Heat Index Forecast Tables
Issued by NWS
Issued by NWS
240
FMUS23 KWNH 150743
PRBEHL
DAYS 3--7 HEAT INDEX FORECAST TABLES
NWS WEATHER PREDICTION CENTER COLLEGE PARK MD
0741 UTC TUE SEP 15 2026
MINIMUM HEAT INDEX (DEG F) AND MINIMUM HI PROB (%) FRCSTS
AT EASTERN US CITIES - DAYS 3 TO 7 FROM TUE SEP 15 2026
AKRON-CANTON_OH ALBANY_NY
CAK 0918 0919 0920 0921 0922 ALB 0918 0919 0920 0921 0922
MIN 66 60 67 60 55 MIN 61 47 55 53 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 2 0 4 1 1 %>75 0 0 0 0 0
%>70 18 3 24 7 3 %>70 2 0 1 1 1
ASHEVILLE_NC ATLANTA_GA
AVL 0918 0919 0920 0921 0922 ATL 0918 0919 0920 0921 0922
MIN 63 63 63 63 60 MIN 69 71 72 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 0 %>80 0 1 0 0 0
%>75 0 1 0 0 1 %>75 5 15 13 14 9
%>70 6 7 5 4 5 %>70 39 60 77 68 52
BALTIMORE_MD BIRMINGHAM_AL
BWI 0918 0919 0920 0921 0922 BHM 0918 0919 0920 0921 0922
MIN 70 66 69 68 63 MIN 71 71 72 72 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 1 0 1 3 1 %>80 1 4 2 3 2
%>75 11 3 8 14 6 %>75 14 24 23 23 14
%>70 55 19 39 39 18 %>70 61 61 69 66 48
BOSTON_MA BUFFALO_NY
BOS 0918 0919 0920 0921 0922 BUF 0918 0919 0920 0921 0922
MIN 65 53 56 58 55 MIN 59 51 60 54 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 1 0 0 0 0 %>75 0 0 1 0 0
%>70 10 0 0 2 1 %>70 1 0 7 2 0
CHARLESTON_SC CHARLESTON_WV
CHS 0918 0919 0920 0921 0922 CRW 0918 0919 0920 0921 0922
MIN 72 74 75 75 75 MIN 71 67 70 67 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 0 %>85 0 0 0 0 0
%>80 0 3 5 8 7 %>80 0 0 0 1 1
%>75 15 38 50 49 45 %>75 4 3 6 7 3
%>70 68 90 96 92 90 %>70 61 26 49 30 13
CHARLOTTE_NC CHICAGO_IL
CLT 0918 0919 0920 0921 0922 ORD 0918 0919 0920 0921 0922
MIN 66 69 70 70 67 MIN 65 66 64 58 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 1 1 %>80 0 1 0 0 0
%>75 4 8 9 12 8 %>75 1 5 3 1 0
%>70 23 43 49 49 28 %>70 8 23 15 4 2
CINCINNATI_OH CLEVELAND_OH
LUK 0918 0919 0920 0921 0922 CLE 0918 0919 0920 0921 0922
MIN 72 67 70 65 59 MIN 66 61 67 61 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 1 2 1 0 %>80 0 0 1 0 0
%>75 12 9 16 5 2 %>75 2 1 7 2 1
%>70 75 31 54 22 8 %>70 19 6 31 10 4
COLUMBIA_SC COLUMBUS_OH
CAE 0918 0919 0920 0921 0922 TZR 0918 0919 0920 0921 0922
MIN 67 71 72 72 70 MIN 70 64 69 63 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 2 1 %>80 1 0 1 0 0
%>75 2 13 15 22 14 %>75 10 3 10 3 1
%>70 20 62 77 72 55 %>70 48 15 42 15 6
DAYTON_OH DETROIT_MI
MGY 0918 0919 0920 0921 0922 DET 0918 0919 0920 0921 0922
MIN 71 65 70 64 58 MIN 61 61 64 58 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 1 1 0 0 %>80 0 0 1 0 0
%>75 9 6 10 4 1 %>75 0 0 4 1 0
%>70 56 22 47 16 6 %>70 3 4 17 4 1
EVANSVILLE_IN GRAND_RAPIDS_MI
EVV 0918 0919 0920 0921 0922 GRR 0918 0919 0920 0921 0922
MIN 75 73 73 67 62 MIN 55 56 59 50 47
%>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 6 5 5 3 1 %>80 0 0 0 0 0
%>75 50 30 32 12 3 %>75 0 0 1 0 0
%>70 94 73 76 33 13 %>70 0 2 6 1 0
GREENSBORO_NC HUNTSVILLE_AL
GSO 0918 0919 0920 0921 0922 HSV 0918 0919 0920 0921 0922
MIN 65 68 69 69 65 MIN 72 71 72 70 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 1 0 0 0
%>80 1 0 0 1 1 %>80 4 5 4 3 1
%>75 5 4 7 9 6 %>75 26 25 25 19 8
%>70 21 31 37 39 20 %>70 68 60 64 53 32
