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URGENT - IMMEDIATE BROADCAST REQUESTED

TORNADO WATCH NUMBER 362

NWS STORM PREDICTION CENTER NORMAN OK

1145 AM MDT THU JUN 7 2012



THE NWS STORM PREDICTION CENTER HAS ISSUED A

TORNADO WATCH FOR PORTIONS OF



       NORTH CENTRAL AND NORTHEAST COLORADO

       MUCH OF THE NEBRASKA PANHANDLE

       SOUTHEAST AND EAST CENTRAL WYOMING



EFFECTIVE THIS THURSDAY MORNING AND EVENING FROM 1145 AM UNTIL

800 PM MDT.



TORNADOES...HAIL TO 2.5 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 65 STATUTE

MILES EAST AND WEST OF A LINE FROM 60 MILES WEST NORTHWEST OF

CHADRON NEBRASKA TO 35 MILES EAST SOUTHEAST OF DENVER COLORADO.

FOR A COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH

OUTLINE UPDATE (WOUS64 KWNS WOU2).



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.



DISCUSSION...CONVECTION IS DEVELOPING FROM SERN WY INTO THE

FOOTHILLS OF NRN CO IN ADVANCE OF TWO SHORT WAVE TROUGHS MOVING

ACROSS THE NRN AND CENTRAL ROCKIES.  LOW LEVEL MOISTURE HAS RETURNED

WWD TO THE EDGE OF THE HIGHER TERRAIN WITH SURFACE DEW POINTS IN THE

50S.  VISIBLE IMAGERY SHOWS CLOUDS DIMINISHING OVER NERN CO AND

BREAKS DEVELOPING OVER SERN WY...WHICH WILL PROMOTE STRONG AFTERNOON

HEATING AND FURTHER DESTABILIZATION.  FAVORABLY LOW LCL HEIGHTS AND

INCREASING VERTICAL SHEAR THIS AFTERNOON INDICATE POTENTIAL FOR

SUPERCELLS TO DEVELOP CAPABLE OF PRODUCING LARGE HAIL...STRONG WIND

GUSTS..AND POSSIBLY SEVERAL TORNADOES.  STORMS WILL GRADUALLY

DEVELOP EWD WITH TIME AS THE SHORT WAVE TROUGHS CONTINUE TOWARD THE

HIGH PLAINS.



AVIATION...TORNADOES AND A FEW SEVERE THUNDERSTORMS WITH HAIL

SURFACE AND ALOFT TO 2.5 INCHES. EXTREME TURBULENCE AND SURFACE

WIND GUSTS TO 60 KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO

500. MEAN STORM MOTION VECTOR 24025.





...WEISS

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