Point Forecast Matrices
Issued by NWS Charleston, SC
Issued by NWS Charleston, SC
998
FOUS52 KCHS 040540
PFMCHS
Point Forecast Matrices
National Weather Service Charleston SC
140 AM EDT Fri Jul 4 2025
SCZ050-042000-
Charleston International Airport-Charleston SC
32.91N 80.03W Elev. 45 ft
140 AM EDT Fri Jul 4 2025
Date Fri 07/04/25 Sat 07/05/25 Sun 07/06/25
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 92 74 87 73 89
Temp 75 76 87 90 90 82 78 76 75 76 83 84 85 80 76 75 74 76 83 86 88 83
Dewpt 73 74 72 70 70 72 73 73 73 72 71 71 72 71 72 72 71 72 72 72 73 73
RH 94 94 61 52 52 72 85 90 94 87 67 65 65 74 87 90 90 87 70 63 61 72
Wind dir NE N NE E E E E E E E E E E E E NE NE NE E SE E S
Wind spd 2 5 10 13 14 12 10 9 10 13 16 18 18 13 10 9 10 10 12 12 11 9
Wind gust 26 28
Clouds SC SC FW SC B1 SC SC SC B2 B1 B2 B1 B1 B1 B2 B2 B2 B2 B2 B1 B1 B1
PoP 12hr 30 40 70 50 60
QPF 12hr 0 0.04 0.32 0.24 0.22
Snow 12hr 00-00 00-00 00-00
Rain shwrs S C C C C C L L L L C C C C C C L L S
Tstms S C C C S C S C L C C S S S L L S
Heat index 94 96 96 91 92 96
Max heat 96 97 91 92 96
Date Mon 07/07/25 Tue 07/08/25 Wed 07/09/25 Thu 07/10/25
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 75 94 76 95 77 95 77 95
Temp 77 78 92 83 79 79 93 85 79 80 93 84 79 79 93 83
Dewpt 74 73 71 74 75 74 72 75 76 75 72 75 75 75 72 75
PWind dir SW SW SW SW SW SW SW SW
Wind char LT GN LT GN LT GN GN GN
Avg clouds SC B1 SC SC SC FW FW SC SC FW SC B1 B1 B1 B1 B1
PoP 12hr 20 40 20 30 20 40 30 60
Rain shwrs S S S C S S C S S S C C S S L
Tstms S S S C S S C S S S C C S S L
$$
GAZ118-042000-
Savannah International Airport-Inland Chatham GA
32.12N 81.20W Elev. 50 ft
140 AM EDT Fri Jul 4 2025
Date Fri 07/04/25 Sat 07/05/25 Sun 07/06/25
EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20
UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00
Max/Min 91 74 87 73 91
Temp 75 77 85 89 89 83 79 76 75 76 81 84 86 81 77 75 73 75 83 87 90 85
Dewpt 74 75 75 75 74 74 74 73 73 74 75 74 74 74 73 72 72 73 74 74 73 74
RH 97 94 72 64 61 74 85 90 94 94 82 72 68 79 87 90 97 94 74 65 58 70
Wind dir NE NE NE E E E NE NE NE NE NE NE NE NE NE NE N N NE NE NE S
Wind spd 2 4 9 10 11 9 8 6 10 12 13 13 13 10 8 5 6 8 9 9 9 5
Wind gust 24
Clouds SC B1 SC SC SC SC B1 SC B1 B2 B2 B1 B1 B2 SC B1 B1 B2 B1 SC SC SC
PoP 12hr 40 30 80 40 60
QPF 12hr 0.05 0.10 0.27 0.13 0.38
Snow 12hr 00-00 00-00 00-00
Rain shwrs C C C C C C L L D D C C S S C C L L
Tstms C C C S S C L L S S L L
Heat index 94 99 98 90 91 94 90 95 98 93
Max heat 99 99 91 94 95 98
Date Mon 07/07/25 Tue 07/08/25 Wed 07/09/25 Thu 07/10/25
EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
Min/Max 74 94 76 96 77 96 76 95
Temp 76 77 92 86 78 78 94 87 79 79 94 86 79 78 93 84
Dewpt 71 73 74 75 73 74 74 75 74 75 74 76 75 75 76 76
PWind dir SW SW SW SW SW SW SW SW
