133  
FOUS52 KCHS 190514  
PFMCHS  
 
POINT FORECAST MATRICES  
NATIONAL WEATHER SERVICE CHARLESTON SC  
1214 AM EST FRI JAN 19 2018  
 
SCZ050-200900-  
CHARLESTON INTERNATIONAL AIRPORT-CHARLESTON SC  
32.91N 80.03W ELEV. 45 FT  
1214 AM EST FRI JAN 19 2018  
 
DATE 01/18/18 FRI 01/19/18 SAT 01/20/18 SUN  
EST 3HRLY 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07  
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 25 58 32 61 38  
TEMP 29 27 26 42 54 57 43 39 37 35 34 48 58 60 47 44 41 40 39  
DEWPT 20 19 18 21 19 23 27 27 27 26 26 27 28 30 34 34 33 31 32  
RH 69 71 71 43 25 27 53 62 67 69 72 44 32 32 60 68 73 70 76  
WIND DIR W W SW SW W SW SW SW W W W W SW SW SW SW W W W  
WIND SPD 2 0 0 5 6 6 4 3 4 3 3 4 6 6 4 3 3 2 2  
CLOUDS CL CL CL CL CL CL CL CL CL CL FW FW FW SC SC SC 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 38 37 33 32 31 39  
MIN CHILL 26 25 31 33 29 34 39 38  
 
DATE 01/21 MON 01/22/18 TUE 01/23/18 WED 01/24/18 THU 01/25/18  
EST 6HRLY 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19  
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MAX/MIN 64 43 69 49 63 42 61 42 55  
TEMP 62 50 45 44 68 59 54 49 61 51 46 43 60 50 45 42 55 49  
DEWPT 40 42 42 42 54 55 51 47 39 40 37 36 38 40 38 39 39 39  
PWIND DIR SW SE SE S W NW N N N  
WIND CHAR LT LT LT LT GN LT LT LT LT  
AVG CLOUDS FW FW FW SC B1 B2 B2 B1 SC FW FW FW SC SC B1 B1 B1 B1  
POP 12HR 0 5 20 40 20 5 10 20 20  
RAIN SHWRS S S C C S S S S S S  
 

 
GAZ118-200900-  
SAVANNAH INTERNATIONAL AIRPORT-INLAND CHATHAM GA  
32.12N 81.20W ELEV. 50 FT  
1214 AM EST FRI JAN 19 2018  
 
DATE 01/18/18 FRI 01/19/18 SAT 01/20/18 SUN  
EST 3HRLY 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07  
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 24 59 32 61 37  
TEMP 27 26 25 41 53 58 43 39 36 34 33 48 58 60 48 43 40 39 37  
DEWPT 15 15 16 18 15 18 24 26 26 25 25 26 27 29 34 34 32 30 31  
RH 60 62 68 39 22 21 47 59 67 69 72 42 30 31 58 70 73 70 79  
WIND DIR W W W W W W SW W W W W W W SW SW SW W W NW  
WIND SPD 0 0 0 5 8 6 3 2 3 2 3 4 5 5 3 2 3 2 2  
CLOUDS CL CL CL CL CL CL CL CL CL FW FW SC SC SC SC 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  
WIND CHILL 37 33 30 38  
MIN CHILL 27 24 29 33 30 34 38 37  
 
DATE 01/21 MON 01/22/18 TUE 01/23/18 WED 01/24/18 THU 01/25/18  
EST 6HRLY 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19  
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MAX/MIN 66 45 71 50 64 42 62 42 57  
TEMP 63 52 46 45 69 61 56 50 62 52 45 42 60 52 46 42 57 51  
DEWPT 39 41 43 44 55 55 50 46 40 41 37 36 37 41 40 39 39 40  
PWIND DIR SW E SE SW W NW NW N NE  
WIND CHAR LT LT LT LT GN LT LT LT LT  
AVG CLOUDS FW FW FW SC B1 B2 B2 B1 SC FW FW FW SC B1 B1 B2 B1 B1  
POP 12HR 5 5 20 40 20 5 20 30 30  
RAIN SHWRS S S C C S S S S C C C C  
 

