Point Forecast Matrices
Issued by NWS Charleston, SC
Issued by NWS Charleston, SC
915
FOUS52 KCHS 200008
PFMCHS
Point Forecast Matrices
National Weather Service Charleston SC
808 PM EDT Sat Jul 19 2025
SCZ050-200800-
Charleston International Airport-Charleston SC
32.91N 80.03W Elev. 45 ft
808 PM EDT Sat Jul 19 2025
Date 07/19/25 Sun 07/20/25 Mon 07/21/25 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 97 79 98 77
Temp 82 81 80 81 91 95 94 87 83 81 79 82 90 95 92 85 81 79 78 79
Dewpt 77 77 76 75 74 73 74 75 76 75 74 75 75 75 76 77 77 76 76 76
RH 85 88 88 82 58 49 53 68 80 82 85 79 62 53 60 77 88 91 94 91
Wind dir SW SW SW W W W W SW SW SW W W W W SW S S N N NE
Wind spd 9 8 8 8 10 12 12 9 6 6 5 6 6 5 6 5 3 2 3 4
Clouds FW FW CL FW FW SC SC SC SC SC FW FW FW B1 B1 B1 B1 B1 B1 B1
PoP 12hr 5 30 10 40 40
QPF 12hr 0 0 0 0.05 0.03
Snow 12hr 00-00 00-00 00-00
Rain shwrs S S C C C C S S C
Tstms S S C C C C S S S
Heat index 90 101105105 96 91 101107105 96
Max heat 96 91 105 107 94 107 107 92
Heat Y Y Y
Date 07/22 Wed 07/23/25 Thu 07/24/25 Fri 07/25/25 Sat 07/26/25
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 74 90 73 90 74 92 76 94
Temp 89 81 76 76 88 80 75 75 88 82 76 77 89 81 77 79 92 83
Dewpt 75 74 72 72 69 69 70 71 70 72 73 74 74 74 74 75 73 74
PWind dir NE NE NE NE E E SE SW SW
Wind char LT LT GN LT GN LT LT LT GN
Avg clouds B1 B2 B1 SC B1 B1 SC SC B1 B1 SC SC B1 B1 SC SC SC B1
PoP 12hr 80 50 50 20 50 10 40 10 30
Rain shwrs C D C S C C S S C C C C S C
Tstms C D C C C C C C S C
$$
GAZ118-200800-
Savannah International Airport-Inland Chatham GA
32.12N 81.20W Elev. 50 ft
808 PM EDT Sat Jul 19 2025
Date 07/19/25 Sun 07/20/25 Mon 07/21/25 Tue
EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12
Min/Max 79 99 80 99 78
Temp 84 81 79 81 91 97 97 90 85 82 80 82 91 97 96 88 83 80 78 79
Dewpt 76 75 74 74 75 74 73 74 73 74 73 75 75 75 74 76 76 76 75 76
RH 77 82 85 79 60 48 46 60 67 77 79 79 60 50 49 68 80 88 91 91
Wind dir S SW SW W W W W W SW W W W W W W SW W W NW NW
Wind spd 5 4 4 5 8 9 9 5 4 3 4 5 6 5 6 4 2 2 2 2
Clouds FW CL CL CL FW SC SC SC SC FW FW FW FW B1 B1 B1 B1 SC SC SC
PoP 12hr 5 30 10 40 30
QPF 12hr 0 0 0 0.06 0.04
Snow 12hr 00-00 00-00 00-00
Rain shwrs S C C C C C S
Tstms S C C C C S S
Heat index 93 102109107 99 92 102110107 99 91
Max heat 98 95 109 109 96 110 110 96
Heat Y Y Y
Date 07/22 Wed 07/23/25 Thu 07/24/25 Fri 07/25/25 Sat 07/26/25
EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
Max/Min 94 75 90 74 89 74 91 76 94
Temp 92 82 77 77 88 81 76 74 87 82 76 76 89 82 77 77 92 85
Dewpt 77 76 74 74 73 72 72 73 74 73 74 75 76 75 75 75 76 75
PWind dir NE NE E NE E E SE SW SW
Wind char LT LT GN LT GN LT LT LT LT
