Alert archive / Illinois / Wind Advisories in 2022

Wind Advisory 4, NWS Chicago, IL

February 19, 202211 counties in Illinois; Lake County, Indiana

NWS Chicago, IL issued this wind advisory at Feb 19, 2022, 2:08 PM CST for 11 counties in Illinois; Lake County, Indiana. It took effect at Feb 20, 2022, 9:00 AM CST. It was in force for 6 hr.

The area

The counties it named.

The facts

Issued: Feb 19, 2022, 2:08 PM CST (20:08 UTC)
In effect from: Feb 20, 2022, 9:00 AM CST
Expired: Feb 20, 2022, 3:00 PM CST
In force: 6 hr
Issued by: NWS Chicago, IL

Counties Boone County, IL, Cook County, IL, DeKalb County, IL, DuPage County, IL, Kane County, IL, Kendall County, IL, Lake County, IL, McHenry County, IL, Ogle County, IL, Will County, IL, Winnebago County, IL, Lake County, IN

The radar

The Chicago radar (KLOT), 45 km from the middle of the area, began a volume at 20:06 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

Green Bay/Straub, WI (KGRB), launched 12:00Z, 8.1 hours before the alert went out and 282 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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 1000 m above ground
0-6 km bulk shear: 66 kt
0-1 km storm-relative helicity: 160 m²/s²
0-3 km storm-relative helicity: 325 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 wind advisory 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 wind advisory went out at Feb 19, 2:08 PM CST, 0 minutes earlier.

Area forecast discussion, Feb 19, 2:08 PM CST, 0 minutes before

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Hazardous weather outlook, Feb 19, 4:28 AM CST, 9 hours 40 minutes before

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In the hours before

Local storm report, Feb 19, 12:30 PM CST, 1 hour 38 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
Feb 18, 7:46 PM CST	Snow Squall Warning	LOT	Boone, Ogle, Winnebago	59 min
Feb 18, 8:42 PM CST	Snow Squall Warning	LOT	Boone, DeKalb, Kane, Lake, Lee, McHenry and 2 more	63 min
Feb 18, 9:30 PM CST	Snow Squall Warning	LOT	Cook, DeKalb, DuPage, Kane, Kendall, Lake and 4 more	60 min
Feb 18, 10:05 PM CST	Snow Squall Warning	LOT	DeKalb, Grundy, Kane, Kendall, LaSalle	55 min
Feb 19, 3:47 AM CST	Gale Warning	LOT		38 hr
Feb 19, 3:47 AM CST	Small Craft Advisory	LOT		20 hr

Nearby

Wind Advisories in Illinois, 2022 Wind Advisories in Indiana, 2022 Every wind advisory 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.