Point Forecast Matrices Issued by NWS Sterling, VA
000
FOUS51 KLWX 180537
PFMLWX
Point Forecast Matrices
National Weather Service Baltimore MD/Washington DC
137 AM EDT Mon Mar 18 2024
VAZ054-182000-
Reagan National Airport-Arlington VA
38.86N 77.03W Elev. 66 ft
137 AM EDT Mon Mar 18 2024
Date Mon 03/18/24 Tue 03/19/24 Wed 03/20/24
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 57 35 57 41 63
Temp 46 42 50 53 55 45 41 38 36 36 45 52 55 48 45 44 42 42 52 58 62 56
Dewpt 28 23 18 15 14 16 19 21 22 20 18 17 17 18 23 24 27 28 30 29 27 26
RH 49 46 28 22 19 31 41 50 56 52 33 25 22 30 41 45 55 57 43 33 26 31
Wind dir NW NW W W NW NW NW NW W W W W W W SW SW SW SW W W W NW
Wind spd 8 9 14 14 17 16 14 12 11 11 14 13 12 5 4 6 8 8 12 17 18 16
Wind gust 19 24
Clouds SC SC FW FW B1 FW FW CL FW FW B1 B1 B1 B2 B1 FW B1 B1 B1 B1 SC FW
PoP 12hr 0 5 5 0 5
QPF 12hr 0 0 0 0 0
Snow 12hr 00-00 00-00 00-00
Date Thu 03/21/24 Fri 03/22/24 Sat 03/23/24 Sun 03/24/24
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 35 51 35 57 45 57 39 55
Temp 42 35 48 45 36 35 53 52 46 45 55 53 43 39 52 50
Dewpt 19 15 11 15 18 24 29 35 40 40 40 37 31 28 28 30
PWind dir NW NW NE SE E N N N
Wind char GN GN LT GN GN GN GN BZ
Avg clouds FW FW FW FW FW SC B1 B2 B2 B2 B2 B1 SC SC SC SC
PoP 12hr 0 0 5 30 40 30 20 10
Rain S
Rain shwrs C C C C S
$$
MDZ013-182000-
Baltimore/Washington Airport-Anne Arundel MD
39.19N 76.67W Elev. 154 ft
137 AM EDT Mon Mar 18 2024
Date Mon 03/18/24 Tue 03/19/24 Wed 03/20/24
EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20
UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00
Max/Min 55 33 54 38 59
Temp 42 39 46 51 53 44 38 35 33 34 44 50 52 46 43 41 39 39 49 56 59 53
Dewpt 28 24 19 16 15 17 20 21 22 22 20 18 19 20 24 24 25 28 31 30 29 28
RH 57 54 34 24 22 33 48 56 63 61 38 28 27 35 47 50 57 64 50 37 32 38
Wind dir NW W W W W NW NW NW W W W W W W W SW SW W W W W NW
Wind spd 6 9 13 14 16 13 14 12 11 11 14 14 14 8 6 8 9 10 12 17 18 17
Wind gust 26
Clouds SC B1 FW FW SC FW CL FW FW FW B1 B2 B1 B2 B1 SC SC B1 SC B1 SC FW
PoP 12hr 0 5 5 0 5
QPF 12hr 0 0 0 0 0
Snow 12hr 00-00 00-00 00-00
Date Thu 03/21/24 Fri 03/22/24 Sat 03/23/24 Sun 03/24/24
EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
Min/Max 32 49 32 53 41 54 35 53
Temp 39 32 46 43 33 33 51 49 43 43 53 50 38 35 50 48
Dewpt 20 14 14 16 19 23 29 35 39 39 41 37 29 26 28 29
PWind dir NW NW N SE E N N N
Wind char BZ BZ LT GN GN GN BZ BZ
Avg clouds FW FW CL FW FW SC B1 B2 B2 B2 B2 B1 SC SC SC SC
PoP 12hr 0 0 5 30 40 30 20 10
Rain S
Rain shwrs C C C C S
$$
MDZ011-182000-
Baltimore Inner Harbor-Baltimore City MD
39.28N 76.61W Elev. 20 ft
137 AM EDT Mon Mar 18 2024
Date Mon 03/18/24 Tue 03/19/24 Wed 03/20/24
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 59 36 59 43 63
Temp 45 43 52 55 57 48 44 40 40 36 48 54 56 49 48 46 46 44 54 59 62 57
Dewpt 27 24 17 15 14 17 20 21 21 20 18 17 18 18 23 24 26 27 29 29 27 26
RH 49 47 25 20 18 29 38 46 46 52 30 23 22 29 37 42 45 51 38 32 26 30
