Point Forecast Matrices
Issued by NWS Charleston, SC
Issued by NWS Charleston, SC
956
FOUS52 KCHS 011005
PFMCHS
Point Forecast Matrices
National Weather Service Charleston SC
605 AM EDT Fri Aug 1 2025
SCZ050-012000-
Charleston International Airport-Charleston SC
32.91N 80.03W Elev. 45 ft
605 AM EDT Fri Aug 1 2025
Date Fri 08/01/25 Sat 08/02/25 Sun 08/03/25
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 96 74 85 71 83
Temp 83 90 94 96 84 81 77 76 76 80 82 80 77 76 74 72 72 77 79 80 77
Dewpt 76 77 79 76 75 75 75 74 74 74 75 74 74 73 72 70 69 70 71 71 70
RH 80 66 62 53 74 82 94 94 94 82 79 82 90 90 93 93 90 79 77 74 79
Wind dir W W W S S E N NE N NE NE NE NE NE NE NE NE NE NE NE NE
Wind spd 5 8 9 10 6 5 3 5 5 6 8 9 8 8 8 9 10 12 12 12 10
Clouds FW SC B1 B2 B2 B2 B2 B1 B1 B2 OV OV OV B2 B2 B2 B2 B2 B2 B2 B2
PoP 12hr 70 70 90 80 80
QPF 12hr 1.64 0.54 0.61 1.11 0.74
Snow 12hr 00-00 00-00 00-00
Rain shwrs C L L L C C C L D D D D L L L L D D L
Tstms C L L C C C C C D L L C C C C C L C C
Heat index 91103112110 92
Max heat 91 112 110
Heat Y Y Y
Date Mon 08/04/25 Tue 08/05/25 Wed 08/06/25 Thu 08/07/25
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 85 72 88 73 88 73 88
Temp 74 73 82 79 75 76 84 79 76 76 85 79 75 76 84 79
Dewpt 70 69 71 72 73 73 73 73 74 74 73 73 74 73 73 73
PWind dir NE NE NE E E E E E
Wind char GN GN LT LT LT LT LT LT
Avg clouds B2 B1 B1 B2 B2 B1 B1 B2 B1 B1 B1 B2 B1 B1 B1 B2
PoP 12hr 60 70 60 70 50 70 50 70
Rain shwrs L C C L L C C L C C C L C C C L
Tstms C S C L C S S C C S C L C S C C
$$
GAZ118-012000-
Savannah International Airport-Inland Chatham GA
32.12N 81.20W Elev. 50 ft
605 AM EDT Fri Aug 1 2025
Date Fri 08/01/25 Sat 08/02/25 Sun 08/03/25
EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20
UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00
Max/Min 97 76 89 73 83
Temp 82 91 96 97 87 82 79 77 77 83 86 84 79 76 75 74 74 78 80 81 78
Dewpt 77 79 77 76 75 76 76 75 76 78 78 77 76 75 74 74 74 75 75 74 73
RH 85 68 55 51 68 82 91 94 97 85 77 80 91 97 97100100 91 85 79 85
Wind dir W W W SW SW SW W NW N NE NE E NE NE NE NE NE NE NE NE NE
Wind spd 5 5 5 6 5 3 2 2 3 5 6 6 6 4 3 5 5 8 8 9 5
Clouds FW FW B1 B1 B2 B1 SC B1 B1 B1 OV OV OV OV B2 B2 B2 B2 OV OV B2
PoP 12hr 60 60 90 80 90
QPF 12hr 0.09 0.22 0.73 1.28 1.05
Snow 12hr 00-00 00-00 00-00
Rain shwrs C C L C S C C D D D D C C L L D D L
Tstms C C L C S S C D D C C S C S C L L C
Heat index 90108111111 96 93 98 94
Max heat 90 111 113 94 98 98
Heat Y Y Y
Date Mon 08/04/25 Tue 08/05/25 Wed 08/06/25 Thu 08/07/25
EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
Min/Max 72 84 73 89 74 89 73 88
Temp 74 73 81 80 75 75 86 81 76 76 86 80 75 74 85 80
Dewpt 72 72 75 74 74 75 77 75 74 75 77 75 74 74 76 75
PWind dir NE NE E E E E E E
Wind char LT LT LT LT LT LT LT LT
Avg clouds B2 B1 B2 B2 B2 B1 B1 B2 B1 SC B1 B2 B1 B1 B1 B2
