WW Issued for Mid-Mississippi Valley

[Guest]

URGENT - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WATCH NUMBER 15
NWS STORM PREDICTION CENTER NORMAN OK
1130 AM CST MON MAR 1 2004


THE NWS STORM PREDICTION CENTER HAS ISSUED A
SEVERE THUNDERSTORM WATCH FOR PORTIONS OF


EASTERN IOWA
NORTHERN ILLINOIS
NORTHWEST CORNER INDIANA
SOUTHERN WISCONSIN
LAKE MICHIGAN

EFFECTIVE THIS MONDAY MORNING AND AFTERNOON FROM 1130 AM UNTIL 500
PM CST.


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


THE SEVERE THUNDERSTORM WATCH AREA IS ALONG AND 95 STATUTE MILES
NORTH AND SOUTH OF A LINE FROM 10 MILES WEST SOUTHWEST OF CEDAR
RAPIDS IOWA TO 5 MILES SOUTHEAST OF MEIGS FIELD ILLINOIS.


REMEMBER...A SEVERE THUNDERSTORM WATCH MEANS CONDITIONS ARE
FAVORABLE FOR 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. SEVERE THUNDERSTORMS CAN AND OCCASIONALLY DO PRODUCE
TORNADOES.


DISCUSSION...AHEAD OF THE STRONG LOW MOVING EWD FROM WRN IA HEATING
HAS RESULTED IN THE AIR MASS BECOMING SUFFICIENTLY UNSTABLE TO
SUPPORT DEVELOPMENT OF STRONG/SEVERE THUNDERSTORMS ACROSS WATCH
AREA. WITH STEEP LAPSE RATES IN PLACE AND LOW FREEZING LEVELS
COUPLED WITH MDT/STG DEEP LAYER SHEAR...STORMS WILL QUICKLY DEVELOP
HAIL POTENTIAL AS THEY SPREAD EWD. WITH FAVORABLE VEERING SHEAR
PROFILES...POTENTIAL FOR ISOLATED SUPERCELLS WILL IMPROVE DURING
AFTERNOON INCREASING THREAT FOR DAMAGING WINDS.


AVIATION...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 450. MEAN STORM
MOTION VECTOR 24035.


...HALES


;431,0915 431,0873 402,0873 402,0915;

[yoda]

Was just about to post this.... it shall be interesting to see if any tornadoes form...

[AirmaN]

I'm kind of getting excited for tornado season... I didn't think I would ever say this...I'm sick of snow.

[wx247]

The first svr. warnings have popped...

SEVERE THUNDERSTORM WARNING
ILC007-037-089-111-012030-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE CHICAGO IL
203 PM CST MON MAR 1 2004

THE NATIONAL WEATHER SERVICE IN CHICAGO HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
DE KALB COUNTY IN NORTH CENTRAL ILLINOIS
KANE COUNTY IN NORTHEAST ILLINOIS
BOONE COUNTY IN NORTH CENTRAL ILLINOIS
MCHENRY COUNTY IN NORTHEAST ILLINOIS

* UNTIL 230 PM CST

* AT 203 PM CST A LINE OF BROKEN SEVERE THUNDERSTORM WAS LOCATED
FROM DEKALB TO ROLLO IN EXTREME SOUTHWEST LASALLE COUNTY...MOVING
NORTHEAST AT 40 MPH.

THIS SEVERE THUNDERSTORM IS CAPABLE OF PRODUCING LARGE HAIL AND
GUSTY WINDS UP TO 65 MPH.

[Anonymous]

WUUS53 KMKX 012043
SVRMKX
WIC105-012115-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI
242 PM CST MON MAR 1 2004

THE NATIONAL WEATHER SERVICE HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
ROCK COUNTY IN SOUTH CENTRAL WISCONSIN

* UNTIL 315 PM CST

* AT 242 PM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
SEVERE THUNDERSTORMS WITH LARGE HAIL LOCATED 6 MILES SOUTHEAST OF
JANESVILLE...MOVING NORTHEAST AT 25 MPH.

HAIL UP TO 3/4 OF AN INCH IN DIAMETER IS EXPECTED FROM THESE STORMS.
IF YOU ARE IN THE STORMS PATH...SEEK SHELTER INDOORS.

LAT...LON 4259 8913 4253 8879 4283 8878 4284 8901

HENTZ

[ColdFront77]

URGENT - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WATCH NUMBER 15
NWS STORM PREDICTION CENTER NORMAN OK
1130 AM CST MON MAR 1 2004

THE NWS STORM PREDICTION CENTER HAS ISSUED A
SEVERE THUNDERSTORM WATCH FOR PORTIONS OF

EASTERN IOWA
NORTHERN ILLINOIS
NORTHWEST CORNER INDIANA
SOUTHERN WISCONSIN
LAKE MICHIGAN

EFFECTIVE THIS MONDAY MORNING AND AFTERNOON FROM 1130 AM UNTIL 500
PM CST.

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

THE SEVERE THUNDERSTORM WATCH AREA IS ALONG AND 95 STATUTE MILES
NORTH AND SOUTH OF A LINE FROM 10 MILES WEST SOUTHWEST OF CEDAR
RAPIDS IOWA TO 5 MILES SOUTHEAST OF MEIGS FIELD ILLINOIS.

REMEMBER...A SEVERE THUNDERSTORM WATCH MEANS CONDITIONS ARE
FAVORABLE FOR 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. SEVERE THUNDERSTORMS CAN AND OCCASIONALLY DO PRODUCE
TORNADOES.

DISCUSSION...AHEAD OF THE STRONG LOW MOVING EWD FROM WRN IA HEATING
HAS RESULTED IN THE AIR MASS BECOMING SUFFICIENTLY UNSTABLE TO
SUPPORT DEVELOPMENT OF STRONG/SEVERE THUNDERSTORMS ACROSS WATCH
AREA. WITH STEEP LAPSE RATES IN PLACE AND LOW FREEZING LEVELS
COUPLED WITH MDT/STG DEEP LAYER SHEAR...STORMS WILL QUICKLY DEVELOP
HAIL POTENTIAL AS THEY SPREAD EWD. WITH FAVORABLE VEERING SHEAR
PROFILES...POTENTIAL FOR ISOLATED SUPERCELLS WILL IMPROVE DURING
AFTERNOON INCREASING THREAT FOR DAMAGING WINDS.

AVIATION...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 450. MEAN STORM
MOTION VECTOR 24035.

...HALES

;431,0915 431,0873 402,0873 402,0915;