564
FOUS52 KCHS 101811
PFMCHS
POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE CHARLESTON SC
211 PM EDT SUN MAY 10 2026
SCZ150-110800-
CHARLESTON INTERNATIONAL AIRPORT-CHARLESTON SC
32.91N 80.03W ELEV. 45 FT
211 PM EDT SUN MAY 10 2026
DATE 05/10/26 MON 05/11/26 TUE 05/12/26 WED
EDT 3HRLY 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12
MIN/MAX 65 88 60 77 60
TEMP 83 76 71 67 66 69 82 85 83 75 70 66 62 62 69 74 74 68 64 62 61 66
DEWPT 63 64 65 66 66 68 69 66 67 66 64 61 59 58 56 53 53 53 55 56 56 60
RH 51 66 81 97100 97 65 53 59 74 81 84 90 87 63 48 48 59 73 81 84 81
WIND DIR SW S S SW SW N W SW S S NE NE NE NE NE E E E E E E E
WIND SPD 9 9 5 4 1 0 4 6 8 5 8 10 11 11 12 12 13 10 6 4 3 3
CLOUDS FW SC SC B1 B2 B1 SC B2 B2 B2 B2 OV B2 B1 SC SC SC FW FW FW FW FW
POP 12HR 5 70 40 20 0
QPF 12HR 0 0.42 0.21 0.08 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS L L C S S
TSTMS C C S
DATE 05/13 THU 05/14/26 FRI 05/15/26 SAT 05/16/26 SUN 05/17/26
EDT 6HRLY 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MAX/MIN 82 64 85 58 82 62 87 66 90
TEMP 79 74 68 67 82 77 63 61 79 74 64 66 84 77 69 69 87 79
DEWPT 59 61 64 64 56 54 51 51 50 54 58 62 58 59 63 65 63 64
PWIND DIR SE SW NW N E S S S S
WIND CHAR GN LT LT LT LT LT LT LT LT
AVG CLOUDS SC SC SC B1 SC FW FW CL CL CL FW FW FW SC SC SC SC SC
POP 12HR 20 30 10 0 0 0 0 0 5
RAIN SHWRS S S C
TSTMS S S
GAZ218-110800-
SAVANNAH INTERNATIONAL AIRPORT-INLAND CHATHAM GA
32.12N 81.20W ELEV. 50 FT
211 PM EDT SUN MAY 10 2026
DATE 05/10/26 MON 05/11/26 TUE 05/12/26 WED
EDT 3HRLY 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12
MIN/MAX 67 88 64 77 62
TEMP 85 79 72 69 67 69 81 86 84 77 72 68 65 64 71 75 75 70 66 64 63 66
DEWPT 65 66 67 67 66 67 70 68 69 69 66 64 62 61 61 59 59 58 58 58 58 61
RH 51 64 84 93 97 93 69 55 61 76 81 87 90 90 71 58 58 66 75 81 84 84
WIND DIR SW S S S SW N W SW W NW N NE NE NE NE E E E E E E E
WIND SPD 5 4 3 2 1 0 3 4 5 2 2 5 8 10 11 10 11 8 4 3 2 2
CLOUDS SC SC B1 SC B2 B1 SC B1 B2 B2 B2 OV OV B2 B1 B1 SC SC FW FW FW SC
POP 12HR 5 70 40 20 5
QPF 12HR 0 0.21 0.07 0.10 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C C L C S S S S S S
TSTMS S C C C
DATE 05/13 THU 05/14/26 FRI 05/15/26 SAT 05/16/26 SUN 05/17/26
EDT 6HRLY 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MAX/MIN 83 65 86 60 83 62 87 67 90
TEMP 81 77 68 68 83 79 64 62 80 76 64 66 85 80 69 69 88 81
DEWPT 61 64 64 63 57 54 51 52 54 58 59 61 60 62 63 64 64 65
PWIND DIR SE SW NW N E S S S S
WIND CHAR LT LT LT LT LT LT LT LT LT
AVG CLOUDS SC SC FW FW FW FW CL FW FW FW FW FW SC SC SC FW SC FW
POP 12HR 20 10 5 0 0 0 0 0 5
RAIN SHWRS S
SCZ150-110800-
CHARLESTON WATERFRONT-CHARLESTON SC
32.78N 79.94W ELEV. 10 FT
211 PM EDT SUN MAY 10 2026
DATE 05/10/26 MON 05/11/26 TUE 05/12/26 WED
