134
FOUS51 KLWX 171835
PFMLWX
POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
235 PM EDT TUE MAR 17 2026
VAZ054-172000-
REAGAN NATIONAL AIRPORT-ARLINGTON VA
38.86N 77.03W ELEV. 66 FT
235 PM 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 28 42 32 54
TEMP 41 38 34 30 29 30 35 40 42 39 35 34 33 34 44 52 54 49
DEWPT 15 13 14 13 13 13 13 11 12 15 19 22 24 24 25 26 28 29
RH 34 35 43 49 51 49 40 30 29 37 52 61 69 66 47 36 36 46
WIND DIR W NW NW NW NW N NE S S SE SE S S S S S S SE
WIND SPD 12 8 5 9 6 5 4 4 8 8 6 6 5 5 6 8 9 8
WIND GUST 23 20 17
CLOUDS OV B2 FW FW SC B1 B1 SC FW FW SC SC SC SC FW SC B1 B2
POP 12HR 20 20 0 0 0
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN S
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 41 59 45 64 48 70 45 56
TEMP 43 42 57 56 48 46 61 59 50 50 67 64 52 45 52 48
DEWPT 31 33 35 37 39 40 40 40 41 41 41 41 38 31 24 21
PWIND DIR S SW SW SW SW SW NW NW
WIND CHAR LT LT GN GN GN GN GN BZ
AVG CLOUDS B2 B1 B1 B1 B2 B1 B1 B1 B1 B1 B1 B1 B1 B1 FW FW
POP 12HR 20 5 20 10 10 20 30 10
RAIN S S S S S C S
MDZ013-172000-
BALTIMORE/WASHINGTON AIRPORT-ANNE ARUNDEL MD
39.19N 76.67W ELEV. 154 FT
235 PM 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 30 52
TEMP 42 37 32 28 26 27 34 39 41 37 33 32 31 32 44 50 52 47
DEWPT 15 16 15 14 12 13 12 15 16 17 21 23 24 25 27 28 29 30
RH 33 42 49 55 55 55 39 37 36 44 61 69 75 75 51 42 41 51
WIND DIR W W NW NW NW N NE SE S SE S S S S S S S S
WIND SPD 14 8 8 4 3 2 2 4 5 3 2 2 2 2 5 6 5 3
WIND GUST 25 20
CLOUDS B2 SC FW FW SC B1 B1 B1 SC SC SC SC SC SC FW SC B1 B2
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 57 41 59 43 67 44 56
TEMP 40 39 55 54 45 43 56 53 45 45 64 62 52 44 52 47
DEWPT 31 32 37 38 39 39 40 39 39 38 43 43 40 33 28 23
PWIND DIR S SE SW SW SW W NW NW
WIND CHAR LT LT LT GN LT GN GN GN
AVG CLOUDS B2 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 FW FW
POP 12HR 20 5 20 20 10 20 30 10
RAIN S S S S S C C
MDZ011-172000-
BALTIMORE INNER HARBOR-BALTIMORE CITY MD
39.28N 76.61W ELEV. 20 FT
235 PM 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 41 33 51
TEMP 40 37 33 30 29 28 35 38 40 38 35 33 33 35 44 50 51 47
DEWPT 14 12 13 12 11 11 12 13 14 14 18 22 23 23 23 25 26 28
RH 34 35 43 46 46 48 38 35 34 37 49 63 66 61 43 37 37 47
WIND DIR W W NW NW NW NW NE SE SE S SE S S S S S S S
WIND SPD 14 8 10 3 2 2 2 4 5 2 2 2 2 2 4 5 5 2
WIND GUST 26 20
CLOUDS B2 SC FW FW SC B1 B1 SC FW FW SC SC B1 SC SC B1 B1 B2
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 40 56 44 61 46 65 43 53
TEMP 41 42 54 53 47 46 58 55 49 48 63 59 50 44 50 45
DEWPT 31 32 33 34 38 38 39 38 39 39 39 38 37 29 23 19
PWIND DIR S SW SW SW S W NW NW
WIND CHAR LT LT LT LT LT GN LT GN
AVG CLOUDS B2 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 FW FW
POP 12HR 20 5 20 20 10 20 30 10
RAIN S S S S S C C
TSTMS S
WVZ052-172000-
MARTINSBURG AIRPORT-BERKELEY WV
39.41N 77.98W ELEV. 558 FT
235 PM 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 23 41 27 54
TEMP 38 33 29 25 25 25 32 38 41 36 32 29 29 30 41 51 53 48
DEWPT 11 11 10 9 10 10 10 11 13 15 16 17 18 20 23 28 30 31