Wind dir NW W W W W NW NW NW W W W W W W W SW SW W W W W NW
Wind spd 6 9 13 13 16 13 13 12 11 11 14 13 14 8 6 8 9 9 12 17 18 18
Wind gust 26
Clouds SC B1 FW FW SC FW CL CL FW FW B1 B2 B1 B2 B1 SC SC SC SC B1 SC SC
PoP 12hr 0 5 5 0 5
QPF 12hr 0 0 0 0 0
Snow 12hr 00-00 00-00 00-00
Date Thu 03/21/24 Fri 03/22/24 Sat 03/23/24 Sun 03/24/24
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 36 52 34 57 45 59 39 58
Temp 44 36 51 47 37 35 53 53 49 45 57 55 45 39 55 53
Dewpt 19 14 12 15 18 21 27 33 38 39 40 36 31 27 28 29
PWind dir NW NW N SE E N N N
Wind char BZ BZ GN GN GN GN BZ BZ
Avg clouds FW FW CL FW FW SC B1 B2 B2 B2 B2 B1 SC SC SC SC
PoP 12hr 0 0 5 30 40 30 20 10
Rain S
Rain shwrs C C C C S
$$
WVZ052-182000-
Martinsburg Airport-Berkeley WV
39.41N 77.98W Elev. 558 ft
137 AM EDT Mon Mar 18 2024
Date Mon 03/18/24 Tue 03/19/24 Wed 03/20/24
EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20
UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00
Max/Min 50 29 51 34 55
Temp 38 36 42 46 48 39 35 32 31 32 40 45 49 42 40 38 37 37 47 53 54 47
Dewpt 23 19 16 14 13 16 18 19 19 18 17 16 17 16 19 22 25 27 29 27 25 21
RH 54 50 34 27 24 39 49 58 61 56 39 31 28 34 42 52 61 67 49 36 32 35
Wind dir W W W W NW NW NW NW W W W W W W SW SW W W W W W NW
Wind spd 9 9 14 16 17 13 12 12 11 12 16 14 13 6 8 9 9 8 16 20 24 20
Wind gust 27 24 31 35
Clouds B1 SC FW SC B1 SC FW FW FW FW B1 B1 B1 B1 SC SC B1 B1 B1 SC SC FW
PoP 12hr 0 5 5 5 5
QPF 12hr 0 0 0 0 0
Snow 12hr 00-00 00-00 00-00
Date Thu 03/21/24 Fri 03/22/24 Sat 03/23/24 Sun 03/24/24
EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
Min/Max 27 45 26 50 36 53 31 52
Temp 34 28 42 39 28 28 47 46 40 38 51 47 36 32 49 45
Dewpt 16 11 10 13 16 17 26 31 35 34 36 32 26 23 25 27
PWind dir NW NW NE SE E N N N
Wind char BZ GN LT GN LT GN GN GN
Avg clouds FW FW FW FW FW B1 B1 B2 B2 B2 B1 B1 SC SC SC SC
PoP 12hr 0 0 10 30 40 20 10 10
Rain shwrs S C C C S S
Snowshwrs S
$$
VAZ506-182000-
Washington Dulles Airport-Loudoun VA
38.96N 77.45W Elev. 321 ft
137 AM EDT Mon Mar 18 2024
Date Mon 03/18/24 Tue 03/19/24 Wed 03/20/24
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 54 32 55 37 60
Temp 40 39 47 50 52 42 37 35 32 33 44 50 53 46 43 40 39 39 49 57 59 52
Dewpt 28 22 17 15 14 16 20 21 22 20 18 17 18 19 22 23 26 28 31 30 28 27
RH 62 50 30 24 22 34 50 56 66 58 35 27 25 34 43 50 59 64 50 35 30 38
Wind dir NW NW NW W NW NW NW NW W W W W W W W SW SW SW W W W NW
Wind spd 5 9 13 14 17 14 13 12 10 11 14 13 11 5 5 8 6 8 12 17 19 18
Wind gust 25 23
Clouds B1 B2 SC FW SC FW FW FW FW FW B1 B1 B1 B2 B1 FW SC SC B1 SC SC FW
PoP 12hr 0 5 5 0 5
QPF 12hr 0 0 0 0 0
Snow 12hr 00-00 00-00 00-00
Date Thu 03/21/24 Fri 03/22/24 Sat 03/23/24 Sun 03/24/24
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 32 49 30 55 41 54 35 53
Temp 39 32 47 42 32 32 51 50 43 42 53 50 38 35 51 47
Dewpt 21 15 12 16 18 22 29 35 39 39 40 36 29 26 27 29
PWind dir NW NW NE SE E N N N
Wind char GN GN LT GN GN GN GN GN
Avg clouds FW FW FW FW FW SC B1 B2 B2 B2 B2 B1 SC SC SC SC
