


Heat Index Forecast Tables
Issued by NWS
Issued by NWS
654 FMUS24 KWNH 241609 PRBWHI DAYS 3--7 HEAT INDEX FORECAST TABLES NWS WEATHER PREDICTION CENTER COLLEGE PARK MD 1607 UTC SUN AUG 24 2025 MEAN HEAT INDEX (DEG F) AND MEAN HI PROB (%) FRCSTS AT WESTERN US CITIES - DAYS 3 TO 7 FROM SUN AUG 24 2025 ABILENE_TX ALBUQUERQUE_NM ABI 0827 0828 0829 0830 0831 ABQ 0827 0828 0829 0830 0831 MEAN 85 85 87 78 77 MEAN 74 72 72 73 73 %>100 1 0 4 0 0 %>100 0 0 0 0 0 %>95 4 0 12 1 0 %>95 0 0 0 0 0 %>90 17 6 31 4 2 %>90 1 0 0 0 1 %>85 47 56 59 15 9 %>85 4 0 0 3 4 %>80 81 96 84 37 30 %>80 15 3 3 12 15 %>75 97 100 96 64 60 %>75 39 23 22 36 38 %>70 100 100 99 85 85 %>70 72 67 63 70 68 AMARILLO_TX AUSTIN_TX AMA 0827 0828 0829 0830 0831 AUS 0827 0828 0829 0830 0831 MEAN 76 80 73 67 72 MEAN 87 90 89 88 84 %>100 0 0 0 0 0 %>100 0 1 0 3 0 %>95 0 0 0 0 0 %>95 2 11 6 13 3 %>90 0 1 0 0 0 %>90 21 46 37 37 14 %>85 3 12 2 1 0 %>85 72 86 82 68 40 %>80 21 50 12 3 5 %>80 98 99 99 89 73 %>75 61 88 38 13 27 %>75 100 100 100 98 92 %>70 92 99 71 35 65 %>70 100 100 100 100 99 BATON_ROUGE_LA BISMARCK_ND BTR 0827 0828 0829 0830 0831 BIS 0827 0828 0829 0830 0831 MEAN 81 79 82 82 83 MEAN 66 66 67 66 67 %>100 0 0 0 0 0 %>100 0 0 0 0 0 %>95 0 1 2 1 2 %>95 0 0 0 0 0 %>90 3 5 10 7 12 %>90 0 0 0 0 0 %>85 20 18 30 29 37 %>85 0 0 0 0 0 %>80 55 43 60 64 71 %>80 0 0 0 0 0 %>75 87 71 84 90 93 %>75 0 1 4 3 5 %>70 98 90 96 99 99 %>70 11 14 27 21 27 BROWNSVILLE_TX CORPUS_CHRISTI_TX BRO 0827 0828 0829 0830 0831 CRP 0827 0828 0829 0830 0831 MEAN 93 94 95 94 93 MEAN 94 93 92 94 93 %>100 7 6 9 7 9 %>100 10 4 2 12 15 %>95 35 36 45 41 37 %>95 37 26 22 42 40 %>90 77 81 86 84 76 %>90 79 75 71 79 70 %>85 97 98 99 99 96 %>85 98 98 97 97 91 %>80 100 100 100 100 100 %>80 100 100 100 100 98 %>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 0827 0828 0829 0830 0831 DEN 0827 0828 0829 0830 0831 MEAN 87 91 89 80 74 MEAN 69 66 65 64 65 %>100 1 4 7 0 0 %>100 0 0 0 0 0 %>95 8 22 21 2 2 %>95 0 0 0 0 0 %>90 28 58 43 9 5 %>90 0 0 0 0 0 %>85 60 88 69 24 13 %>85 0 0 0 0 0 %>80 86 99 87 48 27 %>80 0 0 0 0 0 %>75 97 100 96 73 46 %>75 5 2 1 1 1 %>70 100 100 99 89 66 %>70 37 19 11 11 14 DES_MOINES_IA EL_PASO_TX DSM 0827 0828 0829 0830 0831 ELP 0827 0828 0829 0830 0831 MEAN 61 65 68 67 65 MEAN 78 79 79 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 2 %>85 0 0 0 0 0 %>85 2 5 9 7 11 %>80 0 0 0 1 0 %>80 26 36 42 30 35 %>75 0 3 4 6 4 %>75 78 83 82 67 67 %>70 4 16 28 26 19 %>70 98 99 98 92 90 FRESNO_CA GOODLAND_KS FAT 0827 0828 0829 0830 0831 GLD 0827 0828 0829 0830 0831 MEAN 84 79 75 77 79 MEAN 68 64 61 62 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 7 0 0 0 1 %>90 0 0 0 0 0 %>85 43 1 1 3 8 %>85 0 0 0 0 0 %>80 87 37 13 21 39 %>80 0 