865
ACUS11 KWNS 112213
SWOMCD
SPC MCD 112213
ILZ000-112315-
MESOSCALE DISCUSSION 1097
NWS STORM PREDICTION CENTER NORMAN OK
0513 PM CDT THU JUN 11 2026
AREAS AFFECTED...PORTIONS OF CENTRAL INTO NORTHEAST ILLINOIS
CONCERNING...TORNADO WATCH 313...
VALID 112213Z - 112315Z
THE SEVERE WEATHER THREAT FOR TORNADO WATCH 313 CONTINUES.
SUMMARY...A STRONG TORNADO IS LIKELY ONGOING ACROSS WOODFORD COUNTY,
ILLINOIS. THE STRONG TORNADO THREAT FROM THIS STORM IS EXPECTED TO
CONTINUE FOR SEVERAL MORE HOURS AS IT MOVES NORTHEAST.
DISCUSSION...A DEBRIS BALL HAS DEVELOPED WITHIN A LOW-REFLECTIVITY
HOOK WEST OF WASHBURN, ILLINOIS AT 2205Z. THIS SUPERCELL IS IN A
VERY FAVORABLE ENVIRONMENT NEAR THE MODIFYING OUTFLOW BOUNDARY
ACROSS NORTH-CENTRAL ILLINOIS. THE KILX 21Z RAOB SHOWED A VERY
FAVORABLE ENVIRONMENT WITH 0-500M SRH OF 151 M2/S2. RECENT VWP
TRENDS FROM ILX SUGGEST THIS LAS LIKELY INCREASED WITHIN THE PAST
HOUR ALSO. GIVEN THE CONTINUED NORTHWARD MOVEMENT OF THE OUTFLOW
BOUNDARY AND THE DISCRETE NATURE OF THIS STORM, EXPECT AN EF3+
TORNADO THREAT TO CONTINUE FOR SEVERAL MORE HOURS THIS EVENING AS IT
MOVES EAST/NORTHEAST.
..BENTLEY/SMITH.. 06/11/2026
..PLEASE SEE WWW.SPC.NOAA.GOV FOR GRAPHIC PRODUCT
ATTN...WFO...LOT...ILX...DVN...
LAT...LON 40968956 41468879 41548810 41438778 41228773 40968813
40858889 40828939 40968956
MOST PROBABLE PEAK TORNADO INTENSITY...140-170 MPH
MOST PROBABLE PEAK WIND GUST...65-80 MPH
MOST PROBABLE PEAK HAIL SIZE...1.50-2.50 IN
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