874
FOUS51 KLWX 211345
PFMLWX
POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
945 AM EDT TUE APR 21 2026
VAZ054-212000-
REAGAN NATIONAL AIRPORT-ARLINGTON VA
38.86N 77.03W ELEV. 66 FT
945 AM EDT TUE APR 21 2026
DATE TUE 04/21/26 WED 04/22/26 THU 04/23/26
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 63 51 71 55 78
TEMP 51 59 62 57 53 53 53 54 62 66 70 66 62 57 56 57 68 75 77 72
DEWPT 21 20 23 29 34 35 35 38 45 50 52 53 52 52 52 51 50 49 47 49
RH 30 22 22 34 48 50 50 54 54 56 53 63 70 83 86 80 52 40 35 44
WIND DIR S S S S S S S SW SW W W NW W W NW NW NW NW NW N
WIND SPD 4 10 11 9 9 12 12 11 9 9 9 6 5 5 5 5 5 5 6 5
CLOUDS CL FW FW SC SC B2 B2 B2 B2 B2 B1 SC FW FW FW FW FW FW FW SC
POP 12HR 0 20 60 10 5
QPF 12HR 0 0 0.13 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS L L C C
DATE FRI 04/24/26 SAT 04/25/26 SUN 04/26/26 MON 04/27/26
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 58 79 57 69 52 64 49 69
TEMP 63 59 76 71 60 58 65 61 54 52 61 59 53 51 66 63
DEWPT 51 50 50 51 51 52 54 49 49 47 46 44 44 45 46 46
PWIND DIR NW NE E E NE NE E E
WIND CHAR LT LT LT GN GN GN LT GN
AVG CLOUDS SC SC SC B1 B1 B1 B2 B2 B2 B2 B2 B1 SC SC SC SC
POP 12HR 10 30 40 60 70 40 20 20
RAIN SHWRS C C C C L L L C C S S S
TSTMS S S
MDZ013-212000-
BALTIMORE/WASHINGTON AIRPORT-ANNE ARUNDEL MD
39.19N 76.67W ELEV. 154 FT
945 AM EDT TUE APR 21 2026
DATE TUE 04/21/26 WED 04/22/26 THU 04/23/26
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 61 48 70 52 78
TEMP 49 57 61 54 50 49 50 54 61 66 69 64 57 54 52 55 66 74 77 71
DEWPT 21 20 22 30 35 38 37 38 46 51 53 54 53 52 51 51 52 51 50 52
RH 33 23 22 40 56 66 61 54 58 58 57 70 86 93 96 86 61 44 39 51
WIND DIR S SW S SE S S S SW SW W NW NW NW NW NW NW NW NW NW W
WIND SPD 4 6 10 6 6 8 6 5 5 5 5 2 2 2 2 2 3 4 4 2
CLOUDS CL FW FW SC SC B2 OV B2 B2 B2 B2 SC FW FW FW FW FW FW FW FW
POP 12HR 0 30 60 10 0
QPF 12HR 0 0 0.16 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS L L L L
DATE FRI 04/24/26 SAT 04/25/26 SUN 04/26/26 MON 04/27/26
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 75 52 63 49 61 47 67
TEMP 58 57 73 67 55 53 60 57 50 50 59 57 50 50 65 61
DEWPT 51 48 50 51 49 50 51 49 48 47 46 46 44 45 47 47
PWIND DIR N E E E NE NE E E
WIND CHAR LT LT LT GN LT GN LT LT
AVG CLOUDS SC SC SC B1 B1 B1 B2 B2 B2 OV B2 B1 SC SC SC SC
POP 12HR 5 30 40 70 70 40 20 20
RAIN SHWRS C C C C L L L C C S S S
TSTMS S S
MDZ011-212000-
BALTIMORE INNER HARBOR-BALTIMORE CITY MD
39.28N 76.61W ELEV. 20 FT
945 AM EDT TUE APR 21 2026
DATE TUE 04/21/26 WED 04/22/26 THU 04/23/26
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 50 70 54 77
TEMP 49 57 59 54 51 52 52 54 60 66 70 66 59 56 54 56 66 74 76 72
DEWPT 21 20 23 29 34 36 36 38 43 47 49 50 50 50 49 48 48 46 45 47
RH 33 23 25 38 52 54 54 54 53 50 47 56 72 80 83 74 52 37 33 41
WIND DIR S S SE SE S S S SW SW W W NW NW NW NW NW NW NW NW NW
