Point Forecast Matrices
Issued by NWS Charleston, SC
Issued by NWS Charleston, SC
927
FOUS52 KCHS 052131
PFMCHS
Point Forecast Matrices
National Weather Service Charleston SC
531 PM EDT Fri Sep 5 2025
SCZ050-060800-
Charleston International Airport-Charleston SC
32.91N 80.03W Elev. 45 ft
531 PM EDT Fri Sep 5 2025
Date 09/05/25 Sat 09/06/25 Sun 09/07/25 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 70 91 73 88 69
Temp 80 75 73 71 72 84 89 87 80 76 75 73 74 82 86 85 78 74 72 70 69
Dewpt 68 70 70 70 70 70 68 69 70 72 72 72 72 71 69 70 70 70 69 67 66
RH 67 84 90 97 93 63 50 55 72 87 90 97 93 69 57 61 76 87 90 90 90
Wind dir SE SE NE N N N E SE S S SW W NW N NE E NE N N N NE
Wind spd 6 2 1 1 1 2 4 8 6 4 2 2 2 4 5 6 5 5 6 10 11
Clouds FW FW FW FW FW FW FW SC FW SC B1 B1 B1 SC B1 B1 B1 B1 SC B1 B1
PoP 12hr 0 5 5 40 30
QPF 12hr 0 0 0 0.11 0.09
Snow 12hr 00-00 00-00 00-00
Rain shwrs C C C C S
Tstms C C C
Heat index 93 91 90 90
Max heat 90 93 95 90 91
Date 09/08 Tue 09/09/25 Wed 09/10/25 Thu 09/11/25 Fri 09/12/25
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 82 67 81 68 82 68 84 67 83
Temp 80 75 71 68 79 74 72 70 80 77 71 70 82 76 70 69 81 75
Dewpt 65 64 63 61 64 66 66 66 66 66 66 66 65 66 65 64 61 63
PWind dir NE NE NE NE NE N NE NE NE
Wind char GN GN GN GN GN LT GN LT GN
Avg clouds B1 B2 B2 B2 B1 B2 B2 B2 B2 B2 B1 B1 B1 B1 SC SC SC SC
PoP 12hr 30 20 40 30 30 10 20 10 20
Rain shwrs S C S S C C C C C C S S S
Tstms C C S S S C S S
$$
GAZ118-060800-
Savannah International Airport-Inland Chatham GA
32.12N 81.20W Elev. 50 ft
531 PM EDT Fri Sep 5 2025
Date 09/05/25 Sat 09/06/25 Sun 09/07/25 Mon
EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12
Min/Max 70 91 71 92 70
Temp 80 74 72 70 70 84 90 89 81 76 74 73 72 84 90 88 80 75 73 72 71
Dewpt 70 71 71 70 70 72 71 69 71 72 72 72 72 73 72 72 73 72 71 69 69
RH 72 90 97100100 67 54 52 72 87 93 97100 70 56 59 79 90 93 90 93
Wind dir SE SE SE N N N E E SE S S W NW N N E E NE N N NE
Wind spd 5 2 1 1 1 2 3 5 4 2 2 2 2 3 3 5 3 3 4 6 10
Clouds FW CL CL FW FW FW FW FW SC B1 B1 B1 SC SC B1 B1 B1 B1 SC SC B1
PoP 12hr 0 0 0 30 30
QPF 12hr 0 0 0 0.06 0.06
Snow 12hr 00-00 00-00 00-00
Rain shwrs C C C C
Tstms C C C S
Heat index 90 96 94 90 97 95
Max heat 94 96 97 97 97
Date 09/08 Tue 09/09/25 Wed 09/10/25 Thu 09/11/25 Fri 09/12/25
EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
Max/Min 84 68 82 70 83 68 86 68 86
Temp 81 76 71 68 80 74 72 70 81 77 71 69 84 77 71 69 84 76
Dewpt 69 67 66 62 68 67 67 66 70 68 67 66 68 68 68 65 66 66
PWind dir NE NE NE NE NE N NE NE NE
Wind char GN GN GN GN GN LT GN LT GN
