FMUS23 KWNH 191818 PRBEHL DAYS 3--7 HEAT INDEX FORECAST TABLES NWS WEATHER PREDICTION CENTER COLLEGE PARK MD 1816 UTC TUE MAY 19 2026 MINIMUM HEAT INDEX (DEG F) AND MINIMUM HI PROB (%) FRCSTS AT EASTERN US CITIES - DAYS 3 TO 7 FROM TUE MAY 19 2026 AKRON-CANTON_OH ALBANY_NY CAK 0522 0523 0524 0525 0526 ALB 0522 0523 0524 0525 0526 MIN 49 56 60 59 60 MIN 41 45 45 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 1 3 1 4 %>70 0 0 0 0 0 ASHEVILLE_NC ATLANTA_GA AVL 0522 0523 0524 0525 0526 ATL 0522 0523 0524 0525 0526 MIN 60 60 62 62 62 MIN 69 69 69 68 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 0 0 0 0 %>75 0 0 0 0 0 %>75 2 3 3 4 5 %>70 0 1 1 1 2 %>70 33 33 36 33 32 BALTIMORE_MD BIRMINGHAM_AL BWI 0522 0523 0524 0525 0526 BHM 0522 0523 0524 0525 0526 MIN 52 52 57 60 62 MIN 68 68 68 68 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 0 0 1 1 %>75 0 0 0 1 1 %>75 4 4 5 8 9 %>70 0 0 2 7 7 %>70 32 32 30 33 34 BOSTON_MA BUFFALO_NY BOS 0522 0523 0524 0525 0526 BUF 0522 0523 0524 0525 0526 MIN 46 48 47 48 51 MIN 41 48 51 53 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 0 0 0 0 0 %>70 0 0 0 0 0 CHARLESTON_SC CHARLESTON_WV CHS 0522 0523 0524 0525 0526 CRW 0522 0523 0524 0525 0526 MIN 73 75 75 74 73 MIN 59 62 63 63 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 1 2 3 %>80 0 0 0 0 0 %>75 20 52 54 40 32 %>75 0 0 0 0 0 %>70 91 97 96 89 79 %>70 0 2 4 3 5 CHARLOTTE_NC CHICAGO_IL CLT 0522 0523 0524 0525 0526 ORD 0522 0523 0524 0525 0526 MIN 63 64 66 66 66 MIN 47 51 54 56 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 1 1 %>80 0 0 0 00 %>75 1 2 4 5 5 %>75 0 0 0 0 0 %>70 10 15 23 23 24 %>70 0 0 0 0 2 CINCINNATI_OH CLEVELAND_OH LUK 0522 0523 0524 0525 0526 CLE 0522 0523 0524 0525 0526 MIN 55 64 63 64 65 MIN 50 57 60 61 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 1 %>75 0 0 0 0 1 %>70 0 6 6 5 11 %>70 0 1 4 3 6 COLUMBIA_SC COLUMBUS_OH CAE 0522 0523 0524 0525 0526 TZR 0522 0523 0524 0525 0526 MIN 69 70 70 69 69 MIN 53 62 62 62 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 0 0 1 1 %>80 0 0 0 0 0 %>75 9 8 9 10 10 %>75 0 0 0 0 1 %>70 41 48 53 45 41 %>70 0 4 6 4 7 DAYTON_OH DETROIT_MI MGY 0522 0523 0524 0525 0526 DET 0522 0523 0524 0525 0526 MIN 54 64 63 63 65 MIN 46 53 55 57 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 0 1 %>75 0 0 0 0 0 %>70 0 5 7 5 11 %>70 0 0 1 0 1 EVANSVILLE_IN GRAND_RAPIDS_MI EVV 0522 0523 0524 0525 0526 GRR 0522 0523 0524 0525 0526 MIN 60 64 65 66 68 MIN 42 50 51 53 57 %>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 1 1 0 1 %>75 0 0 0 0 0 %>70 0 11 10 10 25 %>70 0 0 0 0 1 GREENSBORO_NC HUNTSVILLE_AL GSO 0522 0523 0524 0525 0526 HSV 0522 0523 0524 0525 0526 MIN 57 60 64 65 65 MIN 67 67 66 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 0 0 0 0 %>85 0 0 0 0 0 %>80 0 0 0 0 0 %>80 0 0 0 0 0 %>75 0 1 3 3 3 %>75 1 1 1 2 4 %>70 1 6 15 17 18 %>70 18 18 15 20 24 INDIANAPOLIS_IN KNOXVILLE_TN IND 0522 0523 0524 0525 0526 TYS 0522 0523 