Wind char LT LT LT LT LT LT LT LT
Avg clouds SC FW SC SC FW FW FW SC FW FW FW B1 B2 B2 B1 B2
PoP 12hr 10 40 10 30 20 50 30 70
Rain shwrs C C S C C S L
Tstms C C S C C S L
$$
SCZ050-042000-
Charleston Waterfront-Charleston SC
32.78N 79.94W Elev. 10 ft
140 AM EDT Fri Jul 4 2025
Date Fri 07/04/25 Sat 07/05/25 Sun 07/06/25
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 89 76 85 75 88
Temp 76 77 86 88 87 83 80 78 76 78 83 83 84 81 78 77 76 77 83 85 87 83
Dewpt 75 76 76 76 75 75 75 75 74 74 75 76 75 74 74 74 74 75 77 77 77 76
RH 97 97 72 68 68 77 85 91 94 88 77 80 74 79 88 90 94 94 82 77 72 80
Wind dir N NE E E E E E E E E E E E E E E NE NE E SE SE S
Wind spd 2 5 10 13 14 11 10 10 11 13 17 18 18 13 11 9 10 10 11 11 11 9
Clouds SC SC SC SC SC B1 B1 B1 B2 B1 B2 B2 B1 B1 B2 B2 B2 B2 B2 B1 B2 B1
PoP 12hr 30 50 70 60 60
QPF 12hr 0 0.09 0.37 0.27 0.17
Snow 12hr 00-00 00-00 00-00
Rain shwrs S C C C C C L L L L L L C C L L C C C
Tstms S C C C S C C C L C C S S C S S C C C
Heat index 96 99 96 90 90 91 91 92 96 99 91
Max heat 100 100 91 92 96 99
Date Mon 07/07/25 Tue 07/08/25 Wed 07/09/25 Thu 07/10/25
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 76 91 78 93 79 93 79 93
Temp 78 79 90 84 80 80 91 85 81 81 91 85 81 81 91 84
Dewpt 76 75 77 77 77 76 77 78 78 77 78 77 78 77 79 78
PWind dir SW SW SW SW SW SW SW SW
Wind char LT GN LT GN LT GN LT GN
Avg clouds B1 B1 SC SC SC SC FW SC SC FW SC B1 B1 B1 B1 B1
PoP 12hr 30 30 20 30 20 40 40 50
Rain shwrs C S C C S S S C S S S C C S C C
Tstms C S S C S S S C S S S C C S C C
$$
SCZ048-042000-
Beaufort Marine Corps Air Station-Beaufort SC
32.48N 80.72W Elev. 37 ft
140 AM EDT Fri Jul 4 2025
Date Fri 07/04/25 Sat 07/05/25 Sun 07/06/25
EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20
UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00
Max/Min 90 75 85 73 88
Temp 76 77 85 88 88 83 79 77 75 77 81 83 84 81 77 75 73 75 82 86 88 83
Dewpt 74 76 76 75 75 74 74 73 72 74 75 74 74 74 73 73 72 73 75 75 75 75
RH 94 97 75 66 66 74 85 87 90 90 82 74 72 79 87 94 97 94 79 70 66 77
Wind dir NE NE NE E E E E E NE NE NE E E E E NE NE NE NE E SE S
Wind spd 2 4 9 10 11 9 8 6 10 12 14 13 13 10 8 6 8 9 10 9 9 5
Wind gust 19 24 24 20 18
Clouds SC SC SC SC SC B1 B1 SC B1 B1 B2 B2 SC B1 SC B2 B2 B2 B2 B1 SC SC
PoP 12hr 30 30 70 40 50
QPF 12hr 0 0.07 0.31 0.17 0.41
Snow 12hr 00-00 00-00 00-00
Rain shwrs S C C C C C L L L L C C C C C C C C S
Tstms S C C S S S C L L C S S C C S
Heat index 94 98 98 90 90 91 95 98 90
Max heat 98 99 90 91 95 98
Date Mon 07/07/25 Tue 07/08/25 Wed 07/09/25 Thu 07/10/25
EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
Min/Max 75 93 77 94 77 94 77 93
Temp 77 77 91 85 79 79 93 86 80 79 92 86 80 79 92 84
Dewpt 74 74 75 76 75 74 75 77 76 75 76 77 75 76 77 77
PWind dir SW SW SW SW SW SW SW SW
Wind char LT LT LT LT LT LT LT GN
