Point Forecast Matrices
Issued by NWS Charleston, SC
Issued by NWS Charleston, SC
683
FOUS52 KCHS 262307
PFMCHS
Point Forecast Matrices
National Weather Service Charleston SC
707 PM EDT Sat Jul 26 2025
SCZ050-270800-
Charleston International Airport-Charleston SC
32.91N 80.03W Elev. 45 ft
707 PM EDT Sat Jul 26 2025
Date 07/26/25 Sun 07/27/25 Mon 07/28/25 Tue
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 79 100 80 99 78
Temp 88 83 81 80 81 93 99 96 88 84 82 80 82 92 98 94 87 82 80 78 80
Dewpt 75 76 76 75 76 75 73 73 78 76 76 75 76 75 75 76 77 77 77 77 77
RH 66 80 85 85 85 56 44 48 72 77 82 85 82 58 48 56 72 85 91 97 91
Wind dir S SW SW W W NW W SW S S SW SW W W SW S S S S S S
Wind spd 6 5 5 5 5 5 4 8 8 5 5 5 4 4 5 6 5 3 3 2 3
Clouds FW CL FW FW FW FW SC FW SC FW FW FW FW FW B1 B1 B1 B1 B1 B1 B1
PoP 12hr 0 5 0 30 30
QPF 12hr 0 0 0 0.01 0.02
Snow 12hr 00-00 00-00 00-00
Rain shwrs C C C C S S S
Tstms C C C C S S S
Heat index 98 91 105110106102 93 103111107 99 90
Max heat 102 95 110 110 97 111 110 96
Extreme Heat W W W W W W W W W W W
Heat Y Y Y Y Y
Date 07/29 Wed 07/30/25 Thu 07/31/25 Fri 08/01/25 Sat 08/02/25
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 78 94 78 95 78 93 74 88
Temp 92 83 80 80 92 83 80 80 93 83 80 80 91 82 77 75 85 78
Dewpt 77 77 77 77 76 76 77 77 76 76 76 76 75 75 75 74 73 71
PWind dir S S S SW SW SW SW E NE
Wind char LT LT LT LT GN LT GN LT GN
Avg clouds SC B1 B1 SC SC B1 SC FW SC B1 B1 SC B1 B2 B2 B1 B1 B2
PoP 12hr 50 30 40 20 40 30 70 60 80
Rain shwrs S C C S C S S C C S C L L C C D
Tstms S C C S C S S C C S C L C S C L
$$
GAZ118-270800-
Savannah International Airport-Inland Chatham GA
32.12N 81.20W Elev. 50 ft
707 PM EDT Sat Jul 26 2025
Date 07/26/25 Sun 07/27/25 Mon 07/28/25 Tue
EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12
Min/Max 78 101 80 101 79
Temp 89 83 81 79 81 92 99 99 90 85 82 80 82 94100 98 88 83 81 80 79
Dewpt 74 76 76 74 75 76 73 73 75 75 75 73 75 77 75 76 77 77 76 75 76
RH 61 80 85 85 82 60 44 44 62 72 79 79 79 58 45 50 70 82 85 85 91
Wind dir S S SW W NW NW NW W S S SW W W NW W S S S S SE SE
Wind spd 4 3 2 3 3 5 3 5 4 3 2 3 3 4 3 5 4 2 2 2 2
Clouds FW FW CL CL FW CL FW SC SC FW FW FW CL FW SC SC SC SC FW SC SC
PoP 12hr 0 5 0 20 20
QPF 12hr 0 0 0 0 0
Snow 12hr 00-00 00-00 00-00
Rain shwrs S S S S
Tstms S S S S
Heat index 98 91 105110110101 94 109114113100 92
Max heat 101 94 110 111 98 114 113 97
Extreme Heat W W W W W W W W W W W
Heat Y Y Y Y Y
Date 07/29 Wed 07/30/25 Thu 07/31/25 Fri 08/01/25 Sat 08/02/25
EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
Max/Min 95 78 96 78 96 78 96 75 89
Temp 94 84 80 80 94 84 80 80 94 85 80 80 94 83 77 75 86 79
Dewpt 79 78 77 77 78 77 77 77 77 77 76 76 77 76 75 75 76 73
PWind dir SE S S S SW SW SW N NE
Wind char LT LT LT LT LT LT LT LT LT
Avg clouds SC B1 B1 SC SC B1 SC FW FW B1 SC FW SC B2 B1 SC B1 OV
