2 products issued by NWS for: Hammond IN
Hazardous Weather Outlook
Hazardous Weather Outlook
National Weather Service Chicago/Romeoville IL
214 PM CDT Sun Aug 16 2026
ILZ003>006-008-010>013-019>021-023-032-033-039-103>108-INZ001-002-
010-011-019-171915-
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-
214 PM CDT Sun Aug 16 2026 /314 PM EDT Sun Aug 16 2026/
This Hazardous Weather Outlook is for portions of north central
Illinois...northeast Illinois and northwest Indiana.
.DAY ONE...Tonight.
Weather hazards expected...
Limited Thunderstorm Risk.
DISCUSSION...
Isolated to scattered thunderstorms are expected ahead of a cold
front into this evening. Torrential downpours are expected to
accompany these storms. A few storms may also produce locally
gusty winds to 50 mph.
.DAYS TWO THROUGH SEVEN...Monday through Saturday.
Tuesday...
Elevated Flooding Risk.
Limited Thunderstorm Risk...with an associated:
Level 1 of 5 Severe Thunderstorm Risk.
Wednesday...
Limited Flooding Risk.
Limited Thunderstorm Risk.
DISCUSSION...
Thunderstorm chances return late Tuesday into Wednesday, some
could be strong to severe and produce torrential rainfall which
may lead to flooding.
.SPOTTER INFORMATION STATEMENT...
Spotter activation will not be necessary through tonight.
GENERAL STORM MOTION OF THE DAY:
Moving toward the east-southeast around 25 mph
$$
Flood Warning
Flood Statement
National Weather Service Chicago IL
1110 AM CDT Sun Aug 16 2026
...The Flood Warning is extended for the following rivers in
Illinois...
Sugar Creek at Milford affecting Iroquois County.
...The Flood Warning continues for the following rivers in
Illinois...Indiana...
Illinois River at La Salle affecting Putnam, La Salle and Bureau
Counties.
Kankakee River at Shelby affecting Newton and Lake IN Counties.
For the Illinois River...including La Salle...Minor flooding is
occurring.
For the Kankakee River...including Shelby...Minor flooding is
occurring.
For the Sugar Creek...including Milford...Minor flooding is
occurring.
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.
&&
INC089-111-171015-
/O.CON.KLOT.FL.W.0070.000000T0000Z-260817T2100Z/
/SLBI3.1.ER.260814T1507Z.260815T2245Z.260817T1200Z.NO/
1110 AM CDT Sun Aug 16 2026
...FLOOD WARNING REMAINS IN EFFECT UNTIL MONDAY AFTERNOON...
* WHAT...Minor flooding is occurring and minor flooding is forecast.
* WHERE...Kankakee River from Near I-65 and De Motte downstream to
IL/IN state line, including the Shelby gauge.
* WHEN...Until Monday afternoon.
* IMPACTS...At 10.5 feet, Water overflows low-lying river banks along
Bluegrass Road east of Sumava Resorts and along Westwood Drive and
Island Boulevard near Shelby. Water begins to be diverted through
the Blackberry Marsh Spillway to reduce flood impacts.
* ADDITIONAL DETAILS...
- At 10:45 AM CDT Sunday the stage was 11.1 feet.
- Recent Activity...The maximum river stage in the 24 hours ending
at 10:45 AM CDT Sunday was 11.3 feet.
- Forecast...The river is expected to continue falling and drop
below flood stage by Monday.
- Flood stage is 10.5 feet.
- http://www.weather.gov/safety/flood
&&
LAT...LON 4122 8756 4128 8728 4117 8725 4111 8753
$$
Doom