364
FOUS52 KCHS 250936
PFMCHS
POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE CHARLESTON SC
536 AM EDT MON MAY 25 2026
SCZ150-252000-
CHARLESTON INTERNATIONAL AIRPORT-CHARLESTON SC
32.91N 80.03W ELEV. 45 FT
536 AM EDT MON MAY 25 2026
DATE MON 05/25/26 TUE 05/26/26 WED 05/27/26
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 87 73 88 73 89
TEMP 76 81 85 85 80 78 76 75 76 83 86 86 81 77 76 74 76 83 86 86 81
DEWPT 73 73 73 72 72 71 72 72 73 73 73 72 72 72 73 73 74 74 74 72 73
RH 90 77 67 65 77 79 87 90 90 72 65 63 74 85 90 97 94 74 68 63 77
WIND DIR S S S S S S S S S S S S S S S S SW SW S S S
WIND SPD 9 11 12 14 10 8 8 8 9 11 12 13 11 8 8 6 8 11 11 11 10
CLOUDS B1 B1 B1 B1 B1 SC B2 B1 SC SC B1 B1 SC B1 B1 B2 B1 B1 B2 B2 B1
POP 12HR 30 20 50 20 70
QPF 12HR 0 0.02 0.02 0 0.02
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S C S S S S S S S C C S S C C L L S
TSTMS S C S S S S C C S C C S
HEAT INDEX 92 91 93 92 90 94 92
MAX HEAT 92 92 93 94 94 93
DATE THU 05/28/26 FRI 05/29/26 SAT 05/30/26 SUN 05/31/26
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 72 92 71 87 69 83 66 81
TEMP 76 75 90 83 75 73 84 80 74 72 81 77 71 68 78 74
DEWPT 73 73 72 73 72 71 69 69 70 70 69 69 68 68 67 66
PWIND DIR SW W E E S S S NW
WIND CHAR LT LT LT LT LT LT LT GN
AVG CLOUDS B1 B1 B1 B2 B1 B1 B1 B1 B1 B1 B2 B2 B2 B2 B2 B2
POP 12HR 20 60 40 50 50 80 70 70
RAIN SHWRS S S L C C C C C L D L L L L
TSTMS S S C C C S C C S C
GAZ218-252000-
SAVANNAH INTERNATIONAL AIRPORT-INLAND CHATHAM GA
32.12N 81.20W ELEV. 50 FT
536 AM EDT MON MAY 25 2026
DATE MON 05/25/26 TUE 05/26/26 WED 05/27/26
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 86 72 88 73 89
TEMP 74 82 84 85 81 76 75 74 75 83 85 86 82 78 75 74 75 84 87 87 82
DEWPT 72 74 75 74 73 73 72 71 72 73 74 75 74 74 72 72 73 74 75 75 75
RH 93 77 74 70 77 90 90 90 90 72 70 70 77 88 90 93 94 72 68 68 79
WIND DIR S S S S S S S S S S S S S S S S S S S S S
WIND SPD 4 8 10 11 8 4 4 4 5 9 10 11 8 5 4 3 3 6 6 6 6
CLOUDS B2 B2 B2 B1 B1 B2 B2 B1 B1 SC B2 B2 B1 B1 SC B2 B2 B1 B2 B2 B2
POP 12HR 60 40 60 30 70
QPF 12HR 0.09 0.04 0.17 0.01 0.08
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C C C C C C S S L C C C S S C C L L C
TSTMS S C C C C S C C C S S C C C
HEAT INDEX 92 93 93 95 91 96 96
MAX HEAT 92 95 94 98 96 96
DATE THU 05/28/26 FRI 05/29/26 SAT 05/30/26 SUN 05/31/26
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 71 91 71 86 70 83 68 81
TEMP 74 73 89 85 75 73 84 80 73 72 81 78 72 70 79 76
DEWPT 72 71 73 75 71 70 72 73 70 70 72 71 68 68 70 69
PWIND DIR SW W W E SE S SW NW
WIND CHAR LT LT LT LT LT LT LT GN
AVG CLOUDS B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B2 B2 B2 B1 B2 B2
