257
FOUS51 KLWX 131737
PFMLWX
POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
137 PM EDT SAT SEP 13 2025
VAZ054-132000-
REAGAN NATIONAL AIRPORT-ARLINGTON VA
38.86N 77.03W ELEV. 66 FT
137 PM EDT SAT SEP 13 2025
DATE SAT 09/13/25 SUN 09/14/25 MON 09/15/25
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 65 86 66 84
TEMP 81 81 74 70 66 65 66 77 83 83 77 73 69 68 67 77 81 80 75
DEWPT 57 57 56 58 59 59 58 59 57 56 59 60 61 61 61 61 59 58 60
RH 44 44 53 66 78 81 75 54 41 40 54 64 76 78 81 58 47 47 60
WIND DIR S S S S S S SW SW S S SE S S S NE E E E E
WIND SPD 9 6 9 8 6 5 4 4 3 5 6 5 3 3 5 6 8 10 10
CLOUDS CL FW CL FW B1 SC SC FW SC SC SC SC SC SC B1 B1 B1 B1 B1
POP 12HR 0 0 0 0 5
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
HEAT INDEX 81 81 81 81
MAX HEAT 81 82 82 83 81 81
DATE TUE 09/16/25 WED 09/17/25 THU 09/18/25 FRI 09/19/25
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 80 64 78 63 82 65 85
TEMP 68 66 77 73 66 65 75 71 66 64 78 73 68 66 81 76
DEWPT 62 62 57 58 60 60 59 60 62 62 61 61 62 62 61 61
PWIND DIR E E E NE NE NE SW SW
WIND CHAR LT GN LT GN LT LT LT LT
AVG CLOUDS B1 B1 B1 B1 B1 B2 B2 B1 B1 B1 SC SC SC SC SC SC
POP 12HR 10 20 30 40 30 20 5 10
RAIN SHWRS S S C C C C S S S
TSTMS S
MDZ013-132000-
BALTIMORE/WASHINGTON AIRPORT-ANNE ARUNDEL MD
39.19N 76.67W ELEV. 154 FT
137 PM EDT SAT SEP 13 2025
DATE SAT 09/13/25 SUN 09/14/25 MON 09/15/25
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 61 85 63 82
TEMP 81 80 72 67 64 62 63 76 82 82 75 69 67 65 65 76 80 79 73
DEWPT 56 59 60 60 59 59 60 62 62 61 63 62 62 61 63 64 63 62 64
RH 42 49 66 78 84 90 90 62 51 49 66 78 84 87 93 66 56 56 73
WIND DIR S SE S S SW SW W S SE SE SE S S NE NE E E E SE
WIND SPD 6 5 4 4 3 2 2 2 3 4 3 2 2 2 2 4 5 6 5
CLOUDS FW FW FW FW B1 SC FW FW FW FW SC FW SC SC SC SC SC SC SC
POP 12HR 0 0 0 0 5
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
HEAT INDEX 81 81 83 83 81
MAX HEAT 81 81 83 85 81 81
DATE TUE 09/16/25 WED 09/17/25 THU 09/18/25 FRI 09/19/25
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 62 80 61 76 61 80 63 84
TEMP 65 64 77 71 64 63 74 68 63 63 77 71 65 65 81 74
DEWPT 63 64 60 61 61 62 61 63 62 63 63 64 63 64 64 65
PWIND DIR E E E E NE E SW SW
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS B1 B1 B1 B1 B1 B2 B2 B2 B1 B1 SC SC SC SC SC SC
POP 12HR 5 10 20 30 30 20 10 10
RAIN SHWRS S S C C C S S S
TSTMS S S
MDZ011-132000-
BALTIMORE INNER HARBOR-BALTIMORE CITY MD
39.28N 76.61W ELEV. 20 FT
137 PM EDT SAT SEP 13 2025
DATE SAT 09/13/25 SUN 09/14/25 MON 09/15/25
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 87 67 85
TEMP 80 83 76 73 69 68 67 79 84 84 78 75 72 69 68 78 81 82 77
DEWPT 58 56 55 57 58 59 58 58 58 57 58 60 60 61 61 60 59 58 60
RH 47 40 48 57 68 73 73 49 41 40 50 60 66 76 78 54 47 44 56
WIND DIR S SE S S SW SW W S SE SE S S SE NE NE E E E SE
