Skip Navigation Links weather.gov 
NOAA logo-Select to go to the NOAA homepage NOAA's National Weather Service   Select to go to the NWS homepage
Storm Prediction Center
navigation bar left  
  navigation bar end cap


 
USA.gov is the U.S. Government's official Web portal to all Federal, state and local government Web resources and services.

Mesoscale Discussion 1024
< Previous MD         Next MD >
MD 1024 graphic

   MESOSCALE DISCUSSION 1024
   NWS STORM PREDICTION CENTER NORMAN OK
   0645 PM CDT MON JUN 16 2014

   AREAS AFFECTED...PORTIONS OF SRN MN...NRN IA...SWRN WI

   CONCERNING...TORNADO WATCH 302...305...306...

   VALID 162345Z - 170045Z

   THE SEVERE WEATHER THREAT FOR TORNADO WATCH
   302...305...306...CONTINUES.

   SUMMARY...ALL MODES OF SEVERE WEATHER WILL REMAIN POSSIBLE THROUGH
   AT LEAST 04Z...WITH AN INCREASING THREAT OF WIDESPREAD DAMAGING
   WINDS ACROSS SOUTHEAST MINNESOTA...NORTHEAST IOWA AND SOUTHWEST
   WISCONSIN.

   DISCUSSION...SEVERAL SUPERCELL TSTMS WERE IN PROGRESS AT 2330Z
   ACROSS NWRN IA...AND A BOWING SEGMENT WAS LOCATED FROM NEAR BLUE
   EARTH COUNTY MN S/SWWD TO NEAR CLAY COUNTY IA WITH A HISTORY OF SVR
   WINDS AND DAMAGE. MESOANALYSIS AT 23Z DEPICTS A WARM FRONT/MOISTURE
   GRADIENT EXTENDING EWD ACROSS NRN IA/SWRN WI. WITH A
   WELL-ESTABLISHED COLD POOL/PRESSURE RISES ASSOCIATED WITH THE BOWING
   SEGMENT...EXPECT THIS CONVECTIVE SYSTEM TO ACCELERATE EWD ALONG THE
   INSTABILITY GRADIENT INTO SWRN WI IN THE 02Z-03Z TIME FRAME. A
   CONTINUED THREAT OF DAMAGING WINDS...SOME SIGNIFICANT...AND QLCS
   TORNADOES WILL EXIST WITH THIS SYSTEM. 

   ADDITIONAL SVR TSTM DEVELOPMENT IS POSSIBLE INTO CENTRAL IA ALONG A
   SECONDARY SFC THERMAL BOUNDARY EXTENDING FROM NEAR SUX TO DSM.
   TWO-HOUR PRESSURE FALLS OF 3 TO 4 MB WILL RESULT IN BACKED SFC WINDS
   AND A CONTINUED RISK OF SVR HAIL/WIND AND TORNADOES. THE LATEST KDMX
   VAD PROFILE SAMPLED 0-3 KM SRH OF OVER 500 M2/S2.

   ..BUNTING/THOMPSON.. 06/16/2014


   ATTN...WFO...ARX...

   LAT...LON   44059290 44089282 44059290 

Top/All Mesoscale Discussions/Forecast Products/Home
Weather Topics:
Watches, Mesoscale Discussions, Outlooks, Fire Weather, All Products, Contact Us

NOAA / National Weather Service
National Centers for Environmental Prediction
Storm Prediction Center
120 David L. Boren Blvd.
Norman, OK 73072 U.S.A.
spc.feedback@noaa.gov
Page last modified: June 17, 2014
Disclaimer
Information Quality
Help
Glossary
Privacy Policy
Freedom of Information Act (FOIA)
About Us
Career Opportunities