Alert archive / Wisconsin / Severe Thunderstorm Warnings in 2001
Severe Thunderstorm Warning 84, NWS Twin Cities, MN
NWS Twin Cities, MN issued this severe thunderstorm warning at Jun 11, 2001, 4:57 PM CDT for Pierce County, Wisconsin. It was in force for 33 min. 1 report came from inside the area while it was in force.
The area
The outline the Iowa Environmental Mesonet reconstructed for it; the warning itself named whole counties, with what was reported inside it.
The facts
- Issued
- Jun 11, 2001, 4:57 PM CDT (21:57 UTC)
- Expired
- Jun 11, 2001, 5:30 PM CDT
- In force
- 33 min
- Issued by
- NWS Twin Cities, MN
- Area
- Whole counties; the outline is the Mesonet’s reconstruction
County Pierce County, WI
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Jun 11, 5:20 PM CDT | Thunderstorm Wind 55 E | Milltown, WI | Numerous trees down, some on houses and vehicles, in a wide swath across the county. One tree fell through a trailer in Balsam Lake. Pole barn collapsed on western edge of Balsam Lake. Tree fell through apartment building in Balsam Lake. Building under constru |
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 |
|---|---|---|---|
| Jun 11, 3:00 PM CDT | Tornado Watch | SPC | 5 hr |
The nearest sounding before it
Minneapolis, MN (KMPX), launched 12:00Z, 10.0 hours before the alert went out and 91 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
- 1636 m above ground
- 0-6 km bulk shear
- 31 kt
- 0-1 km storm-relative helicity
- 93 m²/s²
- 0-3 km storm-relative helicity
- 168 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
995 WUUS53 KMPX 112157 SVRMSP WIC093-112230- BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN 457 PM CDT MON JUN 11 2001 THE NATIONAL WEATHER SERVICE IN THE TWIN CITIES HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... PIERCE COUNTY IN WISCONSIN * UNTIL 530 PM CDT * AT 457 PM CDT...RADAR INDICATED A SEVERE THUNDERSTORM WITH LARGE HAIL AND DAMAGING WINDS 4 MILES SOUTHWEST OF ELLSWORTH...MOVING NORTHEAST AT 20 MPH. * SOME LOCATIONS AFFECTED BY THIS STORM INCLUDE... PLUM CITY. ELLSWORTH. A TORNADO WATCH IS ALSO IN EFFECT FOR THE WARNED AREA. REMEMBER... SEVERE THUNDERSTORMS CAN PRODUCE TORNADOES WITH LITTLE OR NO ADVANCE WARNING. THIS IS A DANGEROUS STORM...STAY INDOORS AWAY FROM WINDOWS. SEVERE THUNDERSTORMS CAN PRODUCE TORNADOES WITH LITTLE OR NO ADVANCE WARNING. LAT...LON 4483 9270 4461 9250 4461 9219 4484 9219
The office that day
Everything else NWS Twin Cities, MN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 11, 4:18 PM CDT | Severe Thunderstorm Warning | MPX | Pierce, Saint Croix | 42 min |
| Jun 11, 5:06 PM CDT | Severe Thunderstorm Warning | MPX | Polk, Saint Croix | 54 min |
| Jun 11, 5:14 PM CDT | Tornado Warning | MPX | Pierce | 31 min |
| Jun 11, 5:30 PM CDT | Severe Thunderstorm Warning | MPX | Barron, Dunn | 60 min |
| Jun 11, 5:58 PM CDT | Severe Thunderstorm Warning | MPX | Saint Croix | 62 min |
| Jun 11, 6:17 PM CDT | Severe Thunderstorm Warning | MPX | Pierce | 58 min |
| Jun 11, 6:23 PM CDT | Severe Thunderstorm Warning | MPX | Chippewa, Rusk | 52 min |
| Jun 11, 6:41 PM CDT | Severe Thunderstorm Warning | MPX | Dunn, Pepin | 49 min |
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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.