526
FOUS51 KLWX 151753
PFMLWX
POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
153 PM EDT WED JUL 15 2026
VAZ054-152000-
REAGAN NATIONAL AIRPORT-ARLINGTON VA
38.86N 77.03W ELEV. 66 FT
153 PM EDT WED JUL 15 2026
DATE WED 07/15/26 THU 07/16/26 FRI 07/17/26
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 102 80 100 77 95
TEMP 95101 97 86 82 80 82 92 99 99 96 87 82 78 79 86 93 95 90
DEWPT 70 64 66 68 69 69 69 68 66 65 66 67 64 60 59 58 57 58 59
RH 45 30 36 55 65 69 65 46 34 33 38 52 55 54 50 39 30 29 35
WIND DIR W W SW SW SW NW N NW W W W N N N N NE NE SE SE
WIND SPD 6 10 8 4 4 3 5 3 6 9 6 6 6 5 5 5 3 6 10
CLOUDS CL CL SC SC SC FW B1 SC SC SC SC SC SC FW FW SC SC SC SC
POP 12HR 0 0 20 20 0
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S
TSTMS S
OBVIS K K K K K K K K K
HEAT INDEX 102104101 89 85 83 85 96103102100 90 83
MAX HEAT 102 105 94 85 103 104 95 81 92 94
DATE SAT 07/18/26 SUN 07/19/26 MON 07/20/26 TUE 07/21/26
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 76 91 74 91 73 91 75 90
TEMP 78 78 91 84 76 76 87 84 75 75 88 86 77 76 87 84
DEWPT 65 69 71 72 74 73 71 68 68 68 66 66 71 71 70 69
PWIND DIR SE S W NW E S S SW
WIND CHAR GN GN GN GN GN GN GN BZ
AVG CLOUDS SC B2 B1 B2 B2 B1 SC B1 SC SC FW SC SC SC SC B1
POP 12HR 30 80 60 40 20 20 20 50
RAIN SHWRS C C D L S S C S S S S C
TSTMS C C L C C S S S C
MDZ013-152000-
BALTIMORE/WASHINGTON AIRPORT-ANNE ARUNDEL MD
39.19N 76.67W ELEV. 154 FT
153 PM EDT WED JUL 15 2026
DATE WED 07/15/26 THU 07/16/26 FRI 07/17/26
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 102 78 100 75 93
TEMP 95102 95 85 81 78 80 92 98100 93 84 80 76 78 86 91 93 85
DEWPT 71 65 67 68 69 69 69 67 66 66 68 66 61 60 60 60 59 60 61
RH 46 30 40 57 67 74 69 44 35 33 44 55 52 58 54 42 34 33 45
WIND DIR W W W W W NW N W W W W N N N N NE NE SE SE
WIND SPD 9 10 6 4 4 4 3 2 8 9 5 5 4 4 3 3 4 5 4
WIND GUST 16
CLOUDS CL FW FW SC B1 SC B1 SC SC SC SC SC FW FW FW SC SC FW SC
POP 12HR 0 0 20 20 0
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S S
TSTMS S S
OBVIS K K K K K K K K K K
HEAT INDEX 103106 99 88 84 83 96102104 97 86 81 86 93 85
MAX HEAT 103 106 95 83 102 104 93 90 93
HEAT Y Y
DATE SAT 07/18/26 SUN 07/19/26 MON 07/20/26 TUE 07/21/26
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 73 90 72 91 70 90 73 92
TEMP 74 75 90 83 75 75 88 84 73 73 88 84 76 76 90 84
DEWPT 65 69 73 76 74 74 73 71 68 69 68 70 71 73 73 72
PWIND DIR S S W NW N S S SW
WIND CHAR LT LT LT GN LT LT LT GN
AVG CLOUDS SC B2 B2 OV B2 B1 SC B1 SC SC SC SC SC SC B1 B1
POP 12HR 20 80 60 30 10 10 20 40
RAIN SHWRS S C D L S C S S S C
TSTMS S C L C S C S C
MDZ011-152000-
BALTIMORE INNER HARBOR-BALTIMORE CITY MD
39.28N 76.61W ELEV. 20 FT
153 PM EDT WED JUL 15 2026
DATE WED 07/15/26 THU 07/16/26 FRI 07/17/26
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 102 79 100 76 94
TEMP 97102 97 87 83 80 82 93 98100 95 86 81 77 79 88 93 94 88
DEWPT 71 66 66 68 69 69 68 65 65 66 67 64 59 59 58 57 56 57 58
RH 43 31 36 53 63 69 63 40 34 33 40 48 47 54 49 35 29 29 36
WIND DIR W W W W W N N SW W W W N N N N N NE SE SE
WIND SPD 9 10 6 4 3 5 2 3 8 9 6 8 3 4 3 3 4 5 3
