824
FOUS51 KLWX 130902
PFMLWX
POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
502 AM EDT MON APR 13 2026
VAZ054-132000-
REAGAN NATIONAL AIRPORT-ARLINGTON VA
38.86N 77.03W ELEV. 66 FT
502 AM EDT MON APR 13 2026
DATE MON 04/13/26 TUE 04/14/26 WED 04/15/26
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 64 88 69 92
TEMP 66 76 80 81 76 72 68 64 67 80 87 88 81 76 73 70 72 85 90 92 85
DEWPT 53 50 47 48 49 50 51 51 52 51 49 48 51 54 53 55 56 56 54 52 51
RH 63 40 31 32 39 46 54 63 59 36 27 25 35 46 49 59 57 37 30 26 31
WIND DIR SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW
WIND SPD 12 17 17 16 12 9 6 6 6 9 12 14 12 9 8 6 6 9 10 11 10
WIND GUST 27 31 28 23 26
CLOUDS B1 B1 B2 B1 B1 FW SC SC SC SC SC SC SC SC SC SC SC SC SC SC B1
POP 12HR 20 5 10 10 10
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S S
HEAT INDEX 80
MAX HEAT 80 84 85 88 90
DATE THU 04/16/26 FRI 04/17/26 SAT 04/18/26 SUN 04/19/26
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 70 90 70 87 65 89 64 78
TEMP 75 71 87 85 74 71 84 81 69 67 86 82 71 66 73 68
DEWPT 52 57 54 52 54 57 52 51 53 55 54 54 55 54 46 40
PWIND DIR SW SW W NW N S S W
WIND CHAR LT GN GN GN LT GN GN GN
AVG CLOUDS B1 B1 B1 B1 B1 B1 SC FW FW SC SC B1 B1 B1 B1 B1
POP 12HR 10 0 20 20 0 10 30 40
RAIN SHWRS S S S C S C C
MDZ013-132000-
BALTIMORE/WASHINGTON AIRPORT-ANNE ARUNDEL MD
39.19N 76.67W ELEV. 154 FT
502 AM EDT MON APR 13 2026
DATE MON 04/13/26 TUE 04/14/26 WED 04/15/26
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 61 89 66 92
TEMP 64 77 82 81 76 69 64 61 64 80 87 88 79 74 69 67 68 82 89 91 80
DEWPT 54 54 50 49 52 53 53 53 53 54 52 51 53 55 56 56 57 59 56 55 54
RH 70 45 33 33 43 57 67 75 67 41 30 28 41 51 63 68 68 46 33 30 41
WIND DIR SW SW SW SW SW W W SW SW SW SW SW SW SW W SW SW SW SW SW S
WIND SPD 11 17 17 16 9 5 4 3 6 9 11 12 8 5 4 4 5 9 10 10 5
WIND GUST 27 31 28 23
CLOUDS B2 B1 B2 B1 SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC B1
POP 12HR 20 5 10 10 20
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S S S S S
HEAT INDEX 80 82 80
MAX HEAT 81 81 85 86 87 90
DATE THU 04/16/26 FRI 04/17/26 SAT 04/18/26 SUN 04/19/26
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 89 67 85 62 86 60 77
TEMP 73 68 87 82 71 68 82 78 65 63 83 77 66 64 72 67
DEWPT 53 58 56 54 55 56 54 52 54 54 56 56 56 54 48 43
PWIND DIR SW SW W W N S S W
WIND CHAR LT LT LT LT LT LT LT GN
AVG CLOUDS B1 B1 B1 B1 B1 B1 SC SC FW SC SC B1 B2 B2 B1 B1
POP 12HR 20 5 20 20 0 10 30 40
RAIN SHWRS S S S S C S C C
MDZ011-132000-
BALTIMORE INNER HARBOR-BALTIMORE CITY MD
39.28N 76.61W ELEV. 20 FT
502 AM EDT MON APR 13 2026
DATE MON 04/13/26 TUE 04/14/26 WED 04/15/26
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 80 64 87 68 90
TEMP 64 76 80 80 76 71 67 64 66 80 86 87 80 74 71 68 70 82 89 90 83
DEWPT 51 49 46 47 49 50 52 52 51 51 49 48 50 53 54 54 55 55 53 51 52
RH 63 39 30 31 39 47 59 65 58 36 28 26 35 48 55 61 59 40 29 26 34
WIND DIR SW SW SW SW SW W W W SW SW SW SW SW SW W SW SW SW SW SW S
