873
FOUS51 KLWX 181438
PFMLWX
POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
1038 AM EDT FRI APR 18 2025
VAZ054-182000-
REAGAN NATIONAL AIRPORT-ARLINGTON VA
38.86N 77.03W ELEV. 66 FT
1038 AM EDT FRI APR 18 2025
DATE FRI 04/18/25 SAT 04/19/25 SUN 04/20/25
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 80 67 86 66 77
TEMP 65 76 80 74 70 68 67 68 76 83 86 81 76 71 68 66 69 74 75 68
DEWPT 46 45 46 48 49 49 53 54 55 56 57 56 57 57 54 49 44 42 41 42
RH 50 33 30 40 47 51 61 61 48 40 37 42 52 61 61 54 40 32 29 39
WIND DIR S S S S S S S SW SW SW SW SW W NW NW N N N NE E
WIND SPD 12 16 20 13 13 13 14 14 14 14 16 12 10 10 10 10 10 8 8 8
WIND GUST 26 32 24 25 25 25 26 25
CLOUDS SC B1 SC SC SC SC B1 B2 B1 B1 B1 B1 B1 B2 OV OV B2 B2 B2 B2
POP 12HR 0 0 0 5 5
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
HEAT INDEX 81
MAX HEAT 82 85
DATE MON 04/21/25 TUE 04/22/25 WED 04/23/25 THU 04/24/25
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 77 64 82 58 80 59 81
TEMP 60 59 71 69 66 64 78 73 62 59 75 70 61 60 76 71
DEWPT 44 43 48 53 55 54 47 46 45 44 44 47 49 50 51 53
PWIND DIR E SE S W NW S SE S
WIND CHAR LT GN GN GN LT LT LT LT
AVG CLOUDS B2 B2 B2 B1 B2 B2 SC SC SC SC SC SC SC B1 B1 B1
POP 12HR 10 5 40 20 5 5 10 30
RAIN SHWRS C C S C
TSTMS S
MDZ013-182000-
BALTIMORE/WASHINGTON AIRPORT-ANNE ARUNDEL MD
39.19N 76.67W ELEV. 154 FT
1038 AM EDT FRI APR 18 2025
DATE FRI 04/18/25 SAT 04/19/25 SUN 04/20/25
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 76 64 84 62 72
TEMP 66 73 76 70 67 66 64 66 74 82 84 80 74 69 64 62 66 70 71 65
DEWPT 46 47 47 49 51 50 53 55 56 57 57 58 59 58 53 47 42 39 38 41
RH 48 40 36 47 56 56 67 68 53 43 40 47 59 68 67 58 42 32 30 41
WIND DIR S S S S S SW SW SW SW SW SW SW W NW NW N N N N NE
WIND SPD 11 14 17 11 9 9 10 10 10 12 11 8 5 5 5 6 6 6 6 4
WIND GUST 21 25 32 26 24 20 20 21 23 24 23 16
CLOUDS SC B1 SC SC SC SC B1 B2 B2 B2 B1 B1 B1 B2 OV OV B2 B1 B2 B2
POP 12HR 0 0 5 10 5
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
HEAT INDEX 82 81
MAX HEAT 82 83
DATE MON 04/21/25 TUE 04/22/25 WED 04/23/25 THU 04/24/25
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 54 72 59 78 54 77 54 77
TEMP 56 55 66 64 61 62 75 69 58 55 72 66 57 57 73 66
DEWPT 44 40 45 52 55 54 49 46 44 43 44 47 49 49 51 51
PWIND DIR E SE S W NW E SE SE
WIND CHAR LT LT LT GN LT LT LT LT
AVG CLOUDS B2 B2 B2 B1 B2 B2 SC SC SC SC SC SC SC B1 B1 B1
POP 12HR 10 5 40 10 5 5 10 20
RAIN SHWRS C C S
TSTMS S
MDZ011-182000-
BALTIMORE INNER HARBOR-BALTIMORE CITY MD
39.28N 76.61W ELEV. 20 FT
1038 AM EDT FRI APR 18 2025
DATE FRI 04/18/25 SAT 04/19/25 SUN 04/20/25
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 66 86 64 75
TEMP 62 73 78 71 70 67 66 68 76 83 85 81 76 71 66 64 67 72 73 66
DEWPT 44 43 45 47 49 49 52 53 54 55 56 56 57 56 52 45 41 38 37 39
RH 52 34 31 42 47 52 61 59 46 38 37 42 52 59 61 50 39 29 27 37
WIND DIR S S S S S S SW SW SW SW SW SW W NW NW N N N N NE
