Point Forecast Matrices Issued by NWS Sterling, VA
000
FOUS51 KLWX 160837
PFMLWX
Point Forecast Matrices
National Weather Service Baltimore MD/Washington DC
436 AM EDT Tue Apr 16 2024
VAZ054-162000-
Reagan National Airport-Arlington VA
38.86N 77.03W Elev. 66 ft
436 AM EDT Tue Apr 16 2024
Date Tue 04/16/24 Wed 04/17/24 Thu 04/18/24
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 75 55 70 59 76
Temp 62 60 67 73 75 68 61 58 56 58 63 69 70 65 62 61 59 60 70 75 74 65
Dewpt 38 40 38 39 40 42 42 41 42 46 51 54 56 56 56 56 56 56 56 54 52 50
RH 41 47 34 29 28 39 49 53 59 64 65 59 61 73 81 84 90 87 61 48 46 58
Wind dir N NE E S S S S S S S SE SE SE SE SE SE W NW NW N NE NE
Wind spd 6 5 5 5 8 8 6 5 4 5 5 8 10 9 8 5 4 4 8 9 11 11
Clouds FW FW SC SC SC SC B1 B1 B2 B2 OV OV OV B2 B2 B2 B2 B1 B1 B1 B1 B1
PoP 12hr 0 20 70 60 30
QPF 12hr 0 0 0.05 0.08 0.03
Snow 12hr 00-00 00-00 00-00
Rain shwrs S S L L C C L L C C S S C C
Tstms S C S C
Date Fri 04/19/24 Sat 04/20/24 Sun 04/21/24 Mon 04/22/24
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 51 69 55 71 50 64 47 64
Temp 55 52 65 64 58 56 67 65 54 51 61 58 49 49 62 59
Dewpt 47 47 49 49 50 47 41 38 38 37 35 37 38 38 36 36
PWind dir E SE SW NW N N N NE
Wind char GN LT LT GN GN GN LT GN
Avg clouds B1 B2 B2 B2 B1 B1 SC B1 B1 B1 B2 B2 B1 B1 B1 B1
PoP 12hr 5 20 40 20 20 20 30 20
Rain shwrs S C S S S S S S C S S S
$$
MDZ013-162000-
Baltimore/Washington Airport-Anne Arundel MD
39.19N 76.67W Elev. 154 ft
436 AM EDT Tue Apr 16 2024
Date Tue 04/16/24 Wed 04/17/24 Thu 04/18/24
EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20
UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00
Max/Min 75 53 67 55 72
Temp 59 59 67 74 74 66 59 56 53 56 62 67 65 63 61 57 55 58 67 72 70 61
Dewpt 37 36 37 38 39 41 43 42 42 45 49 53 55 55 56 56 55 56 57 55 53 50
RH 44 42 33 27 28 40 55 59 66 66 62 61 70 75 84 96100 93 70 55 55 67
Wind dir N N NE S S S S S SE SE SE SE SE E E E NE NE N NE NE NE
Wind spd 5 4 4 4 5 5 5 4 3 4 4 6 8 6 8 5 5 5 6 9 10 12
Clouds FW FW FW SC SC SC SC B1 B2 B2 OV OV OV OV OV B2 B2 B2 B2 B1 B1 B1
PoP 12hr 0 20 80 70 30
QPF 12hr 0 0 0.07 0.11 0.03
Snow 12hr 00-00 00-00 00-00
Rain shwrs S C D L C L L C C C C C C
Tstms S C S C
Date Fri 04/19/24 Sat 04/20/24 Sun 04/21/24 Mon 04/22/24
EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
Min/Max 48 65 51 68 47 61 44 63
Temp 49 49 63 61 53 53 65 61 49 49 59 56 46 46 61 57
Dewpt 46 45 49 51 50 47 41 39 37 36 35 37 38 37 37 38
PWind dir NE SE SW NW NW N NW NE
