Point Forecast Matrices
Issued by NWS Charleston, SC
Issued by NWS Charleston, SC
563
FOUS52 KCHS 041759
PFMCHS
Point Forecast Matrices
National Weather Service Charleston SC
159 PM EDT Fri Jul 4 2025
SCZ050-050800-
Charleston International Airport-Charleston SC
32.91N 80.03W Elev. 45 ft
159 PM EDT Fri Jul 4 2025
Date 07/04/25 Sat 07/05/25 Sun 07/06/25 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 74 86 74 88 75
Temp 89 83 79 77 75 77 82 84 83 79 76 75 74 76 84 85 87 82 79 77 75 78
Dewpt 72 73 72 72 72 72 71 71 72 72 72 73 73 74 73 73 74 74 74 75 74 74
RH 57 72 79 85 90 85 69 65 70 79 87 94 97 94 70 67 65 77 85 94 97 88
Wind dir E E E NE NE NE NE NE NE NE NE NE N N SE S S S SW SW W W
Wind spd 14 12 10 10 12 13 17 18 18 13 11 9 9 9 10 11 11 10 6 5 5 5
Wind gust 27 31
Clouds FW SC SC SC SC SC B1 B1 B1 B1 B2 B2 B2 B2 B2 B2 B1 B1 B2 B1 B1 B1
PoP 12hr 40 70 60 70 20
QPF 12hr 0.04 0.38 0.42 0.22 0
Snow 12hr 00-00 00-00 00-00
Rain shwrs S C C L C L L C C L L L L S S S
Tstms S S C L C C C C C S C L L S S
Heat index 96 90 92 95
Max heat 97 90 92 95
Date 07/07 Tue 07/08/25 Wed 07/09/25 Thu 07/10/25 Fri 07/11/25
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 93 77 96 77 95 77 94 77 94
Temp 92 85 80 80 95 85 79 80 94 85 80 80 93 84 80 79 93 84
Dewpt 73 75 76 75 73 76 76 76 74 76 76 75 74 76 76 75 73 75
PWind dir SW SW SW SW SW SW SW SW SW
Wind char GN LT LT LT GN GN GN GN GN
Avg clouds B1 B1 B1 SC SC B1 SC FW FW B1 B1 B1 B1 B1 SC FW SC SC
PoP 12hr 40 10 30 10 40 30 50 30 50
Rain shwrs S C S C C C S C C S C
Tstms S C S C C C S C C S C
$$
GAZ118-050800-
Savannah International Airport-Inland Chatham GA
32.12N 81.20W Elev. 50 ft
159 PM EDT Fri Jul 4 2025
Date 07/04/25 Sat 07/05/25 Sun 07/06/25 Mon
EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12
Min/Max 75 86 73 88 75
Temp 90 84 80 77 75 77 83 86 86 81 77 75 73 75 82 87 88 83 79 77 75 77
Dewpt 74 74 74 73 72 74 75 75 74 74 73 72 72 73 74 75 75 76 75 74 73 74
RH 60 72 82 87 90 90 77 70 68 79 87 90 97 94 77 68 66 80 88 90 94 90
Wind dir E E NE NE NE NE NE NE NE NE NE N N NW NW W SW S SW SW W W
Wind spd 11 10 8 8 10 13 14 14 13 10 6 5 5 5 6 6 8 5 4 3 4 5
Clouds B1 FW SC SC SC B1 B1 B1 SC B1 B1 B2 B1 B2 B1 B2 B1 B1 SC FW FW SC
PoP 12hr 20 70 40 60 10
QPF 12hr 0 0.05 0.06 0.12 0
Snow 12hr 00-00 00-00 00-00
Rain shwrs S S S S C L C C S S C C L L
Tstms S S S C L C S C L
Heat index 99 91 90 95 94 96 98 91
Max heat 101 95 94 96 98
Date 07/07 Tue 07/08/25 Wed 07/09/25 Thu 07/10/25 Fri 07/11/25
EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
Max/Min 94 77 96 77 96 76 94 76 93
Temp 94 87 80 79 96 87 79 79 96 86 78 78 94 86 79 78 93 85
Dewpt 75 76 75 74 75 77 75 75 75 77 74 75 77 77 75 75 76 76
PWind dir SW SW SW SW SW SW SW SW SW
Wind char LT LT LT LT LT LT GN LT GN
