FMUS23 KWNH 141732 PRBEHI DAYS 3--7 HEAT INDEX FORECAST TABLES NWS WEATHER PREDICTION CENTER COLLEGE PARK MD 1729 UTC TUE APR 14 2026 MEAN HEAT INDEX (DEG F) AND MEAN HI PROB (%) FRCSTS AT EASTERN US CITIES - DAYS 3 TO 7 FROM TUE APR 14 2026 AKRON-CANTON_OH ALBANY_NY CAK 0417 0418 0419 0420 0421 ALB 0417 0418 0419 0420 0421 MEAN 64 67 46 39 44 MEAN 65 60 54 37 38 %>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 3 0 0 0 %>80 0 0 0 0 0 %>75 0 12 0 0 0 %>75 2 0 2 0 0 %>70 7 32 0 0 0 %>70 14 2 5 0 0 ASHEVILLE_NC ATLANTA_GA AVL 0417 0418 0419 0420 0421 ATL 0417 0418 0419 0420 0421 MEAN 69 71 58 50 53 MEAN 75 75 65 58 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 1 0 0 %>80 4 7 2 0 0 %>75 4 8 3 0 0 %>75 56 57 8 0 0 %>70 41 56 9 0 0 %>70 98 96 24 1 4 BALTIMORE_MD BIRMINGHAM_AL BWI 0417 0418 0419 0420 0421 BHM 0417 0418 0419 0420 0421 MEAN 75 71 64 47 48 MEAN 76 74 60 57 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 0 0 1 0 0 %>90 0 0 0 0 0 %>85 0 0 2 0 0 %>85 0 0 0 0 0 %>80 10 1 6 0 0 %>80 2 5 0 0 0 %>75 48 14 14 0 0 %>75 60 43 1 0 0 %>70 88 58 27 0 0 %>70 99 90 7 0 5 BOSTON_MA BUFFALO_NY BOS 0417 0418 0419 0420 0421 BUF 0417 0418 0419 0420 0421 MEAN 59 50 54 42 40 MEAN 56 62 45 34 38 %>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 1 0 0 0 %>70 8 0 2 0 0 %>70 0 8 0 0 0 CHARLESTON_SC CHARLESTON_WV CHS 0417 0418 0419 0420 0421 CRW 0417 0418 0419 0420 0421 MEAN 76 78 77 61 62 MEAN 72 73 55 47 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 3 0 0 %>85 0 2 0 0 0 %>80 1 24 24 0 0 %>80 3 12 0 0 0 %>75 64 85 70 1 1 %>75 24 38 2 0 0 %>70 98 100 96 5 6 %>70 70 71 6 0 1 CHARLOTTE_NC CHICAGO_IL CLT 0417 0418 0419 0420 0421 ORD 0417 0418 0419 0420 0421 MEAN 76 77 71 56 57 MEAN 62 60 42 44 51 %>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 0 %>90 0 0 0 0 0 %>85 0 0 4 0 0 %>85 0 1 0 0 0 %>80 7 14 13 0 0 %>80 0 2 0 0 0 %>75 60 76 30 0 0 %>75 2 6 0 0 0 %>70 98 99 55 0 1 %>70 11 15 0 0 1 CINCINNATI_OH CLEVELAND_OH LUK 0417 0418 0419 0420 0421 CLE 0417 0418 0419 0420 0421 MEAN 71 72 50 47 53 MEAN 58 64 45 40 46 %>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 1 0 0 0 %>90 0 0 0 0 0 %>85 0 4 0 0 0 %>85 0 0 0 0 0 %>80 2 14 0 0 0 %>80 0 2 0 0 0 %>75 20 35 0 0 0 %>75 0 7 0 0 0 %>70 64 63 0 0 1 %>70 1 21 0 0 0 COLUMBIA_SC COLUMBUS_OH CAE 0417 0418 0419 0420 0421 TZR 0417 0418 0419 0420 0421 MEAN 76 78 