Point Forecast Matrices
Issued by NWS Charleston, SC
Issued by NWS Charleston, SC
219
FOUS52 KCHS 240656
PFMCHS
Point Forecast Matrices
National Weather Service Charleston SC
256 AM EDT Tue Jun 24 2025
SCZ050-242000-
Charleston International Airport-Charleston SC
32.91N 80.03W Elev. 45 ft
256 AM EDT Tue Jun 24 2025
Date Tue 06/24/25 Wed 06/25/25 Thu 06/26/25
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 97 76 94 75 90
Temp 75 78 91 97 95 88 82 79 77 80 90 94 92 84 79 77 75 77 87 90 89 83
Dewpt 72 74 75 73 73 76 76 76 75 74 74 72 73 73 73 73 72 73 72 71 72 72
RH 90 88 60 46 49 68 82 91 94 82 60 49 54 70 82 87 90 87 61 54 57 70
Wind dir W W NW NE SE S SW SW SW W SW SE S S S SW S SW S S S S
Wind spd 2 3 5 2 5 5 3 2 1 2 3 6 10 6 4 2 1 3 5 8 10 8
Clouds FW FW SC B1 B1 SC SC FW CL CL SC FW FW FW FW FW SC FW SC SC SC FW
PoP 12hr 10 5 20 20 30
QPF 12hr 0 0 0.14 0.05 0.02
Snow 12hr 00-00 00-00 00-00
Rain shwrs S S S S S S S S C C
Tstms S S S S S S S S C C
Heat index 102107105 99 99102101 90 94 96 96
Max heat 107 107 96 102 102 96 96
Heat Y Y
Date Fri 06/27/25 Sat 06/28/25 Sun 06/29/25 Mon 06/30/25
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 75 91 75 92 75 91 76 91
Temp 77 78 91 84 77 78 92 84 78 78 91 84 79 79 91 84
Dewpt 73 74 71 72 73 73 71 73 74 73 72 73 74 74 72 74
PWind dir S S SW SW SW SW SW S
Wind char LT GN LT GN LT GN LT GN
Avg clouds FW FW FW SC FW FW SC SC FW FW FW SC FW FW FW SC
PoP 12hr 10 20 10 30 20 40 20 40
Rain shwrs S C S S C S S C
Tstms S C S S C S S C
$$
GAZ118-242000-
Savannah International Airport-Inland Chatham GA
32.12N 81.20W Elev. 50 ft
256 AM EDT Tue Jun 24 2025
Date Tue 06/24/25 Wed 06/25/25 Thu 06/26/25
EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20
UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00
Max/Min 98 76 95 74 90
Temp 73 77 90 98 97 88 82 79 76 78 90 95 93 85 79 76 74 76 86 90 89 83
Dewpt 72 73 74 72 71 73 73 72 71 71 72 72 71 72 72 72 71 72 73 72 71 72
RH 97 87 60 43 43 61 74 79 85 79 56 48 49 65 79 87 90 87 65 56 56 70
Wind dir N W N E SE S S SW SW SW SW SE SE SE S S S SW S SE SE S
Wind spd 0 1 4 3 8 6 3 2 1 2 3 5 9 5 3 1 1 2 4 6 9 5
Clouds CL FW FW SC B1 B1 SC FW FW FW FW FW FW FW FW FW FW FW FW SC SC FW
PoP 12hr 10 5 20 20 30
QPF 12hr 0 0 0 0.01 0.03
Snow 12hr 00-00 00-00 00-00
Rain shwrs S S S S S S C C
Tstms S S S S S S C C
Heat index 99107105 96 97104100 91 93 97 95
Max heat 107 106 93 104 103 97 96
Heat Y Y
Date Fri 06/27/25 Sat 06/28/25 Sun 06/29/25 Mon 06/30/25
EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
Min/Max 73 92 73 92 74 93 74 92
Temp 74 75 92 84 76 76 92 85 76 77 93 84 76 77 92 84
Dewpt 72 73 71 73 73 73 72 74 72 73 73 74 73 73 73 74
PWind dir S S SW SW SW SW S S
Wind char LT LT LT LT LT LT LT LT
