475
FOUS51 KLWX 162102
PFMLWX
POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
502 PM EDT THU APR 16 2026
VAZ054-170800-
REAGAN NATIONAL AIRPORT-ARLINGTON VA
38.86N 77.03W ELEV. 66 FT
502 PM EDT THU APR 16 2026
DATE 04/16/26 FRI 04/17/26 SAT 04/18/26 SUN
EDT 3HRLY 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
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 70 83 64 86 62
TEMP 85 80 75 71 72 76 81 81 76 71 66 64 66 75 83 84 76 70 67 62 62
DEWPT 51 55 57 58 59 57 54 52 53 55 55 56 57 58 56 54 55 56 55 55 49
RH 31 42 54 63 64 52 39 37 45 57 68 75 73 55 40 36 48 61 65 78 62
WIND DIR SW W NW W W NW NW NW N NE E E E SE S S SE SE S SW NW
WIND SPD 11 10 11 9 9 9 8 9 6 3 2 2 4 8 11 14 16 11 9 14 19
CLOUDS FW FW B2 B1 B1 SC FW FW FW FW FW FW FW SC SC SC B1 B1 B2 B2 OV
POP 12HR 30 30 0 5 60
QPF 12HR 0 0 0 0 0.06
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S C C S C C L L L
TSTMS S
HEAT INDEX 80 81
MAX HEAT 89 81 81 82 82 83
DATE 04/19 MON 04/20/26 TUE 04/21/26 WED 04/22/26 THU 04/23/26
EDT 6HRLY 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MAX/MIN 64 43 58 39 67 54 78 55 75
TEMP 58 56 47 44 54 52 43 42 61 62 56 57 74 71 60 57 71 68
DEWPT 39 31 28 25 18 16 19 22 24 31 37 43 44 43 44 43 40 40
PWIND DIR NW NW NW N SW SW W NW N
WIND CHAR BZ GN BZ LT LT GN GN LT LT
AVG CLOUDS B2 B2 SC FW CL SC FW CL FW FW FW FW B1 SC SC SC SC FW
POP 12HR 70 20 0 0 0 10 20 10 10
RAIN SHWRS L C S S
TSTMS S S
MDZ013-170800-
BALTIMORE/WASHINGTON AIRPORT-ANNE ARUNDEL MD
39.19N 76.67W ELEV. 154 FT
502 PM EDT THU APR 16 2026
DATE 04/16/26 FRI 04/17/26 SAT 04/18/26 SUN
EDT 3HRLY 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
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 67 81 60 81 58
TEMP 84 78 72 69 69 76 79 81 76 69 63 60 62 70 79 79 71 65 62 58 60
DEWPT 51 55 58 58 59 59 55 54 55 56 55 55 57 58 58 56 56 57 57 56 52
RH 32 45 61 68 70 56 44 39 48 63 75 84 84 66 49 45 59 75 84 93 75
WIND DIR SW W W W W NW NW NW N NE N NE E SE SE SE SE SE SE S NW
WIND SPD 5 4 5 4 4 5 5 5 2 2 1 2 2 5 10 10 9 5 4 5 10
CLOUDS SC B1 B2 B1 B1 SC SC FW SC FW FW FW SC SC SC SC B1 B1 B2 B2 B2
POP 12HR 30 30 0 5 50
QPF 12HR 0 0 0 0 0.06
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C S C S S C C C C D
TSTMS S
HEAT INDEX 81
MAX HEAT 90 81 81 80
DATE 04/19 MON 04/20/26 TUE 04/21/26 WED 04/22/26 THU 04/23/26
EDT 6HRLY 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MAX/MIN 64 40 55 37 64 52 75 51 73
TEMP 58 54 44 41 53 50 40 39 58 59 55 56 73 68 56 54 70 66
DEWPT 44 35 31 27 21 19 21 22 25 34 38 43 47 45 45 41 41 42
PWIND DIR NW NW NW N SW SW W NW N
WIND CHAR GN GN GN LT LT LT GN LT LT
