848
FOUS51 KLWX 220302
PFMLWX
POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
1102 PM EDT THU MAY 21 2026
VAZ054-220800-
REAGAN NATIONAL AIRPORT-ARLINGTON VA
38.86N 77.03W ELEV. 66 FT
1102 PM EDT THU MAY 21 2026
DATE 05/21/26 FRI 05/22/26 SAT 05/23/26 SUN
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 55 60 52 61 55
TEMP 58 57 58 58 59 58 56 55 54 54 55 57 59 61 60 59 58 59 61
DEWPT 57 56 57 57 57 56 54 54 54 53 55 57 59 60 60 59 58 59 61
RH 96 96 96 96 93 93 93 96100 96100100100 97100100100100100
WIND DIR NE NE NE E E E E E NE NE E E E E E E NE E N
WIND SPD 10 11 12 12 13 12 12 11 11 12 12 12 12 12 12 11 6 6 5
CLOUDS OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV B2
POP 12HR 80 90 100 100 90
QPF 12HR 0.17 0.17 0.26 0.18 0.21
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS D L C L D D D D D D D D D D D D D D C
TSTMS S S S
DATE 05/24 MON 05/25/26 TUE 05/26/26 WED 05/27/26 THU 05/28/26
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 62 71 64 73 64 80 64 79
TEMP 71 73 65 63 69 69 66 65 72 71 66 66 77 75 68 66 76 75
DEWPT 67 69 65 63 68 68 66 65 66 67 65 64 64 65 63 61 60 61
PWIND DIR NE E SE SW E SW W W N
WIND CHAR LT LT LT LT LT LT LT LT GN
AVG CLOUDS B2 B1 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B1 B1 B1 SC SC
POP 12HR 30 40 60 70 60 30 30 20 20
RAIN SHWRS C S C C C L L C L C C S C C S S
TSTMS S S S S C S S
MDZ013-220800-
BALTIMORE/WASHINGTON AIRPORT-ANNE ARUNDEL MD
39.19N 76.67W ELEV. 154 FT
1102 PM EDT THU MAY 21 2026
DATE 05/21/26 FRI 05/22/26 SAT 05/23/26 SUN
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 53 61 51 60 53
TEMP 56 56 57 60 60 59 56 55 54 53 52 56 58 59 58 58 56 58 60
DEWPT 56 54 56 56 55 54 53 53 52 51 52 55 57 57 57 58 56 58 60
RH 100 93 96 87 84 83 90 93 93 93100 96 96 93 96100100100100
WIND DIR NE NE NE E E E E E E E E E E E E E E NE NE
WIND SPD 8 10 10 13 13 13 13 11 10 11 12 13 12 13 12 10 6 5 2
CLOUDS OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV B2
POP 12HR 60 80 100 100 100
QPF 12HR 0.09 0.14 0.34 0.31 0.31
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS L C C L L D D L D D D D D D D D D D C
TSTMS S S
DATE 05/24 MON 05/25/26 TUE 05/26/26 WED 05/27/26 THU 05/28/26
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 73 59 71 61 75 62 83 62 81
TEMP 71 71 64 62 70 69 65 65 74 72 66 67 80 77 68 67 79 75
DEWPT 65 67 63 62 67 69 64 65 66 67 63 64 64 66 61 61 61 62
PWIND DIR NE E S NW E SE W NW N
WIND CHAR LT LT LT LT LT LT LT LT LT
AVG CLOUDS B2 B2 B2 B2 B2 B2 B2 OV B2 B2 B2 B2 B2 B1 B1 B1 SC SC
POP 12HR 40 40 50 50 40 20 20 20 10
RAIN SHWRS C C C C C C C C C S S S S S
TSTMS S S S S S S
MDZ011-220800-
BALTIMORE INNER HARBOR-BALTIMORE CITY MD
39.28N 76.61W ELEV. 20 FT
1102 PM EDT THU MAY 21 2026
DATE 05/21/26 FRI 05/22/26 SAT 05/23/26 SUN
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 56 61 53 60 55
TEMP 57 57 59 60 61 60 57 55 54 54 54 56 58 59 58 57 55 58 59
DEWPT 54 54 53 52 52 51 49 50 50 50 50 50 53 53 54 57 55 58 59
RH 90 90 80 75 72 72 75 83 86 86 86 80 83 80 86100100100100
WIND DIR NE NE NE E E E E E E E E E E E E E E NE NE
WIND SPD 8 9 9 13 14 13 13 10 10 10 12 14 13 13 13 10 8 5 2
