189
FOUS52 KCHS 180231
PFMCHS
POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE CHARLESTON SC
1031 PM EDT SUN MAY 17 2026
SCZ150-180800-
CHARLESTON INTERNATIONAL AIRPORT-CHARLESTON SC
32.91N 80.03W ELEV. 45 FT
1031 PM EDT SUN MAY 17 2026
DATE 05/17/26 MON 05/18/26 TUE 05/19/26 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 66 87 67
TEMP 73 70 68 71 82 85 84 77 72 68 66 70 81 85 85 77 72 69 68 72
DEWPT 68 68 67 69 67 65 65 65 65 66 65 68 66 64 65 65 66 66 66 69
RH 84 93 97 93 61 51 53 67 79 93 97 93 60 50 51 67 81 90 93 90
WIND DIR S S N N SE SE SE SE SE N N N SE SE SE SE SE N N N
WIND SPD 5 3 0 0 5 11 12 9 5 0 0 0 5 10 11 9 4 0 0 0
CLOUDS SC SC SC SC FW CL CL FW FW FW SC SC FW CL FW FW FW FW SC SC
POP 12HR 0 0 0 0 0
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
DATE 05/20 THU 05/21/26 FRI 05/22/26 SAT 05/23/26 SUN 05/24/26
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 90 71 89 71 87 71 87 72 87
TEMP 88 81 73 73 87 81 73 73 84 81 74 73 85 81 74 73 85 80
DEWPT 66 68 70 71 68 69 70 70 70 70 70 71 71 70 71 71 71 70
PWIND DIR S S S SE SE SE S S S
WIND CHAR LT LT LT LT LT LT LT LT LT
AVG CLOUDS SC FW FW FW FW SC SC SC B1 B1 SC B1 B1 B1 B1 B1 B1 B1
POP 12HR 5 0 20 20 40 30 50 20 50
RAIN SHWRS S S S C C S C C C S C C
TSTMS S S C S C S C
GAZ218-180800-
SAVANNAH INTERNATIONAL AIRPORT-INLAND CHATHAM GA
32.12N 81.20W ELEV. 50 FT
1031 PM EDT SUN MAY 17 2026
DATE 05/17/26 MON 05/18/26 TUE 05/19/26 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 85 67 86 68
TEMP 73 71 69 71 81 84 83 77 72 69 67 70 81 85 85 78 72 69 68 71
DEWPT 69 68 66 67 67 66 66 66 66 66 65 67 68 66 67 67 68 66 66 68
RH 87 90 90 87 63 55 57 69 81 90 93 90 65 53 55 69 87 90 93 90
WIND DIR SE S SE E SE SE SE SE SE SE E E E SE SE SE SE SE N N
WIND SPD 4 3 1 1 6 10 11 8 3 2 1 1 5 9 10 6 2 1 0 0
CLOUDS SC FW SC SC FW FW CL FW SC FW FW SC FW FW FW FW SC SC SC SC
POP 12HR 0 0 0 0 0
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
DATE 05/20 THU 05/21/26 FRI 05/22/26 SAT 05/23/26 SUN 05/24/26
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 89 71 89 72 87 72 88 72 88
TEMP 87 82 72 72 87 83 73 74 85 81 74 75 85 81 74 74 85 81
DEWPT 68 69 69 69 69 70 69 69 71 71 70 70 72 72 70 70 72 72
PWIND DIR SE S SE SE SE SE SE S S
WIND CHAR LT LT LT LT LT LT LT LT LT
AVG CLOUDS SC SC SC FW SC SC SC FW B1 B1 B1 SC B1 B1 B1 SC B1 B2
POP 12HR 5 5 20 10 50 20 50 20 60
RAIN SHWRS S C C S S C C S S C L
TSTMS S C C S S C
SCZ150-180800-
CHARLESTON WATERFRONT-CHARLESTON SC
32.78N 79.94W ELEV. 10 FT
1031 PM EDT SUN MAY 17 2026
DATE 05/17/26 MON 05/18/26 TUE 05/19/26 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 71 85 70 85 70
TEMP 74 73 71 73 82 84 83 77 73 71 70 72 81 84 83 77 73 72 70 74
DEWPT 71 70 69 70 71 71 70 68 68 68 67 69 69 70 69 68 68 69 68 70
RH 90 90 93 90 69 65 65 74 84 90 90 90 67 63 63 74 84 90 93 87
WIND DIR S S SE N SE SE SE SE SE SE SE E SE SE SE SE SE SE N N
WIND SPD 3 3 1 0 4 10 10 6 4 3 2 1 5 9 10 5 3 2 0 0
CLOUDS B1 SC SC SC FW FW FW FW FW FW SC SC FW CL FW FW FW FW SC SC
POP 12HR 0 0 0 0 0
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
DATE 05/20 THU 05/21/26 FRI 05/22/26 SAT 05/23/26 SUN 05/24/26
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 88 73 87 74 85 73 85 74 85
TEMP 86 80 74 75 86 81 75 76 84 80 75 75 84 80 75 75 84 80
DEWPT 72 71 71 72 73 71 71 71 74 72 72 72 74 72 72 72 75 72
PWIND DIR S S S SE SE SE S S S
WIND CHAR LT LT LT LT GN LT GN LT GN
AVG CLOUDS SC FW FW FW FW FW FW SC B1 B1 SC B1 B1 B1 B1 B1 B1 B1
POP 12HR 5 0 10 20 40 30 40 30 50
RAIN SHWRS S C C S C C C C C C
