


Heat Index Forecast Tables
Issued by NWS
Issued by NWS
271 FMUS23 KWNH 161656 PRBEHL DAYS 3--7 HEAT INDEX FORECAST TABLES NWS WEATHER PREDICTION CENTER COLLEGE PARK MD 1655 UTC WED JUL 16 2025 MINIMUM HEAT INDEX (DEG F) AND MINIMUM HI PROB (%) FRCSTS AT EASTERN US CITIES - DAYS 3 TO 7 FROM WED JUL 16 2025 AKRON-CANTON_OH ALBANY_NY CAK 0719 0720 0721 0722 0723 ALB 0719 0720 0721 0722 0723 MIN 64 70 64 67 72 MIN 57 66 62 60 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 0 9 1 3 22 %>75 0 1 0 0 2 %>70 5 47 10 21 64 %>70 0 16 2 1 14 ASHEVILLE_NC ATLANTA_GA AVL 0719 0720 0721 0722 0723 ATL 0719 0720 0721 0722 0723 MIN 69 69 69 69 69 MIN 76 77 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 1 4 5 5 5 %>80 0 0 0 0 0 %>80 18 27 29 29 25 %>75 2 3 4 4 5 %>75 65 70 70 69 64 %>70 33 36 41 40 39 %>70 95 95 94 94 91 BALTIMORE_MD BIRMINGHAM_AL BWI 0719 0720 0721 0722 0723 BHM 0719 0720 0721 0722 0723 MIN 73 76 73 71 73 MIN 75 76 76 76 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 1 2 2 %>85 0 1 0 0 1 %>85 3 4 6 9 10 %>80 4 13 4 1 7 %>80 18 21 24 28 30 %>75 35 58 28 19 32 %>75 53 57 55 57 60 %>70 82 93 72 63 70 %>70 86 88 84 83 85 BOSTON_MA BUFFALO_NY BOS 0719 0720 0721 0722 0723 BUF 0719 0720 0721 0722 0723 MIN 63 68 65 62 65 MIN 58 67 62 63 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 0 0 0 %>80 0 0 0 0 3 %>75 0 1 1 0 1 %>75 0 5 0 1 21 %>70 2 22 9 2 12 %>70 0 25 1 10 59 CHARLESTON_SC CHARLESTON_WV CHS 0719 0720 0721 0722 0723 CRW 0719 0720 0721 0722 0723 MIN 81 83 83 80 79 MIN 73 73 72 71 73 %>100 0 0 1 1 1 %>100 0 0 0 0 0 %>95 2 3 4 4 3 %>95 0 0 0 0 0 %>90 11 15 17 12 9 %>90 0 0 0 0 0 %>85 30 39 39 27 24 %>85 0 0 0 0 0 %>80 54 66 65 49 46 %>80 0 0 0 0 2 %>75 77 86 84 71 69 %>75 11 17 13 11 31 %>70 92 95 95 87 87 %>70 92 92 71 67 84 CHARLOTTE_NC CHICAGO_IL CLT 0719 0720 0721 0722 0723 ORD 0719 0720 0721 0722 0723 MIN 76 76 77 75 75 MIN 69 70 69 73 76 %>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 1 3 0 1 %>90 0 0 0 0 3 %>85 5 7 12 3 5 %>85 0 0 0 2 12 %>80 24 27 32 18 20 %>80 0 0 0 11 31 %>75 61 60 60 52 48 %>75 7 9 7 36 57 %>70 89 86 84 84 77 %>70 42 53 37 71 80 CINCINNATI_OH CLEVELAND_OH LUK 0719 0720 0721 0722 0723 CLE 0719 0720 0721 0722 0723 MIN 73 74 72 73 76 MIN 66 72 68 69 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 3 %>85 0 0 0 0 2 %>80 0 2 2 4 20 %>80 0 1 0 1 14 %>75 20 38 23 33 60 %>75 2 17 4 11 46 %>70 93 94 73 81 91 %>70 15 69 30 43 80 COLUMBIA_SC COLUMBUS_OH CAE 0719 0720 0721 0722 0723 