


Heat Index Forecast Tables
Issued by NWS
Issued by NWS
421 FMUS24 KWNH 311657 PRBWHL DAYS 3--7 HEAT INDEX FORECAST TABLES NWS WEATHER PREDICTION CENTER COLLEGE PARK MD 1655 UTC SUN AUG 31 2025 MINIMUM HEAT INDEX (DEG F) AND MINIMUM HI PROB (%) FRCSTS AT WESTERN US CITIES - DAYS 3 TO 7 FROM SUN AUG 31 2025 ABILENE_TX ALBUQUERQUE_NM ABI 0903 0904 0905 0906 0907 ABQ 0903 0904 0905 0906 0907 MIN 65 69 70 69 69 MIN 60 60 59 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 0 %>90 0 0 0 0 0 %>85 0 0 0 0 0 %>85 0 0 0 0 0 %>80 0 1 4 1 2 %>80 0 0 0 0 0 %>75 1 9 18 10 13 %>75 0 0 0 0 0 %>70 11 42 49 45 41 %>70 3 3 3 1 1 AMARILLO_TX AUSTIN_TX AMA 0903 0904 0905 0906 0907 AUS 0903 0904 0905 0906 0907 MIN 59 59 60 58 60 MIN 71 68 72 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 0 %>80 0 0 0 0 0 %>80 2 2 3 6 3 %>75 0 0 1 0 1 %>75 19 12 26 34 26 %>70 1 0 4 3 6 %>70 64 38 73 76 71 BATON_ROUGE_LA BISMARCK_ND BTR 0903 0904 0905 0906 0907 BIS 0903 0904 0905 0906 0907 MIN 72 72 72 73 71 MIN 48 39 42 39 44 %>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 0 %>85 0 0 0 0 0 %>80 0 0 0 7 3 %>80 0 0 0 0 0 %>75 11 14 15 32 19 %>75 0 0 0 0 0 %>70 78 76 68 69 56 %>70 0 0 0 0 0 BROWNSVILLE_TX CORPUS_CHRISTI_TX BRO 0903 0904 0905 0906 0907 CRP 0903 0904 0905 0906 0907 MIN 79 78 79 83 82 MIN 77 76 77 80 78 %>100 0 0 0 0 0 %>100 0 0 0 0 0 %>95 0 0 0 1 1 %>95 0 0 0 2 1 %>90 1 1 3 10 9 %>90 1 1 2 8 4 %>85 12 10 17 36 31 %>85 6 5 10 22 16 %>80 45 36 46 69 64 %>80 24 21 30 48 38 %>75 82 72 77 91 88 %>75 69 58 66 75 66 %>70 97 94 94 98 98 %>70 96 90 92 93 87 DALLAS_TX DENVER_CO DFW 0903 0904 0905 0906 0907 DEN 0903 0904 0905 0906 0907 MIN 68 69 71 72 71 MIN 53 52 52 51 53 %>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 1 1 1 %>85 0 0 0 0 0 %>80 0 2 7 9 8 %>80 0 0 0 0 0 %>75 4 13 25 30 27 %>75 0 0 0 0 0 %>70 31 44 57 61 57 %>70 0 0 0 0 0 DES_MOINES_IA EL_PASO_TX DSM 0903 0904 0905 0906 0907 ELP 0903 0904 0905 0906 0907 MIN 59 44 48 45 45 MIN 65 67 66 66 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 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 0 0 0 %>75 0 0 0 0 0 %>75 3 6 5 5 5 %>70 0 0 0 0 0 %>70 16 27 23 24 26 FRESNO_CA GOODLAND_KS FAT 0903 0904 0905 0906 0907 GLD 0903 0904 0905 0906 0907 MIN 68 67 66 65 64 MIN 55 51 52 51 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 0 0 0 %>80 0 0 0 0 0 %>75 3 1 1 1 0 %>75 0 0 0 0 0 %>70 37 26 20 12 7 %>70 0 0 1 0 1 GREAT_FALLS_MT HOUSTON_TX GTF 0903 0904 0905 0906 0907 HOU 0903 0904 0905 0906 0907 MIN 53 53 48 48 51 MIN 76 74 76 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 0 0 0 0 0 %>90 0 0 0 0 0 %>85 0 0 0 0 0 %>85 0 1 2 5 3 %>80 0 0 0 0 0 %>80 9 7 15 27 21 %>75 0 0 0 0 0 %>75 61 37 58 68 61 %>70 0 0 0 0 0 %>70 97 81 93 94 92 JACKSON_MS KANSAS_CITY_MO JAN 0903 0904 0905 0906 0907 MCI 0903 0904 0905 0906 0907 MIN 69 68 68 68 65 MIN 57 50 53 49 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 0 0 %>85 0 0 0 0 0 %>80 0 0 1 2 0 %>80 0 0 0 0 0 %>75 1 1 7 11 3 %>75 0 0 0 0 0 %>70 39 26 32 36 17 %>70 0 0 1 0 1 LAS_VEGAS_NV LITTLE_ROCK_AR LAS 0903 0904 0905 0906 0907 LIT 0903 0904 0905 0906 0907 MIN 79 77 76 74 73 MIN 64 64 60 61 60 %>100 0 0 0 0 0 %>100 0 0 0 0 0 %>95 2 1 1 0 0 %>95 0 0 0 0 0 %>90 8 4 4 1 1 %>90 0 0 0 0 0 %>85 22 13 12 6 5 %>85 0 0 0 0 0 %>80 43 32 30 20 17 %>80 0 0 0 0 0 %>75 68 58 56 45 39 %>75 0 0 0 1 0 %>70 86 81 79 73 67 %>70 4 5 4 7 4 LOS_ANGELES_CA MIDLAND_TX LAX 0903 0904 0905 0906 0907 MAF 0903 0904 0905 0906 