Point Forecast Matrices
Issued by NWS Charleston, SC
Issued by NWS Charleston, SC
091
FOUS52 KCHS 161026
PFMCHS
Point Forecast Matrices
National Weather Service Charleston SC
626 AM EDT Mon Jun 16 2025
SCZ050-162000-
Charleston International Airport-Charleston SC
32.91N 80.03W Elev. 45 ft
626 AM EDT Mon Jun 16 2025
Date Mon 06/16/25 Tue 06/17/25 Wed 06/18/25
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 76 93 76 94
Temp 78 86 90 89 83 80 78 77 79 86 89 88 83 80 79 78 80 88 91 90 84
Dewpt 74 73 73 75 75 75 75 75 75 74 72 73 74 74 74 74 74 74 72 73 74
RH 88 65 58 64 77 85 91 94 88 68 57 61 74 82 85 88 82 63 54 58 72
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 6 9 10 12 10 10 8 6 9 10 11 12 12 10 10 10 9 10 11 13 11
Clouds SC SC SC SC SC SC SC SC FW SC SC SC FW FW FW FW FW FW FW SC FW
PoP 12hr 40 20 20 10 20
QPF 12hr 0.03 0.05 0 0 0
Snow 12hr 00-00 00-00 00-00
Rain shwrs C C S S S S S S
Tstms C C S S S S S S
Heat index 93 98 99 90 94 96 96 90 97 99 98 91
Max heat 98 99 96 97 100 100
Date Thu 06/19/25 Fri 06/20/25 Sat 06/21/25 Sun 06/22/25
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 95 77 94 75 92 76 93
Temp 79 80 91 84 79 80 91 83 78 79 89 83 78 80 90 83
Dewpt 75 75 73 75 76 74 73 75 75 75 73 74 75 74 72 74
PWind dir SW SW SW SW S S S S
Wind char GN GN GN LT LT LT LT LT
Avg clouds FW FW FW SC SC SC SC B1 SC SC SC SC FW SC SC SC
PoP 12hr 5 20 20 40 20 20 5 20
Rain shwrs S S C S S S S
Tstms S S C S S S S
$$
GAZ118-162000-
Savannah International Airport-Inland Chatham GA
32.12N 81.20W Elev. 50 ft
626 AM EDT Mon Jun 16 2025
Date Mon 06/16/25 Tue 06/17/25 Wed 06/18/25
EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20
UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00
Max/Min 91 75 94 75 94
Temp 78 86 91 90 85 79 77 75 78 86 91 91 85 80 79 76 79 87 91 90 85
Dewpt 73 73 73 74 75 75 74 74 74 75 73 73 75 75 74 72 74 75 74 74 75
RH 85 65 56 60 72 88 90 97 88 70 56 56 72 85 85 87 85 68 58 60 72
Wind dir SW SW SW S S S SW SW SW SW SW S S S S SW SW SW SW S S
Wind spd 4 6 8 8 8 6 5 4 5 8 10 11 9 8 5 5 4 5 6 9 9
Clouds SC SC SC SC SC SC SC FW FW FW SC SC FW SC FW FW FW FW SC SC SC
PoP 12hr 40 20 20 10 20
QPF 12hr 0.08 0.06 0.01 0 0.02
Snow 12hr 00-00 00-00 00-00
Rain shwrs C C S S S S S
Tstms C C S S S S S
Heat index 93100 99 94 95100100 94 96101 99 94
Max heat 100 100 100 101 90 101 101
Date Thu 06/19/25 Fri 06/20/25 Sat 06/21/25 Sun 06/22/25
EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
Min/Max 76 95 76 94 75 93 75 93
Temp 79 79 92 85 79 79 92 85 78 78 90 84 79 79 90 85
Dewpt 74 74 75 76 75 74 75 76 75 75 76 75 75 75 75 74
PWind dir S SW SW SW S S S SE
Wind char LT LT LT LT LT LT LT LT
