Heat Index Forecast Tables
Issued by NWS
Issued by NWS
859
FMUS23 KWNH 080654
PRBEHI
DAYS 3--7 HEAT INDEX FORECAST TABLES
NWS WEATHER PREDICTION CENTER COLLEGE PARK MD
0652 UTC FRI MAY 08 2026
MEAN HEAT INDEX (DEG F) AND MEAN HI PROB (%) FRCSTS
AT EASTERN US CITIES - DAYS 3 TO 7 FROM FRI MAY 08 2026
AKRON-CANTON_OH ALBANY_NY
CAK 0511 0512 0513 0514 0515 ALB 0511 0512 0513 0514 0515
MEAN 47 48 52 54 59 MEAN 48 48 49 51 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 2 %>75 0 0 0 0 0
%>70 0 0 0 0 9 %>70 0 0 0 0 0
ASHEVILLE_NC ATLANTA_GA
AVL 0511 0512 0513 0514 0515 ATL 0511 0512 0513 0514 0515
MEAN 60 53 59 59 60 MEAN 68 61 66 67 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 1
%>75 0 0 0 0 1 %>75 1 0 1 4 10
%>70 1 0 3 3 7 %>70 29 3 15 25 34
BALTIMORE_MD BIRMINGHAM_AL
BWI 0511 0512 0513 0514 0515 BHM 0511 0512 0513 0514 0515
MEAN 56 53 57 59 61 MEAN 67 60 66 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 0 0 0 1 3
%>75 0 0 0 0 0 %>75 1 0 2 7 16
%>70 0 0 1 1 3 %>70 17 1 17 30 45
BOSTON_MA BUFFALO_NY
BOS 0511 0512 0513 0514 0515 BUF 0511 0512 0513 0514 0515
MEAN 49 49 50 51 52 MEAN 45 45 48 51 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 0 0 0 0 0
%>70 0 0 0 0 0 %>70 0 0 0 0 0
CHARLESTON_SC CHARLESTON_WV
CHS 0511 0512 0513 0514 0515 CRW 0511 0512 0513 0514 0515
MEAN 76 65 69 72 71 MEAN 55 52 58 58 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 2 0 0 0 1 %>85 0 0 0 0 0
%>80 19 0 1 4 5 %>80 0 0 0 0 1
%>75 61 1 10 26 24 %>75 0 0 1 1 3
%>70 94 12 40 67 57 %>70 0 0 5 4 13
CHARLOTTE_NC CHICAGO_IL
CLT 0511 0512 0513 0514 0515 ORD 0511 0512 0513 0514 0515
MEAN 67 58 63 64 65 MEAN 47 51 53 57 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 1
%>85 0 0 0 0 0 %>85 0 0 0 0 2
%>80 0 0 0 0 1 %>80 0 0 0 0 6
%>75 3 0 1 2 5 %>75 0 0 0 1 14
%>70 24 0 9 13 21 %>70 0 1 1 5 28
CINCINNATI_OH CLEVELAND_OH
LUK 0511 0512 0513 0514 0515 CLE 0511 0512 0513 0514 0515
MEAN 52 52 59 59 64 MEAN 48 49 54 56 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 1 %>85 0 0 0 0 1
%>80 0 0 0 0 3 %>80 0 0 0 0 2
%>75 0 0 1 1 10 %>75 0 0 0 1 7
%>70 0 0 6 5 25 %>70 0 0 1 3 16
COLUMBIA_SC COLUMBUS_OH
CAE 0511 0512 0513 0514 0515 TZR 0511 0512 0513 0514 0515
MEAN 73 62 66 69 68 MEAN 50 50 56 57 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 2 0 0 1 2 %>80 0 0 0 0 1
%>75 28 0 4 8 12 %>75 0 0 0 0 5
%>70 78 4 23 38 39 %>70 0 0 2 2 15
DAYTON_OH DETROIT_MI
MGY 0511 0512 0513 0514 0515 DET 0511 0512 0513 0514 0515
MEAN 51 51 58 58 63 MEAN 46 48 52 55 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 0 0 0 0 3 %>80 0 0 0 0 0
%>75 0 0 1 1 9 %>75 0 0 0 0 2
%>70 0 0 4 4 23 %>70 0 0 0 0 8
EVANSVILLE_IN GRAND_RAPIDS_MI
EVV 0511 0512 0513 0514 0515 GRR 0511 0512 0513 0514 0515
MEAN 56 58 65 63 69 MEAN 45 46 51 54 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 1 %>90 0 0 0 0 0
%>85 0 0 0 0 3 %>85 0 0 0 0 0
%>80 0 0 1 1 9 %>80 0 0 0 0 1
%>75 0 0 5 4 23 %>75 0 0 0 0 4
%>70 0 2 20 15 45 %>70 0 0 0 1 13
GREENSBORO_NC HUNTSVILLE_AL
GSO 0511 0512 0513 0514 0515 HSV 0511 0512 0513 0514 0515
MEAN 64 56 61 62 63 MEAN 64 59 66 66 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 3
%>75 1 0 1 1 3 %>75 1 0 2 4 14
%>70 10 0 7 6 13 %>70 8 0 19 21 40
INDIANAPOLIS_IN KNOXVILLE_TN
