


Heat Index Forecast Tables
Issued by NWS
Issued by NWS
972 FMUS24 KWNH 091614 PRBWHI DAYS 3--7 HEAT INDEX FORECAST TABLES NWS WEATHER PREDICTION CENTER COLLEGE PARK MD 1607 UTC SAT AUG 09 2025 MEAN HEAT INDEX (DEG F) AND MEAN HI PROB (%) FRCSTS AT WESTERN US CITIES - DAYS 3 TO 7 FROM SAT AUG 09 2025 ABILENE_TX ALBUQUERQUE_NM ABI 0812 0813 0814 0815 0816 ABQ 0812 0813 0814 0815 0816 MEAN 84 84 87 87 87 MEAN 74 75 76 76 75 %>100 0 0 0 0 0 %>100 0 0 0 0 0 %>95 0 0 1 1 2 %>95 0 0 0 0 0 %>90 3 3 16 21 25 %>90 0 0 0 0 0 %>85 35 41 69 77 75 %>85 1 1 2 3 2 %>80 86 92 97 99 98 %>80 10 12 18 19 15 %>75 99 100 100 100 100 %>75 39 49 58 55 50 %>70 100 100 100 100 100 %>70 77 85 90 87 85 AMARILLO_TX AUSTIN_TX AMA 0812 0813 0814 0815 0816 AUS 0812 0813 0814 0815 0816 MEAN 75 77 81 82 82 MEAN 89 89 91 91 91 %>100 0 0 0 0 0 %>100 0 0 0 1 1 %>95 0 0 0 0 0 %>95 2 3 8 16 12 %>90 0 0 0 1 1 %>90 34 42 56 60 60 %>85 0 0 10 16 22 %>85 90 93 96 93 95 %>80 4 18 62 70 73 %>80 100 100 100 100 100 %>75 45 79 97 98 98 %>75 100 100 100 100 100 %>70 93 99 100 100 100 %>70 100 100 100 100 100 BATON_ROUGE_LA BISMARCK_ND BTR 0812 0813 0814 0815 0816 BIS 0812 0813 0814 0815 0816 MEAN 90 91 92 92 93 MEAN 70 73 75 72 70 %>100 1 2 4 8 10 %>100 0 0 0 0 0 %>95 12 17 25 30 34 %>95 0 0 0 0 0 %>90 46 54 63 65 68 %>90 0 0 1 1 0 %>85 83 88 91 90 91 %>85 0 1 6 4 2 %>80 98 99 99 98 99 %>80 0 9 23 13 10 %>75 100 100 100 100 100 %>75 5 37 53 32 26 %>70 100 100 100 100 100 %>70 45 76 81 58 51 BROWNSVILLE_TX CORPUS_CHRISTI_TX BRO 0812 0813 0814 0815 0816 CRP 0812 0813 0814 0815 0816 MEAN 96 96 97 98 99 MEAN 94 95 96 98 98 %>100 14 12 20 31 36 %>100 6 8 14 30 28 %>95 58 58 71 76 83 %>95 32 43 59 72 74 %>90 93 95 98 97 99 %>90 84 92 96 96 98 %>85 100 100 100 100 100 %>85 99 100 100 100 100 %>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 0812 0813 0814 0815 0816 DEN 0812 0813 0814 0815 0816 MEAN 90 89 91 92 92 MEAN 70 75 76 75 73 %>100 0 0 1 1 2 %>100 0 0 0 0 0 %>95 5 5 11 17 21 %>95 0 0 0 0 0 %>90 45 42 56 71 68 %>90 0 0 1 0 0 %>85 92 88 93 98 96 %>85 0 1 5 1 1 %>80 100 99 100 100 100 %>80 0 11 25 13 7 %>75 100 100 100 100 100 %>75 5 49 61 50 34 %>70 100 100 100 100 100 %>70 50 88 89 88 74 DES_MOINES_IA EL_PASO_TX DSM 