Heat Index Forecast Tables
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FMUS24 KWNH 151717
PRBWHL

DAYS 3--7 HEAT INDEX FORECAST TABLES
NWS WEATHER PREDICTION CENTER COLLEGE PARK MD
1716 UTC TUE SEP 15 2026

MINIMUM HEAT INDEX (DEG F) AND MINIMUM HI PROB (%) FRCSTS
AT WESTERN US CITIES - DAYS 3 TO 7 FROM TUE SEP 15 2026

                ABILENE_TX              ALBUQUERQUE_NM
ABI   0918 0919 0920 0921 0922  ABQ   0918 0919 0920 0921 0922
MIN     75   75   72   67   64  MIN     56   54   53   52   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    1  %>85     0    0    0    0    0
%>80     5    5    4    4    3  %>80     0    0    0    0    0
%>75    52   48   25   14    9  %>75     0    0    0    0    0
%>70    92   90   65   34   23  %>70     1    0    0    1    0

               AMARILLO_TX                   AUSTIN_TX
AMA   0918 0919 0920 0921 0922  AUS   0918 0919 0920 0921 0922
MIN     67   66   61   55   55  MIN     77   74   76   75   73
%>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     1    0    0    1    1
%>80     0    1    1    0    0  %>80    19    3    9   11    8
%>75     4    7    3    1    1  %>75    68   40   57   54   37
%>70    27   27   11    5    4  %>70    96   91   95   92   76

            BATON_ROUGE_LA                 BISMARCK_ND
BTR   0918 0919 0920 0921 0922  BIS   0918 0919 0920 0921 0922
MIN     70   72   74   75   73  MIN     53   53   48   46   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    1    1  %>85     0    0    0    0    0
%>80     0    0    7   13    8  %>80     0    0    0    0    0
%>75     2   11   42   49   38  %>75     0    0    0    0    0
%>70    46   80   85   85   76  %>70     0    0    0    0    0

            BROWNSVILLE_TX           CORPUS_CHRISTI_TX
BRO   0918 0919 0920 0921 0922  CRP   0918 0919 0920 0921 0922
MIN     83   80   82   82   81  MIN     85   80   81   80   79
%>100    0    0    0    0    0  %>100    1    0    0    0    0
%>95     1    0    0    0    0  %>95     6    1    1    1    0
%>90     8    1    2    3    2  %>90    21    5    6    5    3
%>85    35   10   21   23   17  %>85    49   17   21   21   15
%>80    74   52   69   69   62  %>80    79   49   52   52   43
%>75    95   92   96   95   93  %>75    94   85   84   82   77
%>70   100  100  100  100   99  %>70    99   98   98   96   96

                 DALLAS_TX                   DENVER_CO
DFW   0918 0919 0920 0921 0922  DEN   0918 0919 0920 0921 0922
MIN     80   78   77   73   70  MIN     56   53   50   49   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     4    0    1    2    1  %>90     0    0    0    0    0
%>85    20    4    7    7    4  %>85     0    0    0    0    0
%>80    52   31   31   20   13  %>80     0    0    0    0    0
%>75    82   76   67   42   28  %>75     0    0    0    0    0
%>70    96   97   92   67   50  %>70     0    0    0    0    0

             DES_MOINES_IA                  EL_PASO_TX
DSM   0918 0919 0920 0921 0922  ELP   0918 0919 0920 0921 0922
MIN     66   69   61   56   52  MIN     67   65   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    1    0    0    0  %>80     0    0    0    0    0
%>75     1   10    1    0    0  %>75     5    3    3    3    2
%>70    17   39    8    1    0  %>70    28   17   15   14   11

                 FRESNO_CA                 GOODLAND_KS
FAT   0918 0919 0920 0921 0922  GLD   0918 0919 0920 0921 0922
MIN     58   59   60   59   60  MIN     63   60   54   51   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    0    0    0  %>80     1    0    0    0    0
%>75     0    0    0    0    0  %>75     4    0    0    0    0
%>70     0    0    1    1    1  %>70    16    4    2    0    1

