Alert archive / Wisconsin / Severe Thunderstorm Warnings in 2009
Severe Thunderstorm Warning 63, NWS Twin Cities, MN
NWS Twin Cities, MN issued this severe thunderstorm warning at Aug 2, 2009, 9:16 PM CDT for Rusk County, Wisconsin. It was in force for 44 min. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- Aug 2, 2009, 9:16 PM CDT (02:16 UTC)
- Expired
- Aug 2, 2009, 10:00 PM CDT
- In force
- 44 min
- Issued by
- NWS Twin Cities, MN
- Area
- Storm-based polygon
County Rusk County, WI
The radar
The Duluth radar (KDLH), 180 km from the middle of the area, began a volume at 02:17 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 nearest sounding before it
Minneapolis, MN (KMPX), launched 00:00Z, 2.3 hours before the alert went out and 220 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
- 1619 J/kg
- Mixed-layer CIN
- -56 J/kg
- Mixed-layer LCL
- 1198 m above ground
- 0-6 km bulk shear
- 50 kt
- 0-1 km storm-relative helicity
- 255 m²/s²
- 0-3 km storm-relative helicity
- 395 m²/s²
- Significant tornado parameter
- 2.1
- Supercell composite
- 10.4
The text
As transmitted, in the capitals the NWS used until 2016.
000
WUUS53 KMPX 030216
SVRMPX
WIC107-030300-
/O.NEW.KMPX.SV.W.0063.090803T0216Z-090803T0300Z/
BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
916 PM CDT SUN AUG 2 2009
THE NATIONAL WEATHER SERVICE IN THE TWIN CITIES HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
RUSK COUNTY IN NORTHWEST WISCONSIN...
* UNTIL 1000 PM CDT
* AT 912 PM CDT...RADAR INDICATED A SEVERE THUNDERSTORM...CAPABLE OF
PRODUCING QUARTER SIZE HAIL. THIS STORM WAS LOCATED 5 MILES
NORTHEAST OF BRUCE...OR ABOUT 8 MILES NORTHWEST OF LADYSMITH...AND
MOVING EAST AT 30 MPH. MORE SEVERE STORMS ARE POSSIBLE TO DEVELOP
FURTHER NORTHWEST...IN NORTHWEST RUSK COUNTY AS WELL THROUGH 1000
PM.
LOCATIONS IN THE WARNING INCLUDE...
LADYSMITH...
TONY...
CONRATH...
GLEN FLORA...
SHELDON...
HAWKINS...
PRECAUTIONARY/PREPAREDNESS ACTIONS...
IF YOU ARE IN THE PATH OF THIS STORM...PREPARE IMMEDIATELY FOR LARGE
HAIL. SEEK SHELTER NOW INSIDE A STURDY STRUCTURE AND STAY AWAY FROM
WINDOWS.
REPORT ANY SIGNIFICANT WIND OR HAIL DAMAGE TO THE NEAREST LAW
ENFORCEMENT AGENCY...FOR RELAY TO THE NATIONAL WEATHER SERVICE.
A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 300 AM CDT MONDAY
MORNING FOR SOUTHERN MINNESOTA.
&&
LAT...LON 4537 9068 4537 9091 4529 9092 4545 9127
4552 9155 4564 9154 4564 9100 4559 9068
4558 9067 4553 9066 4538 9067
TIME...MOT...LOC 0216Z 288DEG 26KT 4552 9118
$$2 follow-up statements
000
WWUS53 KMPX 030226
SVSMPX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
926 PM CDT SUN AUG 2 2009
WIC107-030300-
/O.CON.KMPX.SV.W.0063.000000T0000Z-090803T0300Z/
RUSK WI-
926 PM CDT SUN AUG 2 2009
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1000 PM CDT
FOR RUSK COUNTY...
AT 925 PM CDT...RADAR CONTINUED TO INDICATE A SEVERE THUNDERSTORM...
CAPABLE OF PRODUCING QUARTER SIZE HAIL. THE SEVERE STORM WAS LOCATED
2 MILES NORTH OF LADYSMITH...OR ABOUT 5 MILES WEST OF TONY...AND
MOVING EAST AT 30 MPH.
LOCATIONS IN THE WARNING INCLUDE...
TONY...GLEN FLORA...HAWKINS AND INGRAM.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
IF YOU ARE IN THE PATH OF THIS STORM...PREPARE IMMEDIATELY FOR LARGE
HAIL. SEEK SHELTER NOW INSIDE A STURDY STRUCTURE AND STAY AWAY FROM
WINDOWS.
REPORT ANY DAMAGE TO THE NEAREST LAW ENFORCEMENT AGENCY...FOR RELAY
TO THE NATIONAL WEATHER SERVICE.
A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 300 AM CDT MONDAY
MORNING FOR SOUTHERN MINNESOTA.
&&
LAT...LON 4537 9068 4537 9091 4535 9091 4535 9093
4554 9154 4564 9154 4564 9100 4559 9068
4558 9067 4553 9066 4538 9067
TIME...MOT...LOC 0226Z 288DEG 26KT 4550 9108
$$000
WWUS53 KMPX 030259
SVSMPX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
959 PM CDT SUN AUG 2 2009
WIC107-030310-
/O.EXP.KMPX.SV.W.0063.000000T0000Z-090803T0300Z/
RUSK WI-
959 PM CDT SUN AUG 2 2009
...THE SEVERE THUNDERSTORM WARNING FOR RUSK COUNTY EXPIRES AT 1000 PM
CDT...
SEVERE STORMS WERE ABOUT TO MOVE OUT OF THE COUNTY. HOWEVER...MORE
THUNDERSTORMS WERE DEVELOPING IN THE AREA...REMAIN ALERT FOR
ADDITIONAL WARNINGS.
REPORT ANY DAMAGE THAT MAY HAVE OCCURED...TO THE NEAREST LAW
ENFORCEMENT AGENCY...FOR RELAY TO THE NATIONAL WEATHER SERVICE.
A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 300 AM CDT MONDAY
MORNING FOR SOUTHERN MINNESOTA.
LAT...LON 4537 9068 4537 9091 4535 9091 4535 9093
4554 9154 4564 9154 4564 9100 4559 9068
4558 9067 4553 9066 4538 9067
TIME...MOT...LOC 0300Z 288DEG 26KT 4542 9074
$$The office that day
Everything else NWS Twin Cities, MN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 2, 11:48 PM CDT | Severe Thunderstorm Warning | MPX | Pierce, Saint Croix | 57 min |
| Aug 3, 12:12 AM CDT | Special Weather Statement | MPX | Pepin | 48 min |
| Aug 3, 12:29 AM CDT | Special Weather Statement | MPX | Saint Croix | 46 min |
| Aug 3, 12:35 AM CDT | Special Weather Statement | MPX | Chippewa, Dunn, Eau Claire | 40 min |
Nearby
Severe Thunderstorm Warnings in Wisconsin, 2009Every severe thunderstorm warning in 2009
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.