173
FOUS52 KCHS 041221
PFMCHS
POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE CHARLESTON SC
821 AM EDT MON MAY 4 2026
SCZ150-042000-
CHARLESTON INTERNATIONAL AIRPORT-CHARLESTON SC
32.91N 80.03W ELEV. 45 FT
821 AM EDT MON MAY 4 2026
DATE MON 05/04/26 TUE 05/05/26 WED 05/06/26
EDT 3HRLY 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20
UTC 3HRLY 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00
MAX/MIN 78 58 80 63 86
TEMP 72 78 76 68 62 60 58 62 75 78 79 72 66 65 65 69 80 85 83 75
DEWPT 52 46 49 50 53 54 54 57 56 56 56 56 59 61 62 66 66 65 66 66
RH 49 32 39 52 72 81 86 84 52 47 45 57 78 87 90 90 62 51 57 74
WIND DIR SW S S S S S S S S S S S S S S S S S S S
WIND SPD 4 8 11 8 5 4 2 2 8 10 11 9 6 6 6 8 11 13 16 11
CLOUDS CL FW FW SC SC FW FW FW FW FW FW FW FW SC SC B1 SC SC SC SC
POP 12HR 0 0 0 0 5
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
DATE THU 05/07/26 FRI 05/08/26 SAT 05/09/26 SUN 05/10/26
EDT 6HRLY 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MIN/MAX 69 85 59 75 57 79 61 83
TEMP 72 71 82 76 67 62 73 67 61 61 76 71 64 64 80 73
DEWPT 68 68 68 67 62 57 55 55 56 59 59 60 61 62 60 62
PWIND DIR S SW NW E NE SW SW SE
WIND CHAR GN GN LT LT LT LT LT LT
AVG CLOUDS B1 OV OV B2 B2 B2 B2 B1 B1 B1 B1 B1 SC B1 SC SC
POP 12HR 10 60 40 40 30 30 10 10
RAIN SHWRS C L C C C C C C C C
TSTMS S C S S S
GAZ218-042000-
SAVANNAH INTERNATIONAL AIRPORT-INLAND CHATHAM GA
32.12N 81.20W ELEV. 50 FT
821 AM EDT MON MAY 4 2026
DATE MON 05/04/26 TUE 05/05/26 WED 05/06/26
EDT 3HRLY 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20
UTC 3HRLY 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00
MAX/MIN 78 58 81 65 89
TEMP 72 77 77 69 63 60 58 61 75 79 80 74 68 67 66 68 79 87 88 81
DEWPT 52 45 47 51 56 56 56 58 59 58 58 59 62 63 64 66 68 65 66 68
RH 49 32 35 53 78 87 93 90 58 49 47 59 81 87 93 93 69 48 48 65
WIND DIR S SE SE SE SE SE SE SE SE SE SE SE S S S S S S S S
WIND SPD 2 5 9 5 4 3 2 2 5 9 11 8 5 5 5 5 9 10 11 9
CLOUDS FW FW FW FW SC FW CL FW FW FW SC FW SC SC B1 B1 SC SC SC SC
POP 12HR 0 0 0 0 5
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
HEAT INDEX 90
MAX HEAT 91
DATE THU 05/07/26 FRI 05/08/26 SAT 05/09/26 SUN 05/10/26
EDT 6HRLY 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MIN/MAX 70 87 61 76 60 79 62 82
TEMP 72 71 85 80 68 63 74 70 64 63 76 73 65 65 79 75
DEWPT 68 66 70 69 63 59 59 59 60 61 63 64 63 64 65 66
PWIND DIR S SW NW E NE W SE SE
WIND CHAR LT GN LT LT LT LT LT LT
AVG CLOUDS B1 B2 B2 B2 B2 B1 B2 B1 B1 B1 B1 B1 SC SC B1 B1
POP 12HR 10 60 40 50 30 30 20 20
RAIN SHWRS C L C C C C C C C S S S S S
TSTMS C S S S
SCZ150-042000-
CHARLESTON WATERFRONT-CHARLESTON SC
32.78N 79.94W ELEV. 10 FT
821 AM EDT MON MAY 4 2026
DATE MON 05/04/26 TUE 05/05/26 WED 05/06/26
EDT 3HRLY 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20
UTC 3HRLY 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00
MAX/MIN 74 62 78 67 83
TEMP 71 74 72 68 66 64 63 65 75 76 77 72 69 68 68 71 80 83 81 75
DEWPT 54 51 51 52 55 56 57 60 60 61 61 61 63 63 65 68 70 71 71 70
RH 55 44 48 57 68 75 81 84 60 60 58 68 81 84 90 90 72 67 72 84
WIND DIR S S S S S S S S S S S S S S S S S S S S
WIND SPD 3 8 9 5 5 4 3 2 5 10 10 6 5 5 5 6 10 13 13 10
CLOUDS CL FW FW SC SC FW FW FW FW FW FW FW FW SC SC B1 SC SC SC SC
POP 12HR 0 0 0 0 5
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
DATE THU 05/07/26 FRI 05/08/26 SAT 05/09/26 SUN 05/10/26
EDT 6HRLY 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MIN/MAX 70 82 59 73 60 77 63 80
TEMP 73 72 80 75 67 62 71 68 64 64 75 71 67 66 78 73
DEWPT 71 70 72 69 63 57 59 58 59 61 65 64 64 65 67 66
PWIND DIR SW SW NW E E SW SW SE
WIND CHAR GN GN GN GN LT LT LT LT
AVG CLOUDS B1 OV OV B2 B2 B2 B2 B1 B1 B1 B1 B1 SC B1 B1 SC