PoP 12hr 70 70 60 70 50 70 50 70
Rain shwrs L C C L L C C L C S C L C S C L
Tstms C S C L C S L C S L C C L
$$
SCZ050-012000-
Charleston Waterfront-Charleston SC
32.78N 79.94W Elev. 10 ft
605 AM EDT Fri Aug 1 2025
Date Fri 08/01/25 Sat 08/02/25 Sun 08/03/25
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 96 75 85 72 83
Temp 84 91 94 96 86 83 79 77 77 82 84 82 79 77 76 74 74 78 81 81 79
Dewpt 78 79 79 79 77 77 77 75 77 78 78 78 77 75 74 73 72 74 75 74 74
RH 82 68 62 58 75 82 94 94100 88 82 88 94 94 94 97 93 88 82 79 85
Wind dir W W SW S SW SE W N N NE NE NE NE NE NE NE NE NE NE NE NE
Wind spd 5 6 11 12 9 5 4 4 5 9 11 12 11 8 8 9 10 12 13 13 10
Clouds FW SC B1 B1 B2 B2 B2 B1 B1 B2 OV OV OV OV B2 B2 B2 B2 OV OV B2
PoP 12hr 60 80 90 80 80
QPF 12hr 0.74 0.63 0.62 1.12 0.87
Snow 12hr 00-00 00-00 00-00
Rain shwrs C C L L L C C L D D D D L L D D D D L
Tstms C C L L C C C C D L L L C C C C L C C
Heat index 95108112114 97 91 91 94 91
Max heat 95 112 115 95 95 95
Heat Y Y Y
Date Mon 08/04/25 Tue 08/05/25 Wed 08/06/25 Thu 08/07/25
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 73 85 75 87 75 88 75 88
Temp 77 75 83 81 78 77 85 81 78 78 86 81 78 78 86 80
Dewpt 73 72 75 75 75 75 77 76 76 76 77 76 76 75 77 76
PWind dir NE NE E E SE E SE E
Wind char GN GN LT LT LT LT LT LT
Avg clouds B2 B2 B2 B2 B2 B2 B2 B2 B2 B1 B2 B2 B1 B1 B1 B2
PoP 12hr 70 70 60 70 60 70 50 60
Rain shwrs L L L L L L L L L C L L C C C L
Tstms C C C L C C C C C S C C C C C C
$$
SCZ048-012000-
Beaufort Marine Corps Air Station-Beaufort SC
32.48N 80.72W Elev. 37 ft
605 AM EDT Fri Aug 1 2025
Date Fri 08/01/25 Sat 08/02/25 Sun 08/03/25
EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20
UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00
Max/Min 96 75 86 72 82
Temp 82 90 95 96 86 82 78 77 76 82 84 82 78 75 74 74 73 77 80 80 77
Dewpt 77 79 78 78 77 76 76 75 75 77 78 77 76 75 74 73 72 74 75 74 73
RH 85 70 58 56 75 82 94 94 97 85 82 85 94100100 97 97 90 85 82 87
Wind dir W W SW S SW S N N NE NE NE E NE NE NE NE NE NE NE NE NE
Wind spd 5 5 6 8 5 4 2 3 4 6 6 6 6 5 5 5 9 10 9 9 6
Clouds FW SC B1 B1 B2 B2 B1 B1 B1 B1 OV OV OV OV B2 B2 B2 B2 OV OV B2
PoP 12hr 50 70 90 80 80
QPF 12hr 0.10 0.20 0.52 0.93 1.07
Snow 12hr 00-00 00-00 00-00
Rain shwrs C C L C C C C C D D D D L L L L D D L
Tstms C C L C C C C C D D L C C C S C L L C
Heat index 90106112113 97 90 95 90
Max heat 90 112 113 91 95 95
Heat Y Y Y
Date Mon 08/04/25 Tue 08/05/25 Wed 08/06/25 Thu 08/07/25
EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
Min/Max 71 84 74 87 74 88 73 87
Temp 74 73 83 79 75 76 85 79 75 76 86 79 75 75 85 79
Dewpt 72 72 76 75 74 75 77 76 74 75 77 76 74 74 77 76
PWind dir NE NE E E E E S E
Wind char LT LT LT LT LT LT LT LT
Avg clouds B2 B1 B2 B2 B2 B1 B1 B2 B1 B1 B1 B2 B1 B1 B1 B2
PoP 12hr 60 70 60 70 50 70 50 60
