Point Forecast Matrices
Issued by NWS Charleston, SC
Issued by NWS Charleston, SC
023
FOUS52 KCHS 152234
PFMCHS
Point Forecast Matrices
National Weather Service Charleston SC
634 PM EDT Tue Jul 15 2025
SCZ050-160800-
Charleston International Airport-Charleston SC
32.91N 80.03W Elev. 45 ft
634 PM EDT Tue Jul 15 2025
Date 07/15/25 Wed 07/16/25 Thu 07/17/25 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 76 91 76 93 77
Temp 81 79 78 78 79 86 89 88 81 79 78 77 79 87 91 89 82 79 79 77 79
Dewpt 74 74 74 75 75 74 74 74 74 75 75 75 75 75 73 74 74 75 75 75 76
RH 79 85 88 91 88 68 61 63 79 88 91 94 88 68 56 61 77 88 88 94 91
Wind dir SE SE S S S S S S S S S S S S S S S S SW SW SW
Wind spd 10 8 6 6 8 10 13 13 11 9 8 6 6 10 12 14 11 9 6 6 6
Clouds SC SC SC SC SC B1 B1 SC SC FW FW FW B1 B1 B1 B1 FW FW FW FW FW
PoP 12hr 10 50 5 40 5
QPF 12hr 0 0.02 0 0 0
Snow 12hr 00-00 00-00 00-00
Rain shwrs C C C S C C C C S
Tstms S C C S S C C C
Heat index 94 98 97 96100 98
Max heat 94 98 99 100 100
Date 07/18 Sat 07/19/25 Sun 07/20/25 Mon 07/21/25 Tue 07/22/25
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 95 77 97 77 96 78 96 77 94
Temp 93 83 79 80 94 83 79 80 94 85 80 81 94 84 79 80 90 82
Dewpt 74 76 75 76 74 75 76 75 73 75 76 75 73 75 76 76 75 76
PWind dir SW SW SW SW W SW SW SW S
Wind char GN LT GN LT GN LT GN LT GN
Avg clouds SC B1 SC FW FW B1 SC FW SC B1 SC SC SC B1 B1 SC B1 B2
PoP 12hr 30 10 30 10 40 20 50 30 60
Rain shwrs S C C C S S C C S C L
Tstms S C C C S S C C S C L
$$
GAZ118-160800-
Savannah International Airport-Inland Chatham GA
32.12N 81.20W Elev. 50 ft
634 PM EDT Tue Jul 15 2025
Date 07/15/25 Wed 07/16/25 Thu 07/17/25 Fri
EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12
Min/Max 77 91 77 93 77
Temp 82 79 78 78 79 86 89 89 82 80 79 77 79 87 91 91 83 80 79 77 79
Dewpt 75 75 75 75 75 76 76 74 74 75 75 75 76 76 75 74 74 76 76 75 76
RH 79 88 91 91 88 72 66 61 77 85 88 94 91 70 60 58 74 88 91 94 91
Wind dir SE SE SE SE SE S S SE SE S S S S S S S S S S SW SW
Wind spd 9 6 5 5 6 10 12 12 10 8 5 5 5 8 10 11 10 6 4 3 3
Clouds SC SC SC SC B1 B1 B1 SC SC FW FW FW SC SC B1 B1 FW FW CL CL FW
PoP 12hr 10 40 5 40 5
QPF 12hr 0 0 0 0.01 0
Snow 12hr 00-00 00-00 00-00
Rain shwrs C C C C S S C C
Tstms S C C C S C C
Heat index 96100 98 98102101 90
Max heat 95 100 99 102 103
Date 07/18 Sat 07/19/25 Sun 07/20/25 Mon 07/21/25 Tue 07/22/25
EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
Max/Min 95 77 97 77 98 78 97 78 96
Temp 93 86 79 79 95 86 80 78 96 87 80 80 95 86 80 79 94 84
Dewpt 77 76 75 75 76 76 75 75 75 75 74 74 75 76 75 76 77 77
PWind dir SW SW SW SW W SW SW SW SW
Wind char LT LT LT LT LT LT LT LT LT
