075
FOUS51 KLWX 090631
PFMLWX
POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
231 AM EDT SAT MAY 9 2026
VAZ054-092000-
REAGAN NATIONAL AIRPORT-ARLINGTON VA
38.86N 77.03W ELEV. 66 FT
231 AM EDT SAT MAY 9 2026
DATE SAT 05/09/26 SUN 05/10/26 MON 05/11/26
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 74 57 82 54 64
TEMP 56 57 64 70 72 69 61 59 57 60 73 80 78 72 66 62 56 54 55 59 62 59
DEWPT 41 45 48 50 51 53 55 54 53 55 54 51 52 55 55 52 49 48 47 45 42 41
RH 57 64 56 49 48 57 81 83 86 84 51 36 40 55 68 70 77 80 74 60 48 51
WIND DIR S S S SW SW SE S W SW SW SW SW W N N N N N N N N NE
WIND SPD 11 12 12 13 12 6 5 4 3 3 6 9 12 9 9 11 13 12 10 9 10 8
CLOUDS B1 OV OV B2 B2 SC FW SC SC SC SC FW B1 B1 B2 B2 B2 B2 B2 B2 SC B1
POP 12HR 60 5 40 70 70
QPF 12HR 0.08 0 0.02 0.07 0.05
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C L C C C L L L L S S
TSTMS S C C S
HEAT INDEX 80
MAX HEAT 80 80
DATE TUE 05/12/26 WED 05/13/26 THU 05/14/26 FRI 05/15/26
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 66 51 69 55 70 54 72
TEMP 50 50 63 62 52 53 65 65 58 57 67 65 57 56 68 67
DEWPT 39 36 34 36 39 44 49 51 52 53 52 50 50 51 50 49
PWIND DIR N NW S S S NW N NW
WIND CHAR GN GN GN BZ GN GN GN GN
AVG CLOUDS B1 FW CL FW FW SC B2 B2 B2 B1 B1 B1 B1 SC SC SC
POP 12HR 5 0 5 60 80 50 30 20
RAIN SHWRS C L D C C C C S S
TSTMS S S S
MDZ013-092000-
BALTIMORE/WASHINGTON AIRPORT-ANNE ARUNDEL MD
39.19N 76.67W ELEV. 154 FT
231 AM EDT SAT MAY 9 2026
DATE SAT 05/09/26 SUN 05/10/26 MON 05/11/26
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 73 54 81 51 64
TEMP 53 57 64 70 72 66 59 56 54 59 73 80 78 69 62 59 54 52 56 61 62 58
DEWPT 42 45 49 51 54 56 55 54 53 55 57 55 56 58 56 52 49 48 48 45 43 44
RH 66 64 58 51 53 70 87 93 96 87 57 42 47 68 81 78 83 86 74 56 50 59
WIND DIR S S SW SW SW SE W W W W SW SW SW N N N N N N N N N
WIND SPD 8 6 9 10 9 3 1 1 2 2 4 6 6 3 3 5 8 5 5 5 5 2
CLOUDS B1 OV OV B2 B2 SC SC SC SC SC FW FW OV B1 B2 B2 B2 B2 B2 B2 SC SC
POP 12HR 70 5 50 70 60
QPF 12HR 0.08 0 0.14 0.14 0.05
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S C C C C C L L L L
TSTMS S C C S
HEAT INDEX 80
MAX HEAT 80 81
DATE TUE 05/12/26 WED 05/13/26 THU 05/14/26 FRI 05/15/26
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 66 49 69 52 70 51 72
TEMP 49 48 64 61 52 53 66 63 57 56 68 64 56 55 69 66
DEWPT 40 37 36 39 42 45 51 53 53 54 54 53 51 51 52 52
PWIND DIR N NW S S S NW N NW
WIND CHAR LT LT LT GN LT GN LT GN
AVG CLOUDS B1 FW CL FW FW SC B2 B2 B2 B1 B1 B1 B1 SC SC B1
POP 12HR 5 0 10 60 80 50 30 20
RAIN SHWRS C L D C C C C S S S
TSTMS S S
MDZ011-092000-
BALTIMORE INNER HARBOR-BALTIMORE CITY MD
39.28N 76.61W ELEV. 20 FT
231 AM EDT SAT MAY 9 2026
DATE SAT 05/09/26 SUN 05/10/26 MON 05/11/26
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 56 81 54 64
TEMP 56 58 64 69 71 67 59 57 56 60 74 80 78 71 63 59 55 54 56 61 62 59
DEWPT 40 43 46 48 51 54 56 53 53 54 54 52 53 56 55 50 48 46 44 41 38 40
RH 55 57 52 47 49 63 90 86 90 81 50 38 42 59 75 72 77 74 64 48 41 49
WIND DIR SW S SW SW SW SE SE SW W SW SW S W N N N N N N N N N