AVG CLOUDS B2 B2 SC FW CL SC FW CL FW FW FW SC SC B1 SC SC SC FW
POP 12HR 80 20 0 0 0 10 20 10 10
RAIN SHWRS D L S S
TSTMS S
MDZ011-170800-
BALTIMORE INNER HARBOR-BALTIMORE CITY MD
39.28N 76.61W ELEV. 20 FT
502 PM EDT THU APR 16 2026
DATE 04/16/26 FRI 04/17/26 SAT 04/18/26 SUN
EDT 3HRLY 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
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 70 82 63 81 59
TEMP 84 80 73 71 71 76 79 80 76 71 66 64 63 71 77 79 72 66 64 60 60
DEWPT 51 53 57 58 57 55 52 50 52 53 54 54 55 55 53 53 53 54 54 53 48
RH 32 39 57 63 61 48 39 35 43 53 65 70 75 57 43 41 51 65 70 78 64
WIND DIR SW W NW W W NW NW NW N NE N NE E SE SE SE SE SE SE S NW
WIND SPD 4 4 4 3 3 4 5 5 2 1 1 1 2 5 9 10 8 5 3 5 9
CLOUDS SC SC B2 B2 B1 SC SC FW SC FW FW FW SC SC SC SC B1 B1 OV B2 OV
POP 12HR 30 30 0 5 60
QPF 12HR 0 0 0 0 0.08
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C S C S S C C L L D
TSTMS S
HEAT INDEX 80 80
MAX HEAT 90 82 80 80
DATE 04/19 MON 04/20/26 TUE 04/21/26 WED 04/22/26 THU 04/23/26
EDT 6HRLY 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MAX/MIN 64 42 56 38 64 54 74 53 73
TEMP 58 54 46 44 53 52 41 41 59 59 55 56 71 68 57 55 68 66
DEWPT 39 31 28 24 16 16 20 20 23 30 37 42 43 42 43 39 38 39
PWIND DIR NW NW NW N S SW W NW N
WIND CHAR GN LT GN LT LT LT LT LT LT
AVG CLOUDS B2 B2 SC FW CL SC FW FW FW FW FW SC SC SC SC SC SC FW
POP 12HR 80 20 0 0 0 10 20 10 10
RAIN SHWRS D L S S
TSTMS S
WVZ052-170800-
MARTINSBURG AIRPORT-BERKELEY WV
39.41N 77.98W ELEV. 558 FT
502 PM EDT THU APR 16 2026
DATE 04/16/26 FRI 04/17/26 SAT 04/18/26 SUN
EDT 3HRLY 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
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 63 81 57 85 55
TEMP 82 75 69 66 67 74 79 81 74 66 61 57 61 74 83 83 77 70 66 58 55
DEWPT 49 54 56 56 57 55 52 50 51 52 51 51 53 55 54 54 54 55 54 49 43
RH 32 48 63 70 70 51 39 34 44 61 70 80 75 51 37 37 45 59 65 72 64
WIND DIR W W W W W NW NW NW N N N N SE S S S SE SE S NW NW
WIND SPD 6 8 6 5 5 8 6 6 2 1 0 0 1 6 11 11 8 8 6 10 13
CLOUDS SC B1 B2 B1 SC FW FW FW FW SC FW SC SC SC B1 B1 B2 B2 B2 OV OV
POP 12HR 50 20 0 30 70
QPF 12HR 0.01 0 0 0 0.23
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C C C S C C L L L L L
DATE 04/19 MON 04/20/26 TUE 04/21/26 WED 04/22/26 THU 04/23/26
EDT 6HRLY 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MAX/MIN 61 36 55 31 67 49 76 49 73
TEMP 56 54 42 40 50 48 36 37 61 61 53 56 72 68 55 52 70 65
DEWPT 33 26 24 22 17 15 17 19 26 31 35 42 44 41 41 41 39 39
PWIND DIR NW NW NW NW S SW W NW NW
WIND CHAR BZ GN GN LT LT LT GN LT LT
AVG CLOUDS B2 B1 SC FW FW FW CL FW FW FW FW SC B1 SC SC SC FW SC
