Point Forecast Matrices Issued by NWS Charleston, SC
000
FOUS52 KCHS 190737
PFMCHS
POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE CHARLESTON SC
337 AM EDT SUN MAY 19 2013
SCZ050-192100-
CHARLESTON INTERNATIONAL AIRPORT-CHARLESTON SC
32.91N 80.03W ELEV. 45 FT
337 AM EDT SUN MAY 19 2013
DATE SUN 05/19/13 MON 05/20/13 TUE 05/21/13
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 82 68 82 66 85
TEMP 70 71 79 82 80 75 71 70 69 71 78 81 80 75 70 68 66 69 80 84 82 76
DEWPT 69 67 66 66 66 66 67 67 67 68 67 67 67 67 68 68 66 69 68 66 66 67
RH 97 87 64 58 62 74 87 90 93 90 69 63 65 76 93100100100 67 55 58 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 4 5 8 12 12 8 6 6 6 6 9 9 8 6 4 3 3 3 5 6 6 6
CLOUDS OV B2 B1 B2 B2 B2 B2 OV OV B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B1 B1 SC
POP 12HR 40 40 40 20 30
QPF 12HR 0.27 0.33 0.19 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C C C C C C S C C C C C C S S C C
TSTMS C C C C C C S C C C C C C S S C C
HEAT INDEX 84 82 83 82 83 86 84
MAX HEAT 85 84 83 85 87 86
DATE WED 05/22/13 THU 05/23/13 FRI 05/24/13 SAT 05/25/13
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 67 84 66 86 67 86
TEMP 68 70 85 77 68 70 83 76 69 70 85 77 70 71 85 77
DEWPT 68 68 66 66 67 68 65 66 67 68 66 66 66 67 65 66
PWIND DIR S S S S SW SW W NE
WIND CHAR LT GN LT LT LT LT LT LT
AVG CLOUDS SC B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 SC SC SC SC SC
POP 12HR 10 20 10 20 10 20 10 10
RAIN SHWRS S S S S S S
TSTMS S S S S S S
$$
GAZ118-192100-
SAVANNAH INTERNATIONAL AIRPORT-INLAND CHATHAM GA
32.12N 81.20W ELEV. 50 FT
337 AM EDT SUN MAY 19 2013
DATE SUN 05/19/13 MON 05/20/13 TUE 05/21/13
EDT 3HRLY 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20
UTC 3HRLY 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00
MAX/MIN 83 69 83 66 86
TEMP 68 70 78 82 81 76 72 71 69 72 78 83 82 76 71 68 66 69 80 85 84 77
DEWPT 68 68 67 67 67 67 68 67 67 68 69 68 67 69 69 68 66 69 68 67 67 68
RH 100 93 69 61 63 74 87 87 93 87 74 61 61 79 93100100100 67 55 57 74
WIND DIR S S S S S SE S S S S S S S SE SE SE S S S SE SE SE
WIND SPD 3 4 8 11 11 6 5 4 4 5 5 5 6 4 3 2 1 2 5 8 8 8
CLOUDS B1 B1 B1 B1 B1 B2 B2 OV OV B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B1 B1 SC
POP 12HR 40 30 40 20 30
QPF 12HR 0.15 0.15 0.09 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S S S C C C S C S S C C C S S C C
TSTMS S S S C C C S C S S C C C S S C C
HEAT INDEX 85 83 86 85 83 88 87
MAX HEAT 85 85 86 86 88 88
DATE WED 05/22/13 THU 05/23/13 FRI 05/24/13 SAT 05/25/13
EDT 6HRLY 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MIN/MAX 66 88 67 86 67 87 67 87
TEMP 68 69 86 80 69 71 85 77 70 71 86 78 70 71 86 78
DEWPT 68 68 67 68 68 68 67 68 67 68 66 68 67 68 65 66
PWIND DIR SE SE S SE SW NE NE NE
WIND CHAR LT GN LT LT LT LT LT LT