WIND SPD 4 8 11 8 6 5 5 4 4 5 5 2 2 2 2 2 2 4 4 2
CLOUDS CL FW FW SC SC B2 OV B2 B2 B2 B2 FW FW FW FW FW FW FW FW SC
POP 12HR 0 30 60 10 0
QPF 12HR 0 0 0.15 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS L L L L
DATE FRI 04/24/26 SAT 04/25/26 SUN 04/26/26 MON 04/27/26
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 57 75 55 65 51 63 49 68
TEMP 60 59 73 69 58 55 62 60 54 51 60 60 53 51 66 64
DEWPT 49 47 47 48 49 49 49 47 46 44 44 43 43 43 43 44
PWIND DIR N E E E NE NE E E
WIND CHAR LT LT LT GN LT GN LT LT
AVG CLOUDS SC SC SC B1 B1 B1 B2 B2 B2 OV B2 B1 SC SC SC SC
POP 12HR 5 30 40 70 70 40 20 20
RAIN SHWRS C C C C L L L C C S S S
TSTMS S S
WVZ052-212000-
MARTINSBURG AIRPORT-BERKELEY WV
39.41N 77.98W ELEV. 558 FT
945 AM EDT TUE APR 21 2026
DATE TUE 04/21/26 WED 04/22/26 THU 04/23/26
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 63 46 71 49 79
TEMP 48 58 63 57 51 48 48 52 62 68 71 66 59 54 50 53 67 76 79 72
DEWPT 22 22 27 30 33 32 35 41 47 50 50 49 49 48 47 48 49 47 45 48
RH 35 25 25 35 50 54 60 66 58 52 47 54 69 80 89 83 52 36 30 42
WIND DIR S S S S S S S SW SW W NW W W W W NW NW NW NW NW
WIND SPD 4 9 11 6 5 6 5 4 5 9 10 5 3 2 2 2 3 3 4 2
CLOUDS CL FW FW SC B1 B1 OV B2 B2 B1 B1 SC FW FW FW FW FW FW FW SC
POP 12HR 0 40 60 10 5
QPF 12HR 0 0.03 0.22 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S L L C C
DATE FRI 04/24/26 SAT 04/25/26 SUN 04/26/26 MON 04/27/26
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 80 54 69 48 65 45 69
TEMP 56 56 77 71 59 56 66 63 52 50 61 60 50 50 66 64
DEWPT 48 49 50 52 51 50 52 49 46 44 44 44 42 42 46 45
PWIND DIR NW N E E NE NE SE SE
WIND CHAR LT LT LT LT LT LT LT GN
AVG CLOUDS SC SC SC B1 B1 B1 B2 B2 B2 B2 B2 B1 SC SC SC B1
POP 12HR 10 30 40 80 70 40 20 30
RAIN SHWRS C C C L D L C C C S S S C
TSTMS S S
VAZ506-212000-
WASHINGTON DULLES AIRPORT-LOUDOUN VA
38.96N 77.45W ELEV. 321 FT
945 AM EDT TUE APR 21 2026
DATE TUE 04/21/26 WED 04/22/26 THU 04/23/26
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 62 49 71 52 79
TEMP 49 58 62 58 52 51 51 54 61 68 71 67 60 55 53 55 68 76 78 72
DEWPT 22 22 25 29 34 33 35 40 49 54 55 55 54 53 52 52 54 52 51 53
RH 34 25 24 33 50 50 54 59 65 61 57 65 81 93 96 90 61 43 39 51
WIND DIR S SW S S S S S SW SW W W NW W NW NW NW NW NW NW NW
WIND SPD 4 8 10 8 9 10 9 6 5 6 6 4 3 3 3 3 4 5 4 3
CLOUDS CL FW FW SC SC B1 B1 OV B2 B1 B1 SC SC FW FW FW FW FW FW FW
POP 12HR 0 40 60 10 5
QPF 12HR 0 0.01 0.14 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS L L C C
TSTMS S
DATE FRI 04/24/26 SAT 04/25/26 SUN 04/26/26 MON 04/27/26
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 80 55 68 50 63 46 68
TEMP 58 57 78 72 59 56 65 61 52 51 60 58 50 49 66 63
DEWPT 52 51 52 53 53 53 56 52 50 49 48 46 45 46 48 47
PWIND DIR NW N SE E NE NE E SE
WIND CHAR LT LT LT GN LT GN LT LT
AVG CLOUDS SC SC SC B1 B1 B1 B2 B2 B2 B2 B2 B1 SC SC SC SC
POP 12HR 10 30 40 70 80 40 30 20
