Point Forecast Matrices
Issued by NWS Charleston, SC
Issued by NWS Charleston, SC
398
FOUS52 KCHS 081709
PFMCHS
Point Forecast Matrices
National Weather Service Charleston SC
109 PM EDT Tue Jul 8 2025
SCZ050-090800-
Charleston International Airport-Charleston SC
32.91N 80.03W Elev. 45 ft
109 PM EDT Tue Jul 8 2025
Date 07/08/25 Wed 07/09/25 Thu 07/10/25 Fri
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 77 92 76 91 76
Temp 90 83 80 79 78 80 87 90 89 82 79 78 76 78 85 89 88 82 79 78 77 78
Dewpt 74 74 75 76 75 76 75 72 73 75 74 75 74 74 73 72 73 74 75 75 74 74
RH 60 74 85 91 91 88 68 56 59 79 85 91 94 88 67 57 61 77 88 91 90 88
Wind dir S S S S S S S S S S S S SW SW SW S S S SW SW SW SW
Wind spd 11 10 8 6 5 6 10 12 13 10 9 6 6 6 9 11 13 11 10 8 6 8
Clouds SC SC SC SC SC SC SC SC FW B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1
PoP 12hr 10 50 30 60 40
QPF 12hr 0 0.04 0.02 0.07 0.02
Snow 12hr 00-00 00-00 00-00
Rain shwrs S S C C C C C C C C C L L C C C
Tstms S S C C C C C C C S C L L C C S
Heat index 99 90 96 97 97 92 96 96
Max heat 101 98 99 96 97
Date 07/11 Sat 07/12/25 Sun 07/13/25 Mon 07/14/25 Tue 07/15/25
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 76 94 76 94 77 94 76 93
Temp 90 83 79 79 92 84 78 78 92 84 79 79 92 84 78 79 91 83
Dewpt 72 75 76 74 72 75 75 74 72 76 75 75 72 75 75 75 73 75
PWind dir SW SW SW SW W SW SW S SE
Wind char GN GN GN LT LT LT LT LT LT
Avg clouds B1 B1 B1 SC SC B1 SC SC SC SC SC SC SC B1 B1 B1 B1 B1
PoP 12hr 50 30 40 20 40 20 50 20 60
Rain shwrs C C C S C S C S S C S C L
Tstms C C C S C S C S S C S C L
$$
GAZ118-090800-
Savannah International Airport-Inland Chatham GA
32.12N 81.20W Elev. 50 ft
109 PM EDT Tue Jul 8 2025
Date 07/08/25 Wed 07/09/25 Thu 07/10/25 Fri
EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12
Min/Max 77 93 75 93 76
Temp 91 85 81 79 78 79 87 90 88 82 79 77 75 77 85 91 90 84 80 78 76 78
Dewpt 76 75 76 76 75 75 77 75 74 75 75 74 73 74 76 74 74 75 75 74 73 74
RH 62 72 85 91 91 88 72 62 63 79 88 90 94 90 75 58 60 74 85 88 90 88
Wind dir S S S S S SW SW S S SW S S SW SW SW SW S S S SW SW SW
Wind spd 9 8 5 4 3 3 5 6 9 6 5 4 3 4 5 6 9 8 5 4 4 5
Clouds B1 SC SC SC SC SC B1 B1 B1 B2 B2 B2 SC SC B1 B1 B1 B1 B2 B2 B1 B1
PoP 12hr 20 70 30 60 30
QPF 12hr 0 0.73 0.03 0.06 0.05
Snow 12hr 00-00 00-00 00-00
Rain shwrs C S S C C L C C S S L L C C S
Tstms C S S C C L C S S L L C S
Heat index 103 94 99101 97 94101 99 92
Max heat 106 91 103 103 101 101
Date 07/11 Sat 07/12/25 Sun 07/13/25 Mon 07/14/25 Tue 07/15/25
EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
Max/Min 94 75 94 76 95 77 95 76 93
Temp 92 85 77 77 92 85 78 78 93 87 79 79 93 85 78 78 91 83
Dewpt 75 76 74 74 75 76 74 75 74 76 75 75 75 77 75 75 77 76
PWind dir SW SW SW SW W SW W SW S
Wind char LT LT LT LT LT LT LT LT LT
