Alert archive / Iowa / Tornado Warnings in 1995

Tornado Warning 3, NWS Quad Cities, IA

May 9, 1995Louisa County, Iowa

NWS Quad Cities, IA issued this tornado warning at May 9, 1995, 3:51 PM CDT for Louisa County, Iowa. It was in force for 54 min.

The area

The counties it named.

The facts

Issued
May 9, 1995, 3:51 PM CDT (20:51 UTC)
Expired
May 9, 1995, 4:45 PM CDT
In force
54 min
Issued by
NWS Quad Cities, IA
Area
Whole counties

County Louisa County, IA

The nearest sounding before it

Davenport, (KDVN), launched 12:00Z, 8.9 hours before the alert went out and 77 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 1995-05-09Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 142 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 1995-05-09The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 19 square meters per square second.1939587897Sfc1 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
142 J/kg
Mixed-layer CIN
-25 J/kg
Mixed-layer LCL
719 m above ground
0-6 km bulk shear
40 kt
0-1 km storm-relative helicity
19 m²/s²
0-3 km storm-relative helicity
43 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.4

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KMLI 092052
TORMLI
IAC031-139-115-092145-
 
BULLETIN - EBS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
351 PM CDT TUE MAY 9 1995
 
THE NATIONAL WEATHER SERVICE IN QUAD CITIES IA HAS ISSUED A
TORNADO WARNING EFFECTIVE UNTIL  445 PM CDT
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN EAST CENTRAL IOWA
 
   ...CEDAR COUNTY...MUSCATINE COUNTY
 
IN SOUTHEAST IOWA
 
   ...NORTHERN LOUISA COUNTY
 
AT 343 PM CDT...SHERIFFS OFFICIALS IN MUSCATINE INDICATED A TORNADO
TOUCHED DOWN TWICE JUST WEST OF MUSCATINE. THIS TORNADO IS MOVING NORTH
AT 35 MILES AN HOUR. TOWNS IN THE PATH OF THIS STORM ARE
MUSCATINE...SWEETLAND CENTER AND WILTON BY 410 PM. THEN...BY 425 PM IT
WILL ENTER LIME CITY AND ROCHESTER.
 
A TORNADO IS ON THE GROUND!  TAKE SHELTER NOW!
 
HELGESON
 
&

The office that day

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

IssuedProductOfficeCountiesLasted
May 9, 3:18 PM CDTTornado WarningDVNLouisa, Muscatine42 min
May 9, 3:30 PM CDTSevere Thunderstorm WarningDVNJohnson30 min
May 9, 3:51 PM CDTTornado WarningDVNCedar, Muscatine54 min
May 9, 3:57 PM CDTSevere Thunderstorm WarningDVNBenton, Linn48 min
May 9, 4:07 PM CDTSevere Thunderstorm WarningDVNDes Moines53 min
May 9, 4:24 PM CDTSevere Thunderstorm WarningDVNScott66 min
May 9, 4:33 PM CDTTornado WarningDVNScott42 min
May 9, 4:40 PM CDTSevere Thunderstorm WarningDVNJones50 min
May 9, 4:47 PM CDTSevere Thunderstorm WarningDVNCedar, Clinton58 min
May 9, 5:00 PM CDTTornado WarningDVNMuscatine15 min
May 9, 5:09 PM CDTTornado WarningDVNClinton, Scott51 min
May 9, 5:14 PM CDTTornado WarningDVNJones, Linn46 min
May 9, 5:58 PM CDTTornado WarningDVNClinton47 min
May 9, 6:00 PM CDTSevere Thunderstorm WarningDVNDelaware, Dubuque60 min

Nearby

Tornado Warnings in Iowa, 1995Every tornado warning in 1995Tornadoes 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.