SEVERE WX WATCHES 1-12/13-05
Posted: Wed Jan 12, 2005 5:10 pm
Two severe thunderstorm watches are in effect this evening, one in Missouri including the Columbia area and the second one in effect for Oklahoma and northwest Arkansas including Oklahoma City and the Tulsa area.
URGENT - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WATCH NUMBER 3
NWS STORM PREDICTION CENTER NORMAN OK
335 PM CST WED JAN 12 2005
THE NWS STORM PREDICTION CENTER HAS ISSUED A
SEVERE THUNDERSTORM WATCH FOR PORTIONS OF
NORTHERN ARKANSAS
FAR SOUTHEASTERN KANSAS
SOUTHERN AND CENTRAL MISSOURI
EFFECTIVE THIS WEDNESDAY AFTERNOON AND EVENING FROM 335 PM UNTIL
1000 PM CST.
HAIL TO 1 INCH IN DIAMETER...THUNDERSTORM WIND GUSTS TO 70
MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE AREAS.
THE SEVERE THUNDERSTORM WATCH AREA IS ALONG AND 75 STATUTE MILES
EAST AND WEST OF A LINE FROM 60 MILES NORTH NORTHEAST OF COLUMBIA
MISSOURI TO 50 MILES SOUTHEAST OF FAYETTEVILLE ARKANSAS.
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.
OTHER WATCH INFORMATION...CONTINUE...WW 2...
DISCUSSION...A VERY WARM AND MOIST BOUNDARY LAYER FOR THIS TIME OF
YEAR REMAINS IN PLACE ACROSS WW...SOUTH AND EAST OF STRONG SURFACE
FRONT. AS INCREASING LARGE SCALE ASCENT OVERSPREADS THIS
REGION...THUNDERSTORMS ARE EXPECTED TO INCREASE IN COVERAGE AND
INTENSITY. VERY STRONG SHEAR WILL SUPPORT ORGANIZATION INTO SMALL
LINES/BOW ECHOES...AS WELL AS SUPERCELLS...WITH PRIMARY SEVERE
THREAT OF DAMAGING WINDS.
AVIATION...A FEW SEVERE THUNDERSTORMS WITH HAIL SURFACE AND ALOFT
TO 1 INCH. EXTREME TURBULENCE AND SURFACE WIND GUSTS TO 60 KNOTS.
A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 350. MEAN STORM MOTION
VECTOR 23040.
...EVANS
URGENT - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WATCH NUMBER 2
NWS STORM PREDICTION CENTER NORMAN OK
305 PM CST WED JAN 12 2005
THE NWS STORM PREDICTION CENTER HAS ISSUED A
SEVERE THUNDERSTORM WATCH FOR PORTIONS OF
CENTRAL AND EASTERN OKLAHOMA
NORTHERN TEXAS
EFFECTIVE THIS WEDNESDAY AFTERNOON AND EVENING FROM 305 PM UNTIL
1000 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
EAST AND WEST OF A LINE FROM 15 MILES NORTHEAST OF BARTLESVILLE
OKLAHOMA TO 80 MILES SOUTHWEST OF DURANT OKLAHOMA.
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...STRONG LARGE SCALE ASCENT WILL CONTINUE TO INCREASE
THUNDERSTORM COVERAGE/INTENSITY ACROSS WW THIS EVENING AS IT SPREADS
EWD AWAY FROM THE HIGH PLAINS. A VERY MOIST BOUNDARY LAYER...STEEP
LAPSE RATES AND ENHANCED SHEAR SUGGEST STORMS MAY ORGANIZE INTO
LINES/SUPERCELLS WITH INCREASING RISK OF LARGE HAIL AND DAMAGING
WINDS. EVOLUTION INTO AN EWD MOVING SQUALL LINE MAY OCCUR BY THE
MID EVENING.
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 400. MEAN STORM
MOTION VECTOR 23040.
...EVANS
More severe wx watches are likely throughout the evening. Stay tuned for further updates.
URGENT - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WATCH NUMBER 3
NWS STORM PREDICTION CENTER NORMAN OK
335 PM CST WED JAN 12 2005
THE NWS STORM PREDICTION CENTER HAS ISSUED A
SEVERE THUNDERSTORM WATCH FOR PORTIONS OF
NORTHERN ARKANSAS
FAR SOUTHEASTERN KANSAS
SOUTHERN AND CENTRAL MISSOURI
EFFECTIVE THIS WEDNESDAY AFTERNOON AND EVENING FROM 335 PM UNTIL
1000 PM CST.
HAIL TO 1 INCH IN DIAMETER...THUNDERSTORM WIND GUSTS TO 70
MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE AREAS.
THE SEVERE THUNDERSTORM WATCH AREA IS ALONG AND 75 STATUTE MILES
EAST AND WEST OF A LINE FROM 60 MILES NORTH NORTHEAST OF COLUMBIA
MISSOURI TO 50 MILES SOUTHEAST OF FAYETTEVILLE ARKANSAS.
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.
OTHER WATCH INFORMATION...CONTINUE...WW 2...
DISCUSSION...A VERY WARM AND MOIST BOUNDARY LAYER FOR THIS TIME OF
YEAR REMAINS IN PLACE ACROSS WW...SOUTH AND EAST OF STRONG SURFACE
FRONT. AS INCREASING LARGE SCALE ASCENT OVERSPREADS THIS
REGION...THUNDERSTORMS ARE EXPECTED TO INCREASE IN COVERAGE AND
INTENSITY. VERY STRONG SHEAR WILL SUPPORT ORGANIZATION INTO SMALL
LINES/BOW ECHOES...AS WELL AS SUPERCELLS...WITH PRIMARY SEVERE
THREAT OF DAMAGING WINDS.
AVIATION...A FEW SEVERE THUNDERSTORMS WITH HAIL SURFACE AND ALOFT
TO 1 INCH. EXTREME TURBULENCE AND SURFACE WIND GUSTS TO 60 KNOTS.
A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 350. MEAN STORM MOTION
VECTOR 23040.
...EVANS
URGENT - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WATCH NUMBER 2
NWS STORM PREDICTION CENTER NORMAN OK
305 PM CST WED JAN 12 2005
THE NWS STORM PREDICTION CENTER HAS ISSUED A
SEVERE THUNDERSTORM WATCH FOR PORTIONS OF
CENTRAL AND EASTERN OKLAHOMA
NORTHERN TEXAS
EFFECTIVE THIS WEDNESDAY AFTERNOON AND EVENING FROM 305 PM UNTIL
1000 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
EAST AND WEST OF A LINE FROM 15 MILES NORTHEAST OF BARTLESVILLE
OKLAHOMA TO 80 MILES SOUTHWEST OF DURANT OKLAHOMA.
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...STRONG LARGE SCALE ASCENT WILL CONTINUE TO INCREASE
THUNDERSTORM COVERAGE/INTENSITY ACROSS WW THIS EVENING AS IT SPREADS
EWD AWAY FROM THE HIGH PLAINS. A VERY MOIST BOUNDARY LAYER...STEEP
LAPSE RATES AND ENHANCED SHEAR SUGGEST STORMS MAY ORGANIZE INTO
LINES/SUPERCELLS WITH INCREASING RISK OF LARGE HAIL AND DAMAGING
WINDS. EVOLUTION INTO AN EWD MOVING SQUALL LINE MAY OCCUR BY THE
MID EVENING.
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 400. MEAN STORM
MOTION VECTOR 23040.
...EVANS
More severe wx watches are likely throughout the evening. Stay tuned for further updates.