Avg clouds SC B1 SC FW SC SC B1 SC SC SC SC FW SC B1 B1 SC B1 B1
PoP 12hr 50 20 40 20 40 20 50 20 70
Rain shwrs S C S C S C S C S S L
Tstms S C S C S C S C S S L
$$
SCZ050-090800-
Charleston Waterfront-Charleston SC
32.78N 79.94W Elev. 10 ft
109 PM EDT Tue Jul 8 2025
Date 07/08/25 Wed 07/09/25 Thu 07/10/25 Fri
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 79 90 77 91 78
Temp 90 83 81 81 80 81 86 88 88 83 81 79 77 79 85 89 88 83 81 80 78 80
Dewpt 77 77 77 77 77 77 78 77 77 77 76 76 75 76 77 77 76 76 76 76 76 77
RH 66 82 88 88 91 88 77 70 70 82 85 91 94 91 77 68 68 80 85 88 94 91
Wind dir S S S S S S S S S S S S SW SW SW S S S SW SW SW SW
Wind spd 11 10 8 6 5 6 10 12 13 10 8 6 6 5 9 12 13 10 10 8 8 6
Clouds SC SC SC SC SC SC SC SC SC B1 B1 B1 B1 B1 B1 B1 B1 B1 B2 B1 B1 B1
PoP 12hr 10 40 40 50 40
QPF 12hr 0 0.01 0.01 0.04 0.02
Snow 12hr 00-00 00-00 00-00
Rain shwrs S C C C C C C C C C C C C C S S C
Tstms S C C C C C C C S C C C C C S S C
Heat index 103 92 97100100 92 95100 99 90
Max heat 106 90 100 102 90 100 102
Date 07/11 Sat 07/12/25 Sun 07/13/25 Mon 07/14/25 Tue 07/15/25
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 78 92 77 93 77 93 77 91
Temp 90 83 80 80 91 84 79 79 91 84 80 79 91 84 79 80 90 83
Dewpt 77 77 77 76 77 78 77 76 77 78 77 77 77 77 77 77 78 78
PWind dir SW SW SW SW SW SW SW SW S
Wind char GN GN GN LT GN LT LT LT LT
Avg clouds B1 B1 B1 SC SC B1 B1 SC SC SC SC SC SC B1 B1 B1 B1 B1
PoP 12hr 50 30 40 30 40 20 40 30 60
Rain shwrs C C C S S C C S C S S C C S C L
Tstms C C C S S C C S C S S C C S C L
$$
SCZ048-090800-
Beaufort Marine Corps Air Station-Beaufort SC
32.48N 80.72W Elev. 37 ft
109 PM EDT Tue Jul 8 2025
Date 07/08/25 Wed 07/09/25 Thu 07/10/25 Fri
EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12
Min/Max 77 91 76 91 76
Temp 90 84 81 79 79 80 87 89 89 82 80 78 76 78 85 90 88 83 80 78 76 78
Dewpt 76 76 76 76 76 76 77 76 76 75 75 74 74 74 76 75 76 76 76 75 74 75
RH 64 77 85 91 91 88 72 66 66 79 85 88 94 88 75 62 68 80 88 91 94 91
Wind dir S S S S S S S S S SW S S SW SW SW SW S S S SW SW SW
Wind spd 9 8 5 5 4 4 5 9 10 8 5 5 4 4 5 8 10 8 6 5 5 5
Wind gust 18
Clouds B1 SC SC SC FW SC B1 SC SC B1 B1 B1 SC SC B1 B1 B1 B1 B2 B1 B1 B1
PoP 12hr 20 50 30 60 30
QPF 12hr 0 0.11 0.03 0.06 0.03
Snow 12hr 00-00 00-00 00-00
Rain shwrs C S S S C C C C S S S S L L C C S
Tstms C S S S C C C C S S S S L L C S
Heat index 102 93 99100100 94101 99 91
Max heat 106 91 100 102 101 101
Date 07/11 Sat 07/12/25 Sun 07/13/25 Mon 07/14/25 Tue 07/15/25
EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
Max/Min 93 76 93 76 94 77 94 76 92
Temp 91 83 78 78 92 85 78 78 92 85 79 79 92 85 78 78 90 83
Dewpt 76 77 75 74 75 77 75 75 75 77 75 75 75 77 76 76 77 77
PWind dir SW SW SW SW W SW SW SW S
Wind char LT LT LT LT LT LT LT LT LT
Avg clouds B1 B1 SC SC SC B1 SC FW SC SC SC FW SC B1 B1 SC B1 B2
