846
FOUS51 KLWX 010631
PFMLWX
POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
231 AM EDT FRI MAY 1 2026
VAZ054-012000-
REAGAN NATIONAL AIRPORT-ARLINGTON VA
38.86N 77.03W ELEV. 66 FT
231 AM EDT FRI MAY 1 2026
DATE FRI 05/01/26 SAT 05/02/26 SUN 05/03/26
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 49 62 45 63
TEMP 47 49 59 66 68 62 57 53 50 50 56 60 60 56 53 48 45 47 54 60 62 59
DEWPT 37 38 35 34 35 37 42 43 42 40 38 36 36 36 36 35 34 32 29 28 28 29
RH 68 66 40 30 29 39 57 69 74 68 51 41 41 47 52 60 65 56 38 29 27 32
WIND DIR NW NW W S S S W NW NW N N N N N NW NW NW NW NW NW NW NW
WIND SPD 9 4 2 5 11 10 9 8 10 11 10 10 10 10 10 11 12 14 16 16 14 8
CLOUDS FW FW SC B1 FW B1 B2 B2 B2 OV OV B2 B2 B2 B1 SC FW FW FW SC FW FW
POP 12HR 5 40 30 20 0
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S C S S C C S S
DATE MON 05/04/26 TUE 05/05/26 WED 05/06/26 THU 05/07/26
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 74 59 80 62 75 55 68
TEMP 49 51 70 69 62 61 76 74 65 63 71 70 61 57 64 61
DEWPT 35 39 41 43 47 49 50 50 52 54 55 53 51 48 43 42
PWIND DIR SW SW S S S S SW W
WIND CHAR LT BZ BZ BZ BZ BZ BZ BZ
AVG CLOUDS FW FW SC SC SC SC FW SC B1 B1 B2 B2 B2 B1 B1 B1
POP 12HR 5 5 10 10 40 70 60 50
RAIN SHWRS S C L L L C C C
TSTMS S S C
MDZ013-012000-
BALTIMORE/WASHINGTON AIRPORT-ANNE ARUNDEL MD
39.19N 76.67W ELEV. 154 FT
231 AM EDT FRI MAY 1 2026
DATE FRI 05/01/26 SAT 05/02/26 SUN 05/03/26
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 67 47 62 43 62
TEMP 45 48 59 65 66 59 54 51 47 49 56 60 60 56 51 46 44 45 54 60 62 57
DEWPT 38 39 36 36 37 39 44 46 44 43 41 38 38 38 38 37 36 33 32 31 31 33
RH 76 71 42 34 34 47 69 83 89 80 57 44 44 51 61 71 73 62 43 33 31 40
WIND DIR NW NW W SW S S SW NW NW N N N N N NW NW NW NW NW NW W W
WIND SPD 5 3 2 4 6 5 3 3 5 5 5 5 5 4 4 5 6 9 10 11 10 4
CLOUDS FW FW SC SC SC SC B2 B2 B2 OV B2 B2 B2 B1 B1 SC FW FW FW SC FW FW
POP 12HR 10 40 20 20 0
QPF 12HR 0 0.02 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S C S S S S
DATE MON 05/04/26 TUE 05/05/26 WED 05/06/26 THU 05/07/26
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 74 57 80 61 75 55 69
TEMP 47 50 70 67 60 59 77 73 63 62 71 69 59 56 64 61
DEWPT 35 39 43 47 47 50 51 52 53 55 57 57 53 50 46 45
PWIND DIR SW SW S S S S SW W
WIND CHAR LT GN GN GN GN GN LT GN
AVG CLOUDS FW SC SC SC SC SC SC SC B1 B2 B2 B2 B2 B1 B1 B1
POP 12HR 0 5 10 10 40 70 60 50
RAIN SHWRS S C L L L C C C
TSTMS S S S
MDZ011-012000-
BALTIMORE INNER HARBOR-BALTIMORE CITY MD
39.28N 76.61W ELEV. 20 FT
231 AM EDT FRI MAY 1 2026
DATE FRI 05/01/26 SAT 05/02/26 SUN 05/03/26
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 67 49 62 46 63
TEMP 48 51 60 66 67 61 56 52 50 50 57 60 60 57 53 50 47 46 54 60 62 59
DEWPT 36 36 33 33 34 37 42 43 42 40 37 35 34 36 35 35 34 31 28 26 26 29
RH 63 56 36 29 29 41 59 71 74 68 47 39 37 45 50 56 60 55 36 27 25 32
WIND DIR NW NW W S SE S SW NW NW N N N N N NW NW NW NW NW NW W W
