337
FOUS51 KLWX 221201
PFMLWX
POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
801 AM EDT WED APR 22 2026
VAZ054-222000-
REAGAN NATIONAL AIRPORT-ARLINGTON VA
38.86N 77.03W ELEV. 66 FT
801 AM EDT WED APR 22 2026
DATE WED 04/22/26 THU 04/23/26 FRI 04/24/26
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 74 56 80 59 77
TEMP 64 69 72 69 64 60 58 59 70 77 79 74 68 62 59 61 67 74 74 67
DEWPT 45 50 52 51 51 51 51 51 50 46 46 48 49 50 49 48 48 48 48 48
RH 50 51 49 53 63 72 77 75 49 33 31 40 51 65 69 62 50 40 40 50
WIND DIR W W NW NW NW NW N N NW NW NW N S SW NE NE NE NE E E
WIND SPD 10 11 10 8 6 8 6 5 5 6 6 4 3 4 5 6 5 5 8 11
CLOUDS OV B2 SC SC FW FW FW SC FW FW FW FW FW FW FW SC SC B1 B1 B1
POP 12HR 60 5 5 10 40
QPF 12HR 0.03 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS L S S C C C
TSTMS S S S C S
DATE SAT 04/25/26 SUN 04/26/26 MON 04/27/26 TUE 04/28/26
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 55 64 50 65 50 68 54 69
TEMP 57 55 60 57 51 51 62 60 53 52 65 62 55 55 66 65
DEWPT 48 49 50 48 46 45 42 41 42 43 44 45 47 51 54 53
PWIND DIR E E NE NE NE E E SE
WIND CHAR GN GN GN GN LT GN GN GN
AVG CLOUDS B1 B2 B2 B2 OV B2 B2 B1 B1 B1 B1 B1 B1 B1 B2 B2
POP 12HR 50 80 80 30 20 20 50 70
RAIN SHWRS C C C D D C C S S S S S C C L L
TSTMS S S S
MDZ013-222000-
BALTIMORE/WASHINGTON AIRPORT-ANNE ARUNDEL MD
39.19N 76.67W ELEV. 154 FT
801 AM EDT WED APR 22 2026
DATE WED 04/22/26 THU 04/23/26 FRI 04/24/26
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 74 54 78 54 74
TEMP 62 68 73 68 60 57 55 57 68 76 77 71 63 58 54 56 65 71 71 64
DEWPT 45 52 54 54 54 53 51 52 52 48 47 48 50 49 47 46 45 47 48 49
RH 54 57 51 61 81 86 86 83 57 37 35 44 62 72 77 69 48 42 44 58
WIND DIR W W NW NW NW NW N N NW NW NW N SW NE NE NE E E E E
WIND SPD 5 6 5 2 2 3 3 2 3 5 4 2 2 2 2 3 3 4 5 4
CLOUDS B2 B2 B1 SC FW FW SC SC FW FW FW FW FW FW SC SC SC B1 B1 B1
POP 12HR 60 5 0 5 30
QPF 12HR 0.02 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C S S C C C
TSTMS S S S S
DATE SAT 04/25/26 SUN 04/26/26 MON 04/27/26 TUE 04/28/26
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 52 60 47 64 48 67 51 65
TEMP 54 52 56 53 48 48 61 59 50 49 64 60 51 53 62 62
DEWPT 47 48 50 48 46 44 43 42 42 42 44 45 47 51 55 55
PWIND DIR E E NE NE NE E E SE
WIND CHAR LT GN LT GN LT LT LT GN
AVG CLOUDS B1 B2 B2 B2 OV OV B2 B1 B1 B1 B1 B1 B1 B1 B2 B2
POP 12HR 50 80 70 30 20 20 50 70
RAIN SHWRS C C L D L C C S S S S S C C L L
TSTMS S S S S
MDZ011-222000-
BALTIMORE INNER HARBOR-BALTIMORE CITY MD
39.28N 76.61W ELEV. 20 FT
801 AM EDT WED APR 22 2026
DATE WED 04/22/26 THU 04/23/26 FRI 04/24/26
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 72 55 78 58 73
TEMP 60 67 72 67 63 60 57 57 68 75 78 73 65 61 58 59 65 70 71 65
DEWPT 42 48 49 50 51 51 49 49 47 44 42 44 47 47 45 43 42 43 44 45
RH 51 50 44 54 65 72 75 75 47 33 28 35 52 60 62 55 43 38 38 48
WIND DIR W W NW SE NW N N NW NW NW NW NW W NE NE NE E E E E
WIND SPD 4 5 5 2 2 2 2 2 2 4 4 2 1 2 2 2 2 3 4 3
