Alert archive / Wisconsin / Tornado Warnings in 2009

Tornado Warning 5, NWS Milwaukee, WI

June 18, 2009Iowa County, Wisconsin

NWS Milwaukee, WI issued this tornado warning at Jun 18, 2009, 11:10 PM CDT for Iowa County, Wisconsin. It was in force for 50 min. 8 reports 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 18, 2009, 11:10 PM CDT (04:10 UTC)
Expired
Jun 19, 2009, 12:00 AM CDT
In force
50 min
Issued by
NWS Milwaukee, WI
Area
Storm-based polygon

County Iowa County, WI

The radar

The La Crosse radar (KARX), 114 km from the middle of the area, began a volume at 04:14 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 18, 11:27 PM CDTTORNADO5 Ene Highland, WIPRELIMINARY EF-0 RATING. MAINLY TREE DAMAGE OBSERVED. TORNADO BEGAN NEAR INTERSECTION OF HIGHWAY P AND COUNCIL BLUFFS ROAD. PATH LENGTH 0.2 MILES. MAXIMUM PATH WIDTH OF 75 TO 100 YARDS.
Jun 18, 11:45 PM CDTTSTM WND DMGDodgeville, WINUMEROUS REPORTS OF TREES AND POWER LINES DOWNED IN THE HIGHLAND...DODGEVILLE...EAST OF MINERAL POINT...AND BLACKHAWK STATE PARK AREAS. TIME IS APPROXIMATED BASED ON RADAR.
Jun 18, 11:46 PM CDTHAIL 0.25Dodgeville, WIPEA SIZE HAIL REPORTED...ALSO EST 50 MPH WINDS
Jun 18, 11:49 PM CDTHAIL 12 Wnw Dodgeville, WIQUARTER SIZE HAIL REPORTED WITH SOME PEA TO DIME SIZE HAIL
Jun 19, 12:00 AM CDTHAIL 111 W Blue Mounds, WI
Jun 19, 12:02 AM CDTHAIL 2.55 Se Dodgeville, WIHAIL BEGAN AT 1150 PM ON THE 18TH AND LASTED ABOUT 30 MINUTES. NUMEROUS QUARTER SIZE HAILSTONES WITH SOME HALF DOLLAR SIZED STONES...A FEW GOLFBALL SIZED STONES...AND ONE VERY LARGE STONE AROUND TENNIS BALL SIZE.
Jun 19, 12:04 AM CDTHAIL 13 Sw Ridgeway, WIALSO ENTIRE GROVES OF TREES REPORTED DOWN IN THIS AREA.
Jun 19, 12:04 AM CDTHAIL 1Dodgeville, WI

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 18, 8:58 PM CDTTornado WatchSPC7 hr

The nearest sounding before it

Davenport, (KDVN), launched 00:00Z, 4.2 hours before the alert went out and 157 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 2009-06-19Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 4835 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, Davenport, at 00:00Z on 2009-06-19The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 376 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
4835 J/kg
Mixed-layer CIN
-97 J/kg
Mixed-layer LCL
998 m above ground
0-6 km bulk shear
51 kt
0-1 km storm-relative helicity
376 m²/s²
0-3 km storm-relative helicity
430 m²/s²
Significant tornado parameter
7.1
Supercell composite
59.8

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
WFUS53 KMKX 190410
TORMKX
WIC049-190500-
/O.NEW.KMKX.TO.W.0005.090619T0410Z-090619T0500Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI
1110 PM CDT THU JUN 18 2009

THE NATIONAL WEATHER SERVICE IN SULLIVAN HAS ISSUED A

* TORNADO WARNING FOR...
  CENTRAL IOWA COUNTY IN SOUTH CENTRAL WISCONSIN

* UNTIL MIDNIGHT CDT

* AT 1108 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS DANGEROUS
  STORM WAS LOCATED NEAR BLACKHAWK LAKE RECREATION AREA...OR 18 MILES
  WEST OF DODGEVILLE...AND MOVING EAST AT 40 MPH.

* THIS TORNADIC STORM WILL BE NEAR...
  BLACKHAWK LAKE RECREATION AREA AND HIGHLAND BY 1115 PM CDT...
  3 MILES NORTH OF COBB BY 1120 PM CDT...
  BLACKHAWK LAKE REC AREA AND EDMUND BY 1125 PM CDT...  
  GOVERNOR DODGE STATE PARK AND DODGEVILLE BY 1135 PM CDT...

TORNADOES ARE DIFFICULT TO SEE AT NIGHT...SO DO NOT WAIT. TAKE COVER
NOW

LAT...LON 4304 9043 4310 9043 4311 8998 4289 9003
      4296 9043 4303 9043
TIME...MOT...LOC 0410Z 277DEG 33KT 4303 9045

$$

BORGHOFF/FRANKS
2 follow-up statements
000 
WWUS53 KMKX 190423
SVSMKX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI
1123 PM CDT THU JUN 18 2009

WIC049-190500-
/O.CON.KMKX.TO.W.0005.000000T0000Z-090619T0500Z/
IOWA WI-
1123 PM CDT THU JUN 18 2009

...A TORNADO WARNING REMAINS IN EFFECT UNTIL MIDNIGHT CDT FOR CENTRAL
IOWA COUNTY...

AT 1120 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A TORNADO. THIS TORNADO WAS LOCATED NEAR BLACKHAWK LAKE
RECREATION AREA...OR 14 MILES WEST OF DODGEVILLE...MOVING EAST AT 30
MPH.

THE TORNADO WILL BE NEAR...
BLACKHAWK LAKE REC AREA BY 1130 PM CDT...
EDMUND BY 1135 PM CDT...
GOVERNOR DODGE STATE PARK AT 1145 PM CDT...
DODGEVILLE BY 1145 PM CDT...

