Alert archive / Iowa / Tornado Warnings in 2016

Tornado Warning 8, NWS Quad Cities, IA

March 15, 2016Clinton County, Iowa

NWS Quad Cities, IA issued this tornado warning at Mar 15, 2016, 7:38 PM CDT for Clinton County, Iowa. It was in force for 37 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: Mar 15, 2016, 7:38 PM CDT (00:38 UTC)
Expired: Mar 15, 2016, 8:15 PM CDT
In force: 37 min
Issued by: NWS Quad Cities, IA
Area: Storm-based polygon
Tornado: Radar indicated
Hail: 0.75 in

County Clinton County, IA

The radar

The Quad Cities radar (KDVN), 31 km from the middle of the area, began a volume at 00:41 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

Time	Report	Where	Remark
Mar 15, 7:47 PM CDT	TORNADO	4 Wsw Clinton, IA	MOBILE HOMES BLOWN OVER.

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.

Issued	Product	Office	Lasted
Mar 15, 3:31 PM CDT	Tornado Watch	SPC	7 hr

The nearest sounding before it

Davenport, (KDVN), launched 00:00Z, 0.6 hours before the alert went out and 27 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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.

016 
WFUS53 KDVN 160038
TORDVN
IAC045-160115-
/O.NEW.KDVN.TO.W.0008.160316T0038Z-160316T0115Z/

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

THE NATIONAL WEATHER SERVICE IN THE QUAD CITIES HAS ISSUED A

* TORNADO WARNING FOR...
  EASTERN CLINTON COUNTY IN EAST CENTRAL IOWA...

* UNTIL 815 PM CDT
    
* AT 738 PM CDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A
  TORNADO WAS LOCATED OVER MCCAUSLAND...OR 10 MILES SOUTHWEST 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...
  CAMANCHE AROUND 745 PM CDT. 
  CLINTON AROUND 805 PM CDT. 

OTHER LOCATIONS IMPACTED BY THIS TORNADIC THUNDERSTORM INCLUDE
BRYANT...GOOSE LAKE...FOLLETTS...ELVIRA...MALONE...ROCK CREEK MARINA AND
CAMPGROUND...CLINTON MUNICIPAL AIRPORT AND ROCK CREEK  PARK.

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 4189 9016 4188 9017 4186 9017 4173 9035
      4175 9043 4176 9045 4176 9047 4177 9047
      4177 9050 4202 9037
TIME...MOT...LOC 0038Z 226DEG 28KT 4178 9041 

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

$$

ERVIN

5 follow-up statements

686 
WWUS53 KDVN 160044
SVSDVN

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

IAC045-160115-
/O.CON.KDVN.TO.W.0008.000000T0000Z-160316T0115Z/
CLINTON IA-
744 PM CDT TUE MAR 15 2016

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 815 PM CDT FOR EASTERN
CLINTON COUNTY...
    
AT 744 PM CDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO
WAS LOCATED OVER LOW MOOR...OR NEAR 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...
  CLINTON AROUND 805 PM CDT. 

OTHER LOCATIONS IMPACTED BY THIS TORNADIC THUNDERSTORM INCLUDE
MALONE...BRYANT...GOOSE LAKE...CLINTON MUNICIPAL AIRPORT AND ELVIRA.

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 4189 9016 4188 9017 4186 9017 4175 9037
      4175 9040 4176 9043 4177 9045 4178 9046
      4180 9046 4202 9037
TIME...MOT...LOC 0044Z 226DEG 28KT 4182 9036 

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

$$

ERVIN

885 
WWUS53 KDVN 160048
SVSDVN

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

IAC045-160115-
/O.CON.KDVN.TO.W.0008.000000T0000Z-160316T0115Z/
CLINTON IA-
748 PM CDT TUE MAR 15 2016

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 815 PM CDT FOR EASTERN
CLINTON COUNTY...
    
AT 748 PM CDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO
WAS LOCATED NEAR LOW MOOR...OR NEAR 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...
  CLINTON AROUND 805 PM CDT. 