Avg clouds SC FW FW SC FW FW SC SC SC FW SC SC SC FW SC SC
PoP 12hr 10 30 20 50 20 50 20 50
Rain shwrs C S C S S C S S C
Tstms C S C S S C S S C
$$
SCZ050-242000-
Charleston Waterfront-Charleston SC
32.78N 79.94W Elev. 10 ft
256 AM EDT Tue Jun 24 2025
Date Tue 06/24/25 Wed 06/25/25 Thu 06/26/25
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 95 78 93 77 89
Temp 75 79 91 95 93 87 82 80 78 81 90 93 90 84 80 78 77 79 87 89 88 83
Dewpt 74 74 75 74 74 76 77 76 76 75 76 76 76 75 75 74 73 74 75 75 74 74
RH 97 85 60 51 54 70 85 88 94 82 64 58 64 74 85 88 87 85 68 64 63 74
Wind dir W W NW S S S SW SW SW W SW S S S S SW SW SW S S S S
Wind spd 3 4 5 5 10 8 4 3 2 3 5 9 11 8 6 4 4 4 6 10 11 9
Clouds FW FW SC B1 B1 SC SC FW CL CL SC FW FW FW FW FW FW FW SC SC FW FW
PoP 12hr 10 5 20 20 20
QPF 12hr 0 0 0.01 0.03 0.01
Snow 12hr 00-00 00-00 00-00
Rain shwrs S S S S S S S S S S
Tstms S S S S S S S S S S
Heat index 102106103 98 90 102106102 92 96 99 96 90
Max heat 106 106 94 106 105 99 98
Heat Y Y
Date Fri 06/27/25 Sat 06/28/25 Sun 06/29/25 Mon 06/30/25
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 89 76 91 77 91 78 90
Temp 79 79 89 83 78 79 90 83 78 79 90 83 79 80 90 83
Dewpt 75 75 75 74 75 74 74 75 75 74 75 75 76 76 76 76
PWind dir SW S SW SW SW SW SW S
Wind char LT GN LT GN LT GN LT GN
Avg clouds FW FW FW SC FW FW SC FW FW FW FW FW FW FW SC SC
PoP 12hr 10 20 10 30 20 30 20 40
Rain shwrs S S C S S C S S C C
Tstms S S C S S C S S C C
$$
SCZ048-242000-
Beaufort Marine Corps Air Station-Beaufort SC
32.48N 80.72W Elev. 37 ft
256 AM EDT Tue Jun 24 2025
Date Tue 06/24/25 Wed 06/25/25 Thu 06/26/25
EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20
UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00
Max/Min 97 77 94 75 89
Temp 74 78 90 96 95 88 82 80 78 80 89 93 90 84 79 77 75 77 85 89 87 82
Dewpt 72 74 75 73 72 74 75 74 74 72 74 73 74 74 73 73 72 73 74 73 73 74
RH 93 88 62 48 48 63 79 82 88 77 61 52 60 72 82 87 90 87 70 59 63 77
Wind dir W W NW SE S S S SW SW W SW SE S S S SW S SW S S S S
Wind spd 1 2 4 2 6 6 3 2 1 2 3 6 9 4 3 1 1 2 4 6 8 5
Clouds FW FW FW SC B1 SC SC FW FW FW FW FW FW FW FW FW FW FW FW SC FW FW
PoP 12hr 10 5 20 20 30
QPF 12hr 0 0 0.01 0.03 0.02
Snow 12hr 00-00 00-00 00-00
Rain shwrs S S S S S S S S C C
Tstms S S S S S S S S C C
Heat index 101106104 97 98102 99 91 93 97 94
Max heat 106 106 93 102 102 97 96
Heat Y Y
Date Fri 06/27/25 Sat 06/28/25 Sun 06/29/25 Mon 06/30/25
EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
Min/Max 74 90 74 91 74 91 75 91
Temp 76 77 90 83 77 77 90 84 77 77 90 83 78 78 90 84
Dewpt 73 74 72 74 73 73 72 75 74 73 73 75 74 74 74 75
PWind dir S S SW SW SW SW SW S
Wind char LT LT LT LT LT LT LT LT
Avg clouds FW FW FW FW FW FW SC SC FW FW SC SC SC FW FW SC