IND 0511 0512 0513 0514 0515 TYS 0511 0512 0513 0514 0515
MEAN 51 52 58 59 65 MEAN 62 56 63 62 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 2 %>85 0 0 0 0 0
%>80 0 0 0 0 5 %>80 0 0 0 0 1
%>75 0 0 1 1 14 %>75 0 0 3 2 6
%>70 0 0 5 5 30 %>70 5 0 13 10 22
LEXINGTON_KY LOUISVILLE_KY
LEX 0511 0512 0513 0514 0515 SDF 0511 0512 0513 0514 0515
MEAN 55 53 61 59 64 MEAN 56 55 63 61 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 2
%>80 0 0 0 0 2 %>80 0 0 1 0 6
%>75 0 0 1 0 8 %>75 0 0 4 2 17
%>70 0 0 6 4 22 %>70 0 0 15 10 35
MEMPHIS_TN MIAMI_FL
MEM 0511 0512 0513 0514 0515 MIA 0511 0512 0513 0514 0515
MEAN 63 62 70 69 73 MEAN 92 88 86 86 85
%>100 0 0 0 0 0 %>100 7 1 0 0 0
%>95 0 0 0 0 0 %>95 29 9 2 3 1
%>90 0 0 0 0 1 %>90 65 37 18 20 12
%>85 0 0 0 0 5 %>85 91 76 61 60 51
%>80 0 0 2 4 17 %>80 99 96 93 92 89
%>75 0 0 15 17 41 %>75 100 100 100 99 99
%>70 4 3 52 46 68 %>70 100 100 100 100 100
MILWAUKEE_WI MOBILE_AL
MKE 0511 0512 0513 0514 0515 MOB 0511 0512 0513 0514 0515
MEAN 44 47 48 52 59 MEAN 76 67 70 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 0 0 0
%>80 0 0 0 0 1 %>80 13 0 1 2 5
%>75 0 0 0 0 3 %>75 68 4 10 34 36
%>70 0 0 0 0 9 %>70 98 27 51 87 82
NASHVILLE_TN NEW_YORK_CITY_NY
BNA 0511 0512 0513 0514 0515 NYC 0511 0512 0513 0514 0515
MEAN 60 58 66 64 68 MEAN 53 52 54 56 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 1 %>85 0 0 0 0 0
%>80 0 0 1 1 5 %>80 0 0 0 0 0
%>75 0 0 6 6 17 %>75 0 0 0 0 0
%>70 1 1 26 19 41 %>70 0 0 0 0 2
NORFOLK_VA ORLANDO_FL
ORF 0511 0512 0513 0514 0515 ORL 0511 0512 0513 0514 0515
MEAN 66 59 64 65 65 MEAN 86 81 80 81 80
%>100 0 0 0 0 0 %>100 0 0 0 0 0
%>95 0 0 0 0 0 %>95 3 0 0 0 0
%>90 0 0 0 0 0 %>90 19 1 1 1 1
%>85 0 0 0 0 0 %>85 59 12 10 13 12
%>80 1 0 0 0 1 %>80 91 57 49 63 55
%>75 5 0 3 4 6 %>75 99 94 89 96 93
%>70 24 0 14 18 22 %>70 100 100 99 100 100
PHILADELPHIA_PA PITTSBURGH_PA
PHL 0511 0512 0513 0514 0515 PIT 0511 0512 0513 0514 0515
MEAN 54 52 54 57 59 MEAN 49 48 53 55 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 2
%>70 0 0 0 0 2 %>70 0 0 1 1 8
PORTLAND_ME PROVIDENCE_RI
PWM 0511 0512 0513 0514 0515 PVD 0511 0512 0513 0514 0515
MEAN 47 47 47 47 48 MEAN 50 50 51 53 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 0 0 0 %>70 0 0 0 0 0
RALEIGH-DURHAM_NC RICHMOND_VA
RDU 0511 0512 0513 0514 0515 RIC 0511 0512 0513 0514 0515
MEAN 67 58 63 64 65 MEAN 61 55 60 62 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 2 %>80 0 0 0 0 1
%>75 5 0 2 3 8 %>75 1 0 0 1 4
%>70 28 0 12 16 24 %>70 6 0 4 6 15
SAVANNAH_GA TALLAHASSEE_FL
SAV 0511 0512 0513 0514 0515 TLH 0511 0512 0513 0514 0515
MEAN 77 68 71 73 72 MEAN 78 71 73 75 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 4 0 0 0 1 %>85 4 0 0 0 1
%>80 26 0 3 6 8 %>80 34 4 5 7 9
%>75 70 5 18 33 31 %>75 82 22 30 46 43
%>70 96 28 54 77 66 %>70 99 60 74 90 82
TAMPA_FL WASHINGTON_DC
TPA 0511 0512 0513 0514 0515 DCA 0511 0512 0513 0514 0515
MEAN 86 82 81 82 82 MEAN 57 53 57 59 61
%>100 0 0 0 0 0 %>100 0 0 0 0 0
%>95 1 0 0 0 0 %>95 0 0 0 0 0
%>90 16 2 1 1 2 %>90 0 0 0 0 0
%>85 57 22 15 15 22 %>85 0 0 0 0 0
%>80 92 71 60 68 72 %>80 0 0 0 0 0
%>75 99 97 94 98 98 %>75 0 0 0 0 1
%>70 100 100 100 100 100 %>70 1 0 2 1 6
URL IS WWW.WPC.NCEP.NOAA.GOV
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