Point Forecast Matrices
Issued by NWS Charleston, SC
Issued by NWS Charleston, SC
682
FOUS52 KCHS 132305
PFMCHS
Point Forecast Matrices
National Weather Service Charleston SC
705 PM EDT Sun Jul 13 2025
SCZ050-140800-
Charleston International Airport-Charleston SC
32.91N 80.03W Elev. 45 ft
705 PM EDT Sun Jul 13 2025
Date 07/13/25 Mon 07/14/25 Tue 07/15/25 Wed
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 75 93 75 91 76
Temp 80 79 77 76 78 86 90 89 82 78 77 75 78 86 88 88 81 79 78 77 79
Dewpt 76 75 75 74 75 75 74 75 75 75 75 75 75 74 74 75 74 75 75 74 75
RH 88 88 94 94 91 70 60 64 79 91 94100 91 68 63 66 79 88 91 90 88
Wind dir S E SE NE E E SE SE SE E SE E E SE SE SE SE S S S S
Wind spd 4 2 1 1 2 4 6 9 6 3 2 2 3 6 10 11 10 6 5 5 5
Clouds B1 SC SC SC SC SC B1 B1 FW SC FW FW B1 B1 B1 B1 SC SC SC SC B2
PoP 12hr 30 40 5 50 20
QPF 12hr 0 0.01 0 0.03 0
Snow 12hr 00-00 00-00 00-00
Rain shwrs C S C C C C C C S S L
Tstms C S C C S C C C S S C
Heat index 95 99 99 94 97 98
Max heat 99 101 97 98
Date 07/16 Thu 07/17/25 Fri 07/18/25 Sat 07/19/25 Sun 07/20/25
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 91 76 92 77 94 77 95 78 95
Temp 88 81 78 79 89 82 79 79 91 83 79 80 92 84 80 80 92 83
Dewpt 73 74 75 76 74 75 76 75 74 75 75 76 74 75 76 76 73 75
PWind dir S S S S SW SW SW SW SW
Wind char GN LT GN LT GN LT GN LT GN
Avg clouds B2 B1 SC SC B2 B1 SC SC B1 B1 SC SC SC B1 B1 SC B1 B2
PoP 12hr 70 10 60 10 50 10 40 20 60
Rain shwrs L C L C C C S C S S C L
Tstms C C C C C C S C S S C L
$$
GAZ118-140800-
Savannah International Airport-Inland Chatham GA
32.12N 81.20W Elev. 50 ft
705 PM EDT Sun Jul 13 2025
Date 07/13/25 Mon 07/14/25 Tue 07/15/25 Wed
EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12
Min/Max 76 94 75 91 77
Temp 86 80 78 76 78 88 92 90 82 79 77 75 77 86 89 89 83 79 78 77 79
Dewpt 75 75 75 74 75 76 75 75 76 76 76 75 76 76 75 75 76 76 76 75 76
RH 70 85 91 94 91 68 58 62 82 91 97100 97 72 64 64 80 91 94 94 91
Wind dir E S SW NE N NE E SE E E E NE NE E E SE SE SE SE SE S
Wind spd 3 2 1 2 2 3 5 6 5 2 2 2 2 5 9 10 6 4 3 3 3
Clouds FW SC SC FW SC FW B1 B1 SC SC SC FW SC SC B1 B1 SC SC SC SC B2
PoP 12hr 30 50 10 50 10
QPF 12hr 0 0.02 0 0.04 0
Snow 12hr 00-00 00-00 00-00
Rain shwrs C C C S S C C L
Tstms C C C S C C S
Heat index 95 99103101 96 99 99 91
Max heat 99 90 105 103 99 101
Date 07/16 Thu 07/17/25 Fri 07/18/25 Sat 07/19/25 Sun 07/20/25
EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
Max/Min 91 77 92 77 93 77 95 78 96
Temp 89 83 79 79 90 84 79 79 92 84 79 79 93 86 80 80 94 86
Dewpt 76 76 76 76 75 76 76 76 76 76 75 76 76 76 75 75 75 75
PWind dir SE S S S S SW SW SW SW
Wind char GN LT GN LT LT LT LT LT LT