WIND SPD 9 16 17 16 9 5 4 3 6 9 11 12 8 5 4 4 5 10 10 11 5
WIND GUST 31 28 23
CLOUDS B2 B2 B2 B1 SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC B1
POP 12HR 30 5 10 10 20
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C S S S S
HEAT INDEX 80 80
MAX HEAT 83 84 87 87
DATE THU 04/16/26 FRI 04/17/26 SAT 04/18/26 SUN 04/19/26
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 69 88 69 84 64 85 63 75
TEMP 74 69 85 82 73 69 81 78 67 65 82 78 68 64 71 67
DEWPT 52 56 53 51 54 55 51 50 52 53 52 53 54 51 46 41
PWIND DIR W SW W W N S S W
WIND CHAR LT LT LT LT LT LT LT GN
AVG CLOUDS B1 B1 B1 B1 B1 B1 SC SC FW SC SC B1 B2 B2 B1 B1
POP 12HR 20 5 20 20 0 10 30 40
RAIN SHWRS S S S S S C S C C
WVZ052-132000-
MARTINSBURG AIRPORT-BERKELEY WV
39.41N 77.98W ELEV. 558 FT
502 AM EDT MON APR 13 2026
DATE MON 04/13/26 TUE 04/14/26 WED 04/15/26
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 76 59 87 65 91
TEMP 64 72 74 76 70 65 62 59 63 78 84 87 78 71 69 66 68 84 89 90 80
DEWPT 47 46 49 50 49 51 50 49 51 50 52 53 52 54 55 55 56 56 54 52 51
RH 54 39 41 40 47 60 65 69 65 37 33 31 40 55 61 68 65 38 30 27 36
WIND DIR S SW SW SW W W SW SW SW SW SW SW SW SW SW SW SW W SW SW SW
WIND SPD 9 16 16 16 9 6 4 4 6 11 12 13 8 5 4 4 6 11 11 11 5
WIND GUST 28 28 23 25
CLOUDS B2 B2 B2 SC FW FW SC SC SC SC B1 B1 SC SC SC SC SC SC SC SC SC
POP 12HR 40 5 30 20 20
QPF 12HR 0.01 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S C S S S C C S S S S
HEAT INDEX 80
MAX HEAT 82 85 87 89
DATE THU 04/16/26 FRI 04/17/26 SAT 04/18/26 SUN 04/19/26
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 63 89 63 84 58 88 60 75
TEMP 67 66 87 81 69 65 81 78 62 61 85 80 69 63 72 65
DEWPT 52 56 51 52 52 55 50 48 51 52 52 52 52 48 43 38
PWIND DIR SW SW W NW NW S SW W
WIND CHAR LT LT LT LT LT LT GN GN
AVG CLOUDS SC B1 B1 B1 SC B2 SC FW FW SC B1 B1 B1 B2 B2 B1
POP 12HR 10 10 20 20 0 20 40 40
RAIN SHWRS S S S S C C C C
VAZ506-132000-
WASHINGTON DULLES AIRPORT-LOUDOUN VA
38.96N 77.45W ELEV. 321 FT
502 AM EDT MON APR 13 2026
DATE MON 04/13/26 TUE 04/14/26 WED 04/15/26
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 89 65 93
TEMP 64 75 76 79 73 68 64 61 65 81 87 89 81 73 69 66 68 85 91 93 84
DEWPT 53 51 50 51 52 53 53 53 54 54 53 53 55 56 57 57 58 58 56 54 53
RH 67 43 40 38 48 59 67 75 68 39 31 29 41 55 66 73 70 40 31 27 34
WIND DIR S SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW
WIND SPD 13 17 17 16 9 5 4 3 6 9 11 13 9 5 4 3 6 9 10 11 6
WIND GUST 27 31 28 25
CLOUDS B1 B1 B2 B2 SC FW SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC
POP 12HR 30 5 20 10 20
QPF 12HR 0.03 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C S S S S S
HEAT INDEX 81 81
MAX HEAT 85 87 89 91
DATE THU 04/16/26 FRI 04/17/26 SAT 04/18/26 SUN 04/19/26
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 67 92 67 87 62 90 63 78
TEMP 73 69 90 85 72 68 84 80 67 64 87 83 71 65 73 68
DEWPT 54 59 55 54 55 57 54 52 55 55 55 54 56 54 47 41
PWIND DIR SW SW W NW N S S W
