


Heat Index Forecast Tables
Issued by NWS
Issued by NWS
361 FMUS23 KWNH 220744 PRBEHL DAYS 3--7 HEAT INDEX FORECAST TABLES NWS WEATHER PREDICTION CENTER COLLEGE PARK MD 0742 UTC FRI AUG 22 2025 MINIMUM HEAT INDEX (DEG F) AND MINIMUM HI PROB (%) FRCSTS AT EASTERN US CITIES - DAYS 3 TO 7 FROM FRI AUG 22 2025 AKRON-CANTON_OH ALBANY_NY CAK 0825 0826 0827 0828 0829 ALB 0825 0826 0827 0828 0829 MIN 54 51 49 49 54 MIN 64 55 52 49 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 ASHEVILLE_NC ATLANTA_GA AVL 0825 0826 0827 0828 0829 ATL 0825 0826 0827 0828 0829 MIN 61 55 52 53 56 MIN 69 64 62 62 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 0 0 0 0 0 %>75 0 0 0 0 0 %>75 2 0 0 0 0 %>70 0 0 0 0 0 %>70 34 2 3 1 5 BALTIMORE_MD BIRMINGHAM_AL BWI 0825 0826 0827 0828 0829 BHM 0825 0826 0827 0828 0829 MIN 70 62 59 58 62 MIN 67 64 62 61 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 0 %>75 1 0 0 0 0 %>75 1 0 0 0 1 %>70 46 1 0 1 3 %>70 19 6 5 4 12 BOSTON_MA BUFFALO_NY BOS 0825 0826 0827 0828 0829 BUF 0825 0826 0827 0828 0829 MIN 68 62 58 56 59 MIN 58 53 50 54 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 0 0 0 0 0 %>75 0 0 0 0 0 %>70 6 1 0 0 1 %>70 0 0 0 0 1 CHARLESTON_SC CHARLESTON_WV CHS 0825 0826 0827 0828 0829 CRW 0825 0826 0827 0828 0829 MIN 75 73 71 70 70 MIN 59 54 52 51 56 %>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 4 2 1 0 %>80 0 0 0 0 0 %>75 42 33 19 12 10 %>75 0 0 0 0 0 %>70 98 83 63 48 50 %>70 0 0 0 0 0 CHARLOTTE_NC CHICAGO_IL CLT 0825 0826 0827 0828 0829 ORD 0825 0826 0827 0828 0829 MIN 69 63 60 59 61 MIN 54 54 54 59 62 %>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 2 0 0 0 0 %>75 0 0 0 0 0 %>70 43 3 1 1 4 %>70 0 0 0 1 3 CINCINNATI_OH CLEVELAND_OH LUK 0825 0826 0827 0828 0829 CLE 0825 0826 0827 0828 0829 MIN 56 52 51 52 57 MIN 59 56 55 56 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 0 0 0 0 1 COLUMBIA_SC COLUMBUS_OH CAE 0825 0826 0827 0828 0829 TZR 0825 0826 0827 0828 0829 MIN 72 67 65 63 64 MIN 54 50 49 50 55 %>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 10 1 0 0 1 %>75 0 0 0 0 0 %>70 79 18 10 6 9 %>70 0 0 0 0 0 DAYTON_OH DETROIT_MI MGY 0825 0826 0827 0828 0829 DET 0825 0826 0827 0828 0829 MIN 55 51 50 52 57 MIN 56 53 52 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 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 1 EVANSVILLE_IN GRAND_RAPIDS_MI EVV 0825 0826 0827 0828 0829 GRR 0825 0826 0827 0828 0829 MIN 57 53 53 55 59 MIN 53 49 47 54 56 %>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 2 %>70 0 0 0 0 1 GREENSBORO_NC HUNTSVILLE_AL GSO 0825 0826 0827 0828 0829 HSV 0825 0826 0827 0828 0829 MIN 68 61 58 57 60 MIN 63 63 59 59 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 0 %>75 1 0 0 0 0 %>75 0 1 0 0 1 %>70 26 1 0 0 2 %>70 5 7 2 2 7 INDIANAPOLIS_IN KNOXVILLE_TN IND 0825 0826 0827 