CLOUDS OV B1 B1 SC FW FW SC SC FW FW FW FW FW FW SC SC SC B1 B1 B1
POP 12HR 70 5 0 5 30
QPF 12HR 0.05 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C S C C C
TSTMS S S S
DATE SAT 04/25/26 SUN 04/26/26 MON 04/27/26 TUE 04/28/26
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 54 60 48 64 50 67 53 67
TEMP 56 54 57 55 51 49 61 61 53 51 64 62 55 54 64 65
DEWPT 45 45 45 44 44 43 40 40 41 40 42 43 46 49 51 51
PWIND DIR E E NE NE NE E E SE
WIND CHAR LT GN LT LT LT LT LT GN
AVG CLOUDS B2 B2 B2 B2 OV OV B2 B1 B1 B1 B1 B1 B1 B1 B2 B2
POP 12HR 50 80 70 30 20 20 50 70
RAIN SHWRS C C L D L C C S S S S S C C L L
TSTMS S S S S
WVZ052-222000-
MARTINSBURG AIRPORT-BERKELEY WV
39.41N 77.98W ELEV. 558 FT
801 AM EDT WED APR 22 2026
DATE WED 04/22/26 THU 04/23/26 FRI 04/24/26
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 74 50 80 54 78
TEMP 63 71 72 68 60 56 52 55 69 77 79 73 62 57 54 56 68 75 76 68
DEWPT 48 50 49 48 49 48 46 48 49 47 46 47 49 48 47 49 50 50 51 51
RH 58 47 44 49 67 74 80 77 49 35 31 40 62 72 77 77 52 41 42 54
WIND DIR W NW NW NW W NW NW NW NW NW NW NW W W N NE N N E E
WIND SPD 8 11 11 5 4 2 2 1 3 3 4 2 1 1 1 1 2 3 5 3
CLOUDS B2 SC SC FW FW FW FW FW FW FW FW FW SC SC SC SC SC B1 B1 B1
POP 12HR 50 0 5 10 50
QPF 12HR 0.02 0 0 0 0.03
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S S S C C C
TSTMS C C
DATE SAT 04/25/26 SUN 04/26/26 MON 04/27/26 TUE 04/28/26
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 54 64 47 65 45 69 49 68
TEMP 56 54 60 58 49 48 61 60 49 48 65 63 52 52 65 64
DEWPT 49 47 50 47 45 44 42 42 41 42 44 43 44 48 51 51
PWIND DIR E E E NE NE E SE S
WIND CHAR LT GN LT LT LT LT LT GN
AVG CLOUDS B1 B2 B2 OV B2 B2 B2 B1 SC B1 B1 B1 B1 B2 B2 B2
POP 12HR 50 90 70 30 20 20 60 70
RAIN SHWRS C C L D L C C S S S S S C L L L
TSTMS C S
VAZ506-222000-
WASHINGTON DULLES AIRPORT-LOUDOUN VA
38.96N 77.45W ELEV. 321 FT
801 AM EDT WED APR 22 2026
DATE WED 04/22/26 THU 04/23/26 FRI 04/24/26
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 75 53 80 56 80
TEMP 62 71 73 69 61 57 55 57 70 77 80 73 65 59 56 58 70 76 77 68
DEWPT 49 54 54 54 53 53 51 53 53 50 50 51 52 52 51 51 53 53 53 53
RH 62 55 51 59 75 86 86 86 55 39 35 46 63 78 83 77 55 45 43 59
WIND DIR W W NW NW NW NW NW N NW NW NW N W W N NE N N E E
WIND SPD 6 9 9 5 4 5 3 3 4 5 4 2 2 2 2 3 3 4 5 5
CLOUDS OV B1 B1 FW FW FW FW SC FW FW FW FW SC FW SC SC SC B1 B1 B1
POP 12HR 60 5 5 10 40
QPF 12HR 0.04 0 0 0 0.02
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C C C C
TSTMS S C
HEAT INDEX 80
MAX HEAT 80
DATE SAT 04/25/26 SUN 04/26/26 MON 04/27/26 TUE 04/28/26
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 54 64 49 64 47 69 51 67
TEMP 56 54 60 57 49 49 60 59 51 49 65 63 53 53 64 65
DEWPT 50 52 53 51 49 46 45 44 43 44 46 46 49 52 56 56
PWIND DIR SE E NE NE NE E SE SE
WIND CHAR LT GN LT LT LT LT LT GN
AVG CLOUDS B1 B2 B2 B2 B2 B2 OV B1 SC B1 B1 B1 B1 B1 B2 B2
POP 12HR 50 80 80 30 20 20 50 70
RAIN SHWRS C C L D D L C S S S S S C C L L
