WATCHES: Tornado Watch Number 362

WWUS20 KWNS 071751
SEL2
SPC WW 071751
COZ000-NEZ000-WYZ000-080200-

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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