Heat Index Forecast Tables
Issued by NWS
Issued by NWS
260
FMUS24 KWNH 270744
PRBWHL
DAYS 3--7 HEAT INDEX FORECAST TABLES
NWS WEATHER PREDICTION CENTER COLLEGE PARK MD
0742 UTC THU AUG 27 2026
MINIMUM HEAT INDEX (DEG F) AND MINIMUM HI PROB (%) FRCSTS
AT WESTERN US CITIES - DAYS 3 TO 7 FROM THU AUG 27 2026
ABILENE_TX ALBUQUERQUE_NM
ABI 0830 0831 0901 0902 0903 ABQ 0830 0831 0901 0902 0903
MIN 77 77 77 77 77 MIN 65 63 62 63 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 1 0 0 0 0 %>85 0 0 0 0 0
%>80 19 15 15 17 18 %>80 0 0 0 0 0
%>75 74 69 77 77 78 %>75 1 0 0 2 3
%>70 96 97 98 98 98 %>70 11 6 3 10 14
AMARILLO_TX AUSTIN_TX
AMA 0830 0831 0901 0902 0903 AUS 0830 0831 0901 0902 0903
MIN 72 72 71 71 72 MIN 78 78 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 0 0 0 0 0
%>85 0 0 0 0 0 %>85 0 0 1 1 2
%>80 5 4 2 3 2 %>80 23 18 22 23 28
%>75 27 24 19 21 22 %>75 88 82 85 83 80
%>70 66 64 59 61 68 %>70 100 99 100 99 99
BATON_ROUGE_LA BISMARCK_ND
BTR 0830 0831 0901 0902 0903 BIS 0830 0831 0901 0902 0903
MIN 75 76 76 77 77 MIN 60 56 55 57 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 0 0 0 0 0
%>85 0 0 0 0 1 %>85 0 0 0 0 0
%>80 3 11 10 14 21 %>80 0 0 0 0 0
%>75 58 61 69 71 73 %>75 0 0 0 0 1
%>70 99 96 98 98 98 %>70 4 1 0 3 6
BROWNSVILLE_TX CORPUS_CHRISTI_TX
BRO 0830 0831 0901 0902 0903 CRP 0830 0831 0901 0902 0903
MIN 86 87 88 87 86 MIN 82 83 85 84 83
%>100 0 0 0 0 0 %>100 0 0 1 1 1
%>95 0 0 1 2 2 %>95 2 3 5 4 4
%>90 8 17 23 24 19 %>90 9 12 19 15 13
%>85 61 76 82 69 62 %>85 28 37 48 42 37
%>80 96 98 99 95 93 %>80 66 71 77 74 71
%>75 100 100 100 100 99 %>75 93 91 93 92 93
%>70 100 100 100 100 100 %>70 99 99 99 99 99
DALLAS_TX DENVER_CO
DFW 0830 0831 0901 0902 0903 DEN 0830 0831 0901 0902 0903
MIN 81 81 82 83 84 MIN 62 60 58 59 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 3 2 2 2 3 %>90 0 0 0 0 0
%>85 22 17 25 27 35 %>85 0 0 0 0 0
%>80 64 57 74 79 84 %>80 0 0 0 0 0
%>75 91 89 96 97 98 %>75 0 0 0 0 0
%>70 99 99 100 100 100 %>70 4 1 0 1 3
DES_MOINES_IA EL_PASO_TX
DSM 0830 0831 0901 0902 0903 ELP 0830 0831 0901 0902 0903
MIN 76 77 73 72 72 MIN 74 73 72 72 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 3 3 1 2 2 %>85 0 0 0 0 0
%>80 21 22 9 10 9 %>80 6 4 3 5 6
%>75 60 63 38 32 31 %>75 38 33 26 29 32
%>70 91 92 75 64 63 %>70 81 79 71 71 72
FRESNO_CA GOODLAND_KS
FAT 0830 0831 0901 0902 0903 GLD 0830 0831 0901 0902 0903
MIN 63 59 57 59 62 MIN 67 65 63 64 65
%>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 2
%>75 0 0 0 0 1 %>75 5 4 2 4 7
