Alert archive / Illinois / Beach Hazards Statements in 2025
Beach Hazards Statement 6, NWS Chicago, IL
NWS Chicago, IL issued this beach hazards statement at Jul 19, 2025, 4:23 PM CDT for Cook County, Lake County, Illinois; Lake County, Porter County, Indiana. It took effect at Jul 20, 2025, 4:00 AM CDT. It was in force for 29 hr.
The area
The counties it named.
The facts
- Issued
- Jul 19, 2025, 4:23 PM CDT (21:23 UTC)
- In effect from
- Jul 20, 2025, 4:00 AM CDT
- Expired
- Jul 21, 2025, 9:00 AM CDT
- In force
- 29 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 21:26 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 12:00Z, 9.4 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
- 1117 J/kg
- Mixed-layer CIN
- -46 J/kg
- Mixed-layer LCL
- 763 m above ground
- 0-6 km bulk shear
- 22 kt
- 0-1 km storm-relative helicity
- 86 m²/s²
- 0-3 km storm-relative helicity
- 108 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 2.7
What forecasters said that day
The local office's own words before this beach hazards statement went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Chicago, IL wrote its last area forecast discussion before this beach hazards statement went out at Jul 19, 2:52 PM CDT, 1 hour 31 minutes earlier.
Area forecast discussion, Jul 19, 2:52 PM CDT, 1 hour 31 minutes before
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Local storm report, Jul 19, 1:25 PM CDT, 2 hours 58 minutes before
Preliminary Local Storm Report
National Weather Service Chicago IL
125 PM CDT Sat Jul 19 2025
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
1154 AM Tstm Wnd Dmg New Lenox 41.51N 87.97W
07/19/2025 Will IL Emergency Mngr
Photos shared showed a few tree limbs blown
down near Cherry Wood Lane & Cimarron Drive
and also near Andrea Drive.
&&Local storm report, Jul 19, 4:18 PM CDT, 5 minutes before
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</html>The office that day
Everything else NWS Chicago, IL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 19, 12:08 PM CDT | Areal Flood Advisory | LOT | Cook, DuPage, Will | 70 min |
| Jul 19, 2:43 PM CDT | Areal Flood Advisory | LOT | Lake, Porter | 3 hr |
Nearby
Beach Hazards Statements in Illinois, 2025Beach Hazards Statements in Indiana, 2025Every beach hazards statement in 2025
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.