PoP 12hr 10 20 10 40 20 40 20 50
Rain shwrs S C S S C S S C
Tstms S C S S C S S C
$$
SCZ043-242000-
Walterboro-Inland Colleton SC
32.91N 80.67W Elev. 98 ft
256 AM EDT Tue Jun 24 2025
Date Tue 06/24/25 Wed 06/25/25 Thu 06/26/25
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 98 74 95 72 89
Temp 72 76 90 97 97 89 81 78 75 78 89 94 93 84 77 75 73 75 86 89 89 83
Dewpt 70 73 74 72 71 74 74 72 72 73 73 71 71 72 72 71 70 72 71 71 72 72
RH 93 90 60 45 43 61 79 82 90 85 59 47 49 67 85 87 90 90 61 56 57 70
Wind dir N W NW NE E S S S N W SW SE SE SE S N N SW S S S S
Wind spd 0 2 4 3 3 4 3 1 0 1 2 4 5 4 1 0 0 2 3 4 5 4
Clouds FW FW FW SC B1 SC SC FW FW FW SC FW FW FW FW SC FW FW SC SC SC FW
PoP 12hr 20 5 30 20 30
QPF 12hr 0 0 0.13 0.08 0.04
Snow 12hr 00-00 00-00 00-00
Rain shwrs S C C S S S S C C
Tstms S C C S S S S C C
Heat index 99106105 98 97101100 90 91 95 96
Max heat 106 106 93 101 102 95 96
Heat Y Y
Date Fri 06/27/25 Sat 06/28/25 Sun 06/29/25 Mon 06/30/25
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 71 91 71 91 71 91 72 91
Temp 74 75 91 83 74 75 91 84 74 74 90 84 75 75 90 83
Dewpt 72 73 70 71 73 73 70 73 73 73 71 73 73 74 72 73
PWind dir S S S SW SW SW S S
Wind char LT LT LT LT LT LT LT LT
Avg clouds FW FW FW SC SC SC SC SC FW FW SC SC SC FW SC SC
PoP 12hr 10 20 10 40 10 40 20 50
Rain shwrs S C C S S C
Tstms S C C S S C
$$
GAZ099-242000-
Metter-Candler GA
32.40N 82.06W Elev. 197 ft
256 AM EDT Tue Jun 24 2025
Date Tue 06/24/25 Wed 06/25/25 Thu 06/26/25
EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20
UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00
Max/Min 98 75 97 72 92
Temp 71 75 89 96 97 91 82 78 75 77 90 96 96 89 78 74 72 74 85 92 90 84
Dewpt 69 72 72 71 70 72 72 71 71 71 72 69 68 70 72 70 69 71 71 70 69 71
RH 93 90 57 45 42 54 72 79 87 82 56 42 40 54 82 87 90 90 63 49 50 65
Wind dir N W N NE E SW S S N SW SW E E SE SE SE N S S SE E SE
Wind spd 0 1 3 3 3 1 3 1 0 1 2 4 4 2 1 1 0 2 2 4 4 1
Clouds CL CL FW SC SC SC SC SC FW FW SC SC FW FW SC FW FW FW FW SC SC SC
PoP 12hr 10 5 20 30 40
QPF 12hr 0 0 0 0.39 0.03
Snow 12hr 00-00 00-00 00-00
Rain shwrs S S C C C C S
Tstms S S C C C C S
Heat index 96104104 99 97102101 94 90 98 95
Max heat 104 105 94 102 102 90 98 97
Heat Y Y
Date Fri 06/27/25 Sat 06/28/25 Sun 06/29/25 Mon 06/30/25
EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
Min/Max 70 92 71 92 71 92 72 92
Temp 73 73 91 85 72 74 92 84 72 74 91 84 74 74 91 84
Dewpt 70 71 69 71 71 72 71 72 72 72 71 73 73 73 72 73
PWind dir S S SW W SW SW S SW
Wind char LT LT LT LT LT LT LT LT
Avg clouds FW SC FW SC SC FW SC SC SC SC SC SC SC SC SC SC
PoP 12hr 20 40 20 50 20 50 30 50
Rain shwrs S C S C S C C S C
Tstms S C S C S C C S C
$$
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