Heat Index Forecast Tables
Issued by NWS
Issued by NWS
653
FMUS24 KWNH 180654
PRBWHI
DAYS 3--7 HEAT INDEX FORECAST TABLES
NWS WEATHER PREDICTION CENTER COLLEGE PARK MD
0652 UTC FRI SEP 18 2026
MEAN HEAT INDEX (DEG F) AND MEAN HI PROB (%) FRCSTS
AT WESTERN US CITIES - DAYS 3 TO 7 FROM FRI SEP 18 2026
ABILENE_TX ALBUQUERQUE_NM
ABI 0921 0922 0923 0924 0925 ABQ 0921 0922 0923 0924 0925
MEAN 84 81 79 80 79 MEAN 66 66 63 63 64
%>100 0 0 0 0 0 %>100 0 0 0 0 0
%>95 1 0 0 1 1 %>95 0 0 0 0 0
%>90 9 3 4 6 5 %>90 0 0 0 0 0
%>85 41 19 17 23 18 %>85 0 0 0 0 0
%>80 85 55 45 53 45 %>80 0 1 0 0 0
%>75 99 88 77 81 76 %>75 3 7 1 1 3
%>70 100 99 95 96 93 %>70 19 24 7 9 14
AMARILLO_TX AUSTIN_TX
AMA 0921 0922 0923 0924 0925 AUS 0921 0922 0923 0924 0925
MEAN 72 68 66 68 70 MEAN 92 91 90 88 85
%>100 0 0 0 0 0 %>100 8 5 6 3 1
%>95 0 0 0 0 0 %>95 28 22 21 14 7
%>90 0 0 0 0 0 %>90 60 54 49 39 24
%>85 0 0 0 0 0 %>85 86 84 78 70 52
%>80 2 0 0 1 4 %>80 97 97 94 91 79
%>75 24 5 3 8 19 %>75 100 100 99 98 94
%>70 73 32 22 37 52 %>70 100 100 100 100 99
BATON_ROUGE_LA BISMARCK_ND
BTR 0921 0922 0923 0924 0925 BIS 0921 0922 0923 0924 0925
MEAN 91 91 89 84 81 MEAN 59 59 61 64 64
%>100 3 3 1 0 0 %>100 0 0 0 0 0
%>95 20 20 9 3 1 %>95 0 0 0 0 0
%>90 57 59 39 15 7 %>90 0 0 0 0 0
%>85 89 91 79 44 26 %>85 0 0 0 0 0
%>80 99 99 97 78 56 %>80 0 0 0 0 0
%>75 100 100 100 95 83 %>75 0 0 0 1 3
%>70 100 100 100 100 96 %>70 0 1 4 11 17
BROWNSVILLE_TX CORPUS_CHRISTI_TX
BRO 0921 0922 0923 0924 0925 CRP 0921 0922 0923 0924 0925
MEAN 97 96 96 96 94 MEAN 95 95 95 95 91
%>100 26 24 25 27 17 %>100 17 14 18 17 8
%>95 62 58 59 59 46 %>95 51 44 48 45 26
%>90 90 86 87 85 77 %>90 87 83 83 79 58
%>85 99 98 98 97 94 %>85 99 98 97 96 85
%>80 100 100 100 100 99 %>80 100 100 100 100 97
%>75 100 100 100 100 100 %>75 100 100 100 100 100
%>70 100 100 100 100 100 %>70 100 100 100 100 100
DALLAS_TX DENVER_CO
DFW 0921 0922 0923 0924 0925 DEN 0921 0922 0923 0924 0925
MEAN 91 87 85 84 83 MEAN 60 64 65 66 67
%>100 4 1 1 1 0 %>100 0 0 0 0 0
%>95 21 8 6 5 3 %>95 0 0 0 0 0
%>90 57 29 21 19 14 %>90 0 0 0 0 0
%>85 88 60 47 46 37 %>85 0 0 0 0 0
%>80 98 86 75 76 67 %>80 0 0 0 1 2
%>75 100 97 92 93 89 %>75 0 2 1 5 9
%>70 100 100 98 99 98 %>70 1 13 13 23 31
DES_MOINES_IA EL_PASO_TX
DSM 0921 0922 0923 0924 0925 ELP 0921 0922 0923 0924 0925
MEAN 60 57 56 60 63 MEAN 76 76 72 71 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 4 1 0 2
%>80 0 0 0 0 0 %>80 15 22 5 4 10
%>75 0 0 0 0 2 %>75 57 57 26 21 35
%>70 0 0 0 3 12 %>70 92 87 63 58 70
FRESNO_CA GOODLAND_KS
FAT 0921 0922 0923 0924 0925 GLD 0921 0922 0923 0924 0925
MEAN 73 74 77 78 77 MEAN 63 62 65 67 68
%>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 3 %>85 0 0 0 0 0
%>80 1 2 13 32 22 %>80 0 0 0 0 2