            GREAT_FALLS_MT                  HOUSTON_TX
GTF   0918 0919 0920 0921 0922  HOU   0918 0919 0920 0921 0922
MIN     48   46   46   46   46  MIN     79   77   78   78   78
%>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     1    0    0    0    0
%>85     0    0    0    0    0  %>85     9    2    3    4    3
%>80     0    0    0    0    0  %>80    42   20   27   34   27
%>75     0    0    0    0    0  %>75    85   68   75   83   76
%>70     0    0    0    0    0  %>70    99   96   97   99   97

                JACKSON_MS              KANSAS_CITY_MO
JAN   0918 0919 0920 0921 0922  MCI   0918 0919 0920 0921 0922
MIN     70   72   73   73   71  MIN     72   72   65   58   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    1    1    1  %>85     0    2    0    0    0
%>80     0    3    7   10    6  %>80     4    9    2    0    0
%>75     2   23   32   36   24  %>75    24   29    8    2    1
%>70    48   68   72   71   57  %>70    65   59   24    7    3

              LAS_VEGAS_NV              LITTLE_ROCK_AR
LAS   0918 0919 0920 0921 0922  LIT   0918 0919 0920 0921 0922
MIN     69   69   70   70   69  MIN     73   72   73   70   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    1    1    1    1  %>90     0    0    0    0    0
%>85     2    3    5    5    4  %>85     0    0    0    2    1
%>80     7   10   13   13   11  %>80     6    3    4   10    5
%>75    20   23   27   28   24  %>75    35   26   30   27   14
%>70    44   43   48   49   44  %>70    77   69   75   52   31

            LOS_ANGELES_CA                  MIDLAND_TX
LAX   0918 0919 0920 0921 0922  MAF   0918 0919 0920 0921 0922
MIN     65   66   66   65   65  MIN     73   72   70   66   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     1    0    0    1    1
%>75     0    0    0    0    0  %>75    25   19    8    7    5
%>70     1    5    7    3    4  %>70    87   80   46   25   17

            MINNEAPOLIS_MN              NEW_ORLEANS_LA
MSP   0918 0919 0920 0921 0922  MSY   0918 0919 0920 0921 0922
MIN     57   59   55   50   51  MIN     76   77   79   79   78
%>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    1    2    1
%>85     0    0    0    0    0  %>85     0    1    7   10    9
%>80     0    0    0    0    0  %>80    11   18   36   40   35
%>75     0    0    0    0    0  %>75    68   78   81   79   73
%>70     1    3    0    0    0  %>70    97   99   97   96   94

           NORTH_PLATTE_NE            OKLAHOMA_CITY_OK
LBF   0918 0919 0920 0921 0922  OKC   0918 0919 0920 0921 0922
MIN     63   59   52   49   50  MIN     75   74   68   61   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     1    1    1    1    0
%>85     0    0    0    0    0  %>85     6    6    4    2    1
%>80     1    0    0    0    0  %>80    22   20   11    5    2
%>75     4    0    0    0    0  %>75    50   44   24   11    6
%>70    14    3    1    0    0  %>70    77   69   42   21   13

                  OMAHA_NE                PENDLETON_OR
OMA   0918 0919 0920 0921 0922  PDT   0918 0919 0920 0921 0922
MIN     68   69   61   55   53  MIN     48   48   49   50   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     1    1    0    0    0  %>80     0    0    0    0    0
%>75    10    9    1    0    0  %>75     0    0    0    0    0
%>70    37   39    6    1    0  %>70     0    0    0    0    0

