Point Forecast Matrices
Issued by NWS Charleston, SC
Issued by NWS Charleston, SC
776
FOUS52 KCHS 151046
PFMCHS
Point Forecast Matrices
National Weather Service Charleston SC
646 AM EDT Sun Jun 15 2025
SCZ050-152000-
Charleston International Airport-Charleston SC
32.91N 80.03W Elev. 45 ft
646 AM EDT Sun Jun 15 2025
Date Sun 06/15/25 Mon 06/16/25 Tue 06/17/25
EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20
UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00
Max/Min 90 75 92 76 93
Temp 77 87 89 88 83 80 79 76 78 86 89 88 82 80 78 76 78 87 91 90 83
Dewpt 73 73 73 74 74 75 75 74 74 73 73 74 74 75 75 75 74 73 72 73 74
RH 87 63 59 63 74 85 88 94 88 65 59 63 77 85 91 97 88 63 54 58 74
Wind dir SW SW SW S S SW SW SW SW SW SW S S SW SW SW SW SW SW S S
Wind spd 6 9 10 11 10 8 6 6 9 10 10 11 9 10 9 8 9 10 11 12 11
Clouds SC SC B1 B1 B1 SC B1 SC SC SC SC B1 SC SC FW SC SC SC SC SC FW
PoP 12hr 50 30 40 20 30
QPF 12hr 0.28 0.01 0.03 0.01 0.03
Snow 12hr 00-00 00-00 00-00
Rain shwrs S C C C S C C S S S S S S C C
Tstms S C C C S C C S S S S S C C
Heat index 94 97 97 90 93 97 97 94 99 98 90
Max heat 97 99 97 98 99 100
Date Wed 06/18/25 Thu 06/19/25 Fri 06/20/25 Sat 06/21/25
EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
Min/Max 77 94 77 95 76 93 75 92
Temp 79 79 91 84 79 79 92 84 78 78 90 83 77 77 90 83
Dewpt 75 74 72 75 76 74 73 75 75 74 72 74 75 74 71 73
PWind dir SW SW SW SW SW SW SW E
Wind char GN GN GN GN GN LT LT LT
Avg clouds FW FW FW SC FW FW FW SC SC B1 B1 B1 SC SC FW SC
PoP 12hr 10 20 5 20 20 40 20 30
Rain shwrs S S S S C S S S C
Tstms S S S S C S S S C
$$
GAZ118-152000-
Savannah International Airport-Inland Chatham GA
32.12N 81.20W Elev. 50 ft
646 AM EDT Sun Jun 15 2025
Date Sun 06/15/25 Mon 06/16/25 Tue 06/17/25
EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20
UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00
Max/Min 91 74 92 75 94
Temp 76 86 91 89 84 79 77 75 76 85 90 89 84 80 77 75 77 86 92 92 86
Dewpt 73 74 74 74 76 75 74 73 75 76 75 75 76 76 75 73 74 75 74 74 76
RH 90 68 58 61 77 88 90 94 97 75 62 64 77 88 94 94 90 70 56 56 72
Wind dir SW SW SW SW S S SW SW SW SW SW SW S S S SW SW SW SW S S
Wind spd 4 5 8 8 8 5 4 4 5 6 9 10 9 5 5 4 5 6 8 9 8
Clouds SC SC B1 B1 B1 B1 SC SC FW SC B1 B1 B1 SC FW FW SC SC SC SC SC
PoP 12hr 50 30 50 10 40
QPF 12hr 0.29 0.01 0.04 0 0.03
Snow 12hr 00-00 00-00 00-00
Rain shwrs S C C C S C C C C
Tstms S C C C S C C C C
Heat index 94101 98 93 94101 99 93 95102102 96
Max heat 101 101 101 101 91 102 103
Date Wed 06/18/25 Thu 06/19/25 Fri 06/20/25 Sat 06/21/25
EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
Min/Max 76 94 77 95 76 94 75 92
Temp 78 78 92 87 79 79 93 87 79 77 92 84 77 77 90 84
Dewpt 74 74 75 75 75 74 75 76 75 74 75 76 75 75 75 75
PWind dir S SW S SW SW SW SW E
Wind char LT LT LT LT LT LT LT LT