OTHER LOCATIONS IMPACTED BY THIS TORNADIC THUNDERSTORM INCLUDE
CLINTON MUNICIPAL AIRPORT...ELVIRA AND BRYANT.

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 4189 9016 4188 9017 4186 9017 4178 9032
      4176 9036 4176 9041 4180 9045 4187 9043
      4199 9032
TIME...MOT...LOC 0048Z 227DEG 28KT 4183 9031 

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

$$

ERVIN

035 
WWUS53 KDVN 160054
SVSDVN

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

IAC045-160115-
/O.CON.KDVN.TO.W.0008.000000T0000Z-160316T0115Z/
CLINTON IA-
754 PM CDT TUE MAR 15 2016

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 815 PM CDT FOR EASTERN
CLINTON COUNTY...
    
AT 754 PM CDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO
WAS LOCATED OVER 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 TORNADIC THUNDERSTORM WILL REMAIN OVER MAINLY RURAL AREAS OF
EASTERN CLINTON COUNTY...INCLUDING THE FOLLOWING LOCATIONS: CLINTON
MUNICIPAL AIRPORT...ELVIRA AND BRYANT.

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 4189 9016 4188 9017 4186 9017 4178 9032
      4180 9035 4181 9039 4183 9043 4187 9043
      4199 9032
TIME...MOT...LOC 0054Z 228DEG 28KT 4185 9026 

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

$$

ERVIN

303 
WWUS53 KDVN 160058
SVSDVN

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

IAC045-160115-
/O.CON.KDVN.TO.W.0008.000000T0000Z-160316T0115Z/
CLINTON IA-
758 PM CDT TUE MAR 15 2016

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 815 PM CDT FOR
NORTHEASTERN CLINTON COUNTY...
    
AT 758 PM CDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO
WAS LOCATED NEAR ANDOVER...OR NEAR 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 TORNADIC THUNDERSTORM WILL REMAIN OVER MAINLY RURAL AREAS OF
NORTHEASTERN CLINTON COUNTY...INCLUDING THE FOLLOWING LOCATIONS:
ELVIRA AND BRYANT.

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 4189 9016 4188 9017 4186 9017 4182 9024
      4184 9030 4188 9038 4190 9039 4199 9032
TIME...MOT...LOC 0058Z 221DEG 28KT 4192 9027 

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

$$

ERVIN

927 
WWUS53 KDVN 160106
SVSDVN

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

IAC045-160115-
/O.EXP.KDVN.TO.W.0008.000000T0000Z-160316T0115Z/
CLINTON IA-
806 PM CDT TUE MAR 15 2016

...THE TORNADO WARNING FOR NORTHEASTERN CLINTON COUNTY WILL EXPIRE AT
815 PM CDT...
    
THE TORNADIC THUNDERSTORM WHICH PROMPTED THE WARNING HAS MOVED OUT
OF THE WARNED AREA. THEREFORE THE WARNING WILL BE ALLOWED TO EXPIRE.
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.

REMEMBER...A TORNADO WARNING STILL REMAINS IN EFFECT FOR NORTHEAST
PORTIONS OF CLINTON COUNTY UNTIL 830 PM.

LAT...LON 4189 9016 4188 9017 4186 9017 4182 9024
      4184 9030 4188 9038 4190 9039 4199 9032
TIME...MOT...LOC 0101Z 226DEG 28KT 4192 9027 

$$

ERVIN

The office that day

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

Issued	Product	Office	Counties	Lasted
Mar 15, 7:11 PM CDT	Tornado Warning	DVN	Scott	49 min
Mar 15, 7:30 PM CDT	Severe Thunderstorm Warning	DVN	Dubuque, Jackson	45 min
Mar 15, 7:31 PM CDT	Tornado Warning Tornado observed	DVN	Clinton, Scott	44 min
Mar 15, 8:00 PM CDT	Tornado Warning	DVN	Clinton, Jackson	19 min
Mar 16, 10:14 AM CDT	River Flood Warning	DVN	Clinton, Scott	4 days

Nearby

Tornado Warnings in Iowa, 2016 Every tornado warning in 2016 Tornadoes 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.