                PHOENIX_AZ                 PORTLAND_OR
PHX   0918 0919 0920 0921 0922  PDX   0918 0919 0920 0921 0922
MIN     81   81   80   80   79  MIN     54   53   54   53   51
%>100    0    0    1    1    0  %>100    0    0    0    0    0
%>95     1    3    4    3    2  %>95     0    0    0    0    0
%>90     7   10   11   10    8  %>90     0    0    0    0    0
%>85    23   27   27   25   23  %>85     0    0    0    0    0
%>80    52   53   51   49   47  %>80     0    0    0    0    0
%>75    81   78   74   74   72  %>75     0    0    0    0    0
%>70    96   93   90   91   90  %>70     0    0    0    0    0

             RAPID_CITY_SD               SACRAMENTO_CA
RAP   0918 0919 0920 0921 0922  SAC   0918 0919 0920 0921 0922
MIN     56   53   47   46   50  MIN     56   57   56   56   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    0    0    0  %>75     0    0    0    0    0
%>70     1    1    0    0    0  %>70     0    0    0    0    0

            SAINT_LOUIS_MO           SALT_LAKE_CITY_UT
STL   0918 0919 0920 0921 0922  SLC   0918 0919 0920 0921 0922
MIN     75   74   71   63   59  MIN     56   50   50   52   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     7    8    3    2    0  %>80     0    0    0    0    0
%>75    50   42   21    8    2  %>75     0    0    0    0    0
%>70    92   84   58   21    8  %>70     0    0    0    0    0

            SAN_ANTONIO_TX                SAN_DIEGO_CA
SAT   0918 0919 0920 0921 0922  SAN   0918 0919 0920 0921 0922
MIN     76   74   75   75   74  MIN     65   65   66   65   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     1    0    1    1    1  %>85     0    0    0    0    0
%>80    17    5   13   14    9  %>80     0    0    0    0    0
%>75    66   41   52   51   38  %>75     0    0    0    0    0
%>70    96   89   90   88   77  %>70     5   11   10    6   10

          SAN_FRANCISCO_CA                  SEATTLE_WA
SFO   0918 0919 0920 0921 0922  SEA   0918 0919 0920 0921 0922
MIN     57   58   58   58   58  MIN     53   52   52   52   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    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    0    0

             SHREVEPORT_LA              SIOUX_FALLS_SD
SHV   0918 0919 0920 0921 0922  FSD   0918 0919 0920 0921 0922
MIN     73   72   74   74   71  MIN     60   61   54   50   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    2    1  %>85     0    0    0    0    0
%>80     4    1    3   12    6  %>80     0    0    0    0    0
%>75    34   21   41   42   24  %>75     2    0    0    0    0
%>70    83   78   92   77   54  %>70     9    4    1    0    0

            SPRINGFIELD_MO                   TUCSON_AZ
SGF   0918 0919 0920 0921 0922  TUS   0918 0919 0920 0921 0922
MIN     73   71   68   61   57  MIN     71   72   71   71   70
%>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    1    0  %>85     0    0    0    0    1
%>80     4    6    4    3    1  %>80     2    4    4    3    4
%>75    29   24   16    8    3  %>75    19   23   21   19   19
%>70    74   57   39   18    8  %>70    61   62   55   56   52

                  TULSA_OK                  WICHITA_KS
TUL   0918 0919 0920 0921 0922  ICT   0918 0919 0920 0921 0922
MIN     76   74   70   62   60  MIN     73   72   64   56   53
%>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    1    0    0    0  %>90     0    2    0    0    0
%>85     5    6    2    2    0  %>85     2    6    2    0    0
%>80    23   19    9    5    1  %>80    11   16    5    1    1
%>75    57   45   25   12    5  %>75    36   34   13    4    2
%>70    87   73   50   24   13  %>70    69   57   27   10    6

                   YUMA_AZ
YUM   0918 0919 0920 0921 0922
MIN     75   76   77   76   75
%>100    0    0    0    0    0
%>95     0    0    0    0    0
%>90     0    0    2    0    0
%>85     1    4   10    4    2
%>80    11   21   31   22   16
%>75    53   55   61   57   49
%>70    91   86   86   87   83

URL IS WWW.WPC.NCEP.NOAA.GOV

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