Point Forecast Matrices
Issued by NWS Charleston, SC
Issued by NWS Charleston, SC
482
FOUS52 KCHS 190449
PFMCHS
Point Forecast Matrices
National Weather Service Charleston SC
1249 AM EDT Thu Jun 19 2025
SCZ050-200800-
Charleston International Airport-Charleston SC
32.91N 80.03W Elev. 45 ft
1249 AM EDT Thu Jun 19 2025
Date 06/18/25 Thu 06/19/25 Fri 06/20/25 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 93 75 92 74
Temp 79 77 80 88 92 90 84 80 79 76 78 86 89 87 81 78 76 74 77
Dewpt 75 74 74 73 72 73 74 74 75 73 73 73 72 73 74 74 75 74 74
RH 88 90 82 61 52 58 72 82 88 90 85 65 57 63 79 88 97100 90
Wind dir S SW SW SW SW S S SW SW SW W W SW S S S S SW S
Wind spd 9 9 9 10 11 14 12 10 8 6 5 5 5 6 5 3 2 2 2
Clouds FW SC FW FW SC FW SC SC SC SC SC SC B1 B1 SC SC SC SC SC
PoP 12hr 10 30 30 50 30
QPF 12hr 0 0.07 0.01 0.19 0.17
Snow 12hr 00-00 00-00 00-00
Rain shwrs S C C C S S S C C C C S S C
Tstms S C C C S C C C C S S
Heat index 96100 98 91 93 96 94
Max heat 100 100 96 96
Date 06/21 Sun 06/22/25 Mon 06/23/25 Tue 06/24/25 Wed 06/25/25
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 93 74 95 74 95 74 93
Temp 88 82 77 78 90 82 76 78 92 86 77 77 92 83 76 77 91 82
Dewpt 73 73 75 74 71 73 74 74 71 73 74 74 71 73 74 73 71 73
PWind dir SE S S SW SW SW S SW E
Wind char LT LT LT LT LT LT LT LT LT
Avg clouds SC SC FW FW FW FW CL CL FW FW FW FW FW FW FW FW FW SC
PoP 12hr 30 5 10 0 10 10 20 10 20
Rain shwrs C C S S
Tstms C S S
$$
GAZ118-200800-
Savannah International Airport-Inland Chatham GA
32.12N 81.20W Elev. 50 ft
1249 AM EDT Thu Jun 19 2025
Date 06/18/25 Thu 06/19/25 Fri 06/20/25 Sat
EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12
Min/Max 75 93 74 93 75
Temp 77 75 77 88 93 92 85 79 77 74 77 86 91 88 82 78 77 75 77
Dewpt 74 73 75 76 74 73 74 74 74 73 75 75 75 75 76 76 75 74 75
RH 90 94 94 68 54 54 70 85 90 97 94 70 60 66 82 94 94 97 94
Wind dir S SW SW SW SW SW S S SW SW W W W S S S S S S
Wind spd 5 5 5 6 9 10 9 6 5 4 3 4 4 5 5 3 2 2 2
Clouds FW CL FW FW SC SC SC SC FW FW SC SC B1 B1 SC SC FW SC SC
PoP 12hr 20 30 30 50 30
QPF 12hr 0.01 0.05 0.01 0.06 0.06
Snow 12hr 00-00 00-00 00-00
Rain shwrs S S S C S C C C C S
Tstms S S S C S C C C C
Heat index 99103101 93 95102 98
Max heat 105 103 102 102
Date 06/21 Sun 06/22/25 Mon 06/23/25 Tue 06/24/25 Wed 06/25/25
EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
Max/Min 92 74 93 74 94 74 94 73 93
Temp 90 82 76 77 91 83 76 76 92 86 77 77 92 83 76 76 91 84
Dewpt 75 75 74 74 74 74 74 74 75 73 74 74 75 74 74 75 75 74
PWind dir SE S SE S E SW E S E
Wind char LT LT LT LT LT LT LT LT LT