0812 0813 0814 0815 0816 ELP 0812 0813 0814 0815 0816 MEAN 78 77 81 85 85 MEAN 81 81 82 82 81 %>100 0 0 0 1 1 %>100 0 0 0 0 0 %>95 0 0 0 5 7 %>95 0 0 0 0 0 %>90 0 0 3 21 24 %>90 0 1 2 2 1 %>85 6 2 19 50 51 %>85 12 12 23 23 15 %>80 35 22 56 79 78 %>80 58 56 71 68 60 %>75 80 70 88 94 93 %>75 95 93 97 95 94 %>70 98 97 99 99 99 %>70 100 100 100 100 100 FRESNO_CA GOODLAND_KS FAT 0812 0813 0814 0815 0816 GLD 0812 0813 0814 0815 0816 MEAN 84 82 79 76 75 MEAN 72 75 79 80 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 4 1 0 0 0 %>90 0 0 0 1 1 %>85 44 18 5 1 0 %>85 0 0 3 11 7 %>80 92 72 41 18 9 %>80 0 5 35 49 33 %>75 100 97 88 65 50 %>75 11 52 88 88 73 %>70 100 100 99 94 90 %>70 75 96 100 99 95 GREAT_FALLS_MT HOUSTON_TX GTF 0812 0813 0814 0815 0816 HOU 0812 0813 0814 0815 0816 MEAN 71 72 66 64 66 MEAN 93 93 94 95 95 %>100 0 0 0 0 0 %>100 4 3 5 10 8 %>95 0 0 0 0 0 %>95 28 28 35 47 46 %>90 0 0 0 0 0 %>90 74 80 86 88 90 %>85 0 0 0 0 0 %>85 97 99 99 99 100 %>80 0 5 1 0 0 %>80 100 100 100 100 100 %>75 14 27 6 3 4 %>75 100 100 100 100 100 %>70 68 68 24 16 22 %>70 100 100 100 100 100 JACKSON_MS KANSAS_CITY_MO JAN 0812 0813 0814 0815 0816 MCI 0812 0813 0814 0815 0816 MEAN 89 90 90 91 91 MEAN 80 81 82 86 88 %>100 1 3 3 4 4 %>100 0 0 0 0 1 %>95 9 17 18 20 20 %>95 0 0 0 4 8 %>90 40 50 53 56 55 %>90 0 1 4 23 32 %>85 80 83 86 87 86 %>85 6 15 26 61 68 %>80 97 97 98 98 98 %>80 45 58 69 91 92 %>75 100 100 100 100 100 %>75 91 92 95 99 99 %>70 100 100 100 100 100 %>70 100 100 100 100 100 LAS_VEGAS_NV LITTLE_ROCK_AR LAS 0812 0813 0814 0815 0816 LIT 0812 0813 0814 0815 0816 MEAN 90 89 87 84 83 MEAN 90 89 89 90 90 %>100 5 4 2 1 0 %>100 0 0 1 2 4 %>95 20 17 10 4 2 %>95 7 6 11 15 18 %>90 50 46 31 18 12 %>90 46 42 44 47 48 %>85 81 77 62 45 37 %>85 90 87 83 80 79 %>80 97 95 87 76 70 %>80 100 99 98 96 95 %>75 100 100 98 94 92 %>75 100 100 100 100 99 %>70 100 100 100 99 99 %>70 100 100 100 100 100 LOS_ANGELES_CA MIDLAND_TX LAX 0812 0813 0814 0815 0816 MAF 0812 0813 0814 0815 0816 MEAN 72 71 70 70 69 MEAN 81 82 85 86 85 %>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 1 4 5 8 %>85 0 0 0 0 0 %>85 9 18 48 58 55 %>80 2 2 1 0 0 %>80 57 78 95 98 95 %>75 18 15 10 7 4 %>75 96 99 100 100 100 %>70 68 63 50 43 