Severe Thunderstorm Warning 59, NWS Quad Cities, IA

Issued

Jun 14, 2001, 11:03 AM CDT (16:03 UTC)

Expired

Jun 14, 2001, 12:00 PM CDT

In force

57 min

Issued by

NWS Quad Cities, IA

Area

Whole counties; the outline is the Mesonet’s reconstruction

County Keokuk County, IA

The Des Moines radar (KDMX), 131 km from the middle of the area, began a volume at 16:06 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

748 
WUUS53 KDVN 141603
SVRMLI
IAC107-141700-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
1103 AM CDT THU JUN 14 2001

THE NATIONAL WEATHER SERVICE IN THE QUAD CITIES HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  KEOKUK COUNTY IN SOUTHEAST IOWA

* UNTIL NOON CDT

* AT 1056 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM WITH LARGE HAIL 8 MILES SOUTHWEST OF DELTA...OR
  13 MILES SOUTHWEST OF SIGOURNEY...MOVING EAST AT 35 MPH.

* THE SEVERE THUNDERSTORM IS EXPECTED TO BE NEAR...
   DELTA BY 1105 AM CDT.
   HAYESVILLE BY 1110 AM CDT.
   SIG-NOR FIELD AIRPORT BY 1115 AM CDT.
   LANCASTER BY 1120 AM CDT.

SEVERE THUNDERSTORMS CAN PRODUCE TORNADOES WITH LITTLE OR NO ADVANCE
WARNING. PREPARE TO MOVE TO A PLACE OF SAFETY IN A STURDY STRUCTURE
SUCH AS A BASEMENT OR SMALL INTERIOR ROOM IF A TORNADO IS SPOTTED.

THIS SEVERE THUNDERSTORM IS CAPABLE OF PRODUCING HAIL UP TO 1 INCH IN
DIAMETER AND WINDS IN EXCESS OF 55 MPH. TAKE COVER IN A STURDY
STRUCTURE UNTIL THE STORM PASSES.

LAT...LON 4149 9240 4117 9241 4117 9198 4150 9195

JAZ

NWS Quad Cities, IA wrote its last area forecast discussion before this severe thunderstorm warning went out at Jun 14, 10:05 AM CDT, 58 minutes earlier.

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
1005 AM CDT THU JUN 14 2001

CONVECTION FROM OVERNIGHT IS SLOW TO DIE.  WHILE THE OVERALL TREND
FOR THE MCS IS TO WEAKEN...SEVERAL CONVECTIVE CELLS ARE ACTUALLY
STRENGTHENING.  BOTTOM LINE IS WILL UPDATE ZONES TO REFLECT STORMS
CONTINUING AND MOVING ACROSS THE CWA THE REST OF THE DAY.  THUS WILL
ALSO CUT MAX TEMPS A BIT.

SURFACE-BASED CAPES OF 1000-2000 SUGGEST SOME POTENTIAL FOR SEVERE.
PER SPC REQUEST...WILL BE RELEASING AN 18Z SOUNDING WHICH SHOULD
HELP PIN DOWN THE THREAT MORE.  LOOKS LIKE A HAIL THREAT EARLY ON
WITH A POTENTIAL FOR WIND DAMAGE LATER THIS AFTERNOON IF STORMS
BECOME SURFACE BASED A5ND INSTABILITY INCREASES.

.DVN...
IA...NONE.
IL...NONE.
MO...NONE.

WOLF

In the hours before

IAZ040>042-051>054-063>068-076>078-087>089-098-099-ILZ001-002-007-
009-015>018-024>026-034-035-MOZ009-010-142132-

SIGNIFICANT WEATHER OUTLOOK...UPDATED
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
625 AM CDT THU JUN 14 2001

...THUNDERSTORMS...MAINLY LATE THIS AFTERNOON AND TONIGHT...

A FEW SHOWERS AND THUNDERSTORMS WILL MOVE FROM NORTH CENTRAL IOWA
INTO AREAS...MAINLY NORTHWEST OF A CEDAR RAPIDS TO MANCHESTER LINE
THROUGH MID MORNING BEFORE DISSIPATING. SCATTERED
THUNDERSTORMS...POSSIBLY SEVERE...WILL REDEVELOP ACROSS CENTRAL IOWA
THIS AFTERNOON...AHEAD OF AN ADVANCING COLD FRONT...MOVING INTO
EASTERN IOWA LATE THIS AFTERNOON AND INTO WESTERN ILLINOIS THIS
EVENING. A FEW OF THESE STORMS COULD BE SEVERE...PRODUCING DAMAGING
WINDS...LARGE HAIL AND HEAVY RAIN. ALSO...A BRIEF TORNADO WILL BE
POSSIBLE WITH ANY BOUNDARY INTERACTION. THE STORM PREDICTION CENTER
HAS PLACED THE ENTIRE REGION IN A SLIGHT RISK FOR SEVERE WEATHER
THROUGH TONIGHT.

SPOTTERS AND EMERGENCY MANAGERS SHOULD BE PREPARED...AS ACTIVATION
MAY BE REQUESTED LATE THIS AFTERNOON AND EVENING.

REA/MCCLURE

Severe Thunderstorm Warnings in Iowa, 2001Every severe thunderstorm warning in 2001

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; radar from the NEXRAD Level II archive.