Alert archive / Wisconsin / Severe Thunderstorm Warnings in 1998
Severe Thunderstorm Warning 2, NWS Milwaukee, WI
NWS Milwaukee, WI issued this severe thunderstorm warning at Mar 30, 1998, 5:58 PM CST for Sheboygan County, Wisconsin. It was in force for 47 min. 2 reports came from inside the area while it was in force.
The area
The counties it named, with what was reported inside it.
The facts
- Issued
- Mar 30, 1998, 5:58 PM CST (23:58 UTC)
- Expired
- Mar 30, 1998, 6:45 PM CST
- In force
- 47 min
- Issued by
- NWS Milwaukee, WI
- Area
- Whole counties
County Sheboygan County, WI
The radar
The Green Bay radar (KGRB), 86 km from the middle of the area, began a volume at 00:03 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 |
|---|---|---|---|
| Mar 30, 6:10 PM CST | Hail 1 | Elkhart Lake, WI | |
| Mar 30, 6:15 PM CST | Hail 0.75 | Hingham, WI |
NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Mar 30, 2:45 PM CST | Severe Thunderstorm Watch | SPC | 6 hr |
The nearest sounding before it
Green Bay/Straub, WI (KGRB), launched 12:00Z, 12.0 hours before the alert went out and 84 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
- 282 J/kg
- Mixed-layer CIN
- -127 J/kg
- Mixed-layer LCL
- 1005 m above ground
- 0-6 km bulk shear
- 60 kt
- 0-1 km storm-relative helicity
- 20 m²/s²
- 0-3 km storm-relative helicity
- 35 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.2
The text
As transmitted, in the capitals the NWS used until 2016.
112 WUUS1 KMKE 302359 RRA SVRMKE WIC117-310045- BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI 558 PM CST MON MAR 30 1998 THE NATIONAL WEATHER SERVICE IN MILWAUKEE/SULLIVAN WI HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... SHEBOYGAN COUNTY IN EAST CENTRAL WISCONSIN * UNTIL 645 PM CST * AT 555 PM...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM 10 MILES SOUTHWEST OF ELKHART LAKE... MOVING NORTHEAST AT 45 MPH. * THE SEVERE THUNDERSTORM WILL BE NEAR... PLYMOUTH AT 615 PM CDT SHEBOYGAN AT 630 PM CDT IF YOU ARE IN THESE AREAS... SEEK SAFETY IN A SMALL INTERIOR ROOM AWAY FROM WINDOWS. A BASEMENT OFFERS THE BEST PROTECTION. SEVERE THUNDERSTORMS WILL OCCASIONALLY PRODUCE TORNADOES. DAVIS/HENTZ
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, Mar 30, 3:45 PM CST, 2 hours 13 minutes before
WIZ022-035>072-310750- SPECIAL WEATHER STATEMENT ...DAY 2 OUTLOOK... NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI 345 PM CST MON MAR 30 1998 ...SEVERE WEATHER OUTLOOK FOR WISCONSIN FOR TUESDAY... SEVERE THUNDERSTORMS WITH LARGE HAIL...DAMAGING WINDS AND A FEW TORNADOES WILL BE POSSIBLE ACROSS MUCH OF THE SOUTHERN HALF OF WISCONSIN ON TUESDAY. THE AREA IS ROUGHLY SOUTH OF A LINE FROM LA CROSSE TO GREEN BAY. THIS WOULD INCLUDE THE METRO AREAS OF MADISON AND MILWAUKEE. THE MAIN TIMING OF THE SEVERE WEATHER THREAT APPEARS TO BE TUESDAY MORNING INTO TUESDAY AFTERNOON. A POWERFUL SPRING STORM OVER THE SOUTHERN PLAINS LATE THIS MONDAY AFTERNOON WILL TRACK IN A NORTHERLY DIRECTION TOWARD THE GREAT LAKES OVERNIGHT. AN OUTBREAK OF SEVERE WEATHER IS POSSIBLE ON TUESDAY AS THIS STORM APPROACHES. ALL INGREDIENTS NECESSARY FOR SEVERE WEATHER WILL BE IN PLACE AND IF ENOUGH SURFACE HEATING TAKES PLACE THIS COULD BE A SIGNIFICANT OUTBREAK. THIS IS A PRELIMINARY ADVISORY STATEMENT. PLEASE LISTEN FOR LATER STATEMENTS AND FORECASTS. JH/DAVIS
Special weather statement, Mar 30, 3:45 PM CST, 2 hours 13 minutes before
WIZ022-035>072-310750- SPECIAL WEATHER STATEMENT ...DAY 2 OUTLOOK... NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI 345 PM CST MON MAR 30 1998 ...SEVERE WEATHER OUTLOOK FOR WISCONSIN FOR TUESDAY... SEVERE THUNDERSTORMS WITH LARGE HAIL...DAMAGING WINDS AND A FEW TORNADOES WILL BE POSSIBLE ACROSS MUCH OF THE SOUTHERN HALF OF WISCONSIN ON TUESDAY. THE AREA IS ROUGHLY SOUTH OF A LINE FROM LA CROSSE TO GREEN BAY. THIS WOULD INCLUDE THE METRO AREAS OF MADISON AND MILWAUKEE. THE MAIN TIMING OF THE SEVERE WEATHER THREAT APPEARS TO BE TUESDAY MORNING INTO TUESDAY AFTERNOON. A POWERFUL SPRING STORM OVER THE SOUTHERN PLAINS LATE THIS MONDAY AFTERNOON WILL TRACK IN A NORTHERLY DIRECTION TOWARD THE GREAT LAKES OVERNIGHT. AN OUTBREAK OF SEVERE WEATHER IS POSSIBLE ON TUESDAY AS THIS STORM APPROACHES. ALL INGREDIENTS NECESSARY FOR SEVERE WEATHER WILL BE IN PLACE AND IF ENOUGH SURFACE HEATING TAKES PLACE THIS COULD BE A SIGNIFICANT OUTBREAK. THIS IS A PRELIMINARY ADVISORY STATEMENT. PLEASE LISTEN FOR LATER STATEMENTS AND FORECASTS. JH/DAVIS
The office that day
Everything else NWS Milwaukee, WI issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 30, 3:24 PM CST | Severe Thunderstorm Warning | MKX | Iowa, Lafayette | 41 min |
Nearby
Severe Thunderstorm Warnings in Wisconsin, 1998Every severe thunderstorm warning in 1998
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.