Alert archive / Iowa / Special Weather Statements in 2024

Special Weather Statement, NWS Quad Cities, IA

October 24, 2024Lee County, Van Buren County, Iowa

NWS Quad Cities, IA issued this special weather statement at Oct 24, 2024, 3:11 PM CDT for Lee County, Van Buren County, Iowa. It was in force for 49 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
Oct 24, 2024, 3:11 PM CDT (20:11 UTC)
Expired
Oct 24, 2024, 4:00 PM CDT
In force
49 min
Issued by
NWS Quad Cities, IA
Hail
0.25 in
Wind
40

Counties Lee County, IA, Van Buren County, IA

The radar

The Quad Cities radar (KDVN), 161 km from the middle of the area, began a volume at 20:12 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

Topeka, KS (KTOP), launched 12:00Z, 8.2 hours before the alert went out and 360 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-pSkew-T log-p diagram, Topeka, KS at 12:00Z on 2024-10-24Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Topeka, KS at 12:00Z on 2024-10-24The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 395 square meters per square second.193958Sfc1 km3 km6 km9 kmRMLM
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
1550 m above ground
0-6 km bulk shear
34 kt
0-1 km storm-relative helicity
395 m²/s²
0-3 km storm-relative helicity
471 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.6

Open this sounding in Storm Lab

The text

As transmitted.

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The office that day

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

IssuedProductOfficeCountiesLasted
Oct 24, 3:48 PM CDTSpecial Weather StatementDVNIowa42 min
Oct 24, 4:08 PM CDTSpecial Weather StatementDVNDes Moines, Henry, Lee52 min
Oct 24, 4:50 PM CDTSpecial Weather StatementDVNLinn40 min
Oct 24, 6:31 PM CDTSpecial Weather StatementDVNHancock44 min

Nearby

Special Weather Statements in Iowa, 2024Every special weather statement in 2024

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.