455
FOUS52 KCHS 202047
PFMCHS
POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE CHARLESTON SC
347 PM EST MON JAN 20 2025
SCZ050-210900-
CHARLESTON INTERNATIONAL AIRPORT-CHARLESTON SC
32.91N 80.03W ELEV. 45 FT
347 PM EST MON JAN 20 2025
DATE 01/20/25 TUE 01/21/25 WED 01/22/25 THU
EST 3HRLY 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12
MIN/MAX 24 39 23 37 21
TEMP 43 34 28 26 26 24 31 37 38 32 28 26 25 24 29 34 35 27 23 22 23 23
DEWPT 20 22 22 20 16 15 11 12 15 19 21 21 19 17 16 16 15 17 16 17 19 20
RH 39 61 78 78 65 68 43 35 38 58 75 81 78 74 58 47 43 65 74 81 84 88
WIND DIR N N NE NE NE NE N N N N N N N N N N NE NE N N N N
WIND SPD 6 5 5 8 10 10 10 10 11 10 11 11 11 11 12 12 10 6 6 8 8 8
CLOUDS CL CL CL SC OV OV B2 OV B2 OV OV OV OV OV SC FW CL FW SC B1 OV OV
POP 12HR 0 70 90 10 10
QPF 12HR 0 0.08 0.29 0 0
SNOW 12HR 00-00 T 1
FRZG RAIN C
SLEET C L D
SNOW C L D L C
WIND CHILL 39 29 22 18 16 14 22 30 31 24 18 15 14 13 19 25 27 20 15 13 14 14
MIN CHILL 29 18 14 15 24 15 13 14 20 13 13
COLD WEATHER Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y
WINTER STORM W W W W W W
DATE 01/23 FRI 01/24/25 SAT 01/25/25 SUN 01/26/25 MON 01/27/25
EST 6HRLY 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MAX/MIN 41 25 48 25 50 30 59 40 61
TEMP 36 34 30 26 46 38 30 27 47 42 32 32 57 50 42 42 59 55
DEWPT 24 24 23 20 21 23 22 21 24 27 28 27 32 37 37 37 43 44
PWIND DIR N NW NW NW NE W W SW W
WIND CHAR LT LT LT LT LT LT LT LT LT
AVG CLOUDS OV OV B2 B2 SC FW FW FW FW FW FW SC SC SC SC B1 B1 B1
POP 12HR 30 10 0 0 5 0 5 5 20
FRZG RAIN C
RAIN C
RAIN SHWRS S S S
GAZ118-210900-
SAVANNAH INTERNATIONAL AIRPORT-INLAND CHATHAM GA
32.12N 81.20W ELEV. 50 FT
347 PM EST MON JAN 20 2025
DATE 01/20/25 TUE 01/21/25 WED 01/22/25 THU
EST 3HRLY 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12
MIN/MAX 28 41 26 39 23
TEMP 44 34 29 28 30 28 34 40 40 34 29 28 28 26 31 37 38 29 24 24 25 25
DEWPT 18 20 22 22 21 19 19 18 18 22 26 25 24 21 20 20 20 20 19 20 20 21
RH 35 56 75 78 69 68 54 41 41 61 88 88 85 81 63 50 48 69 81 84 81 84
WIND DIR N N N N N N N N N N N N N N NE NE NE NE N N N N
WIND SPD 6 5 5 5 8 9 9 10 10 10 10 9 9 9 10 10 8 5 5 5 5 5
CLOUDS CL CL FW B1 OV OV B2 B2 OV OV OV OV OV B2 SC FW FW FW SC B2 OV OV
POP 12HR 0 70 90 20 10
QPF 12HR 0 0.09 0.41 0 0
SNOW 12HR 00-00 T 1
FRZG RAIN S
RAIN S
SLEET C D D
SNOW C D D L C S
WIND CHILL 29 23 22 22 19 27 33 33 26 20 19 19 17 22 30 32 23 17 17 18 18
MIN CHILL 29 22 19 20 26 19 17 18 23 17 17
COLD WEATHER Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y
WINTER STORM W W W W W W
DATE 01/23 FRI 01/24/25 SAT 01/25/25 SUN 01/26/25 MON 01/27/25
EST 6HRLY 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MAX/MIN 43 27 48 25 51 31 60 41 64
TEMP 39 36 30 28 46 37 30 26 48 42 33 32 57 50 42 42 62 57
DEWPT 27 28 25 23 26 27 25 22 27 31 28 27 38 42 40 39 49 50
PWIND DIR N NW NW NW NE NE W SW SW
WIND CHAR LT LT LT LT LT LT LT LT LT
AVG CLOUDS OV B2 B2 B1 SC FW FW FW FW FW FW SC SC SC SC SC B1 B1
