Heat Index Forecast Tables
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302
FMUS23 KWNH 200653
PRBEHI

DAYS 3--7 HEAT INDEX FORECAST TABLES
NWS WEATHER PREDICTION CENTER COLLEGE PARK MD
0651 UTC SUN APR 20 2025

MEAN HEAT INDEX (DEG F) AND MEAN HI PROB (%) FRCSTS
AT EASTERN US CITIES - DAYS 3 TO 7 FROM SUN APR 20 2025

           AKRON-CANTON_OH                   ALBANY_NY
CAK   0423 0424 0425 0426 0427  ALB   0423 0424 0425 0426 0427
MEAN    57   63   66   57   52  MEAN    51   55   58   56   51
%>100    0    0    0    0    0  %>100    0    0    0    0    0
%>95     0    0    0    0    0  %>95     0    0    0    0    0
%>90     0    0    0    0    0  %>90     0    0    0    0    0
%>85     0    0    0    0    0  %>85     0    0    0    0    0
%>80     0    0    2    0    0  %>80     0    0    0    0    0
%>75     0    1    8    2    0  %>75     0    0    0    0    0
%>70     0    7   27    6    0  %>70     0    0    3    3    0

              ASHEVILLE_NC                  ATLANTA_GA
AVL   0423 0424 0425 0426 0427  ATL   0423 0424 0425 0426 0427
MEAN    64   64   67   67   63  MEAN    73   74   76   76   72
%>100    0    0    0    0    0  %>100    0    0    0    0    0
%>95     0    0    0    0    0  %>95     0    0    0    0    0
%>90     0    0    0    0    0  %>90     0    0    0    0    0
%>85     0    0    0    0    0  %>85     0    0    1    2    3
%>80     0    0    0    0    2  %>80     2    6   11   17   13
%>75     0    0    3    4    6  %>75    30   41   56   58   35
%>70     5    5   23   24   18  %>70    84   87   93   91   64

              BALTIMORE_MD               BIRMINGHAM_AL
BWI   0423 0424 0425 0426 0427  BHM   0423 0424 0425 0426 0427
MEAN    62   63   65   66   60  MEAN    72   74   76   75   74
%>100    0    0    0    0    0  %>100    0    0    0    0    0
%>95     0    0    0    0    0  %>95     0    0    0    0    0
%>90     0    0    0    0    0  %>90     0    0    0    0    1
%>85     0    0    0    0    0  %>85     0    0    1    1    4
%>80     0    0    0    2    1  %>80     1    7   12   14   17
%>75     0    0    2   10    4  %>75    20   41   58   51   44
%>70     3    2   15   29   12  %>70    78   86   94   87   74

                 BOSTON_MA                  BUFFALO_NY
BOS   0423 0424 0425 0426 0427  BUF   0423 0424 0425 0426 0427
MEAN    53   52   55   57   52  MEAN    48   56   59   52   47
%>100    0    0    0    0    0  %>100    0    0    0    0    0
%>95     0    0    0    0    0  %>95     0    0    0    0    0
%>90     0    0    0    0    0  %>90     0    0    0    0    0
%>85     0    0    0    0    0  %>85     0    0    0    0    0
%>80     0    0    0    0    0  %>80     0    0    0    0    0
%>75     0    0    0    1    0  %>75     0    0    2    0    0
%>70     0    0    1    3    0  %>70     0    0    7    0    0

             CHARLESTON_SC               CHARLESTON_WV
CHS   0423 0424 0425 0426 0427  CRW   0423 0424 0425 0426 0427
MEAN    77   76   76   77   75  MEAN    65   68   71   66   62
%>100    0    0    0    0    0  %>100    0    0    0    0    0
%>95     0    0    0    0    0  %>95     0    0    0    0    0
%>90     0    0    0    0    1  %>90     0    0    0    0    0
%>85     0    0    0    0    7  %>85     0    0    1    1    1
%>80    17   11    7   14   23  %>80     0    0    6    4    3
%>75    79   65   61   75   51  %>75     0    6   24   12    8
%>70   100   98   99   99   78  %>70     9   32   57   29   19

