Alert archive / Iowa / Flash Flood Warnings in 1993

Flash Flood Warning 13, NWS Quad Cities, IA

July 5, 1993Jones County, Iowa

NWS Quad Cities, IA issued this flash flood warning at Jul 5, 1993, 3:44 AM CDT for Jones County, Iowa. It was in force for 3 hr.

The area

The counties it named.

The facts

Issued
Jul 5, 1993, 3:44 AM CDT (08:44 UTC)
Expired
Jul 5, 1993, 6:45 AM CDT
In force
3 hr
Issued by
NWS Quad Cities, IA
Area
Whole counties

County Jones County, IA

The nearest sounding before it

Green Bay/Straub, WI (KGRB), launched 00:00Z, 8.7 hours before the alert went out and 359 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, Green Bay/Straub, WI at 00:00Z on 1993-07-05Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 5 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, Green Bay/Straub, WI at 00:00Z on 1993-07-05The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 105 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
5 J/kg
Mixed-layer CIN
-213 J/kg
Mixed-layer LCL
807 m above ground
0-6 km bulk shear
16 kt
0-1 km storm-relative helicity
105 m²/s²
0-3 km storm-relative helicity
125 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 050846
FFWDBQ
IAC105-051145-
 
BULLETIN - EBS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE DUBUQUE IA
ISSUED BY WATERLOO IA
344 AM CDT MON JUL 5 1993
 
THE NATIONAL WEATHER SERVICE HAS ISSUED A
FLASH FLOOD WARNING EFFECTIVE UNTIL  645 AM CDT
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN EAST CENTRAL IOWA
 
   ...JONES COUNTY
 
HEAVY RAINFALL HAS FALLEN ON ALREADY SATURATED GROUND
RESULTING IN SOME RAPID RISES IN STREAMS AND CREEKS.
REPORTS OF FLOODING OF SMALL STREAMS AND CREEKS ALONG
WITH WATER OVER ROADS HAVE BEEN REPORTED IN THE
LANGWORTHY AND MONTICELLO AREAS.
 
RAIN...HEAVY AT TIMES WILL CONTINUE TO MOVE ACROSS
JONES COUNTY TILL 530 AM THIS MORNING.
 
DO NOT ATTEMPT TO DRIVE THROUGH RISING FLOOD WATERS.  IF YOU ARE
CAUGHT IN YOUR VEHICLE IN RISING FLOOD WATERS...ABANDON IT
IMMEDIATELY AND MOVE TO HIGHER GROUND.
 
 
MG

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 5, 6:11 AM CDTFlash Flood WarningDVNJones4 hr
Jul 5, 7:21 AM CDTFlash Flood WarningDVNDubuque4 hr
Jul 5, 8:13 AM CDTFlash Flood WarningDVNJackson4 hr
Jul 5, 9:36 AM CDTFlash Flood WarningDVNJones4 hr
Jul 5, 10:50 AM CDTFlash Flood WarningDVNDubuque7 hr
Jul 5, 11:40 AM CDTFlash Flood WarningDVNJones6 hr
Jul 5, 12:06 PM CDTFlash Flood WarningDVNDelaware69 min
Jul 5, 4:31 PM CDTSevere Thunderstorm WarningDVNJones29 min
Jul 5, 5:35 PM CDTFlash Flood WarningDVNDelaware5 hr
Jul 5, 5:35 PM CDTFlash Flood WarningDVNJackson5 hr
Jul 5, 5:35 PM CDTFlash Flood WarningDVNDubuque, Jones6 hr

Nearby

Flash Flood Warnings in Iowa, 1993Every flash flood warning in 1993

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.