WATCHES: Severe Thunderstorm Watch Number 408

WWUS20 KWNS 101930
SEL8
SPC WW 101930
COZ000-KSZ000-NEZ000-WYZ000-110300-

URGENT - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WATCH NUMBER 408
NWS STORM PREDICTION CENTER NORMAN OK
130 PM MDT WED JUL 10 2013

THE NWS STORM PREDICTION CENTER HAS ISSUED A

* SEVERE THUNDERSTORM WATCH FOR PORTIONS OF
EASTERN COLORADO
WESTERN KANSAS
SOUTHWEST NEBRASKA
SOUTHEAST WYOMING

* EFFECTIVE THIS WEDNESDAY AFTERNOON AND EVENING FROM 130 PM
UNTIL 900 PM MDT.

* PRIMARY THREATS INCLUDE...
SEVERAL LARGE HAIL EVENTS LIKELY WITH A FEW VERY LARGE HAIL
EVENTS TO 2.5 INCHES IN DIAMETER POSSIBLE
SEVERAL DAMAGING WIND GUSTS WITH A FEW SIGNIFICANT GUSTS TO 75
MPH POSSIBLE
A FEW TORNADOES POSSIBLE

THE SEVERE THUNDERSTORM WATCH AREA IS APPROXIMATELY ALONG AND 90
STATUTE MILES EAST AND WEST OF A LINE FROM 65 MILES NORTHEAST OF
CHEYENNE WYOMING TO 15 MILES SOUTHWEST OF SPRINGFIELD COLORADO.
FOR A COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH
OUTLINE UPDATE (WOUS64 KWNS WOU8).

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 406...WW 407...

DISCUSSION...SCATTERED THUNDERSTORMS WILL CONTINUE TO DEVELOP OVER
THE FOOTHILLS OF COLORADO AND DRIFT EASTWARD...WHILE OTHER CLUSTERS
OF STORMS FORM FARTHER EAST OVER THE HIGH PLAINS THIS AFTERNOON.
ALL STORMS WILL TRACK EAST-SOUTHEASTWARD ACROSS THE WATCH AREA
THROUGH THE EVENING. SUPERCELLS CAPABLE OF LARGE HAIL AND DAMAGING
WINDS ARE MOST LIKELY OVER THE NORTHERN PORTIONS OF THE
WATCH...WHILE MORE MULTICELL STORMS PRODUCING LOCALLY GUSTY/DAMAGING
WINDS ARE MORE LIKELY OVER THE SOUTH.

AVIATION...A FEW SEVERE THUNDERSTORMS WITH HAIL SURFACE AND ALOFT
TO 2.5 INCHES. EXTREME TURBULENCE AND SURFACE WIND GUSTS TO 65
KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 500. MEAN STORM
MOTION VECTOR 28030.


...HART

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