


Heat Index Forecast Tables
Issued by NWS
Issued by NWS
650 FMUS23 KWNH 061608 PRBEHI DAYS 3--7 HEAT INDEX FORECAST TABLES NWS WEATHER PREDICTION CENTER COLLEGE PARK MD 1607 UTC SAT SEP 06 2025 MEAN HEAT INDEX (DEG F) AND MEAN HI PROB (%) FRCSTS AT EASTERN US CITIES - DAYS 3 TO 7 FROM SAT SEP 06 2025 AKRON-CANTON_OH ALBANY_NY CAK 0909 0910 0911 0912 0913 ALB 0909 0910 0911 0912 0913 MEAN 60 64 66 61 60 MEAN 58 60 63 56 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 1 2 2 %>75 0 0 0 0 0 %>70 0 4 15 9 10 %>70 0 0 3 0 0 ASHEVILLE_NC ATLANTA_GA AVL 0909 0910 0911 0912 0913 ATL 0909 0910 0911 0912 0913 MEAN 61 65 67 66 64 MEAN 72 73 75 75 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 0 0 0 0 0 %>85 0 0 0 0 0 %>80 0 0 0 0 0 %>80 2 2 4 7 3 %>75 0 1 1 1 0 %>75 20 27 45 50 32 %>70 1 9 17 16 7 %>70 67 80 93 93 84 BALTIMORE_MD BIRMINGHAM_AL BWI 0909 0910 0911 0912 0913 BHM 0909 0910 0911 0912 0913 MEAN 65 67 70 67 63 MEAN 74 75 76 77 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 3 4 8 14 9 %>75 0 0 5 2 1 %>75 43 53 65 74 59 %>70 2 15 49 24 9 %>70 94 96 98 99 96 BOSTON_MA BUFFALO_NY BOS 0909 0910 0911 0912 0913 BUF 0909 0910 0911 0912 0913 MEAN 61 61 65 59 58 MEAN 60 65 62 56 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 0 0 0 0 %>75 0 0 0 0 0 %>70 0 0 7 0 0 %>70 0 3 4 2 3 CHARLESTON_SC CHARLESTON_WV CHS 0909 0910 0911 0912 0913 CRW 0909 0910 0911 0912 0913 MEAN 73 77 78 77 75 MEAN 64 67 69 68 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 2 3 1 0 %>85 0 0 0 0 0 %>80 2 21 30 21 7 %>80 0 0 0 0 0 %>75 31 66 79 76 47 %>75 0 0 2 2 4 %>70 83 95 98 99 91 %>70 3 17 34 26 25 CHARLOTTE_NC CHICAGO_IL CLT 0909 0910 0911 0912 0913 ORD 0909 0910 0911 0912 0913 MEAN 67 69 72 72 69 MEAN 66 69 69 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 0 0 %>90 0 0 0 0 0 %>85 0 0 0 0 0 %>85 0 0 0 0 0 %>80 0 1 1 1 0 %>80 0 0 1 1 3 %>75 1 12 19 21 8 %>75 1 6 8 7 11 %>70 17 45 73 78 42 %>70 13 44 40 29 32 CINCINNATI_OH CLEVELAND_OH LUK 0909 0910 0911 0912 0913 CLE 0909 0910 0911 0912 0913 MEAN 64 69 71 69 67 MEAN 63 66 66 61 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 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 5 9 7 5 %>75 0 0 1 1 2 %>70 3 40 59 37 25 %>70 0 7 13 7 9 COLUMBIA_SC COLUMBUS_OH CAE 0909 0910 0911 0912 0913 TZR 0909 0910 0911 0912 0913 MEAN 71 74 76 75 73 MEAN 62 67 68 66 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 1 1 0 0 %>85 0 0 0 0 0 %>80 1 10 12 8 2 %>80 0 0 0 0 0 %>75 14 39 55 52 25 %>75 0 1 4 4 3 %>70 60 77 92 93 78 %>70 1 18 34 21 16 DAYTON_OH DETROIT_MI MGY 0909 0910 0911 0912 0913 DET 0909 0910 0911 0912 0913 MEAN 63 68 70 67 66 MEAN 63 68 65 60 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 2 5 5 4 %>75 0 0 1 1 3 %>70 1 31 48 28 21 %>70 0 20 15 6 11 EVANSVILLE_IN GRAND_RAPIDS_MI EVV 0909 0910 0911 0912 0913 GRR 0909 0910 0911 0912 0913 MEAN 67 74 75 73 71 MEAN 61 66 64 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 3 6 3 3 %>80 0 0 0 0 1 %>75 0 37 51 30 22 %>75 0 1 1 1 4 %>70 13 88 95 82 62 %>70 0 14 12 8 14 GREENSBORO_NC HUNTSVILLE_AL GSO 0909 0910 0911 0912 0913 HSV 0909 0910 0911 0912 0913 MEAN 64 68 70 70 66 MEAN 73 74 75 76 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 0 %>90 0 0 0 0 0 %>85 0 0 0 0 0 %>85 0 0 0 0 0 %>80 0 1 0 0 0 %>80 2 6 6 9 5 %>75 0 8 9 7 3 %>75 27 41 47 57 49 %>70 2 36 52 50 20 %>70 82 87 93 96 94 INDIANAPOLIS_IN KNOXVILLE_TN IND 