Alert archive / Wisconsin / Severe Thunderstorm Warnings in 2003

Severe Thunderstorm Warning 9, NWS Milwaukee, WI

May 30, 2003Marquette County, Wisconsin

NWS Milwaukee, WI issued this severe thunderstorm warning at May 30, 2003, 4:56 PM CDT for Marquette County, Wisconsin. It was in force for 64 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued: May 30, 2003, 4:56 PM CDT (21:56 UTC)
Expired: May 30, 2003, 6:00 PM CDT
In force: 64 min
Issued by: NWS Milwaukee, WI
Area: Counties, with a storm outline in the text

County Marquette County, WI

The radar

The Green Bay radar (KGRB), 123 km from the middle of the area, began a volume at 21:56 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.

The nearest sounding before it

Green Bay/Straub, WI (KGRB), launched 12:00Z, 9.9 hours before the alert went out and 123 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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 1874 m above ground
0-6 km bulk shear: 41 kt
0-1 km storm-relative helicity: 58 m²/s²
0-3 km storm-relative helicity: 102 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.

774 
WUUS53 KMKX 302156
SVRMKX
WIC077-302300-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI
456 PM CDT FRI MAY 30 2003

THE NATIONAL WEATHER SERVICE IN SULLIVAN HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  NORTHERN MARQUETTE COUNTY IN SOUTH CENTRAL WISCONSIN

* UNTIL 600 PM CDT

* AT 456 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM 8 MILES NORTHWEST OF WESTFIELD...OR ABOUT 26
  MILES NORTH OF WISCONSIN DELLS...MOVING EAST AT 25 MPH.

* THE SEVERE THUNDERSTORM WILL BE NEAR...
  NESHKORO AT 530 PM CDT.

IF YOU ARE IN THE PATH OF THIS STORM...YOU SHOULD PREPARE FOR
DAMAGING WINDS IN EXCESS OF 60 MPH...LARGE HAIL...AND DEADLY
LIGHTNING. SEEK SHELTER IMMEDIATELY

A TORNADO WATCH IS ALSO IN EFFECT FOR THE WARNED AREA. REMEMBER...
SEVERE THUNDERSTORMS CAN AND DO PRODUCE TORNADOES WITH LITTLE OR NO
ADVANCE WARNING.

LAT...LON 4407 8967 4390 8970 4385 8918 4405 8916

$$

REM

The office that day

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

Issued	Product	Office	Counties	Lasted
May 30, 4:50 PM CDT	Severe Thunderstorm Warning	MKX	Columbia, Dane, Iowa, Lafayette, Sauk	40 min
May 30, 4:55 PM CDT	Tornado Warning	MKX	Dane, Iowa	65 min
May 30, 5:15 PM CDT	Tornado Warning	MKX	Green, Lafayette	45 min
May 30, 5:28 PM CDT	Tornado Warning	MKX	Dane	47 min
May 30, 5:46 PM CDT	Severe Thunderstorm Warning	MKX	Green Lake	29 min
May 30, 5:50 PM CDT	Tornado Warning	MKX	Dane	40 min
May 30, 5:56 PM CDT	Tornado Warning	MKX	Green, Rock	34 min
May 30, 6:01 PM CDT	Tornado Warning	MKX	Fond du Lac, Green Lake	59 min
May 30, 6:18 PM CDT	Special Marine Warning	MKX		117 min
May 30, 6:18 PM CDT	Special Marine Warning	MKX		117 min
May 30, 6:18 PM CDT	Special Marine Warning	MKX		117 min

Nearby

Severe Thunderstorm Warnings in Wisconsin, 2003 Every severe thunderstorm warning in 2003

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; radar from the NEXRAD Level II archive.