663
FOUS51 KLWX 271746
PFMLWX
POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
146 PM EDT MON APR 27 2026
VAZ054-272000-
REAGAN NATIONAL AIRPORT-ARLINGTON VA
38.86N 77.03W ELEV. 66 FT
146 PM EDT MON APR 27 2026
DATE MON 04/27/26 TUE 04/28/26 WED 04/29/26
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 47 66 52 69
TEMP 67 69 64 56 51 48 51 61 65 64 61 57 54 54 56 62 65 64 60
DEWPT 43 40 42 42 42 42 45 44 43 45 46 46 47 49 51 53 54 54 55
RH 42 35 45 59 71 80 80 53 45 50 58 67 77 83 83 72 68 70 84
WIND DIR E E SE SE S S S S S S SE SE SE SE SE SE SE SE SE
WIND SPD 5 8 5 6 4 3 4 8 10 9 6 5 4 4 5 10 13 14 13
CLOUDS FW FW FW SC FW SC B1 B2 B2 B2 B1 SC SC B1 B2 OV OV OV OV
POP 12HR 0 0 40 20 90
QPF 12HR 0 0 0 0 0.38
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C S S S S S C C D D D
TSTMS S C S
DATE THU 04/30/26 FRI 05/01/26 SAT 05/02/26 SUN 05/03/26
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 50 65 46 65 48 61 44 66
TEMP 55 51 62 59 49 49 62 60 50 50 58 57 48 47 61 61
DEWPT 50 43 36 33 34 36 36 35 38 38 36 35 35 35 33 34
PWIND DIR W NW NW W N N NW NW
WIND CHAR BZ BZ GN GN GN GN GN BZ
AVG CLOUDS OV SC FW FW FW FW FW SC B1 B1 B1 B1 SC FW SC SC
POP 12HR 90 10 5 20 40 30 20 10
RAIN SHWRS D S S C C C C S
TSTMS S
MDZ013-272000-
BALTIMORE/WASHINGTON AIRPORT-ANNE ARUNDEL MD
39.19N 76.67W ELEV. 154 FT
146 PM EDT MON APR 27 2026
DATE MON 04/27/26 TUE 04/28/26 WED 04/29/26
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 46 65 51 67
TEMP 66 67 62 54 50 47 50 61 65 63 59 55 53 52 55 61 65 64 58
DEWPT 43 41 44 42 40 41 43 42 42 43 46 47 46 48 49 52 53 53 55
RH 43 39 52 64 68 79 77 49 43 48 62 74 77 86 80 72 65 67 90
WIND DIR NE E SE SE SE SE S S S S SE SE SE SE SE SE SE SE SE
WIND SPD 6 8 5 8 3 3 4 8 10 10 6 5 4 4 6 6 10 11 9
WIND GUST 19
CLOUDS FW SC FW FW FW SC B1 B2 B2 B2 B1 B1 B1 B2 B2 OV OV OV OV
POP 12HR 0 0 30 20 90
QPF 12HR 0 0 0 0 0.36
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C S S S C C D D D
TSTMS C S
DATE THU 04/30/26 FRI 05/01/26 SAT 05/02/26 SUN 05/03/26
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 64 44 64 45 60 42 64
TEMP 53 51 62 58 46 47 62 58 47 47 58 54 46 46 61 59
DEWPT 52 44 39 36 35 36 36 38 38 38 38 39 37 36 36 39
PWIND DIR W NW NW W NW NW NW W
WIND CHAR GN GN LT GN LT GN LT GN
AVG CLOUDS OV B1 SC FW FW FW FW SC B1 SC B1 B1 SC FW FW SC
POP 12HR 90 20 5 20 30 30 20 10
RAIN SHWRS D C S S C S C C S
TSTMS S
MDZ011-272000-
BALTIMORE INNER HARBOR-BALTIMORE CITY MD
39.28N 76.61W ELEV. 20 FT
146 PM EDT MON APR 27 2026
DATE MON 04/27/26 TUE 04/28/26 WED 04/29/26
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 50 66 53 67
TEMP 67 68 63 57 52 50 52 61 64 64 60 57 55 54 56 61 64 64 59
DEWPT 43 38 40 39 40 39 40 39 38 39 42 45 45 46 47 48 49 50 52
RH 42 33 43 51 63 66 63 44 38 40 51 64 69 74 72 62 58 60 78
WIND DIR SE SE SE SE E E S S SE S SE SE SE SE SE SE SE SE SE
WIND SPD 5 8 5 6 3 3 3 8 10 10 6 5 5 4 5 6 10 11 8