Avg clouds SC SC FW FW FW FW FW CL FW FW FW FW FW FW SC FW FW SC
PoP 12hr 40 5 20 0 10 5 20 10 30
Rain shwrs S C S S C
Tstms C S S C
$$
SCZ050-200800-
Charleston Waterfront-Charleston SC
32.78N 79.94W Elev. 10 ft
1249 AM EDT Thu Jun 19 2025
Date 06/18/25 Thu 06/19/25 Fri 06/20/25 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 78 91 76 90 77
Temp 80 78 80 88 90 88 83 81 80 77 79 87 89 87 82 79 78 77 78
Dewpt 76 75 76 77 77 77 77 77 77 75 75 77 77 77 77 77 76 75 76
RH 88 91 88 70 66 70 82 88 91 94 88 72 68 72 85 94 94 94 94
Wind dir SW SW SW SW SW S SW SW SW W W W SW S S S SW SW SW
Wind spd 11 11 10 11 13 16 13 12 10 8 5 5 8 9 5 4 3 2 3
Wind gust 23
Clouds FW FW FW FW SC FW SC SC SC SC SC SC B1 B1 SC SC SC SC SC
PoP 12hr 10 20 30 50 40
QPF 12hr 0 0.01 0 0.13 0.19
Snow 12hr 00-00 00-00 00-00
Rain shwrs S S C C S C C C C C C C C C
Tstms S S C C S C C C C S S S
Heat index 100103100 92 98101 99 90
Max heat 105 103 90 102 102
Date 06/21 Sun 06/22/25 Mon 06/23/25 Tue 06/24/25 Wed 06/25/25
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 89 77 90 77 91 77 91 77 90
Temp 87 82 78 79 88 83 78 78 90 85 78 78 90 83 78 78 88 83
Dewpt 77 76 76 76 76 75 76 76 76 76 76 75 76 77 75 75 77 75
PWind dir S S S SW SW SW S SW SE
Wind char LT LT LT LT LT LT LT LT LT
Avg clouds SC SC FW FW SC FW FW CL FW FW FW FW FW FW FW FW FW FW
PoP 12hr 30 5 10 5 5 10 20 10 20
Rain shwrs C S S S S S
Tstms S S S S S S
$$
SCZ048-200800-
Beaufort Marine Corps Air Station-Beaufort SC
32.48N 80.72W Elev. 37 ft
1249 AM EDT Thu Jun 19 2025
Date 06/18/25 Thu 06/19/25 Fri 06/20/25 Sat
EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12
Min/Max 76 92 74 91 75
Temp 79 77 79 87 92 89 84 80 78 75 78 86 90 87 82 79 77 75 77
Dewpt 75 74 75 76 75 76 77 75 75 73 75 75 75 76 76 76 75 74 75
RH 88 90 88 70 58 66 80 85 91 94 91 70 62 70 82 91 94 97 94
Wind dir S SW SW SW SW S S S SW SW W W SW S S S S SW SE
Wind spd 6 5 6 8 9 10 10 8 6 5 4 4 5 5 4 2 2 2 2
Wind gust 20
Clouds FW FW FW FW SC SC B1 FW SC SC SC SC SC SC SC SC FW FW SC
PoP 12hr 20 30 30 50 30
QPF 12hr 0.01 0.07 0 0.05 0.10
Snow 12hr 00-00 00-00 00-00
Rain shwrs S S S C S S S S C C C C S
Tstms S S S C S S C C C C
Heat index 98103100 94 95101 98
Max heat 103 103 101 101
Date 06/21 Sun 06/22/25 Mon 06/23/25 Tue 06/24/25 Wed 06/25/25
EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
Max/Min 91 75 91 74 94 75 93 74 92
Temp 89 82 77 78 90 82 76 78 92 85 77 77 91 82 76 77 90 82
Dewpt 76 75 76 75 74 74 75 75 75 75 75 75 76 75 75 75 76 75
PWind dir SE S SE S SE SW E SW E
Wind char LT LT LT LT LT LT LT LT LT
Avg clouds SC SC FW FW FW FW FW CL FW FW FW FW FW FW FW FW FW SC
