552
FOUS51 KLWX 121830
PFMLWX
POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
230 PM EDT TUE MAY 12 2026
VAZ054-122000-
REAGAN NATIONAL AIRPORT-ARLINGTON VA
38.86N 77.03W ELEV. 66 FT
230 PM EDT TUE MAY 12 2026
DATE TUE 05/12/26 WED 05/13/26 THU 05/14/26
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 57 75 54 66
TEMP 70 66 59 58 57 60 68 74 71 67 61 58 55 56 60 63 64 60
DEWPT 40 42 43 45 42 43 44 47 50 52 55 54 50 49 46 45 43 41
RH 33 42 55 62 57 53 42 38 47 59 81 86 83 77 60 52 46 49
WIND DIR S S S S S S S S SW S S W NW NW NW NW NW NW
WIND SPD 8 12 12 14 16 18 18 18 17 14 10 10 11 13 16 17 18 16
WIND GUST 29 29
CLOUDS FW FW FW SC FW FW FW B2 B1 B2 OV B1 SC FW SC B1 SC SC
POP 12HR 0 0 50 90 0
QPF 12HR 0 0 0.02 0.24 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C C D S S
TSTMS S S
DATE FRI 05/15/26 SAT 05/16/26 SUN 05/17/26 MON 05/18/26
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 73 56 85 65 88 67 91
TEMP 53 54 68 69 58 59 81 80 69 68 85 82 71 69 87 85
DEWPT 43 44 45 46 47 49 53 58 60 61 58 60 59 62 62 63
PWIND DIR NW NW W SW SW SW S S
WIND CHAR GN GN LT GN GN GN LT GN
AVG CLOUDS SC FW SC SC SC SC FW SC SC SC SC FW SC SC SC FW
POP 12HR 0 0 0 10 10 10 10 10
MDZ013-122000-
BALTIMORE/WASHINGTON AIRPORT-ANNE ARUNDEL MD
39.19N 76.67W ELEV. 154 FT
230 PM EDT TUE MAY 12 2026
DATE TUE 05/12/26 WED 05/13/26 THU 05/14/26
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 55 76 53 66
TEMP 69 64 58 57 57 60 70 75 72 66 60 57 54 55 62 64 64 60
DEWPT 41 43 46 47 45 45 47 49 53 56 57 55 51 50 48 46 45 45
RH 36 46 64 69 64 58 44 40 51 70 90 93 90 83 60 52 50 58
WIND DIR S SE S S S SW SW S SW S S W NW NW NW NW NW NW
WIND SPD 5 5 6 9 10 12 14 14 12 9 4 4 6 8 10 12 13 10
WIND GUST 20 23 25
CLOUDS FW FW SC B1 SC SC SC B1 B1 B2 OV B1 SC FW SC B1 SC SC
POP 12HR 0 0 50 90 0
QPF 12HR 0 0 0.02 0.21 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C C D C S
TSTMS S S
DATE FRI 05/15/26 SAT 05/16/26 SUN 05/17/26 MON 05/18/26
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 73 54 85 64 89 65 91
TEMP 51 53 70 69 57 60 82 79 69 68 86 82 70 69 89 84
DEWPT 45 46 48 50 49 50 55 61 60 61 59 62 59 61 63 65
PWIND DIR NW NW W SW W SW S SE
WIND CHAR GN GN LT LT LT LT LT LT
AVG CLOUDS SC SC SC SC SC SC FW SC SC SC SC FW SC SC SC FW
POP 12HR 0 0 0 10 10 10 10 10
MDZ011-122000-
BALTIMORE INNER HARBOR-BALTIMORE CITY MD
39.28N 76.61W ELEV. 20 FT
230 PM EDT TUE MAY 12 2026
DATE TUE 05/12/26 WED 05/13/26 THU 05/14/26
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 57 76 54 66
TEMP 69 64 58 57 57 61 70 74 72 66 60 58 55 56 62 64 64 61
DEWPT 37 38 43 45 43 43 43 45 49 54 56 54 51 48 45 43 41 41
RH 31 38 57 64 59 51 38 35 44 65 87 86 86 74 54 46 43 48
WIND DIR SE SE S S S SW SW S SW S S W NW NW NW NW NW NW
WIND SPD 8 4 5 6 9 11 13 14 12 9 4 3 5 8 10 12 14 10
