Point Forecast Matrices
Issued by NWS Charleston, SC
Issued by NWS Charleston, SC
786
FOUS52 KCHS 292220
PFMCHS
Point Forecast Matrices
National Weather Service Charleston SC
620 PM EDT Tue Jul 29 2025
SCZ050-300800-
Charleston International Airport-Charleston SC
32.91N 80.03W Elev. 45 ft
620 PM EDT Tue Jul 29 2025
Date 07/29/25 Wed 07/30/25 Thu 07/31/25 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 94 78 95 80
Temp 83 81 80 80 81 88 92 89 83 81 80 78 80 88 93 92 85 82 81 80 82
Dewpt 77 78 78 77 78 78 77 77 77 78 78 77 77 76 74 75 75 77 78 77 76
RH 82 91 94 91 91 72 62 68 82 91 94 97 91 68 54 58 72 85 91 91 82
Wind dir SE S S S S S S S S S S SW SW W SW S S SW SW SW W
Wind spd 5 3 2 2 2 5 6 8 5 4 4 4 5 6 9 10 9 6 6 5 6
Clouds B1 SC SC SC SC SC B1 B1 B2 B1 B1 B1 SC SC B1 B1 SC SC SC FW FW
PoP 12hr 30 60 30 40 20
QPF 12hr 0.01 0.02 0.02 0.04 0.04
Snow 12hr 00-00 00-00 00-00
Rain shwrs C S S S S C C C C C C S S C C S S
Tstms C S S S S C C C C C C S S C C S S
Heat index 92 102106102 92 99103103 94 90
Max heat 97 90 106 107 91 103 105 93
Heat Y Y Y
Date 08/01 Sat 08/02/25 Sun 08/03/25 Mon 08/04/25 Tue 08/05/25
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 96 76 88 72 85 73 88 74 89
Temp 94 84 79 77 85 77 75 74 82 77 75 75 85 78 75 76 86 80
Dewpt 75 76 76 75 75 74 72 72 73 72 72 73 73 73 73 73 72 73
PWind dir SW W NE NE NE NE NE NE E
Wind char GN LT GN GN GN LT GN LT LT
Avg clouds FW B2 B2 B1 B2 OV B2 B2 B2 B2 B2 B1 B1 B2 B1 B1 B1 B2
PoP 12hr 60 70 90 70 80 50 70 40 60
Rain shwrs L L C L D L L L D C C C L C C C L
Tstms L L C L D L L L D C C C L C C C L
$$
GAZ118-300800-
Savannah International Airport-Inland Chatham GA
32.12N 81.20W Elev. 50 ft
620 PM EDT Tue Jul 29 2025
Date 07/29/25 Wed 07/30/25 Thu 07/31/25 Fri
EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12
Min/Max 77 96 78 98 79
Temp 83 81 80 78 79 89 94 94 85 82 80 78 79 89 96 95 87 84 81 79 80
Dewpt 77 78 77 76 77 78 74 77 78 78 77 76 75 77 74 73 75 77 76 75 75
RH 82 91 91 94 94 70 53 58 80 88 91 94 88 68 49 49 68 80 85 88 85
Wind dir SE S S S SW SW SW S S S SW SW SW W SW SW S S SW SW W
Wind spd 4 2 2 2 2 3 5 6 5 3 2 3 4 5 5 8 5 5 4 5 5
Clouds B1 B2 SC B1 SC SC B1 B1 B1 B1 SC FW SC SC B1 B1 SC SC FW FW FW
PoP 12hr 20 60 20 30 10
QPF 12hr 0.01 0.04 0.03 0.01 0
Snow 12hr 00-00 00-00 00-00
Rain shwrs S S S C S S C C
Tstms S S S C S S C C
Heat index 92 103105109 97 91 102107105 96 94
Max heat 96 92 106 110 94 107 109 96
Heat Y Y Y
Date 08/01 Sat 08/02/25 Sun 08/03/25 Mon 08/04/25 Tue 08/05/25
EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
Max/Min 98 77 91 73 86 73 87 74 89
Temp 96 86 80 78 88 79 75 74 84 78 75 74 85 79 75 75 87 80
Dewpt 75 76 76 76 78 76 75 73 76 74 73 73 75 74 74 73 75 75
PWind dir SW SW N NE NE NE NE E E
Wind char LT LT LT LT LT LT LT LT LT
Avg clouds FW B1 B1 SC B1 OV B2 B2 B2 OV B2 B1 B1 B2 B1 SC B1 B2
