Alert archive / Wisconsin / Severe Thunderstorm Warnings in 1998
Severe Thunderstorm Warning 1, NWS Milwaukee, WI
NWS Milwaukee, WI issued this severe thunderstorm warning at Mar 30, 1998, 3:24 PM CST for Iowa County, Lafayette County, Wisconsin. It was in force for 41 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
- Mar 30, 1998, 3:24 PM CST (21:24 UTC)
- Expired
- Mar 30, 1998, 4:05 PM CST
- In force
- 41 min
- Issued by
- NWS Milwaukee, WI
- Area
- Whole counties
Counties Iowa County, WI, Lafayette County, WI
The radar
The Milwaukee radar (KMKX), 130 km from the middle of the area, began a volume at 21:27 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 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
Davenport, (KDVN), launched 12:00Z, 9.4 hours before the alert went out and 138 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
- 1173 J/kg
- Mixed-layer CIN
- -43 J/kg
- Mixed-layer LCL
- 828 m above ground
- 0-6 km bulk shear
- 53 kt
- 0-1 km storm-relative helicity
- 268 m²/s²
- 0-3 km storm-relative helicity
- 302 m²/s²
- Significant tornado parameter
- 1.8
- Supercell composite
- 8.5
The text
As transmitted, in the capitals the NWS used until 2016.
074 WUUS1 KMKE 302125 RRA SVRMKE WIC049-065-302205- BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI 324 PM CST MON MAR 30 1998 THE NATIONAL WEATHER SERVICE IN MILWAUKEE/SULLIVAN WI HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... IOWA COUNTY IN SOUTH CENTRAL WISCONSIN NORTHERN LAFAYETTE COUNTY IN SOUTH CENTRAL WISCONSIN * UNTIL 405 PM CST * AT 325 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM 10 MILES NORTWEST OF PLATTEVILLE... MOVING NORTHEAST AT 50 MPH. * THE SEVERE THUNDERSTORM WILL BE NEAR... DODGEVILLE AT 345 PM CST MINERAL POINT AT 345 PM CST * THIS STORM WILL LIKELY PRODUCE 1 INCH HAIL. 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, 11:00 AM CST, 4 hours 24 minutes before
WIZ046-047-051-052-056>060-062>072-311200- HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI 1100 AM CST MON MAR 30 1998 ...MODERATE RISK OF SEVERE THUNDERSTORMS THIS AFTERNOON AND EVENING ALONG AND SOUTH OF A JANESVILLE TO MILWAUKEE LINE... ...SLIGHT RISK OF SEVERE THUNDERSTORMS THIS AFTERNOON AND EVENING REMAINDER OF SOUTHEAST AND SOUTHCENTRAL WISCONSIN... THREAT... LARGE HAIL...DAMAGING WINDS...AND HEAVY RAIN. DISCUSSION... A COLD FRONT FROM NORTHERN IOWA TO EASTERN WISCONSIN WILL SAG TO SOUTHERN WISCONSIN THIS AFTERNOON AND STALL. A STRONG LOW LEVEL JET SOUTH OF THE REGION WILL OVERRUN THE STALLED FRONT. NUMEROUS THUNDERSTORMS ARE EXPECTED TO DEVELOP THIS AFTERNOON. WITH SOME HEATING OF THE ATMOSPHERE AND UNSTABLE AIR IN PLACE...SOME OF THESE STORMS MAY BECOME SEVERE. THE MAIN CONCERN WILL BE LARGE HAIL AND HEAVY RAIN. PERIODS OF THUNDERSTORMS ALONG WITH HEAVY RAIN SHOULD CONTINUE TONIGHT. RAINFALL TOTALS THROUGH TUESDAY MORNING MAY EXCEED 2 INCHES...AND FLASH FLOODING IS A POSSIBILITY. SPOTTER ACTIVATION... STORM SPOTTER GROUPS MAY NEED TO BE ACTIVATED THIS AFTERNOON AND INTO THE EVENING. JH
Special weather statement, Mar 30, 11:00 AM CST, 4 hours 24 minutes before
WIZ046-047-051-052-056>060-062>072-311200- HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI 1100 AM CST MON MAR 30 1998 ...MODERATE RISK OF SEVERE THUNDERSTORMS THIS AFTERNOON AND EVENING ALONG AND SOUTH OF A JANESVILLE TO MILWAUKEE LINE... ...SLIGHT RISK OF SEVERE THUNDERSTORMS THIS AFTERNOON AND EVENING REMAINDER OF SOUTHEAST AND SOUTHCENTRAL WISCONSIN... THREAT... LARGE HAIL...DAMAGING WINDS...AND HEAVY RAIN. DISCUSSION... A COLD FRONT FROM NORTHERN IOWA TO EASTERN WISCONSIN WILL SAG TO SOUTHERN WISCONSIN THIS AFTERNOON AND STALL. A STRONG LOW LEVEL JET SOUTH OF THE REGION WILL OVERRUN THE STALLED FRONT. NUMEROUS THUNDERSTORMS ARE EXPECTED TO DEVELOP THIS AFTERNOON. WITH SOME HEATING OF THE ATMOSPHERE AND UNSTABLE AIR IN PLACE...SOME OF THESE STORMS MAY BECOME SEVERE. THE MAIN CONCERN WILL BE LARGE HAIL AND HEAVY RAIN. PERIODS OF THUNDERSTORMS ALONG WITH HEAVY RAIN SHOULD CONTINUE TONIGHT. RAINFALL TOTALS THROUGH TUESDAY MORNING MAY EXCEED 2 INCHES...AND FLASH FLOODING IS A POSSIBILITY. SPOTTER ACTIVATION... STORM SPOTTER GROUPS MAY NEED TO BE ACTIVATED THIS AFTERNOON AND INTO THE EVENING. JH
The office that day
Everything else NWS Milwaukee, WI issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 30, 5:58 PM CST | Severe Thunderstorm Warning | MKX | Sheboygan | 47 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.