WIND GUST 19 21 24
CLOUDS FW FW SC B1 SC FW SC B1 B1 B2 OV B1 SC FW SC SC SC SC
POP 12HR 0 0 50 90 5
QPF 12HR 0 0 0.02 0.20 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C C D C S
TSTMS S S
DATE FRI 05/15/26 SAT 05/16/26 SUN 05/17/26 MON 05/18/26
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 73 56 85 65 88 66 90
TEMP 53 54 70 69 58 60 82 80 69 68 86 82 70 69 88 84
DEWPT 43 43 45 47 47 48 52 59 59 60 56 60 59 60 60 63
PWIND DIR NW NW W SW W SW SE SE
WIND CHAR GN GN LT LT LT LT LT LT
AVG CLOUDS SC SC SC SC SC SC SC SC SC SC SC FW SC SC SC FW
POP 12HR 0 0 0 10 10 10 10 10
WVZ052-122000-
MARTINSBURG AIRPORT-BERKELEY WV
39.41N 77.98W ELEV. 558 FT
230 PM EDT TUE MAY 12 2026
DATE TUE 05/12/26 WED 05/13/26 THU 05/14/26
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 53 73 47 62
TEMP 70 66 59 55 55 59 68 67 69 65 57 53 49 51 58 60 60 57
DEWPT 40 42 42 41 40 41 45 50 52 54 52 47 44 44 42 40 40 38
RH 33 42 53 59 57 51 43 54 55 68 83 80 83 77 55 47 47 49
WIND DIR S SE S S S S S SW S SW W NW NW NW NW NW NW NW
WIND SPD 8 8 9 9 11 13 12 11 13 9 6 6 6 11 13 14 17 13
WIND GUST 25 21 24 24 25 27 24
CLOUDS FW FW SC B1 SC B1 B2 B2 B2 B2 B1 SC SC FW SC B1 B1 SC
POP 12HR 0 0 80 80 0
QPF 12HR 0 0 0.14 0.10 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS L L D
TSTMS S C S
DATE FRI 05/15/26 SAT 05/16/26 SUN 05/17/26 MON 05/18/26
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 47 73 52 88 61 90 63 93
TEMP 50 51 71 68 55 57 84 80 67 66 87 82 68 67 90 86
DEWPT 40 41 41 43 43 46 53 58 59 58 56 59 58 59 61 62
PWIND DIR NW NW SW SW W SW S S
WIND CHAR GN GN LT LT LT LT LT LT
AVG CLOUDS SC FW FW SC SC SC SC SC SC SC SC SC SC SC FW SC
POP 12HR 0 0 0 20 20 20 10 20
RAIN SHWRS S S S S
TSTMS S S S
VAZ506-122000-
WASHINGTON DULLES AIRPORT-LOUDOUN VA
38.96N 77.45W ELEV. 321 FT
230 PM EDT TUE MAY 12 2026
DATE TUE 05/12/26 WED 05/13/26 THU 05/14/26
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 55 75 50 64
TEMP 70 67 60 57 57 59 69 74 70 66 60 55 52 53 59 62 62 59
DEWPT 44 46 46 45 43 45 48 51 54 55 56 54 50 49 47 46 45 44
RH 39 47 60 64 59 60 47 44 57 68 87 96 93 86 64 56 54 57
WIND DIR S S S S S S S SW SW SW SW NW NW NW NW NW NW NW
WIND SPD 6 8 11 12 14 16 16 14 12 9 4 6 8 10 13 13 16 12
WIND GUST 24 26 27 26 25 23 26
CLOUDS FW FW SC B1 FW SC SC B2 B2 B2 B2 B1 FW SC SC B1 B1 SC
POP 12HR 0 0 60 80 0
QPF 12HR 0 0 0.05 0.21 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S L C L
TSTMS C S
DATE FRI 05/15/26 SAT 05/16/26 SUN 05/17/26 MON 05/18/26
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 73 53 86 63 89 65 92
TEMP 51 52 70 69 56 58 83 81 68 67 87 82 70 69 90 87
DEWPT 45 45 47 49 48 50 56 61 61 62 61 63 61 62 64 65
PWIND DIR NW NW W SW W SW S S
WIND CHAR GN GN LT LT LT LT LT LT
AVG CLOUDS SC FW SC SC SC SC SC SC SC SC SC SC SC SC SC FW