              CHARLOTTE_NC                  CHICAGO_IL
CLT   0423 0424 0425 0426 0427  ORD   0423 0424 0425 0426 0427
MEAN    73   71   74   74   69  MEAN    59   60   57   51   52
%>100    0    0    0    0    0  %>100    0    0    0    0    0
%>95     0    0    0    0    0  %>95     0    0    0    0    0
%>90     0    0    0    0    2  %>90     0    0    0    0    0
%>85     0    0    0    0    5  %>85     0    0    0    0    0
%>80     2    1    5    6   13  %>80     0    1    0    0    0
%>75    24   16   35   36   28  %>75     1    3    2    0    0
%>70    76   63   83   80   47  %>70     5   12    7    0    0

             CINCINNATI_OH                CLEVELAND_OH
LUK   0423 0424 0425 0426 0427  CLE   0423 0424 0425 0426 0427
MEAN    63   66   68   62   58  MEAN    55   60   62   54   50
%>100    0    0    0    0    0  %>100    0    0    0    0    0
%>95     0    0    0    0    0  %>95     0    0    0    0    0
%>90     0    0    0    0    0  %>90     0    0    0    0    0
%>85     0    0    0    0    0  %>85     0    0    0    0    0
%>80     0    1    1    1    0  %>80     0    0    1    0    0
%>75     0    5    9    6    2  %>75     0    0    5    0    0
%>70     3   24   37   17    7  %>70     0    4   16    2    0

               COLUMBIA_SC                 COLUMBUS_OH
CAE   0423 0424 0425 0426 0427  TZR   0423 0424 0425 0426 0427
MEAN    76   75   76   76   73  MEAN    61   65   68   60   55
%>100    0    0    0    0    0  %>100    0    0    0    0    0
%>95     0    0    0    0    0  %>95     0    0    0    0    0
%>90     0    0    0    0    2  %>90     0    0    0    0    0
%>85     0    0    0    1    6  %>85     0    0    0    0    0
%>80    12    9    9   14   18  %>80     0    0    2    1    0
%>75    63   54   58   60   38  %>75     0    2   13    4    0
%>70    97   94   96   95   62  %>70     1   14   38   13    2

                 DAYTON_OH                  DETROIT_MI
MGY   0423 0424 0425 0426 0427  DET   0423 0424 0425 0426 0427
MEAN    63   66   68   61   56  MEAN    56   59   61   54   50
%>100    0    0    0    0    0  %>100    0    0    0    0    0
%>95     0    0    0    0    0  %>95     0    0    0    0    0
%>90     0    0    0    0    0  %>90     0    0    0    0    0
%>85     0    0    0    0    0  %>85     0    0    0    0    0
%>80     0    1    2    1    0  %>80     0    0    0    0    0
%>75     0    5   12    5    1  %>75     0    0    3    0    0
%>70     3   23   37   15    4  %>70     0    3   11    2    0

             EVANSVILLE_IN             GRAND_RAPIDS_MI
EVV   0423 0424 0425 0426 0427  GRR   0423 0424 0425 0426 0427
MEAN    66   70   69   66   62  MEAN    57   61   59   53   51
%>100    0    0    0    0    0  %>100    0    0    0    0    0
%>95     0    0    0    0    0  %>95     0    0    0    0    0
%>90     0    0    0    0    0  %>90     0    0    0    0    0
%>85     0    0    0    1    0  %>85     0    0    0    0    0
%>80     0    3    0    3    1  %>80     0    0    0    0    0
%>75     0   17    7   11    6  %>75     0    2    2    0    0
%>70     7   50   41   29   17  %>70     1   10    7    1    0

             GREENSBORO_NC               HUNTSVILLE_AL
GSO   0423 0424 0425 0426 0427  HSV   0423 0424 0425 0426 0427
MEAN    69   68   72   71   66  MEAN    72   73   75   74   72
%>100    0    0    0    0    0  %>100    0    0    0    0    0
%>95     0    0    0    0    0  %>95     0    0    0    0    0
%>90     0    0    0    0    1  %>90     0    0    0    1    1
%>85     0    0    0    0    3  %>85     0    1    1    5    5
%>80     0    0    1    3    7  %>80     2    8   13   19   16
%>75     7    3   18   21   18  %>75    21   36   50   46   37
%>70    40   30   66   63   34  %>70    67   74   87   76   62