Avg clouds B2 B2 SC SC B1 B2 FW FW SC B1 SC FW SC B1 SC FW SC B2
PoP 12hr 60 10 60 10 50 10 50 20 60
Rain shwrs L L C L C C S S L
Tstms C L C L C C S S L
$$
SCZ050-140800-
Charleston Waterfront-Charleston SC
32.78N 79.94W Elev. 10 ft
705 PM EDT Sun Jul 13 2025
Date 07/13/25 Mon 07/14/25 Tue 07/15/25 Wed
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 90 78
Temp 83 80 79 79 79 86 89 88 82 81 79 78 80 85 88 88 83 81 80 79 80
Dewpt 76 75 76 76 77 77 77 77 76 76 76 76 76 76 77 77 76 76 76 76 77
RH 80 85 91 91 94 75 68 70 82 85 91 94 88 75 70 70 80 85 88 91 91
Wind dir S E S E E E SE SE E SE SE E E SE SE SE SE S S S S
Wind spd 4 2 2 2 2 5 8 9 5 3 3 3 4 6 10 11 9 6 5 5 5
Clouds B2 SC FW SC SC SC B1 SC SC SC FW FW B1 B1 B1 B1 SC B1 B1 B1 B2
PoP 12hr 20 40 10 50 30
QPF 12hr 0 0.05 0 0.02 0
Snow 12hr 00-00 00-00 00-00
Rain shwrs S S C S C C C C S S C C L
Tstms S S C S S C C C S S C C C
Heat index 91 97101100 94 99 99 90
Max heat 92 102 103 99 100
Date 07/16 Thu 07/17/25 Fri 07/18/25 Sat 07/19/25 Sun 07/20/25
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 89 79 90 79 92 78 94 79 94
Temp 87 82 81 81 88 83 81 81 90 84 80 80 92 85 81 81 92 84
Dewpt 77 76 77 78 77 77 77 77 78 77 78 77 78 78 77 76 77 77
PWind dir S S S S SW SW SW SW SW
Wind char GN LT GN LT GN LT GN LT GN
Avg clouds B2 B1 SC SC B1 B1 FW FW B1 B1 SC SC SC B1 B1 SC B1 B1
PoP 12hr 70 20 50 10 40 20 40 30 50
Rain shwrs L C S C C C C S S S C C S C C
Tstms C C S C C C C S S S C C S C C
$$
SCZ048-140800-
Beaufort Marine Corps Air Station-Beaufort SC
32.48N 80.72W Elev. 37 ft
705 PM EDT Sun Jul 13 2025
Date 07/13/25 Mon 07/14/25 Tue 07/15/25 Wed
EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12
Min/Max 76 91 76 90 77
Temp 81 79 77 76 78 86 90 89 82 79 77 76 78 85 88 88 82 79 79 77 79
Dewpt 74 75 75 74 76 77 76 76 76 76 76 75 76 76 76 75 76 76 76 75 76
RH 79 88 94 94 94 75 64 66 82 91 97 97 94 75 68 66 82 91 91 94 91
Wind dir SE SE S NE NE E E SE SE E E E NE E SE SE SE SE S S S
Wind spd 2 2 1 1 2 3 5 6 5 2 2 2 3 5 9 10 6 4 3 3 4
Clouds B2 SC FW FW FW FW B1 B1 SC SC SC FW SC SC B1 B1 SC SC SC SC B2
PoP 12hr 30 50 5 50 10
QPF 12hr 0 0.02 0 0.02 0
Snow 12hr 00-00 00-00 00-00
Rain shwrs C C C S S C C L
Tstms C C C S C C S
Heat index 97102100 94 99 98
Max heat 102 102 99 99
Date 07/16 Thu 07/17/25 Fri 07/18/25 Sat 07/19/25 Sun 07/20/25
EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
Max/Min 89 77 90 77 92 78 94 78 94
Temp 87 81 79 79 88 82 79 79 90 84 80 80 92 85 80 80 92 84
Dewpt 76 76 76 77 77 77 77 77 76 76 76 76 76 77 76 75 76 77
PWind dir S S S S SW SW SW SW SW
Wind char GN LT GN LT LT LT LT LT LT
Avg clouds B2 B1 SC SC B1 B1 FW FW SC B1 SC FW SC B1 SC FW SC B1