CLOUDS OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV
POP 12HR 60 80 100 100 100
QPF 12HR 0.06 0.12 0.33 0.38 0.30
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C C C C L L D D D D D D D D D D D D C
TSTMS S S
DATE 05/24 MON 05/25/26 TUE 05/26/26 WED 05/27/26 THU 05/28/26
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 73 61 71 63 76 64 83 64 82
TEMP 71 72 64 63 70 69 65 66 74 73 67 67 81 78 68 67 80 76
DEWPT 62 65 62 62 65 67 64 63 63 65 62 62 61 64 60 59 58 60
PWIND DIR NE E S W E S W NW N
WIND CHAR LT LT LT LT LT LT LT LT LT
AVG CLOUDS B2 B2 B2 OV OV B2 B2 OV B2 B2 B2 B2 B2 B1 B1 B1 B1 SC
POP 12HR 40 40 50 50 40 20 20 20 10
RAIN SHWRS C C C C C C C C C S S S S S
TSTMS S S S S S S
WVZ052-220800-
MARTINSBURG AIRPORT-BERKELEY WV
39.41N 77.98W ELEV. 558 FT
1102 PM EDT THU MAY 21 2026
DATE 05/21/26 FRI 05/22/26 SAT 05/23/26 SUN
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 51 58 48 57 50
TEMP 55 54 55 57 57 57 57 54 53 50 51 53 55 57 56 54 52 53 55
DEWPT 53 53 53 53 53 53 51 51 49 48 49 50 52 53 53 53 52 53 54
RH 93 96 93 86 86 86 80 90 86 93 93 89 90 86 90 96100100 96
WIND DIR NE NE NE E E E E E E E E E E E NE E NE N N
WIND SPD 2 4 4 5 6 5 5 5 5 5 5 5 6 6 5 3 2 2 0
CLOUDS OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV B2
POP 12HR 50 90 100 100 90
QPF 12HR 0.04 0.28 0.52 0.31 0.14
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C C L L D D D D D D D D D D D D L L S
DATE 05/24 MON 05/25/26 TUE 05/26/26 WED 05/27/26 THU 05/28/26
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 58 72 60 76 60 81 60 81
TEMP 69 71 64 62 71 69 64 64 74 72 65 65 79 76 66 64 79 75
DEWPT 61 64 62 60 65 66 63 61 64 65 62 61 62 65 61 58 59 61
PWIND DIR E E SE SW E S W NW N
WIND CHAR LT LT LT LT LT LT LT LT LT
AVG CLOUDS B2 B1 B1 B2 B2 B2 B2 B2 B2 B2 B2 B2 B1 B1 B1 B1 SC SC
POP 12HR 20 40 60 40 40 20 30 20 20
RAIN SHWRS S S C C C L C C C C S S C C S S S
TSTMS S S C C S
VAZ506-220800-
WASHINGTON DULLES AIRPORT-LOUDOUN VA
38.96N 77.45W ELEV. 321 FT
1102 PM EDT THU MAY 21 2026
DATE 05/21/26 FRI 05/22/26 SAT 05/23/26 SUN
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 53 59 50 60 54
TEMP 57 56 57 58 58 58 56 54 54 53 53 56 59 60 59 58 57 58 59
DEWPT 57 56 56 56 57 56 55 54 54 52 53 55 58 59 59 58 57 58 59
RH 100100 96 93 96 93 96100100 96100 96 96 96100100100100100
WIND DIR NE NE NE NE E E E E NE NE E E E E E E NE NE N
WIND SPD 5 5 6 8 9 8 8 6 6 8 8 9 9 9 8 4 4 2 3
CLOUDS OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV
POP 12HR 80 90 100 100 90
QPF 12HR 0.18 0.29 0.37 0.25 0.12
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS D L C D D D D D D D D D D D D D L L S
TSTMS S
DATE 05/24 MON 05/25/26 TUE 05/26/26 WED 05/27/26 THU 05/28/26
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 60 71 62 74 62 81 61 80
TEMP 71 73 65 63 70 69 66 65 73 72 67 66 79 77 68 65 78 76
DEWPT 66 68 65 63 69 69 66 65 68 68 65 64 66 67 63 62 62 64
PWIND DIR NE E S SW E S W NW N
WIND CHAR LT LT LT LT LT LT LT LT LT
AVG CLOUDS B2 B1 B2 B2 OV B2 B2 B2 B2 B2 B2 B2 B2 B1 B1 B1 B1 SC
POP 12HR 30 40 60 60 60 30 30 20 20
RAIN SHWRS S C C C C L L C L C S C C C S S S
