588  
FOUS51 KLWX 082104  
PFMLWX  
 
POINT FORECAST MATRICES  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
503 PM EDT WED APR 8 2026  
 
VAZ054-090800-  
REAGAN NATIONAL AIRPORT-ARLINGTON VA  
38.86N 77.03W ELEV. 66 FT  
503 PM EDT WED APR 8 2026  
 
DATE 04/08/26 THU 04/09/26 FRI 04/10/26 SAT  
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 38 61 43 74 55  
TEMP 50 44 40 38 40 49 57 61 55 48 45 43 45 58 70 73 68 62 58 56 57  
DEWPT 23 27 29 30 32 32 30 30 33 36 39 39 40 39 40 40 42 43 44 45 46  
RH 34 51 64 73 73 52 35 31 43 63 79 86 82 49 33 30 39 50 59 66 67  
WIND DIR SE SE SE E E SE S SE SE SE S S S S S S S S SW NW N  
WIND SPD 8 8 5 4 3 5 6 10 9 8 5 4 4 6 9 12 12 10 9 9 11  
CLOUDS FW SC CL SC B1 SC B1 SC FW CL FW FW FW FW FW FW SC SC B1 B1 SC  
POP 12HR 0 0 0 0 10  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
 
DATE 04/11 SUN 04/12/26 MON 04/13/26 TUE 04/14/26 WED 04/15/26  
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 71 49 71 57 85 67 91 69 90  
TEMP 68 64 53 51 67 64 58 60 81 79 71 68 87 84 74 70 87 81  
DEWPT 41 36 38 39 40 42 48 52 52 52 53 54 54 54 55 56 55 54  
PWIND DIR N NE SE S SW SW SW SW SW  
WIND CHAR GN LT GN GN GN GN GN GN GN  
AVG CLOUDS SC FW FW FW B1 SC SC B1 B1 B1 B2 SC B1 B1 B1 B1 SC SC  
POP 12HR 0 0 0 0 0 5 5 10 20  
RAIN SHWRS S  
 

 
MDZ013-090800-  
BALTIMORE/WASHINGTON AIRPORT-ANNE ARUNDEL MD  
39.19N 76.67W ELEV. 154 FT  
503 PM EDT WED APR 8 2026  
 
DATE 04/08/26 THU 04/09/26 FRI 04/10/26 SAT  
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 35 58 41 72 53  
TEMP 47 40 37 35 38 47 54 58 52 46 43 41 43 57 68 71 64 58 56 54 55  
DEWPT 24 29 31 31 33 34 31 32 35 38 39 40 40 41 43 44 44 45 45 47 46  
RH 40 64 79 85 82 60 41 37 52 73 86 96 89 55 40 38 48 62 66 77 72  
WIND DIR SE SE E E SE SE SE SE S S S S S S S S S S SW NW N  
WIND SPD 5 3 2 2 2 3 5 5 3 3 2 2 2 4 6 9 5 5 4 5 6  
CLOUDS FW FW FW SC B1 B1 SC SC FW FW FW FW FW FW FW FW SC SC B1 B1 SC  
POP 12HR 0 0 0 0 10  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
OBVIS PF  
FROST Y Y Y  
 
DATE 04/11 SUN 04/12/26 MON 04/13/26 TUE 04/14/26 WED 04/15/26  
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 68 46 68 54 83 65 89 69 90  
TEMP 66 62 49 48 64 60 55 57 80 77 69 67 86 82 73 70 87 81  
DEWPT 40 39 39 38 40 43 48 52 54 54 53 54 56 57 56 57 57 57  
PWIND DIR N NE SE S SW SW SW SW SW  
WIND CHAR LT LT LT LT GN LT GN LT GN  
AVG CLOUDS SC FW CL FW B1 SC SC B1 B1 B1 B1 B1 B1 SC B1 B1 SC SC  
POP 12HR 0 0 0 5 5 5 5 10 30  
RAIN SHWRS C  
 

 
MDZ011-090800-  
BALTIMORE INNER HARBOR-BALTIMORE CITY MD  
39.28N 76.61W ELEV. 20 FT  
503 PM EDT WED APR 8 2026  
 
DATE 04/08/26 THU 04/09/26 FRI 04/10/26 SAT  
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 39 57 43 70 54  
TEMP 49 45 40 39 40 49 54 57 53 48 45 44 46 57 66 70 64 59 57 55 55  
DEWPT 21 27 29 30 32 32 29 30 34 36 38 38 38 39 41 41 42 42 44 44 43  
RH 33 49 64 70 73 52 38 35 48 63 76 79 73 51 40 35 45 53 62 66 64  
WIND DIR SE SE SE SE SE SE SE SE S S S S S S S S S S SW NW N  
WIND SPD 4 5 3 3 3 4 5 5 2 2 2 2 2 3 6 8 5 3 3 4 5  
CLOUDS FW FW FW B1 B1 B1 SC SC FW FW FW FW FW FW FW FW B1 SC B1 B1 SC  
POP 12HR 0 0 0 0 10  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
FROST Y Y Y  
 
