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NWS Chicago @NWSChicago
Joined July 2012
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Showers will end from west to east across the area during the mid to late morning. An isolated thunderstorm is possible south of Interstate 80. No severe weather is expected. #ILWX #INWX
This is a multiday forecast graphic for northern Illinois and northwest Indiana. Headline: Five Day Outlook. Sub Headline: Severe Thunderstorms Possible Wednesday. Showers will end from west to east across the area during the mid to late morning. An isolated thunderstorm is possible south of Interstate 80. No severe weather is expected. High temperatures will be much cooler today, mainly in the lower 70s with northwest winds gusting as high as 30 mph. There will be another chance for thunderstorms Tuesday afternoon, a few of these thunderstorms may be strong to severe. Severe thunderstorms are expected across the entire area Wednesday with all severe hazards possible. Torrential rain and localized flooding will also be possible Wednesday. Visit weather.gov/Chicago for more forecast details for your location. Graphic Created: Sunday, June 14, 2026 5:06 AM CDT

ALT This is a multiday forecast graphic for northern Illinois and northwest Indiana. Headline: Five Day Outlook. Sub Headline: Severe Thunderstorms Possible Wednesday. Showers will end from west to east across the area during the mid to late morning. An isolated thunderstorm is possible south of Interstate 80. No severe weather is expected. High temperatures will be much cooler today, mainly in the lower 70s with northwest winds gusting as high as 30 mph. There will be another chance for thunderstorms Tuesday afternoon, a few of these thunderstorms may be strong to severe. Severe thunderstorms are expected across the entire area Wednesday with all severe hazards possible. Torrential rain and localized flooding will also be possible Wednesday. Visit weather.gov/Chicago for more forecast details for your location. Graphic Created: Sunday, June 14, 2026 5:06 AM CDT

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Heads up! Dangerous swimming conditions are expected to develop at southern Lake Michigan beaches today with highest waves expected along the Indiana shore. Please plan accordingly if you're heading to the beach! Stay dry when the waves are high! #ILWX #INWX
Headline: Dangerous Swimming Conditions Today. Sub Headline: Stay dry when waves are high! What To Expect. Dangerous waves up to 5 feet and choppy boating conditions. Life threatening currents. This morning through this evening. Lake Michigan Beaches in Indiana. 2-4 ft waves possible at Cook County beaches. What To Do. Stay out of the water! Obey posted signs and closures. Avoid piers, breakwalls, and lakeshore trails. For beach forecasts: weather.gov/greatlakes/beachhazards Graphic Created: Sunday, June 14, 2026 5:00 AM CDT

ALT Headline: Dangerous Swimming Conditions Today. Sub Headline: Stay dry when waves are high! What To Expect. Dangerous waves up to 5 feet and choppy boating conditions. Life threatening currents. This morning through this evening. Lake Michigan Beaches in Indiana. 2-4 ft waves possible at Cook County beaches. What To Do. Stay out of the water! Obey posted signs and closures. Avoid piers, breakwalls, and lakeshore trails. For beach forecasts: weather.gov/greatlakes/beachhazards Graphic Created: Sunday, June 14, 2026 5:00 AM CDT
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After another round of damage surveys, we have confirmed 4 additional tornadoes in our service area from the 6/11 storms, bringing our event total to at least 11: -EF-0 in Cedar Lake, IN -EF-0 from near Schneider, IN to Hebron, IN -EF-1 east of Ludlow, IL -EF-1 near Boswell, IN
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We plan to send more survey teams out tomorrow to central Cook County (Hickory Hills, Justice, Bridgeview area into the south side of Chicago) and to areas south of the Kankakee River (primarily Ford, Iroquois, and Newton counties, but also possibly Benton and Jasper counties).
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After any lingering showers and storms end overnight a cooler and breezy day is in store for Sunday. Temperatures then gradually warm with increasing thunderstorm chances toward midweek. #ILwx #INwx
This is a multiday forecast graphic for northern Illinois and northwest Indiana. Headline: Four Day Outlook. Sub Headline: We start the upcoming week cooler with increasing shower and storm chances toward midweek. Visit weather.gov/Chicago for more forecast details for your location. Graphic Created: Saturday, June 13, 2026 4:48 PM CDT

ALT This is a multiday forecast graphic for northern Illinois and northwest Indiana. Headline: Four Day Outlook. Sub Headline: We start the upcoming week cooler with increasing shower and storm chances toward midweek. Visit weather.gov/Chicago for more forecast details for your location. Graphic Created: Saturday, June 13, 2026 4:48 PM CDT

