455  
FOUS52 KCHS 200845  
PFMCHS  
 
POINT FORECAST MATRICES  
NATIONAL WEATHER SERVICE CHARLESTON SC  
444 AM EDT SAT OCT 20 2018  
 
SCZ050-202100-  
CHARLESTON INTERNATIONAL AIRPORT-CHARLESTON SC  
32.91N 80.03W ELEV. 45 FT  
444 AM EDT SAT OCT 20 2018  
 
DATE SAT 10/20/18 SUN 10/21/18 MON 10/22/18  
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 53 66 44 71  
TEMP 65 67 78 85 81 72 67 63 58 53 57 64 65 55 51 48 46 46 62 70 70 60  
DEWPT 64 66 69 69 68 67 63 56 46 40 35 33 34 36 36 36 34 35 41 48 51 51  
RH 97 97 74 59 65 84 87 78 64 61 43 31 31 49 56 63 63 65 46 45 51 72  
WIND DIR W SW W W W W W NW N N N N N N N NE NE NE NE E E E  
WIND SPD 2 4 9 12 12 11 11 13 13 14 14 12 9 5 4 4 5 5 4 4 3 3  
CLOUDS B1 B1 B1 B2 B2 OV B1 FW FW CL CL CL CL CL CL CL CL CL FW FW FW FW  
POP 12HR 30 20 0 0 0  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S C S  
 
DATE TUE 10/23/18 WED 10/24/18 THU 10/25/18 FRI 10/26/18  
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 55 74 58 74 56 69 53 68  
TEMP 56 56 74 65 61 58 73 65 60 56 68 61 57 54 67 61  
DEWPT 52 53 59 60 58 54 52 53 51 48 52 51 53 52 55 55  
PWIND DIR NE NE NE NE NE NE NE NE  
WIND CHAR LT LT LT LT GN GN LT GN  
AVG CLOUDS SC B1 B2 B2 B1 B1 SC SC SC B1 B1 B2 B2 B2 B1 B2  
POP 12HR 5 10 10 10 10 20 40 40  
RAIN SHWRS S S C C C C  
 

 
GAZ118-202100-  
SAVANNAH INTERNATIONAL AIRPORT-INLAND CHATHAM GA  
32.12N 81.20W ELEV. 50 FT  
444 AM EDT SAT OCT 20 2018  
 
DATE SAT 10/20/18 SUN 10/21/18 MON 10/22/18  
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 88 54 67 45 73  
TEMP 67 67 79 87 84 73 68 63 57 54 61 66 66 55 51 48 47 46 64 72 71 63  
DEWPT 66 67 70 68 68 67 62 54 46 42 36 32 33 35 36 36 35 36 42 49 52 54  
RH 97100 74 53 59 81 81 72 67 64 39 28 29 47 56 63 63 68 45 44 51 72  
WIND DIR SW SW W W W W NW NW NW N N N N N NE NE NE NE NE E NE NE  
WIND SPD 1 4 8 11 10 9 10 13 12 12 13 12 9 5 4 5 5 5 6 6 5 4  
CLOUDS SC B1 B1 B1 B2 B2 B2 SC FW CL CL CL CL CL CL CL CL CL FW SC SC SC  
POP 12HR 20 20 0 0 5  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S S S  
HEAT INDEX 91  
MAX HEAT 91  
 
DATE TUE 10/23/18 WED 10/24/18 THU 10/25/18 FRI 10/26/18  
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 57 76 59 77 58 71 54 69  
TEMP 59 58 75 67 63 60 76 68 62 58 71 63 58 55 68 62  
DEWPT 54 54 60 60 59 56 54 56 52 51 52 52 54 53 54 55  
PWIND DIR NE NE N NE NE NE NE NE  
WIND CHAR LT LT LT LT LT GN LT GN  
AVG CLOUDS SC B2 B2 B2 B1 B1 B1 SC SC B1 B2 B2 B2 B2 B2 OV  
POP 12HR 10 20 10 10 20 20 40 40  
RAIN SHWRS S S S S S S C C C C  
 

 
SCZ050-202100-  
CHARLESTON WATERFRONT-CHARLESTON SC  
32.78N 79.94W ELEV. 10 FT  
444 AM EDT SAT OCT 20 2018  
 
DATE SAT 10/20/18 SUN 10/21/18 MON 10/22/18  
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 55 65 48 71  
TEMP 71 71 77 83 82 72 67 64 59 55 58 64 64 56 53 51 50 50 63 70 70 63  
DEWPT 68 68 70 70 69 68 64 57 49 42 37 35 35 38 38 38 38 39 44 50 52 53  
RH 90 90 79 65 65 87 90 78 69 61 45 34 34 51 57 61 63 66 50 49 53 70  
WIND DIR W W W W W W W NW N N N N N N N NE NE NE NE E E E  
WIND SPD 3 5 10 13 13 13 13 17 17 19 17 13 11 9 8 8 8 8 6 5 5 4  
CLOUDS B1 B1 B1 B2 B2 OV B2 FW FW CL CL CL CL CL CL CL CL CL FW FW FW FW  
POP 12HR 20 20 0 0 0  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S S S  
 
DATE TUE 10/23/18 WED 10/24/18 THU 10/25/18 FRI 10/26/18  
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 59 74 60 75 58 70 56 69  
TEMP 60 60 74 66 63 61 73 67 62 59 69 63 59 57 68 64  
DEWPT 54 55 60 60 59 56 53 55 53 50 52 53 55 55 58 56  
PWIND DIR NE NE NE NE NE NE NE NE  
WIND CHAR LT LT LT GN GN GN GN GN  
AVG CLOUDS SC B1 B2 B2 B2 B1 B1 SC SC B1 B1 B2 B2 B2 B1 B2  
POP 12HR 5 20 10 10 20 20 40 40  
RAIN SHWRS S S S S S S C C C C  
 