TSTMS S S
VAZ037-222000-
CHARLOTTESVILLE AIRPORT-ALBEMARLE VA
38.14N 78.45W ELEV. 640 FT
801 AM EDT WED APR 22 2026
DATE WED 04/22/26 THU 04/23/26 FRI 04/24/26
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 77 52 82 56 83
TEMP 67 74 76 71 63 58 54 57 72 80 81 75 66 61 57 60 75 81 80 72
DEWPT 44 48 48 47 47 48 49 50 51 50 49 51 52 51 51 51 51 49 50 51
RH 43 40 37 42 56 69 83 77 48 35 33 43 61 70 80 72 43 33 35 48
WIND DIR W W NW W W W NW NW NW NW W S W W NW NW NW W W S
WIND SPD 9 10 10 5 4 3 2 2 2 2 3 2 2 2 2 2 3 4 4 3
CLOUDS B2 B1 SC FW FW FW FW FW FW SC SC SC SC FW FW FW FW B1 B1 B1
POP 12HR 50 5 20 10 40
QPF 12HR 0.02 0 0 0 0.01
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C C S S S C C C
TSTMS S S S S
HEAT INDEX 80 80
MAX HEAT 80 81 80 80
DATE SAT 04/25/26 SUN 04/26/26 MON 04/27/26 TUE 04/28/26
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 56 73 52 67 48 71 51 72
TEMP 61 57 68 65 56 52 63 61 52 50 67 65 54 54 68 68
DEWPT 51 51 53 50 48 46 44 42 42 43 43 43 45 49 53 51
PWIND DIR E NE NE NE NE E SE S
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS B1 B1 B2 B2 B2 B2 B2 B1 SC B1 B1 SC B1 B2 B2 B2
POP 12HR 40 80 70 30 20 20 50 70
RAIN SHWRS C C C D L C C C S S S C C L L
TSTMS S S
MDZ003-222000-
HAGERSTOWN AIRPORT-WASHINGTON MD
39.71N 77.73W ELEV. 705 FT
801 AM EDT WED APR 22 2026
DATE WED 04/22/26 THU 04/23/26 FRI 04/24/26
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 72 49 78 53 77
TEMP 61 70 72 66 58 54 51 53 67 75 78 71 61 56 53 56 66 73 74 66
DEWPT 50 53 52 51 51 49 47 48 50 47 47 48 49 49 48 49 52 53 54 54
RH 67 55 49 58 77 83 86 83 54 37 33 44 65 77 83 77 61 49 50 65
WIND DIR W NW NW NW NW NW N N NW NW NW NW NW N NE NE NE NW E E
WIND SPD 6 10 9 5 3 2 2 2 4 4 5 2 2 2 2 2 3 4 4 3
CLOUDS B1 SC SC FW FW FW FW FW FW FW FW FW SC SC SC SC SC B1 B1 B1
POP 12HR 50 0 5 5 50
QPF 12HR 0.02 0 0 0 0.02
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S S C C C
TSTMS S C
DATE SAT 04/25/26 SUN 04/26/26 MON 04/27/26 TUE 04/28/26
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 53 60 46 63 45 67 49 65
TEMP 56 53 56 53 48 47 60 58 48 48 64 61 51 52 61 63
DEWPT 50 49 52 48 46 44 43 44 42 42 46 45 46 49 54 53
PWIND DIR E SE NE NE NE E SE SE
WIND CHAR LT GN LT LT LT LT LT GN
AVG CLOUDS B2 B2 B2 OV B2 OV B2 B1 SC B1 SC SC B1 B2 B2 B2
POP 12HR 60 90 70 30 20 20 60 70
RAIN SHWRS C L D D L C C S S S S C L L L
TSTMS S S
MDZ017-222000-
PATUXENT RIVER NAS MD
38.29N 76.41W ELEV. 39 FT
801 AM EDT WED APR 22 2026
DATE WED 04/22/26 THU 04/23/26 FRI 04/24/26
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 74 56 76 57 74
TEMP 69 73 72 65 61 59 57 59 69 74 75 69 63 60 58 60 68 72 70 62
DEWPT 47 51 54 54 54 54 53 53 54 54 53 52 53 54 53 51 50 52 50 49
RH 45 46 53 68 78 83 86 80 59 50 46 55 70 81 83 72 52 49 49 62
WIND DIR SW W W SW W W NW N N NE E S S S NE NE NE E SE SE
WIND SPD 10 10 6 3 3 4 5 4 4 5 3 2 3 3 4 5 5 6 6 5
WIND GUST 21 20
CLOUDS B1 B2 B1 FW FW FW SC SC FW FW FW FW FW FW SC FW SC B1 B1 B1
