URGENT - IMMEDIATE BROADCAST REQUESTED
TORNADO WATCH NUMBER 1
NWS STORM PREDICTION CENTER NORMAN OK
1:55 PM CST MON JAN 7 2008
THE NWS STORM PREDICTION CENTER HAS ISSUED A TORNADO WATCH FOR PORTIONS OF
WEST CENTRAL ILLINOIS, SOUTHEASTERN KANSAS, PARTS OF MISSOURI EFFECTIVE THIS
MONDAY AFTERNOON AND EVENING FROM 1:55 PM, UNTIL 9:00 PM CST.
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 APPROXIMATELY ALONG AND 75 STATUTE MILES EAST AND
WEST OF A LINE FROM 10 MILES SOUTH SOUTHWEST OF JOPLIN MISSOURI, TO 45 MILES
NORTH NORTHEAST OF QUINCY ILLINOIS.
FOR A COMPLETE DEPICTION OF THE WATCH, SEE THE ASSOCIATED WATCH OUTLINE
UPDATE (WOUS64 KWNS WOU1).
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.
DISCUSSION
UNSEASONABLY WARM AND MDTLY UNSTABLE AIR MASS IN PLACE ACROSS WATCH AREA
AHEAD OF STRONG WRN US. TROUGH. VERY STRONG DEEP LAYER SHEAR AS LEAD JET
MAX MOVES ACROSS AREA FAVORABLE FOR DEVELOPMENT OF SUPERCELLS. WITH MLCAPES
TO 1000 J/KG AND LITTLE REMAINING CINH
THUNDERSTORMS EXPECTED TO INCREASE IN NUMBER AND INTENSITY REMAINDER OF
AFTERNOON. ALONG WITH LARGE HAIL AND DAMAGING WINDS. TORNADO POTENTIAL WILL
INCREASE NEXT SEVERAL HOURS.
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 450. MEAN STORM MOTION VECTOR 23040.
URGENT - IMMEDIATE BROADCAST REQUESTED
TORNADO WATCH NUMBER 2
NWS STORM PREDICTION CENTER NORMAN OK
2:35 PM CST MON JAN 7 2008
THE NWS STORM PREDICTION CENTER HAS ISSUED A TORNADO WATCH FOR PORTIONS OF
PARTS OF SOUTHEAST IOWA, MUCH OF NORTHERN ILLINOIS, SMALL PART OF NORTHWEST
INDIANA and LAKE MICHIGAN. EFFECTIVE THIS MONDAY AFTERNOON AND EVENING FROM
2:35 PM UNTIL 9:00 PM CST. 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 APPROXIMATELY ALONG AND 95 STATUTE MILES EAST AND
WEST OF A LINE FROM 20 MILES SOUTHWEST OF PEORIA, ILLINOIS, TO 40 MILES
NORTH NORTHWEST OF MEIGS FIELD, ILLINOIS. FOR A COMPLETE DEPICTION OF THE
WATCH, SEE THE ASSOCIATED WATCH OUTLINE UPDATE (WOUS64 KWNS WOU2).
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 1
DISCUSSION
WITH THE UNSEASONABLY WARM AND MDTLY UNSTABLE AIR MASS AHEAD OF COLD FRONT
ACROSS WATCH AREA AND THE VERY STRONG SHEAR ENVIRONMENT, SEVERE
THUNDERSTORMS ARE LIKELY NRN IL. IN ADDITION TO THE LARGE HAIL AND DAMAGING
WINDS THREAT, A COUPLE OF TORNADOES ARE LIKELY ASSOCIATED WITH THE MORE
DISCRETE UPDRAFTS NOW DEVELOPING NERN MO AND NWRN IL.
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 450. MEAN STORM MOTION VECTOR 23045.
..HALES
IOWA COUNTIES INCLUDED ARE
DES MOINES, LEE, SCOTT
ILLINOIS COUNTIES INCLUDED ARE
BOONE, BUREAU, CARROLL, COOK, DEKALB, DE WITT, DUPAGE, FORD
GRUNDY, HENDERSON, HENRY, IROQUOAI, KANE, KANKAKEE, KENDALL, KNOX, LAKE, LA
SALLE, LEE, LIVINGSTON, LOGAN, MARSHALL, MCHENRY, MCLEAN, MERCER, OGLE,
PEORIA, PUTNAM, ROCK ISLAND, STARK, STEPHENSON, TAZEWELL, WARREN, WHITESIDE,
WILL, WINNEBAGO, WOODFORD.
Monday, January 7, 2008
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