


Heat Index Forecast Tables
Issued by NWS
Issued by NWS
111 FMUS23 KWNH 011608 PRBEHI DAYS 3--7 HEAT INDEX FORECAST TABLES NWS WEATHER PREDICTION CENTER COLLEGE PARK MD 1606 UTC MON SEP 01 2025 MEAN HEAT INDEX (DEG F) AND MEAN HI PROB (%) FRCSTS AT EASTERN US CITIES - DAYS 3 TO 7 FROM MON SEP 01 2025 AKRON-CANTON_OH ALBANY_NY CAK 0904 0905 0906 0907 0908 ALB 0904 0905 0906 0907 0908 MEAN 63 58 58 55 58 MEAN 67 68 66 59 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 1 0 0 %>75 0 0 0 0 0 %>75 0 3 8 0 0 %>70 1 3 1 0 0 %>70 17 27 25 1 0 ASHEVILLE_NC ATLANTA_GA AVL 0904 0905 0906 0907 0908 ATL 0904 0905 0906 0907 0908 MEAN 67 68 67 65 64 MEAN 77 77 77 74 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 2 4 2 1 %>80 0 0 1 0 0 %>80 14 21 27 13 10 %>75 1 5 9 4 2 %>75 78 66 69 43 39 %>70 15 32 33 19 12 %>70 100 95 94 78 75 BALTIMORE_MD BIRMINGHAM_AL BWI 0904 0905 0906 0907 0908 BHM 0904 0905 0906 0907 0908 MEAN 73 73 72 67 66 MEAN 79 77 77 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 0 0 %>90 0 0 1 0 0 %>85 0 1 3 0 0 %>85 2 3 7 2 2 %>80 0 6 13 0 0 %>80 33 24 27 10 14 %>75 24 31 35 6 1 %>75 89 65 61 34 42 %>70 89 71 64 30 16 %>70 100 92 88 67 76 BOSTON_MA BUFFALO_NY BOS 0904 0905 0906 0907 0908 BUF 0904 0905 0906 0907 0908 MEAN 68 70 71 66 61 MEAN 66 59 58 55 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 1 0 0 %>85 0 0 0 0 0 %>80 0 0 8 0 0 %>80 0 0 0 0 0 %>75 0 8 27 5 0 %>75 2 0 0 0 0 %>70 23 52 59 22 2 %>70 20 1 1 0 0 CHARLESTON_SC CHARLESTON_WV CHS 0904 0905 0906 0907 0908 CRW 0904 0905 0906 0907 0908 MEAN 81 85 87 85 80 MEAN 69 67 66 63 65 %>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 5 21 9 2 %>90 0 0 0 0 0 %>85 11 56 78 55 15 %>85 0 0 0 0 0 %>80 70 97 99 94 51 %>80 0 2 1 0 0 %>75 99 100 100 100 86 %>75 3 9 7 1 3 %>70 100 100 100 100 98 %>70 35 30 26 8 16 CHARLOTTE_NC CHICAGO_IL CLT 0904 0905 0906 0907 0908 ORD 0904 0905 0906 0907 0908 MEAN 75 77 77 73 71 MEAN 56 59 57 58 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 1 5 2 0 %>85 0 0 0 0 0 %>80 2 17 27 13 4 %>80 0 0 0 0 0 %>75 55 67 65 38 23 %>75 0 0 0 0 3 %>70 99 96 92 70 60 %>70 0 1 0 1 14 CINCINNATI_OH CLEVELAND_OH LUK 0904 0905 0906 0907 0908 CLE 0904 0905 0906 0907 0908 MEAN 66 62 62 60 63 MEAN 63 60 59 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 2 1 0 1 %>75 0 0 0 0 0 %>70 11 11 8 1 9 %>70 1 2 0 0 0 COLUMBIA_SC COLUMBUS_OH CAE 0904 0905 0906 0907 0908 TZR 0904 0905 