Alert archive / Iowa / Severe Thunderstorm Warnings in 1995

Severe Thunderstorm Warning 1, NWS Quad Cities, IA

April 7, 1995Lee County, Iowa

NWS Quad Cities, IA issued this severe thunderstorm warning at Apr 7, 1995, 8:11 PM CDT for Lee County, Iowa. It was in force for 49 min.

The area

The counties it named.

The facts

Issued
Apr 7, 1995, 8:11 PM CDT (01:11 UTC)
Expired
Apr 7, 1995, 9:00 PM CDT
In force
49 min
Issued by
NWS Quad Cities, IA
Area
Whole counties

County Lee County, IA

The nearest sounding before it

Lincoln, IL (KILX), launched 00:00Z, 1.2 hours before the alert went out and 250 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 1995-04-08Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 148 joules per kilogram.LCLLFCEL10008507005003002001001 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 1995-04-08The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 62 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
148 J/kg
Mixed-layer CIN
-92 J/kg
Mixed-layer LCL
1841 m above ground
0-6 km bulk shear
45 kt
0-1 km storm-relative helicity
62 m²/s²
0-3 km storm-relative helicity
353 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.4

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
WUUS1 KMLI 080112 RRA
SVRMLI
IAC111-080200-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
811 PM CDT FRI APR 7 1995
 
THE NATIONAL WEATHER SERVICE IN QUAD CITIES IA HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  900 PM CDT
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN SOUTHEAST IOWA
 
   ...SOUTHERN LEE COUNTY
 
AT 810 PM WEATHER SERVICE RADAR INDICATED A SEVERE THUNDERSTORM IN
SOUTHWESTERN LEE COUNTY NEAR ARGYLE AND VINCENNES...MOVING EAST AT 35
MPH. SPOTTER REPORTS IN ARGYLE HAVE INDICATED HAIL AND HIGH WINDS WITH
THIS STORM. THE STORM WILL MOVE THROUGH THE SUMMITVILLE AROUND 815 PM
AND INTO THE KEOKUK AREA BY 825 PM.
 
THIS IS A DANGEROUS STORM!  STAY INDOORS AWAY FROM WINDOWS!
 
REA

Nearby

Severe Thunderstorm Warnings in Iowa, 1995Every severe thunderstorm warning in 1995

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.