WIND SPD 6 5 8 10 9 4 2 2 3 1 3 8 6 2 2 4 6 4 4 5 5 2
CLOUDS B1 OV OV B2 B2 SC SC SC SC SC SC FW OV B1 B2 B2 B2 OV B2 B2 SC B1
POP 12HR 70 5 50 70 60
QPF 12HR 0.09 0 0.17 0.12 0.05
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S C C C C C L L L L
TSTMS S C C
HEAT INDEX 80
MAX HEAT 80 80
DATE TUE 05/12/26 WED 05/13/26 THU 05/14/26 FRI 05/15/26
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 66 52 68 55 69 54 72
TEMP 49 49 64 62 53 54 66 64 57 57 67 65 56 56 69 67
DEWPT 38 34 32 35 39 42 47 50 52 52 51 50 49 49 49 49
PWIND DIR N NW S S S NW N N
WIND CHAR LT LT LT GN LT GN LT LT
AVG CLOUDS B1 FW CL FW FW SC B2 B2 B2 B1 B1 B1 B1 SC SC B1
POP 12HR 5 0 10 60 80 50 30 20
RAIN SHWRS C L D C C C C S S S
TSTMS S S
WVZ052-092000-
MARTINSBURG AIRPORT-BERKELEY WV
39.41N 77.98W ELEV. 558 FT
231 AM EDT SAT MAY 9 2026
DATE SAT 05/09/26 SUN 05/10/26 MON 05/11/26
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 51 79 49 64
TEMP 49 53 60 66 70 66 57 53 52 57 73 77 75 68 60 56 51 50 57 62 63 58
DEWPT 37 42 46 47 47 48 49 48 47 49 51 50 51 51 49 45 43 43 41 38 36 35
RH 63 66 60 50 44 52 75 83 83 75 46 39 43 54 67 66 74 77 55 41 36 42
WIND DIR S SW W S SW SE N SW SW S SW W NW N N N N N N N N NW
WIND SPD 3 1 4 5 6 2 0 2 3 2 6 9 9 6 5 9 8 5 5 6 11 9
CLOUDS B2 OV OV B2 B1 FW FW SC SC SC B1 B1 B1 B1 B2 B2 OV B2 B1 B1 B1 B1
POP 12HR 50 0 40 70 30
QPF 12HR 0.01 0 0.03 0.08 0.01
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C C S C C C L L C C
TSTMS S S S
DATE TUE 05/12/26 WED 05/13/26 THU 05/14/26 FRI 05/15/26
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 67 46 68 49 69 49 72
TEMP 45 45 64 60 50 50 65 63 55 53 66 63 54 53 69 67
DEWPT 32 32 30 33 35 41 49 50 49 49 48 47 47 47 48 48
PWIND DIR NW NW S S SW NW NW N
WIND CHAR GN LT LT GN LT GN LT GN
AVG CLOUDS SC FW CL FW SC B1 B2 B2 B2 B1 B1 B1 SC SC SC SC
POP 12HR 0 0 20 70 60 40 30 10
RAIN SHWRS S L L L C C C C S
TSTMS S S S
VAZ506-092000-
WASHINGTON DULLES AIRPORT-LOUDOUN VA
38.96N 77.45W ELEV. 321 FT
231 AM EDT SAT MAY 9 2026
DATE SAT 05/09/26 SUN 05/10/26 MON 05/11/26
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 73 53 82 51 63
TEMP 54 56 63 69 72 68 60 56 54 58 75 80 78 70 64 60 54 52 55 60 62 59
DEWPT 40 43 47 50 52 53 54 54 52 54 55 54 55 57 55 53 50 49 48 46 43 43
RH 59 62 56 51 49 59 81 93 93 86 50 41 45 63 73 78 86 89 77 60 50 55
WIND DIR S S S SW W S SW SW SW SW SW SW W N N N N N N N N N
WIND SPD 8 8 8 9 6 4 1 1 1 1 4 8 8 4 5 6 10 8 6 6 6 4
CLOUDS B1 OV OV B2 B2 SC SC SC SC SC FW FW B1 B1 B2 B2 OV OV B2 B1 SC B1
POP 12HR 40 0 50 70 60
QPF 12HR 0.21 0 0.08 0.07 0.03
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C C C C C L L L L
TSTMS S C C S
HEAT INDEX 80
MAX HEAT 80 81
DATE TUE 05/12/26 WED 05/13/26 THU 05/14/26 FRI 05/15/26
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 44 66 48 69 51 69 51 72
TEMP 48 47 63 61 50 52 65 64 56 55 67 64 55 54 69 67
DEWPT 40 38 37 39 40 45 52 53 53 54 53 52 51 51 52 52
PWIND DIR NW N S S SW NW N N
WIND CHAR LT LT LT GN GN GN GN GN