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Heads up! Dangerous swimming conditions are expected to develop at southern Lake Michigan beaches on Sunday with highest waves expected along the Indiana shore. Please plan accordingly if you're heading to the beach! Stay dry when the waves are high! #ILwx #INwx
Headline: Dangerous Swimming Conditions Sunday. Sub Headline: Stay dry when waves are high! What To Expect. Dangerous waves up to 5 feet and choppy boating conditions. Life threatening currents. Sunday morning through the evening. Lake Michigan Beaches in Indiana. 2-4 ft waves possible at Cook County beaches. What To Do. Stay out of the water! Obey posted signs and closures. Avoid piers, breakwalls, and lakeshore trails. For beach forecasts: weather.gov/greatlakes/beachhazards Graphic Created: Saturday, June 13, 2026 4:48 PM CDT

ALT Headline: Dangerous Swimming Conditions Sunday. Sub Headline: Stay dry when waves are high! What To Expect. Dangerous waves up to 5 feet and choppy boating conditions. Life threatening currents. Sunday morning through the evening. Lake Michigan Beaches in Indiana. 2-4 ft waves possible at Cook County beaches. What To Do. Stay out of the water! Obey posted signs and closures. Avoid piers, breakwalls, and lakeshore trails. For beach forecasts: weather.gov/greatlakes/beachhazards Graphic Created: Saturday, June 13, 2026 4:48 PM CDT
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Isolated storms are possible through mid evening though most areas are expected to remain day. Shower and storm coverage is expected to increase later this evening through the early overnight hours from west to east across the area. Move indoors if you hear thunder! #ILwx #INwx
Headline: Thunderstorm Threat Through This Evening. Sub Headline: An isolated strong to severe storm can't be ruled out. What To Expect. Isolated to scattered thunderstorms. Severe threat level 1 of 5. Isolated through mid evening. Greater coverage possible after 8 - 9 PM CDT. Localized Downpours. Lightning Strikes. Gusty Winds. What To Do. Move indoors if you hear thunder. Have multiple ways to get weather warnings. Graphic Created: Saturday, June 13, 2026 4:48 PM CDT

ALT Headline: Thunderstorm Threat Through This Evening. Sub Headline: An isolated strong to severe storm can't be ruled out. What To Expect. Isolated to scattered thunderstorms. Severe threat level 1 of 5. Isolated through mid evening. Greater coverage possible after 8 - 9 PM CDT. Localized Downpours. Lightning Strikes. Gusty Winds. What To Do. Move indoors if you hear thunder. Have multiple ways to get weather warnings. Graphic Created: Saturday, June 13, 2026 4:48 PM CDT
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Scattered thunderstorms are possible late this afternoon into this evening. A few of these thunderstorms may be strong to severe. #ILWX #INWX
Headline: Chance of Storms Today. Sub Headline: Some storms may be strong to severe. Move indoors if you hear thunder. Have multiple ways to get weather warnings. Scattered thunderstorms are possible late this afternoon into this evening. A few of these thunderstorms may be strong to severe. Graphic Created: Saturday, June 13, 2026 4:28 AM CDT

ALT Headline: Chance of Storms Today. Sub Headline: Some storms may be strong to severe. Move indoors if you hear thunder. Have multiple ways to get weather warnings. Scattered thunderstorms are possible late this afternoon into this evening. A few of these thunderstorms may be strong to severe. Graphic Created: Saturday, June 13, 2026 4:28 AM CDT
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Scattered thunderstorms are possible late this afternoon into tonight. A few of these thunderstorms may be strong to severe. Showers will continue overnight and into early Sunday morning. #ILWX #INWX
This is a multiday forecast graphic for northern Illinois and northwest Indiana. Headline: Five Day Outlook. Sub Headline: Strong to Severe Thunderstorms Possible Late this Afternoon into this Evening. Scattered thunderstorms are possible late this afternoon into tonight. A few of these thunderstorms may be strong to severe. Showers will continue overnight and into early Sunday morning. High temperatures will reach the mid to upper 80s today then a cold front will move across the area tonight, with highs on Sunday only in the lower 70s. Shower and thunderstorms chances will return Tuesday and Wednesday. Visit weather.gov/Chicago for more forecast details for your location. Graphic Created: Saturday, June 13, 2026 4:14 AM CDT

