Heat Index Forecast Tables
Issued by NWS
Issued by NWS
349
FMUS23 KWNH 211816
PRBEHH
DAYS 3--7 HEAT INDEX FORECAST TABLES
NWS WEATHER PREDICTION CENTER COLLEGE PARK MD
1730 UTC MON SEP 21 2026
MAXIMUM HEAT INDEX (DEG F) AND MAXIMUM HI PROB (%) FRCSTS
AT EASTERN US CITIES - DAYS 3 TO 7 FROM MON SEP 21 2026
AKRON-CANTON_OH ALBANY_NY
CAK 0924 0925 0926 0927 0928 ALB 0924 0925 0926 0927 0928
MAX 64 65 66 69 72 MAX 65 63 63 66 68
%>110 0 0 0 0 0 %>110 0 0 0 0 0
%>105 0 0 0 0 0 %>105 0 0 0 0 0
%>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 3 %>80 0 0 0 1 1
ASHEVILLE_NC ATLANTA_GA
AVL 0924 0925 0926 0927 0928 ATL 0924 0925 0926 0927 0928
MAX 65 69 70 71 72 MAX 78 82 82 82 82
%>110 0 0 0 0 0 %>110 0 0 0 0 0
%>105 0 0 0 0 0 %>105 0 0 0 0 0
%>100 0 0 0 0 0 %>100 0 0 0 0 0
%>95 0 0 0 0 0 %>95 0 3 1 1 0
%>90 0 0 0 0 0 %>90 2 11 9 6 3
%>85 0 0 0 0 0 %>85 12 31 31 29 26
%>80 1 1 1 2 4 %>80 39 59 64 67 69
BALTIMORE_MD BIRMINGHAM_AL
BWI 0924 0925 0926 0927 0928 BHM 0924 0925 0926 0927 0928
MAX 65 66 68 71 72 MAX 87 85 84 85 85
%>110 0 0 0 0 0 %>110 0 0 0 0 0
%>105 0 0 0 0 0 %>105 0 0 0 0 0
%>100 0 0 0 0 0 %>100 2 1 0 0 0
%>95 0 0 0 0 0 %>95 9 5 2 3 3
%>90 0 0 0 0 0 %>90 30 22 13 16 18
%>85 0 0 0 0 0 %>85 60 53 46 47 51
%>80 0 0 0 3 4 %>80 85 82 82 80 84
BOSTON_MA BUFFALO_NY
BOS 0924 0925 0926 0927 0928 BUF 0924 0925 0926 0927 0928
MAX 61 61 62 63 63 MAX 65 65 66 68 71
%>110 0 0 0 0 0 %>110 0 0 0 0 0
%>105 0 0 0 0 0 %>105 0 0 0 0 0
%>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 4
CHARLESTON_SC CHARLESTON_WV
CHS 0924 0925 0926 0927 0928 CRW 0924 0925 0926 0927 0928
MAX 82 78 80 82 83 MAX 69 68 67 70 75
%>110 0 0 0 0 0 %>110 0 0 0 0 0
%>105 0 0 0 0 0 %>105 0 0 0 0 0
%>100 0 0 0 0 0 %>100 0 0 0 0 0
%>95 2 0 1 1 1 %>95 0 0 0 0 0
%>90 8 1 5 5 8 %>90 0 0 0 0 0
%>85 27 9 20 25 35 %>85 0 0 0 0 4
%>80 59 36 51 61 75 %>80 1 0 0 1 18
CHARLOTTE_NC CHICAGO_IL
CLT 0924 0925 0926 0927 0928 ORD 0924 0925 0926 0927 0928
MAX 69 74 76 78 78 MAX 65 65 65 69 73
%>110 0 0 0 0 0 %>110 0 0 0 0 0
%>105 0 0 0 0 0 %>105 0 0 0 0 0
%>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 3 2 6 5 %>85 0 0 0 0 2
%>80 3 15 16 33 33 %>80 0 0 0 1 12
CINCINNATI_OH CLEVELAND_OH
LUK 0924 0925 0926 0927 0928 CLE 0924 0925 0926 0927 0928
MAX 72 70 71 73 78 MAX 65 64 65 68 71
%>110 0 0 0 0 0 %>110 0 0 0 0 0
%>105 0 0 0 0 0 %>105 0 0 0 0 0
%>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 3 %>90 0 0 0 0 0
%>85 0 0 0 1 13 %>85 0 0 0 0 0
%>80 5 0 0 10 36 %>80 0 0 0 0 2
COLUMBIA_SC COLUMBUS_OH
CAE 0924 0925 0926 0927 0928 TZR 0924 0925 0926 0927 0928
