Alert archive / Wisconsin / Severe Thunderstorm Warnings in 2001
Severe Thunderstorm Warning 70, NWS Milwaukee, WI
NWS Milwaukee, WI issued this severe thunderstorm warning at Aug 22, 2001, 5:31 AM CDT for Ozaukee County, Wisconsin. It was in force for 44 min. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Aug 22, 2001, 5:31 AM CDT (10:31 UTC)
- Expired
- Aug 22, 2001, 6:15 AM CDT
- In force
- 44 min
- Issued by
- NWS Milwaukee, WI
- Area
- Whole counties
County Ozaukee County, WI
The nearest sounding before it
Green Bay/Straub, WI (KGRB), launched 00:00Z, 10.5 hours before the alert went out and 121 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1310 m above ground
- 0-6 km bulk shear
- 21 kt
- 0-1 km storm-relative helicity
- 82 m²/s²
- 0-3 km storm-relative helicity
- 223 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
157 WUUS53 KMKX 221031 SVRMKE WIC089-221115- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE MILWAUKEE-SULLIVAN WI 531 AM CDT WED AUG 22 2001 THE NATIONAL WEATHER SERVICE HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... OZAUKEE COUNTY IN SOUTHEAST WISCONSIN * UNTIL 615 AM CDT * AT 531 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A LINE OF SEVERE THUNDERSTORMS FROM 6 MILES WEST OF FREDONIA TO 4 MILES NORTHWEST OF MEQUON...OR FROM 6 MILES EAST OF WEST BEND TO 3 MILES NORTHEAST OF GERMANTOWN...MOVING EAST AT 20 MPH. * SEVERE THUNDERSTORMS WILL BE NEAR... FREDONIA AT 540 AM CDT. SAUKVILLE AT 545 AM CDT. PORT WASHINGTON AT 550 AM CDT. BELGIUM AT 555 AM 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 LARGE HAIL...DAMAGING WINDS...AND HEAVY RAINFALL ARE LIKELY WITH THESE STORMS. TAKE COVER IN A STURDY BUILDING UNTIL THE STORM HAS PASSED. EISE
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.
NWS Milwaukee, WI wrote its last area forecast discussion before this severe thunderstorm warning went out at Aug 22, 3:43 AM CDT, 1 hour 48 minutes earlier.
Area forecast discussion, Aug 22, 3:43 AM CDT, 1 hour 48 minutes before
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI 343 AM CDT WED AUG 22 2001 FORECAST FOCUS ON CURRENT PRECIP. SFC ANALYSIS SHOWS LOW PRESSURE OVER WRN IA WITH WARM FRONT EXTENDING INTO ERN IA SEWD INTO WRN IL. A COLD FRONT IS LOCATED ALONG THE MN/CANADIAN BORDER WHICH IS ASSOCIATED WITH STRONG SHORTWAVE PROGRESSING EWD ACROSS HUDSON BAY. 35 KT LLJ AND SHORTWAVE TROUGH SUPPORTING CONVECTION OVER CNTRL AND SRN WI. MODELS AGREE ON AXIS OF LLJ BECOMING ESTABLISHED OVER ILLINOIS AND INDIANA LATER THIS MORNING...THEREBY ENDING CURRENT CONVECTION. WARM FRONT TO STALL OVER FAR SRN WI AS CANADIAN COLD FRONT APPROACHES FROM THE NORTH. ONLY WEAK SFC CONVERGENCE WILL RESULT BUT WITH SOME SUNSHINE EXPECTED ACROSS SOUTH CENTRAL WI IN WAKE OF CURRENT CONVECTION...THERE MAY BE A CHANCE FOR MORE THUNDERSTORMS. WILL MENTION 30 POPS IN THE AFTERNOON...AND CARRY INTO THE EVENING FOR SRN CWA. UPPER RIDGE TO BUILD ACROSS THE MIDDLE USA AND CANADA THROUGH THURSDAY AND FRIDAY WITH STRONG SFC HIGH NEAR HUDSON BAY. NORTHEAST WINDS AND CLEAR SKIES EXPECTED. GUIDANCE TEMPS MAY BE A LITTLE TO COOL FOR THURSDAY...BUT TEMPS WILL BE DETERMINED ON STRENGTH OF NE WINDS. HAVE COMPROMISED WITH ETA 2M HIGH TEMPS AND GUIDANCE TEMPS FOR THU. OTHERWISE GUIDANCE TEMPS LOOK GOOD. .MKX...NONE MG
The office that day
Everything else NWS Milwaukee, WI issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 22, 3:40 AM CDT | Severe Thunderstorm Warning | MKX | Fond du Lac, Green Lake | 65 min |
| Aug 22, 4:23 AM CDT | Severe Thunderstorm Warning | MKX | Dodge, Ozaukee, Sheboygan, Washington | 67 min |
| Aug 22, 6:42 AM CDT | Flash Flood Warning | MKX | Sauk | 6 hr |
Nearby
Severe Thunderstorm Warnings in Wisconsin, 2001Every severe thunderstorm warning in 2001
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.