Point Forecast Matrices
547
FOUS51 KLWX 130531
PFMLWX
POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
131 AM EDT TUE AUG 13 2013
VAZ054-132100-
REAGAN NATIONAL AIRPORT-ARLINGTON VA
38.86N 77.03W ELEV. 66 FT
131 AM EDT TUE AUG 13 2013
DATE TUE 08/13/13 WED 08/14/13 THU 08/15/13
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 65 81 61 80
TEMP 77 78 83 85 84 77 72 69 68 69 76 80 79 73 68 65 63 66 74 78 78 71
DEWPT 70 70 70 68 67 66 64 62 59 56 54 51 51 52 53 54 54 54 55 52 54 55
RH 79 76 65 57 57 69 76 78 73 63 46 36 38 48 59 68 72 65 51 40 43 57
WIND DIR S W W W W NW NW N N N N N N N N N N N NE E E SE
WIND SPD 3 3 8 9 8 5 6 6 8 8 10 8 6 4 2 1 1 2 4 2 3 3
CLOUDS OV OV OV B2 B1 B1 B1 SC FW FW SC SC SC SC FW FW FW SC FW FW FW SC
POP 12HR 80 50 5 5 0
QPF 12HR 0.32 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS D D L L L C S S
TSTMS C C C L L C
OBVIS PF
HEAT INDEX 83 86 85
MAX HEAT 86 86
DATE FRI 08/16/13 SAT 08/17/13 SUN 08/18/13 MON 08/19/13
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 59 80 62 80 65 81 66 83
TEMP 63 64 78 73 66 66 79 74 68 69 80 75 69 70 82 76
DEWPT 56 57 55 57 59 59 58 59 61 61 62 63 64 64 63 65
PWIND DIR SE E E E E E E S
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS SC SC SC SC B1 B1 B1 B2 B1 B1 B2 B2 B2 B1 B1 B1
POP 12HR 5 5 20 20 30 40 30 30
RAIN SHWRS S S S S C C C C C C C C
$$
MDZ013-132100-
BALTIMORE/WASHINGTON AIRPORT-ANNE ARUNDEL MD
39.19N 76.67W ELEV. 154 FT
131 AM EDT TUE AUG 13 2013
DATE TUE 08/13/13 WED 08/14/13 THU 08/15/13
EDT 3HRLY 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20
UTC 3HRLY 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00
MAX/MIN 83 63 79 60 80
TEMP 76 75 80 82 81 75 70 67 65 67 74 78 77 71 66 64 62 65 74 78 78 71
DEWPT 71 70 70 69 68 65 64 62 58 56 53 52 51 53 55 55 55 55 55 53 54 55
RH 85 84 72 65 65 71 81 84 78 68 48 40 40 53 68 73 78 70 51 42 43 57
WIND DIR SW W W W W NW NW N N N N N N N N NE NE NE NE NE E SE
WIND SPD 3 3 8 10 10 5 5 6 8 9 9 9 6 4 2 1 2 2 4 1 2 2
CLOUDS OV OV OV B2 B1 B1 SC FW FW FW SC SC SC FW FW FW FW FW FW FW FW SC
POP 12HR 90 50 5 5 0
QPF 12HR 0.35 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS D D L L L C S S
TSTMS C C C L L C
OBVIS PF
HEAT INDEX 83 85 85
MAX HEAT 85 85
FLASH FLOOD A A A A
DATE FRI 08/16/13 SAT 08/17/13 SUN 08/18/13 MON 08/19/13
EDT 6HRLY 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MIN/MAX 58 81 60 81 63 81 65 83
TEMP 63 63 79 72 64 65 79 74 67 67 80 74 68 69 82 76
DEWPT 55 57 56 57 58 59 58 59 61 61 62 62 63 64 63 65
PWIND DIR E E SE E E E E S
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS SC SC SC SC SC B1 B1 B2 B1 B1 B2 B2 B2 B1 B1 B1
POP 12HR 5 5 10 20 30 40 30 30
RAIN SHWRS S S C C C C C C C C
$$
MDZ011-132100-
BALTIMORE INNER HARBOR-BALTIMORE CITY MD
39.28N 76.61W ELEV. 20 FT
131 AM EDT TUE AUG 13 2013
DATE TUE 08/13/13 WED 08/14/13 THU 08/15/13
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 92 72 81 63 80
TEMP 80 83 88 91 90 84 79 76 74 74 78 80 79 74 69 67 65 67 75 79 78 71