WIND SPD 10 13 17 11 8 6 8 9 10 11 11 6 5 5 5 5 5 6 5 3
WIND GUST 21 26 33 27 24 20 20 21 23 25 23 17 16 16
CLOUDS SC B1 SC SC SC SC B1 B2 B2 B2 B1 B1 B1 B2 OV B2 B2 B1 B2 B2
POP 12HR 0 0 5 10 5
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
HEAT INDEX 81
MAX HEAT 82 85
DATE MON 04/21/25 TUE 04/22/25 WED 04/23/25 THU 04/24/25
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 57 74 62 80 56 79 58 78
TEMP 59 57 68 67 64 63 76 71 61 57 73 70 61 58 74 70
DEWPT 41 39 43 50 54 52 46 43 43 42 42 45 48 48 48 50
PWIND DIR E SE S W NW SW SE SE
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS B2 B2 B2 B1 B2 B2 SC SC SC SC SC SC SC B1 B1 B1
POP 12HR 10 5 40 10 5 5 10 20
RAIN SHWRS C C S
TSTMS S
WVZ052-182000-
MARTINSBURG AIRPORT-BERKELEY WV
39.41N 77.98W ELEV. 558 FT
1038 AM EDT FRI APR 18 2025
DATE FRI 04/18/25 SAT 04/19/25 SUN 04/20/25
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 85 59 72
TEMP 64 76 79 73 68 64 62 65 73 82 85 79 71 66 62 60 63 70 70 64
DEWPT 41 41 42 44 46 48 50 50 53 56 54 54 55 54 51 47 41 39 38 41
RH 43 28 27 35 45 56 65 58 49 41 35 42 57 65 67 62 44 32 31 43
WIND DIR S S S S S S S S SW SW W W W NW NW N N N NE E
WIND SPD 11 17 18 13 11 10 9 9 10 11 11 9 6 6 8 9 6 6 6 4
WIND GUST 21 28 31 27 21 21
CLOUDS B1 SC SC SC SC SC OV OV B2 B1 B1 B1 B1 B2 OV B2 B2 B2 B1 B2
POP 12HR 0 0 10 10 5
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
HEAT INDEX 82
MAX HEAT 82 83
DATE MON 04/21/25 TUE 04/22/25 WED 04/23/25 THU 04/24/25
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 53 75 57 76 49 77 53 78
TEMP 55 54 69 69 62 61 73 66 54 53 71 68 57 57 74 68
DEWPT 42 42 48 52 53 51 44 42 42 43 44 47 48 48 50 52
PWIND DIR E SE SW W NW S SE S
WIND CHAR LT GN LT GN LT LT LT LT
AVG CLOUDS B2 B2 B2 B1 B2 B1 SC FW FW SC SC SC SC B1 B1 B1
POP 12HR 10 20 40 10 0 5 10 30
RAIN SHWRS S C C
TSTMS S
VAZ506-182000-
WASHINGTON DULLES AIRPORT-LOUDOUN VA
38.96N 77.45W ELEV. 321 FT
1038 AM EDT FRI APR 18 2025
DATE FRI 04/18/25 SAT 04/19/25 SUN 04/20/25
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 80 64 85 62 74
TEMP 65 75 79 75 70 67 65 66 74 82 85 80 74 69 64 62 66 72 73 67
DEWPT 44 46 47 48 50 51 54 55 57 58 59 59 58 59 55 51 45 43 43 45
RH 46 36 32 38 49 56 68 68 55 44 41 49 57 70 73 67 47 35 34 45
WIND DIR S S S S S S S SW SW SW SW SW W NW NW N N N N NE
WIND SPD 13 17 19 13 13 12 12 12 12 13 12 9 6 5 6 8 8 6 6 5
WIND GUST 24 28 36 31 24 23 23 24 23
CLOUDS B1 B1 SC SC SC SC B1 OV B2 B2 B1 B1 B1 B2 OV OV B2 B2 B2 B2
POP 12HR 0 0 5 5 5
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
HEAT INDEX 82 85 81
MAX HEAT 82 85
DATE MON 04/21/25 TUE 04/22/25 WED 04/23/25 THU 04/24/25
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 55 77 60 79 53 79 56 79
TEMP 57 57 70 69 63 63 76 70 58 56 74 70 59 58 76 70
DEWPT 44 44 50 55 56 56 49 47 46 45 46 50 51 51 53 55
PWIND DIR E SE SW W NW W S S
WIND CHAR LT GN LT GN LT LT LT LT
