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Mesoscale Discussion 808 |
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MESOSCALE DISCUSSION 0808
NWS STORM PREDICTION CENTER NORMAN OK
1228 AM CDT WED JUN 04 2014
AREAS AFFECTED...SERN NEB / NERN KS / NWRN MO
CONCERNING...TORNADO WATCH 210...211...
VALID 040528Z - 040630Z
THE SEVERE WEATHER THREAT FOR TORNADO WATCH 210...211...CONTINUES.
SUMMARY...THE RISK FOR SEVERE STORMS CAPABLE OF DAMAGING
WINDS...LARGE HAIL AND PERHAPS A TORNADO OR TWO WILL PERSIST BEYOND
THE SCHEDULED 06Z EXPIRATION. A NEW WATCH WILL BE REQUIRED.
DISCUSSION...AS OF 0515Z...REGIONAL RADAR IMAGERY SHOWED A BOWING
LINE SEGMENT FROM GRUNDY COUNTY MO TO ATCHISON COUNTY KS MOVING
310/30 KT. UPSTREAM FROM THESE STORMS...AT LEAST TWO MORE DISCRETE
SUPERCELLS WHERE LOCATED OVER GAGE AND SALINE COUNTIES IN SERN
NEB...SITUATED SLIGHTLY TO THE NORTH OF AN OUTFLOW TRAILING THE NWRN
MO BOW. AREA TIME-HEIGHT VAD DATA INDICATE THE PRESENCE OF A 50-60
KT SLY LLJ WHICH IS ENHANCING LOW-LEVEL SHEAR AND THE STORM-RELATIVE
INFLUX OF A VERY MOIST AND MODERATELY UNSTABLE AIR MASS INTO ONGOING
STORMS. AS SUCH...EXPECT THE SEVERE THREAT TO CONTINUE TO BEYOND
06Z...INCLUDING A RISK FOR LARGE HAIL...DAMAGING WINDS...AND PERHAPS
A TORNADO OR TWO.
..MEAD.. 06/04/2014
ATTN...WFO...EAX...OAX...TOP...
LAT...LON 39519623 39749669 40149723 40439728 40699690 40749620
40579502 40179474 39809454 39369437 39159509 39519623
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