404
FOUS51 KLWX 190001
PFMLWX
POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
801 PM EDT WED MAR 18 2026
VAZ054-190800-
REAGAN NATIONAL AIRPORT-ARLINGTON VA
38.86N 77.03W ELEV. 66 FT
801 PM EDT WED MAR 18 2026
DATE 03/18/26 THU 03/19/26 FRI 03/20/26 SAT
EDT 3HRLY 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12
MIN/MAX 32 55 41 64 51
TEMP 35 34 34 34 43 52 54 51 46 43 42 42 52 61 63 59 55 54 53 52
DEWPT 18 21 24 25 26 26 28 31 32 33 34 34 36 37 39 40 42 44 45 44
RH 49 58 66 69 51 36 36 46 58 67 73 73 54 41 41 49 61 69 74 74
WIND DIR SE S S S S S S SE S S S S S S S S S S SW W
WIND SPD 6 6 6 6 8 8 8 6 4 3 2 2 4 8 10 11 11 11 10 9
CLOUDS SC B1 SC SC B1 B1 SC B1 B1 SC FW SC SC B1 B2 B2 B2 B1 B2 SC
POP 12HR 5 5 5 10 60
QPF 12HR 0 0 0 0 0.12
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS L L C C
DATE 03/21 SUN 03/22/26 MON 03/23/26 TUE 03/24/26 WED 03/25/26
EDT 6HRLY 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MAX/MIN 71 51 73 46 54 33 51 38 58
TEMP 68 63 53 53 70 66 54 47 51 48 38 35 49 47 42 40 55 54
DEWPT 46 45 46 46 44 44 41 34 25 23 20 21 22 26 29 30 30 31
PWIND DIR W SW SW NW N N NW SW SW
WIND CHAR GN LT GN GN GN GN GN LT GN
AVG CLOUDS B1 B1 B1 B1 B1 B1 B2 B2 B1 B1 B1 SC B1 B1 B1 B1 B1 SC
POP 12HR 5 0 10 40 20 10 10 20 20
RAIN C C S S S S
MDZ013-190800-
BALTIMORE/WASHINGTON AIRPORT-ANNE ARUNDEL MD
39.19N 76.67W ELEV. 154 FT
801 PM EDT WED MAR 18 2026
DATE 03/18/26 THU 03/19/26 FRI 03/20/26 SAT
EDT 3HRLY 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12
MIN/MAX 32 53 38 61 48
TEMP 33 32 32 33 43 51 53 47 43 40 39 39 51 59 60 55 51 49 49 49
DEWPT 20 22 25 26 29 29 30 31 33 33 33 33 37 39 39 40 41 43 44 44
RH 58 66 75 75 57 42 41 53 67 76 79 79 59 47 46 57 68 80 83 83
WIND DIR SE SE SE SE S S S S S S SW SW S S S S S S SW W
WIND SPD 2 3 3 3 5 6 5 3 2 1 1 2 2 5 6 5 5 5 5 5
CLOUDS SC B2 SC SC B1 B2 SC SC B1 SC SC SC SC B1 B2 B2 B2 B2 B2 SC
POP 12HR 5 5 0 10 70
QPF 12HR 0 0 0 0 0.11
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS L L L L
DATE 03/21 SUN 03/22/26 MON 03/23/26 TUE 03/24/26 WED 03/25/26
EDT 6HRLY 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MAX/MIN 67 47 71 44 55 30 49 34 56
TEMP 65 59 49 48 69 63 52 46 52 48 35 31 46 44 38 37 55 50
DEWPT 48 45 44 44 49 46 41 34 28 25 20 19 21 24 28 28 32 33
PWIND DIR W SW SW NW N N NW SW SW
WIND CHAR LT LT GN GN GN LT LT LT LT
AVG CLOUDS SC B1 B1 B2 B1 B1 B2 B2 B1 B1 SC SC B1 B1 B1 B1 B1 SC
POP 12HR 5 0 20 40 20 10 10 20 20
RAIN S C C S S S
MDZ011-190800-
BALTIMORE INNER HARBOR-BALTIMORE CITY MD
39.28N 76.61W ELEV. 20 FT
801 PM EDT WED MAR 18 2026
DATE 03/18/26 THU 03/19/26 FRI 03/20/26 SAT
EDT 3HRLY 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12
MIN/MAX 33 52 41 60 50
TEMP 36 34 34 35 43 49 51 48 45 43 42 42 51 58 60 56 53 51 51 51
DEWPT 17 20 23 24 25 25 27 29 30 32 32 33 34 35 37 38 40 42 44 42
RH 45 56 64 64 49 39 39 47 55 65 67 70 52 42 42 51 61 71 77 71
WIND DIR SE SE SE SE S S S SE S S SW SW S S S S S S SW W
