Heat Index Forecast Tables
Issued by NWS
Issued by NWS
199
FMUS24 KWNH 170654
PRBWHI
DAYS 3--7 HEAT INDEX FORECAST TABLES
NWS WEATHER PREDICTION CENTER COLLEGE PARK MD
0652 UTC THU SEP 17 2026
MEAN HEAT INDEX (DEG F) AND MEAN HI PROB (%) FRCSTS
AT WESTERN US CITIES - DAYS 3 TO 7 FROM THU SEP 17 2026
ABILENE_TX ALBUQUERQUE_NM
ABI 0920 0921 0922 0923 0924 ABQ 0920 0921 0922 0923 0924
MEAN 86 84 82 82 82 MEAN 66 65 66 64 65
%>100 0 0 0 0 0 %>100 0 0 0 0 0
%>95 2 0 0 1 1 %>95 0 0 0 0 0
%>90 17 7 4 5 8 %>90 0 0 0 0 0
%>85 59 36 23 26 30 %>85 0 0 0 0 0
%>80 93 79 64 63 64 %>80 0 0 1 0 1
%>75 100 98 93 91 90 %>75 3 3 6 2 3
%>70 100 100 100 99 99 %>70 19 17 22 12 16
AMARILLO_TX AUSTIN_TX
AMA 0920 0921 0922 0923 0924 AUS 0920 0921 0922 0923 0924
MEAN 76 71 70 70 72 MEAN 90 91 91 91 90
%>100 0 0 0 0 0 %>100 5 6 5 5 3
%>95 0 0 0 0 0 %>95 20 23 23 22 17
%>90 0 0 0 0 0 %>90 50 54 56 54 49
%>85 1 0 0 0 1 %>85 80 83 85 84 82
%>80 13 1 1 4 8 %>80 96 97 97 97 97
%>75 58 15 12 20 31 %>75 99 100 100 100 100
%>70 94 58 46 53 66 %>70 100 100 100 100 100
BATON_ROUGE_LA BISMARCK_ND
BTR 0920 0921 0922 0923 0924 BIS 0920 0921 0922 0923 0924
MEAN 90 90 90 89 87 MEAN 59 59 60 62 64
%>100 2 2 1 1 0 %>100 0 0 0 0 0
%>95 15 15 12 10 4 %>95 0 0 0 0 0
%>90 52 51 46 41 24 %>90 0 0 0 0 0
%>85 88 87 84 81 65 %>85 0 0 0 0 0
%>80 99 99 98 98 93 %>80 0 0 0 0 0
%>75 100 100 100 100 100 %>75 0 0 0 1 2
%>70 100 100 100 100 100 %>70 0 0 1 7 13
BROWNSVILLE_TX CORPUS_CHRISTI_TX
BRO 0920 0921 0922 0923 0924 CRP 0920 0921 0922 0923 0924
MEAN 96 96 95 96 96 MEAN 95 95 94 95 95
%>100 23 24 17 24 24 %>100 17 14 12 16 15
%>95 57 60 51 57 56 %>95 47 46 41 46 46
%>90 86 89 85 86 84 %>90 81 84 81 82 82
%>85 98 99 98 98 97 %>85 97 98 98 97 98
%>80 100 100 100 100 100 %>80 100 100 100 100 100
%>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 0920 0921 0922 0923 0924 DEN 0920 0921 0922 0923 0924
MEAN 90 90 89 89 88 MEAN 61 60 63 65 66
%>100 1 2 2 3 3 %>100 0 0 0 0 0
%>95 12 16 11 14 13 %>95 0 0 0 0 0
%>90 53 52 40 41 39 %>90 0 0 0 0 0
%>85 91 87 76 74 71 %>85 0 0 0 0 0
%>80 99 99 95 94 92 %>80 0 0 0 1 1
%>75 100 100 100 99 99 %>75 0 0 2 5 6
%>70 100 100 100 100 100 %>70 1 1 12 21 24
DES_MOINES_IA EL_PASO_TX
DSM 0920 0921 0922 0923 0924 ELP 0920 0921 0922 0923 0924
MEAN 65 61 60 62 65 MEAN 75 75 76 74 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 1 0 0
%>85 0 0 0 0 0 %>85 0 1 6 2 2
%>80 0 0 0 0 2 %>80 9 11 25 12 12
%>75 2 0 0 2 8 %>75 49 49 59 39 39
%>70 15 1 1 11 25 %>70 90 89 87 75 73
FRESNO_CA GOODLAND_KS
FAT 0920 0921 0922 0923 0924 GLD 0920 0921 0922 0923 0924
MEAN 75 74 75 77 77 MEAN 64 63 63 66 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 1 %>90 0 0 0 0 0
%>85 0 0 0 2 7 %>85 0 0 0 0 0
%>80 10 3 7 21 29 %>80 0 0 0 0 2
%>75 53 37 49 68 66 %>75 0 0 1 5 11