0524 0525 0526 MIN 52 61 62 63 65 MIN 66 67 66 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 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 1 0 0 1 %>75 0 0 0 0 0 %>70 0 5 5 4 11 %>70 5 13 6 510 LEXINGTON_KY LOUISVILLE_KY LEX 0522 0523 0524 0525 0526 SDF 0522 0523 0524 0525 0526 MIN 58 64 63 63 65 MIN 59 66 65 66 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 0 0 0 0 %>75 0 0 0 0 1 %>75 0 0 0 0 1 %>70 0 7 5 5 10 %>70 0 10 9 10 22 MEMPHIS_TN MIAMI_FL MEM 0522 0523 0524 0525 0526 MIA 0522 0523 0524 0525 0526 MIN 67 67 68 68 69 MIN 82 82 84 83 83 %>100 0 0 0 0 0 %>100 0 0 0 0 0 %>95 0 0 0 0 0 %>95 1 1 2 1 1 %>90 0 0 0 0 0 %>90 6 8 11 8 9 %>85 0 0 0 0 0 %>85 26 30 36 32 35 %>80 0 0 0 0 0 %>80 59 64 78 71 72 %>75 1 1 1 1 3 %>75 96 95 97 95 95 %>70 19 20 24 26 38 %>70 100 100 100 100 100 MILWAUKEE_WI MOBILE_AL MKE 0522 0523 0524 0525 0526 MOB 0522 0523 0524 0525 0526 MIN 42 46 49 51 54 MIN 75 75 75 75 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 0 0 0 0 0 %>80 0 0 0 0 0 %>80 1 2 3 3 3 %>75 0 0 0 0 0 %>75 44 58 51 44 42 %>70 0 0 0 0 0 %>70 98 100 98 95 93 NASHVILLE_TN NEW_YORK_CITY_NY BNA 0522 0523 0524 0525 0526 NYC 0522 0523 0524 0525 0526 MIN 65 66 65 66 67 MIN 51 50 52 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 1 1 1 1 3 %>75 0 0 0 0 0 %>70 10 14 13 16 24 %>70 0 0 0 0 0 NORFOLK_VA ORLANDO_FL ORF 0522 0523 0524 0525 0526 ORL 0522 0523 0524 0525 0526 MIN 61 65 69 69 69 MIN 75 76 77 76 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 0 0 %>85 0 0 0 0 0 %>85 0 0 0 0 0 %>80 0 0 0 0 0 %>80 0 1 3 2 1 %>75 0 0 7 8 5 %>75 51 77 83 75 70 %>70 0 10 44 40 36 %>70 100 100 100 100 100 PHILADELPHIA_PA PITTSBURGH_PA PHL 0522 0523 0524 0525 0526 PIT 0522 0523 0524 0525 0526 MIN 50 49 53 57 59 MIN 51 55 60 61 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 0 0 0 0 1 %>70 0 0 0 2 2 %>70 0 0 2 2 6 PORTLAND_ME PROVIDENCE_RI PWM 0522 0523 0524 0525 0526 PVD 0522 0523 0524 0525 0526MIN 41 44 42 43 45 MIN 45 46 47 50 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 RALEIGH-DURHAM_NC RICHMOND_VA RDU 0522 0523 0524 0525 0526 RIC 0522 0523 0524 0525 0526 MIN 61 64 68 68 68 MIN 54 56 63 64 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 1 0 %>80 0 0 1 1 1 %>75 0 2 6 7 6 %>75 0 0 4 6 5 %>70 2 14 33 32 33 %>70 0 2 15 20 20 SAVANNAH_GA TALLAHASSEE_FL SAV 0522 0523 0524 0525 0526 TLH 0522 0523 0524 0525 0526 MIN 73 75 75 74 73 MIN 72 74 74 75 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 0 0 0 0 0 %>80 0 2 3 3 4 %>80 0 0 1 2 2 %>75 28 56 55 43 35 %>75 11 28 41 48 35 %>70 91 97 97 90 80 %>70 74 95 96 98 92 TAMPA_FL WASHINGTON_DC TPA 0522 0523 0524 0525 0526 DCA 0522 0523 0524 0525 0526 MIN 78 79 79 78 78 MIN 52 52 59 62 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 1 0 0 %>90 0 0 0 0 0 %>85 1 5 6 2 1 %>85 0 0 0 0 0 %>80 24 35 35 27 20 %>80 0 0 0 0 0 %>75 88 91 89 85 83 %>75 0 0 1 2 2 %>70 100 100 100 100 100 %>70 0 0 5 10 11 URL IS WWW.WPC.NCEP.NOAA.GOV $$