FMUS24 KWNH 230743 PRBWHL DAYS 3--7 HEAT INDEX FORECAST TABLES NWS WEATHER PREDICTION CENTER COLLEGE PARK MD 0741 UTC SUN AUG 23 2026 MINIMUM HEAT INDEX (DEG F) AND MINIMUM HI PROB (%) FRCSTS AT WESTERN US CITIES - DAYS 3 TO 7 FROM SUN AUG 23 2026 ABILENE_TX ALBUQUERQUE_NM ABI 0826 0827 0828 0829 0830 ABQ 0826 0827 0828 0829 0830 MIN 79 77 76 77 77 MIN 66 64 64 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 0 0 0 0 %>90 0 0 0 0 0 %>85 3 0 1 1 1 %>85 0 0 0 0 0 %>80 39 14 13 18 21 %>80 0 0 0 0 0 %>75 87 72 59 73 74 %>75 3 2 2 5 4 %>70 99 96 91 96 96 %>70 19 12 14 23 23 AMARILLO_TX AUSTIN_TX AMA 0826 0827 0828 0829 0830 AUS 0826 0827 0828 0829 0830 MIN 69 68 68 71 71 MIN 79 81 79 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 12 4 3 2 %>80 0 0 0 1 3 %>80 30 60 37 33 31 %>75 8 4 6 16 21 %>75 95 96 86 84 87 %>70 41 28 33 58 60 %>70 100 100 99 99 99 BATON_ROUGE_LA BISMARCK_ND BTR 0826 0827 0828 0829 0830 BIS 0826 0827 0828 0829 0830 MIN 79 79 77 76 76 MIN 56 52 56 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 1 1 0 0 0 %>90 0 0 0 0 0 %>85 8 10 3 1 1 %>85 0 0 0 0 0 %>80 39 39 23 17 17 %>80 0 0 0 0 0 %>75 80 77 65 64 65 %>75 0 0 0 0 1 %>70 97 96 93 95 96 %>70 0 0 1 3 4 BROWNSVILLE_TX CORPUS_CHRISTI_TX BRO 0826 0827 0828 0829 0830 CRP 0826 0827 0828 0829 0830 MIN 86 86 85 87 87 MIN 82 83 82 84 83 %>100 0 0 0 0 0 %>100 0 0 0 0 0 %>95 0 0 0 1 1 %>95 2 2 2 3 3 %>90 11 11 9 17 18 %>90 9 10 10 13 13 %>85 61 63 57 70 70 %>85 29 33 32 40 38 %>80 95 96 93 97 97 %>80 64 69 66 73 72 %>75 100 100 100 100 100 %>75 90 92 90 93 92 %>70 100 100 100 100 100 %>70 99 99 98 99 99 DALLAS_TX DENVER_CO DFW 0826 0827 0828 0829 0830 DEN 0826 0827 0828 0829 0830 MIN 85 83 81 82 83 MIN 58 59 59 60 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 6 3 3 3 5 %>90 0 0 0 0 0 %>85 44 28 20 26 33 %>85 0 0 0 0 0 %>80 90 75 61 70 76 %>80 0 0 0 0 0 %>75 100 95 89 94 96 %>75 0 0 0 0 0 %>70 100 99 98 99 99 %>70 0 1 2 3 3 DES_MOINES_IA EL_PASO_TX DSM 0826 0827 0828 0829 0830 ELP 0826 0827 0828 0829 0830 MIN 68 65 64 66 68 MIN 73 74 73 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 2 1 0 1 1 %>80 0 0 0 0 1 %>80 11 12 7 911 %>75 2 0 0 1 7 %>75 37 45 36 42 43 %>70 31 3 7 16 33 %>70 71 82 76 82 80 FRESNO_CA GOODLAND_KS FAT 0826 0827 0828 0829 0830 GLD 0826 0827 0828 0829 0830 MIN 68 68 67 67 67 MIN 62 62 62 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 1 2 3 1 1 %>80 0 0 0 0 0 %>75 9 11 12 9 8 %>75 0 0 2 3 3 %>70 42 40 36 35 32 %>70 5 5 9 15 15 GREAT_FALLS_MT HOUSTON_TX GTF 0826 0827 0828 0829 0830 HOU 0826 0827 0828 0829 0830 MIN 52 56 54 52 50 MIN 84 85 83 82 82 %>100 0 0 0 0 0 %>100 0 0 0 0 0 %>95 0 0 0 0 0 %>95 0 1 1 0 0 %>90 0 0 0 0 0 %>90 6 12 7 5 4 %>85 0 0 0 0 0 %>85 38 53 36 26 25 %>80 0 0 0 0 0 %>80 81 87 74 65 63 %>75 0 0 0 0 0 %>75 96 97 94 91 90 %>70 0 0 1 0 0 %>70 100 99 99 99 99 JACKSON_MS KANSAS_CITY_MO JAN 0826 0827 0828 0829 0830 MCI 0826 0827 0828 0829 0830 MIN 76 75 73 73 73 MIN 70 66 66 68 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 2 3 0 0 0 %>85 0 0 0 0 1 %>80 17 19 4 4 5 %>80 0 0 0 1 6 %>75 58 52 33 31 34 %>75 3 0 1 8 25 %>70 92 84 82 79 81 %>70 46 9 13 34 58 LAS_VEGAS_NV LITTLE_ROCK_AR LAS 0826 0827 0828 0829 0830 LIT 0826 0827 0828 0829 0830 MIN 80 81 81 81 81 MIN 75 74 73 73 73 %>100 0 0 0 0 0 %>100 0 0 0 0 0 %>95 1 1 1 1 1 %>95 0 0 0 0 0 %>90 5 7 5 7 7 %>90 0 0 0 0 0 %>85 22 25 22 24 24 %>85 1 1 0 0 1 %>80 53 56 54 55 53 %>80 13 9 3 6 11 %>75 82 84 83 84 81 %>75 53 40 33 33 38 %>70 96 96 96 97 95 %>70 90 80 83 76 74 LOS_ANGELES_CA MIDLAND_TX LAX 0826 0827 0828 0829 0830 MAF 0826 0827 0828 0829 0830 MIN 74 73 73 74 73 MIN 75 74 74 75 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 1 0 0 %>85 0 0 0 0 0 %>80 7 6 7 6 5 %>80 8 3 3 4 4 %>75 38 34 35 36 33 %>75 46 41 36 46 45 %>70 81 78 75 80 78 %>70 89 91 86 94 93 MINNEAPOLIS_MN NEW_ORLEANS_LA MSP 0826 0827 0828 0829 0830 MSY 0826 0827 0828 0829 0830 MIN 65 61 58 61 63 MIN 84 84 81 81 82 %>100 0 0 0 0 0 %>100 1 1 0 0 0 %>95 0 0 0 0 0 %>95 4 4 2 1 2 %>90 0 0 0 0 0 %>90 16 15 8 7 8 %>85 0 0 0 0 0 %>85 44 41 25 25 28 %>80 0 0 0 0 0 %>80 75 72 54 57 60 %>75 0 0 0 1 1 %>75 93 92 81 86 88 %>70 2 0 0 6 9 %>70 99 98 95 9898 NORTH_PLATTE_NE OKLAHOMA_CITY_OK LBF 0826 0827 0828 0829 0830 OKC 0826 0827 0828 0829 0830 MIN 61 61 61 63 63 MIN 76 73 73 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 0 %>90 0 0 0 1 1 %>85 0 0 0 0 0 %>85 1 1 1 5 8 %>80 0 0 0 0 0 %>80 15 8 8 22 29 %>75 0 0 1 2 2 %>75 56 38 37 53 60 %>70 1 1 5 10 13 %>70 90 77 76 83 85 OMAHA_NE PENDLETON_OR OMA 0826 0827 0828 0829 0830 PDT 0826 0827 0828 0829 0830 MIN 68 63 65 67 69 MIN 59 55 50 50 49 %>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 4 9 %>75 2 0 0 0 0 %>70 23 1 10 25 39 %>70 7 1 0 0 0 PHOENIX_AZ PORTLAND_OR PHX 0826 0827 0828 0829 0830 PDX 0826 0827 0828 0829 0830 MIN 88 88 88 89 89 MIN 57 55 53 53 52 %>100 2 4 