EDT 3HRLY 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12
MIN/MAX 68 87 63 75 64
TEMP 81 75 72 70 68 71 82 85 82 75 71 67 64 64 70 73 73 69 67 66 65 68
DEWPT 67 67 68 68 68 70 72 71 71 69 66 64 61 60 60 59 58 57 59 59 59 62
RH 63 76 87 93100 97 72 63 69 82 84 90 90 87 71 62 59 66 75 78 81 81
WIND DIR S S SW SW SW W SW S S S NE NE NE NE NE E E E E E E E
WIND SPD 10 6 4 3 2 2 3 8 8 4 4 9 11 11 13 14 14 9 6 4 3 3
CLOUDS FW SC SC B1 B1 B2 SC B2 B2 B2 B2 OV OV B1 B1 SC FW SC FW FW SC SC
POP 12HR 5 70 40 20 0
QPF 12HR 0 0.48 0.19 0.07 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS L L C S S
TSTMS C C S
HEAT INDEX 90
MAX HEAT 90 90
DATE 05/13 THU 05/14/26 FRI 05/15/26 SAT 05/16/26 SUN 05/17/26
EDT 6HRLY 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MAX/MIN 80 67 84 61 81 65 85 69 87
TEMP 78 74 70 69 82 77 66 63 79 74 68 69 83 77 72 72 85 79
DEWPT 64 65 66 65 62 59 55 54 56 59 61 63 64 63 65 67 68 67
PWIND DIR SE SW W NE E S S S S
WIND CHAR LT LT LT LT LT LT GN LT GN
AVG CLOUDS SC FW FW B1 SC FW FW FW CL CL FW FW FW SC SC SC SC SC
POP 12HR 10 40 10 0 0 0 0 0 0
RAIN SHWRS S C
TSTMS S S
SCZ148-110800-
BEAUFORT MARINE CORPS AIR STATION-BEAUFORT SC
32.48N 80.72W ELEV. 37 FT
211 PM EDT SUN MAY 10 2026
DATE 05/10/26 MON 05/11/26 TUE 05/12/26 WED
EDT 3HRLY 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12
MIN/MAX 68 88 63 77 63
TEMP 83 76 72 70 68 70 82 86 83 76 72 68 65 64 71 75 75 70 67 65 64 67
DEWPT 66 67 68 67 67 68 70 69 70 69 66 64 61 60 60 59 59 58 58 58 59 61
RH 57 74 87 90 97 93 67 57 65 79 81 87 87 87 68 58 58 66 73 78 84 81
WIND DIR S S S SW SW W W SW S W NE NE NE NE NE E E E E E E E
WIND SPD 6 5 3 2 1 1 3 5 5 3 2 8 10 11 11 10 11 8 4 3 2 2
CLOUDS SC B1 B2 B1 B2 B1 B1 B1 B2 B2 B2 OV OV B2 B1 SC FW FW FW FW FW FW
POP 12HR 5 70 40 20 5
QPF 12HR 0 0.30 0.04 0.07 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C L C S S
TSTMS C C C
HEAT INDEX 90
MAX HEAT 90 91
DATE 05/13 THU 05/14/26 FRI 05/15/26 SAT 05/16/26 SUN 05/17/26
EDT 6HRLY 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MAX/MIN 82 66 86 61 82 65 86 68 89
TEMP 80 76 70 68 83 78 65 63 80 75 66 68 84 78 71 71 87 80
DEWPT 63 65 65 64 59 56 52 52 55 59 61 62 62 63 64 65 66 66
PWIND DIR SE SW NW N E S S S S
WIND CHAR LT LT LT LT LT LT LT LT LT
AVG CLOUDS SC SC FW SC FW FW CL CL CL FW FW FW FW SC SC SC SC FW
POP 12HR 20 20 5 0 0 0 0 0 5
RAIN SHWRS S S
SCZ043-110800-
WALTERBORO-INLAND COLLETON SC
32.91N 80.67W ELEV. 98 FT
211 PM EDT SUN MAY 10 2026
DATE 05/10/26 MON 05/11/26 TUE 05/12/26 WED
EDT 3HRLY 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12
MIN/MAX 61 87 57 76 55
TEMP 86 79 69 64 62 66 81 85 83 74 68 63 59 59 69 75 76 68 61 57 56 61
DEWPT 59 64 64 63 62 65 68 63 65 66 63 59 56 57 56 51 52 54 54 54 53 57
RH 40 60 84 97100 97 65 48 55 76 84 87 90 93 63 43 43 61 78 90 90 87