CLOUDS CL CL FW SC FW SC SC SC SC SC SC FW FW FW FW SC SC SC SC
POP 12HR 0 0 20 20 0
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S S
TSTMS S S
OBVIS K K K K K K K K K K K
HEAT INDEX 105107101 91 87 83 85 95101104 99 87 81
MAX HEAT 105 107 97 85 101 104 93 91 93
HEAT Y Y
DATE SAT 07/18/26 SUN 07/19/26 MON 07/20/26 TUE 07/21/26
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 76 90 75 92 72 90 75 91
TEMP 78 78 90 83 75 77 89 85 75 74 87 85 76 77 89 84
DEWPT 63 67 71 73 74 72 70 68 67 66 65 67 71 70 70 69
PWIND DIR SE S W NW N S S SW
WIND CHAR LT LT LT LT LT LT LT GN
AVG CLOUDS SC B2 B2 OV B2 B2 SC B1 SC SC SC SC SC SC B1 B1
POP 12HR 20 80 60 30 10 20 20 50
RAIN SHWRS S L D L S C S S S S C
TSTMS S C L C S C S S C
WVZ052-152000-
MARTINSBURG AIRPORT-BERKELEY WV
39.41N 77.98W ELEV. 558 FT
153 PM EDT WED JUL 15 2026
DATE WED 07/15/26 THU 07/16/26 FRI 07/17/26
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 100 74 98 69 92
TEMP 93100 91 81 79 75 79 91 96 98 90 80 75 71 75 84 89 92 85
DEWPT 69 64 67 67 68 68 69 69 67 66 66 62 59 57 60 58 58 58 61
RH 46 31 45 63 69 79 72 49 39 35 45 54 58 61 60 41 35 32 45
WIND DIR NW W W W W W W W W W NW N N NW N N N N N
WIND SPD 8 10 8 6 6 3 2 4 9 11 6 6 4 3 2 0 0 0 0
WIND GUST 17
CLOUDS CL FW FW B1 SC SC SC FW B1 SC SC FW FW FW FW SC SC SC SC
POP 12HR 0 0 20 10 0
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
OBVIS K K K K K K K
HEAT INDEX 98103 94 83 96100102 93 81 84 85
MAX HEAT 98 103 88 100 102 87 88 91
HEAT Y Y
DATE SAT 07/18/26 SUN 07/19/26 MON 07/20/26 TUE 07/21/26
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 71 87 70 88 67 89 69 89
TEMP 73 75 87 81 73 73 86 82 70 71 87 83 73 73 87 83
DEWPT 63 66 71 73 72 71 69 66 65 65 64 65 67 69 69 67
PWIND DIR S SW W NW NW SW SW SW
WIND CHAR LT LT LT GN LT LT LT GN
AVG CLOUDS B1 B2 B2 B2 B1 B1 SC SC SC SC SC SC SC SC B1 B1
POP 12HR 40 80 50 30 10 10 30 50
RAIN SHWRS C L D C S S C S C C C
TSTMS S C L C S S C S S C
VAZ506-152000-
WASHINGTON DULLES AIRPORT-LOUDOUN VA
38.96N 77.45W ELEV. 321 FT
153 PM EDT WED JUL 15 2026
DATE WED 07/15/26 THU 07/16/26 FRI 07/17/26
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 100 76 99 72 94
TEMP 93100 92 82 78 76 79 91 98 99 91 83 77 72 75 86 93 94 88
DEWPT 73 66 69 68 68 68 70 70 69 67 70 67 64 61 61 61 60 60 62
RH 52 33 47 63 71 76 74 50 39 36 50 59 64 68 62 43 33 32 42
WIND DIR W SW SW SW SW NW N NW W W W N N N N N NW NW E
WIND SPD 6 8 6 5 3 4 4 3 5 8 4 5 4 4 3 3 4 3 2
WIND GUST 17
CLOUDS CL FW SC SC SC SC SC SC SC SC SC SC SC FW FW SC SC SC SC
POP 12HR 0 0 20 20 0
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S
TSTMS S
OBVIS K K K K K K K K
HEAT INDEX 102104 97 85 97104104 97 86 86 93 94 88
MAX HEAT 102 104 91 104 105 92 93 94
HEAT Y Y
DATE SAT 07/18/26 SUN 07/19/26 MON 07/20/26 TUE 07/21/26
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 72 89 71 89 69 90 71 91
TEMP 74 74 89 82 74 74 87 83 73 72 88 85 75 74 89 84
DEWPT 64 68 74 76 74 73 74 71 68 68 69 69 70 72 73 72
PWIND DIR SE SW W NW NE S S SW
WIND CHAR LT LT LT GN LT LT LT GN
AVG CLOUDS SC B2 B1 B2 B2 B2 SC B1 SC SC SC SC SC SC B1 B1
