209
FOUS51 KLWX 171504
PFMLWX
POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
1104 AM EDT TUE MAR 17 2026
VAZ054-172000-
REAGAN NATIONAL AIRPORT-ARLINGTON VA
38.86N 77.03W ELEV. 66 FT
1104 AM EDT TUE MAR 17 2026
DATE TUE 03/17/26 WED 03/18/26 THU 03/19/26
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 43 27 43 32 54
TEMP 40 41 39 33 30 29 28 35 40 43 40 35 34 33 33 43 52 54 50
DEWPT 15 15 14 13 13 13 11 10 10 12 17 19 22 23 23 25 26 29 30
RH 36 34 35 43 49 51 48 35 28 28 39 52 61 66 66 49 36 38 46
WIND DIR W W NW NW NW NW N N S S SE SE S S S S S S SE
WIND SPD 13 12 8 5 9 6 4 4 4 8 9 6 6 5 5 6 6 8 8
WIND GUST 23 20 17
CLOUDS B1 B1 SC FW FW SC SC B1 B1 SC SC SC B1 B1 B1 B1 SC B1 B1
POP 12HR 20 20 0 0 0
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
SNOWSHWRS S S
DATE FRI 03/20/26 SAT 03/21/26 SUN 03/22/26 MON 03/23/26
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 39 61 47 65 48 69 43 56
TEMP 42 41 58 56 49 47 61 59 52 48 65 62 49 43 53 50
DEWPT 32 33 35 37 39 38 39 42 40 41 40 39 33 29 26 26
PWIND DIR S SW SW SW SW SW NW NW
WIND CHAR LT LT GN GN GN BZ BZ BZ
AVG CLOUDS SC SC B1 B1 B1 B1 B1 B1 B1 B1 B1 SC B1 B1 SC SC
POP 12HR 10 5 30 20 10 20 30 10
RAIN C C S S S C
MDZ013-172000-
BALTIMORE/WASHINGTON AIRPORT-ANNE ARUNDEL MD
39.19N 76.67W ELEV. 154 FT
1104 AM EDT TUE MAR 17 2026
DATE TUE 03/17/26 WED 03/18/26 THU 03/19/26
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 43 25 41 31 53
TEMP 41 41 35 31 28 26 27 34 39 41 37 34 33 31 32 43 51 53 47
DEWPT 16 15 16 15 14 13 12 11 11 13 18 22 24 24 25 26 29 31 32
RH 36 34 45 51 55 57 53 38 31 31 46 61 69 75 75 51 42 43 56
WIND DIR W W W NW NW NW NW N SE S SE S S S S S S S SE
WIND SPD 16 14 8 8 4 3 2 2 4 5 3 3 3 2 2 4 5 5 3
WIND GUST 25 20
CLOUDS B1 B1 SC CL FW FW SC B1 B1 SC SC B1 B1 SC B1 B1 B1 B1 B1
POP 12HR 20 20 0 0 0
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
SNOWSHWRS S S
DATE FRI 03/20/26 SAT 03/21/26 SUN 03/22/26 MON 03/23/26
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 37 58 43 60 43 66 40 54
TEMP 39 39 56 52 45 43 58 54 46 44 62 59 45 40 51 48
DEWPT 32 33 37 38 38 37 39 40 39 38 40 38 31 28 27 25
PWIND DIR S SW SW SW SW W NW NW
WIND CHAR LT LT LT GN LT GN GN GN
AVG CLOUDS SC SC B1 B1 B1 B1 B1 B1 B1 B1 B2 B1 B1 B1 SC SC
POP 12HR 10 10 30 20 20 20 30 10
RAIN S C S S S S C
MDZ011-172000-
BALTIMORE INNER HARBOR-BALTIMORE CITY MD
39.28N 76.61W ELEV. 20 FT
1104 AM EDT TUE MAR 17 2026
DATE TUE 03/17/26 WED 03/18/26 THU 03/19/26
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 42 27 40 33 52
TEMP 40 42 38 33 30 29 27 34 38 40 38 36 35 34 34 43 50 52 48
DEWPT 15 14 15 13 14 12 11 9 9 11 15 19 22 22 23 24 25 27 29
RH 36 31 38 43 51 48 50 35 29 30 38 50 59 61 64 47 37 38 47
WIND DIR W W W NW NW NW NW N S S SE S S S S S S S SE
