936
FOUS51 KLWX 191202
PFMLWX
POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
801 AM EDT SUN APR 19 2026
VAZ054-192000-
REAGAN NATIONAL AIRPORT-ARLINGTON VA
38.86N 77.03W ELEV. 66 FT
801 AM EDT SUN APR 19 2026
DATE SUN 04/19/26 MON 04/20/26 TUE 04/21/26
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 58 45 54 36 60
TEMP 52 56 58 55 51 47 46 47 51 53 53 49 45 40 37 40 49 57 60 57
DEWPT 40 37 29 25 27 29 30 31 26 22 19 18 19 21 21 22 21 22 24 27
RH 63 49 33 31 39 49 53 53 37 29 26 29 35 46 52 48 33 25 25 31
WIND DIR NW NW NW NW W W W NW NW NW NW NW NW N N N W SW S S
WIND SPD 17 14 18 14 8 5 10 13 16 16 17 14 10 8 5 4 3 4 8 11
WIND GUST 27
CLOUDS OV B2 SC FW FW SC SC FW SC SC SC FW CL FW CL CL FW FW CL FW
POP 12HR 100 5 5 0 0
QPF 12HR 0.17 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS L
DATE WED 04/22/26 THU 04/23/26 FRI 04/24/26 SAT 04/25/26
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 49 72 55 79 59 82 60 79
TEMP 50 54 70 66 59 57 75 72 62 61 80 74 63 61 76 70
DEWPT 33 39 46 49 49 48 46 47 48 51 50 51 52 54 52 53
PWIND DIR S W NW NW S SW SE SE
WIND CHAR GN GN LT LT LT LT LT GN
AVG CLOUDS FW SC B1 B1 SC FW FW FW FW FW SC SC SC SC SC B1
POP 12HR 20 40 5 0 5 20 20 50
RAIN SHWRS S C C S S S C C
TSTMS S
MDZ013-192000-
BALTIMORE/WASHINGTON AIRPORT-ANNE ARUNDEL MD
39.19N 76.67W ELEV. 154 FT
801 AM EDT SUN APR 19 2026
DATE SUN 04/19/26 MON 04/20/26 TUE 04/21/26
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 57 43 53 34 59
TEMP 50 54 57 52 47 44 43 45 50 52 52 47 42 38 35 38 48 55 59 55
DEWPT 43 38 31 28 30 31 32 32 29 25 22 21 22 22 22 23 22 23 26 31
RH 77 54 37 39 51 60 65 60 44 35 31 35 44 52 59 54 35 29 28 40
WIND DIR NW NW NW NW NW SW W NW NW NW NW NW NW N N N SW S S S
WIND SPD 13 12 13 9 3 2 5 9 11 13 12 8 5 4 3 2 2 5 6 5
WIND GUST 24
CLOUDS OV B2 SC FW FW SC SC FW FW SC SC FW FW FW FW CL CL FW CL FW
POP 12HR 100 5 10 0 0
QPF 12HR 0.15 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS D
COAST FLOOD
DATE WED 04/22/26 THU 04/23/26 FRI 04/24/26 SAT 04/25/26
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 47 71 51 77 54 79 55 76
TEMP 48 53 69 65 55 53 73 70 58 58 78 72 59 58 73 67
DEWPT 35 40 49 52 49 47 46 48 47 50 50 53 53 53 53 54
PWIND DIR S W NW NW SW SE SE SE
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS SC SC B1 B1 SC FW FW FW FW SC FW SC SC SC SC B1
POP 12HR 20 40 5 0 0 20 20 50
RAIN SHWRS S C C S S S C C
TSTMS S
MDZ011-192000-
BALTIMORE INNER HARBOR-BALTIMORE CITY MD
39.28N 76.61W ELEV. 20 FT
801 AM EDT SUN APR 19 2026
DATE SUN 04/19/26 MON 04/20/26 TUE 04/21/26
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 57 45 53 36 58
TEMP 51 55 57 54 50 46 45 46 50 52 52 48 45 40 38 40 49 55 58 56
DEWPT 39 34 28 25 27 29 30 29 24 20 17 17 19 20 20 20 18 20 21 26
RH 63 45 33 32 41 51 55 51 36 28 25 29 35 44 48 44 29 25 23 31
WIND DIR NW NW NW NW NW W W NW NW NW NW NW NW N N N SW S S S
