Alert archive / Iowa / Tornado Warnings in 2016

Tornado Warning 9, NWS Quad Cities, IA

March 15, 2016Clinton County, Jackson County, Iowa; Carroll County, Illinois

NWS Quad Cities, IA issued this tornado warning at Mar 15, 2016, 8:00 PM CDT for Clinton County, Jackson County, Iowa; Carroll County, Illinois. It was in force for 19 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
Mar 15, 2016, 8:00 PM CDT (01:00 UTC)
Expired
Mar 15, 2016, 8:19 PM CDT
In force
19 min
Issued by
NWS Quad Cities, IA
Area
Storm-based polygon
Tornado
Radar indicated
Hail
0.75 in

Counties Clinton County, IA, Jackson County, IA, Carroll County, IL

The radar

The Quad Cities radar (KDVN), 55 km from the middle of the area, began a volume at 01:01 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.

The watch it was issued in

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

IssuedProductOfficeLasted
Mar 15, 3:31 PM CDTTornado WatchSPC7 hr

The nearest sounding before it

Davenport, (KDVN), launched 00:00Z, 1.0 hours before the alert went out and 50 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 00:00Z on 2016-03-16Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1252 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 00:00Z on 2016-03-16The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 330 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
1252 J/kg
Mixed-layer CIN
-33 J/kg
Mixed-layer LCL
801 m above ground
0-6 km bulk shear
72 kt
0-1 km storm-relative helicity
330 m²/s²
0-3 km storm-relative helicity
453 m²/s²
Significant tornado parameter
3.1
Supercell composite
12.3

Open this sounding in Storm Lab

The text

As transmitted.

501 
WFUS53 KDVN 160100
TORDVN
ILC015-IAC045-097-160130-
/O.NEW.KDVN.TO.W.0009.160316T0100Z-160316T0130Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
800 PM CDT TUE MAR 15 2016

THE NATIONAL WEATHER SERVICE IN THE QUAD CITIES HAS ISSUED A

* TORNADO WARNING FOR...
  WESTERN CARROLL COUNTY IN NORTHWESTERN ILLINOIS...
  NORTHEASTERN CLINTON COUNTY IN EAST CENTRAL IOWA...
  SOUTHEASTERN JACKSON COUNTY IN EAST CENTRAL IOWA...

* UNTIL 830 PM CDT
    
* AT 800 PM CDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A
  TORNADO WAS LOCATED OVER ANDOVER...OR 7 MILES NORTH OF CLINTON...
  MOVING NORTHEAST AT 35 MPH.

  HAZARD...TORNADO. 

  SOURCE...RADAR INDICATED ROTATION. 

  IMPACT...FLYING DEBRIS WILL BE DANGEROUS TO THOSE CAUGHT WITHOUT 
           SHELTER. MOBILE HOMES WILL BE DAMAGED OR DESTROYED. 
           DAMAGE TO ROOFS...WINDOWS...AND VEHICLES WILL OCCUR.  TREE 
           DAMAGE IS LIKELY. 

* THIS DANGEROUS STORM WILL BE NEAR...
  SAVANNA...SABULA AND ARGO FAY AROUND 820 PM CDT. 
  MOUNT CARROLL AROUND 830 PM CDT. 

OTHER LOCATIONS IMPACTED BY THIS TORNADIC THUNDERSTORM INCLUDE
BRYANT...CAMP MISS-ELK-TON...MISSISSIPPI PALISADES STATE PARK...CENTER
HILL...TEEDS GROVE...THOMSON...SOUTH SABULA LAKE PARK...WACKER...THOMSON
CAUSEWAY AND BULGERS HOLLOW.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! MOVE TO A BASEMENT OR AN INTERIOR ROOM ON THE LOWEST
FLOOR OF A STURDY BUILDING. AVOID WINDOWS. IF YOU ARE OUTDOORS...IN A
MOBILE HOME...OR IN A VEHICLE...MOVE TO THE CLOSEST SUBSTANTIAL
SHELTER AND PROTECT YOURSELF FROM FLYING DEBRIS.

&&

LAT...LON 4208 8991 4193 9011 4193 9015 4190 9015
      4189 9016 4185 9021 4194 9038 4219 9019
TIME...MOT...LOC 0100Z 220DEG 29KT 4194 9026 

TORNADO...RADAR INDICATED
HAIL...<.75IN

$$

ERVIN
4 follow-up statements
593 
WWUS53 KDVN 160101
SVSDVN

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
801 PM CDT TUE MAR 15 2016

ILC015-IAC045-097-160130-
/O.CON.KDVN.TO.W.0009.000000T0000Z-160316T0130Z/
CARROLL IL-CLINTON IA-JACKSON IA-
801 PM CDT TUE MAR 15 2016

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 830 PM CDT FOR WESTERN
CARROLL...NORTHEASTERN CLINTON AND SOUTHEASTERN JACKSON COUNTIES...
        
