


Heat Index Forecast Tables
Issued by NWS
Issued by NWS
233 FMUS23 KWNH 100742 PRBEHL DAYS 3--7 HEAT INDEX FORECAST TABLES NWS WEATHER PREDICTION CENTER COLLEGE PARK MD 0740 UTC WED SEP 10 2025 MINIMUM HEAT INDEX (DEG F) AND MINIMUM HI PROB (%) FRCSTS AT EASTERN US CITIES - DAYS 3 TO 7 FROM WED SEP 10 2025 AKRON-CANTON_OH ALBANY_NY CAK 0913 0914 0915 0916 0917 ALB 0913 0914 0915 0916 0917 MIN 53 58 55 54 53 MIN 48 55 54 54 53 %>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 0 0 1 %>70 0 0 0 0 0 ASHEVILLE_NC ATLANTA_GA AVL 0913 0914 0915 0916 0917 ATL 0913 0914 0915 0916 0917 MIN 54 55 57 58 57 MIN 64 63 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 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 2 1 %>70 0 0 0 0 0 %>70 1 1 5 23 18 BALTIMORE_MD BIRMINGHAM_AL BWI 0913 0914 0915 0916 0917 BHM 0913 0914 0915 0916 0917 MIN 60 61 62 61 61 MIN 64 64 65 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 0 0 1 3 3 %>70 1 2 4 2 2 %>70 4 6 13 28 31 BOSTON_MA BUFFALO_NY BOS 0913 0914 0915 0916 0917 BUF 0913 0914 0915 0916 0917 MIN 51 56 58 57 57 MIN 55 58 53 54 53 %>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 1 0 0 1 CHARLESTON_SC CHARLESTON_WV CHS 0913 0914 0915 0916 0917 CRW 0913 0914 0915 0916 0917 MIN 67 66 66 69 69 MIN 55 57 60 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 1 %>80 0 0 0 0 0 %>75 0 0 1 8 9 %>75 0 0 0 0 0 %>70 11 9 16 44 39 %>70 0 0 1 0 0 CHARLOTTE_NC CHICAGO_IL CLT 0913 0914 0915 0916 0917 ORD 0913 0914 0915 0916 0917 MIN 60 59 62 64 62 MIN 66 68 67 64 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 0 0 0 %>80 0 0 0 1 1 %>75 0 0 0 0 0 %>75 2 3 4 4 5 %>70 0 0 3 4 5 %>70 18 27 24 18 18 CINCINNATI_OH CLEVELAND_OH LUK 0913 0914 0915 0916 0917 CLE 0913 0914 0915 0916 0917 MIN 56 61 62 59 58 MIN 58 62 59 58 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 2 4 1 1 %>70 0 5 3 2 2 COLUMBIA_SC COLUMBUS_OH CAE 0913 0914 0915 0916 0917 TZR 0913 0914 0915 0916 0917 MIN 63 61 62 66 65 MIN 54 60 58 56 55 %>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 1 1 %>75 0 0 0 0 0 %>70 0 0 4 17 13 %>70 0 2 2 1 1 DAYTON_OH DETROIT_MI MGY 0913 0914 0915 0916 0917 DET 0913 0914 0915 0916 0917 MIN 56 61 61 57 57 MIN 60 62 57 57 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 1 %>70 0 2 3 1 2 %>70 2 2 2 2 4 EVANSVILLE_IN GRAND_RAPIDS_MI EVV 0913 0914 0915 0916 0917 GRR 0913 0914 0915 0916 0917 MIN 61 65 67 65 63 MIN 58 59 54 54 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 1 2 1 2 %>75 0 0 0 0 0 %>70 2 12 21 14 11 %>70 1 0 1 1 2 GREENSBORO_NC HUNTSVILLE_AL GSO 0913 0914 0915 0916 0917 HSV 0913 0914 0915 0916 0917 MIN 57 57 61 61 59 MIN 61 62 65 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 0 0 0 0 %>75 0 0 0 1 1 %>70 0 0 2 1 1 %>70 0 0 6 15 18 INDIANAPOLIS_IN