WIND SPD 5 2 2 5 6 4 2 2 4 5 5 5 5 3 3 5 5 8 10 11 10 3
CLOUDS FW FW SC SC SC SC B2 OV B2 OV B2 B2 B2 B2 B1 SC FW FW FW SC SC FW
POP 12HR 10 40 20 20 0
QPF 12HR 0 0.03 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S C S S S S
DATE MON 05/04/26 TUE 05/05/26 WED 05/06/26 THU 05/07/26
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 48 73 59 79 62 75 56 68
TEMP 50 52 69 68 62 61 75 74 66 63 71 69 61 57 64 62
DEWPT 34 37 39 43 46 48 49 49 52 53 53 53 50 47 41 40
PWIND DIR SW SW S S S S SW W
WIND CHAR LT GN LT GN GN GN LT GN
AVG CLOUDS FW SC SC SC SC SC SC SC B1 B2 B2 B2 B2 B1 B1 B1
POP 12HR 0 5 10 20 40 70 60 50
RAIN SHWRS S S C L L L C C C
TSTMS S S S
WVZ052-012000-
MARTINSBURG AIRPORT-BERKELEY WV
39.41N 77.98W ELEV. 558 FT
231 AM EDT FRI MAY 1 2026
DATE FRI 05/01/26 SAT 05/02/26 SUN 05/03/26
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 41 60 38 61
TEMP 41 45 56 63 66 57 50 46 41 44 54 58 58 54 47 42 39 43 52 59 61 56
DEWPT 34 36 35 35 37 39 41 39 37 37 35 33 32 32 32 32 30 29 28 28 27 28
RH 76 70 45 35 34 51 71 76 85 76 48 39 37 43 56 67 70 57 39 30 27 34
WIND DIR W W S S S NW W NW NW N N N N NW NW NW NW NW NW NW W W
WIND SPD 4 1 3 6 8 4 5 5 5 6 6 5 8 5 6 8 9 10 11 12 11 3
CLOUDS CL B1 SC B1 B1 B2 B2 B1 B1 B2 B1 B2 B2 B1 SC SC FW FW FW SC SC FW
POP 12HR 40 40 10 10 0
QPF 12HR 0 0.01 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S C C S
DATE MON 05/04/26 TUE 05/05/26 WED 05/06/26 THU 05/07/26
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 73 52 79 57 74 49 66
TEMP 43 47 69 67 57 57 77 73 62 59 70 68 55 52 63 60
DEWPT 31 36 43 44 43 46 49 48 48 50 52 50 48 44 40 39
PWIND DIR SW SW S S S SW W W
WIND CHAR LT GN GN BZ GN BZ GN BZ
AVG CLOUDS SC SC SC SC SC SC SC SC B1 B2 B2 B2 B2 B1 B2 B1
POP 12HR 5 10 10 30 50 80 60 60
RAIN SHWRS C C C D L L C L C
TSTMS S S S S
VAZ506-012000-
WASHINGTON DULLES AIRPORT-LOUDOUN VA
38.96N 77.45W ELEV. 321 FT
231 AM EDT FRI MAY 1 2026
DATE FRI 05/01/26 SAT 05/02/26 SUN 05/03/26
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 45 60 41 62
TEMP 42 48 59 66 68 60 54 49 46 46 54 58 59 56 49 45 42 44 53 60 62 57
DEWPT 38 39 38 38 39 41 45 45 42 41 40 38 37 38 37 37 35 32 32 31 31 33
RH 86 71 45 36 34 49 71 86 86 83 59 47 44 51 63 73 76 62 44 33 31 40
WIND DIR NW NW W S S S NW NW NW N N N N N NW NW NW NW NW NW NW NW
WIND SPD 4 2 2 5 8 5 5 5 6 8 6 6 6 5 5 8 9 10 11 11 11 4
WIND GUST 21
CLOUDS FW SC SC SC SC B1 OV OV B2 OV B2 B2 B2 B1 B1 FW FW FW SC SC SC FW
POP 12HR 10 40 20 20 0
QPF 12HR 0 0.03 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C C S S S S
DATE MON 05/04/26 TUE 05/05/26 WED 05/06/26 THU 05/07/26
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 43 74 56 80 61 75 55 69
TEMP 46 49 71 69 60 59 77 74 64 62 72 70 59 55 65 61
DEWPT 35 38 44 47 47 50 52 51 53 55 58 56 53 51 45 45
PWIND DIR SW S S S S S W W
WIND CHAR LT GN GN BZ BZ BZ GN BZ
AVG CLOUDS FW SC SC SC SC SC SC SC B1 B1 B2 B2 B2 B1 B1 B1
