MD 0414 CONCERNING WINTER MIXED PRECIPITATION FOR PORTIONS OF ERN/S-CNTRL NEB…CNTRL KS…FAR WRN/NWRN OK…FAR ERN TX PANHANDLE
MESOSCALE DISCUSSION 0414
NWS STORM PREDICTION CENTER NORMAN OK
0722 PM CDT TUE APR 09 2013
AREAS AFFECTED...PORTIONS OF ERN/S-CNTRL NEB...CNTRL KS...FAR
WRN/NWRN OK...FAR ERN TX PANHANDLE
CONCERNING...WINTER MIXED PRECIPITATION
VALID 100022Z - 100245Z
SUMMARY...BROKEN LINE OF THUNDERSTORMS EXTENDING FROM THE FAR ERN TX
PANHANDLE INTO S-CNTRL/ERN NEB ARE OCCURRING IN VERY CLOSE PROXIMITY
TO SUB-FREEZING NEAR SURFACE TEMPERATURES. ANY STORMS THAT OCCUR
ABOVE THE FREEZING SURFACE AIRMASS WILL BE CAPABLE OF PRODUCING
COPIOUS AMOUNTS OF SLEET AS WELL AS FREEZING RAIN.
DISCUSSION...SLOPED ASCENT OCCURRING IN THE WAKE OF A STRONG BUT
SHALLOW COLD FRONT COMBINED WITH MUCAPE VALUES ROOTED NEAR 800 MB IS
AIDING IN ELEVATED THUNDERSTORM DEVELOPMENT FROM THE FAR ERN TX
PANHANDLE INTO S-CNTRL/ERN NEB. THESE STORMS ARE LOCATED OVER OR IN
VERY CLOSE PROXIMITY TO A 1 KM DEEP SUB-FREEZING AIRMASS...WITH 4-8
DEG C WARM NOSE POSITIONED BETWEEN 850-700 MB. THUS...STORMS TONIGHT
WILL HAVE THE POTENTIAL TO PRODUCE COPIOUS AMOUNTS OF SLEET IN
ADDITION TO FREEZING RAIN. RISK OF LARGE HAIL ALSO EXISTS...REFER TO
WW/S 86 AND 87 FOR ADDITIONAL INFORMATION ON THE SEVERE WEATHER
THREAT.
..GARNER.. 04/10/2013
...PLEASE SEE WWW.SPC.NOAA.GOV FOR GRAPHIC PRODUCT...
ATTN...WFO...FSD...OAX...TOP...ICT...OUN...GID...DDC...AMA...
LAT...LON 42409661 40649687 36959864 35929921 35259999 35720049
37579976 41769762 42409661
via SPC Forecast Products http://www.spc.noaa.gov/products/md/md0414.html
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