RAIN SHWRS C C C C L D L C C C S S S
TSTMS S S
VAZ037-212000-
CHARLOTTESVILLE AIRPORT-ALBEMARLE VA
38.14N 78.45W ELEV. 640 FT
945 AM EDT TUE APR 21 2026
DATE TUE 04/21/26 WED 04/22/26 THU 04/23/26
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 66 47 76 51 82
TEMP 51 61 66 59 53 50 49 54 67 73 75 69 62 57 52 56 71 80 81 75
DEWPT 22 23 25 29 31 31 34 40 44 47 48 47 47 48 48 49 50 49 48 49
RH 32 23 21 32 43 48 56 59 43 40 38 45 58 72 86 77 47 34 32 40
WIND DIR S S S S S S S SW SW W W NW W W W NW NW NW W S
WIND SPD 5 9 11 6 4 5 5 5 8 10 9 5 2 2 2 2 2 3 3 2
CLOUDS CL FW FW FW SC B1 SC B1 B2 B1 B1 FW FW FW FW FW FW FW FW SC
POP 12HR 0 20 50 5 10
QPF 12HR 0 0 0.02 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C C C C
TSTMS S
DATE FRI 04/24/26 SAT 04/25/26 SUN 04/26/26 MON 04/27/26
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 83 56 77 53 67 47 72
TEMP 60 59 81 76 61 59 73 68 57 53 64 63 53 51 69 66
DEWPT 49 50 48 49 49 52 54 52 49 48 46 44 43 45 46 44
PWIND DIR W W NE N NE NE NE SE
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS FW FW FW SC SC SC B1 B2 B2 B2 B1 B1 SC SC SC B1
POP 12HR 5 20 20 70 60 40 20 30
RAIN SHWRS S S S C L L C C C S S C
TSTMS S S
MDZ003-212000-
HAGERSTOWN AIRPORT-WASHINGTON MD
39.71N 77.73W ELEV. 705 FT
945 AM EDT TUE APR 21 2026
DATE TUE 04/21/26 WED 04/22/26 THU 04/23/26
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 46 69 49 78
TEMP 47 56 60 55 51 48 48 51 59 66 69 64 57 53 49 53 66 74 77 70
DEWPT 22 23 27 31 33 33 35 41 48 53 54 52 52 51 48 50 52 50 49 51
RH 37 27 28 40 50 56 60 68 67 63 59 65 83 93 96 89 61 43 37 51
WIND DIR S S S S S S S S SW W W W W W NW NW NW NW NW NW
WIND SPD 5 8 11 6 6 6 5 4 5 8 8 4 2 2 2 2 4 4 4 3
CLOUDS CL FW FW SC SC B1 OV B2 B2 B1 B1 SC FW FW FW FW FW FW FW FW
POP 12HR 0 50 60 5 5
QPF 12HR 0 0.01 0.13 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C L L C C
DATE FRI 04/24/26 SAT 04/25/26 SUN 04/26/26 MON 04/27/26
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 77 53 63 48 62 45 66
TEMP 55 56 75 69 57 55 61 58 51 48 59 58 49 49 64 62
DEWPT 49 49 52 54 52 51 53 50 47 46 46 46 44 44 48 48
PWIND DIR N N SE E NE E SE SE
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS SC SC SC B1 B1 B1 B2 B2 B2 B2 B2 B2 SC SC SC B1
POP 12HR 5 30 40 80 70 40 20 20
RAIN SHWRS C C C L D L C C C S S S S
TSTMS S S
MDZ017-212000-
PATUXENT RIVER NAS MD
38.29N 76.41W ELEV. 39 FT
945 AM EDT TUE APR 21 2026
DATE TUE 04/21/26 WED 04/22/26 THU 04/23/26
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 52 74 56 77
TEMP 51 56 57 53 54 54 54 57 68 70 72 66 61 58 57 58 68 74 75 68
DEWPT 23 26 30 35 40 41 40 41 46 52 54 55 54 53 53 53 54 54 54 53
RH 33 31 35 50 59 61 59 55 45 53 53 68 78 83 86 83 61 50 48 59
WIND DIR NE SE SE S S S S SW SW W W W NW NW NW NW N N N SE
WIND SPD 4 10 13 10 11 12 12 11 10 9 5 2 2 3 4 4 5 5 4 2