POP 12HR 60 20 0 0 0 10 20 10 20
RAIN SHWRS L C S S S
TSTMS S
VAZ506-170800-
WASHINGTON DULLES AIRPORT-LOUDOUN VA
38.96N 77.45W ELEV. 321 FT
502 PM EDT THU APR 16 2026
DATE 04/16/26 FRI 04/17/26 SAT 04/18/26 SUN
EDT 3HRLY 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
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 67 82 60 87 59
TEMP 84 77 72 69 69 76 80 82 76 69 63 61 63 76 85 85 79 72 67 61 59
DEWPT 51 55 59 59 60 59 56 54 55 56 56 56 57 59 57 56 56 57 59 57 51
RH 32 47 64 70 73 56 44 38 48 63 78 84 81 56 39 37 45 59 75 87 75
WIND DIR SW NW NW W W NW NW NW N N NE E SE S S S SE S S W NW
WIND SPD 8 6 6 5 5 5 6 5 3 2 2 2 2 5 10 10 10 8 6 10 13
CLOUDS FW SC B2 B2 SC SC FW FW FW FW FW SC SC SC SC SC B1 B2 B2 OV OV
POP 12HR 40 30 5 10 60
QPF 12HR 0 0 0 0 0.11
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S C C S C C L L L
HEAT INDEX 80
MAX HEAT 90 81 80 81 84 85
DATE 04/19 MON 04/20/26 TUE 04/21/26 WED 04/22/26 THU 04/23/26
EDT 6HRLY 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MAX/MIN 61 40 55 34 67 52 76 51 75
TEMP 56 55 45 41 53 50 38 38 60 62 55 56 74 70 57 54 71 68
DEWPT 42 32 31 27 20 18 21 22 27 33 37 44 48 45 46 44 43 43
PWIND DIR NW NW NW NW SW SW W NW N
WIND CHAR GN GN GN LT LT GN GN LT LT
AVG CLOUDS OV B1 SC FW FW SC CL CL FW FW FW SC B1 SC SC SC SC SC
POP 12HR 70 20 0 0 0 10 20 10 20
RAIN SHWRS L C S S S
TSTMS S
VAZ037-170800-
CHARLOTTESVILLE AIRPORT-ALBEMARLE VA
38.14N 78.45W ELEV. 640 FT
502 PM EDT THU APR 16 2026
DATE 04/16/26 FRI 04/17/26 SAT 04/18/26 SUN
EDT 3HRLY 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
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 63 85 59 88 62
TEMP 84 77 71 66 66 76 83 84 78 69 63 60 63 76 85 86 80 73 69 63 62
DEWPT 47 50 54 55 57 54 50 48 50 50 50 51 53 55 53 51 52 52 53 52 50
RH 28 39 55 68 73 46 32 29 37 51 62 72 70 48 33 30 38 48 57 67 65
WIND DIR SW W W SW SW NW NW NW N N NW NW N S S S S SW SW SW NW
WIND SPD 6 6 5 5 3 5 5 5 2 2 1 1 0 5 9 10 5 5 5 5 9
CLOUDS FW SC B2 B1 B1 SC FW FW FW FW SC SC FW FW FW SC B1 B2 B2 B2 B2
POP 12HR 40 30 0 10 50
QPF 12HR 0 0 0 0 0.06
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C C C S C C C C L
HEAT INDEX 80
MAX HEAT 89 80 81 82 83 85
DATE 04/19 MON 04/20/26 TUE 04/21/26 WED 04/22/26 THU 04/23/26
EDT 6HRLY 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MAX/MIN 66 38 60 34 69 50 81 53 78
TEMP 60 56 45 43 57 53 40 39 63 64 54 56 77 72 58 56 74 70
DEWPT 38 25 23 22 15 14 19 21 24 29 33 40 42 42 42 45 43 41
PWIND DIR NW NW NW NW S SW W NW E
WIND CHAR GN LT GN LT LT LT GN LT LT
AVG CLOUDS B2 B1 SC FW CL FW CL FW CL FW FW SC SC SC SC SC SC SC
