Point Forecast Matrices Issued by NWS Sterling, VA
000
FOUS51 KLWX 180838
PFMLWX
Point Forecast Matrices
National Weather Service Baltimore MD/Washington DC
438 AM EDT Mon Mar 18 2024
VAZ054-182000-
Reagan National Airport-Arlington VA
38.86N 77.03W Elev. 66 ft
438 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 56 40 63
Temp 46 42 48 54 56 47 42 38 35 35 44 51 56 50 46 43 41 41 53 60 63 55
Dewpt 28 26 18 17 16 16 19 20 21 22 18 16 17 20 23 23 26 27 29 30 28 26
RH 49 53 30 23 20 28 39 48 56 59 35 24 21 30 40 45 55 57 39 32 26 32
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 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 35 51 35 57 45 57 39 55
Temp 43 35 48 45 36 35 53 52 46 45 55 53 43 39 52 50
Dewpt 20 16 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 0 30 40 30 20 10
Rain C C C C S S
$$
MDZ013-182000-
Baltimore/Washington Airport-Anne Arundel MD
39.19N 76.67W Elev. 154 ft
438 AM EDT Mon Mar 18 2024
Date Mon 03/18/24 Tue 03/19/24 Wed 03/20/24
EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20
UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00
Max/Min 53 33 53 38 60
Temp 42 39 46 52 52 46 39 36 34 34 45 49 53 49 45 42 39 39 52 58 60 53
Dewpt 28 26 20 18 18 18 20 21 22 22 19 18 18 20 23 24 26 27 31 31 30 28
RH 57 59 35 26 26 32 46 54 61 61 35 29 25 31 41 48 59 62 44 36 32 38
Wind dir NW W W W W NW NW NW W W W W W W W SW SW W W W W NW
Wind spd 6 9 13 14 16 13 14 12 11 11 14 14 14 8 6 8 9 10 12 17 18 17
Wind gust 26
Clouds SC B1 FW FW SC FW CL FW FW FW B1 B2 B1 B2 B1 SC SC B1 SC B1 SC FW
PoP 12hr 0 5 5 0 5
QPF 12hr 0 0 0 0 0
Snow 12hr 00-00 00-00 00-00
Date Thu 03/21/24 Fri 03/22/24 Sat 03/23/24 Sun 03/24/24
EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
Min/Max 32 49 32 53 41 54 35 53
Temp 38 33 46 43 33 33 51 49 43 43 53 50 38 35 50 48
Dewpt 19 15 14 16 19 23 29 35 39 39 41 37 29 26 28 29
PWind dir NW NW N SE E N N N
Wind char BZ BZ GN GN GN GN BZ BZ
Avg clouds FW FW CL FW FW SC B1 B2 B2 B2 B2 B1 SC SC SC SC
PoP 12hr 0 0 0 30 40 30 20 10
Rain C C C C S S
$$
MDZ011-182000-
Baltimore Inner Harbor-Baltimore City MD
39.28N 76.61W Elev. 20 ft
438 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 58 35 58 41 64
Temp 45 43 51 56 57 48 42 40 37 35 48 52 58 51 49 46 44 42 57 61 64 57
Dewpt 27 25 19 17 16 18 19 20 21 22 18 17 18 20 23 24 26 27 29 29 28 26
RH 49 49 28 21 20 30 39 44 52 59 30 25 21 29 36 42 49 55 34 29 25 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 35 52 34 57 45 59 39 58
Temp 44 35 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 0 30 40 30 20 10
Rain C C C C S S
$$
WVZ052-182000-
Martinsburg Airport-Berkeley WV
39.41N 77.98W Elev. 558 ft
438 AM EDT Mon Mar 18 2024
Date Mon 03/18/24 Tue 03/19/24 Wed 03/20/24
EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20
UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00
Max/Min 49 30 50 35 56
Temp 39 36 42 47 47 43 36 32 31 32 39 47 50 45 39 36 36 36 47 55 55 47
Dewpt 24 21 16 15 15 16 17 19 19 18 16 17 17 17 18 22 25 28 30 28 27 23
RH 54 54 34 27 27 33 45 58 61 56 39 30 27 32 42 56 64 72 51 35 34 38