AVG CLOUDS SC SC B1 SC SC B1 B1 B1 B1 B1 B1 B1 B1 B1 SC FW
POP 12HR 10 20 10 20 10 20 10 10
RAIN SHWRS S S S S S S
TSTMS S S S S S S
$$
SCZ050-192100-
CHARLESTON WATERFRONT-CHARLESTON SC
32.78N 79.94W ELEV. 10 FT
337 AM EDT SUN MAY 19 2013
DATE SUN 05/19/13 MON 05/20/13 TUE 05/21/13
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 80 70 81 68 83
TEMP 72 72 78 80 78 74 72 71 70 72 78 80 79 75 71 69 68 71 79 82 81 76
DEWPT 70 67 67 66 66 66 67 67 67 68 67 67 67 67 68 68 68 69 68 67 67 67
RH 93 84 69 62 67 76 84 87 90 87 69 65 67 76 90 97100 93 69 61 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 6 8 10 13 11 9 9 9 9 9 10 10 9 8 5 4 4 5 6 8 8 8
CLOUDS OV B2 B1 B1 B1 B1 B2 OV OV B2 B2 B2 B2 B2 B2 B2 B2 B2 B1 B1 B1 SC
POP 12HR 40 40 40 20 20
QPF 12HR 0.20 0.35 0.19 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C C C C C S S C C C C C C S S S S S S
TSTMS C C C C C S S C C C C C C S S S S S S
HEAT INDEX 82 82 85 83
MAX HEAT 82 82 82 82 85 85
DATE WED 05/22/13 THU 05/23/13 FRI 05/24/13 SAT 05/25/13
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 69 83 68 83 68 84 68 84
TEMP 70 72 83 77 70 71 82 76 70 71 83 77 71 71 83 76
DEWPT 68 68 67 67 68 68 66 67 68 68 67 67 67 67 66 67
PWIND DIR S S S SE SW S W NE
WIND CHAR LT GN LT LT LT LT LT LT
AVG CLOUDS SC B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 SC SC B1 SC SC
POP 12HR 10 10 10 20 10 20 10 5
RAIN SHWRS S S S S
TSTMS S S S S
$$
SCZ048-192100-
BEAUFORT MARINE CORPS AIR STATION-BEAUFORT SC
32.48N 80.72W ELEV. 37 FT
337 AM EDT SUN MAY 19 2013
DATE SUN 05/19/13 MON 05/20/13 TUE 05/21/13
EDT 3HRLY 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20
UTC 3HRLY 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00
MAX/MIN 82 69 82 67 85
TEMP 69 70 77 81 79 76 73 71 69 72 79 82 81 76 72 69 67 70 80 84 83 77
DEWPT 69 67 67 68 69 68 68 68 67 68 68 68 68 69 68 68 67 69 69 68 68 68
RH 100 90 71 65 72 76 84 90 93 87 69 63 65 79 87 97100 97 69 59 61 74
WIND DIR SE S S S S S S S S S S S S SE SE SE S S S S S S
WIND SPD 5 6 8 11 11 9 6 5 5 5 5 5 5 4 3 2 2 2 5 8 8 6
CLOUDS B2 B1 B1 B1 B2 B2 B2 OV B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B1 B1 SC
POP 12HR 40 30 40 20 20
QPF 12HR 0.17 0.18 0.13 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S S C C C C S C C C C C C S S S S
TSTMS S S C C C C S C C C C C C S S S S
HEAT INDEX 84 85 84 83 87 86
MAX HEAT 84 83 85 85 87 87
DATE WED 05/22/13 THU 05/23/13 FRI 05/24/13 SAT 05/25/13
EDT 6HRLY 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MIN/MAX 67 86 68 84 67 86 68 86
TEMP 69 70 85 79 70 71 83 76 70 71 85 78 71 71 85 77
DEWPT 68 68 67 68 68 68 67 68 67 68 67 68 67 68 67 67
PWIND DIR S SE S S SW S W NE
WIND CHAR LT GN LT LT LT LT LT LT
AVG CLOUDS SC B1 B1 SC B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 SC FW
POP 12HR 10 20 10 20 10 20 10 5