DEWPT 69 69 70 68 67 65 64 61 57 56 54 52 52 53 56 55 55 55 54 53 54 55
RH 69 63 55 47 47 53 60 60 55 53 43 38 39 48 63 65 70 65 48 41 43 57
WIND DIR SW SW W W W NW NW N N N N N N N N NE NE NE NE NE E SE
WIND SPD 3 2 8 9 9 5 5 6 6 8 9 8 5 3 2 1 2 2 3 0 1 1
CLOUDS OV OV OV B2 B1 B1 SC FW FW FW SC SC SC FW FW FW FW FW FW FW FW SC
POP 12HR 90 50 5 5 0
QPF 12HR 0.37 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS D D L L L C S S
TSTMS C C C L L C
OBVIS PF
HEAT INDEX 82 87 90 92 90
MAX HEAT 87 92 92
FLASH FLOOD A A A A
DATE FRI 08/16/13 SAT 08/17/13 SUN 08/18/13 MON 08/19/13
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 59 80 61 81 64 81 66 83
TEMP 63 64 78 72 65 66 79 74 68 68 80 75 69 70 82 76
DEWPT 55 57 56 58 58 59 59 60 61 61 63 63 63 64 63 65
PWIND DIR E E SE E E E E S
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS SC SC SC SC SC B1 B1 B2 B1 B1 B2 B2 B2 B1 B1 B1
POP 12HR 5 5 10 20 30 30 30 30
RAIN SHWRS S S C C C C C C C C
$$
WVZ052-132100-
MARTINSBURG AIRPORT-BERKELEY WV
39.41N 77.98W ELEV. 558 FT
131 AM EDT TUE AUG 13 2013
DATE TUE 08/13/13 WED 08/14/13 THU 08/15/13
EDT 3HRLY 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20
UTC 3HRLY 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00
MAX/MIN 82 60 78 54 80
TEMP 72 71 78 81 80 73 67 65 63 64 73 77 76 68 62 59 57 60 72 78 77 70
DEWPT 66 66 68 68 65 63 61 59 56 54 54 52 51 52 51 51 50 53 54 52 54 55
RH 81 84 71 65 60 71 81 81 78 70 51 42 42 57 67 75 77 78 53 40 45 59
WIND DIR W SW W W NW NW NW NW N NW N N N N N NW N N N E E SE
WIND SPD 5 5 9 9 13 5 5 6 5 6 9 8 5 3 1 2 2 2 2 1 2 3
CLOUDS OV OV B2 B1 B1 SC SC FW FW FW SC SC FW FW FW CL FW FW FW FW FW SC
POP 12HR 90 30 5 0 0
QPF 12HR 0.22 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS D D L L C C
TSTMS C C C L C C
OBVIS PF PF
HEAT INDEX 84 82
MAX HEAT 84 83
FLASH FLOOD A A A A
DATE FRI 08/16/13 SAT 08/17/13 SUN 08/18/13 MON 08/19/13
EDT 6HRLY 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MIN/MAX 55 81 58 80 60 81 62 81
TEMP 60 61 79 71 63 63 78 72 64 65 79 73 66 66 79 74
DEWPT 54 55 56 58 57 57 58 59 59 59 62 62 62 62 63 64
PWIND DIR SE E SE SE E E SE S
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS SC SC SC SC SC SC B1 B2 B1 B1 B1 B2 B1 B1 B1 SC
POP 12HR 5 10 10 20 20 30 40 40
RAIN SHWRS S S S S C C C C C C
$$
VAZ042-132100-
WASHINGTON DULLES AIRPORT-LOUDOUN VA
38.96N 77.45W ELEV. 321 FT
131 AM EDT TUE AUG 13 2013
DATE TUE 08/13/13 WED 08/14/13 THU 08/15/13
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 63 78 57 79
TEMP 74 74 79 81 80 74 69 67 65 67 74 77 76 69 64 61 60 62 72 77 77 70
DEWPT 68 68 69 69 68 66 64 62 59 56 54 52 51 53 54 53 52 54 55 52 54 55
RH 82 82 72 67 67 76 84 84 81 68 50 42 42 57 70 75 75 75 55 42 45 59
WIND DIR S SW W W W NW NW NW N N N N N N N NW N N N E E SE
WIND SPD 3 4 8 9 8 5 5 5 6 8 10 8 6 4 2 1 2 3 4 2 3 3
CLOUDS OV OV OV B2 B1 B1 SC SC FW FW SC SC SC FW FW FW FW SC FW FW FW SC
POP 12HR 80 40 5 5 0
QPF 12HR 0.27 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS D D L L L C S
TSTMS C C C L L C
OBVIS PF PF
HEAT INDEX 84 83
