818
FOUS52 KCHS 181821
PFMCHS
POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE CHARLESTON SC
221 PM EDT WED MAR 18 2026
SCZ050-190800-
CHARLESTON INTERNATIONAL AIRPORT-CHARLESTON SC
32.91N 80.03W ELEV. 45 FT
221 PM EDT WED MAR 18 2026
DATE 03/18/26 THU 03/19/26 FRI 03/20/26 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 38 67 43 73 51
TEMP 58 52 46 43 40 39 55 64 66 57 51 47 44 45 62 71 71 59 55 53 52 53
DEWPT 25 27 30 30 29 29 28 28 32 37 40 40 40 41 41 39 41 45 47 48 48 48
RH 28 38 53 60 64 67 35 25 28 47 66 76 86 86 46 31 34 60 74 83 86 83
WIND DIR N N NE N N NE N N E SE SE N N N N SE SE S S SW SW SW
WIND SPD 5 4 4 4 5 4 8 6 4 4 2 1 1 2 2 4 6 6 5 5 5 6
CLOUDS SC SC B1 FW CL CL FW SC FW B1 SC SC FW FW CL CL 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
WIND CHILL 36 36
MIN CHILL 36 39
DATE 03/21 SUN 03/22/26 MON 03/23/26 TUE 03/24/26 WED 03/25/26
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 59 85 61 83 49 67 49 71
TEMP 78 69 62 62 82 74 66 64 80 71 57 51 64 60 54 52 68 62
DEWPT 51 54 54 56 57 58 58 57 57 56 50 44 45 48 48 48 50 52
PWIND DIR SW SW SW SW SW NE NE NE E
WIND CHAR GN LT LT LT GN GN GN LT LT
AVG CLOUDS FW SC SC FW FW FW FW FW FW SC B1 B2 B1 SC B1 B1 B1 B1
POP 12HR 0 5 0 0 10 30 20 20 20
RAIN SHWRS C S S S S S S
GAZ118-190800-
SAVANNAH INTERNATIONAL AIRPORT-INLAND CHATHAM GA
32.12N 81.20W ELEV. 50 FT
221 PM EDT WED MAR 18 2026
DATE 03/18/26 THU 03/19/26 FRI 03/20/26 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 38 68 43 74 50
TEMP 60 54 47 42 40 38 55 65 67 59 51 47 44 44 62 72 72 61 55 52 51 52
DEWPT 23 28 32 32 30 30 30 33 35 40 41 42 41 41 43 43 43 46 48 48 46 46
RH 24 36 56 67 67 73 38 30 30 49 68 83 89 89 50 35 35 58 77 86 83 80
WIND DIR N N N N N N N NE NE SE SE N NW N N E SE SE S SW SW SW
WIND SPD 5 3 3 3 3 5 6 5 3 3 1 1 1 2 2 4 6 5 3 3 4 5
CLOUDS SC SC SC CL CL CL CL FW SC SC SC FW CL FW CL CL CL FW FW CL FW FW
POP 12HR 0 0 0 0 0
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
WIND CHILL 38 34
MIN CHILL 34 38
DATE 03/21 SUN 03/22/26 MON 03/23/26 TUE 03/24/26 WED 03/25/26
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 59 87 63 88 54 69 51 72
TEMP 80 73 63 61 84 78 67 64 85 76 62 55 66 61 55 54 71 65
DEWPT 54 56 54 55 59 58 58 58 59 58 56 49 49 50 50 51 55 55
PWIND DIR W SW SW SW W NE NE NE E
WIND CHAR LT LT GN LT GN GN GN LT LT
AVG CLOUDS FW SC FW FW FW FW CL CL FW FW SC B1 B2 B1 SC B1 B1 SC
POP 12HR 0 5 0 0 10 20 10 20 10
RAIN SHWRS S S
SCZ050-190800-
CHARLESTON WATERFRONT-CHARLESTON SC
32.78N 79.94W ELEV. 10 FT
221 PM EDT WED MAR 18 2026
DATE 03/18/26 THU 03/19/26 FRI 03/20/26 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 41 64 46 69 53
TEMP 57 52 49 45 43 42 54 63 63 57 53 50 48 48 62 67 67 58 56 55 55 55
DEWPT 33 32 35 34 32 33 32 35 40 42 42 43 43 43 45 46 47 48 50 51 51 51
RH 40 46 58 65 65 70 43 35 43 57 66 77 83 83 54 47 49 69 80 86 86 86
WIND DIR NE NE NE N N NE N NE E SE E N N N N SE SE S S SW SW SW
WIND SPD 6 5 5 5 5 5 9 6 8 3 2 2 2 2 3 5 6 4 4 4 5 5
CLOUDS SC SC B1 FW FW CL CL FW FW SC SC SC FW FW CL CL CL FW FW SC FW FW
POP 12HR 0 0 0 0 0
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
WIND CHILL 39 38
MIN CHILL 37
DATE 03/21 SUN 03/22/26 MON 03/23/26 TUE 03/24/26 WED 03/25/26
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 77 60 80 62 81 51 64 50 67
TEMP 75 68 63 61 78 71 65 64 78 70 59 53 62 58 55 52 66 61
DEWPT 57 58 57 57 62 60 59 58 62 58 53 47 49 50 50 50 55 55
PWIND DIR SW SW SW SW SW NE NE NE E
WIND CHAR GN LT GN LT GN GN GN LT LT
AVG CLOUDS FW SC SC FW FW FW FW FW FW SC B1 B2 B1 SC B1 B1 B1 B1
