Receive alerts from your local agencies
...or text your ZIP CODE to 888777 for mobile alerts

Full Notification

City of Crystal Lake
Thursday April 2nd, 2026 :: 07:01 p.m. CDT

Alert

Severe Thunderstorm Warning until 08:00PM

SVRLOT The National Weather Service in Chicago has issued a

* Severe Thunderstorm Warning for... Southeastern Ogle County in north central Illinois... Northern De Kalb County in north central Illinois... Northern Kane County in northeastern Illinois... McHenry County in northeastern Illinois... Southern Boone County in north central Illinois...

* Until 800 PM CDT.

* At 700 PM CDT, severe thunderstorms were located along a line extending from near Belvidere to near Kirkland to 7 miles north of Malta to near Hillcrest to Rochelle, moving northeast at 60 mph. HAZARD...70 mph wind gusts and quarter size hail. SOURCE...Radar indicated. IMPACT...Hail damage to vehicles is expected. Expect considerable tree damage. Wind damage is also likely to mobile homes, roofs, and outbuildings.

* Severe thunderstorms will be near... Rochelle, Marengo, Genoa, Kirkland, Hillcrest, and Kingston around 705 PM CDT. Harvard around 710 PM CDT. Woodstock around 715 PM CDT. Huntley, Hampshire, Wonder Lake, Hebron, and Bull Valley around 720 PM CDT. Crystal Lake, Lake in the Hills, McHenry, Johnsburg, Lakewood, Richmond, and McCullom Lake around 725 PM CDT. Fox Lake, Lakemoor, Spring Grove, Pistakee Highlands, and Prairie Grove around 730 PM CDT. Island Lake around 735 PM CDT. Algonquin around 740 PM CDT.

* AFFECTED AREAS: BOONE, IL ... DE KALB, IL ... KANE, IL ... MCHENRY, IL ... OGLE, IL

Instructions:

Remain alert for a possible tornado! Tornadoes can develop quickly from severe thunderstorms. If you spot a tornado go at once into the basement or small central room in a sturdy structure. For your protection move to an interior room on the lowest floor of a building. A Tornado Watch remains in effect until 1100 PM CDT for north central and northeastern Illinois.

Address/Location
City of Crystal Lake
100 W Woodstock St
Crystal Lake, IL 60014

Contact
Emergency: 9-1-1
Non-emergencies: 815-356-3620

Submit an anonymous web tip

Alert Details

Severity:
Severe - Significant threat to life or property
Urgency:
Immediate - Responsive action SHOULD be taken immediately
Certainty:
Observed - Determined to have occurred or to be ongoing
Category:
Meteorological (inc. flood)
Event:
Severe Thunderstorm Warning

Navigate & Discover