POP 12HR 30 40 40 50 50 70 70 70
RAIN SHWRS C C C C C C C C L L C L L
TSTMS C C C S C S S C C S C
SCZ150-252000-
CHARLESTON WATERFRONT-CHARLESTON SC
32.78N 79.94W ELEV. 10 FT
536 AM EDT MON MAY 25 2026
DATE MON 05/25/26 TUE 05/26/26 WED 05/27/26
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 86 75 88 75 88
TEMP 78 82 84 84 81 79 78 77 78 84 86 86 82 79 78 76 78 85 87 86 82
DEWPT 74 76 76 75 74 73 74 73 74 76 76 75 75 74 75 74 75 77 77 76 75
RH 88 82 77 74 79 82 88 87 88 77 72 70 79 85 91 94 91 77 72 72 79
WIND DIR S S S S S S S S S S S S S S S S SW SW S S SW
WIND SPD 9 11 12 12 8 6 6 6 8 10 12 12 9 6 6 6 8 10 12 12 9
CLOUDS B1 B1 B1 SC B1 SC B1 B1 SC SC B1 B1 SC B1 B1 B2 B1 B1 B2 B2 B1
POP 12HR 30 20 40 20 50
QPF 12HR 0 0.02 0 0 0.01
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S S S S S S S C S S C C C C S
TSTMS S S S S C S C C S
HEAT INDEX 93 92 93 96 95 95 98 96
MAX HEAT 93 95 96 96 99 99
DATE THU 05/28/26 FRI 05/29/26 SAT 05/30/26 SUN 05/31/26
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 74 91 73 85 72 83 69 80
TEMP 78 77 89 83 77 76 83 79 75 75 81 77 73 71 79 75
DEWPT 75 74 75 75 73 72 73 72 71 71 73 71 69 69 71 69
PWIND DIR SW SW E E S S SW NW
WIND CHAR LT LT LT GN LT GN GN GN
AVG CLOUDS B1 B1 B1 B2 B1 B1 B1 B1 B1 B1 B2 B2 B2 B2 OV B2
POP 12HR 20 60 50 40 50 70 70 70
RAIN SHWRS S S L C S S C C C L L L L L L
TSTMS S S C C C S C C S C
SCZ148-252000-
BEAUFORT MARINE CORPS AIR STATION-BEAUFORT SC
32.48N 80.72W ELEV. 37 FT
536 AM EDT MON MAY 25 2026
DATE MON 05/25/26 TUE 05/26/26 WED 05/27/26
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 87 73 88 74 89
TEMP 76 82 85 86 82 78 76 75 76 83 87 87 83 79 76 75 76 85 87 87 83
DEWPT 73 74 75 74 73 73 72 72 73 74 75 75 74 74 73 73 73 75 76 75 75
RH 90 77 72 68 74 85 87 90 90 74 68 68 74 85 90 94 90 72 70 68 77
WIND DIR S S S S S S S S S S S S S S S S S S S S S
WIND SPD 6 10 11 11 8 5 6 6 8 10 11 11 8 5 5 5 5 9 9 9 6
CLOUDS B2 B1 B1 B1 B1 B2 B2 B1 SC B2 B1 B1 B1 B1 B1 B1 B1 B1 B2 B2 B1
POP 12HR 50 30 40 20 60
QPF 12HR 0.03 0.07 0.04 0 0.04
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S C C C C S S S C C C S S S S C C L L C
TSTMS S C C C S C C C S S S C C C
HEAT INDEX 94 94 90 96 96 90 94 98 96 90
MAX HEAT 94 96 96 99 98 99
DATE THU 05/28/26 FRI 05/29/26 SAT 05/30/26 SUN 05/31/26
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 73 92 72 87 71 83 68 81
TEMP 77 75 91 85 76 74 84 81 75 73 81 78 72 70 79 76
DEWPT 73 72 74 75 72 71 73 72 70 70 73 71 68 68 70 69
PWIND DIR SW W SE E SE S SW NW
WIND CHAR LT LT LT LT LT GN LT GN
AVG CLOUDS B1 B1 B1 B1 B1 B1 B1 B1 B2 B1 B2 B2 B2 B2 OV B2
POP 12HR 30 50 40 50 60 70 70 70
RAIN SHWRS C C C C C L C C L L L L L