Avg clouds B1 B2 B2 SC B1 B2 B1 SC B1 B2 SC SC SC B1 SC SC SC B1
PoP 12hr 80 50 70 30 70 20 50 10 30
Rain shwrs S D C S C L C S C L S C C C
Tstms S D C S C C L S S C C
$$
SCZ050-200800-
Charleston Waterfront-Charleston SC
32.78N 79.94W Elev. 10 ft
808 PM EDT Sat Jul 19 2025
Date 07/19/25 Sun 07/20/25 Mon 07/21/25 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 80 96 81 96 79
Temp 84 83 82 82 91 95 94 87 85 83 81 83 90 95 93 86 83 81 79 81
Dewpt 78 78 77 77 76 76 77 77 77 77 76 76 77 78 78 78 78 78 78 77
RH 82 85 85 85 62 54 58 72 77 82 85 80 66 58 62 77 85 91 97 88
Wind dir SW SW SW W W W SW SW SW SW W W W W SW SW SW NW N NE
Wind spd 9 8 8 6 10 11 12 10 8 5 5 5 5 6 8 5 3 3 3 4
Clouds FW FW CL FW FW SC B1 SC SC SC FW FW SC B1 B1 B1 B1 B1 SC B1
PoP 12hr 5 20 10 30 40
QPF 12hr 0 0 0 0.01 0.03
Snow 12hr 00-00 00-00 00-00
Rain shwrs S S C C C C S S C
Tstms S S C C C C S S S
Heat index 95 93 90103108108 99 95 92 90103111109 98 93
Max heat 98 97 93 109 110 97 91 112 112 97
Heat Y Y Y
Date 07/22 Wed 07/23/25 Thu 07/24/25 Fri 07/25/25 Sat 07/26/25
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 88 75 89 76 90 78 92
Temp 88 82 79 79 87 81 77 77 87 82 78 78 88 82 80 80 91 84
Dewpt 77 76 74 73 73 72 72 73 73 73 74 75 77 76 76 77 78 77
PWind dir NE NE E E E SE S SW SW
Wind char GN LT GN GN GN LT LT LT GN
Avg clouds B1 B2 B1 B1 B1 B1 B1 B1 B1 B1 SC SC B1 B1 SC SC SC SC
PoP 12hr 70 50 50 30 50 20 40 10 20
Rain shwrs C L C C C C C C C C S C C S S
Tstms C L C S C C C S C C S S
$$
SCZ048-200800-
Beaufort Marine Corps Air Station-Beaufort SC
32.48N 80.72W Elev. 37 ft
808 PM EDT Sat Jul 19 2025
Date 07/19/25 Sun 07/20/25 Mon 07/21/25 Tue
EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12
Min/Max 79 97 79 97 78
Temp 83 81 80 81 91 95 95 89 84 81 79 81 90 95 94 86 83 80 78 80
Dewpt 78 77 75 75 75 75 74 76 76 74 74 76 76 77 76 77 77 76 76 77
RH 85 88 85 82 60 53 51 66 77 79 85 85 64 56 56 75 82 88 94 91
Wind dir S SW SW W W W W W SW SW W W W W W S W W NW N
Wind spd 5 5 5 5 8 9 9 5 4 4 4 5 5 5 5 4 2 2 2 3
Clouds FW CL CL CL FW SC SC SC SC FW FW FW FW B1 B1 B1 B1 SC SC B1
PoP 12hr 5 20 10 30 30
QPF 12hr 0 0 0 0.03 0.03
Snow 12hr 00-00 00-00 00-00
Rain shwrs S S C C C C C
Tstms S S C C C S S
Heat index 93 102107106100 93 102110107 97 92
Max heat 97 96 107 109 98 110 110 96
Heat Y Y Y
Date 07/22 Wed 07/23/25 Thu 07/24/25 Fri 07/25/25 Sat 07/26/25
EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
Max/Min 92 75 88 74 89 75 90 76 93
Temp 90 81 77 77 87 80 76 76 87 82 76 77 88 82 78 78 91 83
Dewpt 77 76 74 73 73 71 72 72 74 73 74 75 77 75 75 76 77 76
PWind dir NE NE E NE E E SE SW SW
Wind char LT LT GN LT GN LT LT LT LT
Avg clouds B1 B2 B1 SC B1 B1 SC SC B1 B1 SC FW SC B1 SC SC SC B1