AVG CLOUDS SC FW FW FW FW SC B2 B2 B2 B1 B1 B1 B1 SC SC SC
POP 12HR 0 0 10 70 70 40 30 20
RAIN SHWRS C L L C C C C S S
TSTMS S S S
VAZ037-092000-
CHARLOTTESVILLE AIRPORT-ALBEMARLE VA
38.14N 78.45W ELEV. 640 FT
231 AM EDT SAT MAY 9 2026
DATE SAT 05/09/26 SUN 05/10/26 MON 05/11/26
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 76 52 83 52 63
TEMP 51 54 65 74 76 71 61 56 53 58 76 82 81 73 66 61 57 53 56 60 61 58
DEWPT 38 42 46 49 49 49 50 49 48 51 50 49 49 52 54 54 52 50 47 45 43 42
RH 61 64 50 41 39 46 67 77 83 77 40 32 33 48 65 78 83 89 72 58 51 55
WIND DIR S S S SW SW SW W SW SW SW SW SW SW W NE NE NE NE NE NE E N
WIND SPD 5 5 10 11 8 5 3 3 3 2 5 8 8 4 3 5 8 9 6 5 4 0
CLOUDS B2 B2 OV B1 SC FW CL FW FW FW FW FW SC B1 B1 B2 B2 B2 B2 B2 SC B1
POP 12HR 30 0 20 70 80
QPF 12HR 0.04 0 0 0.07 0.05
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S S S L L D D S S
TSTMS S S
DATE TUE 05/12/26 WED 05/13/26 THU 05/14/26 FRI 05/15/26
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 68 47 70 51 72 50 74
TEMP 47 46 66 62 50 51 67 66 55 54 69 66 54 54 71 69
DEWPT 37 36 31 34 36 41 48 49 49 51 48 46 46 48 47 47
PWIND DIR NW N S S SW NW NW NW
WIND CHAR LT LT LT GN LT LT LT GN
AVG CLOUDS SC FW CL FW FW SC B2 B2 B1 SC B1 B1 SC SC SC SC
POP 12HR 5 0 10 60 50 40 20 10
RAIN SHWRS C L C S C C S
TSTMS S S S
MDZ003-092000-
HAGERSTOWN AIRPORT-WASHINGTON MD
39.71N 77.73W ELEV. 705 FT
231 AM EDT SAT MAY 9 2026
DATE SAT 05/09/26 SUN 05/10/26 MON 05/11/26
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 51 77 49 64
TEMP 51 53 57 63 67 64 56 53 52 57 71 75 73 66 59 54 50 51 57 62 62 57
DEWPT 41 43 49 50 50 50 50 50 49 51 54 54 54 52 49 46 44 44 42 40 38 38
RH 68 69 75 62 54 60 80 89 89 80 55 48 51 61 69 74 80 77 57 44 41 49
WIND DIR SE S SW SW W S S S S S SW W N N N N N N N N NW N
WIND SPD 3 3 6 6 5 3 2 2 2 2 6 9 9 5 5 8 5 4 5 6 10 6
CLOUDS B2 OV OV OV B1 FW FW SC SC B1 B2 B1 B1 B1 B2 B2 B2 B2 B1 B1 B1 B1
POP 12HR 50 5 50 70 20
QPF 12HR 0.03 0 0.06 0.07 0.01
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C C C C C C C L L S S
TSTMS S S
DATE TUE 05/12/26 WED 05/13/26 THU 05/14/26 FRI 05/15/26
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 65 46 66 49 67 49 71
TEMP 45 46 63 60 50 50 63 62 54 53 65 62 53 53 68 65
DEWPT 35 35 34 36 38 43 51 52 51 51 52 50 49 49 51 51
PWIND DIR NW NW S S SW NW N N
WIND CHAR LT LT LT GN LT GN LT GN
AVG CLOUDS SC FW CL FW SC B1 B2 B2 B2 B1 B1 B1 B1 SC SC SC
POP 12HR 0 0 30 80 70 40 30 10
RAIN SHWRS C L D L C C C C S
TSTMS S S S
MDZ017-092000-
PATUXENT RIVER NAS MD
38.29N 76.41W ELEV. 39 FT
231 AM EDT SAT MAY 9 2026
DATE SAT 05/09/26 SUN 05/10/26 MON 05/11/26
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 59 83 55 63
TEMP 57 60 69 71 71 66 62 62 60 64 77 81 79 72 67 65 60 57 60 60 59 57
DEWPT 49 53 54 55 57 58 58 59 58 59 59 58 57 58 58 58 55 53 52 50 47 46
RH 75 78 59 57 61 75 87 90 93 84 54 46 47 61 73 78 84 86 75 69 64 67
WIND DIR S S S S S S SW SW W W SW SE S S NE N N N N N N N
WIND SPD 12 10 12 12 11 5 4 3 3 2 2 6 9 4 3 5 11 12 12 12 8 2
WIND GUST 23