POP 12HR 5 5 10 20 40 70 60 50
RAIN SHWRS S S C L L L C C C
TSTMS S S C
VAZ037-012000-
CHARLOTTESVILLE AIRPORT-ALBEMARLE VA
38.14N 78.45W ELEV. 640 FT
231 AM EDT FRI MAY 1 2026
DATE FRI 05/01/26 SAT 05/02/26 SUN 05/03/26
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 46 61 39 65
TEMP 43 46 58 65 68 61 54 50 46 48 58 59 59 56 51 45 40 44 54 62 64 58
DEWPT 36 36 34 33 34 37 39 40 39 39 36 34 33 33 33 32 32 30 27 26 26 28
RH 76 68 40 30 28 41 57 68 76 71 44 39 37 42 50 60 73 57 35 25 23 32
WIND DIR W SW S S SW S N N N N N NE NE N NW NW NW NW NW NW W W
WIND SPD 2 1 4 8 10 5 4 3 3 4 5 5 6 4 5 5 5 5 8 8 8 3
CLOUDS SC FW SC FW FW B1 OV B2 OV OV B2 OV B2 B2 B1 SC FW CL FW FW FW CL
POP 12HR 10 20 30 20 0
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S S S S C C S S
DATE MON 05/04/26 TUE 05/05/26 WED 05/06/26 THU 05/07/26
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 75 52 80 58 76 52 70
TEMP 46 47 71 69 59 56 76 73 64 59 72 70 59 55 67 63
DEWPT 31 36 39 41 43 46 46 45 48 52 53 50 48 47 41 37
PWIND DIR W SW SW S S SW W W
WIND CHAR LT GN GN GN GN GN GN GN
AVG CLOUDS FW FW FW SC SC SC FW SC B1 B1 B2 B2 B1 B1 B1 B1
POP 12HR 0 5 5 10 40 70 50 50
RAIN SHWRS C L L C C C C
TSTMS S S
MDZ003-012000-
HAGERSTOWN AIRPORT-WASHINGTON MD
39.71N 77.73W ELEV. 705 FT
231 AM EDT FRI MAY 1 2026
DATE FRI 05/01/26 SAT 05/02/26 SUN 05/03/26
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 64 41 60 38 60
TEMP 39 43 55 62 63 56 49 46 41 44 54 57 58 53 46 41 38 42 51 58 59 55
DEWPT 36 38 37 37 39 43 44 42 39 39 38 35 34 35 34 34 32 32 31 31 31 32
RH 89 82 51 39 41 62 83 86 92 82 54 43 40 50 63 76 79 67 46 36 34 41
WIND DIR W NW SW S SW NW W NW NW N N N NW NW NW NW NW NW NW NW W W
WIND SPD 3 2 3 6 6 4 4 5 5 5 5 5 6 5 5 5 6 9 11 12 11 4
CLOUDS CL B1 B1 B1 B1 B2 B1 B1 B1 B1 B1 B2 B2 B1 SC SC FW FW FW SC SC FW
POP 12HR 50 40 10 5 0
QPF 12HR 0.01 0.01 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C C
DATE MON 05/04/26 TUE 05/05/26 WED 05/06/26 THU 05/07/26
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 72 52 78 58 72 50 64
TEMP 44 47 68 65 55 56 75 71 62 60 69 67 55 52 61 58
DEWPT 33 38 46 48 47 49 53 51 51 53 57 54 51 47 43 41
PWIND DIR SW SW S S S SW W W
WIND CHAR LT GN GN BZ GN GN GN BZ
AVG CLOUDS SC SC SC SC SC SC SC B1 B1 B2 B2 B2 B2 B1 B1 B1
POP 12HR 5 10 20 30 50 80 60 50
RAIN SHWRS S C C C L D L C C C
TSTMS S S S S
MDZ017-012000-
PATUXENT RIVER NAS MD
38.29N 76.41W ELEV. 39 FT
231 AM EDT FRI MAY 1 2026
DATE FRI 05/01/26 SAT 05/02/26 SUN 05/03/26
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 67 51 62 47 66
TEMP 49 51 59 65 67 60 57 55 52 52 59 60 60 56 54 50 48 49 58 63 65 60
DEWPT 40 41 38 38 40 45 47 48 46 45 44 43 42 42 42 40 39 36 34 33 33 35
RH 71 68 45 37 37 58 69 77 80 77 57 53 51 59 64 68 71 61 40 32 30 39
WIND DIR NW NW NE SE SE SE S SW N N N N N N N NW NW NW NW NW NW NW
WIND SPD 10 5 3 4 8 9 8 5 5 8 9 9 8 5 6 9 10 11 11 10 8 3