WIND SPD 5 5 4 3 2 2 2 2 3 4 2 2 2 2 2 4 5 6 5
CLOUDS FW SC FW FW B1 SC FW FW SC SC FW FW SC SC SC SC SC B1 SC
POP 12HR 0 5 0 0 5
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
HEAT INDEX 81 84 81 82
MAX HEAT 81 82 84 84 81 82
DATE TUE 09/16/25 WED 09/17/25 THU 09/18/25 FRI 09/19/25
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 82 65 80 65 83 66 86
TEMP 70 66 79 75 69 65 77 73 68 65 79 75 70 67 83 78
DEWPT 62 61 57 57 60 59 58 59 61 61 61 61 62 61 61 61
PWIND DIR E E E E NE E SW SW
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS B1 B1 B1 B1 B1 B1 B2 B2 B1 B1 SC SC SC SC SC SC
POP 12HR 5 10 20 30 30 20 10 10
RAIN SHWRS S C C C S S S
TSTMS S
WVZ052-132000-
MARTINSBURG AIRPORT-BERKELEY WV
39.41N 77.98W ELEV. 558 FT
137 PM EDT SAT SEP 13 2025
DATE SAT 09/13/25 SUN 09/14/25 MON 09/15/25
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 59 87 59 85
TEMP 82 83 74 67 64 60 62 77 84 84 75 68 64 61 63 76 82 82 74
DEWPT 54 53 53 55 55 54 55 57 55 54 56 58 57 57 58 58 56 55 56
RH 38 36 48 65 73 81 78 50 37 36 52 70 78 87 84 54 41 40 53
WIND DIR S SE S S S SW NW N N NE NE E NE N N E SE E E
WIND SPD 4 3 4 4 2 2 2 2 3 3 2 2 1 2 2 3 5 5 5
CLOUDS FW FW SC B1 B1 SC FW FW SC SC SC SC SC SC SC SC SC B1 B1
POP 12HR 5 5 0 0 0
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
HEAT INDEX 82
MAX HEAT 81 82 83 83 82 82
DATE TUE 09/16/25 WED 09/17/25 THU 09/18/25 FRI 09/19/25
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 82 56 79 57 83 58 85
TEMP 64 61 79 71 61 60 76 69 61 60 79 71 62 61 81 73
DEWPT 59 58 55 54 55 56 56 57 58 58 58 58 59 58 58 59
PWIND DIR SE SE SE E SE E SW NW
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS B1 SC SC B1 B1 B1 B1 B1 SC SC SC SC FW SC SC SC
POP 12HR 5 10 20 30 20 20 5 10
RAIN SHWRS S S C S S S S
TSTMS S
VAZ506-132000-
WASHINGTON DULLES AIRPORT-LOUDOUN VA
38.96N 77.45W ELEV. 321 FT
137 PM EDT SAT SEP 13 2025
DATE SAT 09/13/25 SUN 09/14/25 MON 09/15/25
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 61 87 62 85
TEMP 82 82 73 68 64 62 62 76 84 84 77 71 67 64 64 76 82 81 73
DEWPT 56 58 58 59 59 58 60 62 61 60 61 61 62 61 62 64 61 60 62
RH 41 44 59 73 84 87 93 62 46 44 58 71 84 90 93 66 49 49 68
WIND DIR SW S S S S S SW N N NE E SE S E NE E E E SE
WIND SPD 5 5 5 5 4 3 2 2 2 3 3 2 2 2 2 3 5 6 5
CLOUDS FW FW FW FW B1 SC SC FW FW FW SC SC SC SC B1 B1 SC B1 B1
POP 12HR 0 0 0 0 5
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
HEAT INDEX 82 82 84 84 83 82
MAX HEAT 82 83 84 85 83 83
DATE TUE 09/16/25 WED 09/17/25 THU 09/18/25 FRI 09/19/25
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 61 81 60 77 59 83 61 86
TEMP 65 63 78 71 63 62 75 68 62 61 79 72 65 63 83 74
DEWPT 62 63 60 59 60 61 62 62 62 61 63 64 63 63 64 65
PWIND DIR E E E E NE NE SW SW
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS B1 B1 B1 B1 B1 B1 B2 B1 B1 SC SC SC FW SC SC SC