CLOUDS B1 B1 OV B2 B1 SC SC FW SC SC FW FW FW FW B1 B1 B2 OV OV B2 B2 SC
POP 12HR 40 10 0 50 80
QPF 12HR 0.02 0 0 0.03 0.15
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C C C C D D C C
TSTMS S S
HEAT INDEX 81
MAX HEAT 81 82
DATE TUE 05/12/26 WED 05/13/26 THU 05/14/26 FRI 05/15/26
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 50 68 54 74 58 73 56 74
TEMP 54 54 65 61 57 59 71 67 63 62 71 67 61 60 71 68
DEWPT 45 41 38 39 44 47 50 53 55 56 55 53 53 53 53 52
PWIND DIR N N S S S NW N N
WIND CHAR LT LT LT GN GN GN LT GN
AVG CLOUDS SC SC CL CL FW SC B1 B2 B2 B2 B1 B1 B1 SC SC SC
POP 12HR 10 0 0 40 70 50 30 20
RAIN SHWRS S C L L C C C S S S
TSTMS S S
WVZ502-092000-
PETERSBURG WV
38.99N 79.15W ELEV. 963 FT
231 AM EDT SAT MAY 9 2026
DATE SAT 05/09/26 SUN 05/10/26 MON 05/11/26
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 80 48 66
TEMP 49 51 63 69 71 67 55 53 52 57 72 78 77 69 60 56 50 48 56 63 63 58
DEWPT 39 43 45 47 47 49 48 48 47 49 51 51 53 53 52 50 46 45 44 41 38 37
RH 68 74 52 45 42 52 77 83 83 75 48 39 43 57 75 80 86 89 64 44 39 45
WIND DIR S E W SW W S SW S S SW W W W NW N N N N N NW NW NW
WIND SPD 2 1 3 6 9 3 3 3 3 2 5 9 8 3 2 2 2 1 2 5 9 6
CLOUDS B2 OV OV B2 SC FW FW FW SC SC B1 SC SC B2 B1 B2 B2 B2 B1 SC SC SC
POP 12HR 30 0 40 70 30
QPF 12HR 0.03 0 0.04 0.13 0.01
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S S C S C C L L C C
TSTMS S S
DATE TUE 05/12/26 WED 05/13/26 THU 05/14/26 FRI 05/15/26
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 68 46 72 48 69 47 74
TEMP 41 41 66 62 50 51 67 65 54 51 66 63 52 51 70 69
DEWPT 35 33 33 37 39 43 50 50 49 48 48 47 47 47 49 49
PWIND DIR NW NW SW SW W NW NW NW
WIND CHAR LT LT LT GN LT LT LT LT
AVG CLOUDS SC FW CL FW SC B1 B2 B2 B1 SC B1 B1 SC SC B1 SC
POP 12HR 0 0 30 80 50 40 20 20
RAIN SHWRS C L D C S C C S S S
TSTMS S S
MDZ014-092000-
ANNAPOLIS MD
38.99N 76.49W ELEV. 7 FT
231 AM EDT SAT MAY 9 2026
DATE SAT 05/09/26 SUN 05/10/26 MON 05/11/26
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 79 53 64
TEMP 56 60 68 70 70 65 60 59 57 61 74 78 77 69 63 61 57 54 60 62 63 59
DEWPT 45 48 51 53 55 57 57 56 55 56 57 56 56 58 58 54 51 49 48 46 43 45
RH 66 64 54 55 59 75 90 90 93 84 55 47 48 68 84 78 80 83 64 56 48 60
WIND DIR SW S S S S S N N N N S S S N N N N N N N N N
WIND SPD 10 9 10 13 12 4 0 0 0 0 3 8 8 3 1 6 10 9 9 9 5 0
WIND GUST 24
CLOUDS B2 OV OV B2 B2 SC SC SC SC SC SC FW B1 B1 B1 B2 B2 B2 B2 B2 SC SC
POP 12HR 70 10 30 70 70
QPF 12HR 0.05 0 0.02 0.16 0.10
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S C L C C C L L L L S S
TSTMS S C S S
DATE TUE 05/12/26 WED 05/13/26 THU 05/14/26 FRI 05/15/26
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 66 53 69 56 71 55 73
TEMP 53 51 64 62 55 56 68 65 60 59 69 65 59 58 70 67
DEWPT 41 37 37 40 43 45 50 52 54 54 53 52 51 51 51 52
PWIND DIR N N S S S NW N N
WIND CHAR LT LT LT GN LT GN LT GN
AVG CLOUDS B1 FW CL FW FW SC B2 B2 B2 B2 B1 B1 B1 SC SC SC
POP 12HR 5 0 5 60 80 50 30 20
RAIN SHWRS C L D L C C C S S S
TSTMS S S
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page