Wednesday, April 17, 2013

Mesoscale Discussion 22:49:06.8132454

AREAS AFFECTED...CNTRL IL

CONCERNING...TORNADO WATCH 118...

VALID 180348Z - 180445Z

THE SEVERE WEATHER THREAT FOR TORNADO WATCH 118 CONTINUES.

SUMMARY...THE SVR THREAT IS DIMINISHING ACROSS WW118.

DISCUSSION...ONGOING ELEVATED THUNDERSTORMS NW OF A LINE FROM SPI TO
BMI MAY PRODUCE SMALL HAIL DURING THE NEXT FEW HOURS.
OTHERWISE...STRONG STORMS WILL BE UNLIKELY DURING THE NEXT SEVERAL
HOURS...AS CONVECTION IS NOT EXPECTED TO BE ROOTED IN THE BOUNDARY
LAYER ACROSS REMAINING VALID PORTIONS OF WW118. AS SUCH...THE WW
WILL BE ALLOWED TO EXPIRE ON SCHEDULE AT 05Z...OR MAY BE CANCELLED
EARLY.

..COHEN.. 04/18/2013

...PLEASE SEE WWW.SPC.NOAA.GOV FOR GRAPHIC PRODUCT...

ATTN...WFO...LOT...ILX...

LAT...LON 40439043 40988997 40408845 40248782 39598771 39338895
39688988 40439043