PoP 12hr 0 0 10 30 40 30 20 10
Rain S
Rain shwrs C C C C S
$$
VAZ037-182000-
Charlottesville Airport-Albemarle VA
38.14N 78.45W Elev. 640 ft
137 AM EDT Mon Mar 18 2024
Date Mon 03/18/24 Tue 03/19/24 Wed 03/20/24
EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20
UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00
Max/Min 59 32 61 38 65
Temp 46 41 50 55 57 46 41 37 35 33 46 54 58 49 46 44 41 40 55 62 64 57
Dewpt 22 20 15 13 12 13 15 16 16 16 15 15 15 15 18 20 23 25 29 26 25 23
RH 38 42 24 18 16 26 34 42 45 49 28 21 18 25 32 38 48 55 37 25 22 27
Wind dir NW W W W NW NW NW NW W W W W W SW SW SW SW SW W W W W
Wind spd 4 4 8 9 11 11 9 8 6 9 10 12 11 5 5 6 6 9 12 17 18 14
Clouds SC B1 SC FW SC FW CL FW FW FW SC FW SC B1 FW FW FW FW SC SC FW FW
PoP 12hr 0 0 0 0 0
QPF 12hr 0 0 0 0 0
Snow 12hr 00-00 00-00 00-00
Date Thu 03/21/24 Fri 03/22/24 Sat 03/23/24 Sun 03/24/24
EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
Min/Max 34 57 33 57 43 61 39 60
Temp 44 34 53 50 37 34 54 54 48 44 59 56 45 39 57 54
Dewpt 19 15 13 19 19 20 29 35 38 37 39 35 31 26 27 30
PWind dir NW NW NE SE NE N N NE
Wind char GN LT LT GN LT GN GN GN
Avg clouds FW CL FW FW FW SC B1 B2 B2 B2 B1 B1 SC SC SC SC
PoP 12hr 0 0 10 40 40 30 10 10
Rain shwrs S C C C C S
$$
MDZ003-182000-
Hagerstown Airport-Washington MD
39.71N 77.73W Elev. 705 ft
137 AM EDT Mon Mar 18 2024
Date Mon 03/18/24 Tue 03/19/24 Wed 03/20/24
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 48 31 50 35 54
Temp 39 34 41 46 46 39 35 32 32 32 41 46 48 42 40 38 38 37 46 52 53 46
Dewpt 26 21 18 15 15 18 21 21 22 20 18 19 19 20 21 24 27 28 30 29 26 24
RH 59 58 39 28 28 42 56 63 66 61 39 34 31 41 46 57 64 70 53 41 35 42
Wind dir W W W W NW NW NW NW W W W W W W SW SW W W W W W NW
Wind spd 9 10 14 17 17 14 12 12 11 12 16 14 14 10 8 12 12 9 18 21 24 23
Wind gust 27 26 25 32 35
Clouds B1 SC FW SC SC FW FW FW SC FW B1 B2 B1 B2 B1 SC B1 B1 B1 B1 SC FW
PoP 12hr 0 5 5 5 5
QPF 12hr 0 0 0 0 0
Snow 12hr 00-00 00-00 00-00
Date Thu 03/21/24 Fri 03/22/24 Sat 03/23/24 Sun 03/24/24
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 27 45 28 50 38 52 31 52
Temp 33 27 42 38 30 29 47 46 40 39 50 46 36 31 49 46
Dewpt 18 12 12 15 16 18 28 32 36 36 38 32 26 22 25 27
PWind dir NW NW NE SE E N N N
Wind char BZ BZ LT GN GN GN GN GN
Avg clouds FW FW CL FW FW B1 B1 B2 B2 B2 B1 B1 SC SC SC SC
PoP 12hr 0 0 10 30 40 20 10 10
Rain shwrs S C C C S S
Snowshwrs S
$$
MDZ017-182000-
Patuxent River NAS MD
38.29N 76.41W Elev. 39 ft
137 AM EDT Mon Mar 18 2024
Date Mon 03/18/24 Tue 03/19/24 Wed 03/20/24
EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20
UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00
Max/Min 60 35 58 42 63
Temp 48 44 52 55 58 47 42 39 37 37 47 53 55 47 46 45 44 44 54 60 62 57
Dewpt 31 29 25 23 22 23 22 23 24 22 22 21 21 24 27 28 29 30 34 36 35 34
RH 51 55 35 29 25 38 44 52 59 54 37 28 26 40 47 51 55 57 46 41 36 42
Wind dir NW NW NW W W NW NW NW NW W W W W W SW SW SW SW W W W NW