37 %>70 100 100 100 100 100 MINNEAPOLIS_MN NEW_ORLEANS_LA MSP 0812 0813 0814 0815 0816 MSY 0812 0813 0814 0815 0816 MEAN 76 73 78 82 79 MEAN 90 92 93 95 95 %>100 0 0 0 1 0 %>100 2 5 9 16 16 %>95 0 0 0 4 2 %>95 15 25 37 46 47 %>90 0 0 1 14 8 %>90 52 62 75 79 81 %>85 0 0 10 35 23 %>85 87 90 95 96 97 %>80 7 5 35 63 46 %>80 98 99 100 100 100 %>75 58 33 71 85 71 %>75 100 100 100 100 100 %>70 97 78 93 96 89 %>70 100 100 100 100 100 NORTH_PLATTE_NE OKLAHOMA_CITY_OK LBF 0812 0813 0814 0815 0816 OKC 0812 0813 0814 0815 0816 MEAN 73 76 80 81 79 MEAN 83 84 86 88 89 %>100 0 0 0 0 0 %>100 0 0 0 0 1 %>95 0 0 0 0 0 %>95 0 0 2 6 8 %>90 0 0 0 2 3 %>90 3 4 17 34 39 %>85 0 0 8 20 15 %>85 27 36 60 77 80 %>80 0 8 52 64 45 %>80 76 85 92 97 97 %>75 16 60 94 94 78 %>75 98 99 100 100 100 %>70 88 97 100 100 95 %>70 100 100 100 100 100 OMAHA_NE PENDLETON_OR OMA 0812 0813 0814 0815 0816 PDT 0812 0813 0814 0815 0816 MEAN 78 77 82 86 86 MEAN 81 76 69 67 68 %>100 0 0 0 1 1 %>100 0 0 0 0 0 %>95 0 0 0 7 7 %>95 0 0 0 0 0 %>90 0 0 5 27 25 %>90 0 0 0 0 0 %>85 2 2 28 60 55 %>85 10 3 0 0 0 %>80 26 23 68 87 82 %>80 60 20 0 0 1 %>75 80 75 94 98 96 %>75 96 61 7 4 8 %>70 99 98 100 100 99 %>70 100 92 40 28 36 PHOENIX_AZ PORTLAND_OR PHX 0812 0813 0814 0815 0816 PDX 0812 0813 0814 0815 0816 MEAN 97 96 95 94 93 MEAN 80 70 65 65 66 %>100 23 18 19 17 6 %>100 0 0 0 0 0 %>95 65 55 49 46 30 %>95 0 0 0 0 0 %>90 93 88 79 78 72 %>90 3 0 0 0 0 %>85 100 99 95 95 95 %>85 17 0 0 0 0 %>80 100 100 99 99 100 %>80 49 4 0 0 0 %>75 100 100 100 100 100 %>75 83 18 1 2 3 %>70 100 100 100 100 100 %>70 97 48 10 15 21 RAPID_CITY_SD SACRAMENTO_CA RAP 0812 0813 0814 0815 0816 SAC 0812 0813 0814 0815 0816 MEAN 72 79 79 75 75 MEAN 76 73 72 70 70 %>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 1 0 1 %>90 0 0 0 0 0 %>85 0 4 10 4 4 %>85 0 0 0 0 0 %>80 0 36 40 19 19 %>80 9 0 1 1 1 %>75 19 85 77 51 47 %>75 66 22 17 14 12 %>70 81 99 96 82 77 %>70 98 87 68 50 50 SAINT_LOUIS_MO SALT_LAKE_CITY_UT STL 0812 0813 0814 0815 0816 SLC 0812 0813 0814 0815 0816 MEAN 87 85 86 87 89 MEAN 76 79 78 76 75 %>100 0 0 0 1 3 %>100 0 0 0 0 0 %>95 4 1 3 7 15 %>95 0 0 0 0 0 %>90 26 11 19 30 44 %>90 0 2 2 0 0 %>85 67 49 57 65 76 %>85 3 13 11 4 3 %>80 94 88 90 91 94 %>80 18 