936  
FOUS52 KCHS 150226  
PFMCHS  
 
POINT FORECAST MATRICES  
NATIONAL WEATHER SERVICE CHARLESTON SC  
1026 PM EDT FRI AUG 14 2020  
 
SCZ050-150900-  
CHARLESTON INTERNATIONAL AIRPORT-CHARLESTON SC  
32.91N 80.03W ELEV. 45 FT  
1026 PM EDT FRI AUG 14 2020  
 
DATE 08/14/20 SAT 08/15/20 SUN 08/16/20 MON  
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 76 90 75 90 73  
TEMP 79 78 76 77 86 90 88 82 79 77 76 77 86 90 87 82 79 76 74 75  
DEWPT 76 76 75 76 76 76 77 77 76 75 75 75 76 77 77 76 76 75 73 73  
RH 91 94 97 97 72 64 70 85 91 94 97 94 72 66 72 82 91 97 97 94  
WIND DIR S SW SW SW SW SW S S SW SW SW SW SW SW SW SW SW NW N N  
WIND SPD 6 6 3 3 6 9 11 8 6 5 4 5 6 8 8 5 3 2 4 4  
CLOUDS B2 B1 B1 B1 SC B1 B1 B1 B2 B2 B1 SC SC SC B1 B1 B1 B1 B1 SC  
POP 12HR 40 50 50 50 30  
QPF 12HR 0.02 0.17 0.21 0.11 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S S S S C C C C C C C C C C C C C C C C  
TSTMS S S S S C C C C C C C C C C C C C C C C  
HEAT INDEX 96102100 90 96103 99  
MAX HEAT 102 102 103 102  
 
DATE 08/17 TUE 08/18/20 WED 08/19/20 THU 08/20/20 FRI 08/21/20  
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 89 74 89 74 87 74 88 74 86  
TEMP 89 82 76 76 89 80 75 76 87 80 75 76 88 80 76 76 86 80  
DEWPT 73 74 74 74 73 74 73 73 74 74 73 73 75 74 73 73 75 75  
PWIND DIR NE NE E E SE S S SW SW  
WIND CHAR LT LT LT LT LT LT LT LT LT  
AVG CLOUDS SC SC SC SC SC B1 B1 B1 B2 B2 B2 B2 B2 B1 B1 B1 B1 B2  
POP 12HR 30 30 50 50 60 50 50 40 50  
RAIN SHWRS C C C C C C C C L L C C C C C C C C  
TSTMS C C C C C C C C L L C C C C C C C C  
 

 
GAZ118-150900-  
SAVANNAH INTERNATIONAL AIRPORT-INLAND CHATHAM GA  
32.12N 81.20W ELEV. 50 FT  
1026 PM EDT FRI AUG 14 2020  
 
DATE 08/14/20 SAT 08/15/20 SUN 08/16/20 MON  
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 75 92 75 91 74  
TEMP 80 78 76 76 86 92 90 83 78 77 75 76 85 91 90 84 79 77 74 75  
DEWPT 75 75 75 75 76 76 76 75 75 74 73 74 76 75 75 75 74 73 73 73  
RH 85 91 97 97 72 60 64 77 91 90 94 94 75 60 62 74 85 87 97 94  
WIND DIR S SW SW SW SW SW SW S SW SW SW SW W SW SW SW SW W NW N  
WIND SPD 5 4 1 3 8 9 9 8 4 4 3 5 6 8 5 4 2 1 3 4  
CLOUDS B1 B1 SC SC SC B1 B2 B2 B1 B1 SC SC SC SC B1 B1 B1 SC SC SC  
POP 12HR 20 60 40 40 20  
QPF 12HR 0 0.22 0.06 0.11 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S S S C C C C C C C C C S S S S C  
TSTMS S S S C C C C C C C C C S S S S C  
HEAT INDEX 96105102 90 94102101 92  
MAX HEAT 105 103 102 102  
 
DATE 08/17 TUE 08/18/20 WED 08/19/20 THU 08/20/20 FRI 08/21/20  
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 91 74 90 73 88 73 88 73 87  
TEMP 91 83 75 76 90 81 75 75 88 79 74 74 88 80 75 74 87 80  
DEWPT 74 74 73 74 72 73 73 73 73 73 72 73 74 73 72 72 75 74  
PWIND DIR NE SE E SE SE SE SE S SW  
WIND CHAR LT LT LT LT LT LT LT LT LT  
AVG CLOUDS SC SC SC SC SC B1 B1 B1 B1 B2 B2 B1 B1 B1 B1 B1 B1 B2  
POP 12HR 30 20 60 50 60 50 50 40 50  
RAIN SHWRS C C S S L L C C L L C C C C C C C C  
TSTMS C C S S L L C C L L C C C C C C C C  
 