KNOXVILLE_TN IND 0913 0914 0915 0916 0917 TYS 0913 0914 0915 0916 0917 MIN 59 64 64 61 60 MIN 58 59 62 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 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 7 9 4 5 %>70 0 0 1 4 2 LEXINGTON_KY LOUISVILLE_KY LEX 0913 0914 0915 0916 0917 SDF 0913 0914 0915 0916 0917 MIN 55 60 63 59 58 MIN 58 62 65 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 0 0 0 0 %>75 0 0 0 0 0 %>70 0 2 4 3 2 %>70 0 4 9 5 3 MEMPHIS_TN MIAMI_FL MEM 0913 0914 0915 0916 0917 MIA 0913 0914 0915 0916 0917 MIN 68 67 69 70 68 MIN 78 77 78 80 80 %>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 1 1 2 4 4 %>85 0 0 0 0 0 %>85 8 7 13 19 21 %>80 0 0 0 1 1 %>80 33 28 38 48 53 %>75 2 2 5 11 9 %>75 72 66 72 78 84 %>70 27 24 37 52 35 %>70 95 94 94 95 97 MILWAUKEE_WI MOBILE_AL MKE 0913 0914 0915 0916 0917 MOB 0913 0914 0915 0916 0917 MIN 66 65 64 64 63 MIN 69 69 69 69 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 0 0 %>80 0 0 1 1 2 %>75 0 0 1 1 1 %>75 4 7 8 10 16 %>70 12 10 11 11 11 %>70 33 38 37 40 62 NASHVILLE_TN NEW_YORK_CITY_NY BNA 0913 0914 0915 0916 0917 NYC 0913 0914 0915 0916 0917 MIN 60 62 65 65 63 MIN 61 62 62 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 0 1 1 2 %>75 0 0 0 0 0 %>70 1 3 12 12 11 %>70 0 1 2 2 2 NORFOLK_VA ORLANDO_FL ORF 0913 0914 0915 0916 0917 ORL 0913 0914 0915 0916 0917 MIN 67 65 66 66 65 MIN 74 73 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 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 2 2 3 %>75 1 0 1 2 2 %>75 29 23 23 26 36 %>70 26 7 20 22 19 %>70 95 83 76 76 88 PHILADELPHIA_PA PITTSBURGH_PA PHL 0913 0914 0915 0916 0917 PIT 0913 0914 0915 0916 0917 MIN 58 59 60 59 59 MIN 53 58 56 55 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 2 1 1 %>70 0 0 0 0 0 PORTLAND_ME PROVIDENCE_RI PWM 0913 0914 0915 0916 0917 PVD 0913 0914 0915 0916 0917 MIN 48 52 53 53 53 MIN 51 55 57 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 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 0913 0914 0915 0916 0917 RIC 0913 0914 0915 0916 0917 MIN 59 59 62 62 61 MIN 58 58 61 60 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 0 0 0 %>75 0 0 0 0 0 %>70 0 0 3 3 4 %>70 0 0 3 2 3 SAVANNAH_GA TALLAHASSEE_FL SAV 0913 0914 0915 0916 0917 TLH 0913 0914 0915 0916 0917 MIN 67 66 65 69 69 MIN 68 66 66 68 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 0 1 %>80 0 0 0 0 0 %>75 1 0 0 6 9 %>75 1 0 1 4 10 %>70 15 9 10 38 40 %>70 20 8 16 30 56 TAMPA_FL WASHINGTON_DC TPA 0913 0914 0915 0916 0917 DCA 0913 0914 0915 0916 0917 MIN 74 73 73 73 75 MIN 59 60 62 60 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 1 %>85 0 0 0 0 0 %>80 1 2 4 6 9 %>80 0 0 0 0 0 %>75 30 25 30 35 45 %>75 0 0 0 0 0 %>70 89 77 77 78 88 %>70 0 1 3 2 2 URL IS WWW.WPC.NCEP.NOAA.GOV $$