Point Forecast Matrices
Issued by NWS Charleston, SC
Issued by NWS Charleston, SC
466
FOUS52 KCHS 061114
PFMCHS
Point Forecast Matrices
National Weather Service Charleston SC
714 AM EDT Wed Aug 6 2025
SCZ050-062000-
Charleston International Airport-Charleston SC
32.91N 80.03W Elev. 45 ft
714 AM EDT Wed Aug 6 2025
Date Wed 08/06/25 Thu 08/07/25 Fri 08/08/25
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 86 72 84 71 85
Temp 75 81 83 83 78 75 74 73 73 77 80 82 78 75 74 72 73 77 81 81 78
Dewpt 74 74 74 74 73 73 72 71 72 72 72 73 72 71 71 69 70 70 71 72 72
RH 97 79 74 74 85 94 93 93 97 85 77 74 82 87 90 90 90 79 72 74 82
Wind dir N N E E NE N N N N N NE NE NE NE N N N NE NE NE NE
Wind spd 3 4 5 5 5 4 4 5 8 8 9 9 5 5 5 6 9 10 10 10 6
Clouds B2 B1 B2 B2 B2 B2 B2 B1 B1 B2 B2 B2 B1 B1 B1 B2 B2 B2 B2 B2 B2
PoP 12hr 80 60 80 50 80
QPF 12hr 0.20 0.35 0.40 0.07 0.21
Snow 12hr 00-00 00-00 00-00
Rain shwrs C C C D L C C C C C D D C C C C C C D D C
Tstms S C C D L C C C C C L L C C S S S C C C
Heat index 90 90
Max heat 90 93
Date Sat 08/09/25 Sun 08/10/25 Mon 08/11/25 Tue 08/12/25
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 71 86 73 87 74 89 74 90
Temp 74 74 82 79 75 75 83 79 76 77 85 81 78 77 87 82
Dewpt 71 71 73 73 73 73 74 74 74 74 74 75 75 75 74 75
PWind dir NE NE NE E E E E SE
Wind char LT GN LT GN LT LT LT LT
Avg clouds B1 B1 B2 B2 B1 B1 B2 B2 B1 B1 B2 B2 SC B1 B1 B2
PoP 12hr 40 80 40 80 40 70 30 60
Rain shwrs C C C D C C L D C C L L S C C L
Tstms C C C L C C C L C C C L S S C C
$$
GAZ118-062000-
Savannah International Airport-Inland Chatham GA
32.12N 81.20W Elev. 50 ft
714 AM EDT Wed Aug 6 2025
Date Wed 08/06/25 Thu 08/07/25 Fri 08/08/25
EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20
UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00
Max/Min 89 72 85 72 85
Temp 74 82 87 85 80 76 75 73 73 79 82 82 78 75 74 73 73 79 82 82 78
Dewpt 74 77 77 77 76 75 74 73 73 74 76 75 74 73 72 72 72 74 75 74 73
RH 100 85 72 77 88 97 97100100 85 82 79 88 94 93 97 97 85 79 77 85
Wind dir N N NE E N N N N N N N NE NE NE N NE NE NE NE NE E
Wind spd 2 3 3 4 2 2 2 4 5 6 8 8 5 3 3 5 6 8 8 8 5
Clouds SC B1 B2 B2 B2 B2 B1 B1 B2 B2 B2 B2 B2 B1 B1 B1 B1 B1 OV OV B2
PoP 12hr 80 60 80 50 80
QPF 12hr 0.28 0.08 0.27 0.05 0.28
Snow 12hr 00-00 00-00 00-00
Rain shwrs S L D L C C C C D D C C C C C C D D C
Tstms S L D L C S S C L L C C S S C L L C
Obvis PF
Heat index 90 99 96
Max heat 99 100
Date Sat 08/09/25 Sun 08/10/25 Mon 08/11/25 Tue 08/12/25
EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
Min/Max 72 86 74 88 75 90 76 92
Temp 74 74 83 80 75 75 85 80 76 77 87 83 78 77 90 84
Dewpt 73 72 76 75 74 75 78 75 76 76 78 77 76 76 77 77
PWind dir NE NE NE E E E E SE
Wind char LT LT LT LT LT LT LT LT