POP 12HR 0 5 0 0 10 30 20 20 20
RAIN SHWRS C S S S S S S
SCZ048-190800-
BEAUFORT MARINE CORPS AIR STATION-BEAUFORT SC
32.48N 80.72W ELEV. 37 FT
221 PM EDT WED MAR 18 2026
DATE 03/18/26 THU 03/19/26 FRI 03/20/26 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 39 66 45 71 51
TEMP 59 52 46 43 40 40 53 63 66 58 51 48 46 47 61 69 69 59 55 53 53 53
DEWPT 22 29 33 31 31 31 31 34 38 42 42 43 42 42 44 45 45 48 49 49 49 48
RH 24 41 60 62 70 70 43 34 36 55 71 83 86 83 53 42 42 67 80 86 86 83
WIND DIR N NE NE N NE NE N NE E SE SE N NW N N SE SE S S SW SW SW
WIND SPD 5 2 3 3 4 4 8 5 3 2 1 1 1 2 2 4 5 4 3 4 5 5
CLOUDS SC SC SC CL CL CL CL SC FW B1 SC FW FW FW CL CL 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
WIND CHILL 37 37
MIN CHILL 36 39
DATE 03/21 SUN 03/22/26 MON 03/23/26 TUE 03/24/26 WED 03/25/26
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 60 84 63 83 51 67 50 69
TEMP 78 70 64 61 82 74 66 64 81 72 59 53 64 59 54 52 67 63
DEWPT 57 58 56 56 61 60 58 58 62 59 53 47 49 50 49 50 55 55
PWIND DIR SW SW SW SW SW NE NE NE E
WIND CHAR LT LT LT LT GN GN GN LT LT
AVG CLOUDS FW SC FW FW FW FW FW CL FW FW SC B2 B1 B1 SC B1 B1 SC
POP 12HR 0 5 0 0 10 20 10 20 10
RAIN SHWRS S S S S
SCZ043-190800-
WALTERBORO-INLAND COLLETON SC
32.91N 80.67W ELEV. 98 FT
221 PM EDT WED MAR 18 2026
DATE 03/18/26 THU 03/19/26 FRI 03/20/26 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 33 65 39 73 46
TEMP 56 50 42 39 35 35 53 63 65 57 47 43 40 41 60 71 71 60 52 48 48 49
DEWPT 20 25 28 28 29 28 30 31 33 39 40 40 39 39 43 41 41 45 46 46 46 46
RH 24 37 57 64 78 75 41 30 30 51 76 89 96 92 53 34 34 58 80 93 93 89
WIND DIR N N N NE NE NE N N N S SE N N NW NW S S S S SW SW SW
WIND SPD 4 3 2 2 2 3 5 4 2 1 1 0 0 1 2 2 4 5 4 3 5 5
CLOUDS SC B1 SC CL CL CL FW FW SC B1 SC FW FW FW CL CL CL FW FW FW FW SC
POP 12HR 0 0 0 0 0
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
WIND CHILL 32
MIN CHILL 39 32 37 39
FROST Y Y Y
DATE 03/21 SUN 03/22/26 MON 03/23/26 TUE 03/24/26 WED 03/25/26
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 56 84 59 82 49 65 45 69
TEMP 78 70 60 58 82 75 64 61 80 71 57 50 62 59 50 49 67 63
DEWPT 53 56 54 55 58 58 57 57 58 57 50 46 46 48 48 48 51 53
PWIND DIR W SW W SW W NE NE NE E
WIND CHAR LT LT LT LT GN LT GN LT LT
AVG CLOUDS SC SC SC FW FW FW FW FW FW SC B1 B2 B1 SC SC B1 B2 B1
POP 12HR 0 5 0 0 10 20 10 20 20
RAIN SHWRS S S S S S
TSTMS S
GAZ099-190800-
METTER-CANDLER GA
32.40N 82.06W ELEV. 197 FT
221 PM EDT WED MAR 18 2026
DATE 03/18/26 THU 03/19/26 FRI 03/20/26 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 36 67 42 74 49
TEMP 57 51 44 41 38 37 53 64 67 61 51 46 43 43 61 72 74 64 57 53 51 52
DEWPT 21 26 28 28 28 28 29 32 33 37 38 39 39 38 42 42 41 45 44 45 46 46
RH 24 37 53 59 67 70 39 30 28 41 61 76 86 82 49 34 30 50 62 74 83 80
WIND DIR N N N NE NE NE N N N SW SE S SW W W SW SW S S S SW SW
WIND SPD 6 2 2 2 2 2 4 5 4 1 1 2 2 2 2 3 4 2 2 3 4 5
CLOUDS FW FW CL CL CL CL FW FW SC SC FW FW FW CL CL CL CL FW SC 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
FROST Y Y Y
DATE 03/21 SUN 03/22/26 MON 03/23/26 TUE 03/24/26 WED 03/25/26
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 58 86 62 85 52 68 49 73
TEMP 79 73 63 59 83 78 67 63 83 75 62 54 65 61 54 52 70 67
DEWPT 54 54 55 56 58 56 58 58 59 57 54 47 45 47 48 49 51 52
PWIND DIR W SW W SW W NE NE E E
WIND CHAR LT LT LT LT GN GN GN LT LT
AVG CLOUDS FW SC FW FW FW FW CL FW FW FW SC B2 B2 SC SC B1 B1 SC
POP 12HR 0 5 0 0 10 20 10 20 10
RAIN SHWRS S S S
TSTMS 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
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