Alert archive / Iowa / Tornado Warnings in 2007

Tornado Warning 11, NWS Quad Cities, IA

June 1, 2007Jackson County, Iowa

NWS Quad Cities, IA issued this tornado warning at Jun 1, 2007, 1:58 PM CDT for Jackson County, Iowa. It was in force for 47 min. 1 report came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued
Jun 1, 2007, 1:58 PM CDT (18:58 UTC)
Expired
Jun 1, 2007, 2:45 PM CDT
In force
47 min
Issued by
NWS Quad Cities, IA
Area
Counties, with a storm outline in the text

County Jackson County, IA

The radar

The Quad Cities radar (KDVN), 59 km from the middle of the area, began a volume at 18:58 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.

What was reported inside it

TimeReportWhereRemark
Jun 1, 2:28 PM CDTTORNADO1 S Bellevue, IATORNADO TOUCHED DOWN 3 1/2 MILES SOUTH OF BELLEVUE. MOVED NORTH TO COUNTY ROAD Z15 AND CURVED NORTHEAST. CROSSED MISSISSIPPI RIVER AND LIFTED 1/2 MILE SOUTH OF LOCK AND DAM 12 IN JACKSON COUNTY IL. CONFIRMED EF2. DELAYED REPORT.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Jun 1, 12:35 PM CDTTornado WatchSPC6 hr

The nearest sounding before it

Davenport, (KDVN), launched 12:00Z, 7.0 hours before the alert went out and 58 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 2007-06-01Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 259 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Davenport, at 12:00Z on 2007-06-01The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 47 square meters per square second.193958Sfc1 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
259 J/kg
Mixed-layer CIN
-43 J/kg
Mixed-layer LCL
871 m above ground
0-6 km bulk shear
33 kt
0-1 km storm-relative helicity
47 m²/s²
0-3 km storm-relative helicity
77 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 
WFUS53 KDVN 011859
TORDVN
IAC097-011945-
/O.NEW.KDVN.TO.W.0011.070601T1858Z-070601T1945Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
158 PM CDT FRI JUN 1 2007

THE NATIONAL WEATHER SERVICE IN THE QUAD CITIES HAS ISSUED A

* TORNADO WARNING FOR...
  JACKSON COUNTY IN EAST CENTRAL IOWA...

* UNTIL 245 PM CDT.

* AT 154 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  TORNADO NEAR MAQUOKETA...MOVING NORTHEAST AT 35 MPH.

* THE TORNADO WILL BE NEAR...
  ANDREW AROUND 205 PM CDT...
  SPRINGBROOK AROUND 210 PM CDT...
  ST. DONATUS AROUND 225 PM CDT...

THE SAFEST PLACE TO BE IN A TORNADO IS IN A BASEMENT OR INTERIOR ROOM
OR HALLWAY ON THE LOWEST FLOOR OF A BUILDING.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 700 PM CDT FRIDAY EVENING FOR
EASTERN IOWA.

LAT...LON 4206 9079 4205 9048 4217 9033 4236 9056

$$

12/50
4 follow-up statements
000 
WWUS53 KDVN 011909
SVSDVN

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
208 PM CDT FRI JUN 1 2007

IAC097-011945-
/O.CON.KDVN.TO.W.0011.000000T0000Z-070601T1945Z/
JACKSON IA-
208 PM CDT FRI JUN 1 2007

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 245 PM CDT FOR JACKSON
COUNTY...

AT 207 PM CDT...LAW ENFORCEMENT REPORTED TWO TORNADOES.  THESE 
TORNADOES WERE LOCATED APPROXIMATELY NEAR ANDREW...OR ABOUT 8 MILES 
NORTHEAST OF MAQUOKETA...AND MOVING NORTHEAST AT 35 MPH.

THESE TORNADOES WILL BE NEAR...
  SPRINGBROOK AND COTTONVILLE AROUND 215 PM CDT...
  BELLEVUE AROUND 225 PM CDT...
  7 MILES SOUTHEAST OF ST. DONATUS AROUND 230 PM CDT...

THE SAFEST PLACE TO BE IN A TORNADO IS IN A BASEMENT OR INTERIOR ROOM
OR HALLWAY ON THE LOWEST FLOOR OF A BUILDING.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 700 PM CDT FRIDAY EVENING FOR
EASTERN IOWA.