PoP 12hr 60 5 50 10 40 10 40 20 50
Rain shwrs L C C C S C C S S C
Tstms C C C C S C C S S C
$$
SCZ043-140800-
Walterboro-Inland Colleton SC
32.91N 80.67W Elev. 98 ft
705 PM EDT Sun Jul 13 2025
Date 07/13/25 Mon 07/14/25 Tue 07/15/25 Wed
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 91 72 90 73
Temp 80 77 75 74 75 85 90 88 80 76 74 73 75 85 88 87 80 77 75 73 76
Dewpt 74 76 75 74 75 75 74 75 76 75 74 73 75 75 74 74 75 75 75 73 76
RH 82 97100100100 72 60 66 88 97100100100 72 63 65 85 94100100100
Wind dir S S N N NE E E SE SE SE E E E E SE SE SE SE SE SE SE
Wind spd 2 1 0 0 1 2 3 5 3 2 1 1 2 4 6 8 5 2 2 2 2
Clouds B1 SC SC FW FW FW B1 B1 SC SC SC FW SC SC B1 B1 SC SC SC SC B2
PoP 12hr 30 50 5 50 10
QPF 12hr 0 0.58 0 0.03 0
Snow 12hr 00-00 00-00 00-00
Rain shwrs C C C S S C C L
Tstms C C C S C C S
Heat index 94 99 98 94 97 95
Max heat 99 99 97 96
Date 07/16 Thu 07/17/25 Fri 07/18/25 Sat 07/19/25 Sun 07/20/25
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 88 73 90 75 92 75 93 75 92
Temp 87 80 75 77 88 81 76 77 90 83 76 78 92 84 77 77 91 83
Dewpt 74 74 75 76 74 74 75 76 74 75 75 76 74 75 75 75 74 75
PWind dir S S S S SW SW SW SW SW
Wind char LT LT LT LT LT LT LT LT LT
Avg clouds B2 B2 SC SC B1 B1 SC FW SC B1 SC FW SC B1 B1 SC SC B2
PoP 12hr 70 5 50 5 50 10 40 20 60
Rain shwrs L L C C S C C S S L
Tstms C L C C S C C S S L
$$
GAZ099-140800-
Metter-Candler GA
32.40N 82.06W Elev. 197 ft
705 PM EDT Sun Jul 13 2025
Date 07/13/25 Mon 07/14/25 Tue 07/15/25 Wed
EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12
Min/Max 73 96 73 93 73
Temp 87 80 77 75 76 88 94 91 82 78 75 73 75 85 91 90 83 78 75 74 76
Dewpt 73 73 73 73 74 75 73 73 75 75 74 73 74 75 74 73 74 75 75 74 75
RH 63 79 87 94 94 66 51 56 79 91 97100 97 72 58 58 74 91100100 97
Wind dir S SW W NW N N N NE E SE SE E NE E E E SE SE SE SE SE
Wind spd 2 2 1 2 2 3 4 4 2 2 1 1 2 3 5 5 4 2 2 2 2
Clouds FW SC FW FW FW FW SC B1 B1 SC SC SC SC SC B2 B2 SC SC FW FW B1
PoP 12hr 20 50 10 60 10
QPF 12hr 0.18 0.20 0 0.06 0
Snow 12hr 00-00 00-00 00-00
Rain shwrs S S C L L C
Tstms S S C L L
Heat index 94 98103100 94101 98 90
Max heat 100 103 103 101 102
Date 07/16 Thu 07/17/25 Fri 07/18/25 Sat 07/19/25 Sun 07/20/25
EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
Max/Min 92 73 94 74 95 75 96 75 96
Temp 90 84 75 76 92 85 76 77 93 86 77 77 94 87 77 77 94 86
Dewpt 73 74 74 75 72 74 74 74 73 74 75 75 73 73 74 74 72 74
PWind dir SE SE S S SW SW W SW W
Wind char LT LT LT LT LT LT LT LT LT
Avg clouds B1 B2 SC FW SC B2 SC FW SC B1 SC FW SC B1 B1 FW SC B2
PoP 12hr 60 10 60 10 50 10 50 20 60
Rain shwrs C L L C C S L
Tstms S L L C C S L
$$
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