Point Forecast Matrices
Issued by NWS Charleston, SC
Issued by NWS Charleston, SC
663
FOUS52 KCHS 251717
PFMCHS
Point Forecast Matrices
National Weather Service Charleston SC
117 PM EDT Wed Jun 25 2025
SCZ050-260800-
Charleston International Airport-Charleston SC
32.91N 80.03W Elev. 45 ft
117 PM EDT Wed Jun 25 2025
Date 06/25/25 Thu 06/26/25 Fri 06/27/25 Sat
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 74 90 73 90 75
Temp 94 86 81 77 75 76 86 90 88 82 78 76 74 78 87 90 87 81 79 76 75 77
Dewpt 72 73 73 72 71 73 71 71 72 72 74 74 73 74 72 71 73 73 74 74 73 73
RH 49 65 77 85 87 90 61 54 59 72 88 94 97 88 61 54 63 77 85 94 94 87
Wind dir S S SW S W W SW S S S S SW SW SW S S S S S SW SW W
Wind spd 11 10 5 3 2 3 5 6 10 8 4 3 1 2 5 9 10 8 4 3 1 2
Clouds FW SC B1 B1 B1 FW SC SC SC FW FW FW SC FW SC SC SC FW FW FW SC FW
PoP 12hr 40 30 20 20 10
QPF 12hr 0.04 0 0 0.01 0
Snow 12hr 00-00 00-00 00-00
Rain shwrs C S C C C C S S S S
Tstms C S C C C C S S S S
Heat index 102 93 91 96 95 94 96 94
Max heat 106 90 96 96 96 96
Heat Y
Date 06/28 Sun 06/29/25 Mon 06/30/25 Tue 07/01/25 Wed 07/02/25
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 91 75 91 76 91 76 92 77 91
Temp 90 82 77 78 90 83 78 78 89 83 78 79 90 83 79 80 90 84
Dewpt 71 74 74 74 72 74 75 74 72 74 74 75 72 74 75 74 73 75
PWind dir SW SW S S S SW SW SW SW
Wind char LT LT GN LT GN GN GN GN GN
Avg clouds SC SC FW FW FW FW FW FW FW SC FW FW SC SC SC SC SC SC
PoP 12hr 30 10 40 20 50 30 50 30 60
Rain shwrs C C S S C C C S C C C S C L
Tstms C C S S C C C S C C C S C L
$$
GAZ118-260800-
Savannah International Airport-Inland Chatham GA
32.12N 81.20W Elev. 50 ft
117 PM EDT Wed Jun 25 2025
Date 06/25/25 Thu 06/26/25 Fri 06/27/25 Sat
EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12
Min/Max 74 92 73 92 73
Temp 96 87 81 77 74 77 88 92 89 82 77 75 73 76 86 90 90 83 78 75 73 75
Dewpt 73 73 72 72 70 72 73 71 72 73 73 72 72 73 73 72 73 73 74 73 71 73
RH 48 63 74 85 87 85 61 51 57 74 87 90 97 90 65 56 58 72 88 94 93 94
Wind dir SE S S W NW NW S SE SE S S S S SW SW S S S S SW SW W
Wind spd 10 10 5 2 2 2 4 5 9 5 3 1 1 2 3 5 8 5 2 1 1 2
Clouds FW SC FW B2 SC FW SC SC SC SC FW FW FW FW FW SC SC SC SC SC FW FW
PoP 12hr 50 40 20 40 20
QPF 12hr 0.04 0.03 0.03 0.02 0.03
Snow 12hr 00-00 00-00 00-00
Rain shwrs S C S S S C C S S C C S S
Tstms S C S S S C C S S C C S S
Heat index 106 94 96 99 96 93 97 98
Max heat 107 90 99 99 97 99
Heat Y
Date 06/28 Sun 06/29/25 Mon 06/30/25 Tue 07/01/25 Wed 07/02/25
EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
Max/Min 93 73 93 74 92 75 93 75 93
Temp 91 83 75 75 91 83 76 76 90 83 77 77 90 84 78 78 92 84
Dewpt 73 74 73 73 73 75 74 74 74 75 74 74 74 74 73 74 74 75
PWind dir SW SW S S S S SW SW SW
Wind char LT LT LT LT GN LT GN LT LT