DATE 04/11 SUN 04/12/26 MON 04/13/26 TUE 04/14/26 WED 04/15/26  
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 68 47 66 55 82 65 87 68 87  
TEMP 66 62 51 49 63 61 56 58 79 76 69 67 84 80 71 70 84 79  
DEWPT 36 36 36 35 37 40 47 50 51 51 53 53 53 54 55 55 54 53  
PWIND DIR N NE SE S SW SW SW SW SW  
WIND CHAR LT LT LT LT GN LT LT LT LT  
AVG CLOUDS FW FW CL FW B1 SC SC B1 B1 B1 B2 B1 B1 SC B1 B1 SC SC  
POP 12HR 0 0 0 5 5 5 5 10 30  
RAIN SHWRS C  
 

 
WVZ052-090800-  
MARTINSBURG AIRPORT-BERKELEY WV  
39.41N 77.98W ELEV. 558 FT  
503 PM EDT WED APR 8 2026  
 
DATE 04/08/26 THU 04/09/26 FRI 04/10/26 SAT  
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 30 62 38 75 51  
TEMP 48 40 34 31 35 48 58 62 55 48 42 39 42 59 72 75 68 60 56 52 53  
DEWPT 19 20 24 26 28 28 28 29 31 32 33 33 35 38 42 42 42 42 42 43 44  
RH 31 44 66 81 75 46 32 28 40 54 70 79 76 45 34 31 39 51 59 71 71  
WIND DIR SE SE SE SE SE S S S SE SE SE SE S S S S S SW W NW NW  
WIND SPD 5 5 5 3 3 8 10 10 5 5 3 2 1 3 8 9 5 4 5 5 9  
CLOUDS CL FW FW SC SC SC B1 FW CL FW FW FW FW FW FW SC SC B1 B1 B1 B1  
POP 12HR 0 0 0 0 20  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S S  
FREEZE W W W  
 
DATE 04/11 SUN 04/12/26 MON 04/13/26 TUE 04/14/26 WED 04/15/26  
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 69 43 71 55 84 60 89 64 87  
TEMP 66 62 48 46 67 66 58 59 81 75 65 64 87 80 69 67 84 78  
DEWPT 37 36 35 36 42 45 46 49 50 51 49 52 54 55 54 54 55 54  
PWIND DIR N NE SE S SW SW SW SW SW  
WIND CHAR GN LT GN GN GN LT GN LT GN  
AVG CLOUDS SC FW CL SC SC FW SC B2 B2 B1 B1 SC B1 B1 B1 B1 B1 B1  
POP 12HR 5 5 0 0 5 5 10 10 40  
RAIN SHWRS C  
 

 
VAZ506-090800-  
WASHINGTON DULLES AIRPORT-LOUDOUN VA  
38.96N 77.45W ELEV. 321 FT  
503 PM EDT WED APR 8 2026  
 
DATE 04/08/26 THU 04/09/26 FRI 04/10/26 SAT  
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 33 62 41 75 53  
TEMP 49 42 37 34 37 48 58 62 56 48 44 41 43 59 72 75 69 62 57 54 55  
DEWPT 21 26 29 30 32 33 31 31 33 37 40 40 41 40 42 43 43 44 45 47 48  
RH 33 53 72 85 82 56 36 31 42 65 86 96 93 49 34 32 39 52 64 77 77  
WIND DIR SE SE SE SE SE S S S SE SE S S S S S S S S SW NW N  
WIND SPD 6 5 4 2 2 4 6 8 5 5 4 3 3 5 6 10 8 5 5 5 9  
CLOUDS FW FW FW SC SC SC SC FW FW FW FW FW FW FW FW SC SC B1 B1 B1 B1  
POP 12HR 0 0 0 0 10  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
FREEZE W W W  
 
DATE 04/11 SUN 04/12/26 MON 04/13/26 TUE 04/14/26 WED 04/15/26  
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 69 47 74 58 85 66 91 69 92  
TEMP 67 63 51 49 69 67 58 60 82 79 71 67 88 84 74 70 89 83  
DEWPT 43 39 39 40 44 47 50 53 54 53 53 55 57 58 57 58 58 57  
PWIND DIR N E SE S SW SW SW SW SW  
WIND CHAR GN LT GN GN GN GN GN LT GN  
AVG CLOUDS SC FW FW SC SC FW SC B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1  
POP 12HR 5 5 0 0 5 5 10 10 30  
RAIN SHWRS C  
 

