National Weather Service

The National Weather Service issued a red flag warning effective from noon to 9 p.m. Tuesday indicating possible fire danger for La Salle, Livingston, Grundy, Kankakee, Kendall, Will and DuPage counties.

Windy conditions are expected to hit northeastern Illinois between 4 p.m. and midnight as remnants of Hurricane Helene affect the midwest

Is the current summer-like September an anomaly? No – but Northern Illinois may see more of them.

Heat index values between 105 and 115 degrees are expected throughout Monday and Tuesday, according to the National Weather Service.

Hottest air of the summer to bake northern Illinois over the next 3 days, real feel temperatures to reach between 105-115

Multiple places in DeKalb, Sycamore and throughout the county are designated cooling centers for anyone needing an escape from heat indexes expected to top 100 degrees by Monday night. Here's where to go if you need to cool off.

DeKalb, Ogle and Winnebago counties experienced the strongest straight line winds during the July 15 derecho that swept across northern Illinois, according to analysis of the event conducted by the National Weather Service.

Will County creates self-reporting survey to aid in assessing impact of Monday night storm and tornadoes.

The lead pastor for Victory City Church in Joliet said volunteers provided food to 600 families on Wednesday evening. Volunteers plan to deliver more food at 6 p m.. Thursday at the church.

Even though Monday’s tornado caused significant damage to his horse farm on Roth Road in Oswego Township, owner Bruce Grider realizes it could have been worse. “During a storm, the first thing I think of are the horses and the animals outside,” he said.

The storm systems that swept across northern Illinois Monday evening spawned at least two tornadoes in the Sauk Valley.

Reports are that Interstate 55 south of Joliet near Channahon has reopened after being shutdown from debris and transformers laying on the roadway following the tornadoes that went through Monday night.

After 3 tornadoes touchdown in Will County, thousands of residents remain without power. Will County Emergency Management Agency is working with ComEd to get service back. Salvation Army, Red Cross working to assist people.

The northern portion of DeKalb County reported more significant damage from Monday’s storms than other areas, authorities said. Wind damaged utility poles, and downed trees and wires. Hundreds remain without power, ComEd reports.

Overturned trailers in Cortland, power outages that briefly shut down air conditioning at DeKalb County Jail in Sycamore, a car in a flooded ditch in Genoa and downed power lines in DeKalb were all caused by severe weather Sunday night, authorities said. More on the way:

A tornado watch is in effect for northern Illinois until 1 a.m. Tuesday.

The National Weather Service has issued an extreme heat advisory for portions of northern and central Illinois including Will County where temperatures are expected to break 100 degrees Monday.

The flood watch in northern Illinois begins at 6 p.m. Monday and runs through 3 a.m. Tuesday

Weather in northern Illinois on Monday will include extreme heat, thunderstorms, high winds, and possibly large hail and tornadoes according to the National Weather Service

Parts of DeKalb County including east and central portions of the county are under a tornado warning until 10 p.m., the National Weather Service issued Sunday. The western portion of Kane County also is impacted.

Waves of storms may pass through northern Illinois starting late Monday night

The National Weather Service in Chicago said that the heat index could reach over 100 degrees at times throughout the week. Hot and humid conditions are expected throughout northern Illinois this week.

Severe thunderstorms with potential hail, destructive winds and flooding are forecasted across northern Illinois Thursday afternoon and evening, the National Weather Service said Thursday.

A tornado warning is in effect for Whiteside, Carroll, Jo Daviess and Stephenson counties until 9:30 a.m. Friday.

The National Weather Service in Chicago has issued a severe thunderstorm watch until 1 p.m. Friday for northern Illinois

Expect damage to roofs, siding and trees, according to the National Weather Service

The National Weather Service has issued a tornado watch Tuesday evening for much of northern Illinois through midnight

The biggest risk for tornadoes on Tuesday night is near and west of Interstate 39, according to the National Weather Service

A severe thunderstorm watch is in place for McHenry, Lake, Kane, DeKalb and Lee counties until 5 p.m. Monday.

Much of northern and eastern Illinois is under a severe weather warning, including a tornado watch until 9 p.m., according to the National Weather Service.

A tornado watch has been issued until 10 p.m. Tuesday for parts of DeKalb, La Salle, Lee, Ogle, Boone and Winnebago counties, according to the National Weather Service.

The National Weather Service Quad-Cities office has issued a tornado watch for Whiteside and Carroll counties in northwestern Illinois in effect until 8 p.m. Tuesday.

National Weather Service meteorologist Marc Chenard says the northeast U.S. currently has the best chance of clear skies, along with parts of Arkansas, Missouri and Illinois.

A springtime winter weather advisory has been issued for DeKalb, Lee, Ogle and McHenry counties through noon Wednesday, bringing with it a potential for two to four inches of snow, according to the National Weather Service.

Though spring is officially here in DeKalb County, a chance of snow Thursday night into Friday is, too, according to the National Weather Service.

Illinois had 46 February tornadoes between 1995 and 2022. And 11 two weeks ago, according to the National Weather Service. What causes out-of-season storms? Does climate change play a role? Some experts weigh in:

The National Weather Service will hold a statewide tornado drill at 11 a.m. Wednesday. Residents should expect to see alerts on their television and radio stations. Tornado sirens will not be a part of the test.

From 1950 until 2023, 11 tornadoes occurred in the Chicago area during the month of February, according to the National Weather Service in Romeoville whose forecast area includes 18 counties in northeast Illinois and five in northwest Indiana.

Two EF-0 tornadoes touched down in DeKalb County during Tuesday’s severe weather, reported the National Weather Service Wednesday.

The National Weather service confirmed 11 tornadoes touched down across several counties Tuesday, including four in Kane County.

The National Weather Service said it would be conducting storm surveys to identify potential tornadoes from Tuesday night in northern Illinois

A possible tornado was spotted near Hinckley Tuesday night, according to a spokesperson with the National Weather Service. A tornado watch remains in effect for DeKalb County through 10 p.m., and a wind advisory through 6 a.m. Wednesday.

The National Weather Service in Chicago has issued a tornado watch until 10 p.m. for nearly all of Northern Illinois, including Bureau, Cook, DuPage, Grundy, Kane, Kendall, La Salle, Lake, Lee, Livingston and McHenry Counties.

Record warmth, followed by potentially severe storms, followed by below-zero wind chills and snow, all in the next 24 hours for northern Illinois

Conditions on the Kankakee River improved Saturday as the threat of flooding continued to go down as temperatures stayed up.

Motorists should prepare for more slippery roads Monday night into Tuesday morning as a winter weather advisory continues for most of northern Illinois, expected to bring with it sleet and multiple waves of freezing rain, according to the National Weather Service.

It’s looking like freezing rain could make for an icy commute Monday morning as a winter weather advisory goes into effect for parts of northern Illinois, expected to last through early Tuesday, according to the National Weather Service.

Northern Illinois motorists were facing a slippery commute Thursday morning after overnight snowfall, with another 1 to 4 inches in the forecast heading into Friday morning along with more biting cold temperatures, according to the National Weather Service.

The Will County Emergency Management Agency is advising residents along the Kankakee River of flash flood conditions throughout the week due to ice jams on the river.

Check out this photo of a “sundog” sighting captured by Daily Chronicle reader Heidi Wright of Malta on Sunday morning.