POP 12HR 0 0 0 10 20 10 10 10
RAIN SHWRS S
TSTMS S
VAZ037-122000-
CHARLOTTESVILLE AIRPORT-ALBEMARLE VA
38.14N 78.45W ELEV. 640 FT
230 PM EDT TUE MAY 12 2026
DATE TUE 05/12/26 WED 05/13/26 THU 05/14/26
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 51 75 48 66
TEMP 72 67 59 55 53 56 67 73 71 66 59 54 50 52 61 64 64 60
DEWPT 42 42 40 40 40 43 45 48 52 52 53 50 46 47 41 39 38 36
RH 34 40 49 57 61 62 45 41 51 61 80 86 86 83 48 40 38 41
WIND DIR S S S S S S S SW SW S W NW NW NW NW NW NW NW
WIND SPD 10 9 9 10 10 10 11 12 11 9 5 5 5 6 11 11 13 11
WIND GUST 21 21 23 23 23 21
CLOUDS FW SC FW CL CL FW FW B2 B2 B1 B1 FW FW CL SC B1 SC SC
POP 12HR 0 0 50 60 0
QPF 12HR 0 0 0.02 0.01 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S C C C
TSTMS S C S
DATE FRI 05/15/26 SAT 05/16/26 SUN 05/17/26 MON 05/18/26
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 75 53 88 62 91 64 93
TEMP 48 50 73 69 55 58 85 81 67 67 89 83 69 69 92 86
DEWPT 38 39 38 42 43 47 54 58 60 61 58 60 61 62 61 61
PWIND DIR NW NW W SW W S SW S
WIND CHAR LT LT LT GN LT LT LT LT
AVG CLOUDS FW CL FW FW SC SC FW SC SC SC SC SC SC SC SC FW
POP 12HR 0 0 0 10 10 30 10 10
RAIN SHWRS C
TSTMS C
MDZ003-122000-
HAGERSTOWN AIRPORT-WASHINGTON MD
39.71N 77.73W ELEV. 705 FT
230 PM EDT TUE MAY 12 2026
DATE TUE 05/12/26 WED 05/13/26 THU 05/14/26
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 52 72 48 61
TEMP 68 65 58 54 54 58 66 67 70 64 57 52 49 51 57 59 59 56
DEWPT 42 44 44 44 43 44 48 53 55 56 54 50 46 46 45 44 43 43
RH 39 46 59 69 66 59 52 61 59 75 90 93 89 83 64 57 55 62
WIND DIR S SE S S S S S SW S SW W NW NW NW NW NW NW NW
WIND SPD 8 5 9 8 9 11 12 12 13 8 4 4 5 10 13 13 16 12
WIND GUST 23 25 26 23
CLOUDS FW SC SC B2 B1 B1 B1 B2 B2 B2 B1 SC SC SC SC B1 B1 SC
POP 12HR 0 5 90 80 0
QPF 12HR 0 0 0.16 0.16 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS L L D
TSTMS S C S
DATE FRI 05/15/26 SAT 05/16/26 SUN 05/17/26 MON 05/18/26
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 47 72 52 86 61 88 63 91
TEMP 49 52 69 67 54 57 82 79 66 65 85 81 67 67 88 85
DEWPT 44 44 46 47 46 48 56 60 60 59 59 60 59 59 63 64
PWIND DIR NW NW SW SW SW SW SE S
WIND CHAR GN GN LT GN LT LT LT LT
AVG CLOUDS B1 SC SC SC SC SC SC SC SC SC SC SC SC FW FW SC
POP 12HR 0 0 0 20 20 10 10 20
RAIN SHWRS S S S
TSTMS S S
MDZ017-122000-
PATUXENT RIVER NAS MD
38.29N 76.41W ELEV. 39 FT
230 PM EDT TUE MAY 12 2026
DATE TUE 05/12/26 WED 05/13/26 THU 05/14/26
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 57 79 58 72
TEMP 65 61 60 60 59 63 73 78 75 69 66 63 59 60 66 70 69 64
DEWPT 44 46 50 48 46 46 48 50 53 55 55 57 55 52 48 47 46 45
RH 46 58 69 64 62 54 41 37 46 61 68 81 87 75 52 44 44 50
WIND DIR SE SE S S S SW S S S S S SW NW NW NW NW NW NW
WIND SPD 8 8 10 10 12 12 14 14 17 13 10 4 6 10 11 10 12 10