POP 12HR 20 10 0 0 5 0 5 5 20
FRZG RAIN S
RAIN S
RAIN SHWRS S S
SCZ050-210900-
CHARLESTON WATERFRONT-CHARLESTON SC
32.78N 79.94W ELEV. 10 FT
347 PM EST MON JAN 20 2025
DATE 01/20/25 TUE 01/21/25 WED 01/22/25 THU
EST 3HRLY 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12
MIN/MAX 30 40 27 38 26
TEMP 44 36 33 31 31 30 32 39 38 32 29 27 27 27 30 35 36 29 27 26 26 26
DEWPT 22 23 24 23 20 19 17 17 19 22 24 24 21 20 20 20 20 22 21 22 23 24
RH 41 59 69 72 63 63 53 40 46 66 81 88 78 74 66 54 52 75 78 85 88 92
WIND DIR N N NE NE N N N N N N N N N N N N N NE N N N N
WIND SPD 9 8 9 11 13 12 11 10 11 11 12 12 12 12 12 12 10 8 8 8 8 8
CLOUDS CL CL FW SC OV OV B2 B2 OV OV OV OV OV OV B1 FW FW FW SC B2 OV OV
POP 12HR 0 70 90 20 10
QPF 12HR 0 0.09 0.36 0 0
SNOW 12HR 00-00 T 1
FRZG RAIN S C
RAIN S
SLEET C L D
SNOW C L D D C S
WIND CHILL 39 30 26 23 21 20 24 32 31 23 19 16 16 16 20 27 29 21 19 17 17 17
MIN CHILL 29 22 19 19 23 16 16 16 20 16 16
COLD WEATHER Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y
WINTER STORM W W W W W W
DATE 01/23 FRI 01/24/25 SAT 01/25/25 SUN 01/26/25 MON 01/27/25
EST 6HRLY 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MAX/MIN 40 29 46 29 49 34 58 43 60
TEMP 38 35 33 29 44 39 33 31 46 43 36 35 55 50 45 44 58 54
DEWPT 28 30 26 23 26 28 27 25 29 31 31 30 38 42 42 41 49 50
PWIND DIR N NW NW NW NE N W W W
WIND CHAR GN LT LT LT LT LT LT LT LT
AVG CLOUDS OV OV OV B2 SC FW FW FW FW FW SC SC SC SC SC B1 B1 B1
POP 12HR 30 20 0 0 5 0 5 5 20
FRZG RAIN C
RAIN C
RAIN SHWRS C S S S
SCZ048-210900-
BEAUFORT MARINE CORPS AIR STATION-BEAUFORT SC
32.48N 80.72W ELEV. 37 FT
347 PM EST MON JAN 20 2025
DATE 01/20/25 TUE 01/21/25 WED 01/22/25 THU
EST 3HRLY 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12
MIN/MAX 27 39 26 37 24
TEMP 45 34 29 28 29 27 33 38 39 32 28 27 27 26 30 35 37 28 25 25 25 25
DEWPT 21 22 23 23 19 19 17 18 18 22 25 24 22 20 19 20 20 20 19 20 20 21
RH 38 61 78 81 66 71 51 44 42 66 88 88 81 78 63 54 50 71 78 81 81 84
WIND DIR N N N NE N N N N N N N N N N NE NE NE NE NE N N N
WIND SPD 6 5 5 6 10 11 10 10 11 10 11 10 11 10 11 10 9 5 5 6 6 6
CLOUDS CL CL FW SC OV OV B2 B2 OV OV OV OV OV B2 SC FW FW FW SC B2 OV OV
POP 12HR 0 70 90 20 10
QPF 12HR 0 0.08 0.35 0 0
SNOW 12HR 00-00 T 1
FRZG RAIN S S
SLEET C L D
SNOW C L D L C S
WIND CHILL 29 23 21 20 17 25 31 32 24 18 17 17 16 20 27 30 22 18 17 17 17
MIN CHILL 29 21 17 17 24 17 16 17 22 17 17
COLD WEATHER Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y
WINTER STORM W W W W W W
DATE 01/23 FRI 01/24/25 SAT 01/25/25 SUN 01/26/25 MON 01/27/25
EST 6HRLY 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MAX/MIN 41 27 46 26 50 31 59 40 62
TEMP 38 34 30 27 44 37 30 27 47 41 33 32 55 49 42 42 60 55
DEWPT 27 29 25 23 28 28 26 23 28 31 29 29 38 42 40 40 49 50
PWIND DIR N NW NW NW NE N W SW W
WIND CHAR LT LT LT LT LT LT LT LT LT
AVG CLOUDS OV B2 B2 B1 SC FW FW FW FW FW SC SC SC SC SC SC B1 B1
POP 12HR 20 10 0 0 5 0 5 5 20