INDIANAPOLIS_IN KNOXVILLE_TN
IND 0918 0919 0920 0921 0922 TYS 0918 0919 0920 0921 0922
MIN 71 68 70 62 57 MIN 71 70 70 69 66
%>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 1 1 0 %>80 0 0 0 0 0
%>75 9 12 11 3 1 %>75 8 4 6 5 2
%>70 58 35 50 14 5 %>70 58 43 54 41 19
LEXINGTON_KY LOUISVILLE_KY
LEX 0918 0919 0920 0921 0922 SDF 0918 0919 0920 0921 0922
MIN 73 69 71 67 61 MIN 75 71 73 68 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 1 1 3 2 1 %>80 2 3 5 2 1
%>75 24 10 21 11 3 %>75 44 20 30 12 4
%>70 79 40 60 31 12 %>70 95 59 74 36 14
MEMPHIS_TN MIAMI_FL
MEM 0918 0919 0920 0921 0922 MIA 0918 0919 0920 0921 0922
MIN 75 75 75 72 68 MIN 81 80 81 80 80
%>100 0 0 0 0 0 %>100 0 0 0 0 0
%>95 0 0 0 0 0 %>95 1 1 1 1 1
%>90 0 0 0 0 0 %>90 8 7 6 6 8
%>85 1 1 1 1 0 %>85 26 24 22 23 25
%>80 14 11 13 8 2 %>80 54 53 53 53 52
%>75 55 50 50 32 11 %>75 80 80 83 81 79
%>70 90 86 85 66 35 %>70 95 95 97 96 94
MILWAUKEE_WI MOBILE_AL
MKE 0918 0919 0920 0921 0922 MOB 0918 0919 0920 0921 0922
MIN 61 63 60 56 55 MIN 70 73 74 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 0 2 3 2
%>80 0 0 0 0 0 %>80 0 4 11 13 12
%>75 0 1 0 0 0 %>75 8 27 42 42 39
%>70 1 9 4 1 0 %>70 48 74 83 78 74
NASHVILLE_TN NEW_YORK_CITY_NY
BNA 0918 0919 0920 0921 0922 NYC 0918 0919 0920 0921 0922
MIN 75 73 73 70 66 MIN 69 61 65 65 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 6 4 6 4 1 %>80 0 0 0 1 0
%>75 45 30 35 21 7 %>75 3 0 2 5 2
%>70 90 74 77 53 26 %>70 45 4 14 21 8
NORFOLK_VA ORLANDO_FL
ORF 0918 0919 0920 0921 0922 ORL 0918 0919 0920 0921 0922
MIN 69 73 74 75 72 MIN 74 75 75 75 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 1 2 3 7 5 %>80 2 3 5 7 9
%>75 11 42 44 51 31 %>75 39 46 50 52 54
%>70 56 80 83 87 70 %>70 94 95 95 94 94
PHILADELPHIA_PA PITTSBURGH_PA
PHL 0918 0919 0920 0921 0922 PIT 0918 0919 0920 0921 0922
MIN 69 63 66 66 61 MIN 68 61 67 62 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 2 1 %>80 0 0 0 0 0
%>75 3 1 4 9 4 %>75 4 1 2 2 1
%>70 35 8 21 28 13 %>70 29 6 24 11 4
PORTLAND_ME PROVIDENCE_RI
PWM 0918 0919 0920 0921 0922 PVD 0918 0919 0920 0921 0922
MIN 58 46 50 50 48 MIN 65 53 56 59 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 0 0 %>75 1 0 0 1 1
%>70 2 0 0 0 0 %>70 13 0 1 6 3
RALEIGH-DURHAM_NC RICHMOND_VA
RDU 0918 0919 0920 0921 0922 RIC 0918 0919 0920 0921 0922
MIN 65 69 70 71 67 MIN 66 68 69 70 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 0 1 2 2 %>80 0 0 0 3 2
%>75 3 7 11 18 11 %>75 4 5 7 17 9
%>70 18 42 50 59 33 %>70 21 33 41 48 26
SAVANNAH_GA TALLAHASSEE_FL
SAV 0918 0919 0920 0921 0922 TLH 0918 0919 0920 0921 0922
MIN 71 74 75 74 74 MIN 71 73 74 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 4 7 6 4 %>80 0 0 3 3 4
%>75 11 35 46 41 41 %>75 4 19 32 32 35
%>70 66 89 93 90 93 %>70 64 91 86 84 85
TAMPA_FL WASHINGTON_DC
TPA 0918 0919 0920 0921 0922 DCA 0918 0919 0920 0921 0922
MIN 75 76 76 77 77 MIN 69 66 69 68 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 1 1 %>90 0 0 0 0 0
%>85 0 2 3 5 8 %>85 0 0 0 0 0
%>80 9 16 21 25 30 %>80 1 0 1 3 2
%>75 49 56 62 64 66 %>75 11 4 8 14 7
%>70 92 92 93 92 92 %>70 45 24 38 40 19
URL IS WWW.WPC.NCEP.NOAA.GOV
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