MAX HEAT 84 84
FLASH FLOOD A A A A
DATE FRI 08/16/13 SAT 08/17/13 SUN 08/18/13 MON 08/19/13
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 57 79 59 79 62 80 64 82
TEMP 62 62 77 71 63 64 77 72 66 66 79 73 67 68 81 75
DEWPT 56 56 55 57 58 58 57 58 60 60 62 62 63 63 63 65
PWIND DIR SE E SE E E E E S
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS SC SC SC SC SC B1 B1 B2 B1 B1 B2 B2 B1 B1 B1 B1
POP 12HR 5 5 20 20 30 40 30 30
RAIN SHWRS S S S S C C C C C C C C
$$
VAZ037-132100-
CHARLOTTESVILLE AIRPORT-ALBEMARLE VA
38.14N 78.45W ELEV. 640 FT
131 AM EDT TUE AUG 13 2013
DATE TUE 08/13/13 WED 08/14/13 THU 08/15/13
EDT 3HRLY 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20
UTC 3HRLY 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00
MAX/MIN 82 64 78 58 78
TEMP 74 73 78 81 80 75 70 68 66 67 74 77 76 70 65 62 60 63 72 76 76 69
DEWPT 68 68 72 70 70 69 65 62 60 57 57 55 55 57 56 55 54 56 57 53 55 56
RH 82 84 82 69 72 82 84 81 81 70 55 47 48 63 73 78 81 78 59 45 48 63
WIND DIR W SW W SW W NW N NW N N N N NE E E NE N N NE E E SE
WIND SPD 2 4 6 9 8 3 4 4 5 5 6 4 3 2 1 1 1 1 3 2 2 2
CLOUDS OV OV B2 B2 B1 B1 SC SC FW FW SC SC SC SC SC SC SC SC SC FW FW SC
POP 12HR 60 50 10 5 5
QPF 12HR 0.19 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS L L L L L C S
TSTMS C C C L L C
OBVIS PF PF
HEAT INDEX 85 85
MAX HEAT 85 85
DATE FRI 08/16/13 SAT 08/17/13 SUN 08/18/13 MON 08/19/13
EDT 6HRLY 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MIN/MAX 57 79 58 77 61 80 64 82
TEMP 61 62 77 70 62 62 75 70 64 65 78 73 67 68 81 74
DEWPT 55 56 55 57 57 58 58 59 59 60 62 62 62 63 66 68
PWIND DIR SE E E E E E NE S
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS SC SC SC B1 B1 B1 B2 B2 B1 B2 B2 B2 B2 B1 B1 B1
POP 12HR 5 20 30 30 40 40 30 30
RAIN SHWRS S S C C C C C C C C C C C C
$$
MDZ003-132100-
HAGERSTOWN AIRPORT-WASHINGTON MD
39.71N 77.73W ELEV. 705 FT
131 AM EDT TUE AUG 13 2013
DATE TUE 08/13/13 WED 08/14/13 THU 08/15/13
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 81 60 78 56 80
TEMP 72 72 77 80 79 72 67 64 63 64 73 77 76 69 63 61 59 62 73 78 78 70
DEWPT 66 66 67 66 64 62 60 57 55 53 52 50 49 50 50 50 49 51 53 51 53 54
RH 81 81 71 62 60 71 78 78 75 67 48 39 39 51 62 67 69 67 49 39 42 57
WIND DIR W SW W W NW NW NW N N N N N N N N NW N N N E E SE
WIND SPD 2 6 8 10 13 5 5 6 5 6 10 8 6 3 1 1 3 3 2 0 2 3
CLOUDS OV OV B2 B1 B1 SC SC FW SC FW SC SC FW FW CL CL CL FW FW FW FW SC
POP 12HR 90 30 5 0 0
QPF 12HR 0.24 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS D D L L C C
TSTMS C C C L C C
OBVIS PF
HEAT INDEX 82
MAX HEAT 82 82
FLASH FLOOD A A A A
DATE FRI 08/16/13 SAT 08/17/13 SUN 08/18/13 MON 08/19/13
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 55 80 58 80 60 80 63 82
TEMP 60 61 78 71 63 63 78 72 64 65 78 73 67 67 80 74
DEWPT 53 54 54 56 56 56 56 57 58 58 60 60 61 61 61 62
PWIND DIR E E SE SE E E SE S
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS SC FW FW SC SC SC B1 B1 B1 B1 B1 B2 B1 B1 B1 SC
POP 12HR 0 10 10 20 20 30 30 30
RAIN SHWRS S S S S C C C C C C
$$