WIND SPD 2 2 2 2 5 6 5 2 1 1 1 1 2 5 6 5 5 4 4 4
CLOUDS SC B2 SC B1 B1 B1 SC B1 B1 SC SC SC SC B1 B2 B2 B2 B2 B2 SC
POP 12HR 5 5 5 20 70
QPF 12HR 0 0 0 0 0.12
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S S L L L L
DATE 03/21 SUN 03/22/26 MON 03/23/26 TUE 03/24/26 WED 03/25/26
EDT 6HRLY 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MAX/MIN 68 50 70 44 52 33 49 38 55
TEMP 66 60 52 52 67 62 51 46 50 46 37 34 47 45 41 40 53 50
DEWPT 44 44 44 44 43 40 39 31 23 21 20 19 21 24 28 28 29 30
PWIND DIR W SW W NW N N W SW SW
WIND CHAR LT LT LT GN GN LT LT LT LT
AVG CLOUDS SC B1 B1 B2 B1 B1 B1 B2 B1 B1 SC SC B1 B1 B1 B1 B1 SC
POP 12HR 5 0 20 40 20 10 10 20 20
RAIN S C C S S S
WVZ052-190800-
MARTINSBURG AIRPORT-BERKELEY WV
39.41N 77.98W ELEV. 558 FT
801 PM EDT WED MAR 18 2026
DATE 03/18/26 THU 03/19/26 FRI 03/20/26 SAT
EDT 3HRLY 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12
MIN/MAX 27 54 35 64 47
TEMP 32 30 29 31 42 51 54 49 43 40 37 37 50 61 63 58 54 51 49 49
DEWPT 15 17 19 20 24 29 32 34 34 33 32 32 37 40 41 42 43 43 43 43
RH 49 58 66 63 48 42 43 56 70 76 82 82 61 46 44 55 66 74 80 80
WIND DIR S S S S S S S S NW W W S S S S S S SW SW W
WIND SPD 5 5 4 3 5 5 5 2 1 1 1 1 2 8 8 6 5 5 5 5
CLOUDS B2 B2 B1 B2 B1 B1 B1 B2 SC SC SC B1 B1 B2 B2 B2 B2 B2 B1 SC
POP 12HR 5 10 5 30 60
QPF 12HR 0 0 0 0.04 0.26
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C C L L C C
DATE 03/21 SUN 03/22/26 MON 03/23/26 TUE 03/24/26 WED 03/25/26
EDT 6HRLY 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MAX/MIN 70 47 75 42 52 29 52 33 56
TEMP 67 60 51 50 70 62 50 43 49 44 35 32 48 45 38 37 55 51
DEWPT 45 44 43 43 47 44 36 29 23 21 20 19 23 25 25 27 32 31
PWIND DIR W SW W NW N N S SW SW
WIND CHAR LT LT GN GN GN LT LT LT LT
AVG CLOUDS B1 SC B1 B1 B2 B1 B2 B2 B1 SC SC B1 B1 B1 B1 B1 B1 B1
POP 12HR 5 0 20 40 20 10 10 20 10
RAIN S C C S S
VAZ506-190800-
WASHINGTON DULLES AIRPORT-LOUDOUN VA
38.96N 77.45W ELEV. 321 FT
801 PM EDT WED MAR 18 2026
DATE 03/18/26 THU 03/19/26 FRI 03/20/26 SAT
EDT 3HRLY 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12
MIN/MAX 30 55 38 63 49
TEMP 33 32 31 31 43 52 55 51 46 42 39 39 52 61 63 59 55 53 51 50
DEWPT 20 22 24 25 28 30 33 36 36 36 35 35 39 42 43 44 45 46 46 46
RH 58 66 75 78 55 43 43 56 68 79 85 85 61 49 48 57 69 77 83 86
WIND DIR SE S S S S S S S S S SW S S S S S S SW SW W
WIND SPD 5 5 4 5 5 6 5 3 2 2 2 2 3 8 8 8 8 6 5 5
CLOUDS SC B2 SC B1 B1 B1 SC B1 B1 SC SC SC B1 SC B2 B2 OV B1 B2 SC
POP 12HR 5 5 5 20 60
QPF 12HR 0 0 0 0 0.15
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S S L L C C
DATE 03/21 SUN 03/22/26 MON 03/23/26 TUE 03/24/26 WED 03/25/26
EDT 6HRLY 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MAX/MIN 69 47 73 45 55 31 50 34 58
TEMP 67 62 51 48 70 65 53 47 52 48 36 32 47 45 39 37 56 53
DEWPT 49 47 46 45 50 49 44 36 29 27 22 20 23 27 29 30 35 36
PWIND DIR W SW SW N N N W SW SW
WIND CHAR LT LT GN GN GN LT LT LT LT
AVG CLOUDS B1 B1 B1 B1 B2 B1 B1 B2 B1 B1 B1 SC B1 B1 B1 B1 B1 B1