CLOUDS CL CL FW FW SC B2 B2 B2 B2 B2 B2 SC SC FW FW FW FW FW FW FW
POP 12HR 0 10 60 10 0
QPF 12HR 0 0 0.07 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS L L L L
DATE FRI 04/24/26 SAT 04/25/26 SUN 04/26/26 MON 04/27/26
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 58 77 56 71 54 65 50 69
TEMP 61 61 74 67 59 59 68 61 57 55 63 58 53 54 66 62
DEWPT 54 53 54 53 53 54 55 52 52 50 49 47 47 47 48 48
PWIND DIR SW E SE E NE NE NE E
WIND CHAR LT LT LT GN GN GN GN GN
AVG CLOUDS FW SC SC SC B1 B1 B1 B2 B2 B2 B2 B1 SC SC SC SC
POP 12HR 10 20 30 50 70 50 30 20
RAIN SHWRS S C C C C L L C C C S S
TSTMS S
WVZ502-212000-
PETERSBURG WV
38.99N 79.15W ELEV. 963 FT
945 AM EDT TUE APR 21 2026
DATE TUE 04/21/26 WED 04/22/26 THU 04/23/26
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 71 49 71 50 80
TEMP 51 65 71 64 55 53 54 56 64 69 71 66 59 54 50 53 70 78 80 73
DEWPT 20 20 28 35 38 41 42 45 50 52 52 51 51 50 49 51 52 49 49 50
RH 29 18 20 34 53 64 64 66 60 55 51 58 75 86 96 93 53 36 34 44
WIND DIR S S W SW S S SW W W W W W W W W W NW NW NW W
WIND SPD 3 5 9 5 4 4 5 5 8 10 9 4 2 2 1 1 2 4 4 2
CLOUDS CL FW SC B1 B1 B1 B2 B2 B2 B1 B1 SC SC FW FW FW FW FW FW FW
POP 12HR 0 40 60 10 10
QPF 12HR 0 0 0.02 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C L L C C
TSTMS S S
DATE FRI 04/24/26 SAT 04/25/26 SUN 04/26/26 MON 04/27/26
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 83 55 76 48 68 46 72
TEMP 56 56 81 74 59 57 72 68 53 50 65 63 50 49 69 66
DEWPT 50 49 49 52 51 52 56 54 50 47 48 46 46 45 47 47
PWIND DIR W W SW W NE NE SE SE
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS FW FW SC SC SC B1 B2 B2 B2 B1 B1 B1 SC SC SC B1
POP 12HR 5 20 30 80 60 40 20 30
RAIN SHWRS S C C L D L C C C S S S C
TSTMS S S
MDZ014-212000-
ANNAPOLIS MD
38.99N 76.49W ELEV. 7 FT
945 AM EDT TUE APR 21 2026
DATE TUE 04/21/26 WED 04/22/26 THU 04/23/26
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 50 68 54 73
TEMP 49 55 57 54 52 52 52 55 59 64 67 63 59 56 54 56 63 69 72 67
DEWPT 23 25 27 34 38 41 39 40 45 50 52 53 53 52 52 51 51 50 50 51
RH 36 31 31 46 59 66 61 57 60 60 59 70 80 86 93 83 65 51 46 56
WIND DIR SE SE S S S S S SW SW SW W NW W W NW NW N NW W SW
WIND SPD 5 11 13 11 10 10 10 8 6 6 5 2 2 2 2 3 3 3 4 2
CLOUDS CL FW FW SC SC B2 B2 B2 B2 B2 B2 SC FW FW FW FW FW FW FW FW
POP 12HR 0 20 60 10 0
QPF 12HR 0 0 0.13 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS L L L L
DATE FRI 04/24/26 SAT 04/25/26 SUN 04/26/26 MON 04/27/26
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 55 64 51 61 49 66
TEMP 58 58 68 66 57 56 60 59 53 52 58 57 52 51 63 61
DEWPT 52 49 50 51 51 51 51 50 49 47 46 46 46 46 46 48
PWIND DIR E E E E NE NE E E
WIND CHAR LT LT LT GN GN GN LT LT
AVG CLOUDS SC SC SC B1 B1 B1 B2 B2 B2 B2 B2 B1 SC SC SC SC
POP 12HR 5 30 40 60 70 40 20 20
RAIN SHWRS C C C C L L L C C S S S
TSTMS S
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