0906 0907 0908 MEAN 78 81 82 79 76 MEAN 64 60 60 57 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 2 2 1 %>90 0 0 0 0 0 %>85 1 8 24 13 5 %>85 0 0 0 0 0 %>80 26 63 71 40 24 %>80 0 0 0 0 0 %>75 88 98 96 74 57 %>75 0 1 0 0 0 %>70 100 100 100 93 86 %>70 4 6 3 0 2 DAYTON_OH DETROIT_MI MGY 0904 0905 0906 0907 0908 DET 0904 0905 0906 0907 0908 MEAN 65 61 61 58 62 MEAN 61 57 57 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 0 0 %>80 0 0 0 0 0 %>75 0 1 0 0 0 %>75 0 0 0 0 0 %>70 5 7 4 0 5 %>70 1 0 0 0 0 EVANSVILLE_IN GRAND_RAPIDS_MI EVV 0904 0905 0906 0907 0908 GRR 0904 0905 0906 0907 0908 MEAN 67 66 65 63 66 MEAN 55 55 53 54 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 1 0 0 1 %>80 0 0 0 0 0 %>75 2 8 3 1 5 %>75 0 0 0 0 0 %>70 21 27 17 7 22 %>70 0 0 0 0 1 GREENSBORO_NC HUNTSVILLE_AL GSO 0904 0905 0906 0907 0908 HSV 0904 0905 0906 0907 0908 MEAN 73 74 73 70 68 MEAN 76 74 73 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 1 0 0 %>90 0 0 0 0 0 %>85 0 1 4 1 0 %>85 0 3 2 0 1 %>80 0 9 15 5 1 %>80 11 15 11 2 6 %>75 18 40 40 21 8 %>75 62 41 34 15 25 %>70 85 80 70 50 34 %>70 97 73 66 46 60 INDIANAPOLIS_IN KNOXVILLE_TN IND 0904 0905 0906 0907 0908 TYS 0904 0905 0906 0907 0908 MEAN 62 61 60 58 61 MEAN 71 70 70 67 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 0 %>80 0 0 0 0 0 %>80 1 4 4 1 2 %>75 0 1 0 0 1 %>75 14 20 20 7 11 %>70 3 6 2 0 5 %>70 67 53 53 30 39 LEXINGTON_KY LOUISVILLE_KY LEX 0904 0905 0906 0907 0908 SDF 0904 0905 0906 0907 0908 MEAN 67 64 64 62 65 MEAN 67 65 64 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 1 0 0 0 %>80 0 1 0 0 1 %>75 1 6 3 0 3 %>75 1 6 3 0 4 %>70 18 20 15 5 17 %>70 21 22 16 6 20 MEMPHIS_TN MIAMI_FL MEM 0904 0905 0906 0907 0908 MIA 0904 0905 0906 0907 0908 MEAN 75 75 72 71 73 MEAN 92 93 92 91 92 %>100 0 0 0 0 0 %>100 9 13 8 3 8 %>95 0 0 0 0 0 %>95 31 36 31 19 29 %>90 0 1 0 0 1 %>90 63 68 66 58 64 %>85 0 5 2 1 3 %>85 88 90 91 90 91 %>80 10 21 10 6 14 %>80 98 98 99 99 99 %>75 52 52 33 24 36 %>75 100 100 100 100 100 %>70 91 82 66 58 65 %>70 100 100 100 100 100 MILWAUKEE_WI MOBILE_AL MKE 0904 0905 0906 0907 0908 MOB 0904 0905 0906 0907 0908 MEAN 54 57 55 57 62 MEAN 85 87 87 82 81 %>100 0 0 0 0 0 %>100 0 0 0 0 0 %>95 0 0 0 0 0 %>95 0 1 1 1 1 %>90 0 0 0 0 0 %>90 9 17 19 6 5 %>85 0 0 0 0 0 %>85 52 69 67 30 24 %>80 0 0 0 0 0 %>80 93 98 96 68 58 %>75 0 0 0 0 2 %>75 100 100 100 93 86 %>70 0 0 0 1 9 %>70 100 100 100 99 98 NASHVILLE_TN