POP 12HR 10 60 40 50 30 30 20 10
RAIN SHWRS C L C C C C C C C C S S
TSTMS S S S S
SCZ148-042000-
BEAUFORT MARINE CORPS AIR STATION-BEAUFORT SC
32.48N 80.72W ELEV. 37 FT
821 AM EDT MON MAY 4 2026
DATE MON 05/04/26 TUE 05/05/26 WED 05/06/26
EDT 3HRLY 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20
UTC 3HRLY 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00
MAX/MIN 78 61 79 66 85
TEMP 72 77 76 70 65 63 61 64 75 78 78 72 69 68 68 70 80 85 83 77
DEWPT 52 45 48 52 56 56 56 59 59 58 59 61 62 63 65 67 69 68 69 70
RH 49 32 37 53 73 78 84 84 58 50 52 68 78 84 90 90 69 57 63 79
WIND DIR S S S S S S S S S SE SE SE S S S S S S S S
WIND SPD 3 6 9 5 4 3 2 2 5 10 10 6 5 5 5 6 10 11 12 9
CLOUDS CL FW SC SC SC FW FW FW FW FW FW FW SC SC SC B1 SC SC SC SC
POP 12HR 0 0 0 0 5
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
DATE THU 05/07/26 FRI 05/08/26 SAT 05/09/26 SUN 05/10/26
EDT 6HRLY 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MIN/MAX 70 85 61 75 60 78 63 82
TEMP 73 72 82 77 68 62 73 68 63 63 76 72 66 65 80 75
DEWPT 69 67 72 69 63 57 58 59 59 61 64 64 63 64 66 66
PWIND DIR S SW NW E E W S S
WIND CHAR GN GN LT LT LT LT LT LT
AVG CLOUDS B1 B2 B2 B2 B1 B2 B2 B1 B1 B1 B1 B1 SC B1 B1 SC
POP 12HR 10 60 40 50 30 30 20 20
RAIN SHWRS C L C C C C C C C S S S S S
TSTMS S C S S S
SCZ043-042000-
WALTERBORO-INLAND COLLETON SC
32.91N 80.67W ELEV. 98 FT
821 AM EDT MON MAY 4 2026
DATE MON 05/04/26 TUE 05/05/26 WED 05/06/26
EDT 3HRLY 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20
UTC 3HRLY 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00
MAX/MIN 78 52 79 59 86
TEMP 70 77 78 67 58 54 52 57 74 78 79 71 63 60 61 65 79 84 86 78
DEWPT 52 45 46 49 54 53 52 56 57 53 54 57 59 59 60 64 65 62 62 66
RH 53 32 32 52 86 96100 96 55 42 42 61 87 96 97 97 62 48 45 67
WIND DIR SW S S S S S S SE S S S S S S S S S SW S S
WIND SPD 4 5 8 6 3 2 1 1 5 9 10 6 5 4 5 5 10 11 11 8
CLOUDS CL FW FW SC SC FW FW FW FW FW FW FW SC SC B1 B2 SC SC SC SC
POP 12HR 0 0 0 0 5
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
DATE THU 05/07/26 FRI 05/08/26 SAT 05/09/26 SUN 05/10/26
EDT 6HRLY 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MIN/MAX 65 82 56 74 52 77 56 81
TEMP 68 68 80 75 63 59 72 67 56 58 74 70 59 61 78 73
DEWPT 66 66 68 68 61 55 53 57 55 57 58 61 59 61 59 62
PWIND DIR S SW NW N SE W S S
WIND CHAR LT GN LT LT LT LT LT LT
AVG CLOUDS B1 OV OV B2 B2 B2 B2 B1 B1 B1 B1 SC SC SC B1 SC
POP 12HR 20 70 40 50 30 30 10 20
RAIN SHWRS S C L C C C C C C C S S
TSTMS S C S S S S
GAZ099-042000-
METTER-CANDLER GA
32.40N 82.06W ELEV. 197 FT
821 AM EDT MON MAY 4 2026
DATE MON 05/04/26 TUE 05/05/26 WED 05/06/26
EDT 3HRLY 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20
UTC 3HRLY 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00
MAX/MIN 80 54 85 62 89
TEMP 70 77 80 72 62 57 54 57 75 82 84 77 67 64 63 66 78 86 89 82
DEWPT 49 44 42 46 52 53 53 56 58 54 52 56 60 61 62 63 64 61 60 63
RH 47 31 26 39 70 86 96 96 55 38 33 48 78 90 97 90 62 43 38 53
WIND DIR SW S S SE SE S SE S S S S SE SE S S S SW SW SW SW
WIND SPD 3 5 5 3 4 2 2 2 5 8 8 6 6 5 5 5 9 10 10 4
CLOUDS FW FW SC SC FW CL CL CL FW FW SC SC SC SC B1 B1 SC SC SC SC
POP 12HR 0 0 0 0 5
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
DATE THU 05/07/26 FRI 05/08/26 SAT 05/09/26 SUN 05/10/26
EDT 6HRLY 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MIN/MAX 67 84 56 75 55 79 59 82
TEMP 71 69 81 77 65 61 72 70 60 59 74 73 63 62 79 76
DEWPT 65 67 70 66 61 57 55 55 57 58 59 60 61 62 62 63
PWIND DIR SW W NW N NE NW SW S
WIND CHAR LT GN LT LT LT LT LT LT
AVG CLOUDS SC B2 B2 B2 B1 B2 B2 B1 B1 B1 B1 SC SC SC B1 SC
POP 12HR 20 70 50 50 30 20 10 10
RAIN SHWRS S C L C C C C C C S S
TSTMS S C S 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