


Heat Index Forecast Tables
Issued by NWS
Issued by NWS
596 FMUS23 KWNH 310746 PRBEHL DAYS 3--7 HEAT INDEX FORECAST TABLES NWS WEATHER PREDICTION CENTER COLLEGE PARK MD 0743 UTC SUN AUG 31 2025 MINIMUM HEAT INDEX (DEG F) AND MINIMUM HI PROB (%) FRCSTS AT EASTERN US CITIES - DAYS 3 TO 7 FROM SUN AUG 31 2025 AKRON-CANTON_OH ALBANY_NY CAK 0903 0904 0905 0906 0907 ALB 0903 0904 0905 0906 0907 MIN 52 57 46 47 47 MIN 53 56 60 52 49 %>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 0 %>70 0 0 2 1 0 ASHEVILLE_NC ATLANTA_GA AVL 0903 0904 0905 0906 0907 ATL 0903 0904 0905 0906 0907 MIN 55 57 56 51 52 MIN 62 64 63 60 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 1 1 1 %>70 0 0 0 0 0 %>70 1 5 9 7 5 BALTIMORE_MD BIRMINGHAM_AL BWI 0903 0904 0905 0906 0907 BHM 0903 0904 0905 0906 0907 MIN 59 63 64 59 57 MIN 64 65 61 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 0 %>85 0 0 0 0 0 %>80 0 0 0 0 0 %>80 0 0 0 0 0 %>75 0 0 2 1 0 %>75 0 0 1 2 1 %>70 1 6 15 6 3 %>70 7 10 8 9 5 BOSTON_MA BUFFALO_NY BOS 0903 0904 0905 0906 0907 BUF 0903 0904 0905 0906 0907 MIN 56 60 63 61 56 MIN 54 59 50 49 48 %>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 2 0 %>75 0 0 0 0 0 %>70 0 0 1 9 2 %>70 0 2 0 0 0 CHARLESTON_SC CHARLESTON_WV CHS 0903 0904 0905 0906 0907 CRW 0903 0904 0905 0906 0907 MIN 68 70 72 71 72 MIN 58 60 53 50 51 %>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 0 %>85 0 0 0 0 0 %>80 0 0 1 6 4 %>80 0 0 0 0 0 %>75 3 12 23 26 25 %>75 0 0 0 0 0 %>70 27 52 72 60 64 %>70 0 0 1 0 0 CHARLOTTE_NC CHICAGO_IL CLT 0903 0904 0905 0906 0907 ORD 0903 0904 0905 0906 0907 MIN 60 62 65 60 60 MIN 60 49 47 50 50 %>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 1 %>75 0 0 0 0 0 %>70 1 4 12 6 5 %>70 1 0 0 0 0 CINCINNATI_OH CLEVELAND_OH LUK 0903 0904 0905 0906 0907 CLE 0903 0904 0905 0906 0907 MIN 59 59 47 50 51 MIN 57 59 49 51 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 0 0 0 %>70 0 2 0 0 0 COLUMBIA_SC COLUMBUS_OH CAE 0903 0904 0905 0906 0907 TZR 0903 0904 0905 0906 0907 MIN 61 64 68 65 65 MIN 55 58 45 48 48 %>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 0 0 %>75 0 1 3 5 5 %>75 0 0 0 0 0 %>70 2 11 30 21 19 %>70 0 1 0 0 0 DAYTON_OH DETROIT_MI MGY 0903 0904 0905 0906 0907 DET 0903 0904 0905 0906 0907 MIN 57 58 45 48 49 MIN 58 56 47 50 48 %>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 0 %>70 1 2 0 0 0 EVANSVILLE_IN GRAND_RAPIDS_MI EVV 0903 0904 0905 0906 0907 GRR 0903 0904 0905 0906 0907 MIN 60 57 47 51 54 MIN 53 49 43 47 44 %>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 1 4 0 0 0 %>70 0 0 0 0 0 GREENSBORO_NC HUNTSVILLE_AL GSO 0903 0904 0905 0906 0907 HSV 0903 0904 0905 0906 0907 MIN 57 60 63 57 57 MIN 64 64 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 1 1 0 %>75 0 0 1 1 0 %>70 0 2 7 4 3 %>70 2 2 3 3 1 INDIANAPOLIS_IN KNOXVILLE_TN IND 0903 0904 0905 