%>75 28 38 74 86 65 %>75 0 0 2 5 12
%>70 86 92 98 99 93 %>70 1 3 15 27 37
GREAT_FALLS_MT HOUSTON_TX
GTF 0921 0922 0923 0924 0925 HOU 0921 0922 0923 0924 0925
MEAN 61 62 61 62 63 MEAN 93 94 93 89 86
%>100 0 0 0 0 0 %>100 9 10 12 3 1
%>95 0 0 0 0 0 %>95 36 37 37 16 7
%>90 0 0 0 0 0 %>90 76 76 72 44 24
%>85 0 0 0 0 0 %>85 96 96 94 76 54
%>80 0 0 0 0 0 %>80 100 100 99 94 82
%>75 0 0 0 1 2 %>75 100 100 100 99 96
%>70 2 4 3 7 12 %>70 100 100 100 100 99
JACKSON_MS KANSAS_CITY_MO
JAN 0921 0922 0923 0924 0925 MCI 0921 0922 0923 0924 0925
MEAN 90 89 84 80 77 MEAN 66 60 60 63 66
%>100 1 1 0 0 0 %>100 0 0 0 0 0
%>95 12 10 2 1 0 %>95 0 0 0 0 0
%>90 52 44 13 5 2 %>90 0 0 0 0 0
%>85 90 84 43 20 12 %>85 0 0 0 0 0
%>80 99 99 79 48 34 %>80 0 0 0 0 1
%>75 100 100 96 78 65 %>75 1 0 0 1 5
%>70 100 100 100 94 88 %>70 15 1 1 8 23
LAS_VEGAS_NV LITTLE_ROCK_AR
LAS 0921 0922 0923 0924 0925 LIT 0921 0922 0923 0924 0925
MEAN 78 77 78 80 80 MEAN 89 82 76 75 75
%>100 0 0 0 0 1 %>100 0 0 0 0 0
%>95 1 1 1 2 3 %>95 6 1 0 0 0
%>90 6 4 5 8 10 %>90 41 6 1 1 1
%>85 17 13 17 23 25 %>85 87 29 8 6 4
%>80 38 32 39 47 50 %>80 99 68 27 21 18
%>75 66 59 67 73 75 %>75 100 93 56 49 47
%>70 87 83 88 92 92 %>70 100 99 82 77 78
LOS_ANGELES_CA MIDLAND_TX
LAX 0921 0922 0923 0924 0925 MAF 0921 0922 0923 0924 0925
MEAN 70 71 73 74 75 MEAN 82 79 77 78 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 2 1 0 1 2
%>85 0 0 1 1 2 %>85 21 12 4 9 9
%>80 0 1 6 9 14 %>80 70 42 24 32 31
%>75 4 8 29 41 52 %>75 97 79 62 67 64
%>70 55 60 81 88 92 %>70 100 96 91 91 89
MINNEAPOLIS_MN NEW_ORLEANS_LA
MSP 0921 0922 0923 0924 0925 MSY 0921 0922 0923 0924 0925
MEAN 56 54 54 58 61 MEAN 92 92 92 87 83
%>100 0 0 0 0 0 %>100 6 7 7 1 0
%>95 0 0 0 0 0 %>95 27 29 27 7 3
%>90 0 0 0 0 0 %>90 66 67 62 30 14
%>85 0 0 0 0 0 %>85 93 93 89 65 40
%>80 0 0 0 0 0 %>80 99 99 99 90 72
%>75 0 0 0 0 0 %>75 100 100 100 99 92
%>70 0 0 0 1 4 %>70 100 100 100 100 99
NORTH_PLATTE_NE OKLAHOMA_CITY_OK
LBF 0921 0922 0923 0924 0925 OKC 0921 0922 0923 0924 0925
MEAN 59 57 61 64 64 MEAN 79 73 72 74 75
%>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 1 1
%>85 0 0 0 0 0 %>85 4 1 1 5 7
%>80 0 0 0 0 0 %>80 35 7 8 20 23
%>75 0 0 0 2 3 %>75 83 34 31 46 50
%>70 0 0 3 12 15 %>70 99 73 65 75 78
OMAHA_NE PENDLETON_OR
OMA 0921 0922 0923 0924 0925 PDT 0921 0922 0923 0924 0925
MEAN 60 57 57 61 64 MEAN 66 64 61 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 1
%>75 0 0 0 1 2 %>75 0 0 0 1 3
%>70 0 0 0 6 13 %>70 9 4 2 6 12
PHOENIX_AZ PORTLAND_OR
PHX 0921 0922 0923 0924 0925 PDX 0921 0922 0923 0924 0925
MEAN 88 87 90 91 92 MEAN 64 62 61 63 61
%>100 2 1 5 13 13 %>100 0 0 0 0 0
%>95 11 8 20 31 33 %>95 0 0 0 0 0
%>90 35 30 48 56 58 %>90 0 0 0 0 0
%>85 69 64 77 79 81 %>85 0 0 0 0 0