POP 12HR 30 80 60 40 20 10 20 50
RAIN SHWRS C C D L S C S S S S C
TSTMS C C L C C S S C
VAZ037-152000-
CHARLOTTESVILLE AIRPORT-ALBEMARLE VA
38.14N 78.45W ELEV. 640 FT
153 PM EDT WED JUL 15 2026
DATE WED 07/15/26 THU 07/16/26 FRI 07/17/26
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 99 73 99 74 94
TEMP 93 98 90 80 75 73 77 92 98 98 91 82 78 75 76 87 92 94 86
DEWPT 66 64 67 66 65 66 68 70 68 67 70 69 68 63 62 60 60 61 64
RH 41 33 47 62 71 79 74 49 38 37 50 65 71 66 62 40 34 34 48
WIND DIR S W S SW W W W NW S W S NW NE N N NE E SE E
WIND SPD 3 2 5 3 2 2 1 1 3 4 4 3 5 5 5 5 4 4 3
CLOUDS FW CL CL SC SC SC FW SC SC SC SC B1 SC B1 SC FW FW SC SC
POP 12HR 0 0 10 10 5
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
OBVIS K K K K K K
HEAT INDEX 96101 93 82 98104103 97 85 87 92 94 87
MAX HEAT 96 101 87 104 104 93 92 94
DATE SAT 07/18/26 SUN 07/19/26 MON 07/20/26 TUE 07/21/26
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 72 92 72 92 70 91 71 92
TEMP 75 75 92 84 75 74 89 85 73 72 89 86 74 74 90 86
DEWPT 67 68 69 71 72 72 69 68 68 67 65 65 68 69 69 68
PWIND DIR E SW SW W NW SW SW SW
WIND CHAR LT GN LT LT LT LT LT GN
AVG CLOUDS SC B1 SC B2 B1 B1 B1 B1 SC SC SC SC SC SC B1 B1
POP 12HR 10 70 30 40 20 10 10 40
RAIN SHWRS L C C S C
TSTMS L C C S C
MDZ003-152000-
HAGERSTOWN AIRPORT-WASHINGTON MD
39.71N 77.73W ELEV. 705 FT
153 PM EDT WED JUL 15 2026
DATE WED 07/15/26 THU 07/16/26 FRI 07/17/26
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 99 74 97 68 92
TEMP 93 99 91 82 78 74 78 89 96 97 90 79 74 69 73 84 90 92 86
DEWPT 71 64 68 69 68 68 69 68 68 66 65 61 58 57 60 59 58 58 61
RH 49 32 47 65 71 82 74 50 40 36 44 54 57 66 64 43 34 32 43
WIND DIR W NW W W NW NE NW W W W NW N N N N NW W SE SE
WIND SPD 8 10 6 5 4 2 1 4 9 11 8 8 5 4 2 2 3 3 2
WIND GUST 19 20
CLOUDS CL SC FW B1 SC SC SC FW SC SC FW FW FW FW FW SC SC SC SC
POP 12HR 0 0 20 5 0
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S
TSTMS S
OBVIS K K K K K K K K K
HEAT INDEX 100102 95 85 93101101 92 84 86
MAX HEAT 100 102 90 101 101 86 89 91
HEAT Y Y
DATE SAT 07/18/26 SUN 07/19/26 MON 07/20/26 TUE 07/21/26
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 71 87 69 87 66 89 69 89
TEMP 73 74 87 81 73 72 85 82 70 71 86 83 73 73 86 82
DEWPT 61 66 71 73 72 71 70 67 65 65 66 67 68 69 70 69
PWIND DIR SE S W NW E SW S SW
WIND CHAR LT GN LT GN LT LT LT GN
AVG CLOUDS B1 B2 B2 B2 B2 B2 SC SC SC SC SC SC B1 B1 B1 B1
POP 12HR 40 80 60 20 10 20 30 50
RAIN SHWRS C L D L S S S S C C C C
TSTMS S C C C S S S S S C
MDZ017-152000-
PATUXENT RIVER NAS MD
38.29N 76.41W ELEV. 39 FT
153 PM EDT WED JUL 15 2026
DATE WED 07/15/26 THU 07/16/26 FRI 07/17/26
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 101 80 99 78 94
TEMP 94101 93 86 83 80 85 93 97 98 92 84 82 79 83 88 93 93 86
DEWPT 72 68 70 69 69 69 72 72 70 70 72 71 70 68 66 64 63 62 64
RH 49 35 47 57 63 69 65 51 42 41 52 65 67 69 57 45 37 36 48
WIND DIR SW W SW SW W W NW NW S S S SW N NE NE NE NE SE SE
WIND SPD 9 9 9 9 8 6 4 2 4 6 5 5 8 11 9 6 4 5 5
CLOUDS SC CL CL SC SC SC SC SC SC FW SC B1 SC FW SC FW FW FW SC
POP 12HR 0 0 10 20 0
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S S
