Particulary Dangerous Situation most of MS and adjacent states. High risk of tornadoes.
Posted by
JAC on 4/24/2010, 8:34 am


URGENT - IMMEDIATE BROADCAST REQUESTED TORNADO WATCH NUMBER 91 NWS STORM PREDICTION CENTER NORMAN OK 600 AM CDT SAT APR 24 2010 THE NWS STORM PREDICTION CENTER HAS ISSUED A TORNADO WATCH FOR PORTIONS OF EASTERN ARKANSAS NORTHEAST LOUISIANA CENTRAL AND NORTHERN MISSISSIPPI SOUTHWEST TENNESSEE EFFECTIVE THIS SATURDAY MORNING AND AFTERNOON FROM 600 AM UNTIL 100 PM CDT. ...THIS IS A PARTICULARLY DANGEROUS SITUATION... DESTRUCTIVE TORNADOES...LARGE HAIL TO 3 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 100 STATUTE MILES EAST AND WEST OF A LINE FROM 25 MILES NORTH NORTHEAST OF MEMPHIS TENNESSEE TO 55 MILES WEST OF PINE BELT MISSISSIPPI. 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. OTHER WATCH INFORMATION...CONTINUE...WW 89...WW 90... DISCUSSION...CLUSTERS OF SEVERE THUNDERSTORMS ARE EXPECTED TO INTENSIFY THIS MORNING AS LOW LEVEL JET STRENGTHENS AND UPPER TROUGH APPROACHES. A COMBINATION OF HIGH MOISTURE VALUES...MODERATE CAPE...AND EXTREMELY STRONG SHEAR PROFILES WILL POSE A RISK OF TORNADIC SUPERCELLS THROUGH THE MORNING. STRONG TORNADOES ARE POSSIBLE. AVIATION...TORNADOES AND A FEW SEVERE THUNDERSTORMS WITH HAIL SURFACE AND ALOFT TO 3 INCHES. EXTREME TURBULENCE AND SURFACE WIND GUSTS TO 60 KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 500. MEAN STORM MOTION VECTOR 24040. ...HART
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In this thread:
Particulary Dangerous Situation most of MS and adjacent states. High risk of tornadoes. - JAC, 4/24/2010, 8:34 am- Bowing QLCS evolving in IL with uncapped STP - JAC, 4/24/2010, 6:32 pm
- We're watching in HSV with much trepidation............ - StaceyinAlabama, 4/24/2010, 2:03 pm
- WAPT live online coverage of Yazoo City tornado...... - chucky7777, 4/24/2010, 1:59 pm
- Very strong Significant Tornado Parameter (STP) for MS - Cap has broken - JAC, 4/24/2010, 1:28 pm
- More PDS's popping up - JAC, 4/24/2010, 1:25 pm
- Strong helicity & shear. 120 knot jet. - JAC, 4/24/2010, 8:54 am
- Currently capped with 2000 CAPE. LI = -9 - JAC, 4/24/2010, 8:50 am
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