TSTMS C C C C S C C S C
SCZ043-252000-
WALTERBORO-INLAND COLLETON SC
32.91N 80.67W ELEV. 98 FT
536 AM EDT MON MAY 25 2026
DATE MON 05/25/26 TUE 05/26/26 WED 05/27/26
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 85 69 86 69 87
TEMP 71 80 82 83 79 75 73 71 72 82 84 84 80 74 72 70 71 82 85 85 80
DEWPT 71 74 72 72 73 69 68 67 71 73 72 72 73 70 68 68 71 74 72 72 74
RH 100 82 72 70 82 82 84 87 97 74 67 67 79 87 87 93100 77 65 65 82
WIND DIR S S S S S S S S S S S S S S S S S SW SW S S
WIND SPD 5 9 9 9 5 4 3 4 5 8 9 8 5 4 3 3 4 8 8 6 4
CLOUDS B2 B2 B2 B2 B1 B1 B2 B1 B1 B2 OV OV B1 B1 B1 B2 B2 B1 B2 B2 B2
POP 12HR 70 30 70 30 70
QPF 12HR 0.10 0.08 0.21 0.01 0.08
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S L L C C S S S S C L L C C S S C C L L C
TSTMS C C C C S C C C C S S C C C
OBVIS PF
HEAT INDEX 90 90 91 91
MAX HEAT 90 90 91 91 91
DATE THU 05/28/26 FRI 05/29/26 SAT 05/30/26 SUN 05/31/26
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 68 90 67 86 66 82 63 79
TEMP 72 70 88 83 72 70 84 80 70 68 80 75 68 65 77 74
DEWPT 68 70 70 73 67 69 67 70 65 68 67 69 64 65 65 66
PWIND DIR SW W N E SE S S N
WIND CHAR LT LT LT LT LT LT LT GN
AVG CLOUDS B1 B1 B1 B1 B1 B1 B2 B1 B1 B1 B2 B2 B2 B2 OV B2
POP 12HR 30 50 40 50 50 80 70 70
RAIN SHWRS C C C C C C C L D L L L L
TSTMS C C C C S C C S C
GAZ099-252000-
METTER-CANDLER GA
32.40N 82.06W ELEV. 197 FT
536 AM EDT MON MAY 25 2026
DATE MON 05/25/26 TUE 05/26/26 WED 05/27/26
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 85 67 87 68 87
TEMP 71 79 82 80 76 72 70 69 70 79 84 84 78 74 71 69 71 80 85 85 80
DEWPT 71 74 73 74 74 71 70 69 70 74 72 73 74 72 70 69 71 74 72 72 74
RH 100 85 74 82 94 97100100100 85 67 70 88 93 97100100 82 65 65 82
WIND DIR S S S SE SW SE SE SE S S SW S S SE SE SE S SW SW SW S
WIND SPD 3 5 8 5 3 2 2 3 4 6 8 6 3 2 2 2 2 4 6 5 2
CLOUDS B1 SC B2 B2 B2 OV B2 B1 B1 SC B2 B2 B2 B2 B2 B2 B2 B1 B2 B2 B1
POP 12HR 90 70 70 60 50
QPF 12HR 0.45 0.26 0.13 0.25 0.04
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S S L D L C C C L L S S C C C
TSTMS S S L L C S C C C S S C C C
HEAT INDEX 90 90 91 91
MAX HEAT 90 92 91 91
DATE THU 05/28/26 FRI 05/29/26 SAT 05/30/26 SUN 05/31/26
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 68 88 68 87 66 82 64 79
TEMP 72 71 86 83 73 71 84 80 71 69 80 77 69 67 76 74
DEWPT 70 71 71 74 70 70 70 72 69 69 69 71 68 67 67 68
PWIND DIR SW W W SE SE SW S NW
WIND CHAR LT LT LT LT LT LT LT GN
AVG CLOUDS B1 B1 SC B1 B1 B2 B2 B2 B1 B2 B2 B2 B2 B2 B2 B2
POP 12HR 30 30 40 60 50 80 70 70
RAIN SHWRS C S C C S L C C L D L C L L
TSTMS C C C S C S S C 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
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page