 
SCZ050-200900-  
CHARLESTON WATERFRONT-CHARLESTON SC  
32.78N 79.94W ELEV. 10 FT  
1214 AM EST FRI JAN 19 2018  
 
DATE 01/18/18 FRI 01/19/18 SAT 01/20/18 SUN  
EST 3HRLY 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07  
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 28 55 35 60 40  
TEMP 31 30 29 42 52 54 44 40 39 37 36 49 57 58 48 45 43 42 41  
DEWPT 21 21 21 25 25 27 29 30 28 27 26 28 30 32 36 35 34 32 33  
RH 66 69 72 50 35 35 55 67 64 67 67 44 35 37 63 68 70 67 73  
WIND DIR W W W W W SW SW W W W W W SW SW SW SW W W NW  
WIND SPD 4 0 0 6 8 6 5 5 5 4 4 5 8 8 6 5 4 3 3  
CLOUDS CL CL CL CL CL CL CL CL CL CL FW FW FW SC SC SC SC SC 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 26 38 36 35 33 32 39  
MIN CHILL 25 26 34 34 30 35 38  
 
DATE 01/21 MON 01/22/18 TUE 01/23/18 WED 01/24/18 THU 01/25/18  
EST 6HRLY 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19  
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MAX/MIN 63 45 68 50 63 44 60 43 54  
TEMP 60 51 47 46 67 58 54 50 61 52 47 45 58 50 46 44 54 49  
DEWPT 40 41 44 44 54 55 52 49 40 41 39 38 39 41 39 40 40 40  
PWIND DIR SW SE SE S W NW N N N  
WIND CHAR LT LT LT GN GN LT LT LT GN  
AVG CLOUDS FW FW FW SC B1 B2 B2 B2 SC FW FW FW SC SC B1 B1 B1 B1  
POP 12HR 0 5 20 40 20 5 10 20 20  
RAIN SHWRS S S C C S S S S S S  
 

 
SCZ048-200900-  
BEAUFORT MARINE CORPS AIR STATION-BEAUFORT SC  
32.48N 80.72W ELEV. 37 FT  
1214 AM EST FRI JAN 19 2018  
 
DATE 01/18/18 FRI 01/19/18 SAT 01/20/18 SUN  
EST 3HRLY 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07  
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 26 58 33 61 38  
TEMP 29 28 27 41 54 57 43 39 37 35 34 48 57 59 47 43 41 39 39  
DEWPT 20 20 20 23 18 22 26 27 27 25 25 27 28 31 35 34 33 31 32  
RH 69 71 74 48 24 25 51 62 67 66 69 44 33 34 63 70 73 73 76  
WIND DIR W W W W W W SW W W W W W SW SW SW SW W W NW  
WIND SPD 0 0 0 5 6 6 4 3 3 3 3 4 6 6 4 3 3 2 2  
CLOUDS CL CL CL CL CL CL CL CL CL FW FW SC SC SC SC SC SC SC 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 34 32 31 39  
MIN CHILL 29 26 31 34 31 34 39 38  
 
DATE 01/21 MON 01/22/18 TUE 01/23/18 WED 01/24/18 THU 01/25/18  
EST 6HRLY 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19  
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MAX/MIN 64 44 69 50 64 42 61 43 55  
TEMP 61 50 45 45 68 60 56 50 62 51 46 43 59 52 46 43 55 50  
DEWPT 39 42 43 43 54 55 51 47 40 40 37 36 38 41 39 39 40 40  
PWIND DIR SW E SE SW W NW N N NE  
WIND CHAR LT LT LT GN GN LT LT LT GN  
AVG CLOUDS FW FW FW SC B1 B2 B2 B1 SC FW FW FW SC B1 B1 B1 B1 B1  
POP 12HR 0 5 20 40 20 5 10 20 30  
RAIN SHWRS S S C C S S S S C C  
 