RH 32 39 44 50 52 52 39 32 31 42 51 60 63 66 48 41 41 51
WIND DIR W W NW NW W SW S S S S S S S SE S S S SE
WIND SPD 18 13 10 4 2 1 2 6 9 6 5 4 3 2 4 6 6 3
WIND GUST 29
CLOUDS B1 SC FW SC SC SC SC FW SC SC SC B1 SC SC B1 B2 B2 B2
POP 12HR 40 20 5 0 10
QPF 12HR 0.01 0 0 0 0
SNOW 12HR T 00-00 00-00
RAIN C
SNOWSHWRS 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 36 57 41 64 44 69 40 53
TEMP 40 38 55 54 46 44 60 57 49 46 65 61 48 41 49 44
DEWPT 32 32 38 38 38 38 41 40 39 39 41 40 34 28 22 20
PWIND DIR SW SW SW SW SW W NW NW
WIND CHAR LT LT LT GN LT GN GN GN
AVG CLOUDS B2 B1 B1 B1 B2 B2 B2 B1 B1 B2 B1 B1 B1 B1 SC SC
POP 12HR 30 10 20 20 10 20 30 10
RAIN C S S S S S C S
VAZ506-172000-
WASHINGTON DULLES AIRPORT-LOUDOUN VA
38.96N 77.45W ELEV. 321 FT
235 PM 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 28 54
TEMP 40 35 30 28 26 25 34 39 41 38 33 31 29 30 43 51 54 49
DEWPT 14 15 14 14 13 14 13 13 14 18 20 22 23 24 26 30 32 33
RH 34 43 51 55 57 62 41 34 33 44 58 69 78 78 51 44 43 54
WIND DIR NW NW NW NW NW N NE S S SE SE S S S S S S S
WIND SPD 13 9 10 4 3 2 2 5 5 4 5 4 4 3 5 6 5 4
WIND GUST 25 21
CLOUDS B2 SC FW SC SC B1 B1 SC FW FW SC B1 SC SC SC B1 B1 B2
POP 12HR 20 20 0 0 5
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN S
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 58 43 62 45 69 44 57
TEMP 41 39 57 56 47 44 59 57 48 47 66 64 53 44 52 48
DEWPT 34 35 40 41 41 42 44 42 40 41 46 46 42 34 29 25
PWIND DIR S W SW SW SW SW NW NW
WIND CHAR LT LT LT GN GN GN GN GN
AVG CLOUDS B2 B1 B1 B2 B2 B2 B1 B1 B1 B1 B1 B1 B1 SC SC FW
POP 12HR 20 5 20 10 10 20 30 10
RAIN S S S S S C S
VAZ037-172000-
CHARLOTTESVILLE AIRPORT-ALBEMARLE VA
38.14N 78.45W ELEV. 640 FT
235 PM 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 42 29 56
TEMP 42 37 32 28 27 26 33 38 41 38 34 31 31 31 43 53 55 51
DEWPT 9 8 7 8 9 9 10 11 12 12 14 16 17 18 22 26 29 30
RH 25 29 34 42 46 48 38 32 30 34 43 53 56 58 43 35 37 44
WIND DIR W W W NW NW NE SE S S SE S S S S S S S S
WIND SPD 9 5 6 2 2 2 3 5 5 3 2 2 2 2 4 5 5 3
WIND GUST 23 16
CLOUDS B2 SC CL FW B1 B1 SC SC SC FW FW SC SC FW SC B1 B1 B1
POP 12HR 40 30 5 0 5
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 38 62 43 69 47 74 46 60
TEMP 43 40 59 59 49 45 66 63 53 49 70 68 55 47 56 53
DEWPT 33 33 38 37 38 39 41 41 40 41 43 42 40 34 25 22
PWIND DIR SW S SW SW SW SW W NW
WIND CHAR LT LT LT LT LT GN GN GN
AVG CLOUDS B1 SC SC SC B1 B1 B1 B1 SC SC SC SC SC SC SC SC
POP 12HR 10 5 10 10 5 20 20 10
RAIN S S S
MDZ003-172000-
HAGERSTOWN AIRPORT-WASHINGTON MD
39.71N 77.73W ELEV. 705 FT
235 PM 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 27 51
TEMP 34 30 27 25 24 24 32 38 40 35 31 29 29 30 41 48 51 46
DEWPT 13 13 13 12 12 13 11 12 14 17 18 19 21 22 26 31 33 33
RH 41 49 55 57 60 62 41 34 34 47 58 66 72 72 55 51 50 60
WIND DIR W NW NW W W SW S S S SE SE S SE S S S S SE
WIND SPD 19 13 12 4 2 2 2 5 6 5 5 4 3 3 5 6 5 4
CLOUDS B2 SC SC SC SC SC SC FW SC SC SC B1 B1 B1 B1 B2 B2 B2
POP 12HR 50 20 5 0 10
QPF 12HR 0.01 0 0 0 0
SNOW 12HR T 00-00 00-00
RAIN C
