Heat Index Forecast Tables
Issued by NWS
Issued by NWS
647
FMUS24 KWNH 201656
PRBWHL
DAYS 3--7 HEAT INDEX FORECAST TABLES
NWS WEATHER PREDICTION CENTER COLLEGE PARK MD
1655 UTC WED AUG 20 2025
MINIMUM HEAT INDEX (DEG F) AND MINIMUM HI PROB (%) FRCSTS
AT WESTERN US CITIES - DAYS 3 TO 7 FROM WED AUG 20 2025
ABILENE_TX ALBUQUERQUE_NM
ABI 0823 0824 0825 0826 0827 ABQ 0823 0824 0825 0826 0827
MIN 71 71 72 70 71 MIN 65 64 63 63 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 1 2 %>85 0 0 0 0 0
%>80 0 0 2 8 9 %>80 0 0 0 0 0
%>75 8 14 23 25 27 %>75 2 0 1 0 1
%>70 66 68 72 53 54 %>70 14 7 7 6 5
AMARILLO_TX AUSTIN_TX
AMA 0823 0824 0825 0826 0827 AUS 0823 0824 0825 0826 0827
MIN 65 66 63 60 60 MIN 75 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 1
%>80 0 0 1 1 1 %>80 9 8 11 9 12
%>75 0 0 4 5 3 %>75 53 46 61 59 58
%>70 9 11 16 13 10 %>70 94 90 96 96 94
BATON_ROUGE_LA BISMARCK_ND
BTR 0823 0824 0825 0826 0827 BIS 0823 0824 0825 0826 0827
MIN 75 75 76 73 72 MIN 50 45 43 47 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 3 1 5 8 7 %>80 0 0 0 0 0
%>75 55 48 59 35 31 %>75 0 0 0 0 0
%>70 98 99 99 75 67 %>70 0 0 0 0 0
BROWNSVILLE_TX CORPUS_CHRISTI_TX
BRO 0823 0824 0825 0826 0827 CRP 0823 0824 0825 0826 0827
MIN 81 80 80 84 85 MIN 79 79 80 82 83
%>100 0 0 0 0 0 %>100 0 0 1 1 1
%>95 0 0 1 1 1 %>95 1 1 2 3 4
%>90 2 3 5 9 14 %>90 3 4 5 10 12
%>85 20 19 21 39 53 %>85 12 12 14 29 34
%>80 61 52 51 77 89 %>80 39 40 43 64 70
%>75 92 84 80 96 99 %>75 77 80 80 90 92
%>70 99 98 95 100 100 %>70 96 97 97 99 99
DALLAS_TX DENVER_CO
DFW 0823 0824 0825 0826 0827 DEN 0823 0824 0825 0826 0827
MIN 77 77 76 74 72 MIN 59 57 57 56 54
%>100 0 0 0 0 0 %>100 0 0 0 0 0
%>95 0 0 0 0 1 %>95 0 0 0 0 0
%>90 0 0 0 2 2 %>90 0 0 0 0 0
%>85 2 2 3 7 7 %>85 0 0 0 0 0
%>80 20 24 19 21 18 %>80 0 0 0 0 0
%>75 69 73 57 45 36 %>75 0 0 0 0 0
%>70 97 97 89 71 58 %>70 0 0 0 0 0
DES_MOINES_IA EL_PASO_TX
DSM 0823 0824 0825 0826 0827 ELP 0823 0824 0825 0826 0827
MIN 63 54 48 48 51 MIN 70 70 70 70 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 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 2 2 2 1 3
%>75 1 0 0 0 0 %>75 16 14 16 14 19
%>70 8 0 0 0 0 %>70 52 47 52 52 57
FRESNO_CA GOODLAND_KS
FAT 0823 0824 0825 0826 0827 GLD 0823 0824 0825 0826 0827
MIN 75 75 73 71 69 MIN 59 57 55 53 52
%>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 5 2 1 1 %>80 0 0 0 0 0
%>75 52 51 29 17 9 %>75 1 0 0 0 0
%>70 88 89 78 62 40 %>70 6 1 1 1 1
GREAT_FALLS_MT HOUSTON_TX
GTF 0823 0824 0825 0826 0827 HOU 0823 0824 0825 0826 0827
MIN 46 47 50 50 52 MIN 78 78 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 0 %>90 0 0 0 0 1
%>85 0 0 0 0 0 %>85 4 3 4 5 9
%>80 0 0 0 0 0 %>80 31 28 34 33 42
%>75 0 0 0 0 0 %>75 81 84 84 82 82
%>70 0 0 0 0 0 %>70 99 99 99 98 98
JACKSON_MS KANSAS_CITY_MO
JAN 0823 0824 0825 0826 0827 MCI 0823 0824 0825 0826 0827
MIN 73 73 72 68 68 MIN 68 59 55 53 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 0 0 1 1 2 %>80 0 0 0 0 0
%>75 16 18 18 8 12 %>75 4 0 0 0 0
%>70 85 83 72 36 39 %>70 31 0 0 0 1
LAS_VEGAS_NV LITTLE_ROCK_AR
LAS 0823 0824 0825 0826 0827 LIT 0823 0824 0825 0826 0827
MIN 83 82 81 78 75 MIN 68 71 66 63 62
%>100 0 0 0 0 0 %>100 0 0 0 0 0
%>95 3 1 1 0 0 %>95 0 0 0 0 0
%>90 12 7 6 3 2 %>90 0 0 0 0 0
%>85 38 28 23 12 9 %>85 0 0 0 0 0
%>80 72 62 54 35 25 %>80 0 1 1 1 0
%>75 93 88 83 67 52 %>75 2 14 5 4 3
%>70 99 98 96 89 78 %>70 31 57 24 15 12
LOS_ANGELES_CA MIDLAND_TX
LAX 0823 0824 0825 0826 0827 MAF 0823 0824 0825 0826 0827