74 59 59 MEAN 69 70 48 43 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 1 3 0 0 %>85 0 2 0 0 0 %>80 5 25 16 0 0 %>80 0 9 0 0 0 %>75 70 91 46 0 0 %>75 5 26 0 0 0 %>70 100 100 78 2 3 %>70 37 51 0 0 0 DAYTON_OH DETROIT_MI MGY 0417 0418 0419 0420 0421 DET 0417 0418 0419 0420 0421 MEAN 70 71 48 45 51 MEAN 59 62 42 40 46 %>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 1 0 0 0 %>90 0 0 0 0 0 %>85 0 3 0 0 0 %>85 0 0 0 0 0 %>80 2 12 0 0 0 %>80 0 1 0 0 0 %>75 15 31 0 0 0 %>75 0 5 0 0 0 %>70 54 57 0 0 1 %>70 0 16 0 0 0 EVANSVILLE_IN GRAND_RAPIDS_MI EVV 0417 0418 0419 0420 0421 GRR 0417 0418 0419 0420 0421 MEAN 74 72 50 52 57 MEAN 60 61 38 38 46 %>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 1 0 0 0 %>90 0 0 0 0 0 %>85 0 4 0 0 0 %>85 0 1 0 0 0 %>80 5 13 0 0 0 %>80 0 2 0 0 0 %>75 38 34 0 0 0 %>75 0 7 0 0 0 %>70 86 61 0 0 2 %>70 1 18 0 0 0 GREENSBORO_NC HUNTSVILLE_AL GSO 0417 0418 0419 0420 0421 HSV 0417 0418 0419 0420 0421 MEAN 75 76 69 53 53 MEAN 75 75 57 54 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 1 0 0 %>90 0 0 0 0 0 %>85 0 0 4 0 0 %>85 0 2 0 0 0 %>80 8 9 12 0 0 %>80 7 15 0 0 0 %>75 50 57 26 0 0 %>75 55 48 1 0 0 %>70 92 96 45 0 0 %>70 96 82 3 0 3 INDIANAPOLIS_IN KNOXVILLE_TN IND 0417 0418 0419 0420 0421 TYS 0417 0418 0419 0420 0421 MEAN 70 69 46 46 52 MEAN 73 75 57 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 2 0 0 0 %>85 0 2 0 0 0 %>80 2 7 0 0 0 %>80 5 14 0 0 0 %>75 16 21 0 0 0 %>75 33 48 1 0 0 %>70 52 45 0 0 1 %>70 79 83 6 0 1 LEXINGTON_KY LOUISVILLE_KY LEX 0417 0418 0419 0420 0421 SDF 0417 0418 0419 0420 0421 MEAN 71 72 50 48 53 MEAN 73 74 51 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 1 0 0 0 %>85 0 2 0 0 0 %>85 0 4 0 0 0 %>80 0 10 0 0 0 %>80 4 17 0 0 0 %>75 13 33 0 0 0 %>75 31 42 0 0 0 %>70 65 65 0 0 1 %>70 76 71 1 0 1 MEMPHIS_TN MIAMI_FL MEM 0417 0418 0419 0420 0421 MIA 0417 0418 0419 0420 0421 MEAN 78 74 57 57 62 MEAN 81 83 83 81 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 1 0 0 %>85 1 4 0 0 0 %>85 4 16 25 12 0 %>80 21 16 0 0 0 %>80 58 85 88 69 7 %>75 85 44 0 0 2 %>75 99 100 100 98 61 %>70 100 75 2 1 11 %>70 100 100 100 100 97 MILWAUKEE_WI MOBILE_AL MKE 0417 0418 0419 0420 0421 MOB 0417 0418 0419 0420 0421 MEAN 53 53 38 39 46 MEAN 74 75 69 63 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 0 0 0 0 %>85 0 0 0 0 0 %>80 0 0 0 0 0 %>80 0 3 3 0 0 %>75 0 1 0 0 