WIND SPD 13 11 13 8 3 2 4 8 10 13 12 6 4 3 2 2 2 5 6 5
WIND GUST 24
CLOUDS OV B1 SC FW CL SC SC FW SC SC SC FW FW CL FW CL CL FW FW FW
POP 12HR 100 5 10 0 0
QPF 12HR 0.14 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS D
FREEZE A A A
DATE WED 04/22/26 THU 04/23/26 FRI 04/24/26 SAT 04/25/26
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 49 71 54 77 58 80 59 75
TEMP 50 53 68 66 58 55 73 71 61 60 78 74 63 60 73 70
DEWPT 33 38 45 47 47 45 44 45 47 49 48 50 52 51 50 50
PWIND DIR S W NW NW S SE SE SE
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS SC B1 B1 B1 SC FW FW FW FW SC FW SC SC SC SC B1
POP 12HR 20 40 5 0 5 20 20 50
RAIN SHWRS S C C S S S C C
WVZ052-192000-
MARTINSBURG AIRPORT-BERKELEY WV
39.41N 77.98W ELEV. 558 FT
801 AM EDT SUN APR 19 2026
DATE SUN 04/19/26 MON 04/20/26 TUE 04/21/26
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 56 40 50 29 61
TEMP 51 56 56 51 46 43 40 42 47 50 50 45 39 34 31 35 47 57 61 56
DEWPT 35 29 24 23 25 28 28 28 23 19 17 16 17 18 17 19 20 22 25 28
RH 54 35 29 33 43 55 62 57 38 29 27 31 40 51 56 52 34 25 25 34
WIND DIR NW NW NW NW W W W NW NW NW NW NW NW NW NW NW S S S S
WIND SPD 14 17 17 8 4 5 8 11 13 14 14 9 5 2 1 1 3 5 9 8
WIND GUST 27 31 29 25
CLOUDS OV SC FW CL SC B1 FW FW SC SC SC FW FW CL FW CL CL FW FW FW
POP 12HR 80 20 10 0 0
QPF 12HR 0.02 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S
FREEZE A A A
DATE WED 04/22/26 THU 04/23/26 FRI 04/24/26 SAT 04/25/26
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 44 72 49 79 52 82 55 77
TEMP 45 50 70 66 53 52 75 72 57 57 79 74 60 58 74 70
DEWPT 32 39 47 47 46 45 44 44 46 49 48 49 49 50 51 51
PWIND DIR S W NW NW W SW SE SE
WIND CHAR LT GN LT LT LT LT LT LT
AVG CLOUDS SC B1 B1 B1 SC FW FW FW FW SC FW SC SC SC B1 B2
POP 12HR 30 40 5 5 5 20 20 60
RAIN SHWRS C C C S S S C L
TSTMS S S S
VAZ506-192000-
WASHINGTON DULLES AIRPORT-LOUDOUN VA
38.96N 77.45W ELEV. 321 FT
801 AM EDT SUN APR 19 2026
DATE SUN 04/19/26 MON 04/20/26 TUE 04/21/26
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 58 43 52 31 60
TEMP 50 56 58 52 47 43 43 44 49 51 52 47 40 36 32 36 49 56 60 57
DEWPT 42 37 29 28 29 31 32 32 29 25 22 21 22 22 22 22 23 25 28 29
RH 74 49 33 39 49 62 65 62 46 36 31 35 48 56 66 56 36 30 29 34
WIND DIR NW NW NW NW W W W NW NW NW NW NW N N N N SW S S S
WIND SPD 13 13 14 9 4 4 6 10 12 13 13 9 5 4 2 2 3 5 6 6
WIND GUST 25 24 26 24
CLOUDS OV SC SC CL FW SC SC FW SC SC SC FW FW CL FW FW FW FW FW FW
POP 12HR 100 10 5 0 0
QPF 12HR 0.12 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C
FREEZE A A A
DATE WED 04/22/26 THU 04/23/26 FRI 04/24/26 SAT 04/25/26
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 48 73 51 78 54 82 56 78
TEMP 49 53 71 66 55 54 75 71 59 58 80 74 62 59 75 70
DEWPT 33 41 50 52 50 48 48 48 49 51 51 53 53 54 55 54
PWIND DIR S W NW NW SW SW SE SE
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS SC SC B1 B1 SC FW FW FW FW SC SC SC SC SC B1 B1
