Point Forecast Matrices Issued by NWS Sterling, VA
000
FOUS51 KLWX 181739
PFMLWX
Point Forecast Matrices
National Weather Service Baltimore MD/Washington DC
139 PM EDT Mon Mar 18 2024
VAZ054-182000-
Reagan National Airport-Arlington VA
38.86N 77.03W Elev. 66 ft
139 PM 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 57 41 66
Temp 53 55 48 42 39 36 35 45 51 55 52 48 45 42 43 54 62 65 58
Dewpt 17 16 16 19 20 21 22 18 17 18 20 23 23 26 27 28 29 28 25
RH 24 21 27 39 46 54 59 33 26 23 28 37 41 53 53 36 28 25 28
Wind dir NW NW NW NW NW W W W W SW S SW SW SW SW W W W NW
Wind spd 14 18 16 14 12 11 11 14 14 13 10 8 6 9 9 13 18 18 17
Clouds SC B1 SC FW FW FW FW SC B1 SC SC SC SC SC SC SC SC SC SC
PoP 12hr 0 5 0 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 33 54 44 59 39 56
Temp 42 35 48 45 36 35 51 49 45 45 58 51 43 40 53 50
Dewpt 19 17 13 14 17 21 25 34 39 40 40 37 31 28 26 28
PWind dir NW NW N SE E N N N
Wind char GN GN LT GN GN GN GN BZ
Avg clouds SC FW FW FW FW FW SC B2 B2 B2 B2 B1 SC SC SC SC
PoP 12hr 0 0 5 20 50 30 20 20
Rain S C C C S S S S S
$$
MDZ013-182000-
Baltimore/Washington Airport-Anne Arundel MD
39.19N 76.67W Elev. 154 ft
139 PM EDT Mon Mar 18 2024
Date Mon 03/18/24 Tue 03/19/24 Wed 03/20/24
EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20
UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00
Max/Min 52 32 55 38 64
Temp 51 51 44 39 36 33 33 43 49 53 50 46 43 40 41 53 60 63 56
Dewpt 18 18 18 20 21 22 22 19 18 19 20 23 24 26 27 30 31 30 27
RH 27 27 35 46 54 63 63 38 29 26 30 40 47 57 57 41 33 29 32
Wind dir W W NW NW W W W W W W S SW SW SW SW W W W W
Wind spd 14 16 13 14 12 11 11 13 13 12 6 6 6 8 9 13 18 18 18
Clouds SC B1 SC FW FW FW FW SC B1 SC SC B1 SC SC B1 B1 B1 B1 SC
PoP 12hr 0 5 0 0 10
QPF 12hr 0 0 0 0 0
Snow 12hr 00-00 00-00 00-00
Date Thu 03/21/24 Fri 03/22/24 Sat 03/23/24 Sun 03/24/24
EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
Min/Max 31 49 29 51 40 56 37 53
Temp 39 32 46 44 33 31 48 47 42 42 54 50 40 37 51 48
Dewpt 18 16 14 16 17 19 24 34 39 39 41 37 30 28 27 28
PWind dir NW NW N SE E N N N
Wind char BZ BZ GN GN GN GN BZ BZ
Avg clouds FW FW FW FW FW FW SC B2 B2 B2 B2 B1 SC SC SC B1
PoP 12hr 0 0 5 20 50 30 20 20
Rain S C C C S S S
$$
MDZ011-182000-
Baltimore Inner Harbor-Baltimore City MD
39.28N 76.61W Elev. 20 ft
139 PM 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 38 59 44 67
Temp 54 54 48 45 40 39 38 47 53 57 54 51 46 45 46 57 65 67 59
Dewpt 17 16 18 19 20 21 22 18 18 18 20 23 24 26 27 30 32 30 25
RH 23 22 30 35 44 48 52 31 25 21 26 33 42 47 47 35 29 25 27
Wind dir W NW NW NW W W W W W W SW SW SW SW SW W W W NW