 
SCZ048-202100-  
BEAUFORT MARINE CORPS AIR STATION-BEAUFORT SC  
32.48N 80.72W ELEV. 37 FT  
444 AM EDT SAT OCT 20 2018  
 
DATE SAT 10/20/18 SUN 10/21/18 MON 10/22/18  
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 54 66 45 71  
TEMP 68 69 78 83 81 73 68 64 57 55 59 65 65 54 50 48 47 47 62 70 70 61  
DEWPT 67 67 70 68 68 67 62 54 48 41 36 32 34 36 37 36 35 36 42 49 52 53  
RH 97 93 76 61 65 81 81 70 72 59 42 29 31 50 61 63 63 65 48 47 53 75  
WIND DIR SW SW W W W W W NW NW N N N N N N NE NE NE NE E E NE  
WIND SPD 2 4 9 11 11 10 11 13 13 14 14 12 9 5 5 5 6 6 6 5 5 4  
CLOUDS B1 B1 B1 B1 B2 B2 B1 FW FW CL CL CL CL CL CL CL CL CL FW FW FW SC  
POP 12HR 20 20 0 0 0  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S S S  
 
DATE TUE 10/23/18 WED 10/24/18 THU 10/25/18 FRI 10/26/18  
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 57 75 58 76 57 71 54 68  
TEMP 58 58 74 65 61 59 75 67 61 57 70 62 57 55 67 60  
DEWPT 53 54 60 60 59 56 53 55 52 50 52 52 53 53 54 55  
PWIND DIR NE NE N NE NE NE NE NE  
WIND CHAR LT LT LT GN GN GN GN GN  
AVG CLOUDS SC B1 B2 B2 B1 B1 B1 SC SC B1 B2 B2 B2 B2 B2 B2  
POP 12HR 5 20 10 10 10 20 40 40  
RAIN SHWRS S S S S C C C C  
 

 
SCZ043-202100-  
WALTERBORO-INLAND COLLETON SC  
32.91N 80.67W ELEV. 98 FT  
444 AM EDT SAT OCT 20 2018  
 
DATE SAT 10/20/18 SUN 10/21/18 MON 10/22/18  
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 84 52 66 41 70  
TEMP 64 66 77 84 82 70 65 60 55 52 59 64 64 52 47 44 42 43 60 68 69 57  
DEWPT 64 65 69 67 66 66 61 51 45 38 34 31 33 35 35 35 33 33 38 44 47 49  
RH 100 97 76 57 58 87 87 72 69 59 39 29 31 52 63 70 70 67 44 42 45 75  
WIND DIR SW SW SW W W W W NW N N N N N N NE NE NE NE NE E E E  
WIND SPD 2 4 8 11 11 10 10 11 10 11 13 11 8 4 3 3 3 4 4 3 3 3  
CLOUDS B2 B2 B2 B2 B2 B2 B1 FW FW CL CL CL CL CL CL CL CL CL FW FW FW FW  
POP 12HR 30 20 0 0 0  
QPF 12HR 0.01 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S C S  
 
DATE TUE 10/23/18 WED 10/24/18 THU 10/25/18 FRI 10/26/18  
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 52 74 55 74 53 68 51 67  
TEMP 54 53 72 62 58 55 73 63 58 53 67 60 54 52 66 60  
DEWPT 49 50 57 58 56 53 52 52 49 47 50 50 50 49 52 55  
PWIND DIR NE NE NE NE NE NE NE NE  
WIND CHAR LT LT LT LT LT GN LT LT  
AVG CLOUDS SC B1 B2 B2 B1 SC SC SC SC SC B1 B2 B2 B1 B1 B2  
POP 12HR 5 10 10 10 10 20 40 40  
RAIN SHWRS S S C C C C  
 

 
GAZ099-202100-  
METTER-CANDLER GA  
32.40N 82.06W ELEV. 197 FT  
444 AM EDT SAT OCT 20 2018  
 
DATE SAT 10/20/18 SUN 10/21/18 MON 10/22/18  
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 84 52 67 41 71  
TEMP 65 67 76 81 79 70 63 59 53 52 59 65 65 52 48 45 43 42 60 69 70 58  
DEWPT 64 66 70 68 67 66 60 53 45 41 35 32 33 35 34 33 33 33 38 43 46 48  
RH 97 97 82 65 67 87 90 80 74 66 40 29 30 52 58 62 67 70 44 39 42 69  
WIND DIR SW SW W W W W NW NW NW N NE NE NE NE NE NE NE NE E E E E  
WIND SPD 2 6 11 13 10 8 12 10 10 11 13 11 8 3 3 3 4 4 5 5 4 3  
CLOUDS B1 B1 B1 B2 B2 B2 SC FW FW CL CL CL CL CL CL CL CL CL FW FW FW SC  
POP 12HR 30 20 0 0 0  
QPF 12HR 0.01 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS C C S  
WIND CHILL 39  
MIN CHILL 38  
 
DATE TUE 10/23/18 WED 10/24/18 THU 10/25/18 FRI 10/26/18  
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 54 75 56 76 53 69 51 67  
TEMP 55 55 73 63 60 57 75 64 57 54 68 60 55 52 66 59  
DEWPT 49 50 57 58 57 54 53 52 49 48 49 50 49 49 52 53  
PWIND DIR NE NE NE NE NE NE NE NE  
WIND CHAR LT LT LT LT LT GN LT GN  
AVG CLOUDS SC B1 B2 B1 B1 B1 SC SC SC B1 B1 B2 B2 B1 B1 B2  
POP 12HR 5 10 5 10 10 20 40 40  
RAIN SHWRS S S C C C 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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