POP 12HR 20 40 10 5 5 20 20 50
RAIN SHWRS S C C S S S C C
TSTMS S S
VAZ037-192000-
CHARLOTTESVILLE AIRPORT-ALBEMARLE VA
38.14N 78.45W ELEV. 640 FT
801 AM EDT SUN APR 19 2026
DATE SUN 04/19/26 MON 04/20/26 TUE 04/21/26
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 60 43 56 31 64
TEMP 53 60 60 55 49 45 43 45 52 55 56 50 42 38 34 37 50 60 64 59
DEWPT 39 31 24 21 21 23 26 29 23 20 17 16 17 19 20 21 20 23 25 27
RH 59 33 25 26 33 41 51 53 32 25 21 25 36 46 56 52 30 24 22 29
WIND DIR NW NW NW NW SW SW NW NW NW NW NW N N N N NW S S S S
WIND SPD 9 10 12 6 4 4 5 5 9 10 11 8 4 2 2 1 3 5 9 8
WIND GUST 19
CLOUDS OV SC CL CL FW FW SC FW SC SC FW FW CL CL CL CL CL CL FW FW
POP 12HR 100 5 5 0 0
QPF 12HR 0.12 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S
FREEZE A A A
DATE WED 04/22/26 THU 04/23/26 FRI 04/24/26 SAT 04/25/26
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 46 76 52 82 55 85 57 81
TEMP 48 52 74 69 57 56 79 74 59 59 83 77 64 60 78 73
DEWPT 31 38 45 45 46 47 44 45 45 48 47 48 48 51 50 50
PWIND DIR SW W NW NW NW SW W SW
WIND CHAR LT GN LT LT LT LT LT LT
AVG CLOUDS FW SC SC B1 SC FW CL FW FW FW FW SC SC SC B1 B1
POP 12HR 10 30 10 0 0 10 20 50
RAIN SHWRS S C S C C
TSTMS S S
MDZ003-192000-
HAGERSTOWN AIRPORT-WASHINGTON MD
39.71N 77.73W ELEV. 705 FT
801 AM EDT SUN APR 19 2026
DATE SUN 04/19/26 MON 04/20/26 TUE 04/21/26
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 54 39 48 29 59
TEMP 49 54 54 49 44 41 40 40 45 47 48 42 37 32 29 35 47 54 59 55
DEWPT 37 33 28 27 28 31 32 31 26 22 20 19 19 19 19 19 22 25 28 31
RH 63 45 36 42 53 67 73 70 47 37 33 39 48 58 66 52 37 32 30 40
WIND DIR NW NW NW NW W W W NW NW NW NW NW NW N NW NW SW S S S
WIND SPD 13 17 16 8 4 5 6 10 12 13 13 8 5 3 2 2 4 6 9 5
WIND GUST 26 28 28 23 24
CLOUDS OV SC FW CL FW B1 SC FW SC SC SC FW FW FW CL CL CL FW FW FW
POP 12HR 80 20 10 0 0
QPF 12HR 0.02 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S S
FREEZE A A A
DATE WED 04/22/26 THU 04/23/26 FRI 04/24/26 SAT 04/25/26
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 45 70 48 77 51 80 55 74
TEMP 46 51 68 64 53 52 73 69 55 56 78 72 59 58 72 68
DEWPT 33 41 51 49 46 46 46 46 47 49 52 53 52 52 54 54
PWIND DIR S W NW NW W SW SE S
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS SC B1 B1 B1 SC FW FW FW FW FW FW SC SC SC B1 B2
POP 12HR 30 40 5 0 5 20 20 60
RAIN SHWRS S C C C S S S C L
TSTMS S S
MDZ017-192000-
PATUXENT RIVER NAS MD
38.29N 76.41W ELEV. 39 FT
801 AM EDT SUN APR 19 2026
DATE SUN 04/19/26 MON 04/20/26 TUE 04/21/26
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 59 47 57 41 61
TEMP 55 55 58 55 51 49 47 49 55 57 56 51 48 45 43 45 52 57 60 55
DEWPT 45 43 38 33 33 34 35 35 33 29 28 26 27 27 27 28 27 27 31 35
RH 69 64 47 43 50 56 63 58 43 34 34 37 44 49 53 51 38 31 33 47
WIND DIR NW NW NW NW NW SW W NW NW NW NW NW N N N N N S S S
WIND SPD 18 13 11 8 5 3 5 10 12 13 12 10 10 8 8 5 5 5 6 8