WIND CHAR LT LT LT LT LT LT GN GN
AVG CLOUDS B1 B1 B1 B1 B1 B2 SC FW FW SC B1 B1 B1 B1 B2 B1
POP 12HR 10 5 20 20 0 20 30 40
RAIN SHWRS S S S S S C S C C
VAZ037-132000-
CHARLOTTESVILLE AIRPORT-ALBEMARLE VA
38.14N 78.45W ELEV. 640 FT
502 AM EDT MON APR 13 2026
DATE MON 04/13/26 TUE 04/14/26 WED 04/15/26
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 59 90 63 95
TEMP 65 75 80 80 74 69 64 59 63 80 88 90 82 74 68 64 66 86 94 94 86
DEWPT 49 47 45 46 46 46 47 48 49 48 48 50 49 50 50 52 54 53 51 48 47
RH 56 37 29 30 37 44 54 67 60 33 25 25 32 43 52 65 65 32 23 21 26
WIND DIR S SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW W SW SW SW
WIND SPD 11 14 14 14 9 4 4 3 6 9 11 12 8 5 4 3 6 8 10 11 6
WIND GUST 26 26 23
CLOUDS SC B2 B2 B2 SC FW SC FW SC SC SC SC FW SC SC SC SC SC SC SC SC
POP 12HR 20 5 20 5 10
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S S S S
DATE THU 04/16/26 FRI 04/17/26 SAT 04/18/26 SUN 04/19/26
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 65 90 64 88 60 90 63 79
TEMP 72 68 89 84 71 66 86 80 66 64 88 84 71 66 75 69
DEWPT 47 53 49 48 50 53 48 47 49 51 50 49 50 51 44 37
PWIND DIR SW SW W W NW SW SW W
WIND CHAR LT GN LT LT LT LT LT GN
AVG CLOUDS SC B1 B1 B1 SC B1 FW FW FW SC SC B1 B1 B1 B1 B1
POP 12HR 5 0 10 10 0 10 20 40
RAIN SHWRS S C C
MDZ003-132000-
HAGERSTOWN AIRPORT-WASHINGTON MD
39.71N 77.73W ELEV. 705 FT
502 AM EDT MON APR 13 2026
DATE MON 04/13/26 TUE 04/14/26 WED 04/15/26
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 76 59 85 64 89
TEMP 64 71 75 76 70 65 61 59 62 75 83 84 76 70 66 64 67 80 87 88 80
DEWPT 51 49 52 53 53 54 54 53 54 55 55 56 55 57 57 57 58 60 58 55 55
RH 63 46 45 45 55 68 78 80 75 50 38 38 48 63 73 78 73 51 38 33 42
WIND DIR S SW SW W W SW SW S S SW SW SW SW SW SW S SW SW SW SW SW
WIND SPD 11 17 17 16 10 5 4 4 8 11 13 14 8 5 5 4 9 12 12 12 6
WIND GUST 27 31 28 25 26 23 23
CLOUDS B1 B2 B2 SC SC SC SC SC SC SC B1 B1 SC SC SC SC B1 SC SC SC SC
POP 12HR 40 5 30 20 20
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S C S S C C S S S S S
HEAT INDEX 81 80
MAX HEAT 82 84 86 87
DATE THU 04/16/26 FRI 04/17/26 SAT 04/18/26 SUN 04/19/26
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 88 64 82 60 87 59 73
TEMP 68 67 86 81 69 66 80 76 63 62 84 81 68 62 68 62
DEWPT 55 59 55 54 55 57 54 51 54 54 56 55 55 51 46 40
PWIND DIR SW SW W W N S S W
WIND CHAR LT LT LT LT LT LT GN GN
AVG CLOUDS SC B1 B1 B1 SC B2 FW FW FW SC SC B1 B2 B2 B1 B1
POP 12HR 20 10 20 20 0 30 40 40
RAIN SHWRS S S S S C C C C C
MDZ017-132000-
PATUXENT RIVER NAS MD
38.29N 76.41W ELEV. 39 FT
502 AM EDT MON APR 13 2026
DATE MON 04/13/26 TUE 04/14/26 WED 04/15/26
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 62 91 65 94
TEMP 66 76 84 84 74 69 66 63 65 82 90 90 79 74 71 66 68 82 94 89 83
DEWPT 55 54 51 51 51 51 52 51 51 52 52 51 52 53 52 52 53 56 57 55 53
RH 68 46 32 32 44 53 61 65 60 35 27 26 39 48 51 61 59 41 29 32 36
WIND DIR SW SW SW SW SW SW SW SW SW SW S S SW SW SW SW SW SW S S S
