Alert archive / Wisconsin / Severe Thunderstorm Warnings in 1993

Severe Thunderstorm Warning 47, NWS Milwaukee, WI

August 23, 1993Fond du Lac County, Wisconsin

NWS Milwaukee, WI issued this severe thunderstorm warning at Aug 23, 1993, 4:46 PM CDT for Fond du Lac County, Wisconsin. It was in force for 44 min.

The area

The counties it named.

The facts

Issued
Aug 23, 1993, 4:46 PM CDT (21:46 UTC)
Expired
Aug 23, 1993, 5:30 PM CDT
In force
44 min
Issued by
NWS Milwaukee, WI
Area
Whole counties

County Fond du Lac County, WI

The nearest sounding before it

Green Bay/Straub, WI (KGRB), launched 12:00Z, 9.8 hours before the alert went out and 86 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, Green Bay/Straub, WI at 12:00Z on 1993-08-23Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 115 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, Green Bay/Straub, WI at 12:00Z on 1993-08-23The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 64 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
115 J/kg
Mixed-layer CIN
-156 J/kg
Mixed-layer LCL
562 m above ground
0-6 km bulk shear
23 kt
0-1 km storm-relative helicity
64 m²/s²
0-3 km storm-relative helicity
-42 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.

What forecasters said that day

The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

In the hours before

Special weather statement, Aug 23, 3:47 PM CDT, 59 minutes before
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Special weather statement, Aug 23, 4:15 PM CDT, 31 minutes before
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Special weather statement, Aug 23, 4:16 PM CDT, 30 minutes before
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Special weather statement, Aug 23, 4:28 PM CDT, 18 minutes before
WIZ012-016-232230-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI
428 PM CDT MON AUG 23 1993

AT 430 PM CDT WEATHER SERVICE RADAR SHOWED AN AREA OF STRONG
THUNDERSTORMS MOVING INTO WESTERN DODGE COUNTY. THE LEADING EDGE
OF THE STORMS IS MOVING INTO THE CITIES OF FOX LAKE...BEAVER DAM
AND REESEVILLE...ABOUT 30 TO 35 MILES NORTHEAST OF MADISON.

THE STORMS ARE MOVING NORTHEAST AT 40 MPH AND WILL BE HEADING INTO
SOUTHWEST FOND DU LAC COUNTY WITHIN ABOUT 10 MINUTES.  SOME OTHER
CITIES IN THE PATH OF THESE STORMS ARE BRANDON...BYRON AND FOND DU
LAC IN FOND DU LAC COUNTY.

THESE STORMS PRODUCED WIND GUSTS OF 45 MPH AT MADISON AS THEY ROLLED
THROUGH.  SMALL HAIL AND BRIEF TORRENTIAL RAIN ARE LIKELY WITH THE
STRONGER STORMS.

PEOPLE IN THE PATH OF THESE STORMS SHOULD TAKE SHELTER IMMEDIATELY
IF DANGEROUS WEATHER MOVES IN.

DAVIS
Special weather statement, Aug 23, 4:28 PM CDT, 18 minutes before
WIZ012-016-232230-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI
428 PM CDT MON AUG 23 1993

AT 430 PM CDT WEATHER SERVICE RADAR SHOWED AN AREA OF STRONG
THUNDERSTORMS MOVING INTO WESTERN DODGE COUNTY. THE LEADING EDGE
OF THE STORMS IS MOVING INTO THE CITIES OF FOX LAKE...BEAVER DAM
AND REESEVILLE...ABOUT 30 TO 35 MILES NORTHEAST OF MADISON.

THE STORMS ARE MOVING NORTHEAST AT 40 MPH AND WILL BE HEADING INTO
SOUTHWEST FOND DU LAC COUNTY WITHIN ABOUT 10 MINUTES.  SOME OTHER
CITIES IN THE PATH OF THESE STORMS ARE BRANDON...BYRON AND FOND DU
LAC IN FOND DU LAC COUNTY.

THESE STORMS PRODUCED WIND GUSTS OF 45 MPH AT MADISON AS THEY ROLLED
THROUGH.  SMALL HAIL AND BRIEF TORRENTIAL RAIN ARE LIKELY WITH THE
STRONGER STORMS.

PEOPLE IN THE PATH OF THESE STORMS SHOULD TAKE SHELTER IMMEDIATELY
IF DANGEROUS WEATHER MOVES IN.

DAVIS
Special weather statement, Aug 23, 4:45 PM CDT, 1 minute before
WIZ015-019-240000-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MADISON WI
445 PM CDT MON AUG 23 1993

...TORNADO WATCH UNTIL 9PM CDT...

AT 440 PM THE NATIONAL WEATHER SERVICE WAS MONITORING A DEVELOPING
THUNDERSTORM ABOUT 25 MILES SOUTH OF MADISON IN WESTERN ROCK COUNTY.
PEA-SIZED HAIL WILL BE POSSIBLE WITH THIS STORM ALONG WITH VERY HEAVY
RAINFALL AS IT MOVES TO THE NORTHEAST AT 40 MILES AN HOUR.  SOME CITIES
AND TOWNS IN THE PATH OF THIS STORM ARE LEYDEN..EDGERTON..NEWVILLE
AND MILTON.
PERSONS IN AND NEAR THESE LOCATIONS SHOULD TAKE SHELTER IMMEDIATELY.

MOONEY

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 23, 5:25 PM CDTSevere Thunderstorm WarningMKXOzaukee35 min
Aug 23, 5:25 PM CDTSevere Thunderstorm WarningMKXWashington26 min
Aug 23, 6:02 PM CDTSevere Thunderstorm WarningMKXKenosha28 min

Nearby

Severe Thunderstorm Warnings in Wisconsin, 1993Every severe thunderstorm warning in 1993

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.