TSTMS S C S C S C
SCZ148-180800-
BEAUFORT MARINE CORPS AIR STATION-BEAUFORT SC
32.48N 80.72W ELEV. 37 FT
1031 PM EDT SUN MAY 17 2026
DATE 05/17/26 MON 05/18/26 TUE 05/19/26 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 70 86 68 86 69
TEMP 74 71 70 72 81 85 84 77 72 70 68 71 81 85 84 78 72 70 69 72
DEWPT 70 68 67 68 68 68 68 67 67 66 66 67 68 68 68 68 68 67 67 68
RH 87 90 90 87 65 57 59 71 84 87 93 87 65 57 59 71 87 90 93 87
WIND DIR S S SE N SE SE SE SE SE SE E E E SE SE SE SE N N N
WIND SPD 3 2 1 0 5 10 10 6 3 2 1 1 5 9 9 5 2 0 0 0
CLOUDS SC SC FW FW FW FW CL FW FW FW FW FW FW FW FW FW FW FW SC SC
POP 12HR 0 0 0 0 0
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
DATE 05/20 THU 05/21/26 FRI 05/22/26 SAT 05/23/26 SUN 05/24/26
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 89 71 89 72 87 72 87 73 87
TEMP 88 82 73 74 87 82 74 74 85 82 75 75 85 81 75 74 85 82
DEWPT 69 70 69 70 71 70 70 70 72 71 70 70 73 72 71 70 73 72
PWIND DIR SE S S SE SE SE S S S
WIND CHAR LT LT LT LT LT LT LT LT LT
AVG CLOUDS SC SC SC FW FW FW FW SC B1 B1 SC SC B1 B1 B1 B1 B1 B1
POP 12HR 5 0 10 20 40 20 50 20 50
RAIN SHWRS S C C S S C C S S C C
TSTMS C S C S S C
SCZ043-180800-
WALTERBORO-INLAND COLLETON SC
32.91N 80.67W ELEV. 98 FT
1031 PM EDT SUN MAY 17 2026
DATE 05/17/26 MON 05/18/26 TUE 05/19/26 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 64 89 62 89 63
TEMP 70 67 64 67 81 88 87 77 68 64 62 66 81 88 87 78 69 65 63 68
DEWPT 66 64 63 66 66 62 62 64 63 62 61 65 66 61 62 64 63 62 61 65
RH 87 90 97 97 60 42 43 64 84 93 97 97 60 40 43 62 81 90 93 90
WIND DIR S N N N SE SE SE SE N N N N SE SE SE SE N N N N
WIND SPD 3 0 0 0 4 9 11 8 0 0 0 0 3 6 10 8 0 0 0 0
CLOUDS SC SC B1 B1 FW FW CL CL FW FW SC SC FW CL FW FW FW FW SC SC
POP 12HR 0 0 0 0 0
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
DATE 05/20 THU 05/21/26 FRI 05/22/26 SAT 05/23/26 SUN 05/24/26
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 91 67 91 67 86 67 87 68 87
TEMP 89 83 68 70 89 82 70 70 84 81 70 70 85 80 70 70 85 80
DEWPT 61 66 65 67 64 68 65 67 67 70 66 68 68 70 66 68 68 70
PWIND DIR S S S SE SE SE S S S
WIND CHAR LT LT LT LT LT LT LT LT LT
AVG CLOUDS SC SC FW FW SC B1 SC SC B1 B2 SC B1 B1 B2 B1 B1 B1 B2
POP 12HR 5 0 30 20 60 20 60 20 70
RAIN SHWRS C S S C L S S C L S S C L
TSTMS S C S C S C
GAZ099-180800-
METTER-CANDLER GA
32.40N 82.06W ELEV. 197 FT
1031 PM EDT SUN MAY 17 2026
DATE 05/17/26 MON 05/18/26 TUE 05/19/26 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 90 63 90 64
TEMP 73 69 66 67 81 88 88 80 71 65 63 66 80 88 89 82 73 67 65 69
DEWPT 68 67 66 67 65 62 60 63 65 65 63 66 66 62 61 64 66 66 65 67
RH 84 93100100 58 42 39 56 81100100100 62 42 39 55 79 97100 93
WIND DIR SE SE SE SE SE SE SE SE SE SE E E SE SE SE SE SE SE N N
WIND SPD 5 2 2 2 5 9 11 10 4 2 1 2 3 5 8 9 4 2 0 0
CLOUDS B1 SC B1 B1 FW CL CL CL FW FW B1 B1 FW FW FW FW FW FW SC SC
POP 12HR 0 0 0 10 0
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS
TSTMS
DATE 05/20 THU 05/21/26 FRI 05/22/26 SAT 05/23/26 SUN 05/24/26
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 92 68 92 68 89 68 88 68 88
TEMP 90 85 71 70 89 84 72 71 86 82 72 71 86 81 72 70 86 81
DEWPT 62 65 67 68 64 68 68 68 67 70 69 69 69 71 69 69 69 71
PWIND DIR SE S S SE SE SE S S S
WIND CHAR LT LT LT LT LT LT LT LT LT
AVG CLOUDS SC SC SC SC SC B1 B1 SC B2 B2 B1 B1 B2 B2 B2 B1 B1 B2
POP 12HR 5 5 30 40 60 40 60 30 60
RAIN SHWRS C C S L C S L C S L
TSTMS S C S C S C
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
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