PoP 12hr 50 20 40 20 40 20 60 50 80
Rain shwrs C S C S C S S L C S C D
Tstms C S C S C S S L C S L
$$
SCZ050-270800-
Charleston Waterfront-Charleston SC
32.78N 79.94W Elev. 10 ft
707 PM EDT Sat Jul 26 2025
Date 07/26/25 Sun 07/27/25 Mon 07/28/25 Tue
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 82 99 81 98 79
Temp 89 86 84 83 85 93 97 95 88 85 83 81 83 92 96 93 87 83 81 79 81
Dewpt 77 77 77 77 77 78 77 80 80 79 77 78 78 78 79 78 79 79 78 78 78
RH 68 75 80 82 77 62 53 62 77 82 82 91 85 64 58 62 77 88 91 97 91
Wind dir SW SW SW W W NW S S S SW SW SW W SW S S S SW SW SW SW
Wind spd 6 5 4 4 4 4 5 9 6 5 5 4 3 4 6 8 5 3 3 3 4
Clouds FW FW FW FW FW FW FW FW FW FW FW FW FW FW SC SC B1 B1 B1 B1 B1
PoP 12hr 0 5 5 20 30
QPF 12hr 0 0 0 0 0.02
Snow 12hr 00-00 00-00 00-00
Rain shwrs S S C C S S C
Tstms S S C C S S C
Heat index 101 96 93 91 95108112115105 98 92 93107114109101 94
Max heat 105 98 96 113 116 103 93 115 112 100
Extreme Heat W W W W W W W W W W W
Heat Y Y Y Y Y
Date 07/29 Wed 07/30/25 Thu 07/31/25 Fri 08/01/25 Sat 08/02/25
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 79 92 80 94 80 93 76 86
Temp 90 84 81 81 90 84 82 82 92 85 82 82 91 83 78 76 85 80
Dewpt 80 78 78 79 80 78 79 79 80 78 79 78 78 77 77 75 76 73
PWind dir S S S SW SW SW SW E NE
Wind char LT LT LT LT GN LT GN LT GN
Avg clouds B1 B1 B1 SC SC B1 SC FW SC B1 B1 SC B1 B2 B2 B1 B2 B2
PoP 12hr 40 30 30 20 30 30 60 70 80
Rain shwrs C C C S S C S S C C C C L L C L D
Tstms C C C S S C S S C C C C L C C C L
$$
SCZ048-270800-
Beaufort Marine Corps Air Station-Beaufort SC
32.48N 80.72W Elev. 37 ft
707 PM EDT Sat Jul 26 2025
Date 07/26/25 Sun 07/27/25 Mon 07/28/25 Tue
EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12
Min/Max 79 101 81 100 79
Temp 87 83 81 80 81 92 98 97 88 85 83 81 83 93 98 95 87 83 81 79 81
Dewpt 76 76 76 75 76 77 75 76 77 77 76 75 76 77 77 77 77 77 77 76 77
RH 70 80 85 85 85 62 48 51 70 77 80 82 80 60 51 56 72 82 88 91 88
Wind dir S SW SW W W NW W S S S SW SW W W SW S S S S SE S
Wind spd 5 3 3 3 3 4 3 5 5 4 3 3 3 3 4 5 4 2 2 2 2
Clouds FW CL CL FW CL FW FW SC SC FW FW CL FW FW SC SC SC SC SC SC SC
PoP 12hr 0 5 0 20 20
QPF 12hr 0 0 0 0 0
Snow 12hr 00-00 00-00 00-00
Rain shwrs S S S S
Tstms S S S S
Heat index 98 91 106111111100 96 91 91107114110 99 92
Max heat 102 94 111 112 97 91 114 111 97
Extreme Heat W W W W W W W W W W W
Heat Y Y Y Y Y
Date 07/29 Wed 07/30/25 Thu 07/31/25 Fri 08/01/25 Sat 08/02/25
EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
Max/Min 92 78 93 79 95 78 93 75 87
Temp 91 83 80 80 92 83 81 79 93 84 80 80 92 81 77 75 85 78
Dewpt 79 78 77 78 78 77 77 77 78 77 77 77 78 77 76 75 76 73
PWind dir SE S S S SW SW SW NW NE
Wind char LT LT LT LT LT LT LT LT LT
Avg clouds SC B1 SC SC SC B1 SC FW FW B1 SC FW SC B2 B1 B1 B1 B2
