MEAN HEAT INDEX AND PROBABILITY FORECASTS AT CHICAGO_IL

The table below gives the MEAN heat index forecast for days 3 through 7 at CHICAGO_IL.


SAT SUN MON TUE WED
JUL 12 JUL 13 JUL 14 JUL 15 JUL 16
MEAN HEAT INDEX 81 F 77 F 81 F 83 F 80 F
PROBABILITY OF MEAN HEAT INDEX EXCEEDING:
100 F 0 % 0 % 0 % 0 % 0 %
95 F 0 % 0 % 0 % 2 % 1 %
90 F 4 % 0 % 2 % 12 % 6 %
85 F 22 % 2 % 16 % 38 % 22 %
80 F 60 % 22 % 59 % 73 % 49 %
75 F 89 % 71 % 92 % 93 % 77 %
70 F 99 % 97 % 100 % 99 % 93 %