PoP 12hr 70 50 50 20 50 20 40 10 30
Rain shwrs C L C S C C S S C C S S C C
Tstms C L C C C C S C C
$$
SCZ043-200800-
Walterboro-Inland Colleton SC
32.91N 80.67W Elev. 98 ft
808 PM EDT Sat Jul 19 2025
Date 07/19/25 Sun 07/20/25 Mon 07/21/25 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 95 77 95 75
Temp 81 79 76 79 90 94 93 87 81 79 77 79 90 94 93 84 80 77 75 78
Dewpt 75 74 73 75 74 73 73 74 75 74 74 75 76 74 74 76 77 76 74 77
RH 82 85 90 88 60 51 52 65 82 85 90 88 64 53 54 77 91 97 97 97
Wind dir S SW SW W W W W W SW SW W W NW NW W SW S NW N NE
Wind spd 5 4 4 5 9 10 10 4 3 3 4 5 5 5 4 2 2 1 2 2
Clouds FW CL CL FW FW SC SC SC SC SC FW FW FW B1 B1 B1 B1 SC B1 B1
PoP 12hr 5 20 10 40 30
QPF 12hr 0 0 0 0.04 0.04
Snow 12hr 00-00 00-00 00-00
Rain shwrs S S C C C C C
Tstms S S C C C S
Heat index 99103102 95 102105103 93
Max heat 93 90 103 103 91 105 105
Heat Y Y Y
Date 07/22 Wed 07/23/25 Thu 07/24/25 Fri 07/25/25 Sat 07/26/25
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 72 88 70 88 71 89 73 92
Temp 89 79 74 74 87 79 72 73 86 81 73 74 88 81 75 76 90 82
Dewpt 75 75 72 72 69 69 70 71 71 72 73 74 74 75 74 75 74 75
PWind dir NE NE NE NE NE E SE SW SW
Wind char LT LT GN LT LT LT LT LT LT
Avg clouds B1 B2 B1 SC B1 B1 SC FW B1 B1 FW SC SC B1 SC SC SC B1
PoP 12hr 80 40 50 20 50 10 40 10 30
Rain shwrs C D C C C S C C S C C
Tstms C D C C S C S C C
$$
GAZ099-200800-
Metter-Candler GA
32.40N 82.06W Elev. 197 ft
808 PM EDT Sat Jul 19 2025
Date 07/19/25 Sun 07/20/25 Mon 07/21/25 Tue
EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12
Min/Max 77 98 78 99 76
Temp 83 80 78 79 90 95 95 89 84 80 78 80 91 97 94 87 81 78 76 78
Dewpt 70 71 71 73 75 73 72 73 73 73 73 74 75 73 73 74 75 74 74 75
RH 65 74 79 82 62 49 48 59 70 79 85 82 60 46 51 65 82 88 94 91
Wind dir SW W W W W W W W W W W W NW NW W W W W W N
Wind spd 2 2 2 3 6 9 8 4 3 2 3 4 5 5 5 2 2 2 2 2
Clouds FW FW CL CL FW SC SC FW SC FW FW FW FW B1 B1 B1 B1 SC SC SC
PoP 12hr 5 20 5 40 30
QPF 12hr 0 0 0 0.04 0.08
Snow 12hr 00-00 00-00 00-00
Rain shwrs S C C C C S
Tstms S C C C S
Heat index 101105104 97 90 102107103 95
Max heat 96 91 105 106 93 107 107 93
Date 07/22 Wed 07/23/25 Thu 07/24/25 Fri 07/25/25 Sat 07/26/25
EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
Max/Min 95 73 91 71 92 71 92 73 95
Temp 93 83 75 75 89 82 73 73 90 84 73 74 90 84 75 76 93 86
Dewpt 75 75 74 72 69 69 70 71 70 70 72 73 73 74 74 74 73 73
PWind dir NE E NE E E E E S SW
Wind char LT LT GN LT LT LT LT LT LT
Avg clouds SC B2 B2 SC B1 B1 SC FW B1 B1 SC SC SC B1 SC SC SC B1
PoP 12hr 70 40 50 20 50 10 40 10 30
Rain shwrs S L C C C S S C C S C C
Tstms S L C C S C S C C
$$
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