TZR 0719 0720 0721 0722 0723 MIN 78 79 79 77 76 MIN 71 73 68 70 75 %>100 0 0 1 0 0 %>100 0 0 0 0 0 %>95 1 2 3 1 0 %>95 0 0 0 0 0 %>90 6 8 9 4 3 %>90 0 0 0 0 0 %>85 19 21 22 14 11 %>85 0 0 0 0 1 %>80 42 44 43 35 30 %>80 0 1 0 1 11 %>75 68 68 66 62 57 %>75 7 24 5 14 46 %>70 87 87 85 84 81 %>70 58 80 34 55 85 DAYTON_OH DETROIT_MI MGY 0719 0720 0721 0722 0723 DET 0719 0720 0721 0722 0723 MIN 73 74 71 73 76 MIN 65 69 64 69 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 2 %>85 0 0 0 0 3 %>80 0 1 1 3 18 %>80 0 0 0 1 15 %>75 15 30 14 28 58 %>75 0 6 0 11 42 %>70 89 91 58 76 91 %>70 8 37 6 42 74 EVANSVILLE_IN GRAND_RAPIDS_MI EVV 0719 0720 0721 0722 0723 GRR 0719 0720 0721 0722 0723 MIN 76 78 77 78 79 MIN 63 64 61 66 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 1 3 %>90 0 0 0 0 0 %>85 0 4 4 10 15 %>85 0 0 0 0 2 %>80 10 30 26 35 42 %>80 0 0 0 1 9 %>75 68 76 68 71 74 %>75 0 1 0 6 29 %>70 98 97 94 93 93 %>70 5 10 4 26 60 GREENSBORO_NC HUNTSVILLE_AL GSO 0719 0720 0721 0722 0723 HSV 0719 0720 0721 0722 0723 MIN 75 75 75 73 72 MIN 76 76 76 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 2 0 2 %>85 1 2 1 5 5 %>80 5 9 14 5 10 %>80 16 19 17 25 28 %>75 48 48 52 33 32 %>75 61 61 61 63 67 %>70 94 90 88 77 64 %>70 93 92 93 91 93 INDIANAPOLIS_IN KNOXVILLE_TN IND 0719 0720 0721 0722 0723 TYS 0719 0720 0721 0722 0723 MIN 73 74 73 74 77 MIN 75 75 75 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 1 %>90 0 0 0 0 0 %>85 0 0 0 1 6 %>85 0 0 0 0 0 %>80 0 2 2 9 28 %>80 3 4 3 3 6 %>75 22 39 28 42 64 %>75 49 50 50 45 56 %>70 93 92 78 83 91 %>70 97 96 97 96 97 LEXINGTON_KY LOUISVILLE_KY LEX 0719 0720 0721 0722 0723 SDF 0719 0720 0721 0722 0723 MIN 74 74 73 74 75 MIN 76 77 76 76 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 1 %>85 0 0 0 0 3 %>85 0 0 0 1 7 %>80 1 4 2 6 17 %>80 1 13 6 16 32 %>75 30 40 28 36 52 %>75 65 71 58 63 71 %>70 90 89 83 81 85 %>70 99 98 97 95 94 MEMPHIS_TN MIAMI_FL MEM 0719 0720 0721 0722 0723 MIA 0719 0720 0721 0722 0723 MIN 78 78 79 80 81 MIN 87 84 83 83 82 %>100 0 0 0 0 0 %>100 1 0 0 0 0 %>95 0 0 0 0 0 %>95 7 2 1 1 1 %>90 1 1 2 2 5 %>90 36 19 11 12 11 %>85 8 8 14 16 23 %>85 65 51 47 45 40 %>80 37 36 42 52 56 %>80 89 74 68 67 65 %>75 77 74 76 84 84 %>75 98 93 88 87 85 %>70 96 95 94 97 96 %>70 100 99 98 97 96 MILWAUKEE_WI MOBILE_AL MKE 0719 0720 0721 0722 0723 MOB 0719 0720 0721 0722 0723 MIN 66 67 67 71 74 MIN 78 78 78 79 78 %>100 0 0 0 0 0 %>100 0 0 0 1 0 %>95 0 0 0 0 0 %>95 2 1 2 2 2 %>90 0 0 0 0 0 %>90 7 6 7 