POP 12HR 5 0 20 40 20 10 10 20 20
RAIN S C C S S S
VAZ037-190800-
CHARLOTTESVILLE AIRPORT-ALBEMARLE VA
38.14N 78.45W ELEV. 640 FT
801 PM EDT WED MAR 18 2026
DATE 03/18/26 THU 03/19/26 FRI 03/20/26 SAT
EDT 3HRLY 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12
MIN/MAX 29 58 37 66 49
TEMP 34 32 31 31 43 53 56 53 48 43 39 39 53 63 65 61 57 54 52 51
DEWPT 14 15 17 18 22 27 30 32 33 33 33 33 37 38 39 40 41 42 44 44
RH 43 49 56 58 43 36 37 44 56 67 79 79 54 39 38 46 55 64 74 77
WIND DIR S S S S S S S S NW W NW NW S S S S S SW SW W
WIND SPD 2 2 2 2 5 5 4 2 1 1 1 1 3 6 8 6 5 5 5 4
CLOUDS SC B1 SC SC SC SC B1 B1 SC FW FW B1 SC SC B1 B2 B2 B1 B1 SC
POP 12HR 5 5 5 10 40
QPF 12HR 0 0 0 0 0.03
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C C S S
DATE 03/21 SUN 03/22/26 MON 03/23/26 TUE 03/24/26 WED 03/25/26
EDT 6HRLY 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MAX/MIN 74 50 78 47 57 31 54 35 60
TEMP 71 66 56 52 75 70 57 48 53 50 39 33 50 49 42 39 58 55
DEWPT 46 45 45 45 46 45 42 35 27 23 22 21 22 26 27 28 32 32
PWIND DIR W SW SW N N N SE SW S
WIND CHAR LT LT GN GN GN LT LT LT LT
AVG CLOUDS B1 SC SC B1 B1 B1 B1 B1 B1 B1 B1 SC B1 B1 B1 B1 B1 B1
POP 12HR 5 0 10 30 30 10 10 20 10
RAIN C C C S S
MDZ003-190800-
HAGERSTOWN AIRPORT-WASHINGTON MD
39.71N 77.73W ELEV. 705 FT
801 PM EDT WED MAR 18 2026
DATE 03/18/26 THU 03/19/26 FRI 03/20/26 SAT
EDT 3HRLY 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12
MIN/MAX 28 52 37 60 47
TEMP 32 30 30 32 40 48 51 47 43 40 38 38 50 58 60 57 52 51 49 48
DEWPT 18 19 22 23 26 31 35 36 37 35 34 35 40 42 43 44 45 46 46 45
RH 56 63 72 69 57 51 54 65 79 82 85 89 68 55 53 62 77 83 89 89
WIND DIR SE S S S S S S S NW SW SW S S S S S S S SW W
WIND SPD 5 5 4 4 5 6 5 2 2 2 2 2 3 8 8 5 5 5 5 5
CLOUDS B2 B2 B2 B2 B1 B1 B1 B2 SC SC SC B1 B1 B2 B2 B2 B2 B2 B2 SC
POP 12HR 5 10 5 30 70
QPF 12HR 0 0 0 0.05 0.21
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C C L L C C
DATE 03/21 SUN 03/22/26 MON 03/23/26 TUE 03/24/26 WED 03/25/26
EDT 6HRLY 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MAX/MIN 65 46 69 42 52 29 47 32 55
TEMP 63 58 50 48 67 61 49 43 48 45 33 30 45 42 37 36 53 48
DEWPT 48 45 44 44 50 47 40 33 26 23 19 18 22 25 25 28 34 33
PWIND DIR W SW W N N N SW SW SW
WIND CHAR LT LT GN GN GN LT LT LT LT
AVG CLOUDS B1 SC B1 B2 B1 B1 B2 B2 B1 SC SC B1 B1 B1 B1 B1 B1 B1
POP 12HR 5 0 20 40 20 10 10 10 10
RAIN S C C S
MDZ017-190800-
PATUXENT RIVER NAS MD
38.29N 76.41W ELEV. 39 FT
801 PM EDT WED MAR 18 2026
DATE 03/18/26 THU 03/19/26 FRI 03/20/26 SAT
EDT 3HRLY 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12
MIN/MAX 34 52 40 60 48
TEMP 36 36 36 37 46 50 51 46 43 43 41 41 52 57 58 53 51 51 50 50
DEWPT 23 27 27 28 29 30 31 33 34 35 35 36 38 40 40 40 41 43 44 44
RH 59 69 69 70 51 46 46 60 70 73 79 82 59 53 51 61 68 74 80 80
WIND DIR SE SE SE S S SE SE S S S S S S S S S S S SW SW
WIND SPD 4 4 4 4 5 9 6 5 4 3 3 3 4 8 9 9 10 10 10 8