 
SCZ050-150900-  
CHARLESTON WATERFRONT-CHARLESTON SC  
32.78N 79.94W ELEV. 10 FT  
1026 PM EDT FRI AUG 14 2020  
 
DATE 08/14/20 SAT 08/15/20 SUN 08/16/20 MON  
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 76 89 77 89 75  
TEMP 79 80 77 80 87 89 87 82 81 79 77 79 86 89 87 83 80 78 76 76  
DEWPT 76 77 76 76 76 76 77 77 77 76 76 76 76 77 77 76 77 76 74 74  
RH 91 91 97 88 70 66 72 85 88 91 97 91 72 68 72 80 91 94 94 94  
WIND DIR S SW SW SW SW S S S SW SW SW SW SW SW SW SW SW NW N N  
WIND SPD 13 11 9 8 10 13 14 12 11 10 8 8 10 12 12 9 6 4 6 6  
CLOUDS B2 B1 B1 B1 SC SC SC B1 B2 B2 B1 SC SC SC B1 B1 B1 B1 B1 SC  
POP 12HR 40 50 60 50 30  
QPF 12HR 0.01 0.12 0.31 0.09 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S S S S C C C C L C C C C C C C C C C C  
TSTMS S S S S C C C C L C C C C C C C C C C C  
HEAT INDEX 98100 99 90 96101 99 91  
MAX HEAT 100 102 90 102 100  
 
DATE 08/17 TUE 08/18/20 WED 08/19/20 THU 08/20/20 FRI 08/21/20  
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 88 76 88 76 87 75 87 76 86  
TEMP 88 83 78 78 88 81 77 78 86 81 77 77 87 81 77 77 85 80  
DEWPT 74 75 74 74 73 74 74 74 74 74 74 74 75 74 74 74 75 75  
PWIND DIR NE E E SE SE S S SW SW  
WIND CHAR GN LT LT LT LT LT LT LT LT  
AVG CLOUDS SC SC SC SC SC B1 B1 B1 B1 B2 B2 B2 B2 B1 B1 B1 B1 B2  
POP 12HR 30 30 50 50 60 50 50 40 50  
RAIN SHWRS C C C C C C C C L L C C C C C C C C  
TSTMS C C C C C C C C L L C C C C C C C C  
 

 
SCZ048-150900-  
BEAUFORT MARINE CORPS AIR STATION-BEAUFORT SC  
32.48N 80.72W ELEV. 37 FT  
1026 PM EDT FRI AUG 14 2020  
 
DATE 08/14/20 SAT 08/15/20 SUN 08/16/20 MON  
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 76 91 75 90 74  
TEMP 81 79 77 77 86 91 88 83 80 78 76 77 85 90 89 84 80 78 75 75  
DEWPT 75 76 75 75 76 76 77 77 76 75 74 74 75 76 76 76 76 75 73 73  
RH 82 91 94 94 72 62 70 82 88 91 94 90 72 64 66 77 88 91 94 94  
WIND DIR S SW SW SW SW SW S S SW SW SW SW SW SW SW SW SW W N N  
WIND SPD 6 5 3 4 6 9 10 8 5 5 4 6 6 8 6 4 3 2 3 5  
CLOUDS B1 B1 B1 SC SC B1 B1 B2 B1 B1 B1 SC SC SC B1 B1 B1 SC SC SC  
POP 12HR 20 60 50 40 20  
QPF 12HR 0 0.20 0.14 0.12 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S S S S C C C C C S S C C C C S S S S C  
TSTMS S S S S C C C C C S S C C C C S S S S C  
HEAT INDEX 96103100 92 94102100 93  
MAX HEAT 103 103 102 102  
 
DATE 08/17 TUE 08/18/20 WED 08/19/20 THU 08/20/20 FRI 08/21/20  
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 90 75 89 74 87 74 88 74 87  
TEMP 90 84 78 76 89 81 77 75 87 80 76 75 87 80 76 76 86 81  
DEWPT 73 75 74 74 73 74 73 73 74 74 73 73 75 74 73 73 75 75  
PWIND DIR NE E E SE SE S S S SW  
WIND CHAR LT LT LT LT LT LT LT LT LT  
AVG CLOUDS SC SC SC SC B1 B1 B1 B1 B1 B2 B2 B2 B1 B1 B2 B1 B1 B1  
POP 12HR 30 30 50 50 60 50 50 40 50  
RAIN SHWRS C C C C C C C C L L C C C C C C C C  
TSTMS C C C C C C C C L L C C C C C C C C  
 