PoP 12hr 40 20 30 20 40 20 60 50 80
Rain shwrs C S C S C S S L C C C D
Tstms C S C S C S S L C S S L
$$
SCZ043-270800-
Walterboro-Inland Colleton SC
32.91N 80.67W Elev. 98 ft
707 PM EDT Sat Jul 26 2025
Date 07/26/25 Sun 07/27/25 Mon 07/28/25 Tue
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 76 100 78 99 76
Temp 89 82 78 77 79 92 98 97 89 83 80 78 81 93 98 95 86 80 78 76 79
Dewpt 74 75 75 74 75 74 72 73 74 75 75 74 76 75 74 73 77 77 76 75 78
RH 61 79 91 90 88 56 43 46 61 77 85 88 85 56 47 49 75 91 94 97 97
Wind dir SW SW SW W W NW W W SW S SW SW W NW W SW S SE S SE SE
Wind spd 3 2 2 2 2 5 4 5 2 2 2 2 2 3 2 3 2 2 1 1 1
Clouds FW CL CL CL CL CL FW FW SC FW FW FW FW FW B1 B1 B1 SC SC B1 SC
PoP 12hr 0 5 0 30 20
QPF 12hr 0 0 0 0.01 0.01
Snow 12hr 00-00 00-00 00-00
Rain shwrs C C S S S
Tstms C C S S
Heat index 98 102107107 98 90 105110105 97
Max heat 101 93 107 107 94 110 107 94
Extreme Heat W W W W W W W W W W W
Heat Y Y Y Y Y
Date 07/29 Wed 07/30/25 Thu 07/31/25 Fri 08/01/25 Sat 08/02/25
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 75 93 75 94 75 91 72 86
Temp 90 82 77 78 92 82 77 79 93 83 77 79 90 81 74 74 84 76
Dewpt 77 77 76 78 76 76 77 78 75 76 76 77 75 75 74 74 73 71
PWind dir SE S S S SW SW W NE NE
Wind char LT LT LT LT LT LT LT LT LT
Avg clouds SC B1 B1 SC SC B1 SC SC SC B1 SC SC SC B2 B2 B1 B1 B2
PoP 12hr 50 20 40 20 40 20 70 60 80
Rain shwrs S C S C S C S S L L S C D
Tstms S C S C S C S S L C S L
$$
GAZ099-270800-
Metter-Candler GA
32.40N 82.06W Elev. 197 ft
707 PM EDT Sat Jul 26 2025
Date 07/26/25 Sun 07/27/25 Mon 07/28/25 Tue
EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12
Min/Max 77 100 79 100 77
Temp 90 83 80 78 80 91 98 97 91 85 82 79 81 92 99 98 91 83 80 78 79
Dewpt 74 73 73 72 74 75 72 71 73 72 72 72 74 75 74 73 74 75 75 75 76
RH 60 72 79 82 82 60 43 43 56 65 72 79 79 58 45 45 58 77 85 91 91
Wind dir SW SW W W NW NW NW W W W W W NW N NW NW SW S E E E
Wind spd 2 2 2 2 2 5 5 4 2 2 2 2 2 4 3 2 2 1 1 1 1
Clouds FW FW FW CL CL CL FW FW FW FW FW CL CL CL SC SC SC SC SC SC FW
PoP 12hr 0 5 0 20 20
QPF 12hr 0 0 0 0 0
Snow 12hr 00-00 00-00 00-00
Rain shwrs S S S S
Tstms S S S S
Heat index 99 102107105100 91 103111109101 90
Max heat 102 94 107 108 96 111 110 97
Extreme Heat A A A
Heat Y Y Y Y Y Y Y Y Y Y Y Y Y
Date 07/29 Wed 07/30/25 Thu 07/31/25 Fri 08/01/25 Sat 08/02/25
EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
Max/Min 94 74 96 75 96 76 94 73 88
Temp 93 83 76 76 94 84 77 77 94 86 78 78 92 82 75 75 85 77
Dewpt 76 78 76 76 76 77 75 76 75 75 74 75 75 75 75 74 74 73
PWind dir E S S S SW SW W NE NE
Wind char LT LT LT LT LT LT LT LT LT
Avg clouds SC B2 B1 SC SC B1 B1 FW FW B1 SC FW SC B2 B1 SC B1 B2
PoP 12hr 60 30 50 30 40 20 60 50 80
Rain shwrs L C C C C S S L C S C D
Tstms L C C C C S S L C S L
$$
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