Alert archive / Wisconsin / Severe Thunderstorm Warnings in 1991
Severe Thunderstorm Warning 21, NWS Duluth, MN
NWS Duluth, MN issued this severe thunderstorm warning at May 29, 1991, 1:50 AM CDT for Oneida County, Wisconsin. It was in force for 25 min. 1 report 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
- May 29, 1991, 1:50 AM CDT (06:50 UTC)
- Expired
- May 29, 1991, 2:15 AM CDT
- In force
- 25 min
- Issued by
- NWS Duluth, MN
- Area
- Whole counties
County Oneida County, WI
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| May 29, 2:01 AM CDT | Hail 0.75 | Oneida, 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. Storm Data before 1996 records only tornadoes, thunderstorm wind and hail.
The nearest sounding before it
Green Bay/Straub, WI (KGRB), launched 00:00Z, 6.8 hours before the alert went out and 176 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
- NaN m above ground
- 0-6 km bulk shear
- 54 kt
- 0-1 km storm-relative helicity
- 179 m²/s²
- 0-3 km storm-relative helicity
- 381 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 11.8
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KDLH 290652 SVRDLH WIC085-290715- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE DULUTH MN 150 AM CDT WED MAY 29 1991 THE NATIONAL WEATHER SERVICE IN DULUTH HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 215 AM CDT FOR PEOPLE IN THE FOLLOWING LOCATION... IN NORTH WISCONSIN ...SOUTHERN ONEIDA COUNTY AT 1 45 AM RADAR SHOWED A SEVERE THUNDERSTORM IN SOUTHEAST PRICE COUNTY NEAR CLIFFORD ABOUT 25 MILES SOUTHWEST OF RHINELANDER. THE STORM WAS MOVING EAST NORTHEAST AT 40 MILES AN HOUR AND WILL BE NEAR RHINELANDER SHORTLY AFTER 2 AM. THIS STORM HAS WINDS CLOCKED AT 60 MILES AN HOUR AND CAUSED SOME PROPERTY DAMAGE NEAR KENNAN IN SOUTHERN PRICE COUNTY AT 1 15 AM. A TORNADO WATCH IS ALSO IN EFFECT FOR THE WARNED AREA. REMEMBER SEVERE THUNDERSTORMS CAN AND OCCASIONALLY DO PRODUCE TORNADOES WITH LITTLE OR NO ADVANCE WARNING. IF YOU ARE CAUGHT OUTSIDE...SEEK SHELTER FROM THE WEATHER I)N A STRONG BUILDING. STAY INSIDE AWAY FROM WINDOWS UNTIL THE STORM HAS PASSED.
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, May 28, 10:45 PM CDT, 3 hours 5 minutes before
WIZ002-004-005-290445- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE DULUTH MN 1040 PM CDT TUE MAY 28 1991 ...A TORNADO WATCH IS IN EFFECT UNTIL 5 AM WEDNESDAY FOR PARTS OF NORTHERN WISCONSIN WISCONSIN... A SEVERE THUNDERSTORM WITH BASEBALL SIZE HAIL AND WIND GUSTS OF OVER 55 MILES AN HOUR WAS MOVING ACROSS WEST CENTRAL WISCONSIN. THE MOVEMENT OF THIS STORM...EAST AT 35 MILES AN HOUR...INDICATES THAT THIS STORM WILL REMAIN SOUTH OF BURNETT COUNTY BUT MAY MOVE INTO SOUTHERN WASHBURN COUNTY OF NORTHWEST WISCONSIN. OTHER POTENTIALLY SEVERE STORMS WILL BE MOVING INTO WISCONSIN TONIGHT. PERSONS IN THE WATCH AREA SHOULD MONITOR TH WEATHER CLOSELY AND BE PREPARED TO SEEK SAFE SHELTER SHOULD A WARNING BE ISSUED. CLC
Special weather statement, May 28, 11:12 PM CDT, 2 hours 38 minutes before
WIZ002-004-005-290510- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE DULUTH MN 1110 PM CDT TUE MAY 28 1991 ...A TORNADO WATCH IS IN EFFECT UNTIL 5 AM WEDNESDAY FOR PARTS OF NORTHERN WISCONSIN... AT 11 PM A THUNDERSTORM CONTAINING VERY HEAVY RAIN AND POSSIBLY HAIL WAS NEARING THE SOUTHWEST CORNER OF WASBURN COUNTY OF NORTHWEST WISCONSIN. IT WAS NEAR THE TOWN OF CUMBERLAND WHICH IS 35 MILES SOUTHEAST OF GRANTSBURG. THE THUNDERSTORM WAS MOVING NORTHEAST AT 35 MILES AN HOUR. WITH THIS MOVEMENT THE STORM WILL MOVE ACROSS MAINLY ACROSS THE SOUTHERN AND SOUTHEAST PART OF WASHBURN COUNTY. THE TOWN OF SARONA WILL BE CLOSE TO THE THUNDERSTORM PATH. PERSONS IN SOUTHERN WASHBURN COUNTY...AND ESPECIALLY CAMPERS...SHOULD SEEK SAFE AS THIS STORM APPROACHES...BE PREPARED FOR GUSTY WINDS... VERY HEAVY RAIN...FREQUENT LIGHTNING AND POSSIBLE HAIL. CLC