0906 0907 TYS 0903 0904 0905 0906 0907 MIN 57 55 45 49 50 MIN 61 62 56 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 0 0 0 0 %>75 0 0 0 0 0 %>70 0 2 0 0 0 %>70 0 0 1 1 0 LEXINGTON_KY LOUISVILLE_KY LEX 0903 0904 0905 0906 0907 SDF 0903 0904 0905 0906 0907 MIN 59 59 46 48 51 MIN 60 59 47 51 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 2 0 0 0 %>70 0 2 0 0 0 MEMPHIS_TN MIAMI_FL MEM 0903 0904 0905 0906 0907 MIA 0903 0904 0905 0906 0907 MIN 65 64 56 58 61 MIN 82 83 83 83 81 %>100 0 0 0 0 0 %>100 0 0 0 0 0 %>95 0 0 0 0 0 %>95 1 3 2 3 2 %>90 0 0 0 0 0 %>90 9 14 14 15 11 %>85 0 0 0 0 0 %>85 31 38 39 39 30 %>80 0 0 0 0 0 %>80 60 65 65 65 56 %>75 0 0 0 1 0 %>75 85 86 86 86 78 %>70 4 7 2 4 4 %>70 97 97 97 96 92 MILWAUKEE_WI MOBILE_AL MKE 0903 0904 0905 0906 0907 MOB 0903 0904 0905 0906 0907 MIN 60 47 47 49 50 MIN 69 71 71 69 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 1 2 3 1 %>75 0 0 0 0 0 %>75 7 14 16 15 10 %>70 2 0 0 0 0 %>70 43 59 54 41 33 NASHVILLE_TN NEW_YORK_CITY_NY BNA 0903 0904 0905 0906 0907 NYC 0903 0904 0905 0906 0907 MIN 62 62 51 53 55 MIN 61 64 66 61 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 3 2 0 %>70 1 2 1 1 0 %>70 1 6 22 9 4 NORFOLK_VA ORLANDO_FL ORF 0903 0904 0905 0906 0907 ORL 0903 0904 0905 0906 0907 MIN 65 68 71 69 68 MIN 76 76 76 76 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 0 0 %>90 0 0 0 0 0 %>85 0 0 0 0 0 %>85 0 0 0 1 1 %>80 0 0 0 1 1 %>80 2 4 9 14 17 %>75 1 4 10 11 9 %>75 70 62 61 66 70 %>70 11 34 64 44 36 %>70 100 99 97 97 98 PHILADELPHIA_PA PITTSBURGH_PA PHL 0903 0904 0905 0906 0907 PIT 0903 0904 0905 0906 0907 MIN 58 61 64 57 55 MIN 53 59 50 49 49 %>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 3 2 1 %>75 0 0 0 0 0 %>70 0 2 15 6 3 %>70 0 0 0 0 0 PORTLAND_ME PROVIDENCE_RI PWM 0903 0904 0905 0906 0907 PVD 0903 0904 0905 0906 0907 MIN 54 56 59 58 53 MIN 56 59 63 60 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 0 %>75 0 0 0 3 1 %>70 0 0 1 3 1 %>70 0 0 3 10 3 RALEIGH-DURHAM_NC RICHMOND_VA RDU 0903 0904 0905 0906 0907 RIC 0903 0904 0905 0906 0907 MIN 59 62 66 62 60 MIN 57 60 65 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 1 3 2 %>75 0 0 2 3 2 %>70 0 2 16 11 9 %>70 0 3 15 10 7 SAVANNAH_GA TALLAHASSEE_FL SAV 0903 0904 0905 0906 0907 TLH 0903 0904 0905 0906 0907 MIN 67 70 71 70 72 MIN 69 70 72 71 72 %>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 3 4 %>80 0 0 1 2 3 %>75 3 8 15 19 25 %>75 4 10 16 17 24 %>70 26 51 66 51 66 %>70 41 52 72 59 69 TAMPA_FL WASHINGTON_DC TPA 0903 0904 0905 0906 0907 DCA 0903 0904 0905 0906 0907 MIN 77 78 79 78 78 MIN 59 62 64 58 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 1 1 1 1 %>90 0 0 0 0 0 %>85 2 7 10 7 7 %>85 0 0 0 0 0 %>80 17 32 38 32 32 %>80 0 0 0 0 0 %>75 65 71 76 72 74 %>75 0 0 2 1 0 %>70 96 94 96 95 96 %>70 1 4 14 5 3 URL IS WWW.WPC.NCEP.NOAA.GOV $$