Rain shwrs L C C L L C C L C C C L C C C L
Tstms C C C L C S S L C S L C S C L
$$
SCZ043-012000-
Walterboro-Inland Colleton SC
32.91N 80.67W Elev. 98 ft
605 AM EDT Fri Aug 1 2025
Date Fri 08/01/25 Sat 08/02/25 Sun 08/03/25
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 94 72 82 68 80
Temp 80 89 93 94 82 78 75 74 74 79 80 79 74 73 71 69 70 75 77 78 74
Dewpt 77 77 77 75 75 75 74 73 74 75 75 74 74 73 71 69 69 69 70 70 70
RH 91 68 60 54 79 91 97 97100 88 85 85100100100100 97 82 79 76 87
Wind dir W W W SW S E NE NE NE NE NE NE NE NE NE NE NE NE NE NE NE
Wind spd 4 5 6 5 3 2 2 2 4 6 6 6 5 4 4 6 8 10 9 9 5
Clouds SC FW B1 B2 B2 B2 B1 B2 B1 B2 OV OV OV B2 B2 B2 B2 B2 B2 B2 B2
PoP 12hr 70 70 90 70 80
QPF 12hr 0.34 0.52 0.59 0.92 0.60
Snow 12hr 00-00 00-00 00-00
Rain shwrs C L L L C C C C D D L L C C L L D D C
Tstms C L L C C S C C D L C C S S S S C C C
Heat index 102107106
Max heat 107 109
Heat Y Y Y
Date Mon 08/04/25 Tue 08/05/25 Wed 08/06/25 Thu 08/07/25
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 68 83 70 85 70 86 71 85
Temp 70 70 81 76 72 73 83 76 72 73 83 76 73 73 83 76
Dewpt 70 69 71 72 72 73 73 74 72 73 74 74 73 73 74 73
PWind dir NE NE NE E E E E NE
Wind char LT LT LT LT LT LT LT LT
Avg clouds B2 B1 B1 B2 B2 B1 B1 B2 B1 B1 B1 B2 B1 B1 B1 B2
PoP 12hr 50 70 50 70 50 70 40 60
Rain shwrs C C C L C C C L C C C L C S C L
Tstms C S S L C S S C C S L C S C
$$
GAZ099-012000-
Metter-Candler GA
32.40N 82.06W Elev. 197 ft
605 AM EDT Fri Aug 1 2025
Date Fri 08/01/25 Sat 08/02/25 Sun 08/03/25
EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20
UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00
Max/Min 96 74 86 71 80
Temp 81 89 94 96 86 81 76 75 76 82 85 82 77 74 73 72 72 75 77 78 75
Dewpt 76 77 76 74 75 75 75 75 75 76 76 75 75 74 73 72 72 72 72 71 71
RH 85 68 56 49 70 82 97100 97 82 75 79 94100100100100 90 85 79 87
Wind dir W W W W W SE SW W N NE NE NE NE NE E NE NE NE NE NE NE
Wind spd 3 5 5 5 2 2 1 2 2 3 5 5 4 2 2 4 5 6 6 6 4
Clouds FW SC B1 B1 B1 B1 SC B1 B1 B1 OV OV B2 OV B2 B2 B2 B2 OV OV B2
PoP 12hr 50 60 90 80 80
QPF 12hr 0.10 0.22 0.60 0.52 0.63
Snow 12hr 00-00 00-00 00-00
Rain shwrs C C C C S S C C D D D D C C L L D D L
Tstms C C C C S S C D D C S S S L L C
Heat index 102107107 95 94
Max heat 109 108 90 94 94
Heat Y Y Y
Date Mon 08/04/25 Tue 08/05/25 Wed 08/06/25 Thu 08/07/25
EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
Min/Max 69 84 70 88 71 88 71 87
Temp 71 72 80 77 73 73 85 77 73 74 85 78 73 73 84 78
Dewpt 70 70 72 73 72 73 74 74 72 73 74 75 73 73 74 74
PWind dir NE E E E E NE NE NE
Wind char LT LT LT LT LT LT LT LT
Avg clouds B2 B1 B1 B2 B2 B1 B1 B2 B1 SC B1 B2 B1 SC B1 B2
PoP 12hr 60 80 60 80 50 70 40 60
Rain shwrs L C C D L C C D C C C L C S C L
Tstms C S L C S L C S L C S L
$$
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