 
VAZ037-090800-  
CHARLOTTESVILLE AIRPORT-ALBEMARLE VA  
38.14N 78.45W ELEV. 640 FT  
503 PM EDT WED APR 8 2026  
 
DATE 04/08/26 THU 04/09/26 FRI 04/10/26 SAT  
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 31 64 40 76 52  
TEMP 51 43 36 32 35 48 58 62 58 49 44 41 44 62 73 76 69 62 57 53 56  
DEWPT 18 21 23 26 28 27 25 26 29 31 32 32 34 36 39 40 40 40 41 41 43  
RH 27 41 59 78 75 44 28 25 33 50 62 70 68 38 29 27 35 44 55 64 62  
WIND DIR E E N E SE S S S SE S S SW SW S S S S SW W W NW  
WIND SPD 5 2 1 1 1 3 5 5 2 2 2 2 2 5 8 10 6 5 5 4 4  
CLOUDS SC SC SC FW SC SC SC FW CL CL CL CL CL CL FW FW FW SC SC B1 B1  
POP 12HR 0 0 0 0 5  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
FREEZE W W W  
 
DATE 04/11 SUN 04/12/26 MON 04/13/26 TUE 04/14/26 WED 04/15/26  
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 76 50 76 57 85 61 90 64 90  
TEMP 73 67 55 52 72 70 60 60 82 79 67 65 87 83 70 68 87 81  
DEWPT 44 42 40 41 45 47 48 51 49 47 48 51 52 52 51 54 53 52  
PWIND DIR N NE SE S SW SW SW SW SW  
WIND CHAR LT LT LT LT GN GN GN LT GN  
AVG CLOUDS SC SC SC SC SC SC SC B1 B1 B1 B1 SC SC SC SC SC SC SC  
POP 12HR 10 5 0 0 0 0 5 5 20  
RAIN SHWRS S  
 

 
MDZ003-090800-  
HAGERSTOWN AIRPORT-WASHINGTON MD  
39.71N 77.73W ELEV. 705 FT  
503 PM EDT WED APR 8 2026  
 
DATE 04/08/26 THU 04/09/26 FRI 04/10/26 SAT  
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 31 60 39 73 50  
TEMP 47 40 35 32 35 48 57 60 53 47 42 40 43 57 70 73 67 60 56 51 52  
DEWPT 21 22 25 27 29 29 29 31 32 34 35 36 38 41 46 47 45 46 47 47 46  
RH 35 48 66 81 78 47 34 33 44 60 76 85 82 55 42 40 45 60 72 86 80  
WIND DIR SE SE S S S S S S S S S S S S S S S SW W NW N  
WIND SPD 6 5 4 4 4 6 10 10 5 5 4 3 3 5 8 9 5 4 4 5 8  
CLOUDS CL CL FW SC SC SC SC FW FW FW FW FW FW FW FW SC SC B1 B2 B1 SC  
POP 12HR 0 0 0 5 20  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S S S S  
FREEZE W W W  
 
DATE 04/11 SUN 04/12/26 MON 04/13/26 TUE 04/14/26 WED 04/15/26  
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 66 42 70 56 82 62 88 65 87  
TEMP 64 59 46 46 65 65 56 58 80 75 65 65 86 80 69 68 85 78  
DEWPT 37 37 37 36 45 47 47 51 54 55 53 54 59 59 58 58 60 57  
PWIND DIR N NE SE S SW SW SW SW SW  
WIND CHAR LT LT LT LT GN LT GN LT GN  
AVG CLOUDS FW CL CL SC B1 FW SC B2 B2 B1 B2 B1 B1 B1 B1 B1 B1 B1  
POP 12HR 5 0 0 5 10 5 10 20 40  
RAIN SHWRS S S C  
 

 
MDZ017-090800-  
PATUXENT RIVER NAS MD  
38.29N 76.41W ELEV. 39 FT  
503 PM EDT WED APR 8 2026  
 
DATE 04/08/26 THU 04/09/26 FRI 04/10/26 SAT  
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 40 59 44 69 55  
TEMP 50 43 42 41 43 50 56 58 52 48 47 45 46 59 66 67 61 57 57 56 57  
DEWPT 31 32 35 37 37 38 38 39 41 42 43 42 43 44 45 45 46 47 47 46 47  
RH 48 65 76 85 79 63 51 49 66 80 86 89 89 57 47 45 58 69 69 69 69  
WIND DIR E E E E E E SE SE SE SE S S S S S SE S S SW W NW  
WIND SPD 9 5 5 5 4 4 5 5 5 5 3 2 2 4 8 10 8 8 6 5 6  
CLOUDS SC SC SC B1 B1 B1 SC FW FW FW FW FW FW FW CL FW FW SC SC B1 B1  
POP 12HR 0 0 0 0 5  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
OBVIS PF  
FROST Y Y Y  
 