WIND GUST 19
CLOUDS FW SC FW FW FW SC B1 B2 B2 B2 B1 B1 B1 B2 B2 OV OV OV OV
POP 12HR 0 0 30 20 90
QPF 12HR 0 0 0 0 0.36
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S S S S C C D D D
TSTMS C S
DATE THU 04/30/26 FRI 05/01/26 SAT 05/02/26 SUN 05/03/26
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 64 46 65 47 61 45 65
TEMP 55 51 61 59 49 49 62 58 49 49 58 56 48 48 61 60
DEWPT 49 42 35 32 32 33 33 35 37 36 34 34 35 33 32 35
PWIND DIR W NW NW W NW NW NW W
WIND CHAR LT GN LT GN LT LT LT GN
AVG CLOUDS OV B1 SC FW FW FW FW SC B1 SC B1 B1 SC FW SC SC
POP 12HR 90 20 5 20 30 30 20 10
RAIN SHWRS D C S S C S C C S
TSTMS S
WVZ052-272000-
MARTINSBURG AIRPORT-BERKELEY WV
39.41N 77.98W ELEV. 558 FT
146 PM EDT MON APR 27 2026
DATE MON 04/27/26 TUE 04/28/26 WED 04/29/26
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 45 63 49 66
TEMP 66 69 63 54 49 46 50 57 60 61 60 55 52 51 54 59 63 64 60
DEWPT 42 40 40 40 38 39 40 42 44 45 45 46 47 46 48 51 54 54 52
RH 42 35 43 59 66 76 68 57 55 56 58 72 83 83 80 75 72 70 75
WIND DIR SE SE SE SE SE S S S S S SE SE SE E SE SE SE SE S
WIND SPD 6 9 5 6 6 6 8 12 12 11 8 5 4 4 6 6 10 11 8
WIND GUST 17 23 23
CLOUDS FW CL FW B1 SC B1 B2 B2 OV B1 SC B1 B1 B2 B2 OV OV OV B2
POP 12HR 0 5 60 20 100
QPF 12HR 0 0 0.06 0 0.52
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S C C S S L L D D L
TSTMS C C S
DATE THU 04/30/26 FRI 05/01/26 SAT 05/02/26 SUN 05/03/26
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 62 39 62 40 59 37 64
TEMP 52 46 59 56 43 45 60 56 44 45 56 54 42 43 61 59
DEWPT 45 38 33 30 32 34 34 34 34 35 32 32 31 32 32 33
PWIND DIR W NW NW NW NW NW NW NW
WIND CHAR GN BZ LT GN LT GN LT GN
AVG CLOUDS B2 SC FW FW FW FW FW SC B1 B1 B1 B1 SC FW SC SC
POP 12HR 70 10 5 30 30 30 20 10
RAIN SHWRS L S C C C C C S
TSTMS S
VAZ506-272000-
WASHINGTON DULLES AIRPORT-LOUDOUN VA
38.96N 77.45W ELEV. 321 FT
146 PM EDT MON APR 27 2026
DATE MON 04/27/26 TUE 04/28/26 WED 04/29/26
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 70 46 64 50 68
TEMP 67 70 64 56 51 47 50 60 62 62 60 56 52 52 55 61 65 65 61
DEWPT 42 41 42 42 42 42 44 44 45 47 47 48 49 49 51 55 57 58 58
RH 40 35 45 59 71 83 80 55 54 58 62 74 89 89 86 81 75 78 90
WIND DIR E SE SE SE SE S S S S S SE SE SE SE SE SE SE SE S
WIND SPD 5 8 6 6 8 5 6 10 11 10 8 6 5 5 5 6 10 11 9
CLOUDS FW FW FW SC SC SC B2 B2 OV B2 B1 SC SC B2 OV OV OV OV B2
POP 12HR 0 0 50 20 100
QPF 12HR 0 0 0.02 0 0.41
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C C S S S S S C C D D D
TSTMS S C S
DATE THU 04/30/26 FRI 05/01/26 SAT 05/02/26 SUN 05/03/26
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 63 42 64 43 59 40 65
TEMP 53 48 60 57 46 46 61 58 46 46 56 54 44 44 61 59
DEWPT 51 43 38 35 36 38 39 38 38 39 38 37 36 37 36 38
PWIND DIR W NW NW NW NW NW NW NW
WIND CHAR GN BZ LT GN LT GN LT GN
AVG CLOUDS B2 SC FW FW FW FW FW SC B1 B1 B1 B1 SC FW SC SC
