Weather Service Chicago IL
931 AM CDT Sun Jul 5 2026

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

  Thorn Creek at Thornton affecting Cook County.

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 late tonight.

&&

ILC031-060845-
/O.EXT.KLOT.FL.W.0050.000000T0000Z-260706T1720Z/
/THNI2.1.ER.260704T0732Z.260704T1845Z.260706T1120Z.NO/
931 AM CDT Sun Jul 5 2026

...FLOOD WARNING NOW IN EFFECT UNTIL EARLY TOMORROW AFTERNOON...

* WHAT...Minor flooding is occurring and forecasted to continue.

* WHERE...Thorn Creek from Near Glenwood downstream to confluence
  with Little Calumet River, including the Thornton gauge.

* WHEN...Until early tomorrow afternoon.

* IMPACTS...At 12.0 feet, Structures threatened along Glenwood
  Thornton Road north of Glenwood.

* ADDITIONAL DETAILS...
  - At 9:15 AM CDT Sunday the stage was 12.2 feet.
  - Forecast...The river is expected to gradually fall through
    the next few days.
  - Flood stage is 9.0 feet.
  - http://www.weather.gov/safety/flood

&&

LAT...LON 4161 8760 4158 8754 4151 8760 4154 8767


$$

Borchardt


Hazard Report Provided By forecast.weather.gov

© Snowforecast.com 2018, All rights reserved.