PoP 12hr 50 50 90 80 80 60 70 40 60
Rain shwrs C C S C D D C L D L C C L C S C L
Tstms C C S C D D C L D L C C L C S C L
$$
SCZ050-300800-
Charleston Waterfront-Charleston SC
32.78N 79.94W Elev. 10 ft
620 PM EDT Tue Jul 29 2025
Date 07/29/25 Wed 07/30/25 Thu 07/31/25 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 80 92 80 95 81
Temp 84 83 82 81 82 89 91 90 85 83 82 80 82 90 93 92 86 84 83 81 83
Dewpt 79 80 79 79 80 80 79 80 79 79 80 79 78 78 77 78 78 79 79 79 78
RH 85 91 91 94 94 75 68 73 82 88 94 97 88 68 60 64 77 85 88 94 85
Wind dir S S S S S S S S S S SW SW W SW SW S S SW SW SW W
Wind spd 5 3 3 3 3 5 8 9 5 4 4 4 5 6 10 11 9 8 6 5 5
Clouds SC SC SC SC SC SC B1 B1 B1 B1 B1 B1 SC SC B1 B1 B1 B1 SC SC FW
PoP 12hr 30 50 40 40 30
QPF 12hr 0.01 0.01 0.04 0.02 0.02
Snow 12hr 00-00 00-00 00-00
Rain shwrs S S S S S S C C C C C C S S C C C C S S
Tstms S S S S S S C C C C C C S S C C C C S S
Heat index 95 95 92 90 93106108108 98 94 93 91105107107 98 96 94 90 93
Max heat 98 96 93 108 109 97 91 109 107 98 93
Heat Y Y Y
Date 08/01 Sat 08/02/25 Sun 08/03/25 Mon 08/04/25 Tue 08/05/25
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 87 74 84 74 87 74 88
Temp 94 85 81 79 85 79 76 76 82 78 76 75 85 80 76 76 86 81
Dewpt 78 78 78 77 79 76 75 75 77 75 74 74 76 75 74 75 77 76
PWind dir SW W NE NE NE NE NE NE E
Wind char GN LT GN GN GN LT GN LT LT
Avg clouds FW B1 B2 B1 B2 OV B2 B2 B2 B2 B2 B1 B2 B2 B1 B1 B1 B1
PoP 12hr 50 70 90 80 80 60 70 50 50
Rain shwrs C L C L D D L L D L C L L C C C C
Tstms C L C L D D L L D L C L L C C C C
$$
SCZ048-300800-
Beaufort Marine Corps Air Station-Beaufort SC
32.48N 80.72W Elev. 37 ft
620 PM EDT Tue Jul 29 2025
Date 07/29/25 Wed 07/30/25 Thu 07/31/25 Fri
EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12
Min/Max 78 94 78 95 79
Temp 83 82 80 79 80 88 92 91 84 81 80 78 80 88 94 93 86 83 81 79 81
Dewpt 79 79 78 78 79 79 78 78 79 79 78 77 76 78 76 75 76 78 78 76 76
RH 88 91 94 97 97 75 64 66 85 94 94 97 88 72 56 56 72 85 91 91 85
Wind dir SE S S S S S S S S S SW SW W W SW S S S SW W W
Wind spd 3 2 2 2 2 4 5 6 5 3 3 3 4 5 6 8 5 5 4 4 5
Clouds SC B1 SC SC SC SC B1 B1 SC SC SC SC SC SC B1 B1 SC SC FW FW FW
PoP 12hr 30 50 20 30 10
QPF 12hr 0.01 0.02 0.02 0.01 0
Snow 12hr 00-00 00-00 00-00
Rain shwrs S C S C C S S C C
Tstms S C S C C S S C C
Heat index 94 92 103107106 96 90 102107105 96 93
Max heat 98 94 107 109 94 107 109 96
Heat Y Y Y
Date 08/01 Sat 08/02/25 Sun 08/03/25 Mon 08/04/25 Tue 08/05/25
EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
Max/Min 97 77 88 73 84 73 86 74 87
Temp 95 85 80 78 86 78 75 74 82 77 75 74 84 78 75 75 85 79
Dewpt 77 77 77 76 78 76 74 74 76 74 73 73 76 75 74 74 76 75
PWind dir SW SW NE NE NE NE NE NE E
Wind char LT LT LT LT GN LT LT LT LT
Avg clouds FW B1 B2 SC B1 OV B2 B1 B2 B2 B2 B1 B1 B2 B1 SC B1 B2
