Heat Index Forecast Tables
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PRBEHL

DAYS 3--7 HEAT INDEX FORECAST TABLES
NWS WEATHER PREDICTION CENTER COLLEGE PARK MD
1655 UTC TUE SEP 16 2025

MINIMUM HEAT INDEX (DEG F) AND MINIMUM HI PROB (%) FRCSTS
AT EASTERN US CITIES - DAYS 3 TO 7 FROM TUE SEP 16 2025

           AKRON-CANTON_OH                   ALBANY_NY
CAK   0919 0920 0921 0922 0923  ALB   0919 0920 0921 0922 0923
MIN     56   54   62   61   61  MIN     56   43   46   51   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    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    2    1    1  %>75     0    0    0    0    0
%>70     0    0   11    7    6  %>70     0    0    0    0    1

              ASHEVILLE_NC                  ATLANTA_GA
AVL   0919 0920 0921 0922 0923  ATL   0919 0920 0921 0922 0923
MIN     57   59   59   59   58  MIN     66   67   66   66   67
%>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    1
%>70     0    0    0    0    0  %>70     4   14    5   12   17

              BALTIMORE_MD               BIRMINGHAM_AL
BWI   0919 0920 0921 0922 0923  BHM   0919 0920 0921 0922 0923
MIN     63   61   60   60   63  MIN     68   68   69   68   67
%>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    1  %>75     1    2    3    2    4
%>70     3    2    2    4    8  %>70    21   27   37   27   27

                 BOSTON_MA                  BUFFALO_NY
BOS   0919 0920 0921 0922 0923  BUF   0919 0920 0921 0922 0923
MIN     61   50   48   53   59  MIN     57   47   57   61   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    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    1    1    1
%>70     0    0    0    0    1  %>70     0    0    4    7    7

             CHARLESTON_SC               CHARLESTON_WV
CHS   0919 0920 0921 0922 0923  CRW   0919 0920 0921 0922 0923
MIN     70   70   71   71   71  MIN     57   58   64   63   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    0  %>85     0    0    0    0    0
%>80     0    0    0    1    1  %>80     0    0    0    0    0
%>75     8    6   11   15   17  %>75     0    0    2    1    1
%>70    55   51   59   63   65  %>70     0    0   13    9    9

              CHARLOTTE_NC                  CHICAGO_IL
CLT   0919 0920 0921 0922 0923  ORD   0919 0920 0921 0922 0923
MIN     64   65   64   64   64  MIN     65   65   64   66   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    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    1  %>75     0    0    1    1    1
%>70     1    2    3    9   12  %>70     4    5    9   14    9

             CINCINNATI_OH                CLEVELAND_OH
LUK   0919 0920 0921 0922 0923  CLE   0919 0920 0921 0922 0923
MIN     60   62   65   64   64  MIN     60   58   64   63   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    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    2    2    1
%>70     0    1    7    7    6  %>70     4    1   14   12   12

               COLUMBIA_SC                 COLUMBUS_OH
CAE   0919 0920 0921 0922 0923  TZR   0919 0920 0921 0922 0923
MIN     66   66   65   66   67  MIN     57   58   64   62   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    0  %>85     0    0    0    0    0
%>80     0    0    0    0    0  %>80     0    0    0    0    0
%>75     0    0    0    2    5  %>75     0    0    1    1    1
%>70    12   13    9   20   27  %>70     0    1   11    7    6

                 DAYTON_OH                  DETROIT_MI
MGY   0919 0920 0921 0922 0923  DET   0919 0920 0921 0922 0923
MIN     59   61   64   64   63  MIN     61   58   61   64   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    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    1    1
%>70     0    1    6    5    5  %>70     0    1    4   11   11

             EVANSVILLE_IN             GRAND_RAPIDS_MI
EVV   0919 0920 0921 0922 0923  GRR   0919 0920 0921 0922 0923
MIN     65   66   66   66   66  MIN     58   55   58   62   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     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    1    1    2    1  %>75     0    0    0    0    0
%>70     5   14   15   19   17  %>70     0    0    3    3    4

             GREENSBORO_NC               HUNTSVILLE_AL
GSO   0919 0920 0921 0922 0923  HSV   0919 0920 0921 0922 0923
MIN     62   62   61   61   62  MIN     66   66   69   68   66
%>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    1  %>75     0    1    3    6    3
%>70     0    1    2    4    8  %>70     7   15   33   31   21