PoP 12hr 40 5 20 5 10 5 20 10 20
Rain shwrs S C S S S
Tstms C S S S
$$
SCZ043-200800-
Walterboro-Inland Colleton SC
32.91N 80.67W Elev. 98 ft
1249 AM EDT Thu Jun 19 2025
Date 06/18/25 Thu 06/19/25 Fri 06/20/25 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 73 91 72 90 72
Temp 76 74 76 87 91 91 85 78 75 73 75 84 88 88 81 76 73 72 75
Dewpt 73 72 74 73 71 72 73 74 72 72 74 73 72 72 73 74 73 72 75
RH 90 93 94 63 52 54 67 88 90 97 97 70 59 59 77 94100100100
Wind dir S SW SW SW SW SW S S SW SW W W W SW S S S S SE
Wind spd 5 5 5 9 10 10 8 5 4 3 3 4 4 3 2 2 1 1 1
Clouds SC FW FW FW SC SC SC SC B1 SC SC SC SC SC SC FW FW SC SC
PoP 12hr 20 30 40 40 20
QPF 12hr 0.01 0.02 0.11 0.05 0.11
Snow 12hr 00-00 00-00 00-00
Rain shwrs S C S S C C S S S
Tstms S C S S C C S S
Heat index 94 98 99 92 90 95 95
Max heat 99 99 95 96
Date 06/21 Sun 06/22/25 Mon 06/23/25 Tue 06/24/25 Wed 06/25/25
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 89 71 90 72 92 72 93 72 92
Temp 87 81 73 75 88 82 73 75 90 85 74 75 91 82 74 75 90 82
Dewpt 72 73 73 74 71 72 72 74 71 73 73 74 71 72 72 75 71 73
PWind dir SE S SE S E SW NE SW NE
Wind char LT LT LT LT LT LT LT LT LT
Avg clouds SC SC FW FW SC FW FW CL FW FW FW FW FW FW FW FW FW SC
PoP 12hr 40 5 20 0 10 10 20 10 30
Rain shwrs S C S S C
Tstms C S S C
$$
GAZ099-200800-
Metter-Candler GA
32.40N 82.06W Elev. 197 ft
1249 AM EDT Thu Jun 19 2025
Date 06/18/25 Thu 06/19/25 Fri 06/20/25 Sat
EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12
Min/Max 72 93 73 93 72
Temp 75 73 76 87 93 93 86 79 76 73 75 85 91 91 85 79 75 73 75
Dewpt 72 72 73 74 71 70 72 73 72 71 73 73 71 71 72 72 73 72 73
RH 90 97 90 65 49 47 63 82 87 93 94 67 52 52 65 79 94 97 94
Wind dir S SW SW W W W W SW SW W W NW W NW S SE S S SE
Wind spd 3 3 4 6 8 8 4 3 3 3 2 2 3 3 2 1 1 1 1
Clouds SC FW FW FW SC SC FW SC SC SC SC SC SC SC SC FW FW FW FW
PoP 12hr 30 40 30 30 20
QPF 12hr 0.08 0.04 0.01 0.02 0.02
Snow 12hr 00-00 00-00 00-00
Rain shwrs S C S C C S S
Tstms S C S C C S S
Heat index 95100 99 92 92 98 98 91
Max heat 100 99 98 99
Date 06/21 Sun 06/22/25 Mon 06/23/25 Tue 06/24/25 Wed 06/25/25
EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
Max/Min 94 72 94 72 95 72 96 71 95
Temp 91 83 75 75 92 85 74 75 93 88 75 76 93 84 74 74 92 85
Dewpt 71 73 73 74 71 72 72 73 70 73 72 74 71 72 72 72 71 73
PWind dir E SE SE S E S NE S NE
Wind char LT LT LT LT LT LT LT LT LT
Avg clouds FW SC FW FW FW FW FW CL FW FW FW FW FW FW FW FW FW FW
PoP 12hr 30 10 10 5 10 5 20 10 30
Rain shwrs C S C
Tstms C S C
$$
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