MEAN HEAT INDEX AND PROBABILITY FORECASTS AT PORTLAND_ME

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


FRI SAT SUN MON TUE
JUL 26 JUL 27 JUL 28 JUL 29 JUL 30
MEAN HEAT INDEX 72 F 72 F 73 F 75 F 77 F
PROBABILITY OF MEAN HEAT INDEX EXCEEDING:
100 F 0 % 0 % 0 % 0 % 0 %
95 F 0 % 0 % 0 % 0 % 0 %
90 F 0 % 0 % 0 % 0 % 1 %
85 F 0 % 0 % 0 % 2 % 9 %
80 F 0 % 2 % 5 % 17 % 32 %
75 F 18 % 22 % 32 % 52 % 65 %
70 F 77 % 66 % 74 % 87 % 92 %