CLOUDS FW SC FW FW FW SC B1 B1 SC SC FW FW SC SC B1 B2 B2 B2 B1 SC
POP 12HR 0 5 0 5 50
QPF 12HR 0 0 0 0 0.06
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C C C C
DATE 03/21 SUN 03/22/26 MON 03/23/26 TUE 03/24/26 WED 03/25/26
EDT 6HRLY 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MAX/MIN 65 48 68 47 60 34 50 37 56
TEMP 64 57 52 50 65 61 54 49 53 49 39 36 47 44 41 41 53 50
DEWPT 47 45 46 45 48 47 45 41 34 30 26 24 25 29 33 33 35 37
PWIND DIR NW S SW NW N N NE S SW
WIND CHAR LT LT GN GN BZ GN GN LT LT
AVG CLOUDS B1 SC SC B1 B1 B1 B1 B2 B1 B1 SC SC B1 B1 B1 B2 B1 B1
POP 12HR 5 0 10 40 30 10 10 20 20
RAIN C C C S S S
WVZ502-190800-
PETERSBURG WV
38.99N 79.15W ELEV. 963 FT
801 PM EDT WED MAR 18 2026
DATE 03/18/26 THU 03/19/26 FRI 03/20/26 SAT
EDT 3HRLY 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12
MIN/MAX 27 58 34 68 48
TEMP 35 31 29 31 46 55 58 51 44 40 36 36 52 65 67 60 55 52 50 50
DEWPT 20 20 22 24 31 36 38 39 38 36 34 35 41 42 42 45 46 47 46 46
RH 54 63 75 75 55 49 47 63 79 85 92 96 66 43 40 58 72 83 86 86
WIND DIR S S S E S W W SW W SW SW SW S SW SW SW SW SW W W
WIND SPD 2 3 2 2 2 2 3 2 1 1 1 1 2 5 5 3 3 3 3 2
CLOUDS B2 B1 SC B1 B1 B2 B1 B1 SC SC SC B1 B1 B2 B2 B2 B1 B2 SC B2
POP 12HR 20 10 5 20 50
QPF 12HR 0 0 0 0.01 0.14
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S S C C S S
DATE 03/21 SUN 03/22/26 MON 03/23/26 TUE 03/24/26 WED 03/25/26
EDT 6HRLY 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MAX/MIN 72 47 78 41 55 28 55 32 62
TEMP 68 62 51 50 75 67 53 43 51 46 34 29 52 46 37 36 59 55
DEWPT 47 46 46 46 49 50 44 35 26 23 21 19 22 26 26 28 33 35
PWIND DIR W SW W NW N NE SW SW SW
WIND CHAR LT LT GN LT LT LT LT LT LT
AVG CLOUDS B1 SC B1 B1 B1 B1 B1 B1 B1 SC B1 SC B1 B1 B1 B1 B1 B1
POP 12HR 5 0 20 40 20 10 10 10 10
RAIN S C C S
MDZ014-190800-
ANNAPOLIS MD
38.99N 76.49W ELEV. 7 FT
801 PM EDT WED MAR 18 2026
DATE 03/18/26 THU 03/19/26 FRI 03/20/26 SAT
EDT 3HRLY 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12
MIN/MAX 33 49 39 57 48
TEMP 35 34 34 35 42 47 49 46 43 41 40 40 48 53 56 53 50 49 50 50
DEWPT 21 23 25 26 27 29 30 33 34 34 34 34 36 38 40 40 41 42 43 42
RH 56 64 69 69 55 49 48 60 70 76 79 79 63 57 55 61 71 77 77 74
WIND DIR SE SE SE S S S S S S S SW S S S S S S S SW SW
WIND SPD 3 5 5 5 6 9 8 5 2 2 1 2 3 6 9 9 8 6 6 5
CLOUDS SC B1 SC SC SC B1 SC B1 B1 SC FW SC SC B1 B2 B2 B2 B2 B2 SC
POP 12HR 0 5 0 10 60
QPF 12HR 0 0 0 0 0.10
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS L L L L
DATE 03/21 SUN 03/22/26 MON 03/23/26 TUE 03/24/26 WED 03/25/26
EDT 6HRLY 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MAX/MIN 64 48 66 44 52 33 47 36 53
TEMP 60 57 50 49 62 60 51 47 48 47 36 35 44 44 40 39 50 50
DEWPT 46 46 45 44 46 45 41 34 28 27 23 23 24 29 30 30 32 34
PWIND DIR W S SW N N N NE SW SW
WIND CHAR LT LT LT GN GN LT LT LT LT
AVG CLOUDS SC B1 B1 B1 B1 B1 B2 B2 B1 B1 SC B1 B1 B1 B1 B1 B1 SC
POP 12HR 5 0 20 40 20 10 10 20 20
RAIN S C C S S S
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page