Avg clouds SC FW SC SC FW FW FW SC FW FW SC SC B1 B1 B1 B2
PoP 12hr 20 30 10 30 20 40 30 60
Rain shwrs S C C S C C S L
Tstms S C C S C C S L
$$
SCZ043-042000-
Walterboro-Inland Colleton SC
32.91N 80.67W Elev. 98 ft
140 AM EDT Fri Jul 4 2025
Date Fri 07/04/25 Sat 07/05/25 Sun 07/06/25
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 90 72 84 70 86
Temp 72 74 86 89 88 83 77 73 72 75 81 83 84 80 74 72 71 73 82 84 86 83
Dewpt 72 74 72 70 70 71 73 72 72 73 71 71 70 71 72 71 70 72 72 72 71 72
RH 100100 63 54 55 67 87 97100 94 72 67 63 74 93 97 97 97 72 67 61 70
Wind dir NE NE NE NE E E E NE NE NE NE E E E NE NE NE NE NE E NE SE
Wind spd 1 3 9 10 10 6 5 5 8 10 12 12 12 8 5 5 5 8 9 9 8 4
Wind gust 23
Clouds B1 SC SC SC SC SC SC B1 B1 B1 B1 B1 SC SC SC B2 B2 B2 B2 SC SC SC
PoP 12hr 30 20 60 40 50
QPF 12hr 0 0 0.23 0.12 0.21
Snow 12hr 00-00 00-00 00-00
Rain shwrs S S S S S S C C L L C C C C C C C C S
Tstms S S S S C L C S S C C S
Heat index 92 94 93 90 91
Max heat 94 94 90 91
Date Mon 07/07/25 Tue 07/08/25 Wed 07/09/25 Thu 07/10/25
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 72 91 74 93 74 93 74 92
Temp 74 76 89 83 76 77 92 85 76 78 92 84 76 77 90 83
Dewpt 72 72 70 73 74 74 71 74 74 75 71 75 75 75 73 75
PWind dir S SW SW SW SW SW SW SW
Wind char LT LT LT LT LT LT LT LT
Avg clouds SC SC SC SC FW FW FW SC FW FW SC SC B1 B1 B1 B1
PoP 12hr 20 30 10 30 20 40 30 60
Rain shwrs S C C S C C S L
Tstms S C C S C C S L
$$
GAZ099-042000-
Metter-Candler GA
32.40N 82.06W Elev. 197 ft
140 AM EDT Fri Jul 4 2025
Date Fri 07/04/25 Sat 07/05/25 Sun 07/06/25
EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20
UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00
Max/Min 93 71 88 70 91
Temp 74 74 86 91 91 84 78 74 72 74 82 86 87 81 75 73 71 73 81 87 90 84
Dewpt 73 74 73 70 70 72 72 71 71 72 72 70 70 71 71 71 70 71 71 71 70 72
RH 97100 65 50 50 67 82 90 97 93 72 59 57 72 87 93 97 93 72 59 52 67
Wind dir NE NE NE NE E E E NE NE NE NE NE E E NE NE N N N N NE SE
Wind spd 1 2 6 9 8 4 3 3 5 9 11 11 10 5 4 3 4 5 5 6 5 2
Wind gust 16
Clouds SC B1 SC SC FW FW SC FW SC B1 B1 SC B1 B2 SC SC SC SC SC SC FW FW
PoP 12hr 30 10 50 20 50
QPF 12hr 0.02 0 0.12 0.02 0.08
Snow 12hr 00-00 00-00 00-00
Rain shwrs C C C C C S S S S S S C C
Tstms C S C C S C C
Heat index 93 97 97 90 91 92 93 96 90
Max heat 97 98 91 92 93 96
Date Mon 07/07/25 Tue 07/08/25 Wed 07/09/25 Thu 07/10/25
EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
Min/Max 72 94 74 96 74 96 74 95
Temp 76 75 92 86 76 76 94 87 77 77 94 86 77 76 93 85
Dewpt 71 72 71 73 72 73 70 73 73 73 71 74 73 74 72 74
PWind dir SW W SW W SW W SW SW
Wind char LT LT LT LT LT LT LT LT
Avg clouds SC FW SC SC SC FW FW SC FW FW SC SC B1 SC SC B2
PoP 12hr 10 30 10 30 20 50 30 70
Rain shwrs C C S C C S L
Tstms C C S C C S L
$$
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