POP 12HR 50 5 5 10 30
QPF 12HR 0.03 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C C C C C C
TSTMS S S
DATE SAT 04/25/26 SUN 04/26/26 MON 04/27/26 TUE 04/28/26
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 55 68 51 66 51 68 54 70
TEMP 57 57 65 59 53 52 63 59 54 54 65 60 56 58 67 65
DEWPT 51 52 53 50 49 48 46 44 45 46 47 48 49 53 56 57
PWIND DIR E E NE NE NE NE E SE
WIND CHAR LT GN GN GN GN GN GN GN
AVG CLOUDS B1 B2 B2 B2 B2 B2 B2 B1 SC SC B1 B1 B1 B1 B2 B2
POP 12HR 50 70 80 40 20 20 40 70
RAIN SHWRS C C C L D L C C S S S S C C L L
TSTMS S S S S
WVZ502-222000-
PETERSBURG WV
38.99N 79.15W ELEV. 963 FT
801 AM EDT WED APR 22 2026
DATE WED 04/22/26 THU 04/23/26 FRI 04/24/26
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 72 49 81 53 83
TEMP 64 69 72 67 58 54 51 53 70 79 81 73 62 56 53 56 73 81 81 72
DEWPT 50 51 52 52 51 51 50 51 53 52 50 52 52 52 49 51 52 50 50 52
RH 60 53 49 59 77 90 96 93 55 39 34 48 70 86 86 83 48 34 34 49
WIND DIR W W NW S W S SW SW NW NW NW W W W W W W W W W
WIND SPD 10 11 10 4 2 2 1 1 2 5 5 2 2 2 1 1 3 6 5 2
WIND GUST 20 21
CLOUDS B1 SC FW FW FW FW FW FW FW SC SC FW FW FW FW SC SC B1 B1 B1
POP 12HR 50 5 20 5 40
QPF 12HR 0.02 0 0 0 0.01
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S S S S C C C
TSTMS S
DATE SAT 04/25/26 SUN 04/26/26 MON 04/27/26 TUE 04/28/26
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 54 74 46 70 45 74 49 73
TEMP 59 56 69 64 51 47 65 60 48 46 70 66 52 52 68 67
DEWPT 52 53 56 53 49 45 45 44 43 43 45 45 47 49 54 52
PWIND DIR SW W NE NE SE SE SE SW
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS B1 B2 B2 OV B2 B2 B2 B1 SC B1 SC B1 B1 B2 B2 B2
POP 12HR 50 90 60 30 20 30 60 80
RAIN SHWRS C C D D L C C C S S C C L D L
TSTMS C S S
MDZ014-222000-
ANNAPOLIS MD
38.99N 76.49W ELEV. 7 FT
801 AM EDT WED APR 22 2026
DATE WED 04/22/26 THU 04/23/26 FRI 04/24/26
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 69 54 74 56 69
TEMP 60 65 69 64 60 57 55 57 64 71 73 68 61 58 56 58 61 67 67 62
DEWPT 45 49 51 53 54 53 51 51 51 49 48 50 51 50 49 46 46 47 48 49
RH 58 56 53 67 81 86 86 80 63 46 41 52 70 75 77 64 58 49 50 62
WIND DIR W W N SE SW NW N N NW NW W SE S NE NE NE NE E E E
WIND SPD 6 8 5 2 2 3 3 2 3 4 3 2 2 2 3 4 4 4 5 5
WIND GUST 17 20
CLOUDS B2 B2 SC SC FW FW SC SC FW FW FW FW FW FW SC SC SC B1 B1 B1
POP 12HR 60 5 0 5 30
QPF 12HR 0.03 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS L S S C C C
TSTMS S S S
DATE SAT 04/25/26 SUN 04/26/26 MON 04/27/26 TUE 04/28/26
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 53 60 49 62 49 64 52 65
TEMP 54 55 56 55 51 50 58 58 52 51 61 60 53 55 62 63
DEWPT 47 48 49 48 47 45 44 44 44 44 45 47 48 50 54 54
PWIND DIR E E NE NE NE NE E SE
WIND CHAR LT GN GN GN LT LT LT GN
AVG CLOUDS B1 B2 B2 B2 B2 B2 B2 B1 SC SC B1 B1 B1 B1 B2 B2
POP 12HR 50 80 70 30 20 20 50 70
RAIN SHWRS C C C D L C C S S S S S C C L L
TSTMS S S S S
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page