           INDIANAPOLIS_IN                KNOXVILLE_TN
IND   0423 0424 0425 0426 0427  TYS   0423 0424 0425 0426 0427
MEAN    63   67   67   60   56  MEAN    69   70   72   71   69
%>100    0    0    0    0    0  %>100    0    0    0    0    0
%>95     0    0    0    0    0  %>95     0    0    0    0    0
%>90     0    0    0    0    0  %>90     0    0    0    0    1
%>85     0    0    0    0    0  %>85     0    0    0    2    3
%>80     0    1    1    1    0  %>80     1    1    3    8    9
%>75     0    8    8    3    1  %>75    10   11   24   27   23
%>70     5   29   30   11    3  %>70    43   46   68   57   44

              LEXINGTON_KY               LOUISVILLE_KY
LEX   0423 0424 0425 0426 0427  SDF   0423 0424 0425 0426 0427
MEAN    64   67   69   64   61  MEAN    65   68   70   65   62
%>100    0    0    0    0    0  %>100    0    0    0    0    0
%>95     0    0    0    0    0  %>95     0    0    0    0    0
%>90     0    0    0    0    0  %>90     0    0    0    0    0
%>85     0    0    0    0    1  %>85     0    0    0    0    0
%>80     0    0    0    2    2  %>80     0    2    1    3    2
%>75     0    5    7    8    7  %>75     0   11   11    9    7
%>70     3   27   42   23   17  %>70     6   38   47   25   18

                MEMPHIS_TN                    MIAMI_FL
MEM   0423 0424 0425 0426 0427  MIA   0423 0424 0425 0426 0427
MEAN    72   73   74   72   70  MEAN    79   79   80   81   81
%>100    0    0    0    0    0  %>100    0    0    0    0    0
%>95     0    0    0    0    0  %>95     0    0    0    0    0
%>90     0    0    0    0    0  %>90     0    0    0    0    0
%>85     0    0    1    1    2  %>85     0    0    1    3    5
%>80     1    4    8    7    7  %>80    37   39   56   63   67
%>75    18   32   40   28   23  %>75    99   99  100   99   99
%>70    69   79   82   62   49  %>70   100  100  100  100  100

              MILWAUKEE_WI                   MOBILE_AL
MKE   0423 0424 0425 0426 0427  MOB   0423 0424 0425 0426 0427
MEAN    50   51   50   46   46  MEAN    76   77   77   77   77
%>100    0    0    0    0    0  %>100    0    0    0    0    0
%>95     0    0    0    0    0  %>95     0    0    0    0    0
%>90     0    0    0    0    0  %>90     0    0    0    0    0
%>85     0    0    0    0    0  %>85     0    0    0    1    2
%>80     0    0    0    0    0  %>80     4   11   10   18   23
%>75     0    0    0    0    0  %>75    59   72   79   75   75
%>70     0    0    0    0    0  %>70    99   99  100   99   98

              NASHVILLE_TN            NEW_YORK_CITY_NY
BNA   0423 0424 0425 0426 0427  NYC   0423 0424 0425 0426 0427
MEAN    69   72   74   71   68  MEAN    58   59   58   60   57
%>100    0    0    0    0    0  %>100    0    0    0    0    0
%>95     0    0    0    0    0  %>95     0    0    0    0    0
%>90     0    0    0    0    0  %>90     0    0    0    0    0
%>85     0    1    1    2    2  %>85     0    0    0    0    0
%>80     0    6   10    8    8  %>80     0    0    0    0    0
%>75     4   27   40   26   21  %>75     0    0    0    1    1
%>70    40   64   79   54   42  %>70     0    0    2    5    4