Avg clouds FW B1 SC FW FW B1 SC FW FW B1 SC FW SC B1 B1 SC SC B2
PoP 12hr 40 5 30 10 40 20 50 30 60
Rain shwrs C C C S S C C S L
Tstms C C C S S C C S L
$$
SCZ050-160800-
Charleston Waterfront-Charleston SC
32.78N 79.94W Elev. 10 ft
634 PM EDT Tue Jul 15 2025
Date 07/15/25 Wed 07/16/25 Thu 07/17/25 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 78 90 78 91 78
Temp 82 81 81 80 81 86 88 88 83 81 80 78 80 86 89 89 83 81 80 79 81
Dewpt 76 76 76 75 77 78 78 77 76 77 77 76 78 78 77 77 77 77 77 77 78
RH 82 85 85 85 88 77 72 70 80 88 91 94 94 77 68 68 82 88 91 94 91
Wind dir S SE S S S S S S S S S S SW S S S S S SW SW SW
Wind spd 10 9 8 8 8 10 12 13 10 9 8 8 8 10 12 13 10 9 8 6 6
Clouds SC SC SC FW B1 B1 B1 SC SC SC FW FW B1 B1 SC SC FW FW FW FW SC
PoP 12hr 10 40 10 30 5
QPF 12hr 0 0 0 0 0
Snow 12hr 00-00 00-00 00-00
Rain shwrs C C C C C S S S
Tstms S C C S C S S S
Heat index 98101100 91 98102101 92
Max heat 97 102 102 102 103
Date 07/18 Sat 07/19/25 Sun 07/20/25 Mon 07/21/25 Tue 07/22/25
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 78 95 78 95 80 95 79 91
Temp 91 84 80 80 93 84 81 80 93 85 82 82 93 84 81 81 89 82
Dewpt 79 78 77 77 78 78 78 77 78 78 78 77 78 78 78 78 80 78
PWind dir SW SW SW SW SW SW SW SW S
Wind char GN LT GN LT GN LT GN LT GN
Avg clouds SC SC SC FW FW SC SC FW SC B1 SC SC B1 B1 B1 B1 B1 B2
PoP 12hr 30 10 30 20 30 20 50 40 60
Rain shwrs S C C S C S S C C C C C L
Tstms S C C S C S S C C C S C L
$$
SCZ048-160800-
Beaufort Marine Corps Air Station-Beaufort SC
32.48N 80.72W Elev. 37 ft
634 PM EDT Tue Jul 15 2025
Date 07/15/25 Wed 07/16/25 Thu 07/17/25 Fri
EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12
Min/Max 78 89 77 91 78
Temp 81 79 78 78 79 85 88 87 81 79 79 77 79 86 89 89 82 80 79 78 80
Dewpt 75 76 75 74 76 77 77 76 75 76 76 75 76 77 76 76 76 77 77 76 77
RH 82 91 91 88 91 77 70 70 82 91 91 94 91 75 66 66 82 91 94 94 91
Wind dir SE SE SE SE SE S S S S S S S S S S S S S S SW SW
Wind spd 8 6 5 5 8 10 11 11 9 6 5 5 5 8 10 11 9 6 5 4 4
Wind gust 21 17 19
Clouds SC SC SC FW B1 B1 SC SC FW FW FW FW B1 B1 B1 B1 FW FW CL CL FW
PoP 12hr 10 40 5 30 5
QPF 12hr 0 0 0 0 0
Snow 12hr 00-00 00-00 00-00
Rain shwrs C C S S C C C C
Tstms S C S S S C C C
Heat index 96100 98 97100100
Max heat 94 100 99 100 102
Date 07/18 Sat 07/19/25 Sun 07/20/25 Mon 07/21/25 Tue 07/22/25
EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
Max/Min 94 77 95 78 96 79 96 78 94
Temp 92 83 79 79 94 85 79 80 94 85 81 81 94 85 80 80 92 82
Dewpt 78 77 75 76 78 77 75 75 76 76 76 75 77 76 75 76 79 78
PWind dir SW SW SW SW W SW SW SW SW
Wind char LT LT LT LT LT LT LT LT LT
Avg clouds FW B1 FW FW FW SC SC FW FW B1 SC FW SC B1 B1 SC SC B1
