Alert archive / Wisconsin / Severe Thunderstorm Warnings in 2014
Severe Thunderstorm Warning 63, NWS Twin Cities, MN
NWS Twin Cities, MN issued this severe thunderstorm warning at Jul 7, 2014, 6:28 PM CDT for Pepin County, Pierce County, Wisconsin. It was in force for 32 min. 1 report came from inside the area while it was in force.
The area
The outline as issued, with what was reported inside it.
The facts
- Issued
- Jul 7, 2014, 6:28 PM CDT (23:28 UTC)
- Expired
- Jul 7, 2014, 7:00 PM CDT
- In force
- 32 min
- Issued by
- NWS Twin Cities, MN
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 60.0 mph
Counties Pepin County, WI, Pierce County, WI
The radar
The Minneapolis radar (KMPX), 107 km from the middle of the area, began a volume at 23:31 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 |
|---|---|---|---|
| Jul 7, 6:45 PM CDT | HAIL 1 | 8 Sw Durand, WI |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Jul 7, 5:12 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
The nearest sounding before it
Minneapolis, MN (KMPX), launched 12:00Z, 11.5 hours before the alert went out and 110 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
- 1744 m above ground
- 0-6 km bulk shear
- 38 kt
- 0-1 km storm-relative helicity
- 50 m²/s²
- 0-3 km storm-relative helicity
- 87 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
084
WUUS53 KMPX 072328
SVRMPX
WIC091-093-080000-
/O.NEW.KMPX.SV.W.0063.140707T2328Z-140708T0000Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
628 PM CDT MON JUL 7 2014
THE NATIONAL WEATHER SERVICE IN THE TWIN CITIES HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
WESTERN PEPIN COUNTY IN WEST CENTRAL WISCONSIN...
SOUTHEASTERN PIERCE COUNTY IN WEST CENTRAL WISCONSIN...
* UNTIL 700 PM CDT
* AT 625 PM CDT...A SEVERE THUNDERSTORM WAS LOCATED 7 MILES SOUTH OF
ELLSWORTH...AND MOVING EAST AT 40 MPH.
HAZARD...60 MPH WIND GUSTS AND QUARTER SIZE HAIL.
SOURCE...RADAR INDICATED.
IMPACT...HAIL DAMAGE TO VEHICLES IS EXPECTED. EXPECT WIND DAMAGE TO
ROOFS...SIDING AND TREES.
* LOCATIONS IMPACTED INCLUDE...
MAIDEN ROCK...PLUM CITY...PORCUPINE...ELLA AND ARKANSAW.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.
&&
LAT...LON 4448 9205 4453 9231 4456 9235 4456 9245
4458 9255 4473 9254 4472 9213 4469 9213
4468 9202
TIME...MOT...LOC 2327Z 276DEG 34KT 4463 9242
HAIL...1.00IN
WIND...60MPH
$$
SPD1 follow-up statement
634
WWUS53 KMPX 072341
SVSMPX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
641 PM CDT MON JUL 7 2014
WIC091-093-080000-
/O.CON.KMPX.SV.W.0063.000000T0000Z-140708T0000Z/
PEPIN WI-PIERCE WI-
641 PM CDT MON JUL 7 2014
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR SOUTHEASTERN
PIERCE AND WESTERN PEPIN COUNTIES UNTIL 700 PM CDT...
AT 638 PM CDT...A SEVERE THUNDERSTORM WAS LOCATED 8 MILES NORTH OF
FRONTENAC STATE PARK...AND MOVING EAST AT 40 MPH.
HAZARD...60 MPH WIND GUSTS AND QUARTER SIZE HAIL.
SOURCE...RADAR INDICATED.
IMPACT...HAIL DAMAGE TO VEHICLES IS EXPECTED. EXPECT WIND DAMAGE TO
ROOFS...SIDING AND TREES.
LOCATIONS IMPACTED INCLUDE...
PLUM CITY...PORCUPINE...ELLA AND ARKANSAW.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.
&&
LAT...LON 4448 9205 4453 9231 4456 9235 4457 9243
4471 9236 4472 9214 4469 9213 4468 9202
TIME...MOT...LOC 2341Z 276DEG 34KT 4462 9223
HAIL...1.00IN
WIND...60MPH
$$
SPDThe office that day
Everything else NWS Twin Cities, MN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 7, 1:25 PM CDT | Severe Thunderstorm Warning | MPX | Chippewa, Rusk | 39 min |
| Jul 7, 2:15 PM CDT | Special Weather Statement | MPX | Saint Croix | 30 min |
| Jul 7, 3:26 PM CDT | Special Weather Statement | MPX | Eau Claire, Pepin | 49 min |
| Jul 7, 3:35 PM CDT | Severe Thunderstorm Warning | MPX | Eau Claire | 40 min |
| Jul 7, 3:46 PM CDT | Special Weather Statement | MPX | Rusk | 29 min |
| Jul 7, 6:40 PM CDT | Severe Thunderstorm Warning | MPX | Pepin, Pierce | 49 min |
| Jul 7, 6:49 PM CDT | Tornado Warning | MPX | Pierce | 15 min |
Nearby
Severe Thunderstorm Warnings in Wisconsin, 2014Every severe thunderstorm warning in 2014
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.