Avg clouds SC SC SC SC SC FW SC SC SC SC B1 B1 B1 SC SC SC
PoP 12hr 10 30 10 30 20 50 30 40
Rain shwrs C C S C C S C
Tstms C C S C C S C
$$
SCZ050-152000-
Charleston Waterfront-Charleston SC
32.78N 79.94W Elev. 10 ft
646 AM EDT Sun Jun 15 2025
Date Sun 06/15/25 Mon 06/16/25 Tue 06/17/25
EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20
UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00
Max/Min 89 77 90 78 91
Temp 80 87 88 87 83 81 79 78 79 85 88 88 83 81 80 78 80 87 89 89 83
Dewpt 75 75 76 76 76 76 76 75 76 77 77 77 77 77 78 76 77 78 77 77 77
RH 85 68 68 70 80 85 91 91 91 77 70 70 82 88 94 94 91 75 68 68 82
Wind dir SW SW S S S SW SW SW SW SW SW SW SW SW SW SW SW SW SW S S
Wind spd 8 9 12 12 11 10 9 8 8 10 13 14 11 10 9 9 8 10 12 13 10
Clouds SC SC SC SC B1 SC B1 SC SC SC B1 SC SC SC SC SC SC SC SC SC FW
PoP 12hr 40 30 30 20 20
QPF 12hr 0.08 0.02 0.02 0.02 0.02
Snow 12hr 00-00 00-00 00-00
Rain shwrs S C C C S S C C S S S S S S S S
Tstms S C C C S S C C S S S S S S S S
Heat index 96 99 97 91 96100100 92 100101101 92
Max heat 99 99 100 102 90 102 103
Date Wed 06/18/25 Thu 06/19/25 Fri 06/20/25 Sat 06/21/25
EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
Min/Max 79 92 79 92 78 92 76 90
Temp 81 81 90 84 81 81 90 84 80 80 90 83 79 78 88 83
Dewpt 77 77 77 78 78 77 78 78 77 76 77 77 77 76 76 76
PWind dir SW SW SW SW SW SW SW SE
Wind char GN GN GN GN GN GN LT LT
Avg clouds FW FW FW SC SC SC SC SC SC B1 B1 B1 B1 SC FW SC
PoP 12hr 10 20 10 20 20 40 30 20
Rain shwrs S S S S S C C S S S
Tstms S S S S S C C S S S
$$
SCZ048-152000-
Beaufort Marine Corps Air Station-Beaufort SC
32.48N 80.72W Elev. 37 ft
646 AM EDT Sun Jun 15 2025
Date Sun 06/15/25 Mon 06/16/25 Tue 06/17/25
EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20
UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00
Max/Min 89 75 92 76 93
Temp 77 85 88 87 83 79 78 76 77 85 90 89 83 80 78 76 78 86 91 91 84
Dewpt 73 74 75 76 76 75 75 74 75 76 76 76 77 76 76 74 75 75 75 76 77
RH 87 70 66 70 80 88 91 94 94 75 64 66 82 88 94 94 91 70 60 62 80
Wind dir SW SW SW S S SW SW SW SW SW SW S S S SW SW SW SW SW S S
Wind spd 5 6 8 9 8 6 5 5 5 6 9 11 9 5 5 5 5 6 9 10 9
Wind gust 19
Clouds SC SC B1 B1 B1 SC SC SC FW SC B1 SC SC SC FW SC SC SC SC FW SC
PoP 12hr 50 30 50 20 30
QPF 12hr 0.33 0.01 0.03 0.01 0.02
Snow 12hr 00-00 00-00 00-00
Rain shwrs S C C C S C C S S C C
Tstms S C C C S C C S S C C
Heat index 93 98 98 91 94102100 92 95102103 94
Max heat 98 98 102 102 90 102 105
Date Wed 06/18/25 Thu 06/19/25 Fri 06/20/25 Sat 06/21/25
EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
Min/Max 77 93 77 93 76 92 75 91
Temp 79 79 92 84 79 79 92 85 80 77 91 83 77 77 89 83
Dewpt 76 75 76 77 77 75 76 77 75 75 76 76 75 75 76 76
PWind dir SW SW SW SW SW SW SW E
Wind char LT LT LT GN LT LT LT LT
Avg clouds SC FW FW SC FW FW SC SC SC SC B1 B1 B1 SC SC SC
