Heat Index Forecast Tables
Issued by NWS
Issued by NWS
818
FMUS24 KWNH 191609
PRBWHI
DAYS 3--7 HEAT INDEX FORECAST TABLES
NWS WEATHER PREDICTION CENTER COLLEGE PARK MD
1607 UTC TUE AUG 19 2025
MEAN HEAT INDEX (DEG F) AND MEAN HI PROB (%) FRCSTS
AT WESTERN US CITIES - DAYS 3 TO 7 FROM TUE AUG 19 2025
ABILENE_TX ALBUQUERQUE_NM
ABI 0822 0823 0824 0825 0826 ABQ 0822 0823 0824 0825 0826
MEAN 84 83 83 84 85 MEAN 77 77 75 74 74
%>100 0 0 0 0 1 %>100 0 0 0 0 0
%>95 0 0 0 1 5 %>95 0 0 0 0 0
%>90 2 1 2 11 19 %>90 0 0 0 0 1
%>85 35 26 31 44 47 %>85 4 4 2 2 4
%>80 91 87 87 83 76 %>80 24 23 12 13 16
%>75 100 100 100 98 93 %>75 67 63 46 43 42
%>70 100 100 100 100 99 %>70 97 94 85 80 75
AMARILLO_TX AUSTIN_TX
AMA 0822 0823 0824 0825 0826 AUS 0822 0823 0824 0825 0826
MEAN 78 76 77 77 74 MEAN 89 88 88 89 89
%>100 0 0 0 0 0 %>100 0 0 0 1 2
%>95 0 0 0 0 1 %>95 6 3 1 8 13
%>90 0 0 0 2 3 %>90 38 31 25 44 45
%>85 0 1 1 10 9 %>85 83 84 83 86 81
%>80 14 14 19 30 24 %>80 99 99 100 99 97
%>75 87 64 67 59 47 %>75 100 100 100 100 100
%>70 100 97 96 83 71 %>70 100 100 100 100 100
BATON_ROUGE_LA BISMARCK_ND
BTR 0822 0823 0824 0825 0826 BIS 0822 0823 0824 0825 0826
MEAN 89 89 89 89 87 MEAN 65 59 57 57 61
%>100 1 1 1 1 2 %>100 0 0 0 0 0
%>95 9 10 12 10 11 %>95 0 0 0 0 0
%>90 44 43 45 41 33 %>90 0 0 0 0 0
%>85 86 83 83 81 64 %>85 0 0 0 0 0
%>80 99 98 98 97 87 %>80 0 0 0 0 0
%>75 100 100 100 100 97 %>75 1 0 0 0 0
%>70 100 100 100 100 100 %>70 11 0 0 0 4
BROWNSVILLE_TX CORPUS_CHRISTI_TX
BRO 0822 0823 0824 0825 0826 CRP 0822 0823 0824 0825 0826
MEAN 94 94 94 95 95 MEAN 92 92 92 92 94
%>100 6 8 11 16 10 %>100 4 4 4 4 10
%>95 39 41 40 48 49 %>95 24 23 24 24 41
%>90 85 83 76 82 89 %>90 70 68 68 69 82
%>85 99 98 96 97 99 %>85 96 96 95 96 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 0822 0823 0824 0825 0826 DEN 0822 0823 0824 0825 0826
MEAN 88 88 89 88 87 MEAN 74 71 69 68 67
%>100 0 0 0 1 4 %>100 0 0 0 0 0
%>95 1 1 3 9 15 %>95 0 0 0 0 0
%>90 28 25 35 36 35 %>90 0 0 0 0 0
%>85 86 83 88 73 61 %>85 2 0 0 0 0
%>80 100 100 100 94 83 %>80 12 4 2 1 1
%>75 100 100 100 99 95 %>75 43 22 12 10 6
%>70 100 100 100 100 99 %>70 79 61 43 37 26
DES_MOINES_IA EL_PASO_TX
DSM 0822 0823 0824 0825 0826 ELP 0822 0823 0824 0825 0826
MEAN 78 70 64 62 62 MEAN 81 80 79 79 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 1 0 0 0 0 %>90 1 0 0 0 1
%>85 8 0 0 0 0 %>85 16 7 5 9 12
%>80 34 2 0 0 0 %>80 66 50 37 45 53
%>75 73 14 1 0 1 %>75 97 94 84 86 90
%>70 95 50 9 3 9 %>70 100 100 99 99 99
FRESNO_CA GOODLAND_KS
FAT 0822 0823 0824 0825 0826 GLD 0822 0823 0824 0825 0826
MEAN 88 89 88 87 85 MEAN 77 72 69 66 65
%>100 0 0 0 0 0 %>100 0 0 0 0 0
%>95 2 4 3 1 1 %>95 0 0 0 0 0
%>90 27 40 33 23 12 %>90 0 0 0 0 0
%>85 77 87 84 76 50 %>85 1 0 0 0 0
%>80 97 99 99 98 88 %>80 21 4 1 1 1
%>75 100 100 100 100 99 %>75 77 26 11 7 6
%>70 100 100 100 100 100 %>70 99 69 41 26 22
GREAT_FALLS_MT HOUSTON_TX