%>80 91 89 94 93 94 %>80 0 0 0 0 0
%>75 99 98 99 98 99 %>75 0 0 0 1 2
%>70 100 100 100 100 100 %>70 6 2 1 9 9
RAPID_CITY_SD SACRAMENTO_CA
RAP 0921 0922 0923 0924 0925 SAC 0921 0922 0923 0924 0925
MEAN 56 61 65 65 66 MEAN 70 71 73 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 0 %>90 0 0 0 0 0
%>85 0 0 0 0 0 %>85 0 0 0 1 1
%>80 0 0 0 0 0 %>80 0 0 3 10 6
%>75 0 0 1 2 5 %>75 5 9 32 43 29
%>70 0 1 12 14 22 %>70 51 57 83 82 66
SAINT_LOUIS_MO SALT_LAKE_CITY_UT
STL 0921 0922 0923 0924 0925 SLC 0921 0922 0923 0924 0925
MEAN 76 66 65 66 69 MEAN 61 63 64 65 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 1 0 0 0 0 %>90 0 0 0 0 0
%>85 5 0 0 0 1 %>85 0 0 0 0 0
%>80 23 1 0 1 4 %>80 0 0 0 0 1
%>75 55 5 3 5 16 %>75 0 1 1 2 6
%>70 84 25 16 22 41 %>70 1 9 8 16 27
SAN_ANTONIO_TX SAN_DIEGO_CA
SAT 0921 0922 0923 0924 0925 SAN 0921 0922 0923 0924 0925
MEAN 90 90 89 88 86 MEAN 70 70 72 73 75
%>100 3 3 2 2 1 %>100 0 0 0 0 0
%>95 17 16 14 11 7 %>95 0 0 0 0 0
%>90 51 48 43 37 24 %>90 0 0 0 0 0
%>85 85 82 77 72 54 %>85 0 0 0 1 3
%>80 98 97 95 94 82 %>80 0 0 3 5 13
%>75 100 100 100 99 96 %>75 3 5 16 26 43
%>70 100 100 100 100 99 %>70 47 52 76 85 90
SAN_FRANCISCO_CA SEATTLE_WA
SFO 0921 0922 0923 0924 0925 SEA 0921 0922 0923 0924 0925
MEAN 62 64 66 66 66 MEAN 60 60 58 60 59
%>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 3 2 %>75 0 0 0 0 0
%>70 0 2 17 21 16 %>70 0 0 0 2 2
SHREVEPORT_LA SIOUX_FALLS_SD
SHV 0921 0922 0923 0924 0925 FSD 0921 0922 0923 0924 0925
MEAN 90 89 85 81 79 MEAN 55 54 55 60 62
%>100 1 1 1 0 0 %>100 0 0 0 0 0
%>95 12 9 5 2 1 %>95 0 0 0 0 0
%>90 52 39 19 9 5 %>90 0 0 0 0 0
%>85 90 78 47 27 18 %>85 0 0 0 0 0
%>80 99 97 77 55 44 %>80 0 0 0 0 0
%>75 100 100 94 80 73 %>75 0 0 0 0 1
%>70 100 100 99 94 91 %>70 0 0 0 3 7
SPRINGFIELD_MO TUCSON_AZ
SGF 0921 0922 0923 0924 0925 TUS 0921 0922 0923 0924 0925
MEAN 77 68 66 68 70 MEAN 80 80 80 81 82
%>100 0 0 0 0 0 %>100 0 0 0 1 1
%>95 0 0 0 0 0 %>95 0 0 1 3 4
%>90 0 0 0 0 0 %>90 2 3 5 10 13
%>85 4 0 0 1 2 %>85 12 14 20 26 32
%>80 26 1 1 4 9 %>80 45 45 50 54 61
%>75 70 8 8 16 25 %>75 86 81 81 81 85
%>70 96 35 27 39 52 %>70 99 97 96 95 97
TULSA_OK WICHITA_KS
TUL 0921 0922 0923 0924 0925 ICT 0921 0922 0923 0924 0925
MEAN 78 71 71 73 74 MEAN 71 66 65 69 71
%>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 1 1 %>90 0 0 0 0 0
%>85 6 0 1 4 6 %>85 0 0 0 1 2
%>80 35 4 8 14 21 %>80 0 0 0 4 11
%>75 80 23 27 36 46 %>75 11 1 3 16 30
%>70 98 61 57 65 73 %>70 59 14 18 41 58
YUMA_AZ
YUM 0921 0922 0923 0924 0925
MEAN 87 85 88 90 92
%>100 0 0 1 4 8
%>95 3 2 8 17 29
%>90 22 14 31 47 63
%>85 64 48 68 80 89
%>80 94 85 93 96 98
%>75 100 98 99 100 100
%>70 100 100 100 100 100
URL IS WWW.WPC.NCEP.NOAA.GOV
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