POP 12HR 80 10 5 20 40 30 20 10
RAIN SHWRS D S S C C C C S
TSTMS S
VAZ037-272000-
CHARLOTTESVILLE AIRPORT-ALBEMARLE VA
38.14N 78.45W ELEV. 640 FT
146 PM EDT MON APR 27 2026
DATE MON 04/27/26 TUE 04/28/26 WED 04/29/26
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 44 65 51 69
TEMP 66 69 63 55 49 46 49 56 61 64 62 57 53 53 55 60 65 66 64
DEWPT 39 37 38 38 38 39 40 42 45 46 47 47 47 49 51 53 55 56 55
RH 37 31 39 53 66 76 71 59 56 52 58 69 80 86 86 78 70 70 73
WIND DIR SE SE SE SE S S S S S S S SE S SE SE S S S SW
WIND SPD 6 6 6 5 4 4 4 9 10 9 5 4 3 3 4 5 6 8 5
CLOUDS FW FW FW SC SC SC B2 B2 B2 B1 SC SC B1 B2 B2 OV OV OV B1
POP 12HR 0 5 70 20 100
QPF 12HR 0 0 0.02 0 0.40
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S L C S S S S L L D D C
TSTMS S S S C C
DATE THU 04/30/26 FRI 05/01/26 SAT 05/02/26 SUN 05/03/26
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 66 41 68 44 61 39 67
TEMP 56 49 63 59 46 47 64 61 48 47 58 57 45 44 63 61
DEWPT 47 41 33 30 32 36 34 34 38 38 35 33 32 33 32 33
PWIND DIR W NW W W N N NW NW
WIND CHAR LT GN LT LT LT LT LT LT
AVG CLOUDS B1 SC FW FW FW SC FW SC B1 B1 B1 B1 SC FW FW FW
POP 12HR 50 10 5 20 40 40 20 10
RAIN SHWRS C S C C C C S
TSTMS S
MDZ003-272000-
HAGERSTOWN AIRPORT-WASHINGTON MD
39.71N 77.73W ELEV. 705 FT
146 PM EDT MON APR 27 2026
DATE MON 04/27/26 TUE 04/28/26 WED 04/29/26
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 46 62 50 64
TEMP 66 68 62 54 49 46 50 58 59 60 58 54 52 51 54 59 62 62 60
DEWPT 45 43 43 41 41 41 42 44 45 47 47 48 48 48 49 53 55 55 55
RH 47 40 50 61 74 83 74 59 60 62 67 80 86 89 83 80 78 78 84
WIND DIR SE SE SE SE SE S S S S S SE SE SE SE SE SE SE SE S
WIND SPD 5 8 6 8 9 8 9 12 12 11 6 5 4 4 5 6 10 10 8
WIND GUST 19 23
CLOUDS FW FW FW SC SC B1 B2 OV OV B1 B1 B1 B1 B2 B2 OV OV OV B2
POP 12HR 0 0 60 20 100
QPF 12HR 0 0 0.02 0 0.48
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S C C S S L L D D L
TSTMS S C S
DATE THU 04/30/26 FRI 05/01/26 SAT 05/02/26 SUN 05/03/26
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 61 39 60 41 57 38 62
TEMP 50 48 59 54 42 44 58 54 43 43 55 53 41 42 59 56
DEWPT 47 41 36 33 33 36 37 37 35 36 35 35 34 34 36 37
PWIND DIR W NW NW W NW NW NW W
WIND CHAR GN BZ LT GN LT GN LT GN
AVG CLOUDS B2 SC FW FW FW FW FW SC SC SC B1 B1 SC FW SC SC
POP 12HR 70 10 5 20 20 30 20 10
RAIN SHWRS L S S S S C C S
TSTMS S
MDZ017-272000-
PATUXENT RIVER NAS MD
38.29N 76.41W ELEV. 39 FT
146 PM EDT MON APR 27 2026
DATE MON 04/27/26 TUE 04/28/26 WED 04/29/26
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 68 49 67 55 70
TEMP 66 66 58 55 52 50 54 63 65 65 60 57 57 57 60 66 68 66 62
DEWPT 42 43 44 44 44 44 47 45 45 46 47 47 49 50 53 55 55 55 57
RH 42 43 59 66 74 80 77 52 48 50 62 69 75 77 78 68 63 68 84
WIND DIR E E SE SE SE SE SW SE SE SE SE S S SE SE SE SE SE SE
WIND SPD 6 5 9 9 5 4 3 9 11 11 10 9 9 8 9 10 13 13 11
CLOUDS FW SC FW FW FW SC SC B1 B2 B2 B1 SC SC B2 B2 B2 OV OV OV