GTF 0822 0823 0824 0825 0826 HOU 0822 0823 0824 0825 0826
MEAN 63 65 67 68 68 MEAN 92 91 92 92 92
%>100 0 0 0 0 0 %>100 7 3 3 6 5
%>95 0 0 0 0 0 %>95 27 19 23 29 25
%>90 0 0 0 0 0 %>90 63 61 68 69 62
%>85 0 0 0 0 0 %>85 90 93 95 94 90
%>80 0 0 0 0 0 %>80 99 100 100 100 99
%>75 0 0 1 7 7 %>75 100 100 100 100 100
%>70 2 6 17 36 36 %>70 100 100 100 100 100
JACKSON_MS KANSAS_CITY_MO
JAN 0822 0823 0824 0825 0826 MCI 0822 0823 0824 0825 0826
MEAN 88 88 87 84 82 MEAN 79 76 71 67 66
%>100 0 0 0 0 0 %>100 0 0 0 0 0
%>95 3 4 3 1 2 %>95 0 0 0 0 0
%>90 26 28 25 11 10 %>90 0 0 0 0 0
%>85 74 72 73 41 30 %>85 5 1 0 0 0
%>80 97 96 97 78 59 %>80 37 18 2 0 1
%>75 100 100 100 96 83 %>75 85 65 18 5 7
%>70 100 100 100 100 96 %>70 99 95 55 25 27
LAS_VEGAS_NV LITTLE_ROCK_AR
LAS 0822 0823 0824 0825 0826 LIT 0822 0823 0824 0825 0826
MEAN 92 92 91 89 86 MEAN 83 84 83 78 74
%>100 12 11 10 8 5 %>100 0 0 0 0 0
%>95 33 29 27 22 14 %>95 0 0 0 0 0
%>90 63 58 54 44 31 %>90 1 4 3 2 1
%>85 87 83 79 69 54 %>85 24 39 29 13 6
%>80 98 96 94 88 77 %>80 82 88 79 39 20
%>75 100 100 99 97 91 %>75 99 100 98 72 45
%>70 100 100 100 100 98 %>70 100 100 100 92 73
LOS_ANGELES_CA MIDLAND_TX
LAX 0822 0823 0824 0825 0826 MAF 0822 0823 0824 0825 0826
MEAN 76 76 76 74 72 MEAN 82 81 80 82 82
%>100 0 0 0 0 0 %>100 0 0 0 0 0
%>95 0 0 0 0 0 %>95 0 0 0 0 1
%>90 0 0 1 0 0 %>90 0 0 0 1 6
%>85 4 4 4 2 0 %>85 8 6 8 19 30
%>80 18 17 18 11 4 %>80 73 62 56 69 68
%>75 59 56 50 39 21 %>75 100 99 95 97 93
%>70 94 92 88 83 67 %>70 100 100 100 100 99
MINNEAPOLIS_MN NEW_ORLEANS_LA
MSP 0822 0823 0824 0825 0826 MSY 0822 0823 0824 0825 0826
MEAN 74 64 60 59 61 MEAN 91 90 91 90 88
%>100 0 0 0 0 0 %>100 3 2 4 2 2
%>95 0 0 0 0 0 %>95 19 17 20 16 11
%>90 0 0 0 0 0 %>90 61 54 55 52 36
%>85 0 0 0 0 0 %>85 92 87 87 87 70
%>80 2 0 0 0 0 %>80 99 99 98 99 92
%>75 32 0 0 0 0 %>75 100 100 100 100 99
%>70 88 2 0 0 1 %>70 100 100 100 100 100
NORTH_PLATTE_NE OKLAHOMA_CITY_OK
LBF 0822 0823 0824 0825 0826 OKC 0822 0823 0824 0825 0826
MEAN 74 68 66 65 64 MEAN 82 82 80 78 73
%>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 0 1 2 5 3
%>85 0 0 0 0 0 %>85 9 20 16 17 9
%>80 7 0 0 1 0 %>80 72 76 54 38 22
%>75 44 6 3 5 3 %>75 99 99 88 64 42
%>70 87 34 19 20 16 %>70 100 100 99 85 64
OMAHA_NE PENDLETON_OR
OMA 0822 0823 0824 0825 0826 PDT 0822 0823 0824 0825 0826
MEAN 80 71 66 63 64 MEAN 72 75 78 77 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 2 0 0 0 0 %>90 0 0 0 0 0
%>85 15 0 0 0 0 %>85 0 1 3 3 3
%>80 50 3 0 0 1 %>80 1 11 27 24 18
%>75 85 19 2 1 4 %>75 19 50 76 72 55
%>70 98 58 18 7 17 %>70 73 89 97 96 88
PHOENIX_AZ PORTLAND_OR
PHX 0822 0823 0824 0825 0826 PDX 0822 0823 0824 0825 0826
MEAN 100 99 98 96 93 MEAN 75 76 74 73 72
%>100 49 42 31 27 14 %>100 0 0 0 0 0
%>95 83 79 70 58 38 %>95 0 0 0 0 0
%>90 97 96 94 84 68 %>90 0 0 0 0 0
%>85 100 100 99 96 89 %>85 0 0 0 0 1
%>80 100 100 100 100 98 %>80 2 10 7 6 6