Avg clouds SC FW FW SC SC SC SC B1 SC SC SC SC FW FW SC SC
PoP 12hr 5 20 20 40 30 30 10 30
Rain shwrs S S C C S C C
Tstms S S C C C C
$$
SCZ050-162000-
Charleston Waterfront-Charleston SC
32.78N 79.94W Elev. 10 ft
626 AM EDT Mon Jun 16 2025
Date Mon 06/16/25 Tue 06/17/25 Wed 06/18/25
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 77 91 78 92
Temp 80 86 89 87 82 80 79 77 80 86 89 87 83 81 80 80 82 88 90 89 84
Dewpt 74 75 75 76 76 76 76 76 77 77 77 77 77 76 77 75 76 77 77 77 77
RH 82 70 64 70 82 88 91 97 91 75 68 72 82 85 91 85 82 70 66 68 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 8 10 12 14 12 11 10 9 8 10 13 16 11 10 10 10 9 10 11 13 10
Clouds SC SC SC SC SC SC SC SC SC SC SC FW FW FW FW FW FW FW SC FW FW
PoP 12hr 30 20 20 10 20
QPF 12hr 0.03 0.03 0 0 0
Snow 12hr 00-00 00-00 00-00
Rain shwrs S C S S S S S S
Tstms S C S S S S S S
Heat index 95 99 98 97101 99 92 100102101 94
Max heat 99 99 102 102 90 102 103
Date Thu 06/19/25 Fri 06/20/25 Sat 06/21/25 Sun 06/22/25
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 78 92 77 89 77 90
Temp 81 82 89 84 81 81 90 84 79 79 87 83 80 80 88 83
Dewpt 77 77 78 78 78 77 78 77 77 76 78 77 77 77 77 77
PWind dir SW SW SW SW SW S S S
Wind char GN GN GN GN LT LT LT LT
Avg clouds FW FW FW SC SC SC SC B1 SC SC SC SC FW FW SC SC
PoP 12hr 5 20 20 30 20 20 10 20
Rain shwrs S S C S S S S S
Tstms S S C S S S S
$$
SCZ048-162000-
Beaufort Marine Corps Air Station-Beaufort SC
32.48N 80.72W Elev. 37 ft
626 AM EDT Mon Jun 16 2025
Date Mon 06/16/25 Tue 06/17/25 Wed 06/18/25
EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20
UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00
Max/Min 91 76 92 77 93
Temp 78 85 90 89 84 80 79 77 78 86 90 90 84 80 80 78 79 87 91 90 84
Dewpt 73 74 74 76 76 76 75 74 75 76 75 75 77 76 74 73 74 76 75 75 76
RH 85 70 60 66 77 88 88 90 91 72 62 62 80 88 82 85 85 70 60 62 77
Wind dir SW SW SW S S S SW SW SW SW SW S S S S SW SW SW SW S S
Wind spd 5 6 8 10 9 8 6 5 5 8 10 12 10 9 8 5 5 6 8 10 9
Wind gust 23
Clouds SC FW SC SC SC SC FW FW FW FW FW FW FW FW FW FW FW FW FW FW SC
PoP 12hr 40 20 20 10 20
QPF 12hr 0.07 0.12 0 0 0
Snow 12hr 00-00 00-00 00-00
Rain shwrs C C S S S S S
Tstms C C S S S S S
Heat index 93 99100 93 96101101 94 98102101 93
Max heat 99 101 101 102 90 102 102
Date Thu 06/19/25 Fri 06/20/25 Sat 06/21/25 Sun 06/22/25
EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
Min/Max 77 93 77 93 75 91 76 91
Temp 80 80 91 85 80 80 91 85 79 79 89 84 79 80 90 83
Dewpt 75 75 76 77 76 74 76 77 76 76 77 76 76 76 76 76
PWind dir S SW SW SW S S S S
Wind char LT LT LT LT LT LT LT LT
Avg clouds SC FW FW SC SC SC SC B1 SC SC SC SC SC FW SC SC
