Alert archive / Wisconsin / Severe Thunderstorm Warnings in 2007
Severe Thunderstorm Warning 49, NWS Milwaukee, WI
NWS Milwaukee, WI issued this severe thunderstorm warning at Aug 11, 2007, 11:19 PM CDT for Sauk County, Wisconsin. It was in force for 71 min. 2 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
- Aug 11, 2007, 11:19 PM CDT (04:19 UTC)
- Expired
- Aug 12, 2007, 12:30 AM CDT
- In force
- 71 min
- Issued by
- NWS Milwaukee, WI
- Area
- Counties, with a storm outline in the text
County Sauk County, WI
The radar
The La Crosse radar (KARX), 112 km from the middle of the area, began a volume at 04:21 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 |
|---|---|---|---|
| Aug 11, 11:45 PM CDT | TSTM WND DMG | La Valle, WI | MULTIPLE REPORTS OF TREES AND POWER LINES DOWN. |
| Aug 11, 11:55 PM CDT | TSTM WND DMG | Reedsburg, WI | MULTIPLE REPORTS OF TREES DOWN. |
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 |
|---|---|---|---|
| Aug 11, 9:57 PM CDT | Severe Thunderstorm Watch | SPC | 5 hr |
The nearest sounding before it
Green Bay/Straub, WI (KGRB), launched 00:00Z, 4.3 hours before the alert went out and 187 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.
- Mixed-layer CAPE
- 261 J/kg
- Mixed-layer CIN
- -375 J/kg
- Mixed-layer LCL
- 1182 m above ground
- 0-6 km bulk shear
- 38 kt
- 0-1 km storm-relative helicity
- 78 m²/s²
- 0-3 km storm-relative helicity
- 141 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000
WUUS53 KMKX 120420
SVRMKX
WIC111-120530-
/O.NEW.KMKX.SV.W.0049.070812T0419Z-070812T0530Z/
BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI
1119 PM CDT SAT AUG 11 2007
THE NATIONAL WEATHER SERVICE IN SULLIVAN HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
SAUK COUNTY IN SOUTH CENTRAL WISCONSIN
* UNTIL 1230 AM CDT
* AT 1114 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING DAMAGING WINDS IN EXCESS
OF 60 MPH. THIS STORM WAS LOCATED 27 MILES NORTHWEST OF
REEDSBURG...OR ABOUT 16 MILES SOUTH OF TOMAH...AND MOVING SOUTHEAST
AT 50 MPH.
* THE SEVERE THUNDERSTORM WILL BE NEAR...
REEDSBURG BY 1145 PM CDT...
LAKE DELTON AND THE WISCONSIN DELLS BY 1150 PM CDT...
WEST BARABOO BY 1155 PM CDT...
BARABOO BY MIDNIGHT CDT...
IN ADDITION TO LARGE HAIL AND DAMAGING WINDS...CONTINUOUS CLOUD TO
GROUND LIGHTNING IS OCCURRING WITH THIS STORM. MOVE INDOORS
IMMEDIATELY LIGHTNING IS ONE OF NATURES NUMBER ONE KILLERS.
REMEMBER...IF YOU CAN HEAR THUNDER...YOU ARE CLOSE ENOUGH TO BE
STRUCK BY LIGHTNING.
LAT...LON 4364 8979 4356 8972 4355 8960 4338 8962
4335 8971 4328 8973 4320 8985 4320 9000
4316 9006 4317 9019 4356 9019 4357 9032
4364 9032
$$
HENTZ4 follow-up statements
000
WWUS53 KMKX 120439
SVSMKX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI
1138 PM CDT SAT AUG 11 2007
WIC111-120530-
/O.CON.KMKX.SV.W.0049.000000T0000Z-070812T0530Z/
SAUK-
1138 PM CDT SAT AUG 11 2007
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1230 AM CDT
FOR SAUK COUNTY...
AT 1137 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING DAMAGING
WINDS IN EXCESS OF 60 MPH. THESE STORMS WERE LOCATED ALONG A LINE
EXTENDING FROM 40 MILES NORTH OF WISCONSIN DELLS TO 7 MILES NORTHWEST
OF LIME RIDGE...OR ALONG A LINE EXTENDING FROM 14 MILES SOUTH OF
WISCONSIN RAPIDS TO 13 MILES NORTH OF RICHLAND CENTER...MOVING
SOUTHEAST AT 50 MPH.
SEVERE THUNDERSTORMS WILL BE NEAR...
LIME RIDGE...LA VALLE AND IRONTON BY 1145 PM CDT...
HILL POINT AND REEDSBURG BY 1150 PM CDT...
ROCK SPRINGS AND LOGANVILLE BY 1155 PM CDT...
PLAIN...LELAND AND WISCONSIN DELLS BY MIDNIGHT CDT...