%>70 92 89 93 96 91 %>70 5 2 8 24 36
GREAT_FALLS_MT HOUSTON_TX
GTF 0920 0921 0922 0923 0924 HOU 0920 0921 0922 0923 0924
MEAN 60 62 62 62 61 MEAN 92 93 93 93 92
%>100 0 0 0 0 0 %>100 5 7 7 8 4
%>95 0 0 0 0 0 %>95 25 30 31 33 23
%>90 0 0 0 0 0 %>90 66 71 73 74 62
%>85 0 0 0 0 0 %>85 94 95 96 96 92
%>80 0 0 0 0 1 %>80 100 100 100 100 99
%>75 0 0 0 2 3 %>75 100 100 100 100 100
%>70 1 3 4 10 12 %>70 100 100 100 100 100
JACKSON_MS KANSAS_CITY_MO
JAN 0920 0921 0922 0923 0924 MCI 0920 0921 0922 0923 0924
MEAN 91 90 89 87 84 MEAN 73 68 64 66 69
%>100 2 1 1 0 0 %>100 0 0 0 0 0
%>95 15 13 7 3 3 %>95 0 0 0 0 0
%>90 56 49 37 24 16 %>90 0 0 0 0 0
%>85 91 87 79 67 46 %>85 1 0 0 0 2
%>80 99 99 98 94 79 %>80 9 0 0 2 7
%>75 100 100 100 100 96 %>75 35 5 1 9 21
%>70 100 100 100 100 100 %>70 70 31 10 29 44
LAS_VEGAS_NV LITTLE_ROCK_AR
LAS 0920 0921 0922 0923 0924 LIT 0920 0921 0922 0923 0924
MEAN 79 79 78 79 80 MEAN 89 89 85 83 82
%>100 0 1 1 1 1 %>100 0 0 0 0 0
%>95 2 3 3 2 3 %>95 3 5 1 2 3
%>90 6 10 8 8 10 %>90 38 44 13 11 12
%>85 19 24 20 20 25 %>85 92 91 51 36 32
%>80 41 45 39 41 47 %>80 100 100 88 68 59
%>75 68 69 63 66 70 %>75 100 100 99 91 83
%>70 89 88 84 86 89 %>70 100 100 100 98 95
LOS_ANGELES_CA MIDLAND_TX
LAX 0920 0921 0922 0923 0924 MAF 0920 0921 0922 0923 0924
MEAN 73 71 71 73 75 MEAN 82 80 79 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 3 1 1 2 2
%>85 1 0 0 1 3 %>85 26 10 11 11 12
%>80 5 2 1 5 14 %>80 71 51 41 38 40
%>75 24 10 8 24 47 %>75 96 91 79 73 74
%>70 79 65 59 78 87 %>70 100 100 97 94 94
MINNEAPOLIS_MN NEW_ORLEANS_LA
MSP 0920 0921 0922 0923 0924 MSY 0920 0921 0922 0923 0924
MEAN 61 56 57 61 64 MEAN 91 91 90 90 87
%>100 0 0 0 0 0 %>100 2 3 2 2 0
%>95 0 0 0 0 0 %>95 16 18 14 13 6
%>90 0 0 0 0 0 %>90 58 55 49 47 29
%>85 0 0 0 0 0 %>85 92 89 85 84 69
%>80 0 0 0 0 1 %>80 100 99 98 98 94
%>75 0 0 0 1 4 %>75 100 100 100 100 99
%>70 0 0 0 8 17 %>70 100 100 100 100 100
NORTH_PLATTE_NE OKLAHOMA_CITY_OK
LBF 0920 0921 0922 0923 0924 OKC 0920 0921 0922 0923 0924
MEAN 61 60 60 63 65 MEAN 87 79 76 78 80
%>100 0 0 0 0 0 %>100 0 0 0 0 0
%>95 0 0 0 0 0 %>95 3 0 0 0 1
%>90 0 0 0 0 0 %>90 23 1 1 3 5
%>85 0 0 0 0 0 %>85 71 9 5 13 20
%>80 0 0 0 0 1 %>80 97 41 25 37 47
%>75 0 0 0 1 5 %>75 100 82 60 67 76
%>70 2 0 2 10 20 %>70 100 98 88 89 93
OMAHA_NE PENDLETON_OR
OMA 0920 0921 0922 0923 0924 PDT 0920 0921 0922 0923 0924
MEAN 65 62 61 63 65 MEAN 65 66 64 60 60
%>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 2 %>80 0 0 0 0 0
%>75 1 0 0 2 8 %>75 0 0 1 0 1
%>70 9 3 1 11 25 %>70 5 9 8 4 6
PHOENIX_AZ PORTLAND_OR
PHX 0920 0921 0922 0923 0924 PDX 0920 0921 0922 0923 0924
MEAN 87 88 88 89 91 MEAN 67 65 62 62 62
%>100 2 3 4 7 13 %>100 0 0 0 0 0
%>95 10 14 16 20 30 %>95 0 0 0 0 0
%>90 32 38 38 44 53 %>90 0 0 0 0 0
%>85 64 68 66 70 76 %>85 0 0 0 0 0
