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Summary

Description
English: Mesoscale Discussion 1048, issued by the National Weather Service's Storm Prediction Center (forecaster Bryan Smith) on June 17, 2014.

MESOSCALE DISCUSSION 1048 NWS STORM PREDICTION CENTER NORMAN OK 0829 PM CDT TUE JUN 17 2014

AREAS AFFECTED...FAR NERN NEB

CONCERNING...TORNADO WATCH 315...

VALID 180129Z - 180200Z

THE SEVERE WEATHER THREAT FOR TORNADO WATCH 315 CONTINUES.

SUMMARY...VERY STRONG LOW-LEVEL ROTATIONAL VELOCITIES LIKELY INDICATIVE OF A VIOLENT TORNADO. THE NEAR-STORM ENVIRONMENT REMAINS VERY SUPPORTIVE FOR INTENSE TORNADOES FOR THE NEXT HOUR OR MORE.

DISCUSSION...KOAX RADAR IMAGERY SHOWS PEAK 0.5 DEG ROTATIONAL VELOCITIES 90+ KT SUPPORTING A HIGH PROBABILITY /60 PERCENT OR GREATER/ FOR A VIOLENT TORNADO BASED ON RADAR ALONE. THE 00Z OMA RAOB SHOWED A AN EXTREMELY UNSTABLE AIRMASS AND LOW-LEVEL SHEAR IS BEGINNING TO INCREASE PER KOAX VWP DATA. INPUTTING THE CEDAR COUNTY TORNADIC SUPERCELL MOTION YIELDS OVER 300 M2/S2 0-3 KM SRH. EXPECTING A CONTINUED THREAT FOR INTENSE TORNADOES /EF3+/ FOR THE NEXT HOUR OR SO.

..SMITH.. 06/18/2014

ATTN...WFO...FSD...OAX...

LAT...LON 42669738 42659698 42409695 42339732 42379747 42669738
Date
Source https://www.spc.noaa.gov/products/md/2014/md1048.html
Author National Weather Service, Storm Prediction Center

Licensing

Public domain
This image is in the public domain because it contains materials that originally came from the U.S. National Oceanic and Atmospheric Administration, taken or made as part of an employee's official duties.

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Mesoscale Discussion 1048, issued by the National Weather Service's Storm Prediction Center on June 17, 2014

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17 June 2014

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