Alert archive / Illinois / Beach Hazards Statements in 2022

Beach Hazards Statement 19, NWS Chicago, IL

September 20, 2022Cook County, Lake County, Illinois

NWS Chicago, IL issued this beach hazards statement at Sep 20, 2022, 12:22 PM CDT for Cook County, Lake County, Illinois. It was in force for 7 hr.

The area

The counties it named.

The facts

Issued: Sep 20, 2022, 12:22 PM CDT (17:22 UTC)
Expired: Sep 20, 2022, 7:00 PM CDT
In force: 7 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 17:24 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

Davenport, (KDVN), launched 12:00Z, 5.4 hours before the alert went out and 234 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: 867 J/kg
Mixed-layer CIN: -331 J/kg
Mixed-layer LCL: 1524 m above ground
0-6 km bulk shear: 25 kt
0-1 km storm-relative helicity: 167 m²/s²
0-3 km storm-relative helicity: 166 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 Sep 20, 10:13 AM CDT, 2 hours 9 minutes earlier.

Area forecast discussion, Sep 20, 10:13 AM CDT, 2 hours 9 minutes before

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Hazardous weather outlook, Sep 20, 4:26 AM CDT, 7 hours 56 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
Sep 20, 4:02 AM CDT	Small Craft Advisory	LOT		24 hr
Sep 20, 3:27 PM CDT	Special Weather Statement	LOT	Winnebago	48 min
Sep 20, 3:45 PM CDT	Severe Thunderstorm Warning	LOT	Boone, Winnebago	60 min
Sep 20, 4:29 PM CDT	Severe Thunderstorm Warning	LOT	DeKalb, Kane, McHenry	76 min
Sep 20, 4:37 PM CDT	Severe Thunderstorm Warning	LOT	Boone, DeKalb, Ogle, Winnebago	23 min
Sep 20, 5:22 PM CDT	Special Weather Statement	LOT	Kane	38 min
Sep 20, 5:31 PM CDT	Severe Thunderstorm Warning	LOT	Cook, DuPage, Lake	59 min
Sep 20, 5:34 PM CDT	Severe Thunderstorm Warning	LOT	DuPage, Kane	56 min
Sep 20, 5:57 PM CDT	Special Marine Warning	LOT		2 hr
Sep 20, 6:14 PM CDT	Severe Thunderstorm Warning	LOT	Cook, DuPage, Will	51 min
Sep 20, 6:16 PM CDT	Special Weather Statement	LOT	Cook	44 min

Nearby

Beach Hazards Statements in Illinois, 2022 Every beach hazards statement in 2022

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.