SPC Severe Thunderstorm Watch 683
Wed, 22 Sep 2010 14:46:03 -0500
URGENT - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WATCH NUMBER 683 NWS STORM PREDICTION CENTER NORMAN OK 345 PM EDT WED SEP 22 2010 THE NWS STORM PREDICTION CENTER HAS ISSUED A SEVERE THUNDERSTORM WATCH FOR PORTIONS OF WESTERN CONNECTICUT DELAWARE EASTERN MARYLAND NEW JERSEY SOUTHEAST NEW YORK EASTERN PENNSYLVANIA COASTAL WATERS EFFECTIVE THIS WEDNESDAY AFTERNOON AND EVENING FROM 345 PM UNTIL 1100 PM EDT. HAIL TO 1.5 INCHES IN DIAMETER...THUNDERSTORM WIND GUSTS TO 70 MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE AREAS. THE SEVERE THUNDERSTORM WATCH AREA IS APPROXIMATELY ALONG AND 55 STATUTE MILES EAST AND WEST OF A LINE FROM 30 MILES NORTH NORTHWEST OF POUGHKEEPSIE NEW YORK TO 40 MILES SOUTH OF DOVER DELAWARE. FOR A COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH OUTLINE UPDATE (WOUS64 KWNS WOU3). 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 680...WW 681...WW 682... DISCUSSION...TSTMS ARE EXPECTED TO DEVELOP LATE THIS AFTERNOON ALONG/E OF LEE TROUGH AND SYNOPTIC COLD FRONT WITHIN A WARM...MODERATELY UNSTABLE AIR MASS WITH SBCAPE VALUES OF 1000-2000 J/KG. REGIONAL VWPS AND LATEST RUC OBJECTIVE FIELDS SUGGEST THAT DEEP WLY WIND FIELD DECREASES WITH SWD EXTENT...THOUGH SUFFICIENT VERTICAL SHEAR WILL EXIST ACROSS WW AREA TO SUPPORT ORGANIZE STORM MODES INCLUDING SUPERCELL AND BOWING STRUCTURES WITH A RISK FOR MAINLY DAMAGING WIND GUSTS. AVIATION...A FEW SEVERE THUNDERSTORMS WITH HAIL SURFACE AND ALOFT TO 1.5 INCHES. EXTREME TURBULENCE AND SURFACE WIND GUSTS TO 60 KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 500. MEAN STORM MOTION VECTOR 27030. ...MEADRead more
SPC Severe Thunderstorm Watch 683 Status Reports
Wed, 22 Sep 2010 14:46:11 -0500
STATUS FOR WATCH 0683 HAS NOT BEEN ISSUED YETRead more
SPC Severe Thunderstorm Watch 682 Status Reports
Wed, 22 Sep 2010 13:45:11 -0500
STATUS FOR WATCH 0682 HAS NOT BEEN ISSUED YETRead more
SPC Severe Thunderstorm Watch 681 Status Reports
Wed, 22 Sep 2010 13:35:11 -0500
STATUS FOR WATCH 0681 HAS NOT BEEN ISSUED YETRead more
SPC Severe Thunderstorm Watch 680 Status Reports
Wed, 22 Sep 2010 13:28:04 -0500
STATUS REPORT ON WW 680 THE SEVERE WEATHER THREAT CONTINUES ACROSS THE ENTIRE WATCH AREA. ..GUYER..09/22/10 ATTN...WFO...FSD...DMX...MPX...OAX... STATUS REPORT FOR WS 680 SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS IAC021-035-041-059-063-091-093-109-119-141-143-147-149-151-167- 193-221940- IA . IOWA COUNTIES INCLUDED ARE BUENA VISTA CHEROKEE CLAY DICKINSON EMMET HUMBOLDT IDA KOSSUTH LYON O'BRIEN OSCEOLA PALO ALTO PLYMOUTH POCAHONTAS SIOUX WOODBURY MNC013-015-033-043-063-081-083-085-091-101-103-105-117-127-129- 133-143-165-173-221940- MN . MINNESOTA COUNTIES INCLUDED ARE BLUE EARTH BROWN COTTONWOOD FARIBAULT JACKSON LINCOLN LYON MCLEOD MARTIN MURRAY NICOLLET NOBLES PIPESTONE REDWOOD RENVILLE ROCK SIBLEY WATONWANRead more
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