TSTMS S S
OBVIS K K K K K K K K
HEAT INDEX 102107 99 90 87 83 91101104105100 89 86 85 89 94 94 87
MAX HEAT 102 107 94 91 104 107 94 85 94 95
HEAT Y Y
DATE SAT 07/18/26 SUN 07/19/26 MON 07/20/26 TUE 07/21/26
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 77 95 76 89 75 89 77 90
TEMP 78 83 95 84 78 78 85 82 76 78 85 83 78 80 87 82
DEWPT 70 73 74 75 74 75 74 72 72 71 69 69 73 73 72 73
PWIND DIR S S W NW S SE S SW
WIND CHAR LT GN GN LT LT LT LT GN
AVG CLOUDS SC B1 B1 B2 B2 B1 SC B1 B1 SC FW FW SC SC SC B1
POP 12HR 10 70 60 50 30 10 10 50
RAIN SHWRS C L L S S C C C
TSTMS S C C S C C C
WVZ502-152000-
PETERSBURG WV
38.99N 79.15W ELEV. 963 FT
153 PM EDT WED JUL 15 2026
DATE WED 07/15/26 THU 07/16/26 FRI 07/17/26
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 98 69 97 67 94
TEMP 91 97 86 74 71 69 73 89 96 96 87 76 71 68 71 85 93 93 83
DEWPT 72 64 69 68 67 66 68 70 66 66 69 68 65 62 63 63 62 63 67
RH 54 34 57 82 87 90 84 54 38 38 55 76 81 81 76 48 36 37 59
WIND DIR W NW W S S S S W W NW W W N S SW N E SE S
WIND SPD 4 6 4 4 3 3 2 2 5 6 3 2 2 2 1 0 2 3 2
CLOUDS CL FW CL SC SC SC SC SC SC SC SC SC SC SC SC FW SC SC SC
POP 12HR 0 0 20 10 10
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C
TSTMS S
OBVIS PF PF PF K K K K K K
HEAT INDEX 99 99 90 94100100 91 86 94 94 86
MAX HEAT 99 99 83 100 101 87 94 95
HEAT Y Y
DATE SAT 07/18/26 SUN 07/19/26 MON 07/20/26 TUE 07/21/26
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 68 88 67 88 64 90 66 89
TEMP 69 71 88 80 71 70 86 80 67 67 88 82 70 69 86 80
DEWPT 66 68 73 72 69 70 71 69 65 66 66 68 66 67 70 69
PWIND DIR S SW W W W W SW W
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS B1 B1 B2 B2 B1 B2 B1 B1 SC SC SC SC SC B1 B2 B1
POP 12HR 30 80 50 30 10 20 30 50
RAIN SHWRS C S L D C C S C S C C C
TSTMS S S C C C S S C S S C
MDZ014-152000-
ANNAPOLIS MD
38.99N 76.49W ELEV. 7 FT
153 PM EDT WED JUL 15 2026
DATE WED 07/15/26 THU 07/16/26 FRI 07/17/26
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 101 80 98 78 92
TEMP 94101 94 84 83 81 83 92 97 98 92 84 82 79 81 88 92 91 86
DEWPT 70 66 68 69 69 70 70 68 68 68 70 70 66 63 63 61 61 61 63
RH 46 32 43 61 63 69 65 46 39 38 49 63 58 58 54 40 36 37 46
WIND DIR W W SW W W NW N S S SW SW N N N N NE E SE SE
WIND SPD 4 8 9 6 5 5 3 2 6 9 5 4 6 6 5 6 5 5 3
CLOUDS CL CL SC SC SC SC SC SC SC SC SC SC FW SC FW SC SC FW SC
POP 12HR 0 0 20 20 0
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S S
TSTMS S S
OBVIS K K K K K K K K K K K
HEAT INDEX 100106 99 88 87 85 87 96102104 98 88 84 82 88 92 91 87
MAX HEAT 100 106 95 87 102 104 94 83 92 92
HEAT Y Y
DATE SAT 07/18/26 SUN 07/19/26 MON 07/20/26 TUE 07/21/26
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 76 89 74 92 74 91 75 91
TEMP 77 79 89 85 77 78 90 85 76 77 89 86 78 79 90 84
DEWPT 68 70 74 77 75 74 75 73 71 70 70 71 73 73 75 74
PWIND DIR S S W NW NE S S SW
WIND CHAR LT GN LT LT LT LT LT GN
AVG CLOUDS SC B2 B2 B2 B2 B1 SC B1 SC FW SC SC SC SC B1 B1
POP 12HR 20 80 70 30 10 10 20 40
RAIN SHWRS S C D L S S C S C
TSTMS S C L C S S C S C
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