Alert archive / Wisconsin / Severe Thunderstorm Watches in 2000

Severe Thunderstorm Watch 79

March 8, 2000Menominee County, Michigan; 29 counties in Wisconsin

The Storm Prediction Center issued this severe thunderstorm watch at Mar 8, 2000, 5:30 PM CST for Menominee County, Michigan; 29 counties in Wisconsin. It was in force for 6 hr.

The area

The outline as issued.

The facts

Issued: Mar 8, 2000, 5:30 PM CST (23:30 UTC)
Expired: Mar 8, 2000, 11:00 PM CST
In force: 6 hr
Issued by: the Storm Prediction Center

All 30 counties

Menominee County, MI, Adams County, WI, Brown County, WI, Calumet County, WI, Clark County, WI, Fond du Lac County, WI, Forest County, WI, Green Lake County, WI, Jackson County, WI, Juneau County, WI, Kewaunee County, WI, Langlade County, WI, Lincoln County, WI, Manitowoc County, WI, Marathon County, WI, Marinette County, WI, Marquette County, WI, Menominee County, WI, Monroe County, WI, Oconto County, WI, Outagamie County, WI, Portage County, WI, Shawano County, WI, Sheboygan County, WI, Taylor County, WI, Vernon County, WI, Waupaca County, WI, Waushara County, WI, Winnebago County, WI, Wood County, WI

Warnings issued inside it

14 tornado, severe thunderstorm and flash flood warnings for its counties while it was in force.

Issued	Product	Office	Counties	Lasted
Mar 8, 5:37 PM CST	Severe Thunderstorm Warning	ARX	Adams	53 min
Mar 8, 5:41 PM CST	Severe Thunderstorm Warning	MKX	Columbia, Green Lake, Marquette	49 min
Mar 8, 5:51 PM CST	Severe Thunderstorm Warning	GRB	Waupaca	29 min
Mar 8, 5:55 PM CST	Severe Thunderstorm Warning	MKX	Dodge, Fond du Lac	50 min
Mar 8, 6:02 PM CST	Severe Thunderstorm Warning	GRB	Portage, Waushara	43 min
Mar 8, 6:02 PM CST	Severe Thunderstorm Warning	GRB	Wood	43 min
Mar 8, 6:21 PM CST	Severe Thunderstorm Warning	GRB	Marathon	49 min
Mar 8, 6:23 PM CST	Severe Thunderstorm Warning	MKX	Ozaukee, Sheboygan, Washington	52 min
Mar 8, 6:24 PM CST	Severe Thunderstorm Warning	GRB	Waupaca	31 min
Mar 8, 6:43 PM CST	Severe Thunderstorm Warning	GRB	Winnebago	47 min
Mar 8, 6:48 PM CST	Severe Thunderstorm Warning	GRB	Shawano	47 min
Mar 8, 6:48 PM CST	Tornado Warning	MKX	Fond du Lac	42 min
Mar 8, 6:53 PM CST	Severe Thunderstorm Warning	GRB	Outagamie	47 min
Mar 8, 7:40 PM CST	Severe Thunderstorm Warning	MKX	Sheboygan	65 min

The nearest sounding before it

Green Bay/Straub, WI (KGRB), launched 12:00Z, 11.5 hours before the alert went out and 113 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: 351 J/kg
Mixed-layer CIN: -230 J/kg
Mixed-layer LCL: 1013 m above ground
0-6 km bulk shear: 33 kt
0-1 km storm-relative helicity: 81 m²/s²
0-3 km storm-relative helicity: 160 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

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

000 
WWUS9 KMKC 082315
MKC WW 082315
WIZ000-090500-

URGENT - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WATCH NUMBER 79
STORM PREDICTION CENTER NORMAN OK
515 PM CST WED MAR 8 2000

THE STORM PREDICTION CENTER HAS ISSUED A
SEVERE THUNDERSTORM WATCH FOR PORTIONS OF

   CENTRAL AND NORTHERN WISCONSIN                          

EFFECTIVE THIS WEDNESDAY AFTERNOON AND EVENING FROM 530 PM UNTIL
1100 PM CST.

HAIL TO 2 INCHES IN DIAMETER...THUNDERSTORM WIND GUSTS TO 60
MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE AREAS.

THE SEVERE THUNDERSTORM WATCH AREA IS ALONG AND 85 STATUTE MILES
EAST AND WEST OF A LINE FROM 45 MILES SOUTHWEST OF OSHKOSH
WISCONSIN TO 15 MILES EAST NORTHEAST OF RHINELANDER WISCONSIN.

REMEMBER...A SEVERE THUNDERSTORM WATCH MEANS CONDITIONS ARE
FAVORABLE FOR SEVERE THUNDERSTORMS IN AND CLOSE TO THE WATCH AREA. 
PERSONS IN THESE AREAS SHOULD BE ON THE LOOKOUT FOR THREATENING
WEATHER CONDITIONS AND LISTEN FOR LATER STATEMENTS AND POSSIBLE
WARNINGS.

OTHER WATCH INFORMATION...  CONTINUE...WW 78...

DISCUSSION...THUNDERSTORMS WILL INCREASE AND INTENSIFY OVER WATCH
AREA AS UPPER LOW AND STRONG DYNANMIC FORCING APPROACH THE REGION.
THROUGH INSTABILITY IS MARGINAL...COOLING ALOFT AND INCREASING
DYNAMIC LIFT AND WIND SHEAR WILL SUPPORT A FEW STORMS PRODUCING
LARGE HAIL AND DAMAGING DOWNDRAFTS. 

AVIATION...A FEW SEVERE THUNDERSTORMS WITH HAIL SURFACE AND ALOFT
TO 2 INCHES.  EXTpREME TURBULENCE AND SURFACE WIND GUSTS TO 50
KNOTS.  A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 450.  MEAN STORM
MOTION VECTOR 22035.

...ROGASH

;454,0872 433,0872 433,0905 454,0905;

SPC that day

Everything else SPC issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Mar 8, 2:30 PM CST	Tornado Watch	SPC	Columbia, Dane, Dodge, Green, Iowa, Jefferson and 10 more	6 hr

Nearby

Severe Thunderstorm Watches in Wisconsin, 2000 Severe Thunderstorm Watches in Michigan, 2000 Every severe thunderstorm watch in 2000

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.