MAX 76 78 79 81 82 MAX 67 67 68 70 74
%>110 0 0 0 0 0 %>110 0 0 0 0 0
%>105 0 0 0 0 0 %>105 0 0 0 0 0
%>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 1 2 2 3 3 %>90 0 0 0 0 0
%>85 6 11 12 21 23 %>85 0 0 0 0 2
%>80 23 35 44 60 69 %>80 0 0 0 1 14
DAYTON_OH DETROIT_MI
MGY 0924 0925 0926 0927 0928 DET 0924 0925 0926 0927 0928
MAX 69 68 68 71 76 MAX 64 65 67 68 71
%>110 0 0 0 0 0 %>110 0 0 0 0 0
%>105 0 0 0 0 0 %>105 0 0 0 0 0
%>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 1 %>90 0 0 0 0 0
%>85 0 0 0 0 6 %>85 0 0 0 0 0
%>80 1 0 0 3 23 %>80 0 0 0 0 1
EVANSVILLE_IN GRAND_RAPIDS_MI
EVV 0924 0925 0926 0927 0928 GRR 0924 0925 0926 0927 0928
MAX 78 78 77 80 82 MAX 66 65 66 67 70
%>110 0 0 0 0 0 %>110 0 0 0 0 0
%>105 0 0 0 0 0 %>105 0 0 0 0 0
%>100 0 0 0 0 0 %>100 0 0 0 0 0
%>95 0 0 0 1 3 %>95 0 0 0 0 0
%>90 1 0 1 7 12 %>90 0 0 0 0 0
%>85 8 5 6 23 34 %>85 0 0 0 0 0
%>80 36 30 28 49 63 %>80 0 0 0 0 2
GREENSBORO_NC HUNTSVILLE_AL
GSO 0924 0925 0926 0927 0928 HSV 0924 0925 0926 0927 0928
MAX 65 70 72 75 75 MAX 85 84 82 83 84
%>110 0 0 0 0 0 %>110 0 0 0 0 0
%>105 0 0 0 0 0 %>105 0 0 0 0 0
%>100 0 0 0 0 0 %>100 2 1 0 0 0
%>95 0 0 0 0 0 %>95 7 4 1 2 3
%>90 0 0 0 0 0 %>90 23 16 6 12 15
%>85 0 0 0 1 0 %>85 49 42 30 38 44
%>80 0 2 1 9 9 %>80 75 73 69 72 76
INDIANAPOLIS_IN KNOXVILLE_TN
IND 0924 0925 0926 0927 0928 TYS 0924 0925 0926 0927 0928
MAX 70 69 69 73 78 MAX 78 76 76 77 80
%>110 0 0 0 0 0 %>110 0 0 0 0 0
%>105 0 0 0 0 0 %>105 0 0 0 0 0
%>100 0 0 0 0 0 %>100 0 0 0 0 0
%>95 0 0 0 0 0 %>95 1 0 0 0 1
%>90 0 0 0 0 3 %>90 4 1 1 3 7
%>85 0 0 0 1 13 %>85 15 7 5 12 24
%>80 1 0 0 10 35 %>80 39 26 23 34 51
LEXINGTON_KY LOUISVILLE_KY
LEX 0924 0925 0926 0927 0928 SDF 0924 0925 0926 0927 0928
MAX 74 71 71 75 78 MAX 76 74 73 77 80
%>110 0 0 0 0 0 %>110 0 0 0 0 0
%>105 0 0 0 0 0 %>105 0 0 0 0 0
%>100 0 0 0 0 0 %>100 0 0 0 0 0
%>95 0 0 0 0 0 %>95 0 0 0 0 1
%>90 0 0 0 0 2 %>90 0 0 0 1 7
%>85 0 0 0 2 11 %>85 1 0 0 7 24
%>80 5 1 1 15 36 %>80 14 6 4 28 52
MEMPHIS_TN MIAMI_FL
MEM 0924 0925 0926 0927 0928 MIA 0924 0925 0926 0927 0928
MAX 85 87 85 85 87 MAX 100 99 96 93 93
%>110 0 0 0 0 0 %>110 10 3 1 0 0
%>105 0 0 0 0 0 %>105 27 16 7 2 3
%>100 0 0 0 0 2 %>100 51 44 26 11 13
%>95 2 5 2 3 11 %>95 75 77 58 36 37
%>90 15 26 15 18 33 %>90 91 94 85 71 68
%>85 50 66 47 49 64 %>85 97 99 97 93 90
%>80 85 93 82 81 87 %>80 99 100 100 99 98
MILWAUKEE_WI MOBILE_AL
MKE 0924 0925 0926 0927 0928 MOB 0924 0925 0926 0927 0928
MAX 63 63 63 66 68 MAX 98 93 92 92 91
%>110 0 0 0 0 0 %>110 2 1 0 0 0