%>75 100 100 100 100 100 %>75 49 66 42 32 26
%>70 100 100 100 100 100 %>70 98 98 86 72 62
RAPID_CITY_SD SACRAMENTO_CA
RAP 0822 0823 0824 0825 0826 SAC 0822 0823 0824 0825 0826
MEAN 69 66 64 64 65 MEAN 80 80 79 79 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 1 1 1 2 1
%>85 0 0 0 0 0 %>85 14 12 10 12 7
%>80 0 0 0 0 0 %>80 51 48 40 41 29
%>75 5 1 0 2 4 %>75 87 86 79 78 66
%>70 43 13 9 14 20 %>70 98 99 97 96 92
SAINT_LOUIS_MO SALT_LAKE_CITY_UT
STL 0822 0823 0824 0825 0826 SLC 0822 0823 0824 0825 0826
MEAN 78 78 72 68 68 MEAN 79 80 77 74 72
%>100 0 0 0 0 0 %>100 0 0 0 0 0
%>95 0 0 0 0 0 %>95 0 1 0 0 0
%>90 0 0 0 0 0 %>90 3 4 1 0 0
%>85 3 3 0 0 0 %>85 13 17 7 2 1
%>80 29 30 5 0 1 %>80 43 47 30 15 7
%>75 78 80 28 5 8 %>75 79 78 67 47 29
%>70 98 99 68 31 32 %>70 96 95 91 80 64
SAN_ANTONIO_TX SAN_DIEGO_CA
SAT 0822 0823 0824 0825 0826 SAN 0822 0823 0824 0825 0826
MEAN 88 88 88 89 89 MEAN 74 74 74 73 71
%>100 0 0 0 0 1 %>100 0 0 0 0 0
%>95 4 4 3 6 11 %>95 0 0 0 0 0
%>90 33 32 28 38 43 %>90 0 0 0 0 0
%>85 80 80 80 83 81 %>85 0 1 1 0 0
%>80 98 98 99 99 97 %>80 10 12 13 5 1
%>75 100 100 100 100 100 %>75 41 43 43 31 16
%>70 100 100 100 100 100 %>70 76 77 78 71 58
SAN_FRANCISCO_CA SEATTLE_WA
SFO 0822 0823 0824 0825 0826 SEA 0822 0823 0824 0825 0826
MEAN 62 62 62 62 62 MEAN 68 70 70 69 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 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 1 1 1 1 0 %>75 1 5 6 6 6
%>70 4 4 3 4 3 %>70 28 58 52 44 39
SHREVEPORT_LA SIOUX_FALLS_SD
SHV 0822 0823 0824 0825 0826 FSD 0822 0823 0824 0825 0826
MEAN 86 87 88 86 86 MEAN 73 64 60 59 61
%>100 0 0 0 1 3 %>100 0 0 0 0 0
%>95 1 2 2 5 11 %>95 0 0 0 0 0
%>90 14 21 27 25 29 %>90 0 0 0 0 0
%>85 65 71 78 60 53 %>85 0 0 0 0 0
%>80 97 97 99 89 76 %>80 5 0 0 0 0
%>75 100 100 100 98 91 %>75 34 0 0 0 1
%>70 100 100 100 100 98 %>70 81 8 1 0 7
SPRINGFIELD_MO TUCSON_AZ
SGF 0822 0823 0824 0825 0826 TUS 0822 0823 0824 0825 0826
MEAN 78 79 74 71 68 MEAN 90 89 88 87 84
%>100 0 0 0 0 0 %>100 4 3 2 3 2
%>95 0 0 0 0 0 %>95 16 12 11 12 7
%>90 0 0 0 0 0 %>90 46 39 35 31 20
%>85 2 6 2 1 0 %>85 82 76 70 60 45
%>80 25 43 13 6 2 %>80 98 96 93 86 74
%>75 80 88 44 24 12 %>75 100 100 99 97 93
%>70 99 99 80 56 35 %>70 100 100 100 100 99
TULSA_OK WICHITA_KS
TUL 0822 0823 0824 0825 0826 ICT 0822 0823 0824 0825 0826
MEAN 83 83 79 76 72 MEAN 81 79 73 69 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 4 2 2 1 %>90 0 0 0 0 0
%>85 21 34 13 8 4 %>85 5 7 1 0 0
%>80 85 82 43 26 14 %>80 59 42 10 2 3
%>75 100 99 78 55 33 %>75 98 86 37 13 13
%>70 100 100 96 81 59 %>70 100 99 74 41 35
YUMA_AZ
YUM 0822 0823 0824 0825 0826
MEAN 102 102 101 99 95
%>100 63 63 58 45 22
%>95 92 93 91 80 53
%>90 99 100 99 96 82
%>85 100 100 100 100 96
%>80 100 100 100 100 99
%>75 100 100 100 100 100
%>70 100 100 100 100 100
URL IS WWW.WPC.NCEP.NOAA.GOV
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