Compact News: NOAA's National Weather Service SPC Tornado/Severe Thunderstorm Watches Update

Wednesday, October 6, 2010

NOAA's National Weather Service SPC Tornado/Severe Thunderstorm Watches Update

SPC Tornado Watch 694
Wed, 06 Oct 2010 11:34:03 -0500

URGENT - IMMEDIATE BROADCAST REQUESTED TORNADO WATCH NUMBER 694 NWS STORM PREDICTION CENTER NORMAN OK 930 AM MST WED OCT 6 2010 THE NWS STORM PREDICTION CENTER HAS ISSUED A TORNADO WATCH FOR PORTIONS OF LARGE PART OF CENTRAL AND NORTHERN ARIZONA PORTIONS OF SOUTHERN AND EASTERN UTAH EFFECTIVE THIS WEDNESDAY MORNING AND AFTERNOON FROM 930 AM UNTIL 500 PM MST. 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 85 STATUTE MILES EAST AND WEST OF A LINE FROM 60 MILES SOUTH SOUTHWEST OF WINSLOW ARIZONA TO 30 MILES NORTHWEST OF HANKSVILLE UTAH. FOR A COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH OUTLINE UPDATE (WOUS64 KWNS WOU4). 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...THIS TORNADO WATCH REPLACES SEVERE THUNDERSTORM WATCH NUMBER 692...TORNADO WATCH NUMBER 693. WATCH NUMBER 692 693 WILL NOT BE IN EFFECT AFTER 930 AM MST. DISCUSSION...SHORTWAVE TROUGH OVER SRN AZ WILL LIFT NNEWD THROUGH THE DAY AND MAINTAIN NUMEROUS THUNDERSTORMS. DEEP LAYER SHEAR AND MUCAPES FROM 500 TO 1000 J/KG WILL CONTINUE TO BE SUPPORTIVE OF SUPERCELLS. WHILE SEVERE HAIL SHOULD BE THE PRIMARY THREAT... BACKED LOW LEVEL WINDS THAT VEER AND STRENGTHEN WITH HEIGHT PLUS MOIST BOUNDARY LAYER WILL BE FAVORABLE FOR A FEW TORNADOES. 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 20040. ...IMY

SPC Tornado Watch 694 Status Reports
Wed, 06 Oct 2010 11:34:11 -0500

  STATUS FOR WATCH 0694 HAS NOT BEEN ISSUED YET

SPC Tornado Watch 693 Status Reports
Wed, 06 Oct 2010 09:35:04 -0500

  STATUS REPORT ON WW 693  THE SEVERE WEATHER THREAT CONTINUES ACROSS THE ENTIRE WATCH AREA.  FOR ADDITIONAL INFORMATION SEE MESOSCALE DISCUSSION 1600  ..JEWELL..10/06/10  ATTN...WFO...FGZ...   STATUS REPORT FOR WT 693   SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS   AZC005-025-061740-  AZ  .    ARIZONA COUNTIES INCLUDED ARE  COCONINO             YAVAPAI                THE WATCH STATUS MESSAGE IS FOR GUIDANCE PURPOSES ONLY.  PLEASE REFER TO WATCH COUNTY NOTIFICATION STATEMENTS FOR OFFICIAL INFORMATION ON COUNTIES...INDEPENDENT CITIES AND MARINE ZONES CLEARED FROM SEVERE THUNDERSTORM AND TORNADO WATCHES.

SPC Severe Thunderstorm Watch 692 Status Reports
Wed, 06 Oct 2010 09:36:04 -0500

  STATUS REPORT ON WW 692  SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 50 N SAD TO 55 SW SOW TO 50 NE PHX TO 45 NW PHX TO 75 SW PRC.  ..JEWELL..10/06/10  ATTN...WFO...FGZ...PSR...   STATUS REPORT FOR WS 692   SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS   AZC007-017-061740-  AZ  .    ARIZONA COUNTIES INCLUDED ARE  GILA                 NAVAJO                 THE WATCH STATUS MESSAGE IS FOR GUIDANCE PURPOSES ONLY.  PLEASE REFER TO WATCH COUNTY NOTIFICATION STATEMENTS FOR OFFICIAL INFORMATION ON COUNTIES...INDEPENDENT CITIES AND MARINE ZONES CLEARED FROM SEVERE THUNDERSTORM AND TORNADO WATCHES.

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