WIND SPD 14 14 8 10 3 2 2 2 3 5 2 2 2 2 2 3 5 4 2
WIND GUST 25 26 20
CLOUDS B1 B1 SC CL FW SC SC B1 B1 SC SC B1 B1 B1 B1 B1 B1 B1 B1
POP 12HR 20 20 0 0 0
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
SNOWSHWRS S S
DATE FRI 03/20/26 SAT 03/21/26 SUN 03/22/26 MON 03/23/26
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 39 58 46 62 46 65 41 54
TEMP 42 40 55 54 48 46 60 56 50 47 61 59 47 41 51 48
DEWPT 31 32 33 35 38 37 38 39 39 38 37 36 31 27 25 23
PWIND DIR S SW SW SW S W NW NW
WIND CHAR LT LT LT LT LT GN LT GN
AVG CLOUDS SC SC B1 B1 B1 B1 B1 B1 B1 B1 B2 B1 B1 B1 SC SC
POP 12HR 10 10 30 20 20 20 30 10
RAIN C C S S S S C
WVZ052-172000-
MARTINSBURG AIRPORT-BERKELEY WV
39.41N 77.98W ELEV. 558 FT
1104 AM EDT TUE MAR 17 2026
DATE TUE 03/17/26 WED 03/18/26 THU 03/19/26
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 38 22 40 27 53
TEMP 37 36 32 28 25 24 22 31 38 40 37 33 30 29 30 42 51 53 47
DEWPT 12 11 11 11 10 10 11 10 11 13 15 17 17 19 20 25 29 32 32
RH 35 35 41 48 52 54 62 41 32 33 40 51 58 66 66 50 42 44 56
WIND DIR W W W NW NW W SW S S S SE S S S S S S S SE
WIND SPD 17 18 13 10 4 2 2 2 6 9 6 5 4 3 2 4 5 5 2
WIND GUST 29
CLOUDS B1 B1 SC FW SC SC SC B1 SC SC SC B1 B2 B1 B1 B1 B1 B1 SC
POP 12HR 40 20 0 0 5
QPF 12HR 0.01 0 0 0 0
SNOW 12HR T 00-00 00-00
RAIN S
SNOWSHWRS C C S
DATE FRI 03/20/26 SAT 03/21/26 SUN 03/22/26 MON 03/23/26
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 34 61 43 64 44 67 39 53
TEMP 39 36 57 55 47 44 61 58 49 45 64 59 46 39 50 47
DEWPT 32 32 37 39 37 37 41 40 39 38 41 38 31 27 25 23
PWIND DIR SW SW SW SW SW W NW NW
WIND CHAR LT LT LT GN LT GN GN GN
AVG CLOUDS SC SC B1 B1 B2 B2 B2 B1 SC B2 B1 B1 B1 B1 B1 SC
POP 12HR 20 10 30 20 20 20 30 10
RAIN S C S S S S C C
VAZ506-172000-
WASHINGTON DULLES AIRPORT-LOUDOUN VA
38.96N 77.45W ELEV. 321 FT
1104 AM EDT TUE MAR 17 2026
DATE TUE 03/17/26 WED 03/18/26 THU 03/19/26
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 41 24 42 29 53
TEMP 40 40 35 30 27 26 26 34 40 42 39 35 32 31 31 42 51 53 49
DEWPT 15 14 14 14 14 14 13 11 12 15 18 21 22 22 23 26 31 33 34
RH 36 34 41 51 57 60 57 38 31 33 42 56 66 69 72 53 46 46 56
WIND DIR W NW NW NW NW NW N N S S S S S S S S S S SE
WIND SPD 13 13 9 10 4 3 2 2 5 5 5 5 5 4 4 5 5 5 4
WIND GUST 24 25 21
CLOUDS B1 B1 SC FW FW SC B1 B1 SC SC SC B1 B1 B1 B1 B2 B1 B1 B1
POP 12HR 20 20 0 0 0
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
SNOWSHWRS S S
DATE FRI 03/20/26 SAT 03/21/26 SUN 03/22/26 MON 03/23/26
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 36 61 44 63 45 69 40 55
TEMP 42 38 57 55 48 45 60 57 49 46 64 62 47 40 52 49
DEWPT 34 35 40 41 41 39 42 42 40 40 43 41 34 29 27 27
PWIND DIR S SW SW SW SW SW NW NW
WIND CHAR LT LT LT GN LT GN GN GN
AVG CLOUDS SC SC B1 B1 B1 B1 B1 B1 B1 B1 B2 B1 B1 B1 SC SC