0 %>75 36 52 16 1 4 %>70 0 4 0 0 0 %>70 98 98 45 9 23 NASHVILLE_TN NEW_YORK_CITY_NY BNA 0417 0418 0419 0420 0421 NYC 0417 0418 0419 0420 0421 MEAN 76 76 55 53 58 MEAN 71 61 59 44 44 %>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 0 0 0 %>90 0 0 0 0 0 %>85 0 9 0 0 0 %>85 1 0 0 0 0 %>80 9 28 0 0 0 %>80 7 0 1 0 0 %>75 57 58 0 0 0 %>75 25 1 2 0 0 %>70 96 84 2 0 3 %>70 55 6 8 0 0 NORFOLK_VA ORLANDO_FL ORF 0417 0418 0419 0420 0421 ORL 0417 0418 0419 0420 0421 MEAN 74 72 73 54 52 MEAN 76 80 81 74 71 %>100 0 0 0 0 0 %>100 0 0 0 0 0 %>95 0 0 1 0 0 %>95 0 0 0 0 0 %>90 0 0 3 0 0 %>90 0 0 0 0 0 %>85 2 1 9 0 0 %>85 0 1 4 0 0 %>80 12 9 22 0 0 %>80 3 43 62 8 2 %>75 42 34 42 0 0 %>75 70 97 99 44 17 %>70 79 67 65 1 0 %>70 100 100 100 86 60 PHILADELPHIA_PA PITTSBURGH_PA PHL 0417 0418 0419 0420 0421 PIT 0417 0418 0419 0420 0421 MEAN 74 69 64 45 45 MEAN 67 69 51 41 45 %>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 0 %>90 0 0 0 0 0 %>85 0 0 3 0 0 %>85 0 0 0 0 0 %>80 7 2 7 0 0 %>80 0 3 0 0 0 %>75 41 12 15 0 0 %>75 3 15 1 0 0 %>70 86 43 28 0 0 %>70 25 41 2 0 0 PORTLAND_ME PROVIDENCE_RI PWM 0417 0418 0419 0420 0421 PVD 0417 0418 0419 0420 0421 MEAN 50 46 47 40 36 MEAN 63 54 54 43 39 %>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 0 0 0 0 0 %>70 8 0 1 0 0 RALEIGH-DURHAM_NC RICHMOND_VA RDU 0417 0418 0419 0420 0421 RIC 0417 0418 0419 0420 0421 MEAN 77 78 74 55 55 MEAN 78 76 72 52 52 %>100 0 0 0 0 0 %>100 0 0 0 0 0 %>95 0 0 1 0 0 %>95 0 0 1 0 0 %>90 0 0 3 0 0 %>90 0 0 4 0 0 %>85 0 0 10 0 0 %>85 2 1 10 0 0 %>80 9 15 23 0 0 %>80 27 12 21 0 0 %>75 75 89 44 0 0 %>75 80 57 38 0 0 %>70 100 100 66 1 1 %>70 99 94 57 0 0 SAVANNAH_GA TALLAHASSEE_FL SAV 0417 0418 0419 0420 0421 TLH 0417 0418 0419 0420 0421 MEAN 76 78 77 63 63 MEAN 73 74 74 66 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 0 0 0 0 0 %>90 0 0 0 0 0 %>85 0 1 2 0 0 %>85 0 0 0 0 0 %>80 4 25 22 0 0 %>80 0 1 4 1 0 %>75 62 84 66 1 1 %>75 18 29 37 5 3 %>70 99 100 94 9 8 %>70 89 95 87 24 22 TAMPA_FL WASHINGTON_DC TPA 0417 0418 0419 0420 0421 DCA 0417 0418 0419 0420 0421 MEAN 77 80 80 77 74 MEAN 77 74 66 48 50 %>100 0 0 0 0 0 %>100 0 0 0 0 0 %>95 0 0 0 0 0 %>95 0 0 1 0 0 %>90 0 0 0 0 0 %>90 0 0 2 0 0 %>85 0 7 1 2 0 %>85 1 1 5 0 0 %>80 12 56 44 20 7 %>80 19 8 11 0 0 %>75 80 96 97 67 40 %>75 67 40 21 0 0 %>70 100 100 100 96 83 %>70 96 82 36 0 0 URL IS WWW.WPC.NCEP.NOAA.GOV $$