0907 MIN 70 68 66 65 66 MIN 66 68 68 68 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 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 0 0 0 0 %>80 0 0 1 0 0 %>75 12 4 1 0 1 %>75 2 5 8 4 5 %>70 49 27 11 9 11 %>70 17 33 37 34 25 MINNEAPOLIS_MN NEW_ORLEANS_LA MSP 0903 0904 0905 0906 0907 MSY 0903 0904 0905 0906 0907 MIN 57 42 46 45 45 MIN 77 77 78 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 0 0 0 0 0 %>85 0 0 0 0 0 %>85 0 1 2 6 3 %>80 0 0 0 0 0 %>80 12 19 24 32 23 %>75 0 0 0 0 0 %>75 70 74 78 75 65 %>70 0 0 0 0 0 %>70 98 99 99 97 93 NORTH_PLATTE_NE OKLAHOMA_CITY_OK LBF 0903 0904 0905 0906 0907 OKC 0903 0904 0905 0906 0907 MIN 54 46 49 45 51 MIN 60 62 62 61 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 0 0 1 %>75 0 0 0 0 0 %>75 0 0 1 1 4 %>70 0 0 0 0 0 %>70 0 3 9 6 15 OMAHA_NE PENDLETON_OR OMA 0903 0904 0905 0906 0907 PDT 0903 0904 0905 0906 0907 MIN 59 45 50 45 49 MIN 65 65 65 64 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 1 0 0 0 %>75 0 0 0 0 0 %>75 6 4 3 3 1 %>70 0 0 0 0 0 %>70 20 18 17 14 6 PHOENIX_AZ PORTLAND_OR PHX 0903 0904 0905 0906 0907 PDX 0903 0904 0905 0906 0907 MIN 84 83 79 79 81 MIN 64 63 63 60 60 %>100 0 0 0 0 0 %>100 0 0 0 0 0 %>95 3 3 0 0 1 %>95 0 0 0 0 0 %>90 14 13 2 2 6 %>90 0 0 0 0 0 %>85 42 36 13 14 25 %>85 0 0 0 0 0 %>80 75 67 42 43 57 %>80 0 0 0 0 0 %>75 94 89 75 77 85 %>75 0 0 0 0 0 %>70 99 98 94 95 97 %>70 2 2 4 1 2 RAPID_CITY_SD SACRAMENTO_CA RAP 0903 0904 0905 0906 0907 SAC 0903 0904 0905 0906 0907 MIN 53 42 45 42 47 MIN 61 60 59 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 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 4 1 1 0 0 SAINT_LOUIS_MO SALT_LAKE_CITY_UT STL 0903 0904 0905 0906 0907 SLC 0903 0904 0905 0906 0907 MIN 60 55 53 53 52 MIN 62 62 62 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 0 %>75 0 0 0 0 0 %>75 0 0 0 0 0 %>70 0 1 0 0 0 %>70 3 3 3 3 1 SAN_ANTONIO_TX SAN_DIEGO_CA SAT 0903 0904 0905 0906 0907 SAN 0903 0904 0905 0906 0907 MIN 73 71 73 74 73 MIN 70 69 67 67 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 0 0 0 0 0 %>90 0 0 0 0 0 %>85 0 0 0 0 0 %>85 0 0 0 0 0 %>80 2 2 4 7 6 %>80 0 0 0 0 0 %>75 29 16 30 40 33 %>75 6 2 1 1 1 %>70 80 55 77 83 74 %>70 55 34 16 16 17 SAN_FRANCISCO_CA SEATTLE_WA SFO 0903 0904 0905 0906 0907 SEA 0903 0904 0905 0906 0907 MIN 57 57 57 57 58 MIN 60 61 61 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 0 0 0 %>75 0 0 0 0 0 %>70 0 0 0 0 0 %>70 0 0 1 1 0 SHREVEPORT_LA SIOUX_FALLS_SD SHV 0903 0904 0905 0906 0907 FSD 0903 0904 0905 0906 0907 MIN 69 67 70 70 68 MIN 55 40 46 41 45 %>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 2 4 0 %>80 0 0 0 0 0 %>75 2 0 14 19 6 %>75 0 0 0 0 0 %>70 42 12 46 52 32 %>70 1 0 0 0 0 SPRINGFIELD_MO TUCSON_AZ SGF 0903 0904 0905 0906 0907 TUS 0903 0904 0905 0906 0907 MIN 57 55 51 52 53 MIN 73 73 71 71 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 1 1 0 0 0 %>80 0 0 0 0 0 %>80 10 10 4 5 5 %>75 0 0 0 0 0 %>75 36 34 21 23 25 %>70 0 2 0 0 1 %>70 72 69 55 58 61 TULSA_OK WICHITA_KS TUL 0903 0904 0905 0906 0907 ICT 0903 0904 0905 0906 0907 MIN 61 62 60 59 61 MIN 59 55 59 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 0 %>80 0 0 0 0 0 %>75 0 1 1 0 1 %>75 0 0 0 0 0 %>70 0 6 5 2 6 %>70 0 0 2 0 3 YUMA_AZ YUM 0903 0904 0905 0906 0907 MIN 88 90 86 85 83 %>100 1 4 0 0 0 %>95 8 18 5 1 1 %>90 33 50 24 12 8 %>85 71 82 61 46 34 %>80 94 97 90 83 71 %>75 100 100 99 98 93 %>70 100 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