738  
FOUS52 KCHS 132136  
PFMCHS  
 
POINT FORECAST MATRICES  
NATIONAL WEATHER SERVICE CHARLESTON SC  
536 PM EDT WED MAY 13 2026  
 
SCZ150-140800-  
CHARLESTON INTERNATIONAL AIRPORT-CHARLESTON SC  
32.91N 80.03W ELEV. 45 FT  
536 PM EDT WED MAY 13 2026  
 
DATE 05/13/26 THU 05/14/26 FRI 05/15/26 SAT  
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 83 54 82 60  
TEMP 74 67 65 63 64 75 81 82 75 65 60 56 58 71 79 81 74 65 62 62 66  
DEWPT 64 64 63 61 60 57 51 48 47 45 43 42 45 45 45 47 50 56 58 59 62  
RH 71 90 93 93 87 54 35 31 37 48 53 59 62 39 30 30 43 73 87 90 87  
WIND DIR SE N SW W NW N NW NW NW N N N NE NE S S S S S N N  
WIND SPD 4 0 4 6 9 10 9 10 6 5 6 8 9 6 3 8 9 5 4 0 0  
CLOUDS FW FW SC SC CL CL FW CL CL CL CL CL CL CL CL FW FW FW FW FW FW  
POP 12HR 5 0 0 0 0  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS  
 
DATE 05/16 SUN 05/17/26 MON 05/18/26 TUE 05/19/26 WED 05/20/26  
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 86 67 84 67 84 67 83 68 84  
TEMP 84 78 69 69 83 77 69 70 83 76 69 70 82 76 69 70 83 77  
DEWPT 58 61 65 67 64 65 66 67 65 65 66 67 65 65 66 67 65 66  
PWIND DIR S S S SE SE SE SE SE S  
WIND CHAR GN LT LT LT LT LT LT LT LT  
AVG CLOUDS FW FW FW SC SC SC SC FW SC SC FW FW SC FW FW SC SC SC  
POP 12HR 0 0 5 0 10 5 20 5 20  
RAIN SHWRS S S S  
TSTMS S  
 
 
GAZ218-140800-  
SAVANNAH INTERNATIONAL AIRPORT-INLAND CHATHAM GA  
32.12N 81.20W ELEV. 50 FT  
536 PM EDT WED MAY 13 2026  
 
DATE 05/13/26 THU 05/14/26 FRI 05/15/26 SAT  
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 62 83 56 81 61  
TEMP 75 68 65 63 64 75 81 83 77 67 61 57 58 72 79 81 74 66 63 62 66  
DEWPT 66 64 62 61 60 60 53 50 51 48 47 45 47 52 52 54 56 59 60 60 63  
RH 74 87 90 93 87 60 38 32 40 50 60 64 67 49 39 39 53 78 90 93 90  
WIND DIR NE SW W W NW NW NW NW NW NW N N NE NE E SE SE SE SE N N  
WIND SPD 2 1 2 4 6 6 8 9 3 3 3 4 6 6 5 8 6 3 2 0 0  
CLOUDS FW FW CL FW CL CL CL CL CL CL CL CL CL CL FW FW FW FW FW FW FW  
POP 12HR 0 0 0 0 0  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS  
 
DATE 05/16 SUN 05/17/26 MON 05/18/26 TUE 05/19/26 WED 05/20/26  
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 86 68 84 68 83 68 83 68 84  
TEMP 85 79 70 71 84 77 70 71 83 77 70 71 82 76 69 70 83 77  
DEWPT 62 65 66 66 66 67 66 66 66 66 66 66 67 67 66 66 67 67  
PWIND DIR SE SE SE SE SE SE SE SE SE  
WIND CHAR LT LT LT LT LT LT LT LT LT  
AVG CLOUDS FW FW FW SC B1 SC SC FW FW FW FW FW SC SC SC FW SC SC  
POP 12HR 0 0 10 5 10 0 20 0 20  
RAIN SHWRS S S S  
TSTMS S  
 
 
SCZ150-140800-  
CHARLESTON WATERFRONT-CHARLESTON SC  
32.78N 79.94W ELEV. 10 FT  
536 PM EDT WED MAY 13 2026  
 
DATE 05/13/26 THU 05/14/26 FRI 05/15/26 SAT  
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 83 58 80 64  
TEMP 73 69 67 66 66 76 81 83 77 68 63 60 60 72 78 79 73 68 66 65 70  
DEWPT 67 66 65 64 62 61 58 54 53 50 48 48 49 50 52 54 56 59 61 61 63  
RH 81 90 93 93 87 60 46 37 43 52 58 64 67 46 40 42 55 73 84 87 78  
WIND DIR E SW W W NW NW NW NW NW N N N N NE SE S S S S S S  
WIND SPD 3 1 3 5 8 9 8 8 4 3 4 8 8 6 5 9 5 4 3 2 1  
CLOUDS SC FW FW SC CL CL FW CL CL CL CL FW CL CL CL FW FW FW FW FW FW  
POP 12HR 0 0 0 0 0  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS  
 
DATE 05/16 SUN 05/17/26 MON 05/18/26 TUE 05/19/26 WED 05/20/26  
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 70 82 70 82 70 81 70 82  
TEMP 83 77 72 72 82 76 71 72 82 76 71 72 81 75 71 72 82 76  
DEWPT 65 65 67 68 70 68 68 68 70 68 68 68 70 68 68 69 70 69  
PWIND DIR S S S SE SE SE SE SE S  
WIND CHAR LT LT LT LT LT LT LT LT LT  
AVG CLOUDS FW FW FW SC SC SC SC FW SC SC FW FW FW FW FW SC SC SC  
POP 12HR 0 0 5 0 10 5 10 5 20  
RAIN SHWRS S  
 