RAIN SHWRS S S S S S S
TSTMS S S S S S S
$$
SCZ043-192100-
WALTERBORO-INLAND COLLETON SC
32.91N 80.67W ELEV. 98 FT
337 AM EDT SUN MAY 19 2013
DATE SUN 05/19/13 MON 05/20/13 TUE 05/21/13
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 67 83 65 85
TEMP 67 69 78 82 81 76 71 69 67 70 78 83 82 76 70 67 65 68 79 85 84 76
DEWPT 67 67 67 67 68 66 66 67 67 67 68 67 67 68 68 67 65 68 68 67 67 67
RH 100 93 69 61 65 71 84 93100 90 71 59 61 76 93100100100 69 55 57 74
WIND DIR S S S S S S S S S S S S S S SE SE S S S S S S
WIND SPD 3 4 6 11 11 6 5 4 4 4 4 5 6 4 3 2 2 1 3 5 5 5
CLOUDS OV B2 B1 B2 B2 B2 OV OV OV B2 B2 B2 B2 B2 B2 B2 B2 B2 B1 B1 B1 SC
POP 12HR 60 40 50 30 30
QPF 12HR 0.40 0.25 0.16 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C C C L C C C C C C C C C C C C C
TSTMS C C C L C C C C C C C C C C C C C
HEAT INDEX 85 84 86 85 88 87
MAX HEAT 85 85 86 86 88 88
DATE WED 05/22/13 THU 05/23/13 FRI 05/24/13 SAT 05/25/13
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 87 65 86 65 88 65 87
TEMP 67 68 86 79 67 69 85 77 68 69 87 78 69 69 86 77
DEWPT 67 67 66 66 66 67 66 67 66 67 66 66 65 67 65 65
PWIND DIR S SE S S SW W W NE
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS SC B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 SC SC SC SC SC
POP 12HR 10 20 10 20 10 20 10 5
RAIN SHWRS S S S S S S
TSTMS S S S S S S
$$
GAZ099-192100-
METTER-CANDLER GA
32.40N 82.06W ELEV. 197 FT
337 AM EDT SUN MAY 19 2013
DATE SUN 05/19/13 MON 05/20/13 TUE 05/21/13
EDT 3HRLY 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20
UTC 3HRLY 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00
MAX/MIN 84 68 86 66 88
TEMP 67 68 77 83 83 78 72 69 68 70 78 84 86 79 72 68 67 68 80 86 88 80
DEWPT 66 68 70 68 67 69 70 69 68 69 69 68 68 69 69 68 67 68 69 66 65 68
RH 97100 79 61 59 74 93100100 97 74 59 55 72 90100100100 69 51 47 67
WIND DIR S S S S S S S S S S S SE S SE SE SE S S S SE SE SE
WIND SPD 3 3 4 6 8 5 4 3 3 3 4 5 6 4 3 3 3 2 2 2 4 5
CLOUDS B1 B1 B1 B2 B1 B2 OV OV OV OV B2 B2 B2 B2 B1 B1 B1 B1 B1 B1 B1 SC
POP 12HR 60 40 50 20 20
QPF 12HR 0.35 0.12 0.07 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S S C C L C C C S S C C C S S S S
TSTMS S S C C L C C C S S C C C S S S S
HEAT INDEX 86 86 87 89 83 88 90 83
MAX HEAT 86 86 87 89 88 90
DATE WED 05/22/13 THU 05/23/13 FRI 05/24/13 SAT 05/25/13
EDT 6HRLY 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MIN/MAX 66 89 67 88 67 89 67 88
TEMP 68 68 87 82 69 71 87 79 70 71 88 79 71 71 87 78
DEWPT 67 68 65 66 66 67 65 66 67 68 64 66 66 65 60 63
PWIND DIR SE SE SE SE S NW NW NE
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS SC SC SC B1 B1 B1 B1 B1 B1 B1 SC B1 B1 SC SC FW
POP 12HR 10 20 10 30 10 20 10 10
RAIN SHWRS S S C C S S
TSTMS S S C C S S
$$
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
$$