AT 801 PM CDT...A CONFIRMED TORNADO WAS LOCATED OVER ANDOVER...OR 7
MILES NORTH OF CLINTON...MOVING NORTHEAST AT 35 MPH.

HAZARD...DAMAGING TORNADO. 

SOURCE...RADAR CONFIRMED TORNADO. 

IMPACT...FLYING DEBRIS WILL BE DANGEROUS TO THOSE CAUGHT WITHOUT 
         SHELTER. MOBILE HOMES WILL BE DAMAGED OR DESTROYED. DAMAGE 
         TO ROOFS...WINDOWS...AND VEHICLES WILL OCCUR.  TREE DAMAGE IS 
         LIKELY. 

THIS TORNADO WILL BE NEAR...
  SAVANNA...SABULA AND ARGO FAY AROUND 820 PM CDT. 
  MOUNT CARROLL AROUND 830 PM CDT. 

OTHER LOCATIONS IMPACTED BY THIS TORNADIC THUNDERSTORM INCLUDE
BRYANT...CAMP MISS-ELK-TON...MISSISSIPPI PALISADES STATE PARK...CENTER
HILL...TEEDS GROVE...THOMSON...SOUTH SABULA LAKE PARK...WACKER...THOMSON
CAUSEWAY AND BULGERS HOLLOW.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TO REPEAT...A TORNADO IS ON THE GROUND. TAKE COVER NOW! MOVE TO A
BASEMENT OR AN INTERIOR ROOM ON THE LOWEST FLOOR OF A STURDY
BUILDING. AVOID WINDOWS. IF YOU ARE OUTDOORS...IN A MOBILE HOME...OR
IN A VEHICLE...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER AND PROTECT
YOURSELF FROM FLYING DEBRIS.

&&

LAT...LON 4208 8991 4193 9011 4193 9015 4190 9015
      4189 9016 4185 9021 4194 9038 4219 9019
TIME...MOT...LOC 0101Z 220DEG 29KT 4195 9025 

TORNADO...OBSERVED
HAIL...<.75IN

$$

ERVIN
718 
WWUS53 KDVN 160108
SVSDVN

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
808 PM CDT TUE MAR 15 2016

ILC015-IAC045-097-160130-
/O.CON.KDVN.TO.W.0009.000000T0000Z-160316T0130Z/
CARROLL IL-CLINTON IA-JACKSON IA-
808 PM CDT TUE MAR 15 2016

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 830 PM CDT FOR WESTERN
CARROLL...NORTHEASTERN CLINTON AND SOUTHEASTERN JACKSON COUNTIES...
    
AT 808 PM CDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO
WAS LOCATED OVER ANDOVER...OR 8 MILES NORTH OF CLINTON...MOVING
NORTHEAST AT 30 MPH.

HAZARD...TORNADO. 

SOURCE...RADAR INDICATED ROTATION. 

IMPACT...FLYING DEBRIS WILL BE DANGEROUS TO THOSE CAUGHT WITHOUT 
         SHELTER. MOBILE HOMES WILL BE DAMAGED OR DESTROYED. DAMAGE 
         TO ROOFS...WINDOWS...AND VEHICLES WILL OCCUR.  TREE DAMAGE IS 
         LIKELY. 

THIS DANGEROUS STORM WILL BE NEAR...
  SABULA AND ARGO FAY AROUND 825 PM CDT. 
  MOUNT CARROLL AND SAVANNA AROUND 830 PM CDT. 

OTHER LOCATIONS IMPACTED BY THIS TORNADIC THUNDERSTORM INCLUDE
BRYANT...CAMP MISS-ELK-TON...MISSISSIPPI PALISADES STATE PARK...CENTER
HILL...TEEDS GROVE...THOMSON...SOUTH SABULA LAKE PARK...WACKER...THOMSON
CAUSEWAY AND BULGERS HOLLOW.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! MOVE TO A BASEMENT OR AN INTERIOR ROOM ON THE LOWEST
FLOOR OF A STURDY BUILDING. AVOID WINDOWS. IF YOU ARE OUTDOORS...IN A
MOBILE HOME...OR IN A VEHICLE...MOVE TO THE CLOSEST SUBSTANTIAL
SHELTER AND PROTECT YOURSELF FROM FLYING DEBRIS.

HEAVY RAINFALL MAY HIDE THIS TORNADO. DO NOT WAIT TO SEE OR HEAR THE
TORNADO. TAKE COVER NOW.