%>70 6 0 0 3 7 %>70 28 20 11 17 23
GREAT_FALLS_MT HOUSTON_TX
GTF 0830 0831 0901 0902 0903 HOU 0830 0831 0901 0902 0903
MIN 48 42 47 49 47 MIN 80 80 81 81 81
%>100 0 0 0 0 0 %>100 0 0 0 0 0
%>95 0 0 0 0 0 %>95 0 0 1 1 1
%>90 0 0 0 0 0 %>90 1 2 4 3 4
%>85 0 0 0 0 0 %>85 9 13 22 20 20
%>80 0 0 0 0 0 %>80 44 53 63 59 58
%>75 0 0 0 0 0 %>75 90 90 92 91 91
%>70 0 0 0 0 0 %>70 100 99 99 99 99
JACKSON_MS KANSAS_CITY_MO
JAN 0830 0831 0901 0902 0903 MCI 0830 0831 0901 0902 0903
MIN 72 74 75 75 76 MIN 76 78 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 1
%>85 0 0 1 1 2 %>85 1 3 4 5 6
%>80 1 6 11 12 18 %>80 15 30 23 24 25
%>75 19 39 48 54 62 %>75 66 80 61 59 56
%>70 78 83 87 92 93 %>70 97 98 90 88 84
LAS_VEGAS_NV LITTLE_ROCK_AR
LAS 0830 0831 0901 0902 0903 LIT 0830 0831 0901 0902 0903
MIN 80 75 73 72 74 MIN 70 73 76 76 77
%>100 0 0 0 0 0 %>100 0 0 0 0 0
%>95 1 1 0 0 0 %>95 0 0 0 0 0
%>90 6 3 1 0 2 %>90 0 0 0 0 0
%>85 22 11 6 3 7 %>85 0 0 1 1 4
%>80 49 26 17 12 20 %>80 0 4 12 18 26
%>75 76 50 37 35 44 %>75 4 33 56 64 68
%>70 92 74 63 65 70 %>70 45 80 92 94 94
LOS_ANGELES_CA MIDLAND_TX
LAX 0830 0831 0901 0902 0903 MAF 0830 0831 0901 0902 0903
MIN 70 67 66 67 69 MIN 74 74 74 74 74
%>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 1 2 %>80 1 2 2 2 2
%>75 3 0 1 7 12 %>75 39 36 42 40 38
%>70 46 11 15 31 42 %>70 95 91 95 93 92
MINNEAPOLIS_MN NEW_ORLEANS_LA
MSP 0830 0831 0901 0902 0903 MSY 0830 0831 0901 0902 0903
MIN 69 70 66 65 67 MIN 81 81 82 82 83
%>100 0 0 0 0 0 %>100 0 0 1 1 1
%>95 0 0 0 0 0 %>95 1 1 2 2 4
%>90 0 0 0 0 0 %>90 5 7 7 9 14
%>85 0 0 0 0 0 %>85 21 25 27 29 36
%>80 0 1 0 0 1 %>80 54 57 62 64 69
%>75 6 12 3 1 6 %>75 85 84 90 91 93
%>70 38 49 20 14 27 %>70 97 97 99 99 99
NORTH_PLATTE_NE OKLAHOMA_CITY_OK
LBF 0830 0831 0901 0902 0903 OKC 0830 0831 0901 0902 0903
MIN 68 66 63 64 64 MIN 76 77 77 77 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 1 1
%>85 0 0 0 0 0 %>85 4 5 6 7 7
%>80 0 0 0 0 1 %>80 22 26 28 30 34
%>75 5 2 1 2 5 %>75 60 64 63 67 73
%>70 31 18 8 13 18 %>70 88 90 89 91 94
OMAHA_NE PENDLETON_OR
OMA 0830 0831 0901 0902 0903 PDT 0830 0831 0901 0902 0903
MIN 77 75 72 72 72 MIN 44 44 49 47 46
%>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 3 2 1 1 2 %>85 0 0 0 0 0
%>80 26 17 7 7 10 %>80 0 0 0 0 0
%>75 71 54 30 29 33 %>75 0 0 0 0 0
%>70 96 88 69 64 66 %>70 0 0 0 0 0
PHOENIX_AZ PORTLAND_OR
PHX 0830 0831 0901 0902 0903 PDX 0830 0831 0901 0902 0903
MIN 88 83 83 82 84 MIN 51 51 53 53 53
%>100 3 0 0 0 0 %>100 0 0 0 0 0
%>95 13 1 2 2 3 %>95 0 0 0 0 0