CLOUDS CL CL CL FW CL CL FW FW SC B1 B1 B2 B1 FW SC SC SC SC
POP 12HR 0 0 20 70 5
QPF 12HR 0 0 0 0.07 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S C C L
TSTMS S S
DATE FRI 05/15/26 SAT 05/16/26 SUN 05/17/26 MON 05/18/26
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 76 58 88 67 90 67 88
TEMP 56 57 73 70 63 65 85 82 74 73 87 81 74 73 86 82
DEWPT 45 46 48 50 51 52 56 59 60 61 62 61 62 63 65 63
PWIND DIR NW NW SW S SW S S S
WIND CHAR GN GN LT GN LT LT LT GN
AVG CLOUDS SC FW FW FW FW SC FW FW SC SC FW FW FW FW FW FW
POP 12HR 0 0 0 5 10 10 10 5
WVZ502-122000-
PETERSBURG WV
38.99N 79.15W ELEV. 963 FT
230 PM EDT TUE MAY 12 2026
DATE TUE 05/12/26 WED 05/13/26 THU 05/14/26
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 77 52 74 45 60
TEMP 77 70 57 54 54 58 66 69 72 66 56 51 47 47 54 58 58 56
DEWPT 41 43 42 42 41 43 50 53 53 52 50 46 43 43 42 42 41 41
RH 28 38 57 64 61 57 56 57 51 61 80 83 86 86 64 55 53 57
WIND DIR W W S E E E SW SW SW W W NW W W NW NW NW NW
WIND SPD 6 3 4 5 9 9 9 11 11 5 3 2 2 4 10 12 14 10
WIND GUST 16 19 19 19 21 21 16 14 20 26 21
CLOUDS SC FW FW FW SC B2 OV B2 B2 B2 B1 SC B1 SC B1 B1 SC SC
POP 12HR 0 0 90 60 10
QPF 12HR 0 0 0.08 0.04 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C L D L
TSTMS C C
DATE FRI 05/15/26 SAT 05/16/26 SUN 05/17/26 MON 05/18/26
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 74 52 88 61 91 64 95
TEMP 46 47 71 68 54 57 84 81 67 65 87 85 68 68 91 89
DEWPT 40 39 41 44 43 47 58 60 59 59 58 60 58 58 60 63
PWIND DIR NW NW SW W SW SW SW SW
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS SC FW FW SC SC SC SC B1 SC SC SC SC SC SC SC SC
POP 12HR 0 0 5 30 20 20 10 20
RAIN SHWRS S C S S S
TSTMS S C S S
MDZ014-122000-
ANNAPOLIS MD
38.99N 76.49W ELEV. 7 FT
230 PM EDT TUE MAY 12 2026
DATE TUE 05/12/26 WED 05/13/26 THU 05/14/26
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 57 75 56 67
TEMP 67 65 59 59 59 62 72 75 73 66 62 60 57 58 65 66 66 62
DEWPT 41 45 49 49 46 46 48 50 52 55 58 56 53 50 47 46 45 45
RH 39 48 69 69 62 56 42 41 48 68 87 87 86 75 52 48 47 54
WIND DIR S S S S S S S S S S S SW NW NW NW NW NW NW
WIND SPD 8 8 10 11 11 12 14 14 13 12 8 5 8 9 11 12 13 11
WIND GUST 21 24 25 25 24
CLOUDS FW FW SC SC FW FW FW SC B1 B2 OV B1 B1 FW SC SC SC SC
POP 12HR 0 0 40 90 0
QPF 12HR 0 0 0.03 0.16 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C C D C S
TSTMS S S
DATE FRI 05/15/26 SAT 05/16/26 SUN 05/17/26 MON 05/18/26
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 73 57 85 66 87 66 88
TEMP 54 56 71 70 61 62 82 77 71 70 85 79 71 70 86 80
DEWPT 45 45 48 51 50 51 55 59 60 61 58 60 60 61 62 63
PWIND DIR NW NW SW S SW S S S
WIND CHAR GN GN LT LT LT LT LT LT
AVG CLOUDS SC SC SC SC SC SC FW SC SC SC FW FW SC SC FW FW
POP 12HR 0 0 0 5 10 5 10 5
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