Avg clouds B1 B1 SC SC FW B1 SC FW FW B1 B1 B1 B1 B1 SC FW SC B1
PoP 12hr 40 5 30 10 40 20 60 20 60
Rain shwrs C C C S L S S L
Tstms C C C S L S S L
$$
SCZ050-050800-
Charleston Waterfront-Charleston SC
32.78N 79.94W Elev. 10 ft
159 PM EDT Fri Jul 4 2025
Date 07/04/25 Sat 07/05/25 Sun 07/06/25 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 85 75 87 76
Temp 87 82 80 78 76 78 82 84 83 79 76 76 75 77 84 86 86 82 80 79 76 79
Dewpt 76 75 74 74 74 74 75 75 75 74 75 75 75 76 77 78 78 77 76 76 76 76
RH 70 79 82 88 94 88 79 74 77 85 97 97100 97 80 77 77 85 88 91100 91
Wind dir E E E NE NE NE NE NE NE NE NE NE NE N S S S S SW SW W W
Wind spd 14 11 10 10 12 14 18 18 18 13 11 8 8 8 10 11 12 10 8 5 5 5
Clouds SC SC SC SC SC B1 B2 B1 B1 B2 B2 B1 B2 B2 B2 B2 B1 B1 B2 B1 B1 B1
PoP 12hr 50 70 60 60 30
QPF 12hr 0.02 0.40 0.72 0.20 0
Snow 12hr 00-00 00-00 00-00
Rain shwrs S S S C L L C L L C C L L L L C C C
Tstms S S S C C L C C C C C C C L L C S S
Heat index 98 91 90 94 98 98 90
Max heat 100 93 93 98 98
Date 07/07 Tue 07/08/25 Wed 07/09/25 Thu 07/10/25 Fri 07/11/25
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 78 93 79 92 79 91 78 92
Temp 91 84 80 80 93 84 80 81 92 85 81 81 91 84 81 80 92 84
Dewpt 78 77 77 77 78 78 78 77 79 78 78 78 79 78 78 77 79 78
PWind dir SW SW SW SW SW SW SW SW SW
Wind char GN LT GN LT GN GN GN GN GN
Avg clouds B1 B1 B1 SC SC B1 B1 FW FW B1 B1 B1 B1 B1 SC FW SC SC
PoP 12hr 30 20 30 20 30 30 40 30 50
Rain shwrs C C S S C S S C C S C C C S S C
Tstms C C S S C S S C C S C C C S S C
$$
SCZ048-050800-
Beaufort Marine Corps Air Station-Beaufort SC
32.48N 80.72W Elev. 37 ft
159 PM EDT Fri Jul 4 2025
Date 07/04/25 Sat 07/05/25 Sun 07/06/25 Mon
EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12
Min/Max 75 85 74 88 75
Temp 88 83 80 77 76 77 82 84 84 81 77 75 74 75 81 85 86 82 79 78 76 78
Dewpt 75 75 74 73 72 74 75 75 75 74 74 73 73 74 75 76 76 76 76 75 74 74
RH 66 77 82 87 87 90 79 74 74 79 90 94 97 97 82 75 72 82 91 91 94 88
Wind dir E E NE NE NE NE NE NE NE NE NE N N N N W SW SW SW SW W W
Wind spd 11 10 8 9 11 13 16 14 13 10 9 5 6 6 8 8 8 5 4 4 4 5
Wind gust 18 25 25 20
Clouds B1 SC FW SC SC B1 B1 B1 SC B1 B1 B1 B1 B1 B1 B2 SC B1 SC SC SC SC
PoP 12hr 30 70 40 60 10
QPF 12hr 0 0.20 0.18 0.16 0
Snow 12hr 00-00 00-00 00-00
Rain shwrs S C S C C L C C C C C C L L
Tstms S C S C C L C S S S C L
Heat index 98 90 92 92 94 96
Max heat 98 92 92 94 98
Date 07/07 Tue 07/08/25 Wed 07/09/25 Thu 07/10/25 Fri 07/11/25
EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
Max/Min 92 77 95 78 94 76 93 77 92
Temp 91 86 80 79 94 86 80 80 93 85 80 79 92 85 79 78 91 84
Dewpt 76 77 76 75 76 77 76 76 77 77 76 75 77 78 76 75 77 77
PWind dir SW SW SW SW SW SW SW SW SW
Wind char LT LT LT LT LT LT GN LT GN
Avg clouds B1 SC B1 SC SC B1 B1 FW FW B1 B1 B1 B1 B1 SC FW SC B1