Avg clouds B2 B2 B2 B1 B1 B2 B2 B2 B2 B2 B1 SC SC B1 SC SC SC SC
PoP 12hr 40 20 40 20 30 10 20 10 20
Rain shwrs C S S S C S S S C S S
Tstms C S C S S S C S S
$$
SCZ050-060800-
Charleston Waterfront-Charleston SC
32.78N 79.94W Elev. 10 ft
531 PM EDT Fri Sep 5 2025
Date 09/05/25 Sat 09/06/25 Sun 09/07/25 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 72 88 74 87 70
Temp 80 77 75 73 73 83 86 86 80 77 76 74 75 83 86 85 79 75 73 72 71
Dewpt 72 73 73 73 73 73 73 74 75 75 74 74 74 74 74 75 74 73 71 70 69
RH 77 87 94100100 72 65 68 85 94 94100 97 74 68 72 85 94 93 93 93
Wind dir SE SE SE N N NE SE SE SE S SW W NW N E E E N N N NE
Wind spd 5 2 2 1 2 2 5 6 5 3 2 2 2 4 5 6 5 5 5 9 11
Clouds FW SC FW FW FW FW FW FW FW SC B1 B1 B1 B1 B1 B1 B1 B1 SC B1 B1
PoP 12hr 0 0 5 40 30
QPF 12hr 0 0 0 0.05 0.06
Snow 12hr 00-00 00-00 00-00
Rain shwrs C C C C S S S
Tstms C C C S S S
Heat index 93 94 94 93
Max heat 92 93 94 94 95
Date 09/08 Tue 09/09/25 Wed 09/10/25 Thu 09/11/25 Fri 09/12/25
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 82 68 80 70 82 70 83 69 83
Temp 80 76 73 70 78 75 73 71 80 77 73 71 81 76 72 71 81 77
Dewpt 70 68 66 64 70 71 69 68 71 71 69 69 70 70 69 67 67 68
PWind dir NE NE NE NE NE N NE NE NE
Wind char GN GN BZ GN GN LT GN LT GN
Avg clouds B1 B1 B2 B2 B2 B2 B2 OV B2 B2 B1 B1 B1 SC SC SC SC SC
PoP 12hr 30 30 40 30 30 20 20 10 20
Rain shwrs S C S C C C C C C C S S S S S
Tstms S C S C C S S C S S S S
$$
SCZ048-060800-
Beaufort Marine Corps Air Station-Beaufort SC
32.48N 80.72W Elev. 37 ft
531 PM EDT Fri Sep 5 2025
Date 09/05/25 Sat 09/06/25 Sun 09/07/25 Mon
EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12
Min/Max 70 90 73 89 70
Temp 79 75 73 71 72 83 88 87 79 76 74 73 74 83 88 86 79 74 73 71 70
Dewpt 72 72 71 70 71 72 71 71 72 73 72 72 72 73 72 72 73 72 70 68 68
RH 79 90 93 97 97 70 57 59 79 90 93 97 93 72 59 63 82 93 90 90 93
Wind dir SE SE SE N N NE E SE SE S S W NW N NE E E N N N NE
Wind spd 4 2 1 1 1 2 3 5 4 2 2 2 2 3 3 5 3 3 5 8 11
Clouds FW CL CL FW FW FW FW FW SC SC SC B1 B1 SC B1 B1 SC SC SC B1 B2
PoP 12hr 0 0 0 30 30
QPF 12hr 0 0 0 0.07 0.03
Snow 12hr 00-00 00-00 00-00
Rain shwrs C C C C
Tstms C C C S
Heat index 94 93 95 92
Max heat 92 94 95 95 95
Date 09/08 Tue 09/09/25 Wed 09/10/25 Thu 09/11/25 Fri 09/12/25
EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
Max/Min 83 68 81 69 82 68 84 68 84
Temp 81 75 71 68 79 74 72 70 80 76 71 69 83 76 71 69 83 75
Dewpt 68 68 64 62 67 68 67 66 69 69 67 66 68 69 68 65 65 67
PWind dir NE NE NE NE NE N NE NE NE
Wind char GN GN GN GN GN LT GN LT GN
Avg clouds B2 B1 B2 B1 B1 B2 B2 B2 B2 B1 B1 SC SC SC SC SC SC SC