%>90 38 9 10 11 15 %>90 0 0 0 0 0
%>85 70 34 34 34 41 %>85 0 0 0 0 0
%>80 91 68 68 66 73 %>80 0 0 0 0 0
%>75 99 91 91 89 93 %>75 0 0 0 0 0
%>70 100 99 99 98 99 %>70 0 0 0 0 0
RAPID_CITY_SD SACRAMENTO_CA
RAP 0830 0831 0901 0902 0903 SAC 0830 0831 0901 0902 0903
MIN 63 58 58 60 61 MIN 56 54 53 55 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 1 %>80 0 0 0 0 0
%>75 1 0 1 2 4 %>75 0 0 0 0 0
%>70 6 2 5 9 12 %>70 0 0 0 0 1
SAINT_LOUIS_MO SALT_LAKE_CITY_UT
STL 0830 0831 0901 0902 0903 SLC 0830 0831 0901 0902 0903
MIN 69 75 78 79 78 MIN 59 57 58 58 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 1 %>90 0 0 0 0 0
%>85 0 0 1 3 10 %>85 0 0 0 0 0
%>80 0 8 25 35 36 %>80 0 0 0 0 0
%>75 1 51 82 85 72 %>75 0 0 0 0 0
%>70 42 93 99 99 93 %>70 0 0 1 1 1
SAN_ANTONIO_TX SAN_DIEGO_CA
SAT 0830 0831 0901 0902 0903 SAN 0830 0831 0901 0902 0903
MIN 77 76 77 77 77 MIN 71 69 68 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 1 1 1 1 1 %>85 0 0 0 0 0
%>80 19 15 17 19 19 %>80 0 0 0 1 2
%>75 75 67 70 71 72 %>75 2 0 4 12 16
%>70 99 97 97 98 98 %>70 75 35 36 50 57
SAN_FRANCISCO_CA SEATTLE_WA
SFO 0830 0831 0901 0902 0903 SEA 0830 0831 0901 0902 0903
MIN 55 54 55 55 56 MIN 51 51 53 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 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 0830 0831 0901 0902 0903 FSD 0830 0831 0901 0902 0903
MIN 74 76 77 77 78 MIN 71 69 64 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 0 1 2 3 4 %>85 0 0 0 0 0
%>80 2 15 22 25 29 %>80 1 1 0 0 1
%>75 34 57 65 69 76 %>75 17 10 2 3 7
%>70 90 92 94 95 97 %>70 65 42 13 18 26
SPRINGFIELD_MO TUCSON_AZ
SGF 0830 0831 0901 0902 0903 TUS 0830 0831 0901 0902 0903
MIN 69 71 73 74 75 MIN 76 73 73 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 0 0
%>85 0 0 0 1 2 %>85 4 0 0 1 2
%>80 0 1 5 9 14 %>80 24 3 6 10 15
%>75 6 17 30 42 47 %>75 62 28 30 41 51
%>70 40 60 73 82 83 %>70 90 76 71 80 87
TULSA_OK WICHITA_KS
TUL 0830 0831 0901 0902 0903 ICT 0830 0831 0901 0902 0903
MIN 76 77 78 78 79 MIN 76 76 75 75 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 1 %>90 0 0 0 1 1
%>85 1 3 4 6 8 %>85 4 4 3 5 6
%>80 14 26 29 36 40 %>80 22 23 18 21 23
%>75 60 71 74 79 81 %>75 58 60 52 53 55
%>70 94 96 96 97 98 %>70 87 90 84 83 83
YUMA_AZ
YUM 0830 0831 0901 0902 0903
MIN 91 84 82 83 84
%>100 4 0 0 0 0
%>95 21 1 0 0 1
%>90 59 9 5 5 8
%>85 89 37 26 30 39
%>80 98 77 64 71 80
%>75 100 96 92 95 98
%>70 100 100 99 100 100
URL IS WWW.WPC.NCEP.NOAA.GOV
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