Severe thunderstorm watch until 9 p.m. EDT

Severe thunderstorm watch 495 map
Counties in blue: Severe thunderstorm watch until 9 p.m. EDT.

The National Weather Service has issued a severe thunderstorm watch, in effect until 9 p.m. EDT, for much of northern Indiana and nearby states. It includes all of IMO SKYWARN quadrant two except for Blackford and Jay Counties. The verbatim watch announcement appears below.

URGENT - IMMEDIATE BROADCAST REQUESTED
   SEVERE THUNDERSTORM WATCH NUMBER 495
   NWS STORM PREDICTION CENTER NORMAN OK
   305 PM EDT FRI SEP 5 2014

   THE NWS STORM PREDICTION CENTER HAS ISSUED A

   * SEVERE THUNDERSTORM WATCH FOR PORTIONS OF 
     NORTHERN ILLINOIS
     NORTHERN INDIANA
     SOUTHERN AND EASTERN LOWER MICHIGAN
     NORTHWEST OHIO
     LAKE ERIE
     LAKE HURON
     LAKE MICHIGAN

   * EFFECTIVE THIS FRIDAY AFTERNOON AND EVENING FROM 305 PM UNTIL
     900 PM EDT.

   * PRIMARY THREATS INCLUDE...
     SCATTERED DAMAGING WIND GUSTS TO 70 MPH LIKELY
     ISOLATED LARGE HAIL EVENTS TO 1.5 INCHES IN DIAMETER POSSIBLE

   THE SEVERE THUNDERSTORM WATCH AREA IS APPROXIMATELY ALONG AND 75
   STATUTE MILES NORTH AND SOUTH OF A LINE FROM 15 MILES EAST
   SOUTHEAST OF MOUNT CLEMENS MICHIGAN TO 65 MILES WEST OF
   VALPARAISO INDIANA.  FOR A COMPLETE DEPICTION OF THE WATCH SEE
   THE ASSOCIATED WATCH OUTLINE UPDATE (WOUS64 KWNS WOU5).

   PRECAUTIONARY/PREPAREDNESS ACTIONS...

   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...TSTMS EXPECTED TO INCREASE IN COVERAGE/STRENGTH ALONG
   AND AHEAD OF ESE-MOVING COLD FRONT NOW APPROACHING THE WRN SUBURBS
   OF CHICAGO AND WRN LWR MI. DEVELOPMENT ALSO MAY OCCUR ALONG
   PRE-FRONTAL CONFLUENCE AXES AND LAKE BREEZE BOUNDARIES IN NRN IN/SRN
   MI. BAND OF ELEVATED STORMS NOW FORMING E OF ROCKFORD IL MAY
   INTENSIFY AS IT OUTPACES SFC COLD FRONT AND ENCOUNTERS GREATER
   LOW-LVL INSTABILITY IN THE CHICAGO AREA OVER THE NEXT 1-2 HRS. THESE
   STORMS...AND THOSE FORMING FARTHER E...WILL HAVE A TENDENCY TO
   ORGANIZE INTO N-S LINES. ASSOCIATED EMBEDDED BOWS WILL POSE A RISK
   FOR DMGG WIND AND POSSIBLY SVR HAIL THOUGH EARLY TNGT GIVEN VERY
   WARM/MOIST LOW-LVL ENVIRONMENT...RESIDUAL EML...AND 35+ KT WSWLY
   UNIDIRECTIONAL 700-500 MB FLOW.

   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 550. MEAN STORM
   MOTION VECTOR 26035.

BULLETIN - IMMEDIATE BROADCAST REQUESTED
   SEVERE THUNDERSTORM WATCH OUTLINE UPDATE FOR WS 495
   NWS STORM PREDICTION CENTER NORMAN OK
   305 PM EDT FRI SEP 5 2014

   SEVERE THUNDERSTORM WATCH 495 IS IN EFFECT UNTIL 900 PM EDT
   FOR THE FOLLOWING LOCATIONS

   ILC031-043-053-063-075-089-091-093-097-105-197-060100-
   /O.NEW.KWNS.SV.A.0495.140905T1905Z-140906T0100Z/

   IL 
   .    ILLINOIS COUNTIES INCLUDED ARE

   COOK                 DUPAGE              FORD                
   GRUNDY               IROQUOIS            KANE                
   KANKAKEE             KENDALL             LAKE                
   LIVINGSTON           WILL                


   INC001-003-007-017-033-039-049-069-073-085-087-089-091-099-103-
   111-113-127-131-141-149-151-169-179-181-183-060100-
   /O.NEW.KWNS.SV.A.0495.140905T1905Z-140906T0100Z/

   IN 
   .    INDIANA COUNTIES INCLUDED ARE

   ADAMS                ALLEN               BENTON              
   CASS                 DE KALB             ELKHART             
   FULTON               HUNTINGTON          JASPER              
   KOSCIUSKO            LAGRANGE            LAKE                
   LA PORTE             MARSHALL            MIAMI               
   NEWTON               NOBLE               PORTER              
   PULASKI              ST. JOSEPH          STARKE              
   STEUBEN              WABASH              WELLS               
   WHITE                WHITLEY             


   MIC005-015-021-023-025-027-037-045-049-057-059-063-065-067-075-
   077-087-091-093-099-115-125-145-147-149-151-155-157-159-161-163-
   060100-
   /O.NEW.KWNS.SV.A.0495.140905T1905Z-140906T0100Z/

   MI 
   .    MICHIGAN COUNTIES INCLUDED ARE

   ALLEGAN              BARRY               BERRIEN             
   BRANCH               CALHOUN             CASS                
   CLINTON              EATON               GENESEE             
   GRATIOT              HILLSDALE           HURON               
   INGHAM               IONIA               JACKSON             
   KALAMAZOO            LAPEER              LENAWEE             
   LIVINGSTON           MACOMB              MONROE              
   OAKLAND              SAGINAW             SANILAC             
   SHIAWASSEE           ST. CLAIR           ST. JOSEPH          
   TUSCOLA              VAN BUREN           WASHTENAW           
   WAYNE                


   OHC003-039-043-051-063-069-077-095-123-125-137-143-147-161-171-
   173-060100-
   /O.NEW.KWNS.SV.A.0495.140905T1905Z-140906T0100Z/

   OH 
   .    OHIO COUNTIES INCLUDED ARE

   ALLEN                DEFIANCE            ERIE                
   FULTON               HANCOCK             HENRY               
   HURON                LUCAS               OTTAWA              
   PAULDING             PUTNAM              SANDUSKY            
   SENECA               VAN WERT            WILLIAMS            
   WOOD                 


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