Point Forecast Matrices Issued by NWS Charleston, SC
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FOUS52 KCHS 181120
PFMCHS
Point Forecast Matrices
National Weather Service Charleston SC
720 AM EDT Thu Apr 18 2024
SCZ050-182000-
Charleston International Airport-Charleston SC
32.91N 80.03W Elev. 45 ft
720 AM EDT Thu Apr 18 2024
Date Thu 04/18/24 Fri 04/19/24 Sat 04/20/24
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 65 90 66 89
Temp 66 81 88 87 77 70 67 65 66 83 89 87 77 71 69 67 69 84 89 86 76
Dewpt 64 64 62 60 63 64 64 64 63 63 63 64 65 66 66 65 66 67 66 67 67
RH 93 56 42 40 62 81 90 97 90 51 42 46 67 84 90 93 90 57 47 53 74
Wind dir SW W W SW S SW SW SW SW SW SW S S S S SW W W W SW S
Wind spd 4 5 6 9 6 5 5 4 4 5 9 9 6 4 4 3 3 6 10 9 5
Clouds B1 SC FW FW FW FW FW FW FW FW B1 B1 B1 B1 SC SC SC SC B1 B1 B1
PoP 12hr 0 5 30 20 40
QPF 12hr 0 0 0.17 0.01 0.19
Snow 12hr 00-00 00-00 00-00
Rain shwrs S C S S C C C
Tstms S C S S C C C
Heat index 90 92
Max heat 90 90 92 92
Date Sun 04/21/24 Mon 04/22/24 Tue 04/23/24 Wed 04/24/24
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 64 75 56 68 53 76 58 82
Temp 67 64 75 68 61 57 66 63 56 55 74 66 60 60 80 72
Dewpt 66 62 61 62 59 55 54 55 54 53 52 55 57 57 57 59
PWind dir N NE NE N NE NE S SW
Wind char LT GN GN GN GN GN LT GN
Avg clouds B1 B1 B2 B2 B2 OV OV B2 B1 SC SC FW FW FW FW FW
PoP 12hr 40 50 60 20 5 0 5 10
Rain shwrs C C C C L C S
Tstms C S S C C S
$$
GAZ118-182000-
Savannah International Airport-Inland Chatham GA
32.12N 81.20W Elev. 50 ft
720 AM EDT Thu Apr 18 2024
Date Thu 04/18/24 Fri 04/19/24 Sat 04/20/24
EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20
UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00
Max/Min 89 65 91 67 90
Temp 67 80 88 89 79 72 68 66 67 82 90 89 79 72 69 68 69 84 90 87 79
Dewpt 63 63 59 57 61 62 61 62 62 63 62 63 64 65 65 64 65 66 65 65 65
RH 87 56 38 34 54 71 78 87 84 53 39 42 60 79 87 87 87 55 44 48 62
Wind dir SW W SW SW S S SW SW W W SW SW S S SW W W W W W SW
Wind spd 3 5 6 6 6 6 5 4 4 4 8 9 5 4 3 3 3 6 9 9 5
Clouds B1 SC FW FW FW FW FW FW FW FW B1 SC SC SC SC FW FW SC SC B1 B1
PoP 12hr 0 5 20 20 40
QPF 12hr 0 0 0.04 0 0.17
Snow 12hr 00-00 00-00 00-00
Rain shwrs S S S C C C
Tstms S S S C C C
Heat index 90 90 92
Max heat 90 92 92 92
Date Sun 04/21/24 Mon 04/22/24 Tue 04/23/24 Wed 04/24/24
EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
Min/Max 66 80 59 70 55 77 57 83
Temp 68 66 78 72 63 59 68 66 57 56 75 68 60 60 81 74
Dewpt 66 64 63 63 60 57 56 55 55 53 52 55 57 57 55 58
PWind dir W E N N NE NE S SW