Special weather statement, May 28, 11:34 PM CDT, 2 hours 16 minutes before
MNZ003>005-007>009-011-012-WIZ001-004-290510- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE DULUTH MN 1130 PM CDT TUE MAY 28 1991 ...A TORNADO WATCH IS IN EFFECT UNTIL 5 AM WEDNESDAY FOR PARTS OF NORTHERN WISCONSIN... AT 1115 PM NUMEROUS THUNDERSTORMS...SOME WITH VERY HEAVY RAIN AND POSSIBLY HAIL...WERE OVER NORTHEAST MINNESOTA AND NORTHWEST WISCONSIN. THE STRONGEST STORMS WERE OVER NORTHWEST WISCONSIN FROM EXTREME SOUTHERN WASHBURN COUNTY TO 20 MILES SOUTHEAST OF HAYWARD. OTHER SHOWERS AND THUNDERSTORMS WERE FROM JUST EAST OF GRAND RAPIDS MINNESOTA TO JUST WEST AND NORTH OF DULUTH AND STRETCHED SOUTH TO PINE CITY. IN WISCONSIN THE PRECIPITATION AREA WAS WEST OF A LINE FROM NEAR POPLAR TO HAYWAD AND OVER LAKE CHIPPEWA. IF A THUNDERSTORM APPROACHES SEEK SAFE SHELTER. BE PREPARED FOR FREQUENT LIGHTNING...VERY STRONG WINDS AND POSSIBLE HAIL. VERY HEAVY RAIN...FREQUENT LIGHTNING AND POSSIBLE HAIL. CLC
Special weather statement, May 28, 11:37 PM CDT, 2 hours 13 minutes before
MNZ003>005-007>009-011-012-WIZ001-004-290510- SPECIAL WEATHER STATEMENT...CORRECTION FIRST LINE NATIONAL WEATHER SERVICE DULUTH MN 1130 PM CDT TUE MAY 28 1991 ...A TORNADO WATCH IS IN EFFECT UNTIL 5 AM WEDNESDAY FOR PARTS OF NORTHERN WISCONSIN... AT 1130 PM NUMEROUS THUNDERSTORMS...SOME WITH VERY HEAVY RAIN AND POSSIBLY HAIL...WERE OVER NORTHEAST MINNESOTA AND NORTHWEST WISCONSIN. THE STRONGEST STORMS WERE OVER NORTHWEST WISCONSIN FROM EXTREME SOUTHERN WASHBURN COUNTY TO 20 MILES SOUTHEAST OF HAYWARD. OTHER SHOWERS AND THUNDERSTORMS WERE FROM JUST EAST OF GRAND RAPIDS MINNESOTA TO JUST WEST AND NORTH OF DULUTH AND STRETCHED SOUTH TO PINE CITY. IN WISCONSIN THE PRECIPITATION AREA WAS WEST OF A LINE FROM NEAR POPLAR TO HAYWAD AND OVER LAKE CHIPPEWA. IF A THUNDERSTORM APPROACHES SEEK SAFE SHELTER. BE PREPARED FOR FREQUENT LIGHTNING...VERY STRONG WINDS AND POSSIBLE HAIL. VERY HEAVY RAIN...FREQUENT LIGHTNING AND POSSIBLE HAIL. CLC
Special weather statement, May 28, 11:50 PM CDT, 2 hours before
WIZ003-004-290545- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE DULUTH MN 1147 PM CDT TUE MAY 28 1991 ...A TORNADO WATCH IS IN EFFECT FOR PARTS OF NORTHERN WISCONSIN UNTIL 5 AM WEDNESDAY MORNING... AT 1145 PM A THUNDERSTORM WITH VERY HEAVY RAIN AND POSSIBLE HAIL WAS LOCATED 20 MILES WEST OF PARK FALLS...JUST SOUTH OF LORETTA. MOVEMENT WAS EAST AT 30 MILES AN HOUR. BY 1230 AM IT WILL BE IN THE VICINITY OF PARK FALLS AND FIFIELD. IF THE STORM APPROACHES YOU...SEEK SAFE SHELTER IMMEDIATELY. BE PREPARED FOR VERY HEAVY DOWNPOURS...FREQUENT LIGHTNING AND POSSIBLE HAIL. CLC
Special weather statement, May 29, 12:48 AM CDT, 1 hour 2 minutes before
WIZ002-290645- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE DULUTH MN 1246 AM CDT WED MAY 29 1991 ...THUNDERSTORMS IN NORTHERN WISCONSIN... AT 12 40 AM CDT DULUTH RADAR DETECTED AN AREA OF THUNDERSTORMS IN NORTHERN WISCONSIN. THE AREA WAS IN A BAND FROM RICE LAKE TO PARK FALLS AND WAS MOVING EAST NORTHEAST AT 30 TO 40 MILES AN HOUR. THE STRONGEST THUNDERSTORMS WERE NEAR PARK FALLS WHERE OFFICIALS REPORTED VERY HEAVY RAIN AND DIME-VSIZE HAIL AT 12 35 AM. THIS STORM WILL MOVE JUST NORTH OF LAC DE FLAMBEAU IN RURAL VILAS COUNTY AFTER 1 AM. DFM
The office that day
Everything else NWS Duluth, MN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 29, 1:21 AM CDT | Severe Thunderstorm Warning | DLH | Price | 38 min |
Nearby
Severe Thunderstorm Warnings in Wisconsin, 1991Every severe thunderstorm warning in 1991
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.