Alert archive / Wisconsin / Severe Thunderstorm Warnings in 2000
Severe Thunderstorm Warning 40, NWS Twin Cities, MN
NWS Twin Cities, MN issued this severe thunderstorm warning at Jul 7, 2000, 11:36 AM CDT for Pierce County, Wisconsin. It was in force for 54 min. 3 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
- Jul 7, 2000, 11:36 AM CDT (16:36 UTC)
- Expired
- Jul 7, 2000, 12:30 PM CDT
- In force
- 54 min
- Issued by
- NWS Twin Cities, MN
- Area
- Whole counties
County Pierce County, WI
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Jul 7, 12:05 PM CDT | Hail 0.88 | River Falls, WI | Red Wing Republican newspaper reported an approximately two mile wide, 20 mile wide swath of destruction to crops began in the northwest portion of Pierce county (about 3 miles west of River Falls) and ended just north of Hager City. The vast majority of t |
| Jul 7, 12:05 PM CDT | Thunderstorm Wind 55 E | River Falls, WI | Scattered trees down. Minor damage to barns and outbuildings. |
| Jul 7, 12:15 PM CDT | Hail 1 | Bay City, WI | Quarter inch hail covered the ground. |
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 nearest sounding before it
Minneapolis, MN (KMPX), launched 12:00Z, 4.6 hours before the alert went out and 94 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
- 50 J/kg
- Mixed-layer CIN
- -428 J/kg
- Mixed-layer LCL
- 589 m above ground
- 0-6 km bulk shear
- 43 kt
- 0-1 km storm-relative helicity
- 249 m²/s²
- 0-3 km storm-relative helicity
- 367 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 1.3
The text
The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.
The office that day
Everything else NWS Twin Cities, MN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 7, 11:30 AM CDT | Tornado Warning | MPX | Saint Croix | 45 min |
| Jul 7, 12:14 PM CDT | Severe Thunderstorm Warning | MPX | Pepin | 46 min |
| Jul 7, 1:44 PM CDT | Severe Thunderstorm Warning | MPX | Pepin | 16 min |
Nearby
Severe Thunderstorm Warnings in Wisconsin, 2000Every severe thunderstorm warning in 2000
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.