9 7 %>85 0 0 0 0 1 %>85 20 18 20 23 20 %>80 0 0 0 1 10 %>80 41 40 41 44 42 %>75 1 2 1 15 40 %>75 66 66 65 67 67 %>70 15 21 14 60 77 %>70 85 86 84 85 86 NASHVILLE_TN NEW_YORK_CITY_NY BNA 0719 0720 0721 0722 0723 NYC 0719 0720 0721 0722 0723 MIN 77 77 77 77 78 MIN 69 74 70 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 1 3 %>90 0 0 0 0 0 %>85 2 4 4 9 12 %>85 0 0 0 0 0 %>80 21 25 25 31 36 %>80 1 5 1 0 1 %>75 65 65 65 64 67 %>75 8 39 11 7 17 %>70 94 92 92 89 89 %>70 40 85 52 41 61 NORFOLK_VA ORLANDO_FL ORF 0719 0720 0721 0722 0723 ORL 0719 0720 0721 0722 0723 MIN 79 80 80 78 78 MIN 78 79 79 79 78 %>100 0 0 0 0 0 %>100 0 0 0 0 0 %>95 0 1 1 0 0 %>95 0 0 0 0 0 %>90 3 4 5 1 2 %>90 0 1 2 1 1 %>85 15 19 20 8 11 %>85 4 7 12 11 9 %>80 44 48 49 33 36 %>80 31 39 43 40 37 %>75 76 78 78 70 69 %>75 81 83 80 77 75 %>70 94 94 94 93 91 %>70 98 98 97 96 95 PHILADELPHIA_PA PITTSBURGH_PA PHL 0719 0720 0721 0722 0723 PIT 0719 0720 0721 0722 0723 MIN 69 74 70 68 70 MIN 66 71 65 67 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 4 1 0 2 %>80 0 0 0 0 1 %>75 9 37 13 3 13 %>75 0 8 1 2 19 %>70 40 86 49 31 47 %>70 13 59 13 24 70 PORTLAND_ME PROVIDENCE_RI PWM 0719 0720 0721 0722 0723 PVD 0719 0720 0721 0722 0723 MIN 59 63 60 58 61 MIN 63 68 65 63 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 0 0 0 0 0 %>75 0 2 2 0 3 %>70 0 2 2 0 2 %>70 5 32 16 4 17 RALEIGH-DURHAM_NC RICHMOND_VA RDU 0719 0720 0721 0722 0723 RIC 0719 0720 0721 0722 0723 MIN 77 77 78 75 74 MIN 75 76 75 72 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 1 0 1 %>90 0 0 0 0 0 %>85 4 4 10 2 5 %>85 0 2 2 0 2 %>80 26 26 33 15 19 %>80 10 18 15 3 10 %>75 69 68 67 48 44 %>75 54 55 48 25 31 %>70 95 94 91 82 72 %>70 93 88 84 69 63 SAVANNAH_GA TALLAHASSEE_FL SAV 0719 0720 0721 0722 0723 TLH 0719 0720 0721 0722 0723 MIN 79 81 81 80 79 MIN 78 79 81 80 79 %>100 0 0 0 0 0 %>100 0 0 0 0 0 %>95 1 1 2 2 1 %>95 0 0 0 1 0 %>90 4 9 9 8 5 %>90 1 2 4 5 3 %>85 17 29 28 23 18 %>85 5 11 20 21 15 %>80 43 58 55 47 42 %>80 30 40 54 50 42 %>75 72 82 79 73 70 %>75 73 76 84 80 74 %>70 91 95 93 90 90 %>70 96 95 97 95 93 TAMPA_FL WASHINGTON_DC TPA 0719 0720 0721 0722 0723 DCA 0719 0720 0721 0722 0723 MIN 81 83 84 83 82 MIN 74 76 73 71 72 %>100 0 0 0 0 1 %>100 0 0 0 0 0 %>95 1 1 2 2 3 %>95 0 0 0 0 0 %>90 7 12 18 15 13 %>90 0 0 0 0 0 %>85 26 42 54 43 33 %>85 0 1 0 0 1 %>80 58 72 77 71 59 %>80 4 14 6 2 6 %>75 84 89 89 88 81 %>75 42 57 33 19 29 %>70 96 97 96 96 93 %>70 90 92 75 62 68 URL IS WWW.WPC.NCEP.NOAA.GOV $$