MIN 69 69 68 67 65 MIN 70 70 70 70 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 1 1 0 0 0 %>80 0 0 1 3 5
%>75 9 8 5 1 0 %>75 6 10 14 17 26
%>70 43 40 32 14 8 %>70 46 53 53 51 63
MINNEAPOLIS_MN NEW_ORLEANS_LA
MSP 0823 0824 0825 0826 0827 MSY 0823 0824 0825 0826 0827
MIN 58 53 48 47 52 MIN 80 79 80 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 2 1 1
%>85 0 0 0 0 0 %>85 15 9 13 6 6
%>80 0 0 0 0 0 %>80 51 45 51 33 29
%>75 0 0 0 0 0 %>75 87 86 89 76 69
%>70 0 0 0 0 0 %>70 99 98 99 96 93
NORTH_PLATTE_NE OKLAHOMA_CITY_OK
LBF 0823 0824 0825 0826 0827 OKC 0823 0824 0825 0826 0827
MIN 59 55 50 53 52 MIN 70 71 66 63 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 1 2 2
%>75 0 0 0 0 0 %>75 9 10 6 6 7
%>70 2 0 0 0 0 %>70 56 60 25 18 19
OMAHA_NE PENDLETON_OR
OMA 0823 0824 0825 0826 0827 PDT 0823 0824 0825 0826 0827
MIN 64 54 49 50 54 MIN 58 64 64 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 1 1 1 1
%>75 1 0 0 0 0 %>75 1 4 5 4 4
%>70 10 0 0 0 0 %>70 5 17 17 16 16
PHOENIX_AZ PORTLAND_OR
PHX 0823 0824 0825 0826 0827 PDX 0823 0824 0825 0826 0827
MIN 88 88 87 84 82 MIN 62 64 63 61 61
%>100 1 1 1 0 0 %>100 0 0 0 0 0
%>95 9 8 7 1 2 %>95 0 0 0 0 0
%>90 35 33 28 11 9 %>90 0 0 0 0 0
%>85 74 70 61 42 30 %>85 0 0 0 0 0
%>80 95 94 88 79 61 %>80 0 0 0 0 0
%>75 100 99 98 97 86 %>75 0 0 1 1 0
%>70 100 100 100 100 97 %>70 0 5 7 5 5
RAPID_CITY_SD SACRAMENTO_CA
RAP 0823 0824 0825 0826 0827 SAC 0823 0824 0825 0826 0827
MIN 53 50 48 52 53 MIN 65 63 61 61 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 0 %>80 0 0 0 0 0
%>75 0 0 0 0 0 %>75 2 1 0 0 0
%>70 0 0 0 0 0 %>70 16 10 5 3 1
SAINT_LOUIS_MO SALT_LAKE_CITY_UT
STL 0823 0824 0825 0826 0827 SLC 0823 0824 0825 0826 0827
MIN 68 63 57 55 56 MIN 68 68 64 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 1 0 0 0 0
%>75 0 0 0 0 0 %>75 6 4 0 0 0
%>70 11 3 0 0 0 %>70 35 34 4 1 0
SAN_ANTONIO_TX SAN_DIEGO_CA
SAT 0823 0824 0825 0826 0827 SAN 0823 0824 0825 0826 0827
MIN 76 75 76 77 76 MIN 70 69 68 67 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 1 %>85 0 0 0 0 0
%>80 10 10 10 14 15 %>80 0 0 0 0 0
%>75 57 54 61 71 67 %>75 5 3 2 0 0
%>70 94 93 96 98 97 %>70 44 40 28 10 8
SAN_FRANCISCO_CA SEATTLE_WA
SFO 0823 0824 0825 0826 0827 SEA 0823 0824 0825 0826 0827
MIN 57 57 57 57 57 MIN 58 61 60 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 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 0823 0824 0825 0826 0827 FSD 0823 0824 0825 0826 0827
MIN 72 73 74 71 70 MIN 55 49 45 46 52
%>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 1 %>85 0 0 0 0 0
%>80 0 0 4 4 7 %>80 0 0 0 0 0
%>75 10 21 40 23 23 %>75 0 0 0 0 0
%>70 78 88 89 60 49 %>70 0 0 0 0 0
SPRINGFIELD_MO TUCSON_AZ
SGF 0823 0824 0825 0826 0827 TUS 0823 0824 0825 0826 0827
MIN 66 64 60 55 57 MIN 77 77 76 75 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 1 1 0 0 0
%>85 0 0 0 0 0 %>85 7 9 4 2 1
%>80 0 0 0 0 0 %>80 30 32 23 16 7
%>75 0 1 0 0 0 %>75 64 65 57 49 30
%>70 4 11 1 2 2 %>70 89 89 85 82 65
TULSA_OK WICHITA_KS
TUL 0823 0824 0825 0826 0827 ICT 0823 0824 0825 0826 0827
MIN 71 71 67 64 63 MIN 70 65 61 57 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 1 0 0 0 %>80 0 0 0 0 0
%>75 5 14 3 2 3 %>75 4 0 0 0 0
%>70 60 55 24 11 13 %>70 56 7 3 2 2
YUMA_AZ
YUM 0823 0824 0825 0826 0827
MIN 92 91 89 87 84
%>100 2 3 1 1 0
%>95 19 22 10 8 3
%>90 67 62 42 31 15
%>85 96 92 81 67 43
%>80 100 99 97 92 76
%>75 100 100 100 99 94
%>70 100 100 100 100 99
URL IS WWW.WPC.NCEP.NOAA.GOV
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