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URGENT - IMMEDIATE BROADCAST REQUESTED

SEVERE THUNDERSTORM WATCH NUMBER 534

NWS STORM PREDICTION CENTER NORMAN OK

300 PM MDT SUN SEP 22 2013



THE NWS STORM PREDICTION CENTER HAS ISSUED A



* SEVERE THUNDERSTORM WATCH FOR PORTIONS OF

  CENTRAL AND EASTERN COLORADO



* EFFECTIVE THIS SUNDAY AFTERNOON AND EVENING FROM 300 PM UNTIL

  1100 PM MDT.



* PRIMARY THREATS INCLUDE...

  SEVERAL DAMAGING WIND GUSTS LIKELY WITH A FEW SIGNIFICANT GUSTS

    TO 75 MPH POSSIBLE

  A FEW LARGE HAIL EVENTS TO 1 INCH IN DIAMETER POSSIBLE



THE SEVERE THUNDERSTORM WATCH AREA IS APPROXIMATELY ALONG AND 100

STATUTE MILES EAST AND WEST OF A LINE FROM 55 MILES NORTH OF

COLORADO SPRINGS COLORADO TO 45 MILES SOUTHEAST OF ALAMOSA

COLORADO.  FOR A COMPLETE DEPICTION OF THE WATCH SEE THE

ASSOCIATED WATCH OUTLINE UPDATE (WOUS64 KWNS WOU4).



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.



&&



OTHER WATCH INFORMATION...CONTINUE...WW 532...WW 533...



DISCUSSION...TSTMS WILL CONTINUE MOVING/DEVELOPING GENERALLY NEWD

INTO PARTS OF CO DOWNSTREAM FROM AREA OF STRONG ASCENT/DCVA AHEAD OF

NRN AZ UPR TROUGH/VORT. EXPECTATION IS THAT ONE OR TWO BROKEN BANDS

OF STORMS WILL EVOLVE OVER SW AND S CNTRL CO...WITH THE MAIN SVR

THREAT BEING DMGG WIND GIVEN STRENGTHENING WIND FIELD AND

THERMODYNAMIC SETUP SUPPORTIVE OF MICROBURSTS.



AVIATION...A FEW SEVERE THUNDERSTORMS WITH HAIL SURFACE AND ALOFT

TO 1 INCH. EXTREME TURBULENCE AND SURFACE WIND GUSTS TO 65 KNOTS.

A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 450. MEAN STORM MOTION

VECTOR 21040.





...CORFIDI

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