Alert archive / Illinois / Beach Hazards Statements in 2023

Beach Hazards Statement 6, NWS Chicago, IL

July 2, 2023Cook County, Lake County, Illinois

NWS Chicago, IL issued this beach hazards statement at Jul 2, 2023, 3:06 PM CDT for Cook County, Lake County, Illinois. It was in force for 6 hr.

The area

The counties it named.

The facts

Issued: Jul 2, 2023, 3:06 PM CDT (20:06 UTC)
Expired: Jul 2, 2023, 9:00 PM CDT
In force: 6 hr
Issued by: NWS Chicago, IL

Counties Cook County, IL, Lake County, IL

The radar

The Chicago radar (KLOT), 64 km from the middle of the area, began a volume at 20:08 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, 8.1 hours before the alert went out and 230 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.

Skew-T log-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.

Mixed-layer CAPE: 275 J/kg
Mixed-layer CIN: -67 J/kg
Mixed-layer LCL: 643 m above ground
0-6 km bulk shear: 20 kt
0-1 km storm-relative helicity: 3 m²/s²
0-3 km storm-relative helicity: 40 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

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 2, 3:00 PM CDT, 6 minutes earlier.

Area forecast discussion, Jul 2, 3:00 PM CDT, 6 minutes before

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Hazardous weather outlook, Jul 2, 11:53 AM CDT, 3 hours 13 minutes before

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In the hours before

Local storm report, Jul 2, 11:47 AM CDT, 3 hours 19 minutes before

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Local storm report, Jul 2, 11:51 AM CDT, 3 hours 15 minutes before

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Local storm report, Jul 2, 12:21 PM CDT, 2 hours 45 minutes before

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Local storm report, Jul 2, 12:31 PM CDT, 2 hours 35 minutes before

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Local storm report, Jul 2, 1:01 PM CDT, 2 hours 5 minutes before

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Local storm report, Jul 2, 1:13 PM CDT, 1 hour 53 minutes before

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The office that day

Everything else NWS Chicago, IL issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jul 1, 8:01 PM CDT	Special Weather Statement	LOT	Grundy	29 min
Jul 2, 6:55 AM CDT	Areal Flood Advisory	LOT	Cook, DeKalb, DuPage, Kane	4 hr
Jul 2, 9:16 AM CDT	Flash Flood Warning	LOT	Cook, DuPage, Will	4 hr
Jul 2, 10:15 AM CDT	Flash Flood Warning Considerable damage threat	LOT	Cook	4 hr
Jul 2, 2:38 PM CDT	Areal Flood Advisory	LOT	Cook, DuPage, Lake	3 hr
Jul 2, 2:38 PM CDT	Flash Flood Warning	LOT	Cook	4 hr
Jul 2, 3:08 PM CDT	Small Craft Advisory	LOT		6 hr
Jul 2, 4:02 PM CDT	River Flood Warning	LOT	Cook	13 hr
Jul 2, 4:31 PM CDT	Areal Flood Advisory	LOT	Cook	119 min
Jul 2, 6:25 PM CDT	Areal Flood Warning	LOT	Cook	7 hr

Nearby

Beach Hazards Statements in Illinois, 2023 Every beach hazards statement in 2023

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.