TSTMS S S C S S
VAZ037-220800-
CHARLOTTESVILLE AIRPORT-ALBEMARLE VA
38.14N 78.45W ELEV. 640 FT
1102 PM EDT THU MAY 21 2026
DATE 05/21/26 FRI 05/22/26 SAT 05/23/26 SUN
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 54 58 52 61 56
TEMP 58 57 57 56 57 57 56 55 54 54 54 55 58 60 61 60 58 58 60
DEWPT 58 56 55 55 54 53 52 53 53 51 53 54 57 57 57 59 58 58 60
RH 100 96 93 96 90 86 86 93 96 90 96 96 96 90 87 96100100100
WIND DIR NE NE NE NE NE NE NE NE NE NE NE NE NE NE NE NE N NE N
WIND SPD 5 6 6 8 6 8 5 5 5 5 5 6 5 6 5 3 2 1 0
CLOUDS OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV B2 B2
POP 12HR 90 90 100 100 80
QPF 12HR 0.28 0.22 0.18 0.15 0.07
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS D D L D D L D L D D D D D D D D C C S
TSTMS S S S S S
DATE 05/24 MON 05/25/26 TUE 05/26/26 WED 05/27/26 THU 05/28/26
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 77 61 73 63 74 62 79 62 79
TEMP 75 74 66 64 73 71 67 65 73 72 67 66 78 75 68 65 78 75
DEWPT 66 67 66 64 69 69 67 65 68 68 66 65 66 67 65 62 61 63
PWIND DIR SE E SE N SE N S N NE
WIND CHAR LT LT LT LT LT LT LT LT LT
AVG CLOUDS B1 B1 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B1 B2 B1 B1
POP 12HR 40 40 70 70 70 40 60 30 30
RAIN SHWRS S C C S C L L C L L C S C L C S C C
TSTMS C S C S C S
MDZ003-220800-
HAGERSTOWN AIRPORT-WASHINGTON MD
39.71N 77.73W ELEV. 705 FT
1102 PM EDT THU MAY 21 2026
DATE 05/21/26 FRI 05/22/26 SAT 05/23/26 SUN
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 52 58 47 55 49
TEMP 56 54 56 58 58 58 57 54 52 49 50 52 55 55 55 54 51 53 56
DEWPT 54 53 53 55 56 56 54 53 50 49 50 52 54 54 54 54 51 53 55
RH 93 96 90 90 93 93 90 96 93100100100 96 96 96100100100 96
WIND DIR NE NE NE E E E E E E E E E E E E E E E E
WIND SPD 4 4 6 8 8 8 5 6 5 8 8 6 8 8 6 5 4 4 3
CLOUDS OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV B2
POP 12HR 30 90 100 100 90
QPF 12HR 0.01 0.17 0.48 0.35 0.19
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S S C C L D D D D D D D D D D D L L S
DATE 05/24 MON 05/25/26 TUE 05/26/26 WED 05/27/26 THU 05/28/26
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 58 72 60 75 60 81 60 80
TEMP 69 70 63 62 70 69 64 65 74 72 65 66 78 76 66 65 78 75
DEWPT 63 66 62 62 67 67 63 62 65 66 63 61 64 65 61 59 61 62
PWIND DIR E E S SE SE NE W NW N
WIND CHAR LT LT LT LT LT LT LT LT LT
AVG CLOUDS B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B1 B1 B1 SC SC
POP 12HR 20 40 60 40 40 20 30 20 20
RAIN SHWRS S S C C C L C C C C S S S C S S
TSTMS S S S S S S
MDZ017-220800-
PATUXENT RIVER NAS MD
38.29N 76.41W ELEV. 39 FT
1102 PM EDT THU MAY 21 2026
DATE 05/21/26 FRI 05/22/26 SAT 05/23/26 SUN
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 58 65 56 71 63
TEMP 61 59 62 64 64 62 58 58 58 58 61 64 67 68 67 66 66 65 69
DEWPT 56 56 57 56 57 54 54 54 55 56 59 60 63 63 63 64 65 65 66
RH 84 90 84 75 78 75 86 86 90 93 93 87 87 84 87 93 97100 90
WIND DIR NE NE NE NE NE NE NE NE NE NE E E E E E E SE S N
WIND SPD 13 13 13 17 17 18 17 13 12 13 14 16 14 13 12 10 5 6 3
CLOUDS OV OV OV OV OV OV OV OV OV OV OV OV OV B2 OV OV OV OV B2
POP 12HR 80 80 90 90 90
QPF 12HR 0.29 0.20 0.14 0.17 0.31