POP 12HR 10 10 30 20 10 20 30 10
RAIN C S S S C C
VAZ037-172000-
CHARLOTTESVILLE AIRPORT-ALBEMARLE VA
38.14N 78.45W ELEV. 640 FT
1104 AM EDT TUE MAR 17 2026
DATE TUE 03/17/26 WED 03/18/26 THU 03/19/26
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 43 24 42 28 56
TEMP 40 42 37 31 28 26 25 34 39 42 39 35 33 30 31 43 54 56 51
DEWPT 10 9 7 7 9 9 9 8 8 10 12 14 16 18 19 23 27 30 30
RH 28 25 28 36 44 48 50 33 27 26 32 41 49 60 61 45 35 37 44
WIND DIR W W W W NW NW E SE S S S S S SW SW S S S S
WIND SPD 13 9 5 6 2 2 1 3 6 6 4 2 2 2 2 3 5 4 2
WIND GUST 23 16
CLOUDS B1 B1 SC CL SC SC FW B1 SC SC SC B1 B1 SC SC SC SC B1 B1
POP 12HR 40 30 0 0 0
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
SNOWSHWRS C C
DATE FRI 03/20/26 SAT 03/21/26 SUN 03/22/26 MON 03/23/26
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 36 64 45 69 48 72 45 61
TEMP 43 38 62 59 51 47 66 63 54 49 69 66 53 45 57 55
DEWPT 32 32 37 38 38 39 41 40 40 40 44 40 36 32 28 25
PWIND DIR SW SW SW SW SW SW W NW
WIND CHAR LT LT LT LT LT GN GN GN
AVG CLOUDS SC SC SC SC B1 B1 B1 B1 SC SC B1 SC SC SC SC SC
POP 12HR 5 5 20 10 5 10 20 20
RAIN S S S S
MDZ003-172000-
HAGERSTOWN AIRPORT-WASHINGTON MD
39.71N 77.73W ELEV. 705 FT
1104 AM EDT TUE MAR 17 2026
DATE TUE 03/17/26 WED 03/18/26 THU 03/19/26
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 36 22 40 28 51
TEMP 35 36 31 26 25 23 22 31 37 40 36 33 31 30 30 40 49 51 46
DEWPT 13 13 12 14 13 12 12 11 12 14 17 18 19 20 23 26 32 34 35
RH 40 38 45 60 60 62 65 43 35 34 45 53 61 66 75 57 52 52 65
WIND DIR W W NW NW W W S SW S S SE S S S S S S S SE
WIND SPD 17 19 13 12 4 2 2 3 5 8 5 5 5 4 3 4 5 5 3
WIND GUST 27
CLOUDS B2 B1 SC FW SC SC SC SC SC SC SC B1 B2 B2 B1 B1 B1 B1 SC
POP 12HR 50 20 0 0 5
QPF 12HR 0.01 0 0 0 0
SNOW 12HR T 00-00 00-00
RAIN S
SNOWSHWRS C C S
DATE FRI 03/20/26 SAT 03/21/26 SUN 03/22/26 MON 03/23/26
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 35 57 42 59 43 65 36 51
TEMP 39 37 54 52 45 43 56 53 47 44 61 56 42 36 48 45
DEWPT 33 34 40 40 38 38 41 39 39 38 42 38 31 27 25 23
PWIND DIR S SW SW SW S W NW NW
WIND CHAR LT LT LT GN LT GN GN GN
AVG CLOUDS SC SC B1 B1 B2 B2 B1 B1 B1 B2 B1 B1 B1 B1 B1 SC
POP 12HR 20 10 30 20 20 20 30 10
RAIN S C C S S S C S
MDZ017-172000-
PATUXENT RIVER NAS MD
38.29N 76.41W ELEV. 39 FT
1104 AM EDT TUE MAR 17 2026
DATE TUE 03/17/26 WED 03/18/26 THU 03/19/26
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 47 29 43 34 52
TEMP 44 46 40 36 32 31 31 37 41 42 38 37 36 36 36 46 51 50 44
DEWPT 16 17 19 18 16 16 14 15 15 17 21 25 27 28 29 29 30 31 32
RH 32 31 42 47 51 53 49 40 34 36 50 61 69 72 75 51 44 48 62
WIND DIR W NW NW NW NW NW N N SE SE S S S S S S SE SE SE
WIND SPD 12 12 10 8 9 8 5 5 5 5 5 5 5 4 4 5 6 6 5
WIND GUST 19
