Alert archive / Iowa / Severe Thunderstorm Warnings in 1995

Severe Thunderstorm Warning 69, NWS Quad Cities, IA

July 22, 1995Buchanan County, Iowa

NWS Quad Cities, IA issued this severe thunderstorm warning at Jul 22, 1995, 6:25 PM CDT for Buchanan County, Iowa. It was in force for 5 min.

The area

The counties it named.

The facts

Issued
Jul 22, 1995, 6:25 PM CDT (23:25 UTC)
Expired
Jul 22, 1995, 6:30 PM CDT
In force
5 min
Issued by
NWS Quad Cities, IA
Area
Whole counties

County Buchanan County, IA

The nearest sounding before it

Davenport, (KDVN), launched 12:00Z, 11.4 hours before the alert went out and 145 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 1995-07-22Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 995 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 1995-07-22The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 78 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
995 J/kg
Mixed-layer CIN
-56 J/kg
Mixed-layer LCL
877 m above ground
0-6 km bulk shear
27 kt
0-1 km storm-relative helicity
78 m²/s²
0-3 km storm-relative helicity
74 m²/s²
Significant tornado parameter
0.2
Supercell composite
1.8

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KMLI 222325
SVRMLI
IAC019-222330-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
625 PM CDT SAT JUL 22 1995
 
THE NATIONAL WEATHER SERVICE IN QUAD CITIES IA HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  630 PM CDT
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN NORTHEAST IOWA
 
   ...NORTH CENTRAL BUCHANAN COUNTY
 
AT 623 PM CDT...DOPPLER RADAR INDICATED A LINE OF SEVERE THUNDERSTORMS
FROM 5 MILES NORTH OF FAIRBANKS...TO 15 MILES SOUTHWEST OF FAIRBANKS.
THE STORMS WERE MOVING TO THE SOUTHEAST AT 30 MPH AND WILL REACH THE
CITIES OF FAIRBANKS BY 630 PM CDT AND BRYANTSBURG BY 640 PM. THESE
STORMS WILL PRODUCE WIND GUST IN EXCESS OF 60 MPH AND SOME LARGE HAIL.
 
IF YOU LIVE IN FAIRBANKS OR BRYANTSBURG TAKE SAFE SHELTER AWAY FROM
WINDOWS NOW!!!
 
 
BERG

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.