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS D L L L L L D D D D D D D D D D D D L
TSTMS S S S S S
DATE 05/24 MON 05/25/26 TUE 05/26/26 WED 05/27/26 THU 05/28/26
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 80 64 74 65 75 64 81 64 80
TEMP 77 75 70 69 74 70 69 71 75 71 69 70 80 75 71 70 78 73
DEWPT 68 67 67 67 68 68 67 66 67 66 65 65 65 64 64 62 61 60
PWIND DIR N E SE S E W SW W N
WIND CHAR LT LT LT LT LT LT LT LT LT
AVG CLOUDS B2 B1 B1 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B1 B1 B1 SC SC
POP 12HR 60 50 60 70 60 40 30 20 20
RAIN SHWRS L C C C C L L C L C C C S C S S S
TSTMS S C C C C S S
WVZ502-220800-
PETERSBURG WV
38.99N 79.15W ELEV. 963 FT
1102 PM EDT THU MAY 21 2026
DATE 05/21/26 FRI 05/22/26 SAT 05/23/26 SUN
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 50 60 48 62 51
TEMP 54 52 53 56 59 59 58 55 53 50 50 54 59 62 61 57 54 54 57
DEWPT 54 52 53 54 55 55 53 52 51 50 50 53 56 57 56 56 54 53 56
RH 100100100 93 87 87 83 90 93100100 96 90 84 84 96100 96 96
WIND DIR NE NE NE NE NE NE E E E E E E E E E E E E SW
WIND SPD 2 2 3 5 4 4 5 4 4 4 4 4 5 4 5 2 3 2 1
CLOUDS OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV B2 B2 B2
POP 12HR 80 90 100 100 60
QPF 12HR 0.16 0.44 0.29 0.13 0.14
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS L C D D D D D D D D D D L L L L S S C
TSTMS S S S
DATE 05/24 MON 05/25/26 TUE 05/26/26 WED 05/27/26 THU 05/28/26
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 80 60 74 61 77 61 82 60 82
TEMP 77 76 65 62 73 71 65 64 75 74 66 65 79 77 67 64 79 77
DEWPT 65 66 61 62 68 66 62 62 67 66 62 61 65 65 61 59 61 61
PWIND DIR SE S SW SW SE S NW W N
WIND CHAR LT LT LT LT LT LT LT LT LT
AVG CLOUDS B1 B2 B2 B2 B2 OV B2 B2 B2 B2 B2 B2 B2 B2 B1 B1 B1 B1
POP 12HR 70 40 90 50 80 40 60 30 40
RAIN SHWRS C L C C L D C C D D C C C L C S C C
TSTMS S C S S C C S
MDZ014-220800-
ANNAPOLIS MD
38.99N 76.49W ELEV. 7 FT
1102 PM EDT THU MAY 21 2026
DATE 05/21/26 FRI 05/22/26 SAT 05/23/26 SUN
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 55 63 53 64 57
TEMP 58 58 60 62 62 61 57 56 55 55 57 60 62 62 61 60 60 61 63
DEWPT 56 55 56 57 56 55 54 54 54 54 55 58 60 61 60 60 60 61 63
RH 93 90 87 84 81 81 90 93 96 96 93 93 93 97 97100100100100
WIND DIR NE NE NE E E E E E E E E E E E E E E E NE
WIND SPD 11 12 13 16 17 17 16 13 12 13 14 18 16 17 16 12 8 6 4
CLOUDS OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV B2
POP 12HR 70 80 100 100 100
QPF 12HR 0.11 0.14 0.30 0.39 0.42
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS L L C L D L D D D D D D D D D D D D C
TSTMS S S S S
DATE 05/24 MON 05/25/26 TUE 05/26/26 WED 05/27/26 THU 05/28/26
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 62 71 63 75 63 81 64 80
TEMP 73 71 66 65 70 68 66 67 74 70 67 68 79 75 70 68 79 74
DEWPT 67 68 64 64 65 64 65 65 64 65 64 63 62 63 62 60 59 60
PWIND DIR NE E SE W E SW SW NW N
WIND CHAR LT LT LT LT LT LT LT LT LT
AVG CLOUDS B2 B1 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B1 B1 B1 B1 SC
POP 12HR 50 40 60 60 50 20 20 20 10
RAIN SHWRS C S C C C L L C C C S S S S S
TSTMS S S S S S S
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