Point Forecast Matrices Issued by NWS Charleston, SC
000
FOUS52 KCHS 180728
PFMCHS
POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE CHARLESTON SC
328 AM EDT SAT MAY 18 2013
SCZ050-182100-
CHARLESTON INTERNATIONAL AIRPORT-CHARLESTON SC
32.91N 80.03W ELEV. 45 FT
328 AM EDT SAT MAY 18 2013
DATE SAT 05/18/13 SUN 05/19/13 MON 05/20/13
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 86 67 83 67 84
TEMP 68 70 79 84 83 76 71 69 68 70 80 83 81 76 71 68 68 71 80 84 81 75
DEWPT 64 66 65 64 65 65 67 67 67 68 67 67 66 67 67 68 67 68 67 67 67 66
RH 87 87 62 51 55 69 87 93 97 93 65 59 60 74 87100 97 90 65 57 63 74
WIND DIR S S S S S S S S S S S S S S S S S S S S S S
WIND SPD 2 3 9 11 11 9 8 6 6 8 10 11 12 10 10 8 8 9 9 11 11 8
CLOUDS SC SC SC B1 SC SC B1 B1 B1 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B1
POP 12HR 10 20 40 20 40
QPF 12HR 0 0 0.11 0.05 0.27
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S C C C S S S S C C C C S
TSTMS S C C C S S S S C C C C S
HEAT INDEX 85 85 82 86 83 82 87 83
MAX HEAT 85 87 86 86 87 87
DATE TUE 05/21/13 WED 05/22/13 THU 05/23/13 FRI 05/24/13
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 67 85 66 86 67 86 66 86
TEMP 68 70 85 77 68 70 85 77 70 71 85 77 69 70 85 77
DEWPT 67 68 66 66 67 68 66 67 68 68 66 67 67 67 66 67
PWIND DIR S S S S S S S SE
WIND CHAR LT LT LT GN LT GN LT LT
AVG CLOUDS B2 B1 B1 B1 SC SC B1 SC SC B1 B1 B1 B1 B1 B1 B1
POP 12HR 20 20 10 10 10 20 20 30
RAIN SHWRS S S S S S S S C C
TSTMS S S S S S S S C C
$$
GAZ118-182100-
SAVANNAH INTERNATIONAL AIRPORT-INLAND CHATHAM GA
32.12N 81.20W ELEV. 50 FT
328 AM EDT SAT MAY 18 2013
DATE SAT 05/18/13 SUN 05/19/13 MON 05/20/13
EDT 3HRLY 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20
UTC 3HRLY 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00
MAX/MIN 87 68 85 68 85
TEMP 67 69 79 84 84 78 73 69 68 71 80 85 84 78 73 70 68 71 80 84 83 77
DEWPT 64 66 65 64 65 66 67 67 67 68 68 68 68 68 68 68 68 69 68 67 67 68
RH 90 90 62 51 53 67 81 93 97 90 67 57 59 71 84 93100 93 67 57 59 74
WIND DIR S S S S SE SE S S S S S S S SE S S S S S S S S
WIND SPD 4 3 6 8 10 10 8 6 5 5 8 9 10 10 9 8 6 8 4 6 9 5
CLOUDS SC SC SC SC SC B1 B1 B1 SC B1 B1 B1 B1 B1 B2 B2 B2 B2 B2 B2 B1 B1
POP 12HR 20 20 40 20 40
QPF 12HR 0 0 0.09 0.05 0.24
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S S S S C C C S S S S C C C C S
TSTMS S S S S C C C S S S S C C C C S
HEAT INDEX 85 86 83 88 87 83 87 86
MAX HEAT 85 86 88 88 87 88
DATE TUE 05/21/13 WED 05/22/13 THU 05/23/13 FRI 05/24/13
EDT 6HRLY 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MIN/MAX 67 86 66 88 66 87 67 87
TEMP 68 70 86 79 68 70 87 78 70 70 86 78 70 71 86 78
DEWPT 67 68 67 67 67 68 67 68 68 69 67 67 68 68 67 68
PWIND DIR S SE S SE S S SE E
WIND CHAR LT LT LT GN LT GN LT LT