Wind dir W W W W NW NW NW NW W W W W W W SW SW W W W W W NW
Wind spd 9 9 14 16 17 13 12 12 11 12 16 14 13 6 8 9 9 8 16 20 24 20
Wind gust 27 24 31 35
Clouds B1 SC FW SC B1 SC FW FW FW FW B1 B1 B1 B1 SC SC B1 B1 B1 SC SC FW
PoP 12hr 0 5 5 5 5
QPF 12hr 0 0 0 0 0
Snow 12hr 00-00 00-00 00-00
Date Thu 03/21/24 Fri 03/22/24 Sat 03/23/24 Sun 03/24/24
EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
Min/Max 28 45 26 50 36 53 31 52
Temp 33 29 42 39 28 28 47 46 40 38 51 47 36 32 49 45
Dewpt 16 12 10 13 16 17 26 31 35 34 36 32 26 23 25 27
PWind dir NW NW NE SE E N N N
Wind char BZ GN LT GN LT GN GN GN
Avg clouds FW FW FW FW FW B1 B1 B2 B2 B2 B1 B1 SC SC SC SC
PoP 12hr 0 0 10 30 40 20 10 10
Rain S C C C S S
Snow S
$$
VAZ506-182000-
Washington Dulles Airport-Loudoun VA
38.96N 77.45W Elev. 321 ft
438 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 53 32 54 36 61
Temp 41 38 45 52 52 45 38 34 33 33 43 49 54 47 42 39 37 38 50 58 61 52
Dewpt 27 25 18 17 16 17 19 21 22 22 17 17 18 20 23 23 26 27 31 30 29 26
RH 57 59 33 25 24 32 46 58 63 63 35 28 24 34 46 52 64 64 48 34 29 36
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 38 32 47 42 32 32 51 50 43 42 53 50 38 35 51 47
Dewpt 20 16 12 16 18 22 29 35 39 39 40 36 29 26 27 29
PWind dir NW NW NE SE SE 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 5 30 40 30 20 10
Rain C C C C S S
$$
VAZ037-182000-
Charlottesville Airport-Albemarle VA
38.14N 78.45W Elev. 640 ft
438 AM EDT Mon Mar 18 2024
Date Mon 03/18/24 Tue 03/19/24 Wed 03/20/24
EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20
UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00
Max/Min 58 32 59 38 66
Temp 46 41 50 57 58 48 41 36 34 32 45 54 59 51 48 44 41 39 56 64 65 57
Dewpt 22 22 17 15 14 14 14 16 16 16 14 15 16 16 18 20 23 25 30 27 26 24
RH 38 46 27 19 17 25 33 43 47 51 28 21 18 24 30 38 48 57 37 24 23 28
Wind dir NW W W W NW NW NW NW W W W W W SW SW SW SW SW W W W W
Wind spd 4 4 8 9 11 11 9 8 6 9 10 12 11 5 5 6 6 9 12 17 18 14
Clouds SC B1 SC FW SC FW CL FW FW FW SC FW SC B1 FW FW FW FW SC SC FW FW
PoP 12hr 0 0 0 0 0
QPF 12hr 0 0 0 0 0
Snow 12hr 00-00 00-00 00-00
Date Thu 03/21/24 Fri 03/22/24 Sat 03/23/24 Sun 03/24/24
EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
Min/Max 34 57 33 57 43 61 39 60
Temp 45 34 53 50 37 34 54 54 48 44 59 56 45 39 57 54
Dewpt 18 14 13 19 19 20 29 35 38 37 39 35 31 26 27 30
PWind dir NW NW NE SE NE N N NE
Wind char GN LT LT GN LT GN GN GN
Avg clouds FW CL FW FW FW SC B1 B2 B2 B2 B1 B1 SC SC SC SC
PoP 12hr 0 0 10 40 40 20 10 10
Rain S C C C S S
$$
MDZ003-182000-
Hagerstown Airport-Washington MD
39.71N 77.73W Elev. 705 ft
438 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 31 49 35 55
Temp 39 35 41 46 46 39 34 32 31 32 39 45 49 45 39 37 37 36 48 54 54 47
Dewpt 25 22 18 18 17 18 20 21 22 21 17 18 18 19 21 24 27 28 30 30 27 24
RH 57 59 39 32 31 42 56 63 69 63 40 33 29 35 48 59 67 72 49 40 35 40
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 28 45 28 50 38 52 31 52
Temp 34 28 42 38 30 29 47 46 40 39 50 46 36 31 49 46