 
SCZ148-140800-  
BEAUFORT MARINE CORPS AIR STATION-BEAUFORT SC  
32.48N 80.72W ELEV. 37 FT  
536 PM EDT WED MAY 13 2026  
 
DATE 05/13/26 THU 05/14/26 FRI 05/15/26 SAT  
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 84 58 81 63  
TEMP 75 69 66 64 65 76 82 84 77 68 62 58 60 72 79 80 74 67 65 64 68  
DEWPT 66 65 63 61 60 59 54 51 52 50 48 45 47 50 51 54 56 60 60 61 63  
RH 74 87 90 90 84 56 38 32 42 52 60 62 62 46 38 41 53 78 84 90 84  
WIND DIR E SW W W NW NW NW NW NW N N N NE NE SE S S S S SE N  
WIND SPD 1 2 3 4 6 8 8 8 3 3 3 5 8 6 4 8 5 3 2 1 0  
CLOUDS FW CL CL FW FW CL CL CL FW CL CL CL CL CL FW FW FW FW FW FW FW  
POP 12HR 0 0 0 0 0  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
 
DATE 05/16 SUN 05/17/26 MON 05/18/26 TUE 05/19/26 WED 05/20/26  
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 85 69 84 69 83 69 83 69 84  
TEMP 84 79 71 72 83 77 70 72 83 77 70 71 82 77 71 71 84 77  
DEWPT 63 65 66 66 68 67 67 67 68 67 66 67 68 67 67 67 68 68  
PWIND DIR SE SE SE SE SE SE SE SE SE  
WIND CHAR LT LT LT LT LT LT LT LT LT  
AVG CLOUDS FW FW FW SC B1 SC SC FW FW FW FW FW SC SC FW SC SC SC  
POP 12HR 0 0 5 5 10 0 10 0 20  
RAIN SHWRS S S  
TSTMS S  
 
 
SCZ043-140800-  
WALTERBORO-INLAND COLLETON SC  
32.91N 80.67W ELEV. 98 FT  
536 PM EDT WED MAY 13 2026  
 
DATE 05/13/26 THU 05/14/26 FRI 05/15/26 SAT  
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 57 81 50 81 55  
TEMP 74 65 61 59 61 74 79 81 74 61 55 52 54 71 79 81 74 62 57 56 61  
DEWPT 64 61 59 57 57 56 47 44 48 45 43 41 45 46 44 45 52 54 55 55 59  
RH 71 87 93 93 87 53 32 27 40 56 64 66 71 41 29 28 46 75 93 96 93  
WIND DIR N N W W NW N NW NW N N N N NE NE N N S S N N N  
WIND SPD 0 0 2 4 6 9 9 9 4 0 3 5 6 5 0 0 5 3 0 0 0  
CLOUDS FW CL FW FW FW CL CL CL CL CL CL CL CL CL CL FW FW CL FW FW FW  
POP 12HR 0 0 0 0 0  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
 
DATE 05/16 SUN 05/17/26 MON 05/18/26 TUE 05/19/26 WED 05/20/26  
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 87 62 85 62 85 63 84 64 85  
TEMP 85 79 65 65 85 77 65 66 84 77 64 66 84 77 65 67 84 77  
DEWPT 56 61 61 64 61 65 63 64 62 65 63 64 63 65 63 65 63 66  
PWIND DIR S S S SE SE SE SE SE S  
WIND CHAR LT LT LT LT LT LT LT LT LT  
AVG CLOUDS FW FW FW SC B1 SC FW FW SC SC FW FW SC SC FW SC SC B1  
POP 12HR 0 0 5 5 10 0 10 0 30  
RAIN SHWRS S C  
TSTMS S  
 
 
GAZ099-140800-  
METTER-CANDLER GA  
32.40N 82.06W ELEV. 197 FT  
536 PM EDT WED MAY 13 2026  
 
DATE 05/13/26 THU 05/14/26 FRI 05/15/26 SAT  
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 59 81 53 83 57  
TEMP 75 67 64 61 62 74 79 81 75 64 59 55 56 72 80 83 77 65 60 58 62  
DEWPT 62 61 60 59 57 55 47 44 46 46 44 42 43 46 45 44 48 53 56 57 60  
RH 64 81 87 93 84 51 32 27 36 52 57 61 62 39 29 25 36 65 87 96 93  
WIND DIR W W W W NW NW NW NW NW NW N N NE E SE S SW SE S SE SE  
WIND SPD 1 2 3 4 6 8 9 10 4 3 4 4 6 5 3 3 2 3 2 2 1  
CLOUDS FW CL FW FW CL CL CL CL CL CL CL CL CL FW FW CL FW FW FW FW FW  
POP 12HR 0 0 0 0 0  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
 
DATE 05/16 SUN 05/17/26 MON 05/18/26 TUE 05/19/26 WED 05/20/26  
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 64 87 65 87 64 86 65 86  
TEMP 87 84 68 67 85 81 68 68 85 80 67 67 84 80 68 68 84 80  
DEWPT 55 59 63 64 61 62 65 65 62 63 65 66 63 64 65 66 63 64  
PWIND DIR S SE SE SE SE SE SE SE SE  
WIND CHAR LT LT LT LT LT LT LT LT LT  
AVG CLOUDS FW FW FW SC B1 SC SC FW FW FW FW SC SC SC SC FW SC B1  
POP 12HR 0 0 10 5 10 0 20 5 30  
RAIN SHWRS S S C  
TSTMS 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.
The Nexlab SC Page
The Nexlab GA Page
Main Text Page