AVG CLOUDS B1 B1 B1 SC SC SC B1 B1 B1 B1 B1 B1 B1 B1 B1 B1
POP 12HR 20 20 10 10 10 20 20 30
RAIN SHWRS S S S S S S S C C
TSTMS S S S S S S S C C
$$
SCZ050-182100-
CHARLESTON WATERFRONT-CHARLESTON SC
32.78N 79.94W ELEV. 10 FT
328 AM EDT SAT MAY 18 2013
DATE SAT 05/18/13 SUN 05/19/13 MON 05/20/13
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 83 69 82 69 82
TEMP 70 71 79 82 81 75 72 70 69 72 79 81 79 75 72 70 69 72 79 82 80 75
DEWPT 65 67 66 64 65 66 67 68 67 68 67 67 67 67 67 68 68 68 67 67 67 67
RH 84 87 64 55 58 74 84 93 93 87 67 63 67 76 84 93 97 87 67 61 65 76
WIND DIR S S S S S S S S S S S S S S S S S S S S S S
WIND SPD 2 3 10 12 12 10 10 9 9 10 10 11 12 11 12 11 10 10 10 12 12 10
CLOUDS SC SC SC B1 FW SC SC SC B1 B1 B2 B2 B2 B1 B2 B2 B2 B2 B2 B2 B2 B1
POP 12HR 10 20 40 20 30
QPF 12HR 0 0 0.08 0.03 0.23
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S C C C S S S S C C C C
TSTMS S C C C S S S S C C C C
HEAT INDEX 83 83 83 85 82
MAX HEAT 84 85 83 83 85 85
DATE TUE 05/21/13 WED 05/22/13 THU 05/23/13 FRI 05/24/13
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 68 82 68 83 69 83 68 83
TEMP 70 71 82 76 69 71 82 77 71 72 82 76 70 71 82 76
DEWPT 67 69 66 67 68 68 66 67 68 68 67 68 68 68 67 67
PWIND DIR S S S S S S S SE
WIND CHAR LT LT LT GN GN GN LT LT
AVG CLOUDS B2 B1 B1 SC SC SC B1 SC SC B1 B1 B1 B1 B1 B1 B1
POP 12HR 10 10 10 10 10 20 20 20
RAIN SHWRS S S S S S S
TSTMS S S S S S S
$$
SCZ048-182100-
BEAUFORT MARINE CORPS AIR STATION-BEAUFORT SC
32.48N 80.72W ELEV. 37 FT
328 AM EDT SAT MAY 18 2013
DATE SAT 05/18/13 SUN 05/19/13 MON 05/20/13
EDT 3HRLY 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20
UTC 3HRLY 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00
MAX/MIN 85 68 83 69 84
TEMP 68 70 78 81 81 77 73 71 69 72 80 83 82 77 73 71 69 71 79 83 81 76
DEWPT 65 66 67 67 68 68 68 67 67 68 68 69 69 68 68 69 68 69 68 68 68 68
RH 90 87 69 63 65 74 84 87 93 87 67 63 65 74 84 93 97 93 69 61 65 76
WIND DIR S S S S S S S S S S S S S S S S S S S S S S
WIND SPD 4 3 6 9 10 9 8 8 6 8 8 10 10 9 9 8 8 9 6 8 9 6
CLOUDS SC SC SC SC SC SC B2 B1 SC B1 B1 B1 B1 B1 B2 B2 B2 B2 B2 B2 B2 B1
POP 12HR 20 20 40 20 40
QPF 12HR 0 0 0.06 0.05 0.23
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S S C C C S S S S C C C C
TSTMS S S C C C S S S S C C C C
HEAT INDEX 83 84 83 87 85 86 84
MAX HEAT 83 85 87 87 86 86
DATE TUE 05/21/13 WED 05/22/13 THU 05/23/13 FRI 05/24/13
EDT 6HRLY 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MIN/MAX 67 84 67 86 68 85 68 85
TEMP 69 70 84 77 69 71 85 78 71 71 84 77 71 71 84 77
DEWPT 67 68 67 67 68 68 66 68 68 68 67 68 68 68 67 68
PWIND DIR S S S SE S S SE SE
WIND CHAR LT LT LT GN LT GN LT LT
AVG CLOUDS B1 B1 B1 B1 SC SC B1 SC SC B1 B1 B1 B1 B1 B1 B1
POP 12HR 10 20 10 10 10 20 20 30
RAIN SHWRS S S S S S S C C