POP 12HR 5 10 20 30 30 20 5 10
RAIN SHWRS S S C C C S S S
TSTMS S
VAZ037-132000-
CHARLOTTESVILLE AIRPORT-ALBEMARLE VA
38.14N 78.45W ELEV. 640 FT
137 PM EDT SAT SEP 13 2025
DATE SAT 09/13/25 SUN 09/14/25 MON 09/15/25
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 58 84 59 82
TEMP 80 80 71 64 61 59 60 76 82 81 73 67 64 62 62 75 80 79 72
DEWPT 52 54 55 56 56 56 56 58 57 56 59 60 59 58 59 60 59 58 60
RH 38 41 57 75 84 90 87 54 43 42 62 78 84 87 90 60 49 49 66
WIND DIR S SE SE W SW SW SW E NE SE SE S W NW N E E E E
WIND SPD 2 4 3 2 2 2 2 1 3 3 2 1 1 2 2 3 5 6 4
CLOUDS CL CL CL FW FW SC SC SC SC SC SC SC SC B1 SC SC B1 B1 B1
POP 12HR 0 0 0 0 5
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
HEAT INDEX 80 80 82 81 81
MAX HEAT 80 80 82 83 81 81
DATE TUE 09/16/25 WED 09/17/25 THU 09/18/25 FRI 09/19/25
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 78 58 76 58 81 60 83
TEMP 63 61 76 68 61 59 74 66 62 60 78 70 63 61 81 71
DEWPT 59 59 58 58 57 58 60 60 60 60 61 62 60 60 61 62
PWIND DIR NE NE N NE N E W S
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS B1 B1 B1 B1 B1 B1 B1 B1 B1 SC SC SC FW SC FW SC
POP 12HR 20 30 30 30 30 20 5 10
RAIN SHWRS S S C C C C C C S S
TSTMS S S S S S
MDZ003-132000-
HAGERSTOWN AIRPORT-WASHINGTON MD
39.71N 77.73W ELEV. 705 FT
137 PM EDT SAT SEP 13 2025
DATE SAT 09/13/25 SUN 09/14/25 MON 09/15/25
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 60 87 61 85
TEMP 81 83 76 69 66 62 63 78 84 83 75 70 66 63 64 77 82 82 75
DEWPT 56 55 55 56 56 56 57 60 58 57 59 59 59 58 59 61 59 58 59
RH 42 38 48 63 70 81 81 54 41 41 58 68 78 84 84 58 46 44 58
WIND DIR SW S S S S S N N N N NE NE NE NE NE E E E E
WIND SPD 5 4 4 4 3 2 2 2 3 4 4 2 3 3 3 4 5 5 5
CLOUDS FW FW SC B2 B2 FW CL FW SC SC FW SC FW FW FW FW B1 B1 B1
POP 12HR 5 5 0 0 0
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
HEAT INDEX 81 84 82 82
MAX HEAT 81 83 84 84 82 83
DATE TUE 09/16/25 WED 09/17/25 THU 09/18/25 FRI 09/19/25
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 83 59 80 58 84 60 86
TEMP 65 62 80 73 63 61 76 70 62 61 80 73 63 63 83 74
DEWPT 60 59 58 56 57 57 58 58 59 59 61 60 60 60 61 61
PWIND DIR SE E SE E E S S W
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS B1 SC SC B1 B1 B1 B1 B1 B1 SC SC SC FW SC SC SC
POP 12HR 5 5 10 20 20 20 5 10
RAIN SHWRS S S S S S S
TSTMS S
MDZ017-132000-
PATUXENT RIVER NAS MD
38.29N 76.41W ELEV. 39 FT
137 PM EDT SAT SEP 13 2025
DATE SAT 09/13/25 SUN 09/14/25 MON 09/15/25
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 77 62 80 64 79
TEMP 77 77 70 67 64 62 65 75 78 78 71 68 67 65 68 75 78 76 71
DEWPT 57 60 61 61 61 60 61 61 62 61 63 63 63 62 64 63 64 63 63
RH 50 56 73 81 90 93 87 62 58 56 76 84 87 90 87 66 62 64 76
WIND DIR E SE S S SW W W S SE SE S S S N NE NE E E E