Wind spd 11 11 14 14 13 16 18 17 16 14 14 13 13 10 10 12 11 12 12 14 13 14
Wind gust 24 23
Clouds SC FW FW SC SC SC FW FW CL CL FW B1 SC FW SC FW FW FW FW SC SC FW
PoP 12hr 0 0 5 0 5
QPF 12hr 0 0 0 0 0
Snow 12hr 00-00 00-00 00-00
Date Thu 03/21/24 Fri 03/22/24 Sat 03/23/24 Sun 03/24/24
EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
Min/Max 36 52 38 56 45 57 39 55
Temp 43 36 49 46 39 39 54 50 47 47 57 50 43 39 52 48
Dewpt 26 19 18 21 24 27 34 39 42 43 44 41 34 31 31 32
PWind dir NW NW NE SE E N N N
Wind char BZ BZ GN GN GN BZ BZ BZ
Avg clouds FW CL FW FW FW SC B1 B2 B2 B2 B2 B1 SC SC SC SC
PoP 12hr 0 0 5 30 40 30 20 10
Rain S
Rain shwrs C C C C C
$$
WVZ502-182000-
Petersburg WV
38.99N 79.15W Elev. 963 ft
137 AM EDT Mon Mar 18 2024
Date Mon 03/18/24 Tue 03/19/24 Wed 03/20/24
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 47 28 50 38 55
Temp 36 32 38 43 45 36 33 31 30 28 37 44 48 42 41 41 41 39 46 52 54 47
Dewpt 22 17 14 14 15 18 20 20 19 17 17 17 16 18 22 27 29 29 31 30 28 25
RH 56 53 37 30 29 47 58 63 63 63 44 33 27 37 46 57 62 67 55 43 36 42
Wind dir W W W W W W W W W W W W W W W W W W W W W W
Wind spd 6 6 11 12 13 9 9 9 11 11 12 12 12 11 13 14 14 18 20 23 24 21
Wind gust 24 24 25 27 31 34 35
Clouds B2 SC FW FW B1 SC B1 B1 B1 SC SC SC SC SC SC FW B1 B1 B1 SC FW FW
PoP 12hr 5 10 5 5 5
QPF 12hr 0 0 0 0 0
Snow 12hr 00-00 00-00 00-00
Date Thu 03/21/24 Fri 03/22/24 Sat 03/23/24 Sun 03/24/24
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 27 48 28 55 38 52 31 55
Temp 34 27 44 41 30 30 51 49 43 39 50 48 37 31 50 47
Dewpt 17 13 12 18 20 21 33 37 38 37 40 35 29 24 27 29
PWind dir NW NW S S SW N N NE
Wind char BZ GN LT GN LT GN GN GN
Avg clouds FW FW FW FW FW SC B1 B2 B2 B2 B1 B1 SC FW FW SC
PoP 12hr 0 0 10 40 30 20 10 10
Rain shwrs S C C C S S
$$
MDZ014-182000-
Annapolis MD
38.99N 76.49W Elev. 7 ft
137 AM EDT Mon Mar 18 2024
Date Mon 03/18/24 Tue 03/19/24 Wed 03/20/24
EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20
UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00
Max/Min 56 35 55 41 60
Temp 43 41 49 51 54 46 41 38 37 36 45 50 53 47 45 44 43 43 51 56 59 55
Dewpt 30 27 22 20 19 20 23 23 23 22 21 20 20 22 27 27 28 29 31 32 31 30
RH 60 57 34 29 25 35 48 54 56 56 38 30 27 37 49 51 55 57 46 40 34 38
Wind dir NW NW W W W NW NW NW W W W W W W W SW SW SW W W W NW
Wind spd 8 9 13 14 16 14 14 13 12 11 14 13 14 11 8 10 11 10 12 14 16 17
Wind gust 26
Clouds SC FW FW FW SC FW CL FW FW FW SC B1 B1 B1 B1 SC SC SC SC B1 SC SC
PoP 12hr 0 5 5 0 5
QPF 12hr 0 0 0 0 0
Snow 12hr 00-00 00-00 00-00
Date Thu 03/21/24 Fri 03/22/24 Sat 03/23/24 Sun 03/24/24
EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
Min/Max 35 49 35 53 44 56 38 54
Temp 43 35 46 46 37 35 51 51 46 45 54 52 43 38 51 50
Dewpt 23 17 16 19 22 24 31 37 40 41 42 39 34 30 30 32
PWind dir NW NW NE SE E N N N
Wind char BZ BZ GN GN GN BZ BZ BZ
Avg clouds FW FW CL FW FW SC B1 B2 B2 B2 B2 B1 SC SC SC SC
PoP 12hr 0 0 5 30 40 30 20 10
Rain S
Rain shwrs C C C C S
$$