PoP 12hr 30 20 30 20 30 10 20 10 20
Rain shwrs C S S S C S S S C S S
Tstms C S C S S S C S S
$$
SCZ043-060800-
Walterboro-Inland Colleton SC
32.91N 80.67W Elev. 98 ft
531 PM EDT Fri Sep 5 2025
Date 09/05/25 Sat 09/06/25 Sun 09/07/25 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 67 91 69 87 66
Temp 79 72 70 68 69 84 89 89 79 73 71 69 71 82 86 84 75 71 70 68 68
Dewpt 70 70 70 68 69 70 68 67 71 72 71 69 71 71 69 69 71 70 68 67 66
RH 74 93100100100 63 50 48 77 97100100100 69 57 61 87 97 93 97 93
Wind dir SE SE N N N N NE SE S S SW W NW N N N NE NE N N NE
Wind spd 5 2 0 0 0 2 2 4 5 2 1 1 1 2 3 4 3 3 5 8 10
Clouds FW CL CL FW SC FW FW FW SC SC B1 B1 B1 SC B1 B1 B1 SC SC B1 B2
PoP 12hr 0 5 0 40 20
QPF 12hr 0 0 0 0.07 0.11
Snow 12hr 00-00 00-00 00-00
Rain shwrs C C S S
Tstms C C S
Heat index 93 92 90
Max heat 91 93 94 91 90
Date 09/08 Tue 09/09/25 Wed 09/10/25 Thu 09/11/25 Fri 09/12/25
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 80 63 78 65 79 65 83 64 82
Temp 78 73 67 65 76 72 69 67 78 75 68 67 81 74 67 66 81 74
Dewpt 65 64 61 60 64 65 64 65 66 67 66 66 64 66 64 64 61 64
PWind dir NE NE NE NE N N NE NE NE
Wind char GN GN GN LT GN LT GN LT GN
Avg clouds B1 B1 B1 B1 B1 B2 B2 B2 B2 B1 B1 SC SC SC SC SC FW SC
PoP 12hr 20 10 30 20 20 10 10 5 20
Rain shwrs S S C S S S S
Tstms S S S S
$$
GAZ099-060800-
Metter-Candler GA
32.40N 82.06W Elev. 197 ft
531 PM EDT Fri Sep 5 2025
Date 09/05/25 Sat 09/06/25 Sun 09/07/25 Mon
EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12
Min/Max 68 94 70 92 68
Temp 82 76 72 69 70 84 92 92 83 76 73 72 71 84 90 89 81 74 71 70 69
Dewpt 68 68 68 68 68 68 67 66 68 69 69 69 69 70 68 67 68 70 69 68 66
RH 63 76 87 97 93 59 44 43 61 79 87 90 93 63 49 48 65 87 93 93 90
Wind dir SE S S SW S SW SE SE SW S S W NW N N N NE NE NE NE NE
Wind spd 5 3 2 1 1 2 2 2 2 2 1 1 2 3 4 4 3 2 3 5 8
Clouds FW FW FW FW FW FW FW SC SC SC SC B1 SC SC SC SC SC SC FW SC B1
PoP 12hr 0 5 0 30 20
QPF 12hr 0 0 0 0.03 0.05
Snow 12hr 00-00 00-00 00-00
Rain shwrs C C S S
Tstms C C S
Heat index 96 95 94 92
Max heat 94 96 96 94 94
Date 09/08 Tue 09/09/25 Wed 09/10/25 Thu 09/11/25 Fri 09/12/25
EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
Max/Min 86 66 83 67 84 66 87 66 88
Temp 83 77 70 67 81 75 69 68 82 78 69 67 85 78 69 67 86 78
Dewpt 65 63 62 57 61 61 62 62 65 64 64 64 62 62 63 61 59 58
PWind dir NE NE NE NE NE NE NE NE NE
Wind char GN LT GN LT GN LT LT LT GN
Avg clouds B1 B1 B1 SC B1 B1 B2 B1 B1 B1 SC SC SC SC SC FW FW SC
PoP 12hr 20 10 20 10 10 5 10 5 10
Rain shwrs S S
Tstms S S
$$
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