Wind char LT GN GN GN GN GN LT GN
Avg clouds B1 B1 B1 B2 B2 B2 B2 B2 B1 SC SC FW FW FW FW FW
PoP 12hr 30 50 60 20 5 0 0 5
Rain shwrs C S S C L C S
Tstms C S S C C S
$$
SCZ050-182000-
Charleston Waterfront-Charleston SC
32.78N 79.94W Elev. 10 ft
720 AM EDT Thu Apr 18 2024
Date Thu 04/18/24 Fri 04/19/24 Sat 04/20/24
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 84 65 84 66 84
Temp 66 80 84 83 75 69 67 65 66 81 84 83 74 70 69 67 68 81 84 82 73
Dewpt 65 65 63 63 64 64 65 65 64 64 65 65 65 66 66 66 67 68 68 68 68
RH 97 60 49 51 69 84 93100 93 56 53 55 74 87 90 97 97 65 59 63 84
Wind dir SW SW SW S SW SW SW SW SW SW S S S S SW SW W SW SW SW SW
Wind spd 6 5 10 12 6 5 5 5 4 4 10 11 5 4 4 3 4 6 9 10 6
Clouds B2 SC FW FW FW FW FW FW FW FW B1 SC B1 B1 SC SC SC SC B1 B1 B1
PoP 12hr 0 5 30 20 40
QPF 12hr 0 0 0.19 0 0.18
Snow 12hr 00-00 00-00 00-00
Rain shwrs S C S S C C C
Tstms S C S S C C C
Date Sun 04/21/24 Mon 04/22/24 Tue 04/23/24 Wed 04/24/24
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 64 75 58 68 55 73 60 80
Temp 68 64 74 68 61 58 67 62 57 57 73 65 61 61 79 71
Dewpt 66 63 63 62 61 57 56 56 55 54 54 56 59 59 59 61
PWind dir N NE NE N NE NE S SW
Wind char LT GN GN GN GN GN GN GN
Avg clouds B1 B1 B2 B2 B2 OV OV B2 B1 SC SC FW FW FW FW FW
PoP 12hr 40 50 60 20 5 0 5 10
Rain shwrs C C S C L C S
Tstms C S S C C S
$$
SCZ048-182000-
Beaufort Marine Corps Air Station-Beaufort SC
32.48N 80.72W Elev. 37 ft
720 AM EDT Thu Apr 18 2024
Date Thu 04/18/24 Fri 04/19/24 Sat 04/20/24
EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20
UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00
Max/Min 88 65 89 66 89
Temp 67 79 86 85 76 71 68 66 67 81 88 86 76 71 69 67 69 83 89 86 76
Dewpt 65 64 62 63 63 63 64 64 63 65 64 66 66 66 66 66 67 67 67 67 68
RH 93 60 45 48 64 76 87 93 87 58 45 51 71 84 90 97 93 59 48 53 76
Wind dir SW SW SW S S S SW SW SW SW SW S S S SW SW W W SW SW SW
Wind spd 4 5 6 9 8 6 5 4 3 5 6 10 5 4 3 3 3 6 9 9 5
Clouds B1 SC FW FW FW FW FW FW FW FW B1 B1 SC SC SC FW FW SC SC B1 B1
PoP 12hr 0 5 30 20 40
QPF 12hr 0 0 0.13 0 0.18
Snow 12hr 00-00 00-00 00-00
Rain shwrs S C S S C C C
Tstms S C S S C C C
Heat index 92
Max heat 91 92 92
Date Sun 04/21/24 Mon 04/22/24 Tue 04/23/24 Wed 04/24/24
EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
Min/Max 65 78 57 70 54 77 58 82
Temp 67 65 77 70 62 58 67 64 57 56 74 67 61 60 80 72
Dewpt 67 64 64 64 60 57 56 57 55 54 53 57 58 58 57 60
PWind dir W NE N N NE E S SW
Wind char LT GN GN GN GN GN LT GN
Avg clouds B1 B1 B1 B2 B2 OV B2 B2 B1 SC SC FW FW FW FW FW