%>80 88 89 87 89 91 %>80 0 0 0 0 0
%>75 98 98 97 97 97 %>75 3 1 0 1 3
%>70 100 100 99 100 99 %>70 26 13 5 7 13
RAPID_CITY_SD SACRAMENTO_CA
RAP 0920 0921 0922 0923 0924 SAC 0920 0921 0922 0923 0924
MEAN 57 58 62 65 65 MEAN 71 71 71 73 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 1
%>80 0 0 0 0 1 %>80 0 0 0 3 9
%>75 0 0 0 3 4 %>75 11 8 12 27 32
%>70 0 0 4 17 19 %>70 64 61 67 75 67
SAINT_LOUIS_MO SALT_LAKE_CITY_UT
STL 0920 0921 0922 0923 0924 SLC 0920 0921 0922 0923 0924
MEAN 85 79 72 72 74 MEAN 62 65 67 67 67
%>100 0 0 0 0 0 %>100 0 0 0 0 0
%>95 1 0 0 0 1 %>95 0 0 0 0 0
%>90 11 3 0 1 3 %>90 0 0 0 0 0
%>85 48 15 2 4 9 %>85 0 0 1 0 1
%>80 87 41 9 14 23 %>80 1 1 3 2 4
%>75 99 72 31 34 45 %>75 3 5 11 11 14
%>70 100 92 63 60 68 %>70 12 19 31 32 36
SAN_ANTONIO_TX SAN_DIEGO_CA
SAT 0920 0921 0922 0923 0924 SAN 0920 0921 0922 0923 0924
MEAN 89 90 90 89 89 MEAN 72 71 71 72 74
%>100 2 3 2 2 2 %>100 0 0 0 0 0
%>95 13 15 15 14 14 %>95 0 0 0 0 0
%>90 42 46 46 46 44 %>90 0 0 0 0 1
%>85 77 80 81 80 79 %>85 1 0 0 1 4
%>80 96 96 97 97 96 %>80 4 1 1 4 12
%>75 100 100 100 100 100 %>75 18 10 10 21 38
%>70 100 100 100 100 100 %>70 70 61 58 73 83
SAN_FRANCISCO_CA SEATTLE_WA
SFO 0920 0921 0922 0923 0924 SEA 0920 0921 0922 0923 0924
MEAN 62 63 64 66 65 MEAN 61 61 59 59 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 0 3 4 %>75 0 0 0 0 0
%>70 1 2 4 17 18 %>70 0 0 0 1 2
SHREVEPORT_LA SIOUX_FALLS_SD
SHV 0920 0921 0922 0923 0924 FSD 0920 0921 0922 0923 0924
MEAN 89 90 89 88 86 MEAN 59 56 58 61 64
%>100 0 0 1 1 1 %>100 0 0 0 0 0
%>95 7 10 9 7 5 %>95 0 0 0 0 0
%>90 44 54 43 33 23 %>90 0 0 0 0 0
%>85 89 93 85 74 57 %>85 0 0 0 0 0
%>80 99 100 99 96 86 %>80 0 0 0 0 0
%>75 100 100 100 100 98 %>75 0 0 0 1 4
%>70 100 100 100 100 100 %>70 0 0 0 6 16
SPRINGFIELD_MO TUCSON_AZ
SGF 0920 0921 0922 0923 0924 TUS 0920 0921 0922 0923 0924
MEAN 85 79 74 74 75 MEAN 79 80 80 80 81
%>100 0 0 0 0 0 %>100 0 0 0 0 1
%>95 0 0 0 0 1 %>95 0 0 1 1 3
%>90 5 0 0 1 3 %>90 2 3 4 6 11
%>85 44 8 2 6 11 %>85 10 15 16 20 29
%>80 92 42 12 20 28 %>80 40 47 46 49 57
%>75 100 84 39 43 51 %>75 82 85 81 80 83
%>70 100 99 75 70 74 %>70 98 98 97 96 96
TULSA_OK WICHITA_KS
TUL 0920 0921 0922 0923 0924 ICT 0920 0921 0922 0923 0924
MEAN 88 80 76 78 79 MEAN 80 72 69 72 75
%>100 0 0 0 0 0 %>100 0 0 0 0 0
%>95 3 0 0 0 1 %>95 0 0 0 0 0
%>90 27 1 0 3 6 %>90 3 0 0 0 3
%>85 77 13 4 13 19 %>85 18 0 0 2 10
%>80 98 49 22 36 45 %>80 51 2 1 11 27
%>75 100 87 57 66 72 %>75 84 20 11 33 52
%>70 100 99 87 88 91 %>70 98 67 41 63 76
YUMA_AZ
YUM 0920 0921 0922 0923 0924
MEAN 88 87 86 88 90
%>100 3 1 1 3 7
%>95 11 8 5 12 22
%>90 34 31 21 35 48
%>85 65 66 54 67 75
%>80 89 91 85 90 92
%>75 98 99 98 98 98
%>70 100 100 100 100 100
URL IS WWW.WPC.NCEP.NOAA.GOV
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