CLOUDS FW FW SC SC FW SC B2 B2 OV OV OV OV B2 B2 B2 SC FW FW FW FW FW CL
POP 12HR 0 40 50 40 5
QPF 12HR 0 0 0.11 0.02 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S C S C C C C C C
DATE MON 05/04/26 TUE 05/05/26 WED 05/06/26 THU 05/07/26
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 75 59 79 61 76 58 72
TEMP 51 55 72 69 63 63 75 72 65 64 73 69 64 62 67 64
DEWPT 41 43 45 49 49 51 54 54 55 57 58 57 55 54 49 47
PWIND DIR SW SW S S S S SW W
WIND CHAR LT GN GN BZ BZ BZ GN GN
AVG CLOUDS FW FW FW FW FW FW FW FW SC B1 B1 B2 B2 B2 B1 B1
POP 12HR 0 0 5 5 30 60 60 50
RAIN SHWRS C C L L L C C
TSTMS S S
WVZ502-012000-
PETERSBURG WV
38.99N 79.15W ELEV. 963 FT
231 AM EDT FRI MAY 1 2026
DATE FRI 05/01/26 SAT 05/02/26 SUN 05/03/26
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 39 60 35 61
TEMP 39 43 58 67 67 58 50 44 39 42 53 57 58 52 44 40 36 39 50 58 61 56
DEWPT 35 36 35 34 36 39 40 39 36 36 35 32 32 33 34 33 30 29 29 29 29 30
RH 85 76 42 29 32 49 68 82 89 79 50 38 37 48 68 76 79 67 44 33 29 37
WIND DIR W SE S SW W E W N N N N NW NW NW NW NW NW NW NW W W W
WIND SPD 2 1 2 6 8 5 3 2 2 2 2 5 6 5 3 2 3 4 6 10 9 3
CLOUDS B1 B1 B1 SC B2 B2 B2 B2 B2 B2 B1 B2 B1 B1 SC SC FW FW SC SC FW FW
POP 12HR 30 20 20 10 0
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S C S S S
FROST Y
DATE MON 05/04/26 TUE 05/05/26 WED 05/06/26 THU 05/07/26
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 75 51 81 56 75 48 66
TEMP 43 45 70 68 57 56 77 73 61 57 70 68 54 50 61 58
DEWPT 33 37 45 45 45 47 47 48 49 52 55 52 49 45 41 39
PWIND DIR SW SW SW SW S SW W W
WIND CHAR LT GN LT GN GN GN LT GN
AVG CLOUDS SC SC SC SC SC SC FW SC B1 B2 B2 B2 B2 B1 B1 B1
POP 12HR 5 20 10 20 50 70 60 50
RAIN SHWRS S S C C L L L C C C
TSTMS S S S S S
MDZ014-012000-
ANNAPOLIS MD
38.99N 76.49W ELEV. 7 FT
231 AM EDT FRI MAY 1 2026
DATE FRI 05/01/26 SAT 05/02/26 SUN 05/03/26
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 49 60 46 61
TEMP 49 51 58 62 63 59 55 52 50 50 56 58 58 56 52 50 48 47 53 58 60 58
DEWPT 40 39 37 38 39 41 46 46 45 43 41 40 39 40 40 38 38 35 32 32 32 34
RH 71 63 45 41 41 51 72 80 83 77 57 51 49 55 63 63 68 63 44 37 35 40
WIND DIR NW NW SE SE S S S W NW NW N N N N NW NW NW NW NW NW W W
WIND SPD 6 4 2 5 8 8 5 3 5 6 6 5 5 4 5 6 9 9 10 11 10 4
CLOUDS FW FW SC SC FW SC B2 OV B2 B2 OV B2 B2 B2 B1 SC FW FW FW SC FW FW
POP 12HR 5 30 30 20 5
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S S S S S C C S S
DATE MON 05/04/26 TUE 05/05/26 WED 05/06/26 THU 05/07/26
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 48 70 58 76 61 71 55 66
TEMP 50 52 66 66 61 60 71 70 63 62 68 67 60 57 62 62
DEWPT 38 41 43 48 49 49 51 53 54 55 55 55 53 49 45 44
PWIND DIR SW S S S S S SW W
WIND CHAR LT GN GN GN GN GN LT GN
AVG CLOUDS FW FW FW SC SC SC FW FW B1 B1 B1 B2 B2 B1 B1 B1
POP 12HR 0 5 10 10 30 70 60 50
RAIN SHWRS S C C L L C C C
TSTMS S S
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