POP 12HR 70 20 0 0 0 0 10 20 20
RAIN SHWRS L C S S S S
MDZ003-170800-
HAGERSTOWN AIRPORT-WASHINGTON MD
39.71N 77.73W ELEV. 705 FT
502 PM EDT THU APR 16 2026
DATE 04/16/26 FRI 04/17/26 SAT 04/18/26 SUN
EDT 3HRLY 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
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 63 79 57 83 54
TEMP 79 73 69 64 66 72 77 79 73 66 60 57 61 73 81 82 75 69 65 57 54
DEWPT 50 57 60 59 59 58 55 53 54 54 53 53 55 58 58 57 57 58 58 53 47
RH 36 57 73 84 78 61 47 41 51 65 78 86 81 59 46 43 54 68 78 86 77
WIND DIR W W W W W NW NW N N NE NE E SE S S S S SE S NW NW
WIND SPD 6 6 5 5 5 6 6 5 3 2 2 2 2 6 11 10 8 6 6 10 12
WIND GUST 20 23
CLOUDS FW B2 B2 SC FW FW FW FW FW SC FW SC SC SC B1 B1 B2 B2 B2 OV B2
POP 12HR 40 20 0 30 70
QPF 12HR 0 0 0 0 0.24
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C S S C C L L L L L
TSTMS S
HEAT INDEX 81 82
MAX HEAT 88 81 82
DATE 04/19 MON 04/20/26 TUE 04/21/26 WED 04/22/26 THU 04/23/26
EDT 6HRLY 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MAX/MIN 58 36 51 31 64 50 73 48 72
TEMP 54 52 41 38 50 47 35 36 59 59 53 56 71 66 52 51 68 65
DEWPT 37 30 28 24 20 17 18 19 28 33 38 44 46 44 42 40 42 42
PWIND DIR NW NW NW NW S SW W NW NW
WIND CHAR GN GN GN LT LT LT GN LT LT
AVG CLOUDS B2 B1 SC FW FW FW CL FW FW FW FW SC B1 SC FW FW FW SC
POP 12HR 60 20 0 0 0 20 20 10 20
RAIN SHWRS L C S S S S
MDZ017-170800-
PATUXENT RIVER NAS MD
38.29N 76.41W ELEV. 39 FT
502 PM EDT THU APR 16 2026
DATE 04/16/26 FRI 04/17/26 SAT 04/18/26 SUN
EDT 3HRLY 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
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 65 80 60 78 63
TEMP 82 77 73 68 68 74 78 77 69 66 62 60 62 71 75 74 67 66 66 63 65
DEWPT 54 55 56 58 59 59 58 57 57 57 56 56 57 59 58 58 57 57 57 56 55
RH 38 47 55 70 73 59 50 50 66 73 81 87 84 66 55 57 70 73 73 78 70
WIND DIR SW SW W W W NW NW N N SE SW NE E SE SE SE SE S S S W
WIND SPD 6 6 5 4 4 5 5 4 2 2 2 2 2 5 10 11 10 10 9 10 11
CLOUDS FW SC SC B2 SC B1 SC FW FW FW FW FW FW FW SC SC SC B2 B2 B2 B2
POP 12HR 20 40 0 0 40
QPF 12HR 0 0 0 0 0.03
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S S C C S S C C D
TSTMS S S
DATE 04/19 MON 04/20/26 TUE 04/21/26 WED 04/22/26 THU 04/23/26
EDT 6HRLY 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MAX/MIN 69 44 60 41 65 54 76 54 72
TEMP 61 54 48 46 57 53 46 44 60 59 59 59 74 68 60 57 70 65
DEWPT 47 39 35 30 25 25 25 26 28 38 40 44 49 50 49 48 45 47
PWIND DIR NW NW NW N S S W NW NE
WIND CHAR GN GN GN LT LT GN GN LT LT
AVG CLOUDS B2 B2 B1 FW CL FW FW CL CL FW FW FW SC SC SC SC SC FW
POP 12HR 80 30 5 0 0 5 10 20 10
RAIN SHWRS D L C S