WIND SPD 14 17 17 13 9 8 8 6 9 9 11 11 9 8 8 6 9 9 10 9 8
WIND GUST 27 31 25
CLOUDS B1 B1 B1 B1 SC FW FW SC SC SC SC SC FW SC SC SC FW SC SC SC SC
POP 12HR 10 5 5 5 5
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
HEAT INDEX 82
MAX HEAT 82 83 87 88 93 93
DATE THU 04/16/26 FRI 04/17/26 SAT 04/18/26 SUN 04/19/26
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 86 66 83 61 82 62 79
TEMP 73 68 84 77 71 67 79 73 64 63 79 72 69 66 73 68
DEWPT 53 56 56 56 56 56 55 55 54 55 57 57 58 56 52 46
PWIND DIR SW S SW W E SE S W
WIND CHAR GN LT GN LT LT LT GN GN
AVG CLOUDS SC B1 B1 B1 B1 SC SC FW FW SC SC SC B1 B1 B1 B1
POP 12HR 10 0 10 20 0 10 20 40
RAIN SHWRS S S S S C
WVZ502-132000-
PETERSBURG WV
38.99N 79.15W ELEV. 963 FT
502 AM EDT MON APR 13 2026
DATE MON 04/13/26 TUE 04/14/26 WED 04/15/26
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 76 58 88 62 92
TEMP 71 74 76 75 70 63 59 58 61 78 85 88 78 67 64 62 65 78 91 90 81
DEWPT 43 48 52 52 51 50 49 47 48 53 55 56 54 55 55 55 54 56 54 52 52
RH 36 40 43 45 51 62 69 67 62 42 36 34 43 65 73 78 68 47 29 27 37
WIND DIR SW SW W W SW SW SW SW S W W W SW SW SW SW SW W W W W
WIND SPD 8 11 13 12 6 4 4 4 6 10 11 12 6 4 4 5 8 10 10 10 6
WIND GUST 25 23 23
CLOUDS B2 OV B2 B1 SC FW SC SC SC SC B1 B1 SC SC SC SC SC SC SC SC SC
POP 12HR 40 5 30 20 20
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C C S S S C C S S S S
DATE THU 04/16/26 FRI 04/17/26 SAT 04/18/26 SUN 04/19/26
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 89 60 86 57 92 56 74
TEMP 66 64 87 81 66 62 84 78 62 59 89 83 69 60 71 63
DEWPT 50 54 51 52 54 55 52 50 51 51 52 55 53 50 44 38
PWIND DIR SW SW W W SW SW SW W
WIND CHAR LT LT LT LT LT LT LT GN
AVG CLOUDS B1 B1 B1 B1 SC B1 SC FW FW SC SC B1 B2 B2 B1 B1
POP 12HR 5 10 20 20 0 30 40 40
RAIN SHWRS S S S C C C C C
MDZ014-132000-
ANNAPOLIS MD
38.99N 76.49W ELEV. 7 FT
502 AM EDT MON APR 13 2026
DATE MON 04/13/26 TUE 04/14/26 WED 04/15/26
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 61 82 65 85
TEMP 63 73 78 77 73 68 64 61 64 75 81 81 76 69 68 65 67 76 85 83 79
DEWPT 53 51 49 51 51 51 51 52 51 51 51 52 52 53 54 54 54 56 55 54 54
RH 70 46 36 40 46 54 63 72 63 43 35 37 43 57 61 68 63 50 36 37 42
WIND DIR S SW SW SW SW SW SW SW SW S S S SW SW SW SW SW SW S S S
WIND SPD 12 16 17 14 10 6 4 4 6 9 12 13 9 6 5 4 8 9 11 11 8
WIND GUST 31 26 23 25
CLOUDS B1 B1 B1 B1 SC FW FW B1 SC SC SC SC SC SC SC SC SC SC SC SC B1
POP 12HR 20 5 10 10 10
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S
DATE THU 04/16/26 FRI 04/17/26 SAT 04/18/26 SUN 04/19/26
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 83 66 80 62 79 60 74
TEMP 73 66 78 77 69 68 77 74 64 63 76 73 66 64 70 67
DEWPT 52 56 56 54 54 55 54 53 54 54 56 56 55 53 49 45
PWIND DIR SW S SW W N SE S W
WIND CHAR LT LT LT LT LT LT LT GN
AVG CLOUDS B1 B1 B1 B1 B1 B1 SC SC FW SC SC SC B1 B2 B1 B1
POP 12HR 10 5 20 20 0 10 30 40
RAIN SHWRS S S C S C C
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