Tornado Watch 207

Issued

Jun 3, 2014, 1:12 PM CDT (18:12 UTC)

Expired

Jun 3, 2014, 11:11 PM CDT

In force

10 hr

Issued by

the Storm Prediction Center

Largest hail expected

2.5 in

Strongest gust expected

80 kt

The Omaha radar (KOAX), 124 km from the middle of the area, began a volume at 18:14 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

Two or more tornadoes

40%

One or more EF2 to EF5 tornadoes

30%

Ten or more severe wind reports

80%

One or more gusts of 65 knots or more

70%

Ten or more severe hail reports

50%

One or more hailstones of 2 inches or more

40%

Six or more combined severe hail and wind reports

90%

• Mesoscale Discussion 792Jun 3, 12:07 PM CDT
• Mesoscale Discussion 798Jun 3, 3:48 PM CDT
• Mesoscale Discussion 799Jun 3, 4:37 PM CDT
• Mesoscale Discussion 800Jun 3, 4:54 PM CDT
• Mesoscale Discussion 803Jun 3, 7:04 PM CDT
• Mesoscale Discussion 806Jun 3, 9:41 PM CDT

710 
WWUS20 KWNS 031818
SEL7  
SPC WW 031818
IAZ000-MOZ000-NEZ000-040000-

URGENT - IMMEDIATE BROADCAST REQUESTED
TORNADO WATCH NUMBER 207
NWS STORM PREDICTION CENTER NORMAN OK
115 PM CDT TUE JUN 3 2014

THE NWS STORM PREDICTION CENTER HAS ISSUED A

* TORNADO WATCH FOR PORTIONS OF 
  SOUTHWEST IOWA
  NORTHWEST MISSOURI
  CENTRAL AND EASTERN NEBRASKA

* EFFECTIVE THIS TUESDAY AFTERNOON AND EVENING FROM 115 PM UNTIL
  700 PM CDT.

* PRIMARY THREATS INCLUDE...
  A COUPLE INTENSE TORNADOES POSSIBLE
  WIDESPREAD DAMAGING WINDS AND ISOLATED SIGNIFICANT GUSTS TO 90
    MPH LIKELY
  SCATTERED LARGE HAIL AND ISOLATED VERY LARGE HAIL EVENTS TO 2.5
    INCHES IN DIAMETER POSSIBLE

THE TORNADO WATCH AREA IS APPROXIMATELY ALONG AND 75 STATUTE
MILES NORTH AND SOUTH OF A LINE FROM 45 MILES NORTHWEST OF BROKEN
BOW NEBRASKA TO 70 MILES EAST OF SHENANDOAH IOWA.  FOR A COMPLETE
DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH OUTLINE UPDATE
(WOUS64 KWNS WOU7).

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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.

&&

OTHER WATCH INFORMATION...CONTINUE...WW 206...

DISCUSSION...CLUSTER OF INTENSE STORMS NOW MOVING SOUTHEAST INTO
NERN NEB WILL LIKELY CONTINUE TO GROW UPSCALE AND POSE AN INCREASING
THREAT FOR WIDESPREAD DAMAGING WINDS GUSTS. ALSO EXPECT THE
POTENTIAL FOR NEW DEVELOPMENT TO OCCUR FROM CENTRAL NEB EAST ACROSS
THE MO RIVER VALLEY OVER THE NEXT SEVERAL HOURS. IN ADDITION TO
LARGE HAIL...TORNADO POTENTIAL WILL ALSO EXIST WITH ANY DISCRETE
STORMS THAT CAN INITIATE WITHIN STRONGLY UNSTABLE AND INCREASINGLY
VOLATILE WARM SECTOR WHERE LOW LEVEL SHEAR IS FORECAST TO STRENGTHEN
SUFFICIENTLY TO PROMOTE AND MAINTAIN STRONG LOW LEVEL STORM
ROTATION/MESOCYCLONES.

AVIATION...TORNADOES AND A FEW SEVERE THUNDERSTORMS WITH HAIL
SURFACE AND ALOFT TO 2.5 INCHES. EXTREME TURBULENCE AND SURFACE
WIND GUSTS TO 80 KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO
500. MEAN STORM MOTION VECTOR 29045.


...CARBIN

Tornado Watches in Nebraska, 2014Tornado Watches in Iowa, 2014Tornado Watches in Missouri, 2014Every tornado watch in 2014

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.