Wind spd 13 16 13 13 12 11 11 12 13 12 5 5 6 8 9 12 18 19 17
Clouds SC B1 SC FW FW FW FW SC B1 SC SC B1 SC SC B1 B1 B1 B1 SC
PoP 12hr 0 5 0 0 10
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 37 52 35 55 46 61 42 58
Temp 42 37 50 46 37 37 52 48 47 48 59 53 45 42 55 51
Dewpt 18 16 12 14 16 18 22 32 38 39 39 36 31 28 26 28
PWind dir NW NW N SE E N N N
Wind char BZ BZ GN GN GN GN BZ BZ
Avg clouds FW FW FW FW FW FW SC B2 B2 B2 B2 B1 SC SC SC SC
PoP 12hr 0 0 5 20 50 30 20 20
Rain S C C C S S S
$$
WVZ052-182000-
Martinsburg Airport-Berkeley WV
39.41N 77.98W Elev. 558 ft
139 PM EDT Mon Mar 18 2024
Date Mon 03/18/24 Tue 03/19/24 Wed 03/20/24
EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20
UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00
Max/Min 48 28 52 35 59
Temp 47 46 41 36 33 31 31 39 47 52 47 43 40 37 39 51 59 57 49
Dewpt 15 15 16 17 19 19 18 16 17 16 17 18 22 25 28 31 29 27 22
RH 27 28 36 45 56 61 58 39 30 24 30 36 48 61 64 46 32 31 34
Wind dir W NW NW NW NW W W W W W W SW SW SW SW W W W NW
Wind spd 16 17 13 13 13 11 12 13 13 12 6 8 8 6 8 14 20 25 20
Wind gust 27 32 36 31
Clouds SC B1 SC FW FW FW FW SC SC SC B1 SC FW SC B1 B1 SC SC FW
PoP 12hr 0 5 5 0 5
QPF 12hr 0 0 0 0 0
Snow 12hr 00-00 00-00 00-00
Date Thu 03/21/24 Fri 03/22/24 Sat 03/23/24 Sun 03/24/24
EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
Min/Max 27 45 24 48 36 54 32 52
Temp 36 28 42 40 28 26 45 46 39 38 52 49 36 33 49 46
Dewpt 15 13 11 12 15 15 22 29 34 34 36 32 27 24 26 26
PWind dir NW NW N SE SE NW N N
Wind char BZ BZ LT GN GN GN GN GN
Avg clouds FW FW CL CL FW FW B1 B2 B2 B2 B2 SC SC SC SC SC
PoP 12hr 0 0 5 30 50 20 10 10
Rain C C C S S
$$
VAZ506-182000-
Washington Dulles Airport-Loudoun VA
38.96N 77.45W Elev. 321 ft
139 PM 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 52 32 55 38 64
Temp 51 51 43 38 35 32 33 43 48 53 50 44 42 39 40 53 61 64 56
Dewpt 17 16 17 19 21 22 22 17 17 19 20 23 23 26 27 29 29 28 25
RH 26 24 35 46 56 66 63 35 29 26 30 43 46 59 59 39 29 25 30
Wind dir NW NW NW NW NW W W W W SW S SW SW SW SW W W W NW
Wind spd 14 17 14 13 12 10 11 13 12 12 5 5 6 6 8 11 17 20 17
Clouds SC B1 SC FW FW FW FW SC SC SC SC SC FW SC SC B1 SC SC SC
PoP 12hr 0 5 0 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 30 49 28 52 40 56 36 54
Temp 39 30 46 43 33 30 50 49 42 42 54 50 40 36 51 48
Dewpt 19 17 13 16 17 19 25 34 38 39 40 36 30 28 27 28
PWind dir NW NW N SE S NW N N
Wind char GN BZ LT GN GN GN BZ GN
Avg clouds FW FW FW CL FW FW B1 B2 B2 B2 B2 B1 SC SC SC SC
PoP 12hr 0 0 5 30 50 30 10 20
Rain C C C C S S
$$
VAZ037-182000-
Charlottesville Airport-Albemarle VA
