Heat Index Forecast Tables
Issued by NWS
Issued by NWS
105 FMUS23 KWNH 200658 PRBEHI DAYS 3--7 HEAT INDEX FORECAST TABLES NWS WEATHER PREDICTION CENTER COLLEGE PARK MD 0657 UTC MON MAY 20 2024 MEAN HEAT INDEX (DEG F) AND MEAN HI PROB (%) FRCSTS AT EASTERN US CITIES - DAYS 3 TO 7 FROM MON MAY 20 2024 AKRON-CANTON_OH ALBANY_NY CAK 0523 0524 0525 0526 0527 ALB 0523 0524 0525 0526 0527 MEAN 68 64 65 70 72 MEAN 75 64 61 62 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 1 1 %>85 3 0 0 0 0 %>80 0 0 1 5 7 %>80 17 1 0 0 1 %>75 6 2 6 21 27 %>75 48 4 1 3 4 %>70 34 14 23 52 60 %>70 81 18 7 13 15 ASHEVILLE_NC ATLANTA_GA AVL 0523 0524 0525 0526 0527 ATL 0523 0524 0525 0526 0527 MEAN 72 70 71 72 72 MEAN 78 79 80 80 81 %>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 1 1 %>85 0 0 0 0 0 %>85 1 4 14 14 16 %>80 1 0 2 4 3 %>80 27 40 53 53 57 %>75 16 7 20 25 24 %>75 87 88 89 89 91 %>70 68 51 63 67 67 %>70 100 100 99 99 99 BALTIMORE_MD BIRMINGHAM_AL BWI 0523 0524 0525 0526 0527 BHM 0523 0524 0525 0526 0527 MEAN 78 71 68 68 70 MEAN 80 80 82 83 83 %>100 0 0 0 0 0 %>100 0 0 0 0 0 %>95 0 0 0 0 0 %>95 0 0 0 1 1 %>90 0 0 0 0 0 %>90 0 1 4 7 8 %>85 3 0 0 0 1 %>85 6 11 24 33 35 %>80 30 2 2 2 4 %>80 50 51 63 71 72 %>75 80 19 10 12 19 %>75 95 90 91 94 94 %>70 98 63 35 38 48 %>70 100 99 99 99 100 BOSTON_MA BUFFALO_NY BOS 0523 0524 0525 0526 0527 BUF 0523 0524 0525 0526 0527 MEAN 74 68 61 58 58 MEAN 66 59 61 66 69 %>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 1 %>80 9 1 0 0 0 %>80 0 0 0 1 4 %>75 44 9 1 0 1 %>75 3 1 1 5 18 %>70 82 34 8 3 4 %>70 18 4 7 22 45 CHARLESTON_SC CHARLESTON_WV CHS 0523 0524 0525 0526 0527 CRW 0523 0524 0525 0526 0527 MEAN 81 84 85 85 84 MEAN 73 72 73 76 77 %>100 0 0 0 0 0 %>100 0 0 0 0 0 %>95 0 0 2 2 2 %>95 0 0 0 0 0 %>90 0 5 14 14 13 %>90 0 0 0 1 1 %>85 7 36 50 50 45 %>85 0 0 2 7 7 %>80 57 84 87 86 82 %>80 5 4 12 25 27 %>75 97 99 99 99 97 %>75 31 25 37 56 61 %>70 100 100 100 100 100 %>70 75 64 71 83 88 CHARLOTTE_NC CHICAGO_IL CLT 0523 0524 0525 0526 0527 ORD 0523 0524 0525 0526 0527 MEAN 79 78 78 79 79 MEAN 65 63 66 67 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 1 1 %>90 0 0 0 0 0 %>85 2 1 5 10 10 %>85 0 0 0 0 0 %>80 31 25 30 39 39 %>80 0 1 3 2 3 %>75 88 80 74 77 77 %>75 2 4 10 12 12 %>70 100 99 97 96 96 %>70 14 16 29 34 33 CINCINNATI_OH CLEVELAND_OH LUK 0523 0524 0525 0526 0527 CLE 0523 0524 0525 0526 0527 MEAN 71 69 73 76 75 MEAN 67 63 65 70 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 0 %>90 0 0 0 0 0 %>85 0 0 2 5 4 %>85 0 0 0 1 1 %>80 1 2 11 22 20 %>80 1 0 1 4 7 %>75 16 14 36 55 53 %>75 6 3 6 19 26 %>70 60 45 70 84 84 %>70 28 13 22 