PoP 12hr 30 50 60 20 5 0 5 10
Rain shwrs C C S C L C S
Tstms C S S C C S
$$
SCZ043-182000-
Walterboro-Inland Colleton SC
32.91N 80.67W Elev. 98 ft
720 AM EDT Thu Apr 18 2024
Date Thu 04/18/24 Fri 04/19/24 Sat 04/20/24
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 61 89 63 88
Temp 65 80 87 87 79 70 65 63 65 81 88 88 77 70 67 64 67 83 88 86 76
Dewpt 63 63 60 58 62 63 62 62 63 64 63 63 65 66 65 64 66 66 65 64 67
RH 93 56 40 38 56 78 90 97 93 56 43 43 67 87 93100 97 57 47 48 74
Wind dir SW W W SW S S SW SW SW W SW SW S S S SW W W W W SW
Wind spd 3 5 6 5 5 5 4 4 3 4 6 8 3 3 2 2 2 5 9 8 4
Clouds B1 FW FW FW FW FW FW FW FW FW B1 B1 B1 B1 SC SC SC SC B1 B1 B1
PoP 12hr 0 5 30 20 30
QPF 12hr 0 0 0.09 0.04 0.10
Snow 12hr 00-00 00-00 00-00
Rain shwrs C S S C C C
Tstms C S S C C C
Heat index 90
Max heat 90 90 90
Date Sun 04/21/24 Mon 04/22/24 Tue 04/23/24 Wed 04/24/24
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 60 75 53 67 49 77 53 82
Temp 63 61 75 67 58 54 65 62 52 52 74 67 55 56 79 71
Dewpt 63 61 60 61 57 54 53 54 52 52 51 54 55 56 55 57
PWind dir N NE N N NE NE S SW
Wind char LT GN GN GN LT GN LT GN
Avg clouds B1 B1 B2 B2 B2 OV B2 B2 B1 SC SC FW FW FW FW FW
PoP 12hr 30 50 60 20 5 0 5 10
Rain shwrs C C C C L C S
Tstms C S S C C S
$$
GAZ099-182000-
Metter-Candler GA
32.40N 82.06W Elev. 197 ft
720 AM EDT Thu Apr 18 2024
Date Thu 04/18/24 Fri 04/19/24 Sat 04/20/24
EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20
UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00
Max/Min 89 65 90 66 90
Temp 66 80 87 89 81 73 68 66 67 81 88 89 81 74 70 68 68 83 90 88 78
Dewpt 62 61 59 56 59 61 61 62 63 64 63 61 64 65 65 66 66 65 63 61 65
RH 87 52 39 33 47 66 78 87 87 56 43 39 56 74 84 93 93 55 41 40 64
Wind dir W W W W SW SW SW SW W W W W W SW W W W W W W W
Wind spd 2 4 5 5 4 4 4 4 3 5 8 8 3 2 2 2 3 5 8 9 5
Clouds B1 SC FW FW FW FW FW FW FW FW SC SC SC SC SC FW FW SC SC B1 B1
PoP 12hr 0 5 20 20 30
QPF 12hr 0 0 0.01 0 0.06
Snow 12hr 00-00 00-00 00-00
Rain shwrs S S S C C C
Tstms S S S C C C
Heat index 91
Max heat 90 91 90
Date Sun 04/21/24 Mon 04/22/24 Tue 04/23/24 Wed 04/24/24
EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
Min/Max 63 80 56 69 52 77 55 84
Temp 66 63 79 68 59 57 68 64 55 54 74 69 58 58 81 74
Dewpt 64 63 61 61 58 55 53 53 52 52 51 52 54 55 54 54
PWind dir NW NE NE N NE NE S W
Wind char LT GN GN GN GN GN LT GN
Avg clouds B1 B1 B1 B2 B2 B2 B2 B2 B1 SC SC FW FW FW FW CL
PoP 12hr 30 50 60 20 5 0 5 10
Rain shwrs C S S C L S S
Tstms C S S C C S
$$
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