PoP 12hr 10 20 10 20 20 40 30 30
Rain shwrs S S S C C S S C
Tstms S S S C C S C
$$
SCZ043-152000-
Walterboro-Inland Colleton SC
32.91N 80.67W Elev. 98 ft
646 AM EDT Sun Jun 15 2025
Date Sun 06/15/25 Mon 06/16/25 Tue 06/17/25
EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20
UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00
Max/Min 87 72 89 73 90
Temp 75 85 87 87 82 76 74 73 75 84 87 88 81 77 75 73 76 85 88 90 83
Dewpt 72 73 74 73 74 74 74 73 75 74 74 73 74 74 74 73 75 73 72 72 73
RH 90 67 65 63 77 94100100100 72 65 61 79 90 97100 97 67 59 56 72
Wind dir SW SW SW SW S S SW SW SW SW SW SW S S SW SW SW SW SW SW S
Wind spd 4 6 8 8 5 4 4 4 5 8 8 8 6 5 4 4 5 8 9 9 5
Wind gust 18
Clouds SC SC B1 B1 B1 B1 B1 SC SC SC SC SC SC FW SC SC SC SC SC SC FW
PoP 12hr 50 30 50 10 40
QPF 12hr 0.14 0.02 0.04 0 0.02
Snow 12hr 00-00 00-00 00-00
Rain shwrs S C C C S C C C C
Tstms S C C C S C C C C
Heat index 92 95 94 91 95 96 92 95 97
Max heat 95 94 95 97 95 97
Date Wed 06/18/25 Thu 06/19/25 Fri 06/20/25 Sat 06/21/25
EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
Min/Max 74 91 75 92 74 90 72 90
Temp 75 76 90 83 76 77 90 83 76 76 88 82 74 75 88 81
Dewpt 73 75 72 74 74 75 73 74 74 74 72 73 73 74 72 73
PWind dir S SW S SW SW W SW E
Wind char LT LT LT GN LT LT LT LT
Avg clouds FW SC SC SC SC SC SC SC SC B1 B1 B1 SC SC SC SC
PoP 12hr 10 20 5 30 20 40 20 30
Rain shwrs S C S C S S C
Tstms S C S C S S C
$$
GAZ099-152000-
Metter-Candler GA
32.40N 82.06W Elev. 197 ft
646 AM EDT Sun Jun 15 2025
Date Sun 06/15/25 Mon 06/16/25 Tue 06/17/25
EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20
UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00
Max/Min 90 72 92 73 93
Temp 75 85 90 89 83 76 74 73 75 83 89 89 84 78 75 74 75 85 91 91 86
Dewpt 72 74 73 73 74 73 73 73 73 75 73 72 75 74 73 73 74 74 72 71 73
RH 90 70 58 59 74 90 97100 94 77 59 57 74 88 94 97 97 70 54 52 65
Wind dir SW SW SW SW SW SW SW SW SW SW SW SW SW S SW SW SW SW SW SW SW
Wind spd 4 6 6 6 4 4 3 4 3 5 6 6 2 2 2 2 3 5 6 6 2
Clouds SC B1 B1 B1 B1 SC SC SC SC SC SC B1 SC FW SC SC SC SC FW SC SC
PoP 12hr 50 30 60 20 50
QPF 12hr 0.18 0.01 0.03 0.02 0.03
Snow 12hr 00-00 00-00 00-00
Rain shwrs S C C C S L L S S C C S
Tstms S C C C S C C S S C C S
Heat index 93 98 97 90 90 97 96 92 93 99 98 93
Max heat 98 98 97 97 99 99
Date Wed 06/18/25 Thu 06/19/25 Fri 06/20/25 Sat 06/21/25
EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
Min/Max 74 94 75 94 74 94 73 93
Temp 76 76 92 87 77 77 92 87 77 77 92 84 76 75 90 84
Dewpt 73 74 71 73 73 74 72 73 73 74 73 74 73 73 72 74
PWind dir SW SW SW W SW W SW NE
Wind char LT LT LT LT LT LT LT LT
Avg clouds SC SC SC SC SC SC SC SC SC B1 B1 SC SC SC SC SC
PoP 12hr 20 30 10 30 30 50 30 50
Rain shwrs S C C C C C S C
Tstms S C C C C C S C
$$
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