Avg clouds B2 B1 B2 OV B2 B1 B2 OV B1 B1 B1 OV B1 SC B1 B2
PoP 12hr 40 90 50 90 40 80 30 70
Rain shwrs C C C D C C L D C C C D C S C L
Tstms C C C D C S C L C S C L C S L
$$
SCZ050-062000-
Charleston Waterfront-Charleston SC
32.78N 79.94W Elev. 10 ft
714 AM EDT Wed Aug 6 2025
Date Wed 08/06/25 Thu 08/07/25 Fri 08/08/25
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 86 73 85 72 85
Temp 77 81 84 84 80 77 76 75 74 79 82 82 80 76 75 73 74 78 82 83 80
Dewpt 76 78 78 78 76 75 75 74 74 75 75 76 75 74 73 72 73 74 75 76 75
RH 97 91 82 82 88 94 97 97100 88 79 82 85 94 94 97 97 88 79 80 85
Wind dir N NE E E NE N N N N N NE NE NE NE N N N NE NE NE NE
Wind spd 4 5 6 6 5 4 4 5 6 10 12 11 8 5 5 6 9 10 10 11 8
Clouds B1 B1 B1 B2 B2 B1 B1 B1 B2 B2 B2 B2 B1 B1 B1 B1 B2 B2 B2 B2 B1
PoP 12hr 80 70 80 50 80
QPF 12hr 0.31 0.04 1.18 0.07 0.19
Snow 12hr 00-00 00-00 00-00
Rain shwrs C C C D L C C C L L D D C C C C L L D D C
Tstms S C C D L C C C C C L L C C C C S C C C C
Heat index 95 95 91
Max heat 95 97 91
Date Sat 08/09/25 Sun 08/10/25 Mon 08/11/25 Tue 08/12/25
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 85 75 87 76 89 77 90
Temp 76 75 82 80 78 78 85 81 79 79 86 83 80 79 88 83
Dewpt 74 74 76 76 76 76 78 77 76 77 78 78 77 77 78 77
PWind dir NE NE E E E E SE SE
Wind char LT GN LT GN LT LT LT LT
Avg clouds B1 B1 B2 B2 B1 B1 B2 B2 B1 B1 B2 B2 SC B1 B1 B1
PoP 12hr 50 80 50 80 50 70 30 50
Rain shwrs C C L D C C L D C C L L S C C C
Tstms C C C L C C C L C C C C S C C C
$$
SCZ048-062000-
Beaufort Marine Corps Air Station-Beaufort SC
32.48N 80.72W Elev. 37 ft
714 AM EDT Wed Aug 6 2025
Date Wed 08/06/25 Thu 08/07/25 Fri 08/08/25
EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20
UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00
Max/Min 88 72 84 71 85
Temp 75 81 86 84 79 76 74 73 73 77 82 82 78 75 74 72 73 77 82 81 78
Dewpt 74 77 77 77 76 75 73 73 72 74 75 75 73 74 72 72 71 74 74 74 73
RH 97 88 75 80 91 97 97100 97 90 79 79 85 97 93100 93 90 77 79 85
Wind dir N N E E N N N N N N NE NE N NE NE NE NE NE NE NE NE
Wind spd 3 4 4 4 2 2 2 4 5 8 8 8 5 3 4 5 8 8 8 6 5
Clouds B1 B1 B2 B2 B2 B2 B1 B1 B1 B2 B2 B2 B1 B1 B1 B1 B2 B2 B2 B2 B2
PoP 12hr 80 60 80 50 80
QPF 12hr 0.18 0.09 0.23 0.07 0.29
Snow 12hr 00-00 00-00 00-00
Rain shwrs C L D L C C C C C D D C C C C C C D D C
Tstms C L D L C C S S C L L C C S S S L C C
Obvis PF
Heat index 97 94
Max heat 97 97 90
Date Sat 08/09/25 Sun 08/10/25 Mon 08/11/25 Tue 08/12/25
EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
Min/Max 72 85 74 87 75 89 76 90
Temp 74 74 83 78 76 75 84 79 76 77 87 82 78 77 89 83
Dewpt 73 73 76 75 74 75 78 76 76 76 78 77 77 76 78 77
PWind dir NE NE NE E E E SE SE
Wind char LT GN LT LT LT LT LT LT
Avg clouds B2 B1 B1 B2 B1 B1 B2 OV B1 B1 B1 B2 B1 B1 B1 B2
PoP 12hr 40 80 40 80 40 80 30 60