WIND DIR W SW S N N N W W NW N NE NE NE NE NE E E E E N N N
WIND SPD 5 4 2 0 0 0 4 6 5 3 5 8 9 10 10 9 8 6 3 0 0 0
CLOUDS FW SC SC B1 SC SC SC B1 B2 B2 OV OV B1 B1 SC SC SC FW FW FW FW SC
POP 12HR 5 60 30 20 0
QPF 12HR 0 0.20 0.05 0.06 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C L C S S
TSTMS C C S
DATE 05/13 THU 05/14/26 FRI 05/15/26 SAT 05/16/26 SUN 05/17/26
EDT 6HRLY 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MAX/MIN 82 60 83 54 81 57 86 62 90
TEMP 80 74 64 63 81 76 59 57 79 74 59 61 84 79 65 66 88 81
DEWPT 56 62 61 61 52 51 48 50 49 56 56 59 56 60 60 62 61 64
PWIND DIR S SW NW N SE N S S S
WIND CHAR LT LT LT LT LT LT LT LT LT
AVG CLOUDS SC FW SC SC SC FW FW CL CL CL FW FW FW SC SC SC SC SC
POP 12HR 10 20 5 0 0 0 0 0 5
RAIN SHWRS S S
GAZ099-110800-
METTER-CANDLER GA
32.40N 82.06W ELEV. 197 FT
211 PM EDT SUN MAY 10 2026
DATE 05/10/26 MON 05/11/26 TUE 05/12/26 WED
EDT 3HRLY 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12
MIN/MAX 63 88 61 79 57
TEMP 84 78 71 66 64 67 81 86 85 77 70 67 63 63 71 77 78 72 64 60 58 62
DEWPT 60 63 64 64 64 65 67 64 63 64 63 61 59 58 58 56 55 56 56 57 57 58
RH 44 60 79 93100 93 63 48 48 64 78 81 87 84 63 48 45 57 75 90 96 87
WIND DIR W W N SW SW SW W W NW N NE NE NE NE NE E E SE E E E E
WIND SPD 5 1 0 1 1 1 3 8 8 2 2 8 8 10 11 9 8 5 3 2 2 2
CLOUDS SC SC SC SC SC B1 SC SC B1 B1 B2 B2 B2 B2 SC SC SC FW FW FW FW SC
POP 12HR 5 50 30 20 0
QPF 12HR 0 0.03 0 0.03 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S C S S S S
TSTMS S C S
DATE 05/13 THU 05/14/26 FRI 05/15/26 SAT 05/16/26 SUN 05/17/26
EDT 6HRLY 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MAX/MIN 84 61 84 56 83 58 88 62 91
TEMP 82 77 66 64 81 77 61 58 80 77 62 62 86 82 67 66 89 84
DEWPT 58 59 61 59 50 48 48 48 49 51 56 58 55 56 60 62 59 60
PWIND DIR S SW NW N SE S SW S SW
WIND CHAR LT LT GN LT LT LT LT LT LT
AVG CLOUDS SC SC SC SC FW CL CL CL FW FW FW FW SC SC SC SC SC FW
POP 12HR 20 20 0 0 0 0 0 0 10
RAIN SHWRS S S
PRODUCT KEY...
--- CLOUD COVER ---
CODE PERCENTAGE SKY COVER DAY/NIGHT
CL 0 TO <=5 PERCENT SUNNY/CLEAR
FW >5 TO <=25 PERCENT SUNNY/MOSTLY CLEAR
SC >25 TO <=50 PERCENT PARTLY CLOUDY
B1 >50 TO <=69 PERCENT MOSTLY CLOUDY
B2 >69 TO <=87 PERCENT MOSTLY CLOUDY
OV >87 TO 100 PERCENT CLOUDY
--- OBSTRUCTIONS TO VISIBILITY --- --- WEATHER COVERAGE ---
CODE TYPE CODE QUALIFYING TERM
F FOG S SLIGHT
PF PATCHY FOG C CHANCE
F+ DENSE FOG L LIKELY
PF+ PATCHY DENSE FOG O OCCASIONAL
H HAZE D DEFINITE
BS BLOWING SNOW
K SMOKE
BD BLOWING DUST
AF VOLCANIC ASHFALL
--- EXTENDED WIND FORECAST CHARACTER ---
12-HR MAX SUSTAINED
CODE WIND CHARACTER WIND SPEED
LT LIGHT < 8 MPH
GN GENTLE 8-14 MPH
BZ BREEZY 15-22 MPH
WY WINDY 23-30 MPH
VW VERY WINDY 31-39 MPH
SD STRONG/DAMAGING >=40 MPH
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page