0828 0829 TYS 0825 0826 0827 0828 0829 MIN 54 51 50 53 58 MIN 62 59 56 56 60 %>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 1 1 0 0 1 LEXINGTON_KY LOUISVILLE_KY LEX 0825 0826 0827 0828 0829 SDF 0825 0826 0827 0828 0829 MIN 56 53 52 52 58 MIN 58 54 53 54 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 1 %>70 0 0 0 0 1 MEMPHIS_TN MIAMI_FL MEM 0825 0826 0827 0828 0829 MIA 0825 0826 0827 0828 0829 MIN 64 65 61 61 64 MIN 83 85 85 84 84 %>100 0 0 0 0 0 %>100 0 0 0 0 0 %>95 0 0 0 0 0 %>95 2 2 5 3 3 %>90 0 0 0 0 0 %>90 18 21 25 18 17 %>85 0 0 0 0 0 %>85 44 51 55 48 45 %>80 0 0 0 0 0 %>80 68 75 79 75 72 %>75 0 2 0 0 2 %>75 87 92 94 92 92 %>70 6 15 4 5 13 %>70 96 99 99 99 99 MILWAUKEE_WI MOBILE_AL MKE 0825 0826 0827 0828 0829 MOB 0825 0826 0827 0828 0829 MIN 54 53 55 59 62 MIN 75 71 71 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 1 1 1 0 1 %>80 0 0 0 0 0 %>80 9 5 5 3 5 %>75 0 0 0 0 0 %>75 47 24 22 15 22 %>70 0 0 0 2 4 %>70 90 58 57 44 58 NASHVILLE_TN NEW_YORK_CITY_NY BNA 0825 0826 0827 0828 0829 NYC 0825 0826 0827 0828 0829 MIN 60 60 56 56 61 MIN 71 64 60 58 62 %>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 1 0 0 0 0 %>70 1 2 0 0 4 %>70 63 1 0 1 5 NORFOLK_VA ORLANDO_FL ORF 0825 0826 0827 0828 0829 ORL 0825 0826 0827 0828 0829 MIN 73 71 69 67 67 MIN 78 78 77 77 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 2 1 1 0 0 %>80 0 0 0 0 0 %>80 26 25 19 13 11 %>75 29 10 3 3 4 %>75 82 83 77 75 80 %>70 90 62 41 27 31 %>70 99 99 99 99 100 PHILADELPHIA_PA PITTSBURGH_PA PHL 0825 0826 0827 0828 0829 PIT 0825 0826 0827 0828 0829 MIN 69 61 58 56 60 MIN 58 53 50 50 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 0 0 0 0 0 %>75 0 0 0 0 0 %>70 31 1 0 0 2 %>70 0 0 0 0 0 PORTLAND_ME PROVIDENCE_RI PWM 0825 0826 0827 0828 0829 PVD 0825 0826 0827 0828 0829 MIN 65 60 56 54 56 MIN 68 61 57 55 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 2 1 0 0 1 %>70 13 1 0 0 2 RALEIGH-DURHAM_NC RICHMOND_VA RDU 0825 0826 0827 0828 0829 RIC 0825 0826 0827 0828 0829 MIN 70 64 61 59 61 MIN 69 62 60 57 60 %>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 2 0 0 0 0 %>75 1 0 0 0 0 %>70 58 3 1 1 2 %>70 34 1 1 1 2 SAVANNAH_GA TALLAHASSEE_FL SAV 0825 0826 0827 0828 0829 TLH 0825 0826 0827 0828 0829 MIN 74 72 72 71 70 MIN 76 72 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 0 0 0 0 0 %>80 1 2 2 1 1 %>80 2 2 1 1 1 %>75 38 23 22 15 13 %>75 61 22 14 17 22 %>70 98 72 69 56 54 %>70 99 65 60 63 77 TAMPA_FL WASHINGTON_DC TPA 0825 0826 0827 0828 0829 DCA 0825 0826 0827 0828 0829 MIN 84 83 79 78 78 MIN 69 61 59 57 61 %>100 0 0 0 0 0 %>100 0 0 0 0 0 %>95 3 1 0 0 0 %>95 0 0 0 0 0 %>90 16 8 1 1 0 %>90 0 0 0 0 0 %>85 43 36 11 7 6 %>85 0 0 0 0 0 %>80 73 72 42 35 33 %>80 0 0 0 0 0 %>75 92 93 83 78 80 %>75 1 0 0 0 0 %>70 99 99 99 98 99 %>70 40 1 0 1 3 URL IS WWW.WPC.NCEP.NOAA.GOV $$