%>105 0 0 0 0 0 %>105 11 4 3 3 2
%>100 0 0 0 0 0 %>100 35 15 11 11 10
%>95 0 0 0 0 0 %>95 69 38 32 31 30
%>90 0 0 0 0 0 %>90 92 67 60 59 58
%>85 0 0 0 0 0 %>85 99 88 84 83 83
%>80 0 0 0 0 0 %>80 100 97 96 95 96
NASHVILLE_TN NEW_YORK_CITY_NY
BNA 0924 0925 0926 0927 0928 NYC 0924 0925 0926 0927 0928
MAX 84 82 81 83 84 MAX 65 65 66 69 69
%>110 0 0 0 0 0 %>110 0 0 0 0 0
%>105 0 0 0 0 0 %>105 0 0 0 0 0
%>100 1 0 0 0 1 %>100 0 0 0 0 0
%>95 5 1 0 3 4 %>95 0 0 0 0 0
%>90 18 8 4 13 17 %>90 0 0 0 0 0
%>85 45 31 22 37 44 %>85 0 0 0 0 0
%>80 74 65 57 68 74 %>80 0 0 1 1 1
NORFOLK_VA ORLANDO_FL
ORF 0924 0925 0926 0927 0928 ORL 0924 0925 0926 0927 0928
MAX 72 69 71 73 74 MAX 97 91 88 87 88
%>110 0 0 0 0 0 %>110 0 0 0 0 0
%>105 0 0 0 0 0 %>105 4 0 0 0 0
%>100 0 0 0 0 0 %>100 24 1 0 0 0
%>95 0 0 0 0 0 %>95 66 16 2 3 6
%>90 0 0 0 0 0 %>90 94 57 27 24 35
%>85 0 0 0 0 1 %>85 100 92 78 72 80
%>80 4 1 2 5 9 %>80 100 99 99 97 98
PHILADELPHIA_PA PITTSBURGH_PA
PHL 0924 0925 0926 0927 0928 PIT 0924 0925 0926 0927 0928
MAX 64 65 66 70 71 MAX 63 65 66 69 72
%>110 0 0 0 0 0 %>110 0 0 0 0 0
%>105 0 0 0 0 0 %>105 0 0 0 0 0
%>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 1 2 %>80 0 0 0 0 5
PORTLAND_ME PROVIDENCE_RI
PWM 0924 0925 0926 0927 0928 PVD 0924 0925 0926 0927 0928
MAX 63 63 63 64 64 MAX 63 61 63 64 65
%>110 0 0 0 0 0 %>110 0 0 0 0 0
%>105 0 0 0 0 0 %>105 0 0 0 0 0
%>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 0 %>80 0 0 0 0 0
RALEIGH-DURHAM_NC RICHMOND_VA
RDU 0924 0925 0926 0927 0928 RIC 0924 0925 0926 0927 0928
MAX 69 71 74 76 78 MAX 67 68 70 72 75
%>110 0 0 0 0 0 %>110 0 0 0 0 0
%>105 0 0 0 0 0 %>105 0 0 0 0 0
%>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 2 5 %>85 0 0 0 0 2
%>80 1 3 5 18 30 %>80 0 0 1 4 14
SAVANNAH_GA TALLAHASSEE_FL
SAV 0924 0925 0926 0927 0928 TLH 0924 0925 0926 0927 0928
MAX 84 82 82 83 85 MAX 93 87 87 87 88
%>110 0 0 0 0 0 %>110 0 0 0 0 0
%>105 0 0 0 0 0 %>105 1 0 0 0 0
%>100 0 0 0 0 0 %>100 10 0 1 0 0
%>95 3 1 1 1 2 %>95 35 5 6 4 5
%>90 17 6 7 8 14 %>90 70 27 27 25 30
%>85 46 26 30 36 50 %>85 93 67 62 65 72
%>80 77 62 67 75 86 %>80 99 93 90 92 95
TAMPA_FL WASHINGTON_DC
TPA 0924 0925 0926 0927 0928 DCA 0924 0925 0926 0927 0928
MAX 100 94 91 89 90 MAX 64 66 68 71 73
%>110 7 0 0 0 0 %>110 0 0 0 0 0
%>105 23 3 0 0 0 %>105 0 0 0 0 0
%>100 52 14 3 1 3 %>100 0 0 0 0 0
%>95 80 45 18 11 16 %>95 0 0 0 0 0
%>90 95 80 54 43 53 %>90 0 0 0 0 0
%>85 99 97 88 82 88 %>85 0 0 0 0 0
%>80 100 100 99 98 99 %>80 0 0 0 1 5
URL IS WWW.WPC.NCEP.NOAA.GOV
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