Alert archive / Illinois / Special Weather Statements in 2022

Special Weather Statement, NWS Quad Cities, IA

September 3, 2022Henry County, Rock Island County, Illinois

NWS Quad Cities, IA issued this special weather statement at Sep 3, 2022, 5:21 PM CDT for Henry County, Rock Island County, Illinois. It was in force for 24 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued: Sep 3, 2022, 5:21 PM CDT (22:21 UTC)
Expired: Sep 3, 2022, 5:45 PM CDT
In force: 24 min
Issued by: NWS Quad Cities, IA
Hail: 0.00 in
Wind: 40

Counties Henry County, IL, Rock Island County, IL

The radar

The Quad Cities radar (KDVN), 38 km from the middle of the area, began a volume at 22:23 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, 10.4 hours before the alert went out and 197 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: 1557 m above ground
0-6 km bulk shear: 6 kt
0-1 km storm-relative helicity: -60 m²/s²
0-3 km storm-relative helicity: -49 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted.

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What forecasters said that day

The local office's own words before this special weather statement went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Quad Cities, IA wrote its last area forecast discussion before this special weather statement went out at Sep 3, 4:56 PM CDT, 25 minutes earlier.

Area forecast discussion, Sep 3, 4:56 PM CDT, 25 minutes before

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Hazardous weather outlook, Sep 3, 3:35 AM CDT, 13 hours 46 minutes before

Hazardous Weather Outlook
National Weather Service Quad Cities IA IL
335 AM CDT Sat Sep 3 2022

IAZ040>042-051>054-063>068-076>078-087>089-098-099-ILZ001-002-007-
009-015>018-024>026-034-035-MOZ009-010-040845-
Buchanan-Delaware-Dubuque-Benton-Linn-Jones-Jackson-Iowa-Johnson-
Cedar-Clinton-Muscatine-Scott-Keokuk-Washington-Louisa-Jefferson-
Henry IA-Des Moines-Van Buren-Lee-Jo Daviess-Stephenson-Carroll-
Whiteside-Rock Island-Henry IL-Bureau-Putnam-Mercer-Henderson-
Warren-Hancock-McDonough-Scotland-Clark-
335 AM CDT Sat Sep 3 2022

This Hazardous Weather Outlook is for portions of north central
Illinois...northwest Illinois...west central Illinois...east
central Iowa...northeast Iowa...southeast Iowa and northeast
Missouri.

.DAY ONE...TODAY AND TONIGHT

Isolated thunderstorms are possible this afternoon. The main
threat from any storm would be lightning.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY

No hazardous weather is expected at this time.

.SPOTTER INFORMATION STATEMENT...

Spotter activation will not be needed today or tonight.

In the hours before

Special weather statement, Sep 3, 3:19 PM CDT, 2 hours 2 minutes before

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Special weather statement, Sep 3, 4:16 PM CDT, 1 hour 5 minutes before

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Special weather statement, Sep 3, 4:32 PM CDT, 49 minutes before

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Special weather statement, Sep 3, 5:21 PM CDT, 0 minutes before

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The office that day

Everything else NWS Quad Cities, IA issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Sep 2, 7:23 PM CDT	Special Weather Statement	DVN	Henry	22 min
Sep 3, 3:19 PM CDT	Special Weather Statement	DVN	Clinton	26 min
Sep 3, 4:16 PM CDT	Special Weather Statement	DVN	Whiteside	29 min
Sep 3, 4:32 PM CDT	Special Weather Statement	DVN	Whiteside	28 min
Sep 3, 5:51 PM CDT	Special Weather Statement	DVN	Henry	39 min
Sep 3, 6:30 PM CDT	Special Weather Statement	DVN	Knox	30 min

Nearby

Special Weather Statements in Illinois, 2022 Every special weather 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.