TORNADOES ARE DIFFICULT TO SEE AT NIGHT...SO DO NOT WAIT. TAKE COVER 
NOW

LAT...LON 4304 9043 4310 9043 4311 8998 4289 9003
      4296 9043 4303 9043
TIME...MOT...LOC 0422Z 277DEG 27KT 4303 9037

$$

WOOD
000 
WWUS53 KMKX 190503
SVSMKX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI
1203 AM CDT FRI JUN 19 2009

WIC049-190511-
/O.EXP.KMKX.TO.W.0005.000000T0000Z-090619T0500Z/
IOWA WI-
1203 AM CDT FRI JUN 19 2009

...THE TORNADO WARNING FOR CENTRAL IOWA COUNTY EXPIRES AT MIDNIGHT
CDT...

THE STORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF THE WARNED 
AREA. THERE IS STILL SOME ROTATION WITH THIS STORM...AND IT WILL 
HAVE TO BE WATCHED FOR FURTHER WARNINGS. 

ADDITIONAL STRONG THUNDERSTORMS ARE STILL POSSIBLE...AND A TORNADO 
WATCH REMAINS IN EFFECT UNTIL 4 AM CDT FRIDAY MORNING.

LAT...LON 4304 9043 4310 9043 4311 8998 4289 9003
      4296 9043 4303 9043
TIME...MOT...LOC 0423Z 287DEG 31KT 4301 9047

$$

WOOD

The office that day

Everything else NWS Milwaukee, WI issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 18, 10:29 PM CDTSevere Thunderstorm WarningMKXSauk46 min
Jun 18, 10:38 PM CDTSevere Thunderstorm WarningMKXColumbia52 min
Jun 18, 10:59 PM CDTSevere Thunderstorm WarningMKXIowa, Sauk61 min
Jun 18, 11:01 PM CDTSevere Thunderstorm WarningMKXDane59 min
Jun 18, 11:02 PM CDTSevere Thunderstorm WarningMKXDodge, Jefferson43 min
Jun 18, 11:18 PM CDTSevere Thunderstorm WarningMKXColumbia42 min
Jun 18, 11:44 PM CDTFlash Flood WarningMKXDane, Iowa, Sauk5 hr
Jun 18, 11:51 PM CDTSevere Thunderstorm WarningMKXDane, Green, Iowa, Lafayette54 min
Jun 18, 11:52 PM CDTSpecial Marine WarningMKX113 min
Jun 19, 12:01 AM CDTSevere Thunderstorm WarningMKXDane, Dodge, Jefferson, Washington, Waukesha59 min
Jun 19, 12:04 AM CDTFlash Flood WarningMKXJefferson, Milwaukee, Waukesha4 hr
Jun 19, 12:18 AM CDTSevere Thunderstorm WarningMKXDane, Green, Jefferson, Lafayette, Rock72 min
Jun 19, 12:29 AM CDTSevere Thunderstorm WarningMKXIowa36 min
Jun 19, 12:33 AM CDTFlash Flood WarningMKXKenosha, Racine, Rock, Walworth4 hr
Jun 19, 12:51 AM CDTSevere Thunderstorm WarningMKXGreen, Rock, Walworth54 min
Jun 19, 12:52 AM CDTTornado WarningMKXRock53 min
Jun 19, 12:56 AM CDTTornado WarningMKXMilwaukee, Racine, Waukesha40 min
Jun 19, 1:03 AM CDTSpecial Marine WarningMKX117 min
Jun 19, 1:11 AM CDTTornado WarningMKXRock31 min
Jun 19, 1:23 AM CDTSevere Thunderstorm WarningMKXKenosha, Racine52 min
Jun 19, 1:32 AM CDTFlash Flood WarningMKXGreen, Lafayette4 hr
Jun 19, 1:37 AM CDTRiver Flood WarningMKXMilwaukee10 hr
Jun 19, 1:42 AM CDTRiver Flood WarningMKXMilwaukee2 hr
Jun 19, 3:05 AM CDTRiver Flood WarningMKXWaukesha3 days
Jun 19, 8:12 AM CDTRiver Flood WarningMKXLafayette45 hr
Jun 19, 8:16 AM CDTRiver Flood WatchMKXGreen13 hr
Jun 19, 8:17 AM CDTRiver Flood WarningMKXGreen, Rock37 hr
Jun 19, 8:35 AM CDTSevere Thunderstorm WarningMKXLafayette85 min
Jun 19, 8:58 AM CDTSevere Thunderstorm WarningMKXGreen77 min
Jun 19, 9:33 AM CDTSevere Thunderstorm WarningMKXRock65 min
Jun 19, 9:47 AM CDTRiver Flood WatchMKXKenosha11 hr
Jun 19, 11:48 AM CDTFlash Flood WatchMKXDane, Green, Iowa, Jefferson, Kenosha, Lafayette and 5 more14 hr
Jun 19, 3:08 PM CDTSevere Thunderstorm WarningMKXMarquette52 min
Jun 19, 4:15 PM CDTSevere Thunderstorm WarningMKXFond du Lac, Green Lake35 min
Jun 19, 5:11 PM CDTFlash Flood WarningMKXGreen, Kenosha, Racine, Rock, Walworth5 hr
Jun 19, 5:40 PM CDTSpecial Marine WarningMKX2 hr
Jun 19, 5:41 PM CDTTornado WarningMKXKenosha49 min
Jun 19, 6:43 PM CDTSevere Thunderstorm WarningMKXKenosha, Racine, Walworth51 min
Jun 19, 6:55 PM CDTSevere Thunderstorm WarningMKXRock, Walworth42 min

Nearby

Tornado Warnings in Wisconsin, 2009Every tornado warning in 2009Tornadoes in 2009

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.