Avg clouds FW SC SC FW FW SC SC FW FW SC SC FW SC SC SC SC SC B1
PoP 12hr 50 20 60 20 60 30 60 30 70
Rain shwrs C S L S C L C S L C C L
Tstms C S L S C L C S L C C L
$$
SCZ050-260800-
Charleston Waterfront-Charleston SC
32.78N 79.94W Elev. 10 ft
117 PM EDT Wed Jun 25 2025
Date 06/25/25 Thu 06/26/25 Fri 06/27/25 Sat
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 88 76 89 76
Temp 92 86 82 79 76 77 86 88 86 82 80 78 77 79 86 88 86 82 79 78 77 78
Dewpt 76 75 75 74 73 73 73 74 75 74 75 75 74 75 75 75 75 75 75 76 75 74
RH 60 70 79 85 90 87 65 63 70 77 85 91 90 88 70 66 70 79 88 94 94 88
Wind dir S S SW SW W NW SW S S S S SW SW SW S S S S S SW SW W
Wind spd 12 10 6 4 3 4 6 10 11 9 6 6 4 4 6 10 11 9 6 5 4 4
Clouds FW FW SC B1 B1 SC SC SC SC FW FW FW FW FW SC SC FW FW FW FW SC FW
PoP 12hr 30 30 20 20 10
QPF 12hr 0.07 0 0 0 0
Snow 12hr 00-00 00-00 00-00
Rain shwrs C S C C C C S S S S S
Tstms C S C C C C S S S S S
Heat index 104 95 93 96 95 95 97 95
Max heat 109 92 97 97 98 98
Heat Y
Date 06/28 Sun 06/29/25 Mon 06/30/25 Tue 07/01/25 Wed 07/02/25
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 90 77 90 78 90 78 91 78 91
Temp 88 83 79 79 89 84 79 80 89 83 80 80 89 83 80 80 90 84
Dewpt 75 75 76 75 76 76 76 76 76 76 76 76 76 76 76 75 76 76
PWind dir SW SW S SW S SW SW SW SW
Wind char GN LT GN LT GN GN GN GN GN
Avg clouds SC FW FW FW FW FW FW FW SC FW SC SC SC SC SC SC SC SC
PoP 12hr 20 10 30 20 40 30 40 40 60
Rain shwrs S S S C S S C C C S C C C C C L
Tstms S S S C S S C C C S C C C C C L
$$
SCZ048-260800-
Beaufort Marine Corps Air Station-Beaufort SC
32.48N 80.72W Elev. 37 ft
117 PM EDT Wed Jun 25 2025
Date 06/25/25 Thu 06/26/25 Fri 06/27/25 Sat
EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12
Min/Max 74 90 73 90 73
Temp 95 86 82 79 75 77 86 89 88 81 78 76 75 77 86 90 88 82 79 76 74 76
Dewpt 75 73 73 73 71 73 74 73 73 74 74 73 73 74 74 74 75 75 75 74 73 73
RH 53 65 74 82 87 87 68 59 61 79 88 90 94 90 68 60 66 79 88 94 97 90
Wind dir S S S SW W NW S S S S S S SW SW S S S S S SW SW W
Wind spd 10 9 5 2 1 2 4 6 8 5 3 1 1 2 3 6 8 4 3 1 1 2
Clouds FW SC SC B2 B1 FW SC SC SC FW FW FW FW FW SC SC SC SC SC FW SC SC
PoP 12hr 50 30 20 30 20
QPF 12hr 0.11 0.02 0.02 0 0.01
Snow 12hr 00-00 00-00 00-00
Rain shwrs C S S S C C S S C C S S
Tstms C S S S C C S S C C S S
Heat index 107 93 94 97 96 94 99 98
Max heat 109 90 97 97 99 99
Heat Y
Date 06/28 Sun 06/29/25 Mon 06/30/25 Tue 07/01/25 Wed 07/02/25
EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
Max/Min 91 75 91 76 90 76 92 75 91
Temp 89 82 76 77 90 83 78 78 89 83 78 78 89 83 78 78 90 84
Dewpt 73 75 75 74 74 75 75 75 74 75 75 75 75 75 74 73 75 76
PWind dir SW SW S S S SW SW SW SW
Wind char LT LT LT LT GN LT GN LT LT
Avg clouds SC SC SC FW FW SC FW FW FW SC FW FW FW SC SC SC SC SC
PoP 12hr 30 20 40 20 50 30 50 30 60