0 1 1 0 %>75 99 93 55 65 80 %>75 5 2 4 4 3 %>70 100 100 90 93 97 %>70 31 12 12 14 25 GREAT_FALLS_MT HOUSTON_TX GTF 0827 0828 0829 0830 0831 HOU 0827 0828 0829 0830 0831 MEAN 65 64 65 66 68 MEAN 89 92 94 93 88 %>100 0 0 0 0 0 %>100 0 3 17 16 3 %>95 0 0 0 0 0 %>95 6 21 43 37 14 %>90 0 0 0 0 0 %>90 40 66 75 64 37 %>85 0 0 0 0 0 %>85 86 95 93 85 67 %>80 0 0 0 0 0 %>80 99 100 99 96 89 %>75 1 2 1 1 4 %>75 100 100 100 99 98 %>70 12 13 14 17 28 %>70 100 100 100 100 100 JACKSON_MS KANSAS_CITY_MO JAN 0827 0828 0829 0830 0831 MCI 0827 0828 0829 0830 0831 MEAN 74 74 75 73 72 MEAN 65 66 67 66 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 2 2 0 1 %>90 0 0 0 0 0 %>85 2 7 8 3 5 %>85 0 0 0 0 0 %>80 12 21 24 15 16 %>80 0 0 1 1 2 %>75 43 43 49 39 37 %>75 2 4 5 8 9 %>70 79 69 75 69 62 %>70 15 21 26 28 27 LAS_VEGAS_NV LITTLE_ROCK_AR LAS 0827 0828 0829 0830 0831 LIT 0827 0828 0829 0830 0831 MEAN 83 81 80 80 83 MEAN 71 74 64 67 70 %>100 1 0 0 0 1 %>100 0 0 0 0 0 %>95 3 1 0 0 4 %>95 0 0 0 0 0 %>90 13 7 4 3 15 %>90 0 1 0 0 0 %>85 35 26 18 16 40 %>85 0 6 0 1 2 %>80 65 55 48 48 72 %>80 1 19 2 4 9 %>75 89 82 79 80 92 %>75 16 44 8 14 25 %>70 98 96 95 95 98 %>70 65 71 23 34 49 LOS_ANGELES_CA MIDLAND_TX LAX 0827 0828 0829 0830 0831 MAF 0827 0828 0829 0830 0831 MEAN 70 70 71 70 71 MEAN 80 86 87 79 77 %>100 0 0 0 0 0 %>100 0 0 6 0 0 %>95 0 0 0 0 0 %>95 0 2 17 0 0 %>90 0 0 0 0 0 %>90 0 15 37 4 1 %>85 0 0 0 0 0 %>85 3 57 62 17 8 %>80 1 1 1 1 2 %>80 48 93 83 44 29 %>75 10 10 14 14 16 %>75 96 100 95 75 62 %>70 50 49 56 52 54 %>70 100 100 99 93 88 MINNEAPOLIS_MN NEW_ORLEANS_LA MSP 0827 0828 0829 0830 0831 MSY 0827 0828 0829 0830 0831 MEAN 62 67 66 64 67 MEAN 83 81 85 87 91 %>100 0 0 0 0 0 %>100 0 0 0 1 15 %>95 0 0 0 0 0 %>95 1 1 2 9 32 %>90 0 0 0 0 0 %>90 7 6 14 32 55 %>85 0 0 0 0 0 %>85 33 26 47 66 76 %>80 0 0 1 0 1 %>80 71 59 82 90 90 %>75 0 2 7 1 7 %>75 94 87 97 99 97 %>70 1 20 25 11 30 %>70 99 98 100 100 99 NORTH_PLATTE_NE OKLAHOMA_CITY_OK LBF 0827 0828 0829 0830 0831 OKC 0827 0828 0829 0830 0831 MEAN 62 60 61 60 64 MEAN 78 87 73 66 67 %>100 0 0 0 0 0 %>100 0 8 0 0 0 %>95 0 0 0 0 0 %>95 0 18 0 0 0 %>90 0 0 0 0 0 %>90 2 36 1 1 1 %>85 0 0 0 0 0 %>85 10 57 5 2 2 %>80 0 1 1 1 0 %>80 34 77 17 7 8 %>75 1 3 3 5 2 %>75 67 90 41 17 19 %>70 6 10 12 13 13 %>70 90 96 68 33 37 OMAHA_NE PENDLETON_OR OMA 0827 0828 0829 0830 0831 PDT 0827 0828 0829 0830 0831 MEAN 66 65 66 68 67 MEAN 76 75 74 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 2 1 1 0 1 %>80 0 1 0 1 1 %>80 17 11 11 2 7 %>75 5 4 5 10 8 %>75 60 51 42 15 27 %>70 22 20 24 36 29 %>70 93 90 80 48 61 PHOENIX_AZ PORTLAND_OR PHX 0827 0828 0829 0830 0831 PDX 0827 0828 0829 0830 0831 MEAN 88 89 86 86 87 MEAN 74 72 68 70 69 %>100 1 2 0 1 2 %>100 0 0 0 0 0 %>95 7 14 5 7 10 %>95 0 0 0 0 0 %>90 32 42 22 25 31 %>90 0 0 0 0 0 %>85 71 76 57 56 62 %>85 0 0 0 0 1 %>80 93 95 86 83 87 %>80 5 5 1 3 6 %>75 99 99 98 96 97 %>75 36 25 9 16 20 %>70 100 100 100 100 100 %>70 83 62 38 47 47 RAPID_CITY_SD SACRAMENTO_CA RAP 0827 0828 0829 0830 0831 SAC 0827 0828 0829 0830 0831 MEAN 72 69 63 65 67 MEAN 77 72 71 70 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 0 0 0 0 0 %>85 3 0 0 1 2 %>80 2 0 1 0 1 %>80 24 1 2 7 11 %>75 22 6 5 3 6 %>75 70 21 17 24 35 %>70 67 39 17 16 30 %>70 96 77 57 53 66 SAINT_LOUIS_MO SALT_LAKE_CITY_UT STL 0827 0828 0829 0830 0831 SLC 0827 0828 0829 0830 0831 MEAN 64 67 69 68 67 MEAN 70 65 67 69 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 1 1 2 %>80 4 0 0 1 3 %>75 0 6 9 9 10 %>75 19 0 2 10 19 %>70 1 29 42 38 33 %>70 52 10 24 46 59 SAN_ANTONIO_TX SAN_DIEGO_CA SAT 0827 0828 0829 0830 0831 SAN 0827 0828 0829 0830 0831 MEAN 89 88 88 88 86 MEAN 69 69 70 68 70 %>100 1 0 0 1 1 %>100 0 0 0 0 0 %>95 7 2 5 8 5 %>95 0 0 0 0 0 %>90 37 27 33 32 22 %>90 0 0 0 0 0 %>85 78 79 79 68 55 %>85 0 0 0 0 0 %>80 97 99 98 92 85 %>80 0 0 1 1 2 %>75 100 100 100 99 97 %>75 7 8 12 9 15 %>70 100 100 100 100 100 %>70 43 43 47 35 52 SAN_FRANCISCO_CA SEATTLE_WA SFO 0827 0828 0829 0830 0831 SEA 0827 0828 0829 0830 0831 MEAN 62 61 62 63 64 MEAN 70 70 67 67 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 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 3 0 0 1 %>75 0 0 0 0 1 %>75 11 18 3 3 9 %>70 0 0 1 2 8 %>70 57 52 23 24 33 SHREVEPORT_LA SIOUX_FALLS_SD SHV 0827 0828 0829 0830 0831 FSD 0827 0828 0829 0830 0831 MEAN 81 83 84 72 71 MEAN 65 65 66 68 67 %>100 0 0 3 0 0 %>100 0 0 0 0 0 %>95 0 2 10 1 1 %>95 0 0 0 0 0 %>90 3 12 24 3 3 %>90 0 0 0 0 0 %>85 19 37 45 8 9 %>85 0 0 0 0 0 %>80 54 71 67 19 20 %>80 0 0 0 1 0 %>75 86 92 84 37 36 %>75 1 1 3 9 5 %>70 98 99 94 58 55 %>70 11 12 20 34 26 SPRINGFIELD_MO TUCSON_AZ SGF 0827 0828 0829 0830 0831 TUS 0827 0828 0829 0830 0831 MEAN 68 62 62 66 67 MEAN 81 80 79 80 82 %>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 3 3 2 2 5 %>85 0 0 0 0 0 %>85 17 17 14 16 29 %>80 1 0 0 1 1 %>80 54 51 44 52 68 %>75 7 1 2 5 8 %>75 89 84 77 84 93 %>70 35 7 11 22 30 %>70 99 97 95 97 99 TULSA_OK WICHITA_KS TUL 0827 0828 0829 0830 0831 ICT 0827 0828 0829 0830 0831 MEAN 69 73 66 66 69 MEAN 65 69 63 64 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 3 0 1 1 %>85 0 0 0 0 0 %>80 1 13 2 4 5 %>80 0 1 1 2 2 %>75 8 37 10 13 19 %>75 1 10 5 7 10 %>70 44 67 30 32 45 %>70 13 41 16 20 28 YUMA_AZ YUM 0827 0828 0829 0830 0831 MEAN 94 91 89 88 92 %>100 16 6 1 2 7 %>95 42 25 12 12 29 %>90 75 58 44 37 64 %>85 94 86 81 70 90 %>80 99 97 97 91 98 %>75 100 100 100 98 100 %>70 100 100 100 100 100 URL IS WWW.WPC.NCEP.NOAA.GOV $$