NEW_YORK_CITY_NY BNA 0904 0905 0906 0907 0908 NYC 0904 0905 0906 0907 0908 MEAN 72 70 69 67 69 MEAN 71 72 73 67 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 0 0 0 %>85 0 0 2 0 0 %>80 2 5 3 1 3 %>80 0 1 10 0 0 %>75 21 21 15 6 15 %>75 1 22 35 5 0 %>70 68 50 43 28 43 %>70 68 76 70 28 7 NORFOLK_VA ORLANDO_FL ORF 0904 0905 0906 0907 0908 ORL 0904 0905 0906 0907 0908 MEAN 75 79 80 74 72 MEAN 88 89 90 90 89 %>100 0 0 0 0 0 %>100 0 0 1 0 0 %>95 0 0 0 0 0 %>95 6 4 12 7 4 %>90 0 0 0 0 0 %>90 33 37 52 47 36 %>85 0 2 8 1 0 %>85 75 87 91 91 84 %>80 2 41 53 8 1 %>80 96 100 99 100 99 %>75 55 95 94 41 21 %>75 100 100 100 100 100 %>70 99 100 100 84 73 %>70 100 100 100 100 100 PHILADELPHIA_PA PITTSBURGH_PA PHL 0904 0905 0906 0907 0908 PIT 0904 0905 0906 0907 0908 MEAN 71 72 72 66 64 MEAN 66 62 61 57 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 1 5 0 0 %>85 0 0 0 0 0 %>80 0 8 16 1 0 %>80 0 0 0 0 0 %>75 7 30 35 5 1 %>75 1 1 1 0 0 %>70 74 63 60 25 10 %>70 16 9 5 0 1 PORTLAND_ME PROVIDENCE_RI PWM 0904 0905 0906 0907 0908 PVD 0904 0905 0906 0907 0908 MEAN 66 66 67 63 59 MEAN 67 70 71 66 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 1 0 0 %>80 0 0 1 0 0 %>80 0 0 6 1 0 %>75 0 0 6 0 0 %>75 1 7 24 7 0 %>70 2 6 27 5 0 %>70 20 52 55 25 4 RALEIGH-DURHAM_NC RICHMOND_VA RDU 0904 0905 0906 0907 0908 RIC 0904 0905 0906 0907 0908 MEAN 75 78 79 74 71 MEAN 74 76 76 71 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 1 0 0 %>90 0 0 3 0 0 %>85 0 1 9 3 0 %>85 0 2 10 1 0 %>80 2 28 39 15 4 %>80 0 19 28 6 1 %>75 47 85 79 42 23 %>75 31 58 55 24 10 %>70 97 99 97 74 61 %>70 95 90 79 54 39 SAVANNAH_GA TALLAHASSEE_FL SAV 0904 0905 0906 0907 0908 TLH 0904 0905 0906 0907 0908 MEAN 83 86 88 86 82 MEAN 85 87 88 87 86 %>100 0 0 0 0 0 %>100 0 0 0 0 0 %>95 0 0 2 1 0 %>95 0 0 1 1 1 %>90 1 7 27 15 3 %>90 6 14 25 21 12 %>85 23 58 78 67 25 %>85 50 76 82 73 57 %>80 79 98 99 97 68 %>80 94 99 99 98 94 %>75 99 100 100 100 95 %>75 100 100 100 100 100 %>70 100 100 100 100 100 %>70 100 100 100 100 100 TAMPA_FL WASHINGTON_DC TPA 0904 0905 0906 0907 0908 DCA 0904 0905 0906 0907 0908 MEAN 87 89 90 89 89 MEAN 73 73 72 68 66 %>100 0 0 1 1 1 %>100 0 0 0 0 0 %>95 4 7 11 10 10 %>95 0 0 0 0 0 %>90 27 40 50 45 45 %>90 0 0 1 0 0 %>85 72 84 89 86 84 %>85 0 1 5 0 0 %>80 96 99 99 99 98 %>80 2 10 16 1 0 %>75 100 100 100 100 100 %>75 32 36 37 8 2 %>70 100 100 100 100 100 %>70 86 72 63 33 20 URL IS WWW.WPC.NCEP.NOAA.GOV $$