48 57 COLUMBIA_SC COLUMBUS_OH CAE 0523 0524 0525 0526 0527 TZR 0523 0524 0525 0526 0527 MEAN 79 81 82 82 82 MEAN 70 67 70 73 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 3 5 6 %>90 0 0 0 0 0 %>85 3 10 21 27 30 %>85 0 0 0 2 2 %>80 41 60 64 66 69 %>80 1 1 4 12 12 %>75 93 96 94 92 94 %>75 12 8 18 39 41 %>70 100 100 100 99 99 %>70 50 30 48 74 76 DAYTON_OH DETROIT_MI MGY 0523 0524 0525 0526 0527 DET 0523 0524 0525 0526 0527 MEAN 70 68 72 75 75 MEAN 66 62 64 68 69 %>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 4 3 %>85 0 0 0 0 0 %>80 1 2 7 18 17 %>80 0 0 1 2 4 %>75 12 12 28 47 47 %>75 4 2 6 11 17 %>70 50 38 61 79 80 %>70 24 11 20 39 44 EVANSVILLE_IN GRAND_RAPIDS_MI EVV 0523 0524 0525 0526 0527 GRR 0523 0524 0525 0526 0527 MEAN 72 74 77 79 78 MEAN 61 61 64 67 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 2 2 %>90 0 0 0 0 0 %>85 0 1 5 12 11 %>85 0 0 0 0 0 %>80 1 10 26 39 36 %>80 0 0 0 1 3 %>75 18 41 63 74 70 %>75 0 1 3 7 12 %>70 69 79 90 94 92 %>70 3 7 16 28 33 GREENSBORO_NC HUNTSVILLE_AL GSO 0523 0524 0525 0526 0527 HSV 0523 0524 0525 0526 0527 MEAN 77 75 74 76 76 MEAN 80 79 80 82 83 %>100 0 0 0 0 0 %>100 0 0 0 0 0 %>95 0 0 0 0 0 %>95 0 0 0 1 2 %>90 0 0 0 0 0 %>90 1 1 3 8 10 %>85 1 0 1 4 3 %>85 10 9 18 30 34 %>80 19 9 11 20 19 %>80 49 41 53 64 68 %>75 76 52 44 54 54 %>75 89 81 86 90 91 %>70 99 93 82 84 86 %>70 99 98 98 99 99 INDIANAPOLIS_IN KNOXVILLE_TN IND 0523 0524 0525 0526 0527 TYS 0523 0524 0525 0526 0527 MEAN 68 69 72 74 74 MEAN 76 74 75 77 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 1 %>90 0 0 0 1 1 %>85 0 0 1 3 5 %>85 3 1 2 6 8 %>80 0 2 9 15 19 %>80 20 9 16 27 33 %>75 4 13 32 44 47 %>75 61 45 54 64 70 %>70 30 41 66 76 76 %>70 92 86 88 91 93 LEXINGTON_KY LOUISVILLE_KY LEX 0523 0524 0525 0526 0527 SDF 0523 0524 0525 0526 0527 MEAN 72 71 74 76 77 MEAN 72 72 75 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 1 1 %>90 0 0 0 1 1 %>85 0 0 2 6 6 %>85 0 0 3 9 8 %>80 1 2 13 25 26 %>80 2 3 16 31 31 %>75 18 19 44 60 62 %>75 21 23 50 65 65 %>70 72 60 80 88 89 %>70 71 63 83 90 90 MEMPHIS_TN MIAMI_FL MEM 0523 0524 0525 0526 0527 MIA 0523 0524 0525 0526 0527 MEAN 80 79 82 84 84 MEAN 87 89 91 91 92 %>100 0 0 0 0 1 %>100 0 1 2 3 4 %>95 0 0 0 3 5 %>95 3 6 14 19 22 %>90 1 1 6 15 19 %>90 23 35 54 61 62 %>85 13 11 27 43 46 %>85 71 81 91 94 93 %>80 48 45 66 76 74 %>80 97 98 99 100 99 %>75 86 84 92 95 92 %>75 100 100 100 100 100 %>70 98 98 99 99 99 %>70 100 100 100 100 100 MILWAUKEE_WI MOBILE_AL MKE 0523 0524 0525 0526 0527 MOB 0523 0524 0525 0526 0527 MEAN 60 56 59 60 61 MEAN 80 83 85 85 87 %>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 0 