                NORFOLK_VA                  ORLANDO_FL
ORF   0423 0424 0425 0426 0427  ORL   0423 0424 0425 0426 0427
MEAN    64   62   67   70   64  MEAN    80   78   79   80   80
%>100    0    0    0    0    0  %>100    0    0    0    0    0
%>95     0    0    0    0    0  %>95     0    0    0    0    0
%>90     0    0    0    0    0  %>90     0    0    0    0    0
%>85     0    0    0    0    1  %>85     1    0    0    2    2
%>80     0    0    0    3    2  %>80    44   16   27   44   44
%>75     0    0    5   16    8  %>75    98   95   95   97   96
%>70     8    2   28   47   22  %>70   100  100  100  100  100

           PHILADELPHIA_PA               PITTSBURGH_PA
PHL   0423 0424 0425 0426 0427  PIT   0423 0424 0425 0426 0427
MEAN    60   63   62   64   59  MEAN    58   64   67   60   54
%>100    0    0    0    0    0  %>100    0    0    0    0    0
%>95     0    0    0    0    0  %>95     0    0    0    0    0
%>90     0    0    0    0    0  %>90     0    0    0    0    0
%>85     0    0    0    0    0  %>85     0    0    0    0    0
%>80     0    0    0    1    0  %>80     0    0    1    1    0
%>75     0    0    1    5    2  %>75     0    1    9    4    0
%>70     1    4    7   19    7  %>70     0    8   31   13    1

               PORTLAND_ME               PROVIDENCE_RI
PWM   0423 0424 0425 0426 0427  PVD   0423 0424 0425 0426 0427
MEAN    47   47   48   50   46  MEAN    54   53   54   56   52
%>100    0    0    0    0    0  %>100    0    0    0    0    0
%>95     0    0    0    0    0  %>95     0    0    0    0    0
%>90     0    0    0    0    0  %>90     0    0    0    0    0
%>85     0    0    0    0    0  %>85     0    0    0    0    0
%>80     0    0    0    0    0  %>80     0    0    0    0    0
%>75     0    0    0    0    0  %>75     0    0    0    0    0
%>70     0    0    0    0    0  %>70     0    0    0    1    0

         RALEIGH-DURHAM_NC                 RICHMOND_VA
RDU   0423 0424 0425 0426 0427  RIC   0423 0424 0425 0426 0427
MEAN    72   70   73   74   68  MEAN    67   65   69   71   64
%>100    0    0    0    0    0  %>100    0    0    0    0    0
%>95     0    0    0    0    0  %>95     0    0    0    0    0
%>90     0    0    0    0    1  %>90     0    0    0    0    0
%>85     0    0    0    0    4  %>85     0    0    0    1    1
%>80     3    1    4    7   11  %>80     0    0    2    7    4
%>75    24   12   33   37   24  %>75     2    1   14   25   11
%>70    69   53   81   80   42  %>70    21   13   46   54   25

               SAVANNAH_GA              TALLAHASSEE_FL
SAV   0423 0424 0425 0426 0427  TLH   0423 0424 0425 0426 0427
MEAN    78   77   77   78   77  MEAN    76   76   77   78   79
%>100    0    0    0    0    0  %>100    0    0    0    0    0
%>95     0    0    0    0    0  %>95     0    0    0    0    0
%>90     0    0    0    0    1  %>90     0    0    0    0    0
%>85     1    0    0    1    6  %>85     0    0    0    1    2
%>80    26   14   11   20   27  %>80     7    8   13   26   34
%>75    88   79   75   83   61  %>75    68   72   81   90   89
%>70   100  100  100  100   88  %>70    99  100  100  100  100

                  TAMPA_FL               WASHINGTON_DC
TPA   0423 0424 0425 0426 0427  DCA   0423 0424 0425 0426 0427
MEAN    81   81   81   81   81  MEAN    64   65   67   68   61
%>100    0    0    0    0    0  %>100    0    0    0    0    0
%>95     0    0    0    0    0  %>95     0    0    0    0    0
%>90     0    0    0    0    0  %>90     0    0    0    0    0
%>85     9    8   13   11   13  %>85     0    0    0    1    0
%>80    63   60   66   64   68  %>80     0    0    1    6    2
%>75    98   97   98   98   98  %>75     0    0    8   18    6
%>70   100  100  100  100  100  %>70     6    7   30   40   17

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