TSTMS S S S S S S C C
$$
SCZ043-182100-
WALTERBORO-INLAND COLLETON SC
32.91N 80.67W ELEV. 98 FT
328 AM EDT SAT MAY 18 2013
DATE SAT 05/18/13 SUN 05/19/13 MON 05/20/13
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 66 85 66 85
TEMP 64 68 79 85 85 78 70 68 66 69 80 85 84 78 70 68 66 69 79 85 83 76
DEWPT 63 66 66 64 65 65 66 67 66 67 67 67 67 67 67 68 66 68 68 67 67 67
RH 97 93 64 50 51 64 87 97100 93 65 55 57 69 90100100 97 69 55 59 74
WIND DIR S S S S S S S S S S S S S S S S S S S S S S
WIND SPD 3 2 6 6 9 8 6 5 5 5 8 9 10 8 8 5 5 6 6 6 8 5
CLOUDS SC SC SC SC SC SC B2 B1 B1 B2 B2 B1 B1 B2 B2 B2 B2 B2 B2 B2 B2 B1
POP 12HR 20 20 50 30 40
QPF 12HR 0 0 0.13 0.13 0.29
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S S S S C C C C S S S C C C C S
TSTMS S S S S C C C C S S S C C C C S
HEAT INDEX 86 87 82 88 87 88 86
MAX HEAT 86 88 88 88 88 88
DATE TUE 05/21/13 WED 05/22/13 THU 05/23/13 FRI 05/24/13
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 86 64 87 66 88 65 86
TEMP 67 68 85 77 66 68 86 78 69 70 87 78 69 69 85 76
DEWPT 66 68 67 66 66 68 67 66 67 68 66 67 67 67 68 67
PWIND DIR S S S S S S S SE
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS B1 B1 B1 B1 SC SC B1 B1 B1 B1 B1 B1 B1 B1 B1 B1
POP 12HR 20 20 10 20 10 20 20 30
RAIN SHWRS S S S S S S S S S C C
TSTMS S S S S S S S S S C C
$$
GAZ099-182100-
METTER-CANDLER GA
32.40N 82.06W ELEV. 197 FT
328 AM EDT SAT MAY 18 2013
DATE SAT 05/18/13 SUN 05/19/13 MON 05/20/13
EDT 3HRLY 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20
UTC 3HRLY 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00
MAX/MIN 88 67 87 67 87
TEMP 66 68 80 87 88 82 73 69 67 69 79 86 87 80 73 69 68 69 79 85 87 80
DEWPT 64 66 66 63 62 66 67 68 67 68 69 67 67 69 69 69 68 69 69 68 67 69
RH 93 93 62 45 42 58 81 97100 97 72 53 52 69 87100100100 72 57 52 69
WIND DIR S S S SW S S S S S S SW S S SE S S S S SW S S S
WIND SPD 2 2 5 6 6 6 4 4 3 4 4 5 5 6 6 4 4 4 3 5 8 5
CLOUDS B1 SC SC SC B1 B1 B1 SC B1 B2 B1 B1 B1 B2 B2 B2 B2 B2 B1 B1 B1 B1
POP 12HR 30 20 50 30 40
QPF 12HR 0 0 0.18 0.10 0.23
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C S S S C C C C S S S C C C C S
TSTMS C S S S C C C C S S S C C C C S
HEAT INDEX 82 88 88 84 89 90 83 88 90 83
MAX HEAT 88 90 89 90 88 90
DATE TUE 05/21/13 WED 05/22/13 THU 05/23/13 FRI 05/24/13
EDT 6HRLY 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MIN/MAX 67 89 66 89 67 89 67 89
TEMP 69 70 87 82 69 70 88 79 71 71 88 79 71 71 88 79
DEWPT 66 68 67 67 65 67 65 67 66 68 66 67 66 67 66 67
PWIND DIR S SE SE SE S S S W
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS B1 B1 B1 B1 B1 SC SC B1 B1 B1 B1 B1 B1 B1 B1 B1
POP 12HR 20 20 10 20 10 30 20 30
RAIN SHWRS S S S S S C C S S C C
TSTMS S S S S S C C S S C C
$$
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
$$