CLOUDS OV OV SC CL FW FW SC SC SC SC SC FW FW CL FW CL CL FW CL CL
POP 12HR 80 5 10 0 0
QPF 12HR 0.11 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C S
DATE WED 04/22/26 THU 04/23/26 FRI 04/24/26 SAT 04/25/26
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 51 73 55 76 57 79 59 77
TEMP 52 57 71 66 59 58 72 68 60 61 75 70 63 62 74 68
DEWPT 40 41 51 53 52 51 50 50 51 53 53 54 54 54 55 54
PWIND DIR S SW NW NE S S SE SE
WIND CHAR GN GN LT LT LT LT LT LT
AVG CLOUDS FW SC B1 B1 SC FW FW FW FW FW FW SC SC SC SC B1
POP 12HR 10 40 10 0 0 10 20 40
RAIN SHWRS C C S S S C
TSTMS S
WVZ502-192000-
PETERSBURG WV
38.99N 79.15W ELEV. 963 FT
801 AM EDT SUN APR 19 2026
DATE SUN 04/19/26 MON 04/20/26 TUE 04/21/26
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 56 37 50 27 69
TEMP 50 55 56 51 45 42 37 38 45 49 50 44 37 32 28 32 51 64 69 63
DEWPT 35 28 23 22 25 31 30 27 24 22 20 18 20 20 19 20 23 26 31 36
RH 56 35 27 32 45 65 75 64 43 34 30 35 50 61 68 61 33 23 24 36
WIND DIR NW NW NW E SW W W NW NW NW NW NW NW NW W SW SW SW SW SW
WIND SPD 11 14 14 5 4 4 4 5 9 11 11 5 2 1 1 1 2 4 6 4
WIND GUST 24 27 26 16 19
CLOUDS B2 FW FW FW SC B1 SC SC SC SC SC FW FW FW CL CL CL CL FW FW
POP 12HR 50 30 10 0 0
QPF 12HR 0.01 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C
DATE WED 04/22/26 THU 04/23/26 FRI 04/24/26 SAT 04/25/26
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 47 73 49 82 51 85 55 79
TEMP 49 54 71 66 53 52 78 72 55 56 82 76 61 59 77 70
DEWPT 39 44 50 49 48 47 45 47 47 47 49 51 51 51 54 55
PWIND DIR SW W W W SW W SW SW
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS SC SC B1 B1 SC FW FW FW FW SC FW SC SC SC B1 B2
POP 12HR 20 50 5 10 5 20 30 60
RAIN SHWRS S C C S S C C L
TSTMS S S
MDZ014-192000-
ANNAPOLIS MD
38.99N 76.49W ELEV. 7 FT
801 AM EDT SUN APR 19 2026
DATE SUN 04/19/26 MON 04/20/26 TUE 04/21/26
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 56 45 53 38 56
TEMP 51 53 56 54 49 46 46 46 50 52 53 49 45 42 40 41 46 52 55 54
DEWPT 42 39 33 30 32 33 33 32 28 25 24 23 25 25 25 25 23 25 28 32
RH 71 59 42 40 52 60 60 58 42 35 32 36 45 50 55 52 40 35 35 43
WIND DIR NW NW NW NW NW SW W NW NW NW NW NW NW N N N N S S S
WIND SPD 13 11 12 10 5 3 5 9 11 13 12 10 8 6 5 5 3 5 8 8
WIND GUST 24
CLOUDS OV B2 SC FW FW FW SC FW FW SC SC FW FW CL FW CL CL CL CL FW
POP 12HR 90 5 10 0 0
QPF 12HR 0.18 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS D
COAST FLOOD
DATE WED 04/22/26 THU 04/23/26 FRI 04/24/26 SAT 04/25/26
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 48 68 54 73 57 75 57 73
TEMP 49 54 64 63 57 56 67 68 59 60 72 69 61 60 71 67
DEWPT 38 40 47 51 51 48 48 49 50 51 51 53 53 53 53 53
PWIND DIR S SW NW NW S SE SE SE
WIND CHAR GN LT LT LT LT LT LT LT
AVG CLOUDS FW SC B1 B1 SC FW FW FW FW SC FW SC SC SC SC B1
POP 12HR 20 40 5 0 5 20 20 40
RAIN SHWRS S C C S S S S C
TSTMS S
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page