AVG CLOUDS B2 B2 B2 B1 B2 B2 SC SC SC SC SC SC SC B1 B1 B1
POP 12HR 10 10 40 10 5 5 10 30
RAIN SHWRS C S C
TSTMS S
VAZ037-182000-
CHARLOTTESVILLE AIRPORT-ALBEMARLE VA
38.14N 78.45W ELEV. 640 FT
1038 AM EDT FRI APR 18 2025
DATE FRI 04/18/25 SAT 04/19/25 SUN 04/20/25
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 80 61 85 63 80
TEMP 63 75 80 75 68 64 62 64 73 81 84 80 73 69 65 64 72 77 76 70
DEWPT 42 43 44 45 46 47 50 52 53 54 54 54 52 52 52 53 53 51 50 49
RH 46 32 28 34 45 54 65 65 49 39 36 41 48 55 63 67 51 40 40 47
WIND DIR S S S S SW S S S S SW SW SW SW W NW N NE E E E
WIND SPD 10 13 17 12 11 10 10 10 10 11 12 10 6 4 3 3 5 5 6 5
WIND GUST 20 24 29 23 23 23 20 20 23 21 23
CLOUDS B1 SC FW SC FW SC B2 B2 B1 B1 B1 B1 B1 B2 B2 B2 B2 B2 B2 B2
POP 12HR 0 0 0 0 10
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
HEAT INDEX 81 80
MAX HEAT 81 83
DATE MON 04/21/25 TUE 04/22/25 WED 04/23/25 THU 04/24/25
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 80 60 81 53 80 56 79
TEMP 61 59 74 73 66 64 78 71 58 58 76 71 60 60 75 71
DEWPT 47 46 51 51 52 52 46 44 43 44 45 46 48 51 52 51
PWIND DIR E S SW W NW SE SE S
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS B2 OV B2 B1 B1 B2 B1 SC SC SC SC SC SC B1 B1 B1
POP 12HR 10 10 20 20 5 10 10 30
RAIN SHWRS S S S C
TSTMS C
MDZ003-182000-
HAGERSTOWN AIRPORT-WASHINGTON MD
39.71N 77.73W ELEV. 705 FT
1038 AM EDT FRI APR 18 2025
DATE FRI 04/18/25 SAT 04/19/25 SUN 04/20/25
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 84 58 71
TEMP 63 73 77 72 67 64 62 64 73 81 84 78 70 65 60 58 62 68 69 63
DEWPT 41 44 45 47 48 49 52 52 57 59 58 57 58 56 51 45 41 39 38 41
RH 44 35 32 41 50 58 70 65 57 47 41 48 66 73 72 62 46 34 32 44
WIND DIR S S S S S S S S SW SW W W NW NW NW N N N N NE
WIND SPD 12 14 18 13 11 10 9 9 10 11 11 8 8 6 8 8 6 6 5 4
WIND GUST 26 31 27 23 23 23
CLOUDS B1 SC SC SC SC SC OV OV B2 B1 B1 B1 B1 B2 B2 B2 B2 B2 B1 B2
POP 12HR 0 5 20 20 5
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S S S S
HEAT INDEX 81 84
MAX HEAT 81 84
DATE MON 04/21/25 TUE 04/22/25 WED 04/23/25 THU 04/24/25
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 53 73 57 75 49 77 54 77
TEMP 55 55 67 66 61 59 72 65 53 53 71 67 57 57 74 68
DEWPT 40 41 50 53 54 52 47 43 42 43 46 49 48 49 52 53
PWIND DIR E SE SW W NW SW SE S
WIND CHAR LT GN LT GN LT LT LT LT
AVG CLOUDS B2 OV B2 B1 B2 B1 SC FW FW SC FW SC SC B1 B1 B1
POP 12HR 10 20 50 10 0 5 10 30
RAIN SHWRS S C S C
TSTMS S
MDZ017-182000-
PATUXENT RIVER NAS MD
38.29N 76.41W ELEV. 39 FT
1038 AM EDT FRI APR 18 2025
DATE FRI 04/18/25 SAT 04/19/25 SUN 04/20/25
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 74 62 82 62 72
TEMP 67 70 72 66 65 64 62 64 72 79 80 74 71 69 65 63 67 69 68 62
DEWPT 49 49 49 51 51 52 53 55 57 58 58 58 58 57 57 55 49 46 46 46
RH 52 47 44 58 60 65 72 73 59 49 47 57 63 66 75 75 52 44 45 56
WIND DIR S S S S S S SW SW SW SW SW SW SW W NW N N N N E