&&

LAT...LON 4208 8991 4193 9011 4193 9015 4190 9018
      4189 9023 4194 9038 4219 9019
TIME...MOT...LOC 0108Z 219DEG 27KT 4197 9024 

TORNADO...RADAR INDICATED
HAIL...<.75IN

$$

ERVIN
220 
WWUS53 KDVN 160115
SVSDVN

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
815 PM CDT TUE MAR 15 2016

ILC015-IAC045-097-160130-
/O.CON.KDVN.TO.W.0009.000000T0000Z-160316T0130Z/
CARROLL IL-CLINTON IA-JACKSON IA-
815 PM CDT TUE MAR 15 2016

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 830 PM CDT FOR WESTERN
CARROLL...NORTHEASTERN CLINTON AND SOUTHEASTERN JACKSON COUNTIES...
    
AT 814 PM CDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO
WAS LOCATED NEAR ANDOVER...OR 11 MILES NORTH OF CLINTON...MOVING
NORTHEAST AT 30 MPH.

HAZARD...TORNADO. 

SOURCE...RADAR INDICATED ROTATION. 

IMPACT...FLYING DEBRIS WILL BE DANGEROUS TO THOSE CAUGHT WITHOUT 
         SHELTER. MOBILE HOMES WILL BE DAMAGED OR DESTROYED. DAMAGE 
         TO ROOFS...WINDOWS...AND VEHICLES WILL OCCUR.  TREE DAMAGE IS 
         LIKELY. 

THIS DANGEROUS STORM WILL BE NEAR...
  SABULA AND ARGO FAY AROUND 825 PM CDT. 
  MOUNT CARROLL AND SAVANNA AROUND 830 PM CDT. 

OTHER LOCATIONS IMPACTED BY THIS TORNADIC THUNDERSTORM INCLUDE CAMP
MISS-ELK-TON...MISSISSIPPI PALISADES STATE PARK...CENTER HILL...TEEDS
GROVE...THOMSON...SOUTH SABULA LAKE PARK...WACKER...THOMSON CAUSEWAY AND
BULGERS HOLLOW.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! MOVE TO A BASEMENT OR AN INTERIOR ROOM ON THE LOWEST
FLOOR OF A STURDY BUILDING. AVOID WINDOWS. IF YOU ARE OUTDOORS...IN A
MOBILE HOME...OR IN A VEHICLE...MOVE TO THE CLOSEST SUBSTANTIAL
SHELTER AND PROTECT YOURSELF FROM FLYING DEBRIS.

HEAVY RAINFALL MAY HIDE THIS TORNADO. DO NOT WAIT TO SEE OR HEAR THE
TORNADO. TAKE COVER NOW.

&&

LAT...LON 4208 8991 4193 9011 4193 9021 4194 9026
      4199 9034 4219 9019
TIME...MOT...LOC 0114Z 218DEG 27KT 4201 9020 

TORNADO...RADAR INDICATED
HAIL...<.75IN

$$

ERVIN
585 
WWUS53 KDVN 160119
SVSDVN

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
819 PM CDT TUE MAR 15 2016

IAC045-097-ILC015-160128-
/O.CAN.KDVN.TO.W.0009.000000T0000Z-160316T0130Z/
CARROLL IL-CLINTON IA-JACKSON IA-
819 PM CDT TUE MAR 15 2016

...THE TORNADO WARNING FOR WESTERN CARROLL...NORTHEASTERN CLINTON AND
SOUTHEASTERN JACKSON COUNTIES IS CANCELLED...
    
THE TORNADIC THUNDERSTORM WHICH PROMPTED THE WARNING HAS WEAKENED.
MOVED OUT OF THE WARNED AREA.  THEREFORE THE WARNING HAS BEEN
CANCELLED.  HOWEVER GUSTY WINDS ARE STILL POSSIBLE WITH THIS
THUNDERSTORM.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 1100 PM CDT FOR NORTHWESTERN
ILLINOIS AND EAST CENTRAL IOWA.

LAT...LON 4208 8991 4193 9011 4193 9021 4194 9026
      4199 9034 4219 9019
TIME...MOT...LOC 0117Z 220DEG 29KT 4204 9017 

$$

ERVIN

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 15, 7:11 PM CDTTornado WarningDVNScott49 min
Mar 15, 7:30 PM CDTSevere Thunderstorm WarningDVNDubuque, Jackson45 min
Mar 15, 7:31 PM CDTTornado Warning Tornado observedDVNClinton, Scott44 min
Mar 15, 7:38 PM CDTTornado WarningDVNClinton37 min
Mar 16, 10:14 AM CDTRiver Flood WarningDVNClinton, Scott4 days
Mar 15, 8:33 PM CDTTornado WarningDVNWhiteside16 min
Mar 15, 8:55 PM CDTSevere Thunderstorm WarningDVNBureau, Putnam35 min
Mar 15, 8:58 PM CDTTornado WarningDVNCarroll12 min

Nearby

Tornado Warnings in Iowa, 2016Tornado Warnings in Illinois, 2016Every tornado warning in 2016Tornadoes in 2016

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; radar from the NEXRAD Level II archive.