Alert archive / Iowa / Wind Advisories in 2025

Wind Advisory 11, NWS Quad Cities, IA

December 18, 202521 counties in Iowa; 13 counties in Illinois; Clark County, Scotland County, Missouri

NWS Quad Cities, IA issued this wind advisory at Dec 18, 2025, 2:19 AM CST for 21 counties in Iowa; 13 counties in Illinois; Clark County, Scotland County, Missouri. It took effect at Dec 18, 2025, 12:00 PM CST. It was in force for 12 hr.

The area

The counties it named.

The facts

Issued
Dec 18, 2025, 2:19 AM CST (08:19 UTC)
In effect from
Dec 18, 2025, 12:00 PM CST
Expired
Dec 19, 2025, 12:00 AM CST
In force
12 hr
Issued by
NWS Quad Cities, IA
All 36 counties

Benton County, IA, Buchanan County, IA, Cedar County, IA, Clinton County, IA, Delaware County, IA, Des Moines County, IA, Dubuque County, IA, Henry County, IA, Iowa County, IA, Jackson County, IA, Jefferson County, IA, Johnson County, IA, Jones County, IA, Keokuk County, IA, Lee County, IA, Linn County, IA, Louisa County, IA, Muscatine County, IA, Scott County, IA, Van Buren County, IA, Washington County, IA, Bureau County, IL, Carroll County, IL, Hancock County, IL, Henderson County, IL, Henry County, IL, Jo Daviess County, IL, McDonough County, IL, Mercer County, IL, Putnam County, IL, Rock Island County, IL, Stephenson County, IL, Warren County, IL, Whiteside County, IL, Clark County, MO, Scotland County, MO

The radar

The Quad Cities radar (KDVN), 41 km from the middle of the area, began a volume at 08:20 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 00:00Z, 8.3 hours before the alert went out and 251 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, Lincoln, IL at 00:00Z on 2025-12-18Temperature 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, Lincoln, IL at 00:00Z on 2025-12-18The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 113 square meters per square second.19395878Sfc1 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
2360 m above ground
0-6 km bulk shear
41 kt
0-1 km storm-relative helicity
113 m²/s²
0-3 km storm-relative helicity
191 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The office that day

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

IssuedProductOfficeCountiesLasted
Dec 18, 6:08 AM CSTSpecial Weather StatementDVNBenton, Iowa, Jefferson, Keokuk, Van Buren, Washington37 min
Dec 18, 6:40 AM CSTSpecial Weather StatementDVNBenton, Iowa, Jefferson, Keokuk, Van Buren, Washington65 min
Dec 18, 6:41 AM CSTSpecial Weather StatementDVNBenton, Iowa, Jefferson, Keokuk, Van Buren, Washington64 min
Dec 18, 7:38 AM CSTSpecial Weather StatementDVNHenry, Jefferson, Johnson, Jones, Keokuk, Linn and 2 more52 min
Dec 18, 8:27 AM CSTSpecial Weather StatementDVNCedar, Des Moines, Henry, Jackson, Jones, Lee and 2 more48 min
Dec 18, 9:41 AM CSTSpecial Weather StatementDVNClinton, Scott49 min
Dec 18, 4:06 PM CSTWinter Storm WarningDVNBenton, Buchanan, Cedar, Clinton, Delaware, Dubuque and 7 more6 hr
Dec 18, 10:27 AM CSTSpecial Weather StatementDVNBureau, Henry63 min
Dec 18, 11:13 AM CSTSpecial Weather StatementDVNPutnam47 min

Nearby

Wind Advisories in Iowa, 2025Wind Advisories in Illinois, 2025Wind Advisories in Missouri, 2025Every wind advisory in 2025

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.