SNOWSHWRS 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 36 55 41 59 43 66 40 52
TEMP 40 38 53 53 46 43 56 53 47 45 64 60 49 40 48 44
DEWPT 34 35 40 41 40 40 42 40 39 40 45 43 37 31 25 21
PWIND DIR S W SW SW S W NW NW
WIND CHAR LT LT LT GN LT GN GN GN
AVG CLOUDS B2 B1 B2 B2 B2 B2 B1 B1 B1 B2 B1 B1 B1 B1 SC SC
POP 12HR 30 10 30 20 10 20 30 10
RAIN C C C S S S S C S
TSTMS S
MDZ017-172000-
PATUXENT RIVER NAS MD
38.29N 76.41W ELEV. 39 FT
235 PM 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 42 34 51
TEMP 46 40 35 32 31 31 37 40 41 38 37 36 36 36 47 51 49 44
DEWPT 17 23 18 16 15 15 17 17 18 20 24 27 28 28 28 29 29 31
RH 31 50 49 51 51 51 44 39 39 48 59 69 72 72 47 42 46 60
WIND DIR NW NW NW NW NW N NE SE SE SE SE S S S S SE SE S
WIND SPD 12 10 8 9 8 6 5 5 5 4 4 4 4 4 5 8 8 5
WIND GUST 19
CLOUDS B2 OV B1 FW SC B1 B1 SC SC FW FW SC SC FW FW SC B1 B1
POP 12HR 40 40 0 0 0
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
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 56 43 60 45 66 47 58
TEMP 42 41 55 51 47 44 57 53 49 47 63 59 54 47 55 49
DEWPT 34 35 38 38 39 40 42 41 41 41 43 45 43 36 32 29
PWIND DIR S S S SW SW SW NW NW
WIND CHAR LT LT GN GN GN GN GN GN
AVG CLOUDS B1 B1 SC B1 B1 B1 B1 B1 B1 B1 SC B1 B1 B1 SC FW
POP 12HR 10 5 20 10 10 10 30 10
RAIN S C S
WVZ502-172000-
PETERSBURG WV
38.99N 79.15W ELEV. 963 FT
235 PM 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 17 45 26 57
TEMP 34 27 24 21 19 18 30 39 44 39 34 31 29 30 44 54 57 51
DEWPT 12 10 9 9 8 9 6 7 13 18 20 21 21 25 31 35 36 38
RH 39 48 52 59 61 67 35 26 28 42 56 66 72 81 60 48 45 61
WIND DIR W S E S SW N S S S S S S S S S SW SW SW
WIND SPD 17 5 3 2 1 0 2 4 5 3 3 2 2 2 2 3 3 2
WIND GUST 18
CLOUDS B1 SC SC SC SC SC SC SC B1 B1 B1 B1 SC B1 B1 B1 B2 B2
POP 12HR 40 20 5 0 10
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN S
SNOWSHWRS 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 36 62 40 67 44 74 41 55
TEMP 41 38 60 57 46 41 63 59 49 47 71 65 52 41 52 47
DEWPT 37 37 41 41 40 40 43 42 40 41 46 46 40 31 26 23
PWIND DIR SW SW SW W SW W NW NW
WIND CHAR LT LT LT LT LT GN LT GN
AVG CLOUDS B2 B1 B1 B1 B1 B1 B1 SC SC SC SC SC B1 SC SC SC
POP 12HR 20 10 10 10 10 20 20 10
RAIN S S S S
MDZ014-172000-
ANNAPOLIS MD
38.99N 76.49W ELEV. 7 FT
235 PM 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 41 37 33 30 29 28 33 36 39 37 35 35 34 34 42 47 48 46
DEWPT 16 16 16 15 14 13 15 15 14 18 23 24 26 26 27 28 29 31
RH 36 42 49 53 53 53 47 42 35 46 61 64 72 72 55 47 47 55
WIND DIR W W NW NW NW N NE SE S S S S S S S S S S
WIND SPD 13 9 9 6 5 4 4 4 5 4 4 4 4 4 5 8 8 5
WIND GUST 24 20 19
CLOUDS B2 B1 FW FW SC B1 B2 SC FW FW SC SC SC FW FW SC B1 B2
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 53 43 57 45 62 43 52
TEMP 41 40 51 51 46 44 54 53 47 46 59 58 51 44 48 46
DEWPT 33 34 35 38 39 39 41 41 40 39 41 42 40 32 27 25
PWIND DIR S S SW SW S SW NW NW
WIND CHAR LT LT LT GN LT GN GN GN
AVG CLOUDS B2 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 FW FW
POP 12HR 20 5 20 10 10 20 30 10
RAIN S S S S C C
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