Rain shwrs C S C S C C C S C C S C L
Tstms C S C S C C C S C C S C L
$$
SCZ043-260800-
Walterboro-Inland Colleton SC
32.91N 80.67W Elev. 98 ft
117 PM EDT Wed Jun 25 2025
Date 06/25/25 Thu 06/26/25 Fri 06/27/25 Sat
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 71 91 70 90 71
Temp 98 87 79 75 73 74 85 91 89 80 75 73 71 75 85 87 87 81 76 73 71 74
Dewpt 69 73 72 71 69 72 72 72 71 72 73 72 71 74 72 71 71 73 74 73 71 73
RH 39 63 79 87 87 93 65 54 56 77 94 97100 97 65 59 59 77 94100100 97
Wind dir E S S W S SW SW S S S S S N S SW S S S S N N SW
Wind spd 4 8 4 2 1 2 2 4 5 4 1 1 0 1 3 5 6 4 1 0 0 1
Clouds FW SC B1 B1 B1 FW SC SC SC SC FW SC FW FW SC SC SC SC FW SC SC FW
PoP 12hr 50 40 20 30 10
QPF 12hr 0.19 0.02 0.05 0.01 0
Snow 12hr 00-00 00-00 00-00
Rain shwrs S S C S C C C C S S C C
Tstms S S C S C C C C S S C C
Heat index 104 94 91 99 95 91 93 93
Max heat 105 99 98 93 94
Heat Y
Date 06/28 Sun 06/29/25 Mon 06/30/25 Tue 07/01/25 Wed 07/02/25
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 91 72 91 72 90 73 92 73 90
Temp 88 81 74 75 89 82 74 76 89 82 74 76 89 82 76 76 89 82
Dewpt 71 74 73 74 71 74 74 74 72 73 74 75 71 74 73 73 72 74
PWind dir SW SW S S S S SW SW SW
Wind char LT LT LT LT LT LT GN LT LT
Avg clouds SC SC SC FW FW SC FW FW SC SC SC SC SC SC SC SC SC SC
PoP 12hr 30 10 50 10 50 20 50 30 60
Rain shwrs C C C C S S C C C L
Tstms C C C C S S C C C L
$$
GAZ099-260800-
Metter-Candler GA
32.40N 82.06W Elev. 197 ft
117 PM EDT Wed Jun 25 2025
Date 06/25/25 Thu 06/26/25 Fri 06/27/25 Sat
EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12
Min/Max 72 94 70 92 71
Temp 96 90 80 76 73 75 86 93 93 82 76 72 71 73 83 90 90 84 76 73 72 74
Dewpt 69 72 71 69 70 71 72 71 70 72 72 72 71 72 73 71 71 72 72 71 71 72
RH 42 56 74 79 90 87 63 49 47 72 87100100 97 72 54 54 67 87 93 97 93
Wind dir N E SE E SE NE S S S SE S S N SW SW SW S S S SW N SW
Wind spd 4 4 4 2 2 2 2 3 3 1 1 1 0 1 2 4 4 1 1 1 0 2
Clouds FW SC B1 B1 SC FW FW SC SC SC SC SC SC SC FW SC SC FW SC SC SC SC
PoP 12hr 50 50 30 40 20
QPF 12hr 0.48 0.03 0.14 0.01 0.05
Snow 12hr 00-00 00-00 00-00
Rain shwrs S S C C S S C C C C C C S S
Tstms S S C C S S C C C C C C S S
Heat index 102 97 92100 99 96 96 90
Max heat 104 100 100 96 97
Heat Y
Date 06/28 Sun 06/29/25 Mon 06/30/25 Tue 07/01/25 Wed 07/02/25
EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
Max/Min 93 71 94 72 93 72 93 73 92
Temp 90 83 74 74 91 84 75 75 90 84 75 75 90 84 76 76 91 82
Dewpt 71 73 73 73 72 73 73 74 72 73 74 73 72 73 73 73 72 74
PWind dir SW SW SW S SW S SW SW SW
Wind char LT LT LT LT LT LT LT LT LT
Avg clouds SC SC SC FW FW SC SC FW SC SC SC SC SC SC SC SC SC SC
PoP 12hr 50 20 50 20 60 30 60 30 70
Rain shwrs C S C S S L C S L C S L
Tstms C S C S S L C S L C S L
$$
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