PoP 12hr 5 20 20 40 30 30 10 20
Rain shwrs S S C C S C S
Tstms S S C C S C S
$$
SCZ043-162000-
Walterboro-Inland Colleton SC
32.91N 80.67W Elev. 98 ft
626 AM EDT Mon Jun 16 2025
Date Mon 06/16/25 Tue 06/17/25 Wed 06/18/25
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 73 91 73 92
Temp 76 85 90 91 84 78 75 74 76 84 88 89 83 77 75 74 77 86 90 90 84
Dewpt 73 73 73 73 75 74 74 73 75 74 72 72 73 74 73 72 74 74 71 71 73
RH 90 67 58 56 74 88 97 97 97 72 59 57 72 90 94 93 90 68 54 54 70
Wind dir SW SW SW SW S S SW SW SW SW SW SW S S S SW SW SW SW SW S
Wind spd 4 8 8 9 5 5 4 4 5 8 9 10 6 6 5 5 5 8 8 9 6
Wind gust 19 20
Clouds FW SC SC SC SC SC SC FW FW SC SC SC FW FW SC FW FW FW FW FW SC
PoP 12hr 40 20 30 10 20
QPF 12hr 0.08 0.09 0.01 0 0
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 92 98100 92 91 95 96 94 96 96 90
Max heat 98 100 95 96 96 98
Date Thu 06/19/25 Fri 06/20/25 Sat 06/21/25 Sun 06/22/25
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 92 74 92 72 90 73 91
Temp 76 77 91 83 76 77 89 82 74 76 88 82 74 77 88 82
Dewpt 73 75 72 74 73 74 73 75 73 75 73 74 74 76 72 73
PWind dir S SW SW SW S S S S
Wind char LT LT LT LT LT LT LT LT
Avg clouds FW FW FW SC SC SC SC B1 SC SC SC SC SC SC SC SC
PoP 12hr 5 20 20 40 20 30 5 20
Rain shwrs S S C S S C S
Tstms S S C S S C S
$$
GAZ099-162000-
Metter-Candler GA
32.40N 82.06W Elev. 197 ft
626 AM EDT Mon Jun 16 2025
Date Mon 06/16/25 Tue 06/17/25 Wed 06/18/25
EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20
UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00
Max/Min 91 73 92 73 93
Temp 75 84 90 91 85 78 75 73 76 84 89 90 86 80 77 76 77 85 91 92 87
Dewpt 72 73 73 73 74 74 73 72 74 74 72 72 74 73 72 72 73 73 70 70 73
RH 90 70 58 56 70 88 94 97 94 72 57 56 68 79 85 87 87 67 50 49 63
Wind dir SW SW SW SW SW SW SW SW SW SW SW SW SW S S SW SW SW SW SW SW
Wind spd 4 6 6 8 5 4 3 4 4 5 8 8 3 2 2 2 2 4 6 5 2
Clouds SC SC SC SC SC SC FW FW SC FW FW FW FW FW FW FW FW FW SC SC SC
PoP 12hr 40 20 30 10 20
QPF 12hr 0.05 0.05 0 0 0
Snow 12hr 00-00 00-00 00-00
Rain shwrs S C S C C S S
Tstms S C S C C S S
Heat index 90 98100 93 91 96 97 94 92 97 98 94
Max heat 98 100 96 97 91 97 98
Date Thu 06/19/25 Fri 06/20/25 Sat 06/21/25 Sun 06/22/25
EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
Min/Max 74 94 74 94 72 93 73 94
Temp 78 77 91 87 78 78 91 85 76 76 90 84 77 77 90 85
Dewpt 72 73 71 74 72 73 73 75 74 74 74 74 74 74 72 74
PWind dir S SW SW W S SE S SE
Wind char LT LT LT LT LT LT LT LT
Avg clouds SC SC SC SC SC SC SC SC SC SC FW SC SC FW FW SC
PoP 12hr 5 30 20 50 30 40 20 40
Rain shwrs C S C C C S C
Tstms C S C C C S C
$$
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