 
SCZ043-200900-  
WALTERBORO-INLAND COLLETON SC  
32.91N 80.67W ELEV. 98 FT  
1214 AM EST FRI JAN 19 2018  
 
DATE 01/18/18 FRI 01/19/18 SAT 01/20/18 SUN  
EST 3HRLY 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07  
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 22 58 30 62 36  
TEMP 25 24 23 39 52 58 43 37 34 32 31 46 58 61 49 43 40 37 37  
DEWPT 18 17 17 21 18 20 23 25 25 24 24 25 26 28 31 32 31 30 31  
RH 74 74 77 48 26 23 45 61 69 72 75 43 29 28 50 65 70 75 79  
WIND DIR SW SW SW SW W SW SW SW W W W W SW SW SW SW W W W  
WIND SPD 0 0 0 5 6 6 4 3 3 3 3 5 6 6 4 2 2 2 2  
CLOUDS CL CL CL CL CL CL CL CL CL CL FW FW SC SC SC SC 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 35 34 31 29 28  
MIN CHILL 25 22 27 31 26 32 36  
 
DATE 01/21 MON 01/22/18 TUE 01/23/18 WED 01/24/18 THU 01/25/18  
EST 6HRLY 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19  
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MAX/MIN 66 41 70 47 64 40 62 40 57  
TEMP 62 52 44 43 68 61 52 47 62 50 44 41 59 51 44 40 56 50  
DEWPT 39 42 40 40 52 54 50 45 39 38 36 35 36 39 36 37 37 37  
PWIND DIR SW SE SE SW W NW NW N N  
WIND CHAR LT LT LT LT GN LT LT LT LT  
AVG CLOUDS FW FW FW SC B1 B2 B2 B1 SC FW FW FW SC SC B1 B1 B1 B1  
POP 12HR 0 5 20 40 10 5 10 20 20  
RAIN SHWRS S S C C S S S S S S  
 

 
GAZ099-200900-  
METTER-CANDLER GA  
32.40N 82.06W ELEV. 197 FT  
1214 AM EST FRI JAN 19 2018  
 
DATE 01/18/18 FRI 01/19/18 SAT 01/20/18 SUN  
EST 3HRLY 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07  
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 23 58 31 60 37  
TEMP 27 25 24 41 52 58 43 38 34 32 32 46 56 60 48 43 41 39 38  
DEWPT 17 18 18 17 12 15 22 23 25 24 25 26 28 29 32 33 32 31 32  
RH 65 74 77 37 20 18 43 54 69 72 75 45 34 31 54 67 70 73 79  
WIND DIR W W W W W W SW W W W W W W SW SW W W W NW  
WIND SPD 0 0 0 6 8 8 4 3 4 3 3 4 6 6 4 3 3 3 2  
CLOUDS CL CL CL CL CL CL CL CL CL FW FW SC SC SC SC 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 30 29 29 39 37  
MIN CHILL 27 23 29 30 28 33 39 37  
 
DATE 01/21 MON 01/22/18 TUE 01/23/18 WED 01/24/18 THU 01/25/18  
EST 6HRLY 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19  
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MAX/MIN 66 43 71 44 64 40 61 41 57  
TEMP 62 53 47 44 68 59 53 44 60 53 45 41 59 52 45 41 57 50  
DEWPT 39 43 42 43 53 55 48 43 40 38 36 35 36 40 39 38 36 37  
PWIND DIR SW SE SE SW NW NW NW N NE  
WIND CHAR LT LT LT LT GN LT LT LT LT  
AVG CLOUDS FW FW FW SC B2 B2 B2 B1 SC FW FW FW SC B1 B1 B1 B1 B1  
POP 12HR 5 5 40 40 10 5 10 20 20  
RAIN SHWRS C C C C S S 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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