38.14N 78.45W Elev. 640 ft
139 PM EDT Mon Mar 18 2024
Date Mon 03/18/24 Tue 03/19/24 Wed 03/20/24
EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20
UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00
Max/Min 57 33 60 39 69
Temp 56 55 47 42 38 35 34 45 53 58 54 50 45 42 43 58 66 69 60
Dewpt 15 14 14 14 16 16 16 14 15 17 18 17 20 23 25 30 26 26 23
RH 19 19 26 31 40 45 47 28 22 20 24 27 36 46 49 34 22 20 24
Wind dir W NW NW NW W W W W SW SW SW SW SW SW SW W W W W
Wind spd 9 11 12 10 8 6 9 9 12 12 8 8 8 8 9 12 17 19 14
Wind gust 27
Clouds SC B1 SC FW FW FW CL SC FW FW FW FW FW FW SC FW FW FW FW
PoP 12hr 0 0 0 0 0
QPF 12hr 0 0 0 0 0
Snow 12hr 00-00 00-00 00-00
Date Thu 03/21/24 Fri 03/22/24 Sat 03/23/24 Sun 03/24/24
EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
Min/Max 33 57 32 54 41 62 39 59
Temp 44 33 52 50 37 34 52 50 44 44 59 56 44 40 55 52
Dewpt 17 15 12 15 17 18 26 32 35 37 39 37 32 28 28 29
PWind dir NW NW NE SE W N N NE
Wind char GN GN LT GN LT GN GN GN
Avg clouds FW CL CL CL FW SC B1 B1 B2 B2 B1 SC SC SC SC SC
PoP 12hr 0 0 5 30 40 30 10 20
Rain C C C C S S
$$
MDZ003-182000-
Hagerstown Airport-Washington MD
39.71N 77.73W Elev. 705 ft
139 PM 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 30 50 36 58
Temp 46 45 39 36 33 31 32 39 44 49 47 42 39 38 38 49 55 57 49
Dewpt 18 17 18 20 21 22 21 17 18 17 19 21 24 27 28 31 30 27 23
RH 32 32 42 52 61 69 63 40 35 28 32 43 54 64 67 50 38 31 36
Wind dir W NW NW NW W W W W W W SW SW SW SW SW W W W NW
Wind spd 17 17 14 13 13 11 12 14 13 13 8 8 10 9 9 17 20 25 23
Wind gust 27 32 36
Clouds B1 B1 SC FW FW SC SC SC SC SC B1 SC FW SC B1 B1 B1 SC SC
PoP 12hr 0 5 10 0 10
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 25 48 37 54 31 51
Temp 34 29 43 39 29 27 45 44 39 39 51 48 36 32 48 45
Dewpt 18 14 13 14 15 16 22 31 34 36 38 32 26 24 26 26
PWind dir NW NW N SE SE NW N N
Wind char BZ BZ LT GN GN GN GN GN
Avg clouds FW FW FW CL FW FW B1 B2 B2 B2 B2 SC SC SC SC SC
PoP 12hr 0 0 5 30 50 20 10 10
Rain C C C S
$$
MDZ017-182000-
Patuxent River NAS MD
38.29N 76.41W Elev. 39 ft
139 PM EDT Mon Mar 18 2024
Date Mon 03/18/24 Tue 03/19/24 Wed 03/20/24
EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20
UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00
Max/Min 58 35 57 43 69
Temp 57 56 50 44 40 37 35 46 53 57 52 49 47 45 45 58 65 68 62
Dewpt 22 22 23 21 22 23 24 23 21 21 26 28 28 29 30 32 31 36 33
RH 25 26 34 39 48 56 64 40 28 24 36 44 47 53 55 37 28 31 33
Wind dir NW NW NW NW NW NW W W W SW SW SW SW SW SW W W W NW
Wind spd 14 12 16 17 16 16 13 13 13 11 11 12 12 11 12 12 16 17 14
Clouds B1 SC B1 SC FW FW CL SC B1 SC FW SC SC SC SC SC SC SC FW