43 39 24 19 %>75 100 99 99 99 99 %>75 57 75 73 61 53 %>70 100 100 100 100 100 %>70 87 95 93 87 83 SAN_ANTONIO_TX SAN_DIEGO_CA SAT 0812 0813 0814 0815 0816 SAN 0812 0813 0814 0815 0816 MEAN 88 89 90 91 91 MEAN 70 70 69 68 68 %>100 0 0 0 1 1 %>100 0 0 0 0 0 %>95 2 5 6 15 12 %>95 0 0 0 0 0 %>90 29 39 47 56 57 %>90 0 0 0 0 0 %>85 83 87 92 91 94 %>85 0 0 0 0 0 %>80 99 100 100 99 100 %>80 0 0 0 0 0 %>75 100 100 100 100 100 %>75 8 9 5 2 1 %>70 100 100 100 100 100 %>70 48 49 40 29 22 SAN_FRANCISCO_CA SEATTLE_WA SFO 0812 0813 0814 0815 0816 SEA 0812 0813 0814 0815 0816 MEAN 61 62 60 60 61 MEAN 75 66 63 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 0 0 0 0 0 %>85 0 0 0 0 0 %>80 0 0 0 0 0 %>80 9 0 0 0 0 %>75 0 0 0 0 0 %>75 52 3 0 0 0 %>70 1 0 0 0 0 %>70 92 21 3 4 7 SHREVEPORT_LA SIOUX_FALLS_SD SHV 0812 0813 0814 0815 0816 FSD 0812 0813 0814 0815 0816 MEAN 90 91 91 91 91 MEAN 74 75 81 83 79 %>100 0 1 2 6 5 %>100 0 0 0 0 0 %>95 11 15 16 25 24 %>95 0 0 0 3 2 %>90 55 59 56 59 57 %>90 0 0 3 13 8 %>85 93 93 90 87 86 %>85 0 0 21 37 22 %>80 100 100 99 98 98 %>80 3 7 58 67 43 %>75 100 100 100 100 100 %>75 37 46 89 88 67 %>70 100 100 100 100 100 %>70 88 90 99 98 85 SPRINGFIELD_MO TUCSON_AZ SGF 0812 0813 0814 0815 0816 TUS 0812 0813 0814 0815 0816 MEAN 83 82 84 85 87 MEAN 88 87 87 85 83 %>100 0 0 0 0 1 %>100 1 0 2 0 0 %>95 0 0 0 2 6 %>95 6 5 9 3 1 %>90 2 1 6 16 27 %>90 31 25 28 16 10 %>85 26 20 39 53 63 %>85 75 65 61 46 37 %>80 76 73 84 87 90 %>80 97 94 88 81 75 %>75 98 98 99 99 99 %>75 100 100 98 97 96 %>70 100 100 100 100 100 %>70 100 100 100 100 100 TULSA_OK WICHITA_KS TUL 0812 0813 0814 0815 0816 ICT 0812 0813 0814 0815 0816 MEAN 85 86 87 89 91 MEAN 79 82 84 87 87 %>100 0 0 0 1 3 %>100 0 0 0 0 0 %>95 1 1 3 12 19 %>95 0 0 0 4 4 %>90 14 13 26 46 54 %>90 0 2 7 26 27 %>85 51 59 71 83 86 %>85 6 20 42 70 69 %>80 87 95 96 98 98 %>80 42 68 86 95 95 %>75 99 100 100 100 100 %>75 88 96 99 100 100 %>70 100 100 100 100 100 %>70 99 100 100 100 100 YUMA_AZ YUM 0812 0813 0814 0815 0816 MEAN 98 97 96 95 92 %>100 26 28 26 19 4 %>95 74 67 57 53 24 %>90 98 93 85 85 63 %>85 100 99 97 98 92 %>80 100 100 100 100 99 %>75 100 100 100 100 100 %>70 100 100 100 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