DAMAGING WINDS UP TO 59 MPH MPH WERE RECORD IN VOLK FIELD AROUND
CAMP DOUGLAS IN JUNEAU COUNTY WITH THIS STORM. THIS IS A DANGEROUS
STORM...SEEK SAFE SHELTER AND STAY AWAY FROM WINDOWS
LAT...LON 4364 8979 4356 8972 4355 8960 4338 8962
4335 8971 4328 8973 4320 8985 4320 9000
4316 9006 4317 9019 4356 9019 4357 9032
4364 9032
$$
CRAVEN000
WWUS53 KMKX 120453
SVSMKX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI
1152 PM CDT SAT AUG 11 2007
WIC111-120530-
/O.CON.KMKX.SV.W.0049.000000T0000Z-070812T0530Z/
SAUK-
1152 PM CDT SAT AUG 11 2007
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1230 AM CDT
FOR SAUK COUNTY...
AT 1151 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING DAMAGING
WINDS IN EXCESS OF 65 MPH. THESE STORMS WERE LOCATED ALONG A LINE
EXTENDING FROM 38 MILES NORTH OF WISCONSIN DELLS TO 8 MILES NORTH OF
WISCONSIN DELLS TO HILL POINT...MOVING SOUTHEAST AT 55 MPH.
SEVERE THUNDERSTORMS WILL BE NEAR...
ROCK SPRINGS AND NORTH FREEDOM BY MIDNIGHT CDT...
SPRING GREEN...LELAND...WEST BARABOO AND PLAIN BY 1205 AM CDT...
PRAIRIE DU SAC BY 1215 AM CDT...
THIS STORM HAS PRODUCED DESTRUCTIVE WINDS IN JUNEAU COUNTY.
SEEK SHELTER NOW INSIDE A STURDY STRUCTURE AND STAY AWAY FROM
WINDOWS
LAT...LON 4364 8979 4356 8972 4355 8960 4338 8962
4335 8971 4328 8973 4320 8985 4320 9000
4316 9006 4317 9019 4356 9019 4357 9032
4364 9032
$$
CRAVEN000
WWUS53 KMKX 120519
SVSMKX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI
1218 AM CDT SUN AUG 12 2007
WIC111-120530-
/O.CON.KMKX.SV.W.0049.000000T0000Z-070812T0530Z/
SAUK-
1218 AM CDT SUN AUG 12 2007
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1230 AM CDT
FOR SAUK COUNTY...
AT 1214 AM CDT...LOCAL LAW ENFORCEMENT REPORTED A LINE OF SEVERE
THUNDERSTORMS CAPABLE OF PRODUCING DAMAGING WINDS IN EXCESS OF 60
MPH. THESE STORMS WERE LOCATED ALONG A LINE EXTENDING FROM 9 MILES
NORTHEAST OF BARABOO TO PRAIRIE DU SAC TO 7 MILES WEST OF SPRING
GREEN...MOVING SOUTHEAST AT 50 MPH.
TREES WERE REPORTED DOWN IN REEDSBURG AND LA VALLE IN NORTHWEST SAUK
COUNTY WITH THIS STORM. THIS IS A DANGEROUS STORM...SEEK SAFE
SHELTER AND STAY AWAY FROM WINDOWS
LAT...LON 4364 8979 4356 8972 4355 8960 4338 8962
4335 8971 4328 8973 4320 8985 4320 9000
4316 9006 4317 9019 4356 9019 4357 9032
4364 9032
$$
CRAVEN000
WWUS53 KMKX 120531
SVSMKX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI
1228 AM CDT SUN AUG 12 2007
WIC111-120538-
/O.EXP.KMKX.SV.W.0049.000000T0000Z-070812T0530Z/
SAUK-
1228 AM CDT SUN AUG 12 2007
...THE SEVERE THUNDERSTORM WARNING FOR SAUK COUNTY EXPIRES AT 1230 AM
CDT...
THE HIGHEST WINDS HAVE MOVED SOUTH AND EAST OF THE AREA. HEAVY RAIN
AND FREQUENT LIGHTNING WILL CONTINUE IN SAUK COUNTY THROUGH 1 AM.
LAT...LON 4364 8979 4356 8972 4355 8960 4338 8962
4335 8971 4328 8973 4320 8985 4320 9000
4316 9006 4317 9019 4356 9019 4357 9032
4364 9032
$$
CRAVENThe office that day
Everything else NWS Milwaukee, WI issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 11, 11:44 PM CDT | Severe Thunderstorm Warning | MKX | Columbia, Green Lake, Marquette | 76 min |
| Aug 12, 12:17 AM CDT | Severe Thunderstorm Warning | MKX | Dane | 58 min |
| Aug 12, 12:22 AM CDT | Severe Thunderstorm Warning | MKX | Dodge, Fond du Lac | 68 min |
| Aug 12, 12:31 AM CDT | Severe Thunderstorm Warning | MKX | Iowa | 49 min |
| Aug 12, 12:37 AM CDT | Severe Thunderstorm Warning | MKX | Dane, Jefferson | 68 min |
| Aug 12, 12:46 AM CDT | Severe Thunderstorm Warning | MKX | Green, Lafayette | 67 min |
| Aug 12, 2:04 AM CDT | Special Marine Warning | MKX | 116 min |
Nearby
Severe Thunderstorm Warnings in Wisconsin, 2007Every severe thunderstorm warning 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.