Rain shwrs C C C D C C L D C C C D C C C L
Tstms C C C L C C C L C C S L C S S L
$$
SCZ043-062000-
Walterboro-Inland Colleton SC
32.91N 80.67W Elev. 98 ft
714 AM EDT Wed Aug 6 2025
Date Wed 08/06/25 Thu 08/07/25 Fri 08/08/25
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 84 69 81 68 83
Temp 72 79 82 82 75 72 72 70 71 77 80 80 75 72 71 69 70 77 80 81 75
Dewpt 72 74 74 74 74 72 72 70 71 72 72 72 72 72 71 69 70 70 71 71 72
RH 100 85 77 77 97100100100100 85 77 77 90100100100100 79 74 72 90
Wind dir NE NE N NE N N N N N N NE NE NE NE NE N NE NE NE NE NE
Wind spd 2 3 3 3 2 2 2 4 5 6 6 5 3 2 3 5 6 8 8 6 4
Wind gust 16
Clouds B1 B1 B1 B2 B2 B1 B2 B2 B1 B2 B2 B2 B1 B1 B1 B2 B2 B2 B2 B2 B1
PoP 12hr 80 60 70 40 70
QPF 12hr 0.92 0.04 0.22 0.05 0.19
Snow 12hr 00-00 00-00 00-00
Rain shwrs S C C L L S S S C C L L C C S S C C L L C
Tstms S C C L C S S S S L L C S C C C
Obvis PF
Date Sat 08/09/25 Sun 08/10/25 Mon 08/11/25 Tue 08/12/25
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 69 83 71 84 71 87 72 89
Temp 71 72 82 76 72 73 83 77 74 74 84 78 74 75 87 80
Dewpt 71 71 73 73 72 73 74 74 74 74 75 75 74 75 75 75
PWind dir NE NE NE E E E E S
Wind char LT LT LT LT LT LT LT LT
Avg clouds B2 B1 B2 B2 B2 B1 B1 B2 B1 B1 B1 B2 B1 SC B1 B2
PoP 12hr 30 80 30 80 40 70 20 60
Rain shwrs C S C D C C C D C C C L S S C L
Tstms C S L C S S L C S S L S S L
$$
GAZ099-062000-
Metter-Candler GA
32.40N 82.06W Elev. 197 ft
714 AM EDT Wed Aug 6 2025
Date Wed 08/06/25 Thu 08/07/25 Fri 08/08/25
EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20
UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00
Max/Min 87 71 83 70 85
Temp 73 79 85 84 78 74 73 71 72 77 81 80 76 73 72 71 72 77 82 81 78
Dewpt 72 74 74 74 74 73 72 71 71 72 72 72 72 71 71 70 70 71 72 71 72
RH 97 85 70 72 88 97 97100 97 85 74 77 87 93 97 97 93 82 72 72 82
Wind dir NE NE NE N NE NE NE N NE NE NE NE NE NE NE NE NE NE NE NE NE
Wind spd 2 3 3 3 2 2 2 3 4 5 5 5 3 2 2 3 5 6 6 6 3
Clouds B1 B1 B1 B1 B1 B1 B1 B1 B2 B2 B2 B2 B1 B1 B1 B1 B1 B1 B2 B2 B1
PoP 12hr 80 50 60 30 70
QPF 12hr 0.26 0.01 0.13 0.02 0.13
Snow 12hr 00-00 00-00 00-00
Rain shwrs C C C C S S S L L C C S S S S L L C
Tstms C C C S S C L C S L L C
Obvis PF
Heat index 93 91
Max heat 93 94
Date Sat 08/09/25 Sun 08/10/25 Mon 08/11/25 Tue 08/12/25
EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
Min/Max 70 85 71 87 72 89 73 91
Temp 72 72 82 77 73 73 84 78 74 75 86 80 75 75 88 83
Dewpt 71 71 73 74 73 73 75 75 74 74 76 76 75 75 76 76
PWind dir NE NE NE E E E E SE
Wind char LT LT LT LT LT LT LT LT
Avg clouds B1 SC B1 B2 B1 B1 B1 B2 B1 B1 B1 B2 B1 SC B1 B2
PoP 12hr 30 70 30 80 40 70 30 60
Rain shwrs C C L C C C D C S C L C C L
Tstms C S L C S L C S L S S L
$$
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