0909 0910 0911 0912 0913 TYS 0909 0910 0911 0912 0913 MEAN 63 70 71 69 67 MEAN 68 70 72 72 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 1 1 %>80 0 1 4 1 0 %>75 0 6 11 8 7 %>75 3 11 25 20 11 %>70 2 45 64 38 30 %>70 32 50 68 72 61 LEXINGTON_KY LOUISVILLE_KY LEX 0909 0910 0911 0912 0913 SDF 0909 0910 0911 0912 0913 MEAN 65 70 71 69 67 MEAN 66 72 73 71 70 %>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 1 %>80 0 1 1 1 1 %>75 0 5 12 7 7 %>75 0 18 26 16 12 %>70 4 44 67 44 30 %>70 9 71 84 65 46 MEMPHIS_TN MIAMI_FL MEM 0909 0910 0911 0912 0913 MIA 0909 0910 0911 0912 0913 MEAN 74 78 79 79 78 MEAN 91 93 92 91 90 %>100 0 0 0 0 0 %>100 3 10 8 7 6 %>95 0 0 0 0 0 %>95 18 33 28 25 21 %>90 0 0 0 0 0 %>90 54 67 61 55 50 %>85 0 1 2 2 1 %>85 86 91 88 84 79 %>80 3 24 35 34 23 %>80 98 99 98 97 95 %>75 33 87 92 89 79 %>75 100 100 100 100 99 %>70 86 100 100 100 99 %>70 100 100 100 100 100 MILWAUKEE_WI MOBILE_AL MKE 0909 0910 0911 0912 0913 MOB 0909 0910 0911 0912 0913 MEAN 65 67 65 64 65 MEAN 82 82 82 82 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 1 1 1 0 %>85 0 0 0 0 0 %>85 13 18 19 20 9 %>80 0 0 0 0 1 %>80 74 72 77 73 59 %>75 0 0 1 1 4 %>75 99 98 99 98 96 %>70 7 14 13 12 19 %>70 100 100 100 100 100 NASHVILLE_TN NEW_YORK_CITY_NY BNA 0909 0910 0911 0912 0913 NYC 0909 0910 0911 0912 0913 MEAN 71 74 75 75 73 MEAN 65 66 69 64 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 3 5 4 2 %>80 0 0 0 0 0 %>75 7 36 46 46 29 %>75 0 0 2 0 0 %>70 57 88 93 95 81 %>70 3 10 37 7 4 NORFOLK_VA ORLANDO_FL ORF 0909 0910 0911 0912 0913 ORL 0909 0910 0911 0912 0913 MEAN 72 73 73 72 69 MEAN 88 88 87 86 85 %>100 0 0 0 0 0 %>100 0 1 0 0 0 %>95 0 0 0 0 0 %>95 5 9 5 2 1 %>90 0 0 0 0 0 %>90 29 34 26 16 13 %>85 0 0 0 0 0 %>85 71 70 66 58 49 %>80 0 0 0 0 0 %>80 95 92 93 92 86 %>75 1 20 18 5 2 %>75 100 99 99 100 99 %>70 83 89 90 82 33 %>70 100 100 100 100 100 PHILADELPHIA_PA PITTSBURGH_PA PHL 0909 0910 0911 0912 0913 PIT 0909 0910 0911 0912 0913 MEAN 64 65 68 66 61 MEAN 61 64 66 63 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 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 2 1 %>75 0 0 0 1 2 %>70 1 12 33 16 7 %>70 0 1 12 10 9 PORTLAND_ME PROVIDENCE_RI PWM 0909 0910 0911 0912 0913 PVD 0909 0910 0911 0912 0913 MEAN 58 59 63 57 56 MEAN 62 62 66 60 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 1 0 0 %>70 0 1 10 1 0 RALEIGH-DURHAM_NC RICHMOND_VA RDU 0909 0910 0911 0912 0913 RIC 0909 0910 0911 0912 0913 MEAN 68 71 73 72 68 MEAN 66 69 71 69 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 2 3 1 0 %>80 0 0 1 0 0 %>75 2 17 27 19 5 %>75 0 7 15 7 4 %>70 27 57 76 73 32 %>70 7 41 64 44 19 SAVANNAH_GA TALLAHASSEE_FL SAV 0909 0910 0911 0912 0913 TLH 0909 0910 0911 0912 0913 MEAN 76 78 79 79 76 MEAN 80 81 82 81 79 %>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 3 2 2 0 %>85 2 8 7 5 1 %>85 9 21 22 20 6 %>80 17 36 41 37 15 %>80 49 63 67 63 42 %>75 55 76 84 83 62 %>75 90 93 95 94 88 %>70 89 96 99 99 95 %>70 99 100 100 100 99 TAMPA_FL WASHINGTON_DC TPA 0909 0910 0911 0912 0913 DCA 0909 0910 0911 0912 0913 MEAN 87 87 87 87 85 MEAN 64 67 70 68 63 %>100 1 1 1 1 0 %>100 0 0 0 0 0 %>95 6 8 7 6 2 %>95 0 0 0 0 0 %>90 27 31 30 27 15 %>90 0 0 0 0 0 %>85 62 66 67 64 52 %>85 0 0 0 0 0 %>80 89 91 92 91 87 %>80 0 0 0 0 0 %>75 98 99 99 99 99 %>75 0 2 7 4 3 %>70 100 100 100 100 100 %>70 2 21 50 30 13 URL IS 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