Severe Thunderstorm Watch in Effect for IA,NE,SD WW 175 SEVERE TSTM IA NE SD 190225Z - 190900Z
URGENT - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WATCH NUMBER 175
NWS STORM PREDICTION CENTER NORMAN OK
925 PM CDT SAT MAY 18 2013
THE NWS STORM PREDICTION CENTER HAS ISSUED A
* SEVERE THUNDERSTORM WATCH FOR PORTIONS OF
WESTERN IOWA
EASTERN NEBRASKA
SOUTHEAST SOUTH DAKOTA
* EFFECTIVE THIS SATURDAY NIGHT AND SUNDAY MORNING FROM 925 PM
UNTIL 400 AM CDT.
* PRIMARY THREATS INCLUDE...
SEVERAL DAMAGING WIND GUSTS TO 70 MPH POSSIBLE
A FEW LARGE HAIL EVENTS TO 1.5 INCHES IN DIAMETER POSSIBLE
THE SEVERE THUNDERSTORM WATCH AREA IS APPROXIMATELY ALONG AND 70
STATUTE MILES EAST AND WEST OF A LINE FROM 55 MILES NORTHWEST OF
YANKTON SOUTH DAKOTA TO 10 MILES EAST SOUTHEAST OF FALLS CITY
NEBRASKA. 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.
&&
OTHER WATCH INFORMATION...CONTINUE...WW 170...WW 171...WW
172...WW 173...WW 174...
DISCUSSION...E CNTRL/SE NEB SQLN EXPECTED TO CONTINUE MAINLY
NEWD...WITH A CONTINUING THREAT FOR DMGG WIND...MARGINALLY SVR
HAIL... AND POSSIBLY A TORNADO AS MID TROPOSPHERIC SPEED MAX MOVES
NEWD WITH IT. MOIST...LOW-LVL SSELY FLOW AHEAD OF SQLN WILL MAINTAIN
POTENTIAL FOR LOW-LVL MESO CIRCULATIONS AND PERHAPS A BRIEF
TORNADO...BUT GRADUALLY STRENGTHENING CIN SHOULD LIMIT OVERALL
UPDRAFT STRENGTH/LONGEVITY...AND THE POTENTIAL FOR TORNADOES.
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 500. MEAN STORM
MOTION VECTOR 22030.
...CORFIDI
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Watch Initial Counties (WOU) Quick View in Effect for IA,NE,SD WW 175 SEVERE TSTM IA NE SD 190225Z - 190900Z
SEVERE THUNDERSTORM WATCH OUTLINE UPDATE FOR WS 175
NWS STORM PREDICTION CENTER NORMAN OK
925 PM CDT SAT MAY 18 2013
SEVERE THUNDERSTORM WATCH 175 IS IN EFFECT UNTIL 400 AM CDT
FOR THE FOLLOWING LOCATIONS
IAC071-085-119-129-133-137-145-149-155-165-167-193-190900-
/O.NEW.KWNS.SV.A.0175.130519T0225Z-130519T0900Z/
IA
. IOWA COUNTIES INCLUDED ARE
FREMONT HARRISON LYON
MILLS MONONA MONTGOMERY
PAGE PLYMOUTH POTTAWATTAMIE
SHELBY SIOUX WOODBURY
$$
NEC003-021-025-027-037-039-043-051-053-055-097-107-109-119-127-
131-133-139-147-153-155-167-173-177-179-190900-
/O.NEW.KWNS.SV.A.0175.130519T0225Z-130519T0900Z/
NE
. NEBRASKA COUNTIES INCLUDED ARE
ANTELOPE BURT CASS
CEDAR COLFAX CUMING
DAKOTA DIXON DODGE
DOUGLAS JOHNSON KNOX
LANCASTER MADISON NEMAHA
OTOE PAWNEE PIERCE
RICHARDSON SARPY SAUNDERS
STANTON THURSTON WASHINGTON
WAYNE
$$
SDC009-023-027-043-053-067-083-125-127-135-190900-
/O.NEW.KWNS.SV.A.0175.130519T0225Z-130519T0900Z/
SD
. SOUTH DAKOTA COUNTIES INCLUDED ARE
BON HOMME CHARLES MIX CLAY
DOUGLAS GREGORY HUTCHINSON
LINCOLN TURNER UNION
YANKTON
$$
ATTN...WFO...OAX...FSD...
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