PoP 12hr 30 10 30 10 30 20 40 20 50
Rain shwrs C C C S S C S S C
Tstms C C C S S C S S C
$$
SCZ043-050800-
Walterboro-Inland Colleton SC
32.91N 80.67W Elev. 98 ft
159 PM EDT Fri Jul 4 2025
Date 07/04/25 Sat 07/05/25 Sun 07/06/25 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 71 84 72 85 73
Temp 89 83 77 74 73 75 82 84 84 79 75 73 72 73 79 83 85 81 77 74 73 75
Dewpt 71 72 73 72 72 73 71 71 71 72 72 71 72 73 73 74 74 74 75 74 73 74
RH 56 70 87 93 97 94 69 65 65 79 90 93100100 82 74 70 79 94100100 97
Wind dir E E E NE NE NE NE NE NE NE NE NE N N N N SW S S SW W W
Wind spd 11 6 5 5 9 11 13 13 13 9 8 5 6 6 8 6 6 4 2 2 2 3
Wind gust 24 24
Clouds FW FW SC FW SC SC B1 B1 SC SC B2 B1 B2 B2 B2 B2 SC B1 SC SC B1 SC
PoP 12hr 20 60 40 70 10
QPF 12hr 0 0.10 0.18 0.21 0
Snow 12hr 00-00 00-00 00-00
Rain shwrs S S C C C C C C C C L L
Tstms S S C C C S L L
Heat index 95 90 93
Max heat 96 90 93
Date 07/07 Tue 07/08/25 Wed 07/09/25 Thu 07/10/25 Fri 07/11/25
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 93 75 93 74 92 74 91
Temp 91 86 77 77 93 86 77 77 93 85 77 77 92 84 77 76 91 84
Dewpt 73 75 74 75 73 75 75 76 73 75 75 75 74 75 75 75 74 74
PWind dir SW SW SW SW SW SW SW SW SW
Wind char LT LT LT LT LT LT LT LT GN
Avg clouds B1 SC SC SC FW SC SC FW FW SC B1 B1 SC SC SC FW SC SC
PoP 12hr 30 5 30 10 40 20 50 30 60
Rain shwrs C C C S S C C S L
Tstms C C C S S C C S L
$$
GAZ099-050800-
Metter-Candler GA
32.40N 82.06W Elev. 197 ft
159 PM EDT Fri Jul 4 2025
Date 07/04/25 Sat 07/05/25 Sun 07/06/25 Mon
EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12
Min/Max 71 88 71 88 72
Temp 91 84 76 73 72 74 83 88 88 82 76 72 71 72 80 86 88 84 76 74 72 76
Dewpt 71 72 72 72 71 72 72 70 69 71 71 71 70 71 72 72 72 74 74 73 72 74
RH 52 67 87 97 97 93 70 55 54 69 85 97 97 97 77 63 59 72 94 97100 94
Wind dir E E E NE NE NE NE NE NE NE NE NE N N N N N S S SW SW SW
Wind spd 9 5 3 3 6 10 11 12 11 6 4 3 4 5 5 5 4 2 2 2 2 2
Clouds SC B1 FW FW FW SC SC SC SC SC B1 SC B1 B2 B1 SC SC B1 SC FW FW FW
PoP 12hr 30 50 20 60 10
QPF 12hr 0.09 0.01 0.01 0.10 0
Snow 12hr 00-00 00-00 00-00
Rain shwrs C C S C S S S S S S L L
Tstms C C S C S S L L
Heat index 98 90 93 92 92 95 91
Max heat 99 93 93 92 96
Date 07/07 Tue 07/08/25 Wed 07/09/25 Thu 07/10/25 Fri 07/11/25
EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
Max/Min 95 74 97 74 96 74 94 73 93
Temp 94 89 77 77 97 87 77 77 95 85 77 77 93 85 76 76 93 85
Dewpt 71 73 73 73 71 74 73 74 72 74 74 75 74 75 74 75 74 75
PWind dir SW SW W SW SW SW SW SW SW
Wind char LT LT LT LT LT LT LT LT LT
Avg clouds SC SC SC FW FW SC SC FW FW SC SC B1 B1 B1 SC FW SC B1
PoP 12hr 30 5 30 10 40 30 60 30 60
Rain shwrs C C C C L C S L
Tstms C C C C L C S L
$$
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