DATE 04/11 SUN 04/12/26 MON 04/13/26 TUE 04/14/26 WED 04/15/26  
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 69 50 67 56 81 65 86 68 87  
TEMP 66 62 53 51 64 59 58 60 78 73 70 66 82 77 71 69 83 77  
DEWPT 47 44 44 43 44 47 51 53 54 54 55 55 57 57 56 57 58 57  
PWIND DIR N E SE S SW SW SW SW SW  
WIND CHAR GN LT GN GN GN GN GN GN GN  
AVG CLOUDS SC FW FW FW B1 FW FW SC B1 B1 B1 B1 SC SC SC SC SC FW  
POP 12HR 0 0 0 0 0 0 0 5 20  
RAIN SHWRS S  
 

 
WVZ502-090800-  
PETERSBURG WV  
38.99N 79.15W ELEV. 963 FT  
503 PM EDT WED APR 8 2026  
 
DATE 04/08/26 THU 04/09/26 FRI 04/10/26 SAT  
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 31 70 43 79 49  
TEMP 52 41 36 32 34 53 66 70 62 51 47 44 46 67 77 79 70 60 54 50 51  
DEWPT 20 22 22 23 25 28 31 33 32 34 34 34 36 42 42 40 40 42 43 45 46  
RH 28 46 56 69 69 38 27 25 32 52 60 68 68 40 29 25 33 51 66 83 83  
WIND DIR S S S SE SE S SE SE S S S SW SW SW W W W SW W W NW  
WIND SPD 5 3 2 2 2 2 4 5 4 3 2 2 2 2 5 6 3 2 2 2 2  
CLOUDS FW FW SC SC SC SC SC FW FW CL FW FW CL FW FW SC SC B1 B1 B1 B1  
POP 12HR 0 0 0 0 20  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S S  
 
DATE 04/11 SUN 04/12/26 MON 04/13/26 TUE 04/14/26 WED 04/15/26  
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 45 79 59 85 62 90 63 88  
TEMP 71 63 49 47 76 73 62 60 82 78 66 64 87 81 69 65 85 79  
DEWPT 43 40 40 41 49 50 49 48 49 49 50 52 56 56 54 53 54 54  
PWIND DIR NW E S S SW SW SW SW SW  
WIND CHAR LT LT LT LT GN LT LT LT LT  
AVG CLOUDS SC FW FW FW SC SC B1 B2 B2 B1 B1 SC B1 B1 B1 SC SC B1  
POP 12HR 10 5 5 0 5 5 20 10 40  
RAIN SHWRS S S C  
TSTMS S  
 

 
MDZ014-090800-  
ANNAPOLIS MD  
38.99N 76.49W ELEV. 7 FT  
503 PM EDT WED APR 8 2026  
 
DATE 04/08/26 THU 04/09/26 FRI 04/10/26 SAT  
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 38 55 43 66 53  
TEMP 48 42 40 38 40 45 50 53 51 48 45 44 45 54 61 65 60 57 55 54 55  
DEWPT 28 31 32 33 34 35 35 36 39 41 41 40 41 42 44 45 45 46 45 46 46  
RH 46 65 73 82 79 68 56 52 63 77 86 86 86 64 53 48 58 67 69 74 72  
WIND DIR SE SE SE SE SE SE SE S S S S S S S S S S S SW W N  
WIND SPD 6 5 3 2 2 3 5 5 4 4 3 2 2 5 9 10 10 6 5 5 5  
CLOUDS FW FW FW B1 B1 B1 SC FW FW FW FW FW FW FW CL FW SC B1 B1 B1 SC  
POP 12HR 0 0 0 0 10  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
FROST Y Y Y  
 
DATE 04/11 SUN 04/12/26 MON 04/13/26 TUE 04/14/26 WED 04/15/26  
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 66 47 63 54 77 63 82 65 82  
TEMP 63 61 50 49 59 59 55 57 73 72 66 65 79 77 70 68 77 75  
DEWPT 41 41 40 39 41 45 49 51 53 54 53 53 55 56 55 55 55 56  
PWIND DIR N NE SE S SW SW SW SW SW  
WIND CHAR GN LT LT LT GN LT GN LT GN  
AVG CLOUDS SC FW CL FW B1 SC SC B1 B1 B1 B1 B1 B1 SC B1 B1 SC SC  
POP 12HR 0 0 0 5 0 5 5 10 20  
RAIN SHWRS S  
 

 
 
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