PoP 12hr 50 60 90 70 80 50 70 40 60
Rain shwrs C L S C D L C L D C C C L C C C L
Tstms C L S C D L C L D C C C L C C C L
$$
SCZ043-300800-
Walterboro-Inland Colleton SC
32.91N 80.67W Elev. 98 ft
620 PM EDT Tue Jul 29 2025
Date 07/29/25 Wed 07/30/25 Thu 07/31/25 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 75 93 75 94 76
Temp 80 78 77 75 77 86 91 88 82 78 77 75 77 88 92 92 84 80 78 76 79
Dewpt 77 77 76 75 77 77 75 76 77 78 77 75 77 76 74 73 75 77 76 76 76
RH 91 97 97100100 75 60 68 85100100100100 68 56 54 74 91 94100 91
Wind dir SE SE SE SE SE S S S S S S SW SW W SW SW SW S SW SW W
Wind spd 2 1 1 1 1 3 4 4 3 2 2 2 3 5 6 6 4 3 2 3 4
Clouds B2 B1 SC B1 B1 B1 B1 B1 B1 B1 B1 SC SC SC B1 B1 SC SC SC FW FW
PoP 12hr 30 60 30 40 20
QPF 12hr 0.01 0.32 0.03 0.04 0.05
Snow 12hr 00-00 00-00 00-00
Rain shwrs C C C S C C C C C C S S
Tstms C C C S C C C C C C S S
Heat index 97102 99 90 99102101 92
Max heat 94 102 103 102 102
Date 08/01 Sat 08/02/25 Sun 08/03/25 Mon 08/04/25 Tue 08/05/25
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 74 85 70 82 70 85 71 86
Temp 93 82 76 76 83 76 72 72 80 75 72 72 83 77 72 73 84 78
Dewpt 75 76 76 76 76 74 72 72 73 72 71 72 73 73 72 73 73 73
PWind dir SW NE NE NE NE NE NE NE NE
Wind char LT LT LT LT GN LT LT LT LT
Avg clouds FW B2 B2 B1 B1 OV B2 B2 B2 B2 B2 B1 B1 B2 B1 SC B1 B2
PoP 12hr 60 60 90 70 70 50 60 30 60
Rain shwrs L L S C D L C L L C C C L C S C L
Tstms L L S C D L C L L C C C L C S C L
$$
GAZ099-300800-
Metter-Candler GA
32.40N 82.06W Elev. 197 ft
620 PM EDT Tue Jul 29 2025
Date 07/29/25 Wed 07/30/25 Thu 07/31/25 Fri
EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12
Min/Max 75 95 76 96 76
Temp 83 79 77 76 77 87 93 91 85 80 78 76 78 87 93 93 87 82 78 76 78
Dewpt 76 76 75 75 77 77 75 75 76 77 76 76 75 76 74 72 75 75 75 75 76
RH 80 91 94 97100 72 56 60 75 91 94100 91 70 54 51 68 79 91 97 94
Wind dir S S SE S S SW SW SW S S SW SW SW W SW SW SW W SW SW SW
Wind spd 2 2 1 1 1 2 4 4 2 2 2 2 2 5 6 5 2 2 2 3 3
Clouds B2 B2 B1 SC B1 SC B1 B2 SC B1 SC FW SC FW B1 B1 SC SC FW FW CL
PoP 12hr 40 70 30 30 10
QPF 12hr 0.18 0.09 0.02 0.01 0
Snow 12hr 00-00 00-00 00-00
Rain shwrs C S C L C C C C
Tstms C S C L C C C C
Heat index 91 99105102 94 98103101 96
Max heat 96 105 106 92 103 103 94
Heat Y Y Y
Date 08/01 Sat 08/02/25 Sun 08/03/25 Mon 08/04/25 Tue 08/05/25
EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
Max/Min 97 74 89 71 84 70 85 71 89
Temp 95 86 78 76 87 77 73 73 81 75 72 72 83 78 72 73 86 79
Dewpt 74 74 76 76 77 75 73 72 73 73 71 71 73 73 72 72 73 73
PWind dir SW W N NE NE NE NE E NE
Wind char LT LT LT LT LT LT LT LT LT
Avg clouds FW B1 B1 SC B1 OV B2 B1 B1 B2 B1 B1 B1 B2 B1 SC SC B1
PoP 12hr 50 50 90 70 70 50 60 30 50
Rain shwrs C C S C D L C C L C S C L C S S C
Tstms C C S C D L C C L C S C L C S S C
$$
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