PoP 12hr 0 0 0 0 0
QPF 12hr 0 0 0 0 0
Snow 12hr 00-00 00-00 00-00
Date Thu 03/21/24 Fri 03/22/24 Sat 03/23/24 Sun 03/24/24
EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
Min/Max 35 52 35 55 44 59 40 54
Temp 45 35 49 46 39 37 52 49 46 46 58 50 43 40 51 48
Dewpt 24 20 18 22 23 24 30 37 42 42 44 40 35 32 32 32
PWind dir NW NW N SE SE N N N
Wind char BZ GN GN GN GN GN BZ BZ
Avg clouds FW CL CL FW FW FW SC B2 B2 B2 B2 B1 B1 SC SC SC
PoP 12hr 0 0 0 20 50 40 20 20
Rain S C C C C S S S S
$$
WVZ502-182000-
Petersburg WV
38.99N 79.15W Elev. 963 ft
139 PM 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 28 51 38 58
Temp 46 44 37 33 32 30 28 36 45 51 47 44 43 40 41 48 54 57 49
Dewpt 16 16 18 20 20 19 17 17 16 13 18 21 27 28 29 31 28 28 22
RH 29 32 46 58 61 63 63 45 31 21 31 39 53 62 62 51 36 33 34
Wind dir W W NW W W W W W W SW S SW W W W W W W W
Wind spd 12 13 9 10 9 12 11 10 11 11 11 17 16 14 14 20 21 24 21
Wind gust 27 26 31 34 36 33
Clouds B1 B2 B1 B1 B1 SC SC SC SC SC SC SC FW SC B1 B1 B1 FW FW
PoP 12hr 5 20 5 5 5
QPF 12hr 0 0 0 0 0
Snow 12hr 00-00 00-00 00-00
Snowshwrs S
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 25 47 26 52 37 56 31 54
Temp 33 25 42 41 30 28 49 47 41 39 53 49 36 31 50 47
Dewpt 14 13 12 15 17 18 29 34 36 37 40 35 29 26 31 31
PWind dir NW NW S S SW NW NW NE
Wind char BZ GN LT GN GN GN GN GN
Avg clouds FW FW FW CL FW SC B1 B1 B1 B1 B1 SC SC SC SC SC
PoP 12hr 0 0 5 30 40 20 10 10
Rain C C C S
$$
MDZ014-182000-
Annapolis MD
38.99N 76.49W Elev. 7 ft
139 PM EDT Mon Mar 18 2024
Date Mon 03/18/24 Tue 03/19/24 Wed 03/20/24
EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20
UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00
Max/Min 54 35 55 41 65
Temp 52 52 46 42 39 37 37 45 49 54 51 48 45 43 44 54 60 65 58
Dewpt 20 20 20 22 23 22 23 21 19 19 20 27 27 28 29 28 31 32 29
RH 28 28 35 44 52 54 56 38 30 25 29 44 49 55 55 36 33 29 33
Wind dir W NW NW NW NW NW W W W SW SW SW SW SW SW W W W NW
Wind spd 14 16 14 14 13 12 11 13 13 13 10 8 9 9 10 12 18 17 18
Wind gust 24
Clouds SC B1 SC FW FW FW FW SC B1 SC SC B1 SC SC SC SC SC B1 SC
PoP 12hr 0 5 0 0 5
QPF 12hr 0 0 0 0 0
Snow 12hr 00-00 00-00 00-00
Date Thu 03/21/24 Fri 03/22/24 Sat 03/23/24 Sun 03/24/24
EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
Min/Max 35 49 33 51 43 56 39 54
Temp 42 35 46 45 36 35 48 47 45 45 54 51 43 40 51 48
Dewpt 21 18 17 19 20 21 27 35 40 40 42 39 34 30 29 31
PWind dir NW NW N SE SE N N N
Wind char BZ GN GN GN GN GN BZ BZ
Avg clouds FW FW FW FW FW FW SC B2 B2 B2 B2 B1 SC SC SC SC
PoP 12hr 0 0 0 20 50 30 20 20
Rain S C C C S S S S S
$$