TSTMS S
WVZ502-170800-
PETERSBURG WV
38.99N 79.15W ELEV. 963 FT
502 PM EDT THU APR 16 2026
DATE 04/16/26 FRI 04/17/26 SAT 04/18/26 SUN
EDT 3HRLY 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
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 59 81 55 88 51
TEMP 80 71 65 61 61 72 79 81 74 64 58 55 58 76 86 86 77 70 66 54 51
DEWPT 51 57 58 56 57 54 52 51 51 52 51 50 51 54 53 54 57 56 55 49 43
RH 36 61 78 84 87 53 39 35 44 65 77 83 77 46 32 34 50 61 68 83 74
WIND DIR E E SE SE SE NW NW NW N SW SW SW S S SW SW SW SW SW NW NW
WIND SPD 5 4 2 2 2 4 5 5 2 1 1 1 2 4 8 8 5 4 4 5 8
WIND GUST 18
CLOUDS SC B2 B1 B1 SC FW FW FW FW FW SC SC SC SC B1 B1 B2 B2 B2 B2 B2
POP 12HR 60 20 0 30 70
QPF 12HR 0.02 0 0 0.02 0.14
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S C C C S C C L L L L C
TSTMS S S
HEAT INDEX 80
MAX HEAT 88 80 84 85
DATE 04/19 MON 04/20/26 TUE 04/21/26 WED 04/22/26 THU 04/23/26
EDT 6HRLY 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MAX/MIN 60 33 55 30 73 51 76 48 76
TEMP 56 52 41 35 52 48 35 35 68 66 56 55 74 68 54 51 73 67
DEWPT 31 27 25 22 18 18 21 20 31 36 40 43 46 45 45 43 41 42
PWIND DIR NW NW NW W SW SW W W NW
WIND CHAR GN GN GN LT LT LT GN LT LT
AVG CLOUDS B2 B1 SC SC FW FW CL FW FW FW FW SC SC SC SC SC SC SC
POP 12HR 50 20 0 0 0 10 20 20 20
RAIN SHWRS C C S S S S
TSTMS S
MDZ014-170800-
ANNAPOLIS MD
38.99N 76.49W ELEV. 7 FT
502 PM EDT THU APR 16 2026
DATE 04/16/26 FRI 04/17/26 SAT 04/18/26 SUN
EDT 3HRLY 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
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 67 78 60 76 60
TEMP 77 75 72 69 68 72 75 77 73 66 62 60 62 66 71 74 68 64 62 60 61
DEWPT 55 55 56 58 58 57 55 55 56 56 55 56 55 56 57 56 56 56 55 54 52
RH 47 50 57 68 70 59 50 47 55 70 78 87 78 70 61 53 65 75 78 81 72
WIND DIR S W NW W W NW NW NW N NE N NE E SE SE S SE SE S S NW
WIND SPD 6 5 4 3 3 5 5 5 2 1 1 1 2 5 10 11 10 8 5 5 9
CLOUDS FW SC B1 B1 B1 SC SC FW SC FW FW FW SC SC SC SC B1 B2 B2 B2 B2
POP 12HR 30 30 0 5 50
QPF 12HR 0 0 0 0 0.06
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C S C C C C C C D
TSTMS S S
DATE 04/19 MON 04/20/26 TUE 04/21/26 WED 04/22/26 THU 04/23/26
EDT 6HRLY 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MAX/MIN 63 43 56 39 61 52 73 53 70
TEMP 56 54 46 44 51 52 43 42 54 57 54 57 68 67 57 55 65 64
DEWPT 43 37 32 28 22 22 23 24 27 36 40 43 46 46 46 43 42 44
PWIND DIR NW NW NW N S SW W NW N
WIND CHAR GN GN GN LT LT LT LT LT LT
AVG CLOUDS B2 B2 SC FW CL SC FW CL FW FW FW SC SC SC SC SC SC FW
POP 12HR 80 20 0 0 0 10 20 10 10
RAIN SHWRS D L S S
TSTMS S S
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