Alert archive / Illinois / Beach Hazards Statements in 2026
Beach Hazards Statement 1, NWS Chicago, IL
NWS Chicago, IL issued this beach hazards statement at May 20, 2026, 3:42 AM CDT for Cook County, Lake County, Illinois; Lake County, Porter County, Indiana. It took effect at May 20, 2026, 7:00 AM CDT. It was in force for 69 hr.
The area
The counties it named.
The facts
- Issued
- May 20, 2026, 3:42 AM CDT (08:42 UTC)
- In effect from
- May 20, 2026, 7:00 AM CDT
- Expired
- May 23, 2026, 3:33 AM CDT
- In force
- 69 hr
- Issued by
- NWS Chicago, IL
Counties Cook County, IL, Lake County, IL, Lake County, IN, Porter County, IN
The radar
The Chicago radar (KLOT), 54 km from the middle of the area, began a volume at 08:44 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
The nearest sounding before it
Lincoln, IL (KILX), launched 00:00Z, 8.7 hours before the alert went out and 206 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.
- Mixed-layer CAPE
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 822 m above ground
- 0-6 km bulk shear
- 19 kt
- 0-1 km storm-relative helicity
- 3 m²/s²
- 0-3 km storm-relative helicity
- -4 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
Nearby
Beach Hazards Statements in Illinois, 2026Beach Hazards Statements in Indiana, 2026Every beach hazards statement in 2026
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.