4 4 4 %>100 0 0 0 0 0 %>95 10 15 15 17 16 %>95 0 0 0 0 0 %>90 34 39 39 44 43 %>90 0 0 0 0 0 %>85 66 68 69 74 74 %>85 0 0 0 0 0 %>80 90 89 90 93 93 %>80 0 0 0 0 0 %>75 98 98 98 99 99 %>75 0 0 0 0 0 %>70 100 100 100 100 100 %>70 0 0 0 0 0 RAPID_CITY_SD SACRAMENTO_CA RAP 0826 0827 0828 0829 0830 SAC 0826 0827 0828 0829 0830 MIN 57 58 60 60 60 MIN 60 60 60 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 1 1 2 %>75 0 0 0 0 0 %>70 0 1 6 6 8 %>70 2 2 3 1 1 SAINT_LOUIS_MO SALT_LAKE_CITY_UT STL 0826 0827 0828 0829 0830 SLC 0826 0827 0828 0829 0830 MIN 69 70 68 68 70 MIN 65 66 66 65 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 3 %>80 0 0 0 0 0 %>75 4 6 2 3 19 %>75 0 1 1 2 1 %>70 39 52 24 28 53 %>70 11 17 19 16 10 SAN_ANTONIO_TX SAN_DIEGO_CA SAT 0826 0827 0828 0829 0830 SAN 0826 0827 0828 0829 0830 MIN 78 79 78 78 78 MIN 73 73 73 74 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 2 8 5 4 2 %>85 0 0 0 0 0 %>80 25 40 33 30 28 %>80 2 2 3 3 3 %>75 77 84 80 78 80 %>75 27 26 29 33 31 %>70 99 99 98 98 99 %>70 83 83 82 85 84 SAN_FRANCISCO_CA SEATTLE_WA SFO 0826 0827 0828 0829 0830 SEA 0826 0827 0828 0829 0830MIN 57 58 57 57 57 MIN 57 55 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 0826 0827 0828 0829 0830 FSD 0826 0827 0828 0829 0830 MIN 82 78 76 76 77 MIN 61 57 59 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 2 1 0 0 0 %>90 0 0 0 0 0 %>85 24 10 3 2 3 %>85 0 0 0 0 0 %>80 70 37 22 20 23 %>80 0 0 0 0 0 %>75 95 73 63 63 68 %>75 0 0 0 0 2 %>70 99 94 92 93 95 %>70 0 0 1 5 11 SPRINGFIELD_MO TUCSON_AZ SGF 0826 0827 0828 0829 0830 TUS 0826 0827 0828 0829 0830 MIN 71 68 67 69 71 MIN 79 80 80 81 81 %>100 0 0 0 0 0 %>100 0 0 0 0 0 %>95 0 0 0 0 0 %>95 0 0 0 0 1 %>90 0 0 0 0 0 %>90 2 3 3 4 5 %>85 0 0 0 0 1 %>85 13 17 17 21 21 %>80 0 0 0 1 5 %>80 47 51 50 55 54 %>75 11 2 2 9 24 %>75 82 83 82 86 84 %>70 56 28 21 41 57 %>70 97 97 96 98 97 TULSA_OK WICHITA_KS TUL 0826 0827 0828 0829 0830 ICT 0826 0827 0828 0829 0830 MIN 76 74 73 76 77 MIN 71 70 70 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 1 %>90 0 0 0 0 1 %>85 1 0 0 2 6 %>85 0 0 0 1 5 %>80 16 6 6 16 29 %>80 2 0 1 8 17 %>75 64 38 34 55 67 %>75 18 9 11 29 40 %>70 96 82 76 89 92 %>70 61 50 48 61 66 YUMA_AZ YUM 0826 0827 0828 0829 0830 MIN 88 89 90 90 90 %>100 0 0 0 2 3 %>95 3 6 9 16 16 %>90 30 41 48 54 49 %>85 79 87 90 89 83 %>80 98 99 99 99 97 %>75 100 100 100 100 100 %>70 100 100 100 100 100 URL IS WWW.WPC.NCEP.NOAA.GOV $$