PoP 12hr 30 5 20 10 30 20 50 30 50
Rain shwrs C S C S S C C S S C
Tstms C S C S S C C S C
$$
SCZ043-160800-
Walterboro-Inland Colleton SC
32.91N 80.67W Elev. 98 ft
634 PM EDT Tue Jul 15 2025
Date 07/15/25 Wed 07/16/25 Thu 07/17/25 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 73 89 74 91 74
Temp 79 76 74 74 76 84 88 87 80 76 75 74 77 85 90 89 81 77 76 74 77
Dewpt 74 75 74 74 76 75 73 73 73 75 75 74 76 75 74 73 74 76 75 74 76
RH 85 97100100100 74 61 63 79 97100100 97 72 60 59 79 97 97100 97
Wind dir SE SE SE SE SE S S S S S S S S S S S S S S SW SW
Wind spd 6 4 2 3 4 9 10 11 8 5 4 3 4 6 9 10 8 5 4 3 4
Clouds SC SC SC SC SC B1 SC SC FW FW FW FW B1 B1 B1 B1 FW FW FW FW FW
PoP 12hr 5 40 5 40 0
QPF 12hr 0 0 0 0 0
Snow 12hr 00-00 00-00 00-00
Rain shwrs S C S C C C C C
Tstms S C S C C C C
Heat index 92 96 94 94 99 97
Max heat 91 96 96 99 100
Date 07/18 Sat 07/19/25 Sun 07/20/25 Mon 07/21/25 Tue 07/22/25
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 74 95 75 94 76 94 75 93
Temp 92 83 76 77 93 84 77 78 93 85 78 78 93 84 77 77 91 82
Dewpt 74 76 74 76 73 75 74 75 72 74 75 76 73 75 76 76 75 76
PWind dir SW SW SW SW W SW SW S SW
Wind char LT LT LT LT LT LT LT LT LT
Avg clouds FW B1 SC FW FW SC SC FW FW B1 SC SC SC B1 B1 SC SC B2
PoP 12hr 30 5 30 10 40 10 50 30 60
Rain shwrs C C C S C C C L
Tstms C C C S C C S L
$$
GAZ099-160800-
Metter-Candler GA
32.40N 82.06W Elev. 197 ft
634 PM EDT Tue Jul 15 2025
Date 07/15/25 Wed 07/16/25 Thu 07/17/25 Fri
EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12
Min/Max 73 93 73 95 75
Temp 84 77 76 75 76 85 91 89 84 78 75 73 76 86 93 92 86 80 77 75 77
Dewpt 73 73 74 74 74 73 72 71 72 73 74 73 74 74 72 71 72 74 74 74 75
RH 70 87 94 97 94 67 54 56 67 85 97100 94 68 51 51 63 82 90 97 94
Wind dir SE E E SE SE S S SE SE SE S S S S S S S S S S SW
Wind spd 5 4 2 3 4 6 9 9 6 5 2 2 2 5 6 6 4 3 2 2 2
Clouds SC FW SC FW SC SC B1 B1 FW FW FW FW SC FW B1 B1 SC FW FW CL FW
PoP 12hr 10 30 5 40 5
QPF 12hr 0 0.04 0 0.01 0
Snow 12hr 00-00 00-00 00-00
Rain shwrs S C C C C
Tstms S C C C C
Heat index 90 92 99 95 90 94101 99 92
Max heat 96 99 99 101 101 90
Date 07/18 Sat 07/19/25 Sun 07/20/25 Mon 07/21/25 Tue 07/22/25
EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
Max/Min 97 75 98 76 98 77 98 76 97
Temp 95 86 77 77 96 87 78 78 96 89 79 79 96 89 78 78 95 84
Dewpt 73 74 74 74 71 72 72 73 71 71 72 73 71 71 73 74 73 75
PWind dir SW SW W SW W SW W SW W
Wind char LT LT LT LT LT LT LT LT LT
Avg clouds FW B1 SC FW FW SC SC FW FW B1 SC FW FW B1 B1 SC SC B2
PoP 12hr 30 5 20 10 40 20 50 30 60
Rain shwrs C S C S C C S L
Tstms C S C S C C S L
$$
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