CLOUDS SC B2 B2 SC FW SC B1 B1 B1 SC SC SC SC SC SC SC SC SC B1
POP 12HR 40 40 0 0 0
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S
SNOWSHWRS S C S
DATE FRI 03/20/26 SAT 03/21/26 SUN 03/22/26 MON 03/23/26
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 39 59 44 60 45 67 43 56
TEMP 42 41 58 50 48 46 58 54 49 46 62 58 50 44 53 49
DEWPT 34 35 38 39 40 39 41 40 41 41 43 41 36 32 30 29
PWIND DIR S S S SW SW SW NW NW
WIND CHAR LT LT GN GN GN GN GN GN
AVG CLOUDS B1 SC SC SC B1 B1 B1 B1 B1 SC B1 B1 B1 B1 SC FW
POP 12HR 5 5 20 20 10 20 20 20
RAIN S S S S S S S
TSTMS S
WVZ502-172000-
PETERSBURG WV
38.99N 79.15W ELEV. 963 FT
1104 AM EDT TUE MAR 17 2026
DATE TUE 03/17/26 WED 03/18/26 THU 03/19/26
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 36 16 45 26 57
TEMP 34 35 30 23 21 19 17 30 41 45 39 33 30 28 30 43 54 57 50
DEWPT 13 12 12 10 9 8 7 8 10 15 17 19 20 22 25 31 35 36 37
RH 41 38 46 57 59 61 64 39 27 29 40 56 66 78 81 62 48 45 61
WIND DIR W W S E S SW S S S S S S S SW SW SW SW W SW
WIND SPD 14 17 5 3 2 1 1 2 4 5 3 3 2 2 2 2 3 3 2
WIND GUST 25 18
CLOUDS B1 B1 SC FW B1 SC SC SC SC B1 B1 B1 B1 B1 B1 B1 B1 B1 B2
POP 12HR 40 20 0 0 5
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
SNOWSHWRS C C S
DATE FRI 03/20/26 SAT 03/21/26 SUN 03/22/26 MON 03/23/26
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 34 64 41 67 43 70 37 56
TEMP 40 36 60 56 46 43 64 59 49 44 67 60 45 37 53 48
DEWPT 36 35 40 41 40 38 41 42 42 41 42 40 34 29 26 25
PWIND DIR SW SW SW W SW W W NW
WIND CHAR LT LT LT LT LT GN LT GN
AVG CLOUDS SC SC B1 B1 B1 B1 B1 SC SC SC B1 SC B1 B1 SC SC
POP 12HR 10 10 20 20 10 20 30 10
RAIN S S S C S
MDZ014-172000-
ANNAPOLIS MD
38.99N 76.49W ELEV. 7 FT
1104 AM EDT TUE MAR 17 2026
DATE TUE 03/17/26 WED 03/18/26 THU 03/19/26
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 42 28 39 33 49
TEMP 39 41 37 33 30 28 28 33 37 39 37 35 35 34 34 42 47 49 45
DEWPT 17 16 16 16 15 14 12 11 12 14 19 24 25 26 26 26 29 30 32
RH 40 36 42 49 53 55 50 39 35 35 48 64 66 72 72 53 49 48 60
WIND DIR W W W NW NW NW NW N SE S S S S S S S S S S
WIND SPD 14 13 9 9 6 5 3 3 4 5 5 5 5 4 4 5 8 6 4
WIND GUST 24 20 19
CLOUDS B1 B1 SC FW FW SC SC B1 B1 SC SC B1 B1 SC B1 SC SC B1 B1
POP 12HR 20 20 0 0 0
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
SNOWSHWRS S S
DATE FRI 03/20/26 SAT 03/21/26 SUN 03/22/26 MON 03/23/26
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 38 56 44 59 45 62 41 52
TEMP 41 40 53 50 46 45 56 53 47 45 58 56 47 41 49 46
DEWPT 33 34 36 38 38 38 40 42 40 39 41 40 34 30 27 28
PWIND DIR S S SW SW S SW NW NW
WIND CHAR LT LT LT GN LT GN GN GN
AVG CLOUDS SC SC B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 SC SC
POP 12HR 10 5 30 20 20 20 30 10
RAIN S C S S S S C
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