547
FOUS51 KLWX 130538
PFMLWX
POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
137 AM EDT SAT SEP 13 2025
VAZ054-132000-
REAGAN NATIONAL AIRPORT-ARLINGTON VA
38.86N 77.03W ELEV. 66 FT
137 AM 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 64 86 66 84
TEMP 63 64 76 82 81 75 70 67 65 66 77 82 83 77 73 70 67 67 77 81 80 75
DEWPT 56 56 56 54 54 56 57 59 58 58 59 57 56 59 60 61 61 61 61 59 58 60
RH 78 75 50 38 39 52 63 75 78 75 54 43 40 54 64 73 81 81 58 47 47 60
WIND DIR S S S S S S S S S SW SW S S SE S S S NE E E E E
WIND SPD 2 2 3 4 6 9 8 6 5 4 4 3 5 6 5 3 3 5 6 8 10 10
CLOUDS FW CL CL FW FW CL FW FW B1 FW SC SC SC SC SC SC SC SC SC 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 81 82 81 81
MAX HEAT 81 81 82 82 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 67 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 AM 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 84 63 82
TEMP 60 62 75 81 80 73 67 64 62 63 76 82 82 75 69 66 64 65 75 80 79 72
DEWPT 58 59 59 58 59 60 59 60 59 60 61 61 61 63 62 62 61 63 64 62 61 63
RH 93 90 58 46 49 64 75 87 90 90 60 49 49 66 78 87 90 93 69 54 54 73
WIND DIR W SW S S SE S S SW SW W S SE SE SE S S NE NE E E E SE
WIND SPD 1 1 2 4 5 4 4 3 2 2 2 3 4 3 2 2 2 2 4 5 6 5
CLOUDS FW CL CL FW FW FW FW SC SC FW SC SC SC SC SC SC SC SC SC SC SC 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 83 83 81
MAX HEAT 81 82 83 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 62 80 61 76 61 80 63 84
TEMP 64 64 77 71 64 63 74 68 63 63 77 71 65 65 81 74
DEWPT 62 63 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 B1 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
MDZ011-132000-
BALTIMORE INNER HARBOR-BALTIMORE CITY MD
39.28N 76.61W ELEV. 20 FT
137 AM 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 67 87 67 85
TEMP 65 65 78 82 83 77 73 70 67 67 79 84 84 79 75 72 69 68 78 81 82 77
DEWPT 57 57 56 55 55 55 57 57 58 57 57 58 57 59 59 60 60 60 60 59 58 59
RH 75 75 47 40 38 47 57 63 73 70 47 41 40 50 58 66 73 76 54 47 44 54
WIND DIR NW S S S SE S S SW SW W S SE SE S S SE NE NE E E E SE
WIND SPD 1 1 2 5 5 4 3 2 2 2 2 3 4 2 2 2 2 2 4 5 6 5
CLOUDS FW FW FW FW SC FW FW SC SC FW SC SC SC SC FW SC SC SC SC SC B1 B1
POP 12HR 0 5 0 0 5
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
HEAT INDEX 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 61 60 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 S C C S S S
TSTMS S
WVZ052-132000-
MARTINSBURG AIRPORT-BERKELEY WV
39.41N 77.98W ELEV. 558 FT
137 AM 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 86 57 86 59 85
TEMP 56 58 76 83 83 74 68 63 60 62 77 84 84 75 68 65 61 62 76 82 81 74
DEWPT 52 53 53 52 51 53 55 55 55 55 56 54 53 55 57 57 56 57 58 57 55 56
RH 86 83 45 34 33 48 63 75 84 78 48 36 34 50 68 75 84 84 54 43 41 53
WIND DIR S S S S SE S S S SW NW N N NE NE E NE N N E SE E E
WIND SPD 2 1 2 3 3 4 4 2 2 2 2 3 3 2 2 1 2 2 3 5 5 5
CLOUDS FW CL CL FW FW SC SC B1 SC FW FW FW SC SC SC SC SC SC FW 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 81
MAX HEAT 82 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 58 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 B1 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
TSTMS S
VAZ506-132000-
WASHINGTON DULLES AIRPORT-LOUDOUN VA
38.96N 77.45W ELEV. 321 FT
137 AM 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 61 86 62 84
TEMP 58 59 76 82 82 74 68 65 62 62 76 84 83 77 71 66 64 64 76 82 80 74
DEWPT 55 57 58 58 57 59 59 59 58 60 62 60 60 61 61 62 60 62 64 62 61 61
RH 90 93 54 44 43 59 73 81 87 93 62 44 46 58 71 87 87 93 66 51 52 64
WIND DIR SW S SW S S S S S S SW N N NE E SE S E NE E E E SE
WIND SPD 2 1 2 3 5 5 5 4 3 2 2 2 3 3 2 2 2 2 3 5 6 5
CLOUDS CL CL CL FW FW FW FW SC SC SC SC SC SC SC SC SC SC SC SC 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 83 83 81