Wind char GN GN GN GN GN GN GN GN
Avg clouds B2 B2 B2 B2 B1 B1 SC SC SC B1 B2 B1 B1 B1 B1 B1
PoP 12hr 10 30 50 20 20 20 20 20
Rain shwrs C C S S S S S S S S S S
$$
MDZ011-162000-
Baltimore Inner Harbor-Baltimore City MD
39.28N 76.61W Elev. 20 ft
436 AM EDT Tue Apr 16 2024
Date Tue 04/16/24 Wed 04/17/24 Thu 04/18/24
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 77 57 68 58 74
Temp 60 62 71 76 75 67 62 58 57 57 65 66 68 63 64 61 61 58 69 74 72 64
Dewpt 36 35 35 37 39 40 42 42 42 44 48 51 52 54 54 54 54 54 54 53 51 48
RH 41 36 27 24 27 37 48 55 57 62 54 58 57 72 70 78 78 86 59 48 48 56
Wind dir N N NE S SE S S SE SE SE SE SE E E E E E NE N NE NE NE
Wind spd 4 4 4 5 6 5 4 4 3 5 4 8 9 6 8 5 5 5 6 9 10 11
Clouds CL FW FW SC FW FW SC B1 B2 B2 OV OV OV OV OV OV B2 B2 B2 B2 B1 B1
PoP 12hr 0 20 80 70 30
QPF 12hr 0 0 0.07 0.12 0.02
Snow 12hr 00-00 00-00 00-00
Rain shwrs S C D L C L L C C C C C C
Tstms C S C
Date Fri 04/19/24 Sat 04/20/24 Sun 04/21/24 Mon 04/22/24
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 51 70 56 73 51 67 48 68
Temp 55 51 66 66 60 56 69 67 57 51 64 61 54 48 65 62
Dewpt 45 44 48 49 49 47 39 38 37 36 35 36 36 36 35 37
PWind dir NE SE SW NW NW NW N NE
Wind char GN GN GN GN GN GN GN GN
Avg clouds B2 B2 B2 B2 B2 B1 SC SC SC B1 B1 B1 B1 B1 B1 B1
PoP 12hr 10 30 50 20 20 20 20 20
Rain shwrs C C C S S S S S S S S S
$$
WVZ052-162000-
Martinsburg Airport-Berkeley WV
39.41N 77.98W Elev. 558 ft
436 AM EDT Tue Apr 16 2024
Date Tue 04/16/24 Wed 04/17/24 Thu 04/18/24
EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20
UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00
Max/Min 76 53 68 55 76
Temp 54 54 65 73 76 67 60 57 53 55 59 66 68 64 60 57 55 57 67 75 75 66
Dewpt 33 38 39 39 40 43 45 45 45 47 49 52 53 54 55 54 54 54 54 53 51 51
RH 45 54 38 29 27 42 58 64 74 74 69 61 59 70 84 90 96 90 63 46 43 58
Wind dir N NW SE S SE SE S SE SE SE SE SE SE SE SE SE SW W NW NW N NE
Wind spd 2 2 3 5 5 4 4 4 3 3 4 8 10 9 6 4 3 4 8 9 9 9
Clouds FW FW FW SC SC SC B1 B2 B2 OV OV OV OV B2 B2 B2 B2 B1 B1 B1 B1 B1
PoP 12hr 5 20 70 50 30
QPF 12hr 0 0.01 0.04 0.08 0.03
Snow 12hr 00-00 00-00 00-00
Rain shwrs S S L C C C C C C C C C C C
Tstms S C S C
Date Fri 04/19/24 Sat 04/20/24 Sun 04/21/24 Mon 04/22/24
EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
Min/Max 49 65 49 66 42 60 39 60
Temp 52 50 62 61 53 51 64 59 46 46 57 54 43 43 58 55
Dewpt 47 45 49 49 47 43 37 35 34 35 33 34 33 34 34 34
PWind dir E SE W NW NW NW NW E
Wind char LT GN GN GN GN GN LT GN