PoP 12hr 50 20 30 20 30 20 40 20 60
Rain shwrs S C S C S C S C S S L
Tstms S C S C S C S C S S L
$$
SCZ043-090800-
Walterboro-Inland Colleton SC
32.91N 80.67W Elev. 98 ft
109 PM EDT Tue Jul 8 2025
Date 07/08/25 Wed 07/09/25 Thu 07/10/25 Fri
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 89 72 88 73
Temp 90 83 78 76 74 77 86 87 87 80 76 74 72 75 83 88 86 81 76 75 73 75
Dewpt 74 74 76 75 74 76 75 73 72 74 75 74 72 74 74 72 73 75 75 74 73 74
RH 60 74 94 97100 97 70 63 61 82 97100100 97 74 59 65 82 97 97100 97
Wind dir S S S S S S S S S S S S S SW SW SW S S S SW SW SW
Wind spd 6 6 4 3 2 3 5 8 8 5 4 3 3 4 5 8 8 5 5 4 4 5
Clouds SC SC SC SC FW FW SC SC B1 B1 B2 B1 B1 B1 B1 B1 B1 B1 B2 B1 B1 B1
PoP 12hr 20 60 30 70 40
QPF 12hr 0.02 0.46 0.05 0.06 0.05
Snow 12hr 00-00 00-00 00-00
Rain shwrs C S S C C C C S S C C L L C C S
Tstms C S S C C C C S C L L C S
Heat index 99 90 95 94 94 90 95 93
Max heat 101 96 96 95 95
Date 07/11 Sat 07/12/25 Sun 07/13/25 Mon 07/14/25 Tue 07/15/25
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 90 73 92 73 92 74 92 74 91
Temp 89 82 75 76 91 84 75 76 91 84 76 76 91 84 76 77 90 82
Dewpt 73 75 75 74 72 75 75 75 72 75 75 75 72 75 75 76 73 75
PWind dir SW SW SW SW W SW W S SE
Wind char LT LT LT LT LT LT LT LT LT
Avg clouds B1 B1 B1 SC FW SC SC SC SC SC SC FW SC B1 B1 SC SC SC
PoP 12hr 50 20 40 20 40 20 40 20 60
Rain shwrs S C S C S C S C S S L
Tstms S C S C S C S C S S L
$$
GAZ099-090800-
Metter-Candler GA
32.40N 82.06W Elev. 197 ft
109 PM EDT Tue Jul 8 2025
Date 07/08/25 Wed 07/09/25 Thu 07/10/25 Fri
EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12
Min/Max 74 93 72 92 73
Temp 93 87 81 78 76 77 87 91 90 80 77 74 73 75 85 90 90 84 78 75 73 75
Dewpt 72 73 74 74 73 74 75 72 73 74 74 74 72 73 75 72 72 74 74 73 73 74
RH 51 63 79 88 90 90 68 54 58 82 90100 97 94 72 56 56 72 88 94100 97
Wind dir S S S S SW SW W W S S S S SW SW SW SW SW S S SW SW SW
Wind spd 3 2 2 2 2 2 2 4 4 3 2 2 2 2 4 5 5 3 2 2 2 2
Clouds B1 SC B1 SC SC SC SC SC B1 B2 B2 B2 SC SC SC SC SC B1 B2 B1 B1 B1
PoP 12hr 30 80 30 60 40
QPF 12hr 0.01 0.32 0.04 0.10 0.07
Snow 12hr 00-00 00-00 00-00
Rain shwrs C C S S C C L C C L L C C S
Tstms C C S S C C L C S L L C S
Heat index 101 94 96 99 98 94 97 97 91
Max heat 103 90 99 100 97 99
Date 07/11 Sat 07/12/25 Sun 07/13/25 Mon 07/14/25 Tue 07/15/25
EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
Max/Min 93 73 94 73 96 74 96 73 95
Temp 91 85 75 75 92 86 76 76 93 87 77 76 94 88 76 76 93 85
Dewpt 73 75 73 74 72 74 73 74 72 74 73 74 71 74 74 74 74 75
PWind dir SW SW W SW W SW NW SW SE
Wind char LT LT LT LT LT LT LT LT LT
Avg clouds B1 SC SC FW FW SC SC FW FW SC SC FW FW SC SC FW SC B1
PoP 12hr 50 20 40 20 40 20 40 20 60
Rain shwrs S C S C S C S C S S L
Tstms S C S C S C S C S S L
$$
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