POP 12HR 0 0 20 20 80
QPF 12HR 0 0 0 0 0.29
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S S S S C C D D D
TSTMS S S
DATE THU 04/30/26 FRI 05/01/26 SAT 05/02/26 SUN 05/03/26
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 68 48 68 50 63 46 67
TEMP 60 54 65 61 52 52 65 61 54 52 61 57 51 50 64 61
DEWPT 57 47 42 39 38 39 39 41 41 43 41 39 40 39 37 39
PWIND DIR W NW NW W NW N NW NW
WIND CHAR GN GN GN GN LT GN LT GN
AVG CLOUDS OV B1 SC FW FW FW FW SC B1 B1 B1 B1 SC FW FW SC
POP 12HR 90 20 5 10 40 40 20 10
RAIN SHWRS D C S C C C C S
TSTMS S
WVZ502-272000-
PETERSBURG WV
38.99N 79.15W ELEV. 963 FT
146 PM EDT MON APR 27 2026
DATE MON 04/27/26 TUE 04/28/26 WED 04/29/26
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 46 72 50 71
TEMP 69 72 66 54 51 48 50 57 66 72 67 58 54 52 55 63 67 67 63
DEWPT 40 41 42 42 40 39 42 47 51 53 54 53 52 51 53 57 59 58 55
RH 35 33 42 64 66 71 74 69 58 51 63 83 93 96 93 81 75 73 75
WIND DIR SE SE SE SW SE SE SE S S SW S S S SW E SE S S W
WIND SPD 10 10 6 5 5 5 6 9 9 8 4 3 3 3 2 2 5 6 5
WIND GUST 18 16 16 19 20
CLOUDS FW FW SC SC B1 B1 B2 B2 B2 SC SC B1 B2 B2 OV OV OV OV B2
POP 12HR 0 20 80 30 100
QPF 12HR 0 0 0.04 0 0.58
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS L C C C C D D D D L
TSTMS S S S S S C C
DATE THU 04/30/26 FRI 05/01/26 SAT 05/02/26 SUN 05/03/26
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 42 62 38 63 38 57 35 64
TEMP 49 43 59 55 42 43 61 56 42 41 55 53 40 40 61 58
DEWPT 45 37 33 33 35 36 36 36 37 35 33 32 31 32 34 36
PWIND DIR NW NW W W NW NW NW W
WIND CHAR LT GN LT LT LT LT LT LT
AVG CLOUDS B2 B1 SC FW FW FW FW B1 B1 B1 B1 B1 SC FW FW FW
POP 12HR 60 10 10 30 30 30 20 10
RAIN SHWRS L S C C C C C S
MDZ014-272000-
ANNAPOLIS MD
38.99N 76.49W ELEV. 7 FT
146 PM EDT MON APR 27 2026
DATE MON 04/27/26 TUE 04/28/26 WED 04/29/26
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 68 47 64 53 65
TEMP 64 67 62 54 50 48 51 61 63 62 58 55 54 54 56 59 62 62 58
DEWPT 47 44 45 42 42 43 45 45 45 45 47 47 47 49 50 51 53 53 54
RH 54 43 54 64 74 83 80 56 52 54 67 74 77 83 80 75 72 72 86
WIND DIR SE SE SE SE S S S S S S S SE SE SE SE SE SE SE SE
WIND SPD 6 5 5 9 5 3 4 9 10 10 8 8 6 6 8 9 11 12 10
WIND GUST 19
CLOUDS FW SC FW FW FW SC B1 B2 B2 B2 B1 B1 B1 B2 B2 B2 OV OV OV
POP 12HR 0 0 20 20 90
QPF 12HR 0 0 0 0 0.33
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S S S S C C D D D
TSTMS C S
DATE THU 04/30/26 FRI 05/01/26 SAT 05/02/26 SUN 05/03/26
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 50 63 46 63 48 60 45 63
TEMP 55 51 60 59 49 49 59 59 50 50 55 58 48 48 58 59
DEWPT 52 44 40 37 37 36 37 39 40 38 38 39 38 37 36 39
PWIND DIR W NW NW W NW N NW NW
WIND CHAR GN GN LT GN LT GN LT GN
AVG CLOUDS OV B1 SC FW FW FW FW SC B1 B1 B1 B1 SC FW FW SC
POP 12HR 90 20 5 20 30 40 20 10
RAIN SHWRS D C S S C C C C S
TSTMS S
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