Avg clouds B1 B2 B2 B2 B1 B1 SC SC SC B1 B1 B1 B1 SC SC SC
PoP 12hr 10 50 40 20 10 20 20 20
Rain shwrs S C C S S S S S S S S S
$$
VAZ506-162000-
Washington Dulles Airport-Loudoun VA
38.96N 77.45W Elev. 321 ft
436 AM EDT Tue Apr 16 2024
Date Tue 04/16/24 Wed 04/17/24 Thu 04/18/24
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 76 55 70 57 78
Temp 59 58 67 73 76 69 61 58 55 57 61 68 70 67 62 60 58 60 70 77 76 67
Dewpt 35 36 38 39 41 43 45 42 42 46 51 55 56 57 58 57 57 58 57 55 54 53
RH 40 44 34 29 28 39 56 55 61 67 70 63 61 70 87 90 96 93 63 47 46 61
Wind dir N N E S S SE S S S S SE SE SE SE SE S SW NW NW NW N NE
Wind spd 5 3 3 4 5 5 6 5 5 4 5 6 8 8 6 5 3 5 8 9 10 10
Clouds FW FW SC SC SC SC B1 B2 B2 OV OV OV OV B2 B2 B2 B1 B1 B1 B1 SC B1
PoP 12hr 0 20 70 50 30
QPF 12hr 0 0 0.04 0.06 0.02
Snow 12hr 00-00 00-00 00-00
Rain shwrs S S L L C C C C C C S S C C
Tstms S C S C
Date Fri 04/19/24 Sat 04/20/24 Sun 04/21/24 Mon 04/22/24
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 51 69 52 69 46 61 43 63
Temp 54 53 66 64 55 54 66 63 50 47 58 56 46 45 61 57
Dewpt 48 48 51 51 50 47 41 40 37 37 36 37 38 37 37 37
PWind dir E SE SW NW NW N N NE
Wind char GN GN GN GN GN GN LT GN
Avg clouds B1 B2 B2 B2 B1 B1 SC SC SC B1 B2 B1 B1 B1 B1 B1
PoP 12hr 5 30 40 20 20 20 20 20
Rain shwrs C C S S S S S S S S S S
$$
VAZ037-162000-
Charlottesville Airport-Albemarle VA
38.14N 78.45W Elev. 640 ft
436 AM EDT Tue Apr 16 2024
Date Tue 04/16/24 Wed 04/17/24 Thu 04/18/24
EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20
UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00
Max/Min 76 57 76 61 82
Temp 62 61 68 73 76 69 64 60 58 58 65 72 76 71 68 66 62 62 75 80 82 73
Dewpt 46 43 38 41 43 47 48 46 46 47 51 54 55 54 53 53 53 54 54 51 50 52
RH 56 51 33 31 31 45 56 60 64 67 60 53 48 55 59 63 72 75 48 36 33 48
Wind dir NE NE E SE S SE S S S S S SE S S S SW W W W W NW NE
Wind spd 6 4 4 5 5 4 4 4 3 4 4 5 8 6 6 5 4 4 6 8 8 6
Clouds SC SC SC B1 B1 B1 B2 B2 B2 OV OV B2 B2 B2 B2 B1 SC FW FW FW SC SC
PoP 12hr 20 20 50 40 5
QPF 12hr 0 0.01 0.01 0.02 0
Snow 12hr 00-00 00-00 00-00
Rain shwrs S S C C C C
Tstms S C S
Heat index 80
Max heat 80 81
Date Fri 04/19/24 Sat 04/20/24 Sun 04/21/24 Mon 04/22/24
EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
Min/Max 55 74 56 75 50 65 47 65
Temp 58 55 70 69 60 57 71 68 56 50 61 60 52 47 62 60
Dewpt 50 48 51 51 49 48 45 40 38 36 38 37 37 37 36 37
PWind dir NE SE W NW N NE N NE
Wind char LT LT LT GN LT GN LT GN
