Tornado Watch 448

Issued

Jun 18, 2001, 7:45 PM CDT (00:45 UTC)

Expired

Jun 19, 2001, 1:00 AM CDT

In force

5 hr

Issued by

the Storm Prediction Center

The La Crosse radar (KARX), 58 km from the middle of the area, began a volume at 00:48 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.

058 
WWUS9 KMKC 190040
SEL8  

SEL8  
MKC WW 190034
MNZ000-WIZ000-190600-

URGENT - IMMEDIATE BROADCAST REQUESTED
TORNADO WATCH NUMBER 448
STORM PREDICTION CENTER NORMAN OK
734 PM CDT MON JUN 18 2001

THE STORM PREDICTION CENTER HAS ISSUED A
TORNADO WATCH FOR PORTIONS OF

SOUTHEAST MINNESOTA                          
WESTERN AND CENTRAL WISCONSIN                          

EFFECTIVE THIS MONDAY NIGHT AND TUESDAY MORNING FROM 745 PM UNTIL
100 AM CDT.

TORNADOES...HAIL TO 2 INCHES IN DIAMETER...THUNDERSTORM WIND GUSTS
TO 70 MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE AREAS.

THE TORNADO WATCH AREA IS ALONG AND 80 STATUTE MILES EAST AND WEST
OF A LINE FROM 40 MILES SOUTHEAST OF ROCHESTER MINNESOTA TO 45
MILES NORTHWEST OF WAUSAU WISCONSIN.

REMEMBER...A TORNADO WATCH MEANS CONDITIONS ARE FAVORABLE FOR
TORNADOES AND SEVERE THUNDERSTORMS IN AND CLOSE TO THE WATCH AREA. 
PERSONS IN THESE AREAS SHOULD BE ON THE LOOKOUT FOR THREATENING
WEATHER CONDITIONS AND LISTEN FOR LATER STATEMENTS AND POSSIBLE
WARNINGS.

OTHER WATCH INFORMATION...  CONTINUE...WW 445...WW 446...WW 447...

DISCUSSION...THUNDERSTORMS ARE BEGINNING TO DEVELOP ALONG A PRE-
FRONTAL CONVERGENCE AXIS ACROSS SE MN/WRN WI.  SBCAPE VALUES OF
2500-3500 J/KG ARE PRESENT S OF THE WARM FRONT IN THIS AREA...ALONG
WITH STRONG LOW-LEVEL SHEAR ALONG THE PERIPHERY OF THE 50-60 KT
LLJ.  EXPECT A FEW SUPERCELLS TO DEVELOP THIS EVENING...WITH THE
POTENTIAL FOR LARGE HAIL...DAMAGING GUSTS...AND POSSIBLY A FEW
TORNADOES.

AVIATION...TORNADOES AND A FEW SEVERE THUNDERSTORMS WITH HAIL
SURFACE AND ALOFT TO 2 INCHES.  EXTREME TURBULENCE AND SURFACE WIND
GUSTS TO 60 KNOTS.  A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 500. 
MEAN STORM MOTION VECTOR 27030.

...THOMPSON

452,0883 433,0902 433,0933 452,0915

Tornado Watches in Wisconsin, 2001Tornado Watches in Minnesota, 2001Every tornado watch in 2001

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.