ALT This is a multiday forecast graphic for northern Illinois and northwest Indiana. Headline: Five Day Outlook. Sub Headline: Strong to Severe Thunderstorms Possible Late this Afternoon into this Evening. Scattered thunderstorms are possible late this afternoon into tonight. A few of these thunderstorms may be strong to severe. Showers will continue overnight and into early Sunday morning. High temperatures will reach the mid to upper 80s today then a cold front will move across the area tonight, with highs on Sunday only in the lower 70s. Shower and thunderstorms chances will return Tuesday and Wednesday. Visit weather.gov/Chicago for more forecast details for your location. Graphic Created: Saturday, June 13, 2026 4:14 AM CDT
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Also... At this time, we are looking for photos of the tornadoes from June 11th to use on our event summary web page. If you have any photos that you would like to give us permission to use (with credit, of course), please share them with us on this post. Thanks in advance!
NWS Chicago
@NWSChicago
Jun 13
Here is an update on where things stand with our damage surveys for the June 11 storms. Thus far, at least 7 tornadoes have been confirmed in our forecast area: -Wenona EF-1 -Streator EF-3 -Graymont-Dwight EF-1 -Bartlett EF-1 -St. John EF-0 -Merrillville EF-2 -Kouts EF-3 (1/2)
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Here is an update on where things stand with our damage surveys for the June 11 storms. Thus far, at least 7 tornadoes have been confirmed in our forecast area: -Wenona EF-1 -Streator EF-3 -Graymont-Dwight EF-1 -Bartlett EF-1 -St. John EF-0 -Merrillville EF-2 -Kouts EF-3 (1/2)
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All of these ratings are preliminary, and the assessments for most of these tornadoes are not yet complete. More damage surveys and analysis will be conducted in the coming days, including in Cook County, Lake County (IN), and in multiple areas south of the Kankakee River. (2/2)
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Tomorrow starts out dry, but there will be a chance of thunderstorms late Sat afternoon into Sat night. Some of the thunderstorms may become severe Sat evening, especially for areas south of I-80. Below normal temperatures are then expected early next week. #ILwx #INwx
This is a multiday forecast graphic for northern Illinois and northwest Indiana. Headline: Four Day Outlook. Sub Headline: Strong to Severe Thunderstorms Possible Late Saturday Afternoon and Evening. Visit weather.gov/Chicago for more forecast details for your location. Graphic Created: Friday, June 12, 2026 3:55 PM CDT

ALT This is a multiday forecast graphic for northern Illinois and northwest Indiana. Headline: Four Day Outlook. Sub Headline: Strong to Severe Thunderstorms Possible Late Saturday Afternoon and Evening. Visit weather.gov/Chicago for more forecast details for your location. Graphic Created: Friday, June 12, 2026 3:55 PM CDT

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There is a chance for widely scattered showers and storms tomorrow evening, some of which may be strong to severe, especially south of Interstate 80. Be sure to stay up-to-date with the latest forecast. #ILwx #INwx
Headline: Another Chance of Storms Tomorrow. Sub Headline: Some storms may be strong to severe.What To Expect: Widely Scattered Thunderstorms with Better chances for severe conditions in central Illinois. Expected Hazards: Localized Downpours. Lightning Strikes. Gusty Winds. Strongest Storms May Produce: Damaging Winds. Capable of downing tree limbs. Damaging Hail. Capable of denting cars and siding. What To Do: Move indoors if you hear thunder. Have multiple ways to get weather warnings. Graphic Created: Friday, June 12, 2026 3:55 PM CDT

ALT Headline: Another Chance of Storms Tomorrow. Sub Headline: Some storms may be strong to severe.What To Expect: Widely Scattered Thunderstorms with Better chances for severe conditions in central Illinois. Expected Hazards: Localized Downpours. Lightning Strikes. Gusty Winds. Strongest Storms May Produce: Damaging Winds. Capable of downing tree limbs. Damaging Hail. Capable of denting cars and siding. What To Do: Move indoors if you hear thunder. Have multiple ways to get weather warnings. Graphic Created: Friday, June 12, 2026 3:55 PM CDT
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Quick survey update: Our team has found EF-3 damage in Streator, Illinois. Additionally, for Bartlett, Illinois team: Preliminary EF-1. #ILwx #INwx
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Our survey team has confirmed an EF-1 tornado in central Livingston County, including near Dwight. The tornado appeared to be largely in open fields limiting the number of structures impacted. More updates will be coming soon. #ILwx
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Our survey team has found EF-3 damage in Kouts, Indiana. They are continuing to survey the area. We also have teams near Dwight, IL, Streator, IL, and Bartlett, IL. Additional updates will be coming soon. #ILwx #INwx
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How do our survey crews estimated wind speed? Here's a brief overview of the process. #ILwx #INwx
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We have multiple crews in the field looking at damage from the tornadoes yesterday. Here are some of the things we look at during damage surveys. We'll have preliminary results later today. #ILwx #INwx
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Multiple tornadoes impacted Illinois and northwestern Indiana on June 11, 2026. We will be conducting storm surveys today (and likely beyond) and provide preliminary information throughout the day. #ILwx #INwx.
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