           INDIANAPOLIS_IN                KNOXVILLE_TN
IND   0919 0920 0921 0922 0923  TYS   0919 0920 0921 0922 0923
MIN     62   64   64   65   64  MIN     61   63   64   63   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    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    4    6    7    6  %>70     0    0    5    5    7

              LEXINGTON_KY               LOUISVILLE_KY
LEX   0919 0920 0921 0922 0923  SDF   0919 0920 0921 0922 0923
MIN     60   61   65   63   63  MIN     62   64   66   65   65
%>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    1    1    1  %>75     0    0    1    1    0
%>70     0    2    9    8    8  %>70     0    3   12   11   11

                MEMPHIS_TN                    MIAMI_FL
MEM   0919 0920 0921 0922 0923  MIA   0919 0920 0921 0922 0923
MIN     70   69   70   69   69  MIN     79   80   81   81   81
%>100    0    0    0    0    0  %>100    0    0    0    0    0
%>95     0    0    0    0    0  %>95     0    0    0    1    1
%>90     0    0    0    0    0  %>90     2    1    3    6    7
%>85     0    0    0    0    0  %>85    11   12   19   26   29
%>80     0    0    0    0    0  %>80    41   43   54   59   60
%>75     3    5    4    7    7  %>75    85   85   88   88   86
%>70    46   44   46   45   38  %>70    99   99   99   98   97

              MILWAUKEE_WI                   MOBILE_AL
MKE   0919 0920 0921 0922 0923  MOB   0919 0920 0921 0922 0923
MIN     63   63   63   64   62  MIN     70   71   71   71   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    0    0    0
%>80     0    0    0    0    0  %>80     0    1    1    1    2
%>75     0    0    0    0    0  %>75     8   13   15   15   20
%>70     3    2    2    3    3  %>70    49   59   63   60   70

              NASHVILLE_TN            NEW_YORK_CITY_NY
BNA   0919 0920 0921 0922 0923  NYC   0919 0920 0921 0922 0923
MIN     64   65   67   67   66  MIN     64   58   57   59   63
%>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    1    2    2    1  %>75     0    0    0    0    0
%>70     6   12   25   21   17  %>70     5    0    0    1    5

                NORFOLK_VA                  ORLANDO_FL
ORF   0919 0920 0921 0922 0923  ORL   0919 0920 0921 0922 0923
MIN     67   68   68   68   68  MIN     74   75   76   76   76
%>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    1    1    3    7
%>75     0    1    3    5    6  %>75    32   46   63   68   72
%>70    16   32   34   36   38  %>70    99   99  100  100  100

           PHILADELPHIA_PA               PITTSBURGH_PA
PHL   0919 0920 0921 0922 0923  PIT   0919 0920 0921 0922 0923
MIN     62   58   56   57   60  MIN     56   56   63   62   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    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    2    0    1
%>70     2    0    0    1    4  %>70     0    0   10    5    6

               PORTLAND_ME               PROVIDENCE_RI
PWM   0919 0920 0921 0922 0923  PVD   0919 0920 0921 0922 0923
MIN     57   44   44   51   56  MIN     60   50   48   52   58
%>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    1  %>70     0    0    0    0    1

         RALEIGH-DURHAM_NC                 RICHMOND_VA
RDU   0919 0920 0921 0922 0923  RIC   0919 0920 0921 0922 0923
MIN     64   64   64   64   64  MIN     62   62   61   61   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    0  %>85     0    0    0    0    0
%>80     0    0    0    0    0  %>80     0    0    0    0    0
%>75     0    0    0    0    1  %>75     0    0    0    0    1
%>70     1    2    4    7   12  %>70     1    2    4    4    8

               SAVANNAH_GA              TALLAHASSEE_FL
SAV   0919 0920 0921 0922 0923  TLH   0919 0920 0921 0922 0923
MIN     70   70   71   72   72  MIN     70   70   70   72   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    0    0    0
%>80     0    0    0    2    2  %>80     0    0    0    1    1
%>75     6    7   13   19   19  %>75     5    7    8   18   19
%>70    50   51   65   67   66  %>70    50   56   55   71   68

                  TAMPA_FL               WASHINGTON_DC
TPA   0919 0920 0921 0922 0923  DCA   0919 0920 0921 0922 0923
MIN     75   75   76   77   77  MIN     62   62   61   60   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    1    2  %>85     0    0    0    0    0
%>80     2    2    6   16   23  %>80     0    0    0    0    0
%>75    44   51   67   69   72  %>75     0    0    0    0    1
%>70    97   98   99   98   98  %>70     1    1    1    3    7

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