0 3 7 19 %>85 0 0 0 0 0 %>85 2 22 50 53 70 %>80 0 0 0 0 0 %>80 50 88 97 95 97 %>75 0 0 1 1 2 %>75 98 100 100 100 100 %>70 3 1 4 4 8 %>70 100 100 100 100 100 NASHVILLE_TN NEW_YORK_CITY_NY BNA 0523 0524 0525 0526 0527 NYC 0523 0524 0525 0526 0527 MEAN 77 76 78 80 80 MEAN 76 71 65 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 2 4 %>90 0 0 0 0 0 %>85 3 1 6 16 20 %>85 3 0 0 0 0 %>80 25 14 33 50 53 %>80 20 3 0 0 0 %>75 68 55 75 83 84 %>75 58 20 4 3 3 %>70 95 91 96 97 97 %>70 88 56 18 12 13 NORFOLK_VA ORLANDO_FL ORF 0523 0524 0525 0526 0527 ORL 0523 0524 0525 0526 0527 MEAN 76 74 71 71 72 MEAN 83 85 87 89 89 %>100 0 0 0 0 0 %>100 0 0 0 0 0 %>95 0 0 0 0 0 %>95 0 0 1 5 7 %>90 0 0 0 0 0 %>90 1 8 22 39 42 %>85 2 0 0 1 1 %>85 21 54 75 86 86 %>80 19 6 4 5 9 %>80 83 95 98 99 99 %>75 63 35 22 23 32 %>75 100 100 100 100 100 %>70 96 81 58 59 67 %>70 100 100 100 100 100 PHILADELPHIA_PA PITTSBURGH_PA PHL 0523 0524 0525 0526 0527 PIT 0523 0524 0525 0526 0527 MEAN 78 71 67 66 67 MEAN 71 66 66 71 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 3 0 0 0 0 %>85 0 0 0 1 1 %>80 27 4 2 2 3 %>80 2 0 1 6 10 %>75 76 23 9 8 12 %>75 18 4 6 25 35 %>70 98 62 30 25 32 %>70 57 22 25 56 70 PORTLAND_ME PROVIDENCE_RI PWM 0523 0524 0525 0526 0527 PVD 0523 0524 0525 0526 0527 MEAN 71 64 58 55 55 MEAN 70 68 62 59 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 3 0 0 0 0 %>80 1 0 0 0 0 %>75 21 1 0 0 0 %>75 11 6 1 0 0 %>70 59 10 0 0 0 %>70 51 30 6 3 3 RALEIGH-DURHAM_NC RICHMOND_VA RDU 0523 0524 0525 0526 0527 RIC 0523 0524 0525 0526 0527 MEAN 80 79 77 78 78 MEAN 80 76 72 73 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 2 2 %>90 0 0 0 1 1 %>85 7 4 5 10 13 %>85 10 2 2 4 5 %>80 51 39 27 35 39 %>80 54 17 11 16 18 %>75 94 86 67 69 72 %>75 93 55 34 40 45 %>70 100 99 93 91 93 %>70 100 88 65 69 74 SAVANNAH_GA TALLAHASSEE_FL SAV 0523 0524 0525 0526 0527 TLH 0523 0524 0525 0526 0527 MEAN 80 83 85 85 85 MEAN 82 83 86 87 86 %>100 0 0 0 0 0 %>100 0 0 0 0 0 %>95 0 0 1 1 1 %>95 0 0 1 1 0 %>90 0 3 14 14 14 %>90 0 1 15 18 10 %>85 5 31 53 54 52 %>85 15 24 59 66 59 %>80 49 81 89 90 89 %>80 79 87 94 96 96 %>75 95 99 99 99 99 %>75 100 100 100 100 100 %>70 100 100 100 100 100 %>70 100 100 100 100 100 TAMPA_FL WASHINGTON_DC TPA 0523 0524 0525 0526 0527 DCA 0523 0524 0525 0526 0527 MEAN 87 88 88 89 90 MEAN 79 72 68 69 71 %>100 0 0 0 0 0 %>100 0 0 0 0 0 %>95 2 2 1 5 8 %>95 0 0 0 0 0 %>90 19 27 22 40 47 %>90 0 0 0 0 0 %>85 66 78 84 89 90 %>85 5 0 1 1 1 %>80 96 99 100 100 100 %>80 39 5 4 6 8 %>75 100 100 100 100 100 %>75 86 27 15 20 25 %>70 100 100 100 100 100 %>70 99 68 41 46 53 URL IS WWW.WPC.NCEP.NOAA.GOV $$