Avg clouds SC B2 B2 B2 B1 B1 SC B1 B1 B2 B2 B2 B2 B1 B1 B1
PoP 12hr 5 40 30 30 20 30 30 20
Rain shwrs C C S C S S C C C S S S
$$
MDZ003-162000-
Hagerstown Airport-Washington MD
39.71N 77.73W Elev. 705 ft
436 AM EDT Tue Apr 16 2024
Date Tue 04/16/24 Wed 04/17/24 Thu 04/18/24
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 75 53 66 56 73
Temp 51 54 65 72 75 67 61 56 53 55 58 63 66 63 59 58 56 58 67 73 72 65
Dewpt 34 38 40 40 42 44 45 45 45 47 50 53 55 55 56 56 56 56 57 55 55 52
RH 52 54 40 31 31 43 56 66 74 74 75 70 68 75 90 93100 93 70 53 55 63
Wind dir N N S SW S SE SE SE SE S SE SE SE SE SE SE S NW NW NW N NE
Wind spd 2 2 2 5 4 5 5 5 4 5 5 6 10 8 6 5 4 4 8 8 10 9
Clouds CL CL FW FW FW SC B1 B2 OV OV OV OV OV B2 B2 B2 B2 B2 B2 B1 B1 B1
PoP 12hr 0 20 70 60 30
QPF 12hr 0 0 0.08 0.12 0.04
Snow 12hr 00-00 00-00 00-00
Rain shwrs S S L L C L L L C C C C C C
Tstms S C C C
Date Fri 04/19/24 Sat 04/20/24 Sun 04/21/24 Mon 04/22/24
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 49 65 50 66 43 59 41 61
Temp 51 50 62 61 54 51 63 59 46 45 57 54 43 43 59 56
Dewpt 48 47 50 51 48 43 38 36 35 35 35 35 34 35 36 37
PWind dir E SE SW NW NW NW N SE
Wind char LT GN GN BZ GN GN LT GN
Avg clouds B2 B2 B2 B2 B1 B1 SC SC SC B1 B2 B1 B1 SC SC SC
PoP 12hr 10 50 40 20 10 20 20 20
Rain shwrs S C C S S S S S S S S S
$$
MDZ017-162000-
Patuxent River NAS MD
38.29N 76.41W Elev. 39 ft
436 AM EDT Tue Apr 16 2024
Date Tue 04/16/24 Wed 04/17/24 Thu 04/18/24
EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20
UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00
Max/Min 72 54 70 59 75
Temp 65 59 67 72 71 62 56 55 54 58 66 70 69 64 62 62 59 61 71 74 73 64
Dewpt 49 48 42 41 42 43 42 43 46 50 54 56 56 56 56 55 54 56 57 56 55 52
RH 56 67 40 33 35 50 59 64 74 75 65 61 63 75 81 78 83 84 61 53 53 65
Wind dir N NE NE SE SE S S S SE SE SE SE SE SE SE S SW W NW N N NE
Wind spd 10 6 5 6 9 8 8 8 5 6 6 8 9 10 9 9 6 6 9 9 10 12
Clouds B1 FW SC SC SC SC SC B1 B2 B2 OV OV B2 B2 B2 B1 B1 B1 B1 B1 B1 B1
PoP 12hr 0 20 50 50 20
QPF 12hr 0 0 0.05 0.05 0.01
Snow 12hr 00-00 00-00 00-00
Rain shwrs S C C C C C C C C S S S S
Tstms S C S C S
Date Fri 04/19/24 Sat 04/20/24 Sun 04/21/24 Mon 04/22/24
EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
Min/Max 51 67 53 69 49 61 47 63
Temp 53 53 64 61 55 55 66 62 54 50 60 54 49 49 62 55
Dewpt 48 48 50 51 51 50 47 45 42 40 39 40 41 40 39 40
PWind dir NE E S NW N N N NE
Wind char GN GN GN GN GN GN GN GN
Avg clouds B1 B2 B2 B2 B2 B1 SC B1 B1 B1 B2 B2 B2 B1 B1 B1