LAT...LON 4206 9079 4205 9048 4217 9033 4236 9056

$$

12/50
000 
WWUS53 KDVN 011925
SVSDVN

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
225 PM CDT FRI JUN 1 2007

IAC097-011945-
/O.CON.KDVN.TO.W.0011.000000T0000Z-070601T1945Z/
JACKSON IA-
225 PM CDT FRI JUN 1 2007

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 245 PM CDT FOR JACKSON
COUNTY...

AT 224 PM CDT...THE PUBLIC REPORTED A TORNADO.  THIS TORNADO WAS
LOCATED APPROXIMATELY NEAR SPRINGBROOK...OR ABOUT 12 MILES NORTHEAST
OF MAQUOKETA...MOVING NORTHEAST AT 25 MPH.

OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO 
BELLEVUE AND ST. DONATUS.

THE SAFEST PLACE TO BE IN A TORNADO IS IN A BASEMENT OR INTERIOR ROOM
OR HALLWAY ON THE LOWEST FLOOR OF A BUILDING.

THIS STORM HAS ALREADY PRODUCED A TORNADO AND REMAINS A THREAT.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 700 PM CDT FRIDAY EVENING FOR
EASTERN IOWA.

LAT...LON 4206 9079 4205 9048 4217 9033 4236 9056

$$

12/50
000 
WWUS53 KDVN 011934
SVSDVN

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
234 PM CDT FRI JUN 1 2007

IAC097-011945-
/O.CON.KDVN.TO.W.0011.000000T0000Z-070601T1945Z/
JACKSON IA-
234 PM CDT FRI JUN 1 2007

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 245 PM CDT FOR JACKSON
COUNTY...

AT 232 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A TORNADO.  THIS TORNADO WAS LOCATED APPROXIMATELY NEAR
BELLEVUE...OR ABOUT 14 MILES SOUTH OF GALENA...MOVING NORTHEAST AT 25
MPH. IF YOU ARE IN OR NEAR THE TOWN OF BELLEVUE...SEEK SHELTER NOW

OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO ST. 
DONATUS.

THE SAFEST PLACE TO BE IN A TORNADO IS IN A BASEMENT OR INTERIOR ROOM
OR HALLWAY ON THE LOWEST FLOOR OF A BUILDING.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 700 PM CDT FRIDAY EVENING FOR
EASTERN IOWA.

LAT...LON 4206 9079 4205 9048 4217 9033 4236 9056

$$

12/50
000 
WWUS53 KDVN 011951
SVSDVN

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
251 PM CDT FRI JUN 1 2007

IAC097-012001-
/O.EXP.KDVN.TO.W.0011.000000T0000Z-070601T1945Z/
JACKSON IA-
251 PM CDT FRI JUN 1 2007

...THE TORNADO WARNING FOR JACKSON COUNTY EXPIRES AT 245 PM CDT...

THE SEVERE THUNDERSTORM THAT WAS CAPABLE OF PRODUCING A TORNADO HAS
MOVED OUT OF THE WARNED AREA. THEREFORE THE TORNADO WARNING HAS BEEN
ALLOWED TO EXPIRE.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 700 PM CDT FRIDAY EVENING FOR
EASTERN IOWA.

LAT...LON 4206 9079 4205 9048 4217 9033 4236 9056

$$

12/50

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 1, 4:03 AM CDTDense Fog AdvisoryDVNClinton, Des Moines, Henry, Lee, Louisa, Muscatine and 1 more5 hr
Jun 1, 12:09 PM CDTTornado WarningDVNLouisa, Muscatine51 min
Jun 1, 12:47 PM CDTSevere Thunderstorm WarningDVNCedar, Scott43 min
Jun 1, 12:53 PM CDTTornado WarningDVNCedar, Scott52 min
Jun 1, 1:44 PM CDTSevere Thunderstorm WarningDVNScott47 min
Jun 1, 1:50 PM CDTSevere Thunderstorm WarningDVNClinton55 min
Jun 1, 2:34 PM CDTFlash Flood WatchDVNBenton, Henry, Iowa, Jefferson, Johnson, Keokuk and 4 more16 hr

Nearby

Tornado Warnings in Iowa, 2007Every tornado warning in 2007Tornadoes in 2007

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.