Alert archive / Iowa / Severe Thunderstorm Warnings in 1995

Severe Thunderstorm Warning 52, NWS Des Moines, IA

June 24, 1995Allamakee County, Iowa

NWS Des Moines, IA issued this severe thunderstorm warning at Jun 24, 1995, 3:43 PM CDT for Allamakee County, Iowa. It was in force for 32 min.

The area

The counties it named.

The facts

Issued
Jun 24, 1995, 3:43 PM CDT (20:43 UTC)
Expired
Jun 24, 1995, 4:15 PM CDT
In force
32 min
Issued by
NWS Des Moines, IA
Area
Whole counties

County Allamakee County, IA

The nearest sounding before it

Davenport, (KDVN), launched 12:00Z, 8.7 hours before the alert went out and 199 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, Davenport, at 12:00Z on 1995-06-24Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 881 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, Davenport, at 12:00Z on 1995-06-24The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 0 square meters per square second.1939Sfc1 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
881 J/kg
Mixed-layer CIN
-90 J/kg
Mixed-layer LCL
1189 m above ground
0-6 km bulk shear
4 kt
0-1 km storm-relative helicity
0 m²/s²
0-3 km storm-relative helicity
15 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KALO 242044 RRA
SVRALO
IAC005-242130-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE WATERLOO IA
343 PM CDT SAT JUN 24 1995
 
THE NATIONAL WEATHER SERVICE IN WATERLOO HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  430 PM CDT
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN NORTHEAST IOWA
 
   ...EASTERN ALLAMAKEE COUNTY
 
AT 343 PM CDT...NATIONAL WEATHER SERVICE RADAR IN WATERLOO INDICATED A
SEVERE THUNDERSTORM 5 MILES EAST OF WATERVILLE OR 30 MILES EAST OF
DECORAH. THIS STORM WAS MOVING NORTHEAST AT 10 MPH AND WILL AFFECT THE
COMMUNITIES OF HARPERS FERRY AND LANSING.
 
 
IF YOU ARE CAUGHT OUTSIDE...SEEK SHELTER IN A REINFORCED BUILDING.
STAY INSIDE AWAY FROM WINDOWS UNTIL THE STORM HAS PASSED.
DAMAGING WIND...LARGE HAIL...VERY HEAVY RAIN...AND DEADLY
LIGHTNING ARE ALL POSSIBLE IN SEVERE THUNDERSTORMS.
 
 
 
COGIL

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.