 
SCZ043-150900-  
WALTERBORO-INLAND COLLETON SC  
32.91N 80.67W ELEV. 98 FT  
1026 PM EDT FRI AUG 14 2020  
 
DATE 08/14/20 SAT 08/15/20 SUN 08/16/20 MON  
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 73 91 73 90 71  
TEMP 74 75 74 75 86 91 89 81 77 75 73 75 85 90 89 82 76 74 71 73  
DEWPT 74 75 74 75 76 75 75 76 75 74 73 74 75 75 75 76 74 73 71 72  
RH 100100100100 72 60 64 85 94 97100 97 72 62 64 82 94 97100 97  
WIND DIR S SW SW SW SW SW SW S S SW SW SW SW W W SW E N N N  
WIND SPD 2 3 0 2 6 8 8 4 3 4 3 4 5 6 5 2 1 1 3 3  
CLOUDS B1 B1 B1 SC SC B1 B2 B2 B2 B1 B1 SC SC SC B1 SC SC SC SC SC  
POP 12HR 20 60 50 40 20  
QPF 12HR 0.05 0.21 0.08 0.11 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S S S S C C L C C S S C C C C S S S S C  
TSTMS S S S S C C L C C S S C C C C S S S S C  
HEAT INDEX 96102 99 94101 99  
MAX HEAT 102 102 101 101  
 
DATE 08/17 TUE 08/18/20 WED 08/19/20 THU 08/20/20 FRI 08/21/20  
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 90 72 90 71 87 71 88 71 86  
TEMP 89 81 74 74 90 79 73 73 87 77 72 73 88 79 73 73 86 77  
DEWPT 71 74 73 72 71 73 72 72 73 73 72 72 74 73 72 72 74 74  
PWIND DIR NE E E E SE SE SE S SW  
WIND CHAR LT LT LT LT LT LT LT LT LT  
AVG CLOUDS SC SC SC SC B1 B1 B1 B1 B2 B2 B2 B2 B2 B1 B1 B1 B1 B1  
POP 12HR 30 20 60 50 60 50 50 40 50  
RAIN SHWRS C C S S L L C C L L C C C C C C C C  
TSTMS C C S S L L C C L L C C C C C C C C  
 

 
GAZ099-150900-  
METTER-CANDLER GA  
32.40N 82.06W ELEV. 197 FT  
1026 PM EDT FRI AUG 14 2020  
 
DATE 08/14/20 SAT 08/15/20 SUN 08/16/20 MON  
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 73 91 73 93 72  
TEMP 77 76 75 75 86 91 90 82 76 74 73 75 85 92 92 84 77 75 73 74  
DEWPT 75 74 73 74 74 73 72 73 73 72 72 73 73 71 70 71 71 71 71 71  
RH 94 94 94 97 68 56 56 74 90 93 97 94 67 51 49 65 82 87 93 90  
WIND DIR SW SW SW SW SW SW SW SW SW SW SW SW W W W W N NE N NE  
WIND SPD 3 2 0 2 8 10 10 6 5 4 3 4 6 6 5 3 2 1 2 3  
CLOUDS B1 B1 B1 B1 B1 B1 B2 B1 B1 B1 SC SC SC SC B1 SC SC FW FW SC  
POP 12HR 20 60 40 30 10  
QPF 12HR 0 0.17 0.01 0.04 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S S S C C L C C S S C C C  
TSTMS S S S C C L C C S S C C C  
HEAT INDEX 94100 97 92 99 98  
MAX HEAT 100 100 99 100  
 
DATE 08/17 TUE 08/18/20 WED 08/19/20 THU 08/20/20 FRI 08/21/20  
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 94 72 91 71 89 71 88 71 88  
TEMP 93 84 74 74 91 79 73 73 89 78 71 72 87 78 72 73 88 78  
DEWPT 69 71 71 72 69 72 71 72 71 71 71 71 72 71 70 71 71 73  
PWIND DIR NE E E E E SE S S S  
WIND CHAR LT LT LT LT LT LT LT LT LT  
AVG CLOUDS SC SC SC SC B1 B1 B1 B1 B1 B2 B2 B1 B2 B2 B1 B1 B2 B2  
POP 12HR 30 20 60 50 60 50 50 40 50  
RAIN SHWRS C C S S L L C C L L C C C C C C C C  
TSTMS C C S S L L C C L L C C C C 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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