MAX HEAT 82 82 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 64 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 AM 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 57 84 59 83
TEMP 56 57 74 80 80 70 64 61 59 60 76 82 81 73 66 63 61 61 75 80 79 71
DEWPT 53 54 53 53 53 55 56 56 55 56 57 56 56 59 59 59 58 59 59 58 58 60
RH 90 90 48 39 39 59 75 84 87 87 52 41 42 62 78 87 90 93 58 47 49 68
WIND DIR W SW S SE SE SE W SW SW SW E NE SE SE S W NW N E E E E
WIND SPD 1 2 2 3 4 3 2 2 2 2 1 3 3 2 1 1 2 2 3 5 6 4
CLOUDS FW CL FW FW CL FW FW SC B1 FW SC SC SC SC SC SC SC 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 82 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 60 60 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
MDZ003-132000-
HAGERSTOWN AIRPORT-WASHINGTON MD
39.71N 77.73W ELEV. 705 FT
137 AM 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 86 60 86 61 85
TEMP 58 59 76 83 83 75 68 66 62 62 78 84 83 76 69 66 63 64 77 82 81 75
DEWPT 53 55 57 55 54 56 56 57 55 57 60 58 57 58 59 59 58 59 61 59 57 58
RH 83 87 52 38 37 52 65 73 78 84 54 41 41 54 70 78 84 84 58 46 44 55
WIND DIR SE S SW SW S S S S S N N N N NE NE NE NE NE E E E E
WIND SPD 2 2 3 4 4 4 4 3 2 2 2 3 4 4 2 3 3 3 4 5 5 5
CLOUDS CL FW FW FW FW SC B1 B1 SC FW FW SC SC SC SC SC 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 84 82 81
MAX HEAT 82 83 84 84 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 60 83 59 80 58 84 60 86
TEMP 64 63 80 73 63 61 76 70 62 61 80 73 63 63 83 74
DEWPT 60 60 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
TSTMS S
MDZ017-132000-
PATUXENT RIVER NAS MD
38.29N 76.41W ELEV. 39 FT
137 AM 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 79 61 81 64 79
TEMP 62 65 73 76 77 70 67 65 62 65 74 79 78 72 69 66 65 68 75 77 77 71
DEWPT 60 62 61 59 59 61 61 62 60 62 61 62 62 63 63 63 62 64 63 64 63 63
RH 93 90 66 56 54 73 81 90 93 90 64 56 58 73 81 90 90 87 66 64 62 76
WIND DIR N N NE E SE S S SW W W S SE SE S S S N NE NE E E E
WIND SPD 2 3 3 3 4 5 5 4 3 3 3 5 5 5 5 3 3 5 5 8 9 8
CLOUDS FW FW FW FW FW FW FW FW SC SC SC SC SC SC FW FW SC SC SC 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
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 SC B1 B1 B1 B1 B1 B2 B1 B1 SC SC SC FW SC SC SC
POP 12HR 20 20 40 40 30 20 5 5
RAIN SHWRS S S S C C C C C S S S
WVZ502-132000-
PETERSBURG WV
38.99N 79.15W ELEV. 963 FT
137 AM 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 86 56 86 56 86
TEMP 53 54 76 84 84 73 64 60 57 58 77 83 83 72 66 61 57 58 76 83 83 72
DEWPT 50 50 56 54 56 57 56 53 51 52 57 55 55 58 57 55 53 55 59 58 57 59
RH 89 86 50 36 38 57 75 78 80 80 50 38 38 61 73 81 86 90 56 43 41 64
WIND DIR S S S E NW N S S S S NE N N N W W W NW E E E SE
WIND SPD 2 2 2 2 2 2 2 2 2 2 2 3 3 2 2 2 2 1 2 4 5 3
CLOUDS FW FW FW FW FW SC B1 B1 SC FW FW SC FW SC SC FW SC SC FW SC SC SC
POP 12HR 5 0 0 0 0
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
HEAT INDEX 83
MAX HEAT 83 84 82 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 SC B1 B1 B1 B1 B1 SC B1 B1 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 AM 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 79 63 81 65 80
TEMP 63 64 73 77 78 73 69 67 65 66 74 79 79 75 71 69 67 68 74 78 78 73
DEWPT 60 60 59 59 58 60 62 61 60 60 61 62 61 63 64 64 63 63 64 63 61 63
RH 90 87 62 54 50 64 78 81 84 81 64 56 54 66 79 84 87 84 71 60 56 71
WIND DIR W W S SE S S S SW SW SW S S S S S S S NE E E E SE
WIND SPD 1 1 2 5 6 5 5 5 4 2 3 5 5 4 2 2 2 3 5 6 8 6
CLOUDS CL FW FW FW FW FW FW FW SC SC SC FW FW FW SC SC SC SC SC SC 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 B1 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
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