FRZG RAIN S
RAIN S
RAIN SHWRS S S S
SCZ043-210900-
WALTERBORO-INLAND COLLETON SC
32.91N 80.67W ELEV. 98 FT
347 PM EST MON JAN 20 2025
DATE 01/20/25 TUE 01/21/25 WED 01/22/25 THU
EST 3HRLY 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12
MIN/MAX 23 38 23 36 20
TEMP 43 31 26 24 24 23 31 37 38 30 27 25 25 23 29 34 35 25 21 20 21 21
DEWPT 20 22 22 19 15 15 11 12 13 19 21 20 18 17 14 14 13 16 14 15 16 17
RH 39 69 85 81 68 71 43 35 35 63 78 81 74 77 53 43 40 68 74 81 81 84
WIND DIR N N NE NE NE NE NE N N N N N N NE NE NE NE NE NE N N N
WIND SPD 4 4 4 5 6 8 8 8 9 6 8 6 8 8 10 9 6 4 4 4 5 4
CLOUDS CL CL CL SC B2 B2 B1 B2 B2 OV OV OV OV B2 SC FW CL FW SC B1 B2 B2
POP 12HR 0 60 80 10 5
QPF 12HR 0 0.06 0.19 0 0
SNOW 12HR 00-00 T 1
FRZG RAIN S
SLEET L
SNOW C L L C C
WIND CHILL 26 20 17 16 14 24 31 32 23 19 17 16 14 20 27 29 19 15 13 13 15
MIN CHILL 26 17 14 15 23 17 14 16 19 13 12
COLD WEATHER Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y
WINTER STORM W W W W W W
DATE 01/23 FRI 01/24/25 SAT 01/25/25 SUN 01/26/25 MON 01/27/25
EST 6HRLY 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MAX/MIN 40 24 46 22 50 27 58 37 60
TEMP 37 32 27 24 45 34 27 23 48 41 29 28 56 47 39 39 59 53
DEWPT 21 24 22 20 21 24 22 21 23 28 26 26 32 38 37 37 44 45
PWIND DIR N NW NW NW NE SW W SW SW
WIND CHAR LT LT LT LT LT LT LT LT LT
AVG CLOUDS OV B2 B2 B2 SC FW FW FW FW FW SC SC SC SC SC B1 B2 B1
POP 12HR 20 10 0 0 5 0 5 5 30
FRZG RAIN S
RAIN S
RAIN SHWRS C C
GAZ099-210900-
METTER-CANDLER GA
32.40N 82.06W ELEV. 197 FT
347 PM EST MON JAN 20 2025
DATE 01/20/25 TUE 01/21/25 WED 01/22/25 THU
EST 3HRLY 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12
MIN/MAX 25 41 24 38 20
TEMP 42 31 26 26 28 27 33 40 41 31 29 27 26 24 29 35 38 26 22 21 21 21
DEWPT 14 16 16 17 17 17 15 15 17 24 25 24 22 19 16 16 17 18 16 16 16 17
RH 31 53 65 68 63 65 47 36 37 75 85 88 85 81 58 45 42 71 77 81 81 84
WIND DIR N N N N NE NE NE N N N N N N N NE NE NE NE NE NE N N
WIND SPD 6 4 4 5 6 6 8 9 10 6 8 6 6 5 9 8 6 3 3 3 4 4
CLOUDS CL CL FW SC OV B2 B1 B2 B2 OV OV OV B2 B1 FW CL CL CL SC B1 B2 B2
POP 12HR 0 60 80 5 0
QPF 12HR 0 0.10 0.16 0 0
SNOW 12HR 00-00 T 1
SNOW C L L C S
WIND CHILL 38 26 20 19 21 20 26 34 35 24 21 20 18 17 20 28 33 22 17 16 15 15
MIN CHILL 26 18 20 17 24 20 17 17 22 16 13
COLD WEATHER Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y
WINTER STORM W W W W W W
DATE 01/23 FRI 01/24/25 SAT 01/25/25 SUN 01/26/25 MON 01/27/25
EST 6HRLY 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MAX/MIN 43 25 48 23 50 27 59 39 62
TEMP 39 35 30 26 45 36 28 25 46 41 29 29 55 49 41 41 60 55
DEWPT 21 25 23 21 23 25 23 21 23 28 25 26 34 39 37 38 46 49
PWIND DIR N NW NW NW NE S W SW SW
WIND CHAR LT LT LT LT LT LT LT LT LT
AVG CLOUDS B2 B2 B2 B1 SC FW FW FW FW FW SC SC SC SC SC B1 B2 B1
POP 12HR 10 5 0 0 5 0 5 5 30
RAIN SHWRS 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
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