WIND SPD 11 14 17 12 11 12 13 13 13 13 13 10 10 8 6 6 9 9 6 5
WIND GUST 27 24
CLOUDS SC B1 FW FW SC FW SC SC SC SC SC SC B1 B1 B2 OV B2 B2 B2 B2
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
MAX HEAT 82
DATE MON 04/21/25 TUE 04/22/25 WED 04/23/25 THU 04/24/25
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 55 72 61 78 57 73 56 73
TEMP 56 57 66 63 64 64 73 67 59 58 68 62 57 59 69 63
DEWPT 47 46 51 53 56 56 54 53 49 47 48 50 51 53 54 54
PWIND DIR E SE S W NW NE SE SE
WIND CHAR LT GN GN LT LT LT LT LT
AVG CLOUDS B2 B2 B2 B1 B1 B2 B1 B1 SC SC SC FW SC SC B1 B1
POP 12HR 10 0 30 20 10 10 10 20
RAIN SHWRS S C S S S
TSTMS S
WVZ502-182000-
PETERSBURG WV
38.99N 79.15W ELEV. 963 FT
1038 AM EDT FRI APR 18 2025
DATE FRI 04/18/25 SAT 04/19/25 SUN 04/20/25
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 62 87 59 79
TEMP 65 78 82 75 66 65 63 65 74 84 86 78 69 65 61 59 66 75 75 68
DEWPT 42 43 45 48 48 46 47 50 55 57 54 55 55 56 55 53 52 53 53 54
RH 43 29 27 38 52 50 56 58 51 40 34 45 61 73 81 80 61 46 46 61
WIND DIR S S S S S S SW SW W W W SW W W NW N N N NE E
WIND SPD 9 13 16 9 8 6 6 5 8 11 11 5 4 3 2 2 2 3 3 2
WIND GUST 18 19 21 23
CLOUDS SC FW CL SC FW B1 OV OV B2 B1 B1 B1 B1 B1 OV OV B2 B2 B2 B2
POP 12HR 0 0 10 10 20
QPF 12HR 0 0 0 0 0.01
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S S
DATE MON 04/21/25 TUE 04/22/25 WED 04/23/25 THU 04/24/25
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 81 56 76 47 82 53 80
TEMP 58 58 76 71 62 58 73 66 53 53 76 69 57 57 76 68
DEWPT 51 50 54 56 54 50 45 45 44 44 46 50 48 51 54 57
PWIND DIR SE S SW W W S S S
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS B2 B2 B1 B1 B1 B1 SC SC SC FW FW FW SC SC B1 B1
POP 12HR 10 30 40 10 0 10 10 40
RAIN SHWRS C C S C
TSTMS S S
MDZ014-182000-
ANNAPOLIS MD
38.99N 76.49W ELEV. 7 FT
1038 AM EDT FRI APR 18 2025
DATE FRI 04/18/25 SAT 04/19/25 SUN 04/20/25
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 70 60 79 60 69
TEMP 59 66 70 65 65 64 61 64 71 77 79 76 71 67 64 61 63 67 67 63
DEWPT 45 47 47 49 51 51 53 54 55 56 57 56 58 57 54 49 44 43 41 43
RH 60 50 44 56 60 63 75 70 57 48 47 50 63 70 70 65 50 42 39 48
WIND DIR S S S S S S S SW SW SW SW SW W NW NW N N N NE NE
WIND SPD 11 14 17 13 11 10 11 11 11 12 12 10 8 5 5 5 8 8 6 4
WIND GUST 28 24 21 24 23
CLOUDS SC B1 SC SC SC SC B1 B2 B1 B1 B1 B1 B1 B1 OV OV B2 B1 B2 B2
POP 12HR 0 0 0 5 5
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
DATE MON 04/21/25 TUE 04/22/25 WED 04/23/25 THU 04/24/25
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 53 68 59 75 54 71 54 71
TEMP 55 54 63 62 61 62 71 66 58 56 66 63 56 57 68 63
DEWPT 46 42 47 51 55 53 49 47 47 45 45 47 50 50 51 51
PWIND DIR E SE S W NW E S SE
WIND CHAR LT GN LT LT LT LT LT LT
AVG CLOUDS B2 B2 B2 B1 B1 B2 SC SC SC SC SC SC SC B1 B1 B1
POP 12HR 10 5 40 20 5 5 10 20
RAIN SHWRS C C S S
TSTMS S
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