Dewpt 19 13 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 S C C C S
Snow S
$$
MDZ017-182000-
Patuxent River NAS MD
38.29N 76.41W Elev. 39 ft
438 AM EDT Mon Mar 18 2024
Date Mon 03/18/24 Tue 03/19/24 Wed 03/20/24
EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20
UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00
Max/Min 59 35 56 42 65
Temp 49 44 53 58 59 50 43 39 35 36 46 52 56 49 47 46 43 44 57 64 64 58
Dewpt 31 29 26 22 22 23 21 22 23 24 23 22 22 26 28 28 29 30 34 35 36 34
RH 50 55 35 25 24 34 41 50 61 61 40 31 26 40 47 49 57 57 42 34 35 40
Wind dir NW NW NW W W NW NW NW NW W W W W W SW SW SW SW W W W NW
Wind spd 11 11 14 14 13 16 18 17 16 14 14 13 13 10 10 12 11 12 12 14 13 14
Wind gust 24 23
Clouds SC FW FW SC SC SC FW FW CL CL FW B1 SC FW SC FW FW FW FW SC SC FW
PoP 12hr 0 0 5 0 0
QPF 12hr 0 0 0 0 0
Snow 12hr 00-00 00-00 00-00
Date Thu 03/21/24 Fri 03/22/24 Sat 03/23/24 Sun 03/24/24
EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
Min/Max 36 52 38 56 45 57 39 55
Temp 45 36 49 46 39 39 54 50 47 47 57 50 43 39 52 48
Dewpt 25 20 18 21 24 27 34 39 42 43 44 41 34 31 31 32
PWind dir NW NW NE SE E N N N
Wind char BZ BZ GN GN GN BZ BZ BZ
Avg clouds FW CL FW FW FW SC B1 B2 B2 B2 B2 B1 SC SC SC SC
PoP 12hr 0 0 5 30 40 30 20 10
Rain C C C C C S
$$
WVZ502-182000-
Petersburg WV
38.99N 79.15W Elev. 963 ft
438 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 46 29 50 38 56
Temp 37 32 39 46 44 38 34 31 30 29 35 44 50 45 43 42 39 39 48 53 55 47
Dewpt 21 19 16 16 16 18 20 20 19 17 17 17 16 18 21 27 29 29 31 30 28 23
RH 52 58 39 29 32 44 56 63 63 60 47 33 25 33 41 55 67 67 51 41 35 38
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 35 27 44 41 30 30 51 49 43 39 50 48 37 31 50 47
Dewpt 15 12 12 18 20 21 33 37 38 37 40 35 29 24 27 29
PWind dir NW NW S S SW NW NW 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 S C C C S
$$
MDZ014-182000-
Annapolis MD
38.99N 76.49W Elev. 7 ft
438 AM EDT Mon Mar 18 2024
Date Mon 03/18/24 Tue 03/19/24 Wed 03/20/24
EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20
UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00
Max/Min 55 35 54 40 61
Temp 44 41 49 53 55 49 42 39 36 35 44 49 54 51 45 43 42 41 53 58 61 56
Dewpt 29 27 22 20 20 20 22 23 22 23 21 20 20 23 27 27 28 29 31 33 32 30
RH 55 57 34 27 25 31 44 52 56 61 39 31 26 33 49 53 57 62 43 39 33 37
Wind dir NW NW W W W NW NW NW W W W W W W W SW SW SW W W W NW
Wind spd 8 9 13 14 16 14 14 13 12 11 14 13 14 11 8 10 11 10 12 14 16 17
Wind gust 26
Clouds SC FW FW FW SC FW CL FW FW FW SC B1 B1 B1 B1 SC SC SC SC B1 SC SC
PoP 12hr 0 5 5 0 5
QPF 12hr 0 0 0 0 0
Snow 12hr 00-00 00-00 00-00
Date Thu 03/21/24 Fri 03/22/24 Sat 03/23/24 Sun 03/24/24
EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
Min/Max 35 49 35 53 44 56 38 54
Temp 43 35 46 46 37 35 51 51 46 45 54 52 43 38 51 50
Dewpt 22 18 16 19 22 24 31 37 40 41 42 39 34 30 30 32
PWind dir NW NW N SE E N N N
Wind char BZ BZ GN GN GN BZ BZ BZ
Avg clouds FW FW CL FW FW SC B1 B2 B2 B2 B2 B1 SC SC SC SC
PoP 12hr 0 0 0 30 40 30 20 10
Rain C C C C S S
$$