PoP 12hr 5 20 40 20 20 30 30 20
Rain shwrs S C S S S S S C C C S S
$$
WVZ502-162000-
Petersburg WV
38.99N 79.15W Elev. 963 ft
436 AM EDT Tue Apr 16 2024
Date Tue 04/16/24 Wed 04/17/24 Thu 04/18/24
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 78 58 76 59 78
Temp 50 52 66 75 78 68 62 60 59 59 67 72 76 71 64 62 59 61 69 76 78 70
Dewpt 44 44 43 46 49 53 55 55 55 55 58 58 57 58 56 56 56 56 55 52 51 52
RH 80 74 43 36 36 59 78 84 87 87 73 61 52 63 75 81 90 84 61 43 39 53
Wind dir NW SE SE SE SE S S S S NE E SE S S SW W W W W W NW NW
Wind spd 1 1 3 4 5 4 3 3 3 2 3 5 8 4 5 6 6 6 9 10 9 4
Clouds SC SC SC B1 B1 B2 B2 B2 B2 OV OV OV B2 B2 B2 B2 B1 B1 B1 B1 SC FW
PoP 12hr 40 20 60 50 20
QPF 12hr 0.02 0.02 0.05 0.04 0
Snow 12hr 00-00 00-00 00-00
Rain shwrs C C S S S C C L L C C C C S S
Tstms S C S S S C S C
Date Fri 04/19/24 Sat 04/20/24 Sun 04/21/24 Mon 04/22/24
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 52 73 51 67 43 62 41 62
Temp 54 53 70 67 56 51 64 60 48 44 58 56 45 42 58 56
Dewpt 50 51 54 53 50 43 39 37 37 35 37 37 36 35 37 37
PWind dir SW S W NW NW NW N NE
Wind char LT GN GN GN GN GN LT GN
Avg clouds SC B1 B2 B1 B1 SC SC SC B1 B1 B1 B1 B1 SC SC SC
PoP 12hr 10 60 30 30 20 20 20 20
Rain shwrs C L C S S C S S S S S S S
$$
MDZ014-162000-
Annapolis MD
38.99N 76.49W Elev. 7 ft
436 AM EDT Tue Apr 16 2024
Date Tue 04/16/24 Wed 04/17/24 Thu 04/18/24
EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20
UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00
Max/Min 72 54 67 56 72
Temp 59 60 66 71 72 65 60 56 54 58 63 65 67 65 61 59 57 57 68 72 70 64
Dewpt 43 43 40 41 42 44 45 45 45 47 51 54 55 55 56 56 55 56 55 55 52 50
RH 55 53 38 34 34 46 58 66 71 67 65 68 65 70 84 90 93 96 63 55 53 60
Wind dir N NE NE SE S S S S SE SE S SE SE SE E SE NE N N N NE NE
Wind spd 6 5 5 5 8 8 8 6 5 5 5 8 8 9 8 6 5 5 6 8 11 12
Clouds FW FW FW FW SC FW SC B1 B2 B2 OV OV OV OV B2 B2 B2 B2 B2 B1 B1 B1
PoP 12hr 0 20 70 60 30
QPF 12hr 0 0 0.08 0.10 0.03
Snow 12hr 00-00 00-00 00-00
Rain shwrs S C L C C L L C C S S C C
Tstms S C S C S
Date Fri 04/19/24 Sat 04/20/24 Sun 04/21/24 Mon 04/22/24
EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
Min/Max 50 65 54 67 50 61 48 62
Temp 53 51 62 62 56 54 64 63 54 50 58 57 50 48 59 58
Dewpt 47 46 50 51 51 48 44 42 40 38 38 39 41 39 38 39
PWind dir NE E SW NW NW N N NE
Wind char GN GN GN GN GN GN GN GN
Avg clouds B2 B2 B2 B2 B1 B1 SC SC SC B1 B1 B1 B1 B1 B1 B1
PoP 12hr 5 20 40 20 20 20 20 20
Rain shwrs S C S S S S S S S S S S
$$