WIND SPD 4 4 5 5 4 3 3 3 5 5 5 5 3 3 5 5 8 9 8
CLOUDS CL FW FW FW CL FW SC FW SC SC SC FW SC SC B1 SC B1 B1 B1
POP 12HR 0 0 0 0 5
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
DATE TUE 09/16/25 WED 09/17/25 THU 09/18/25 FRI 09/19/25
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 77 63 75 63 78 65 81
TEMP 66 67 75 69 65 66 73 68 66 67 76 70 67 68 79 72
DEWPT 63 64 62 62 62 64 64 64 64 65 65 65 64 65 66 66
PWIND DIR E NE NE NE NE NE SW S
WIND CHAR LT GN LT GN LT LT LT LT
AVG CLOUDS B1 B1 B1 B1 B1 B1 B2 B1 B1 SC SC SC FW SC SC SC
POP 12HR 20 20 40 40 40 20 5 5
RAIN SHWRS S S S C C C C C S S S
TSTMS S S
WVZ502-132000-
PETERSBURG WV
38.99N 79.15W ELEV. 963 FT
137 PM EDT SAT SEP 13 2025
DATE SAT 09/13/25 SUN 09/14/25 MON 09/15/25
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 56 87 56 85
TEMP 82 84 73 64 60 58 58 77 84 83 73 66 62 58 58 76 83 82 73
DEWPT 55 56 57 56 54 52 53 58 56 56 58 57 55 54 55 59 58 58 58
RH 40 38 57 75 81 80 83 52 38 40 59 73 78 86 90 56 43 44 59
WIND DIR NE NW N S S S S NE N N N W W W NW E E E SE
WIND SPD 3 2 2 2 2 2 2 2 3 3 2 2 2 2 1 2 4 5 3
CLOUDS FW FW B1 B1 B1 B1 FW FW SC FW SC SC FW SC SC FW SC B1 B1
POP 12HR 5 0 0 0 0
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
OBVIS PF
HEAT INDEX 83 82
MAX HEAT 81 84 83 83 83 84
DATE TUE 09/16/25 WED 09/17/25 THU 09/18/25 FRI 09/19/25
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 56 83 53 81 54 85 56 86
TEMP 60 57 80 70 58 55 78 68 58 56 82 71 60 58 83 72
DEWPT 57 56 56 57 55 53 57 59 56 55 59 60 57 56 59 61
PWIND DIR S E S E SW E SW W
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS B1 B1 B1 B1 B1 B1 SC SC SC SC SC SC FW FW FW SC
POP 12HR 5 10 20 30 20 20 5 10
RAIN SHWRS S S S C S S
TSTMS S S
MDZ014-132000-
ANNAPOLIS MD
38.99N 76.49W ELEV. 7 FT
137 PM EDT SAT SEP 13 2025
DATE SAT 09/13/25 SUN 09/14/25 MON 09/15/25
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 78 64 80 65 80
TEMP 77 78 73 69 66 64 66 75 78 79 74 71 69 67 68 74 77 78 72
DEWPT 62 59 60 62 61 61 60 61 62 61 62 64 64 63 63 63 63 62 63
RH 60 52 64 78 84 90 81 62 58 54 66 79 84 87 84 69 62 58 73
WIND DIR SE S S S SW SW SW S S S S S S S NE E E E SE
WIND SPD 9 6 5 5 5 4 2 3 5 5 4 2 2 2 3 5 6 8 6
CLOUDS CL FW CL FW SC SC FW FW FW FW FW SC SC SC SC B1 B1 SC SC
POP 12HR 0 5 0 0 5
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
DATE TUE 09/16/25 WED 09/17/25 THU 09/18/25 FRI 09/19/25
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 77 63 75 63 78 65 80
TEMP 67 66 75 71 67 65 72 69 66 65 75 71 68 67 78 73
DEWPT 64 63 61 61 62 62 63 63 64 63 64 64 65 65 65 65
PWIND DIR E E E NE NE NE SW S
WIND CHAR LT GN LT GN LT LT LT LT
AVG CLOUDS SC B1 B1 B1 B1 B2 B2 B2 B1 B1 SC SC FW SC SC SC
POP 12HR 10 10 30 30 40 20 10 10
RAIN SHWRS S C C C C C S S
TSTMS S S S
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