441
FOUS51 KLWX 201802
PFMLWX
POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
101 PM EST SAT DEC 20 2025
VAZ054-202100-
REAGAN NATIONAL AIRPORT-ARLINGTON VA
38.86N 77.03W ELEV. 66 FT
101 PM EST SAT DEC 20 2025
DATE SAT 12/20/25 SUN 12/21/25 MON 12/22/25
EST 3HRLY 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
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 45 37 49 27 42
TEMP 43 39 40 39 38 38 46 49 46 38 33 31 29 27 34 40 42 39
DEWPT 24 26 28 28 28 28 28 22 19 17 15 14 14 14 15 15 17 18
RH 47 59 62 64 67 67 49 34 34 42 47 49 53 57 45 36 36 42
WIND DIR S S S S SW W NW NW NW NW NW NW NW NW NW W S S
WIND SPD 11 12 13 13 11 9 12 17 17 13 13 11 9 5 5 5 5 6
CLOUDS SC FW FW CL FW FW SC FW SC FW FW CL CL CL FW SC B1 B2
POP 12HR 0 5 0 0 0
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
DATE TUE 12/23/25 WED 12/24/25 THU 12/25/25 FRI 12/26/25
EST 6HRLY 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MIN/MAX 35 53 40 50 38 53 46 62
TEMP 37 39 50 50 47 40 49 42 39 40 50 48 47 49 60 55
DEWPT 22 27 34 39 39 32 28 28 30 33 39 41 44 45 47 44
PWIND DIR S SW NW N SE S S SW
WIND CHAR GN GN GN GN GN GN GN GN
AVG CLOUDS B2 OV B2 B2 B1 FW FW B1 B2 B2 B2 B2 OV OV B2 B2
POP 12HR 40 20 0 0 30 40 20 10
RAIN C S C C S S
SNOW C
MDZ013-202100-
BALTIMORE/WASHINGTON AIRPORT-ANNE ARUNDEL MD
39.19N 76.67W ELEV. 154 FT
101 PM EST SAT DEC 20 2025
DATE SAT 12/20/25 SUN 12/21/25 MON 12/22/25
EST 3HRLY 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
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 42 34 47 23 41
TEMP 40 36 35 36 36 36 44 47 43 34 29 27 25 23 31 39 41 35
DEWPT 26 28 29 29 29 28 31 26 22 20 17 15 14 15 17 18 20 21
RH 57 72 78 75 75 72 60 43 43 56 60 60 62 71 56 42 42 56
WIND DIR S S S SW SW W W NW NW NW NW NW NW NW NW W SW S
WIND SPD 6 5 5 5 5 5 9 12 10 8 5 5 4 2 3 4 3 2
WIND GUST 16 20
CLOUDS FW FW FW FW SC FW SC FW FW FW FW CL CL FW FW FW B1 B2
POP 12HR 0 5 0 0 0
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
DATE TUE 12/23/25 WED 12/24/25 THU 12/25/25 FRI 12/26/25
EST 6HRLY 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MIN/MAX 31 51 36 47 34 49 42 57
TEMP 33 35 47 47 43 37 46 38 35 36 47 45 42 44 55 50
DEWPT 23 27 35 40 38 31 30 29 30 34 41 41 42 44 49 44
PWIND DIR S SW NW NW S S SW W
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS B2 OV OV B2 B1 SC FW B1 B2 B2 B2 OV OV OV B2 B2
POP 12HR 40 20 0 0 40 50 30 20
RAIN C S C C S C S
SNOW C
MDZ011-202100-
BALTIMORE INNER HARBOR-BALTIMORE CITY MD
39.28N 76.61W ELEV. 20 FT
101 PM EST SAT DEC 20 2025
DATE SAT 12/20/25 SUN 12/21/25 MON 12/22/25
EST 3HRLY 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
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 43 36 47 26 41
TEMP 42 37 38 38 38 38 45 47 44 36 32 29 28 26 33 39 41 36
DEWPT 21 24 27 28 27 27 25 21 18 16 14 13 13 13 13 14 16 18
RH 43 59 64 67 64 64 45 35 35 43 47 51 53 57 43 35 36 47
WIND DIR S S S SW W W W NW NW NW NW NW NW NW NW W SW S
WIND SPD 6 5 5 5 5 4 9 12 11 8 5 5 4 2 3 4 3 2
WIND GUST 16
CLOUDS FW FW FW FW SC SC SC FW FW FW FW CL CL FW FW SC B1 B2
POP 12HR 0 5 0 0 0
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
DATE TUE 12/23/25 WED 12/24/25 THU 12/25/25 FRI 12/26/25
EST 6HRLY 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MIN/MAX 35 51 39 48 37 50 44 59
TEMP 37 38 47 48 45 40 47 39 39 39 47 45 45 48 57 51
DEWPT 21 26 32 37 36 29 26 25 27 31 35 38 41 41 45 42
PWIND DIR S SW NW NW SE S SW W
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS B2 OV OV B2 B1 FW FW B1 B2 B2 B2 OV OV OV OV B2
POP 12HR 40 20 0 0 40 50 30 20
RAIN C S C C S S C S
SNOW C
WVZ052-202100-
MARTINSBURG AIRPORT-BERKELEY WV
39.41N 77.98W ELEV. 558 FT
101 PM EST SAT DEC 20 2025
DATE SAT 12/20/25 SUN 12/21/25 MON 12/22/25
EST 3HRLY 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
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 45 32 45 21 42
TEMP 43 38 36 36 35 35 42 44 41 33 28 26 23 21 31 40 42 37
DEWPT 22 23 24 24 24 25 22 19 15 14 12 12 12 11 13 13 15 17
RH 43 54 61 61 64 66 44 36 34 45 50 55 62 65 47 33 33 44
WIND DIR S S S SW SW W W NW NW NW NW NW NW W W SW S SE
WIND SPD 11 11 10 9 5 8 11 13 13 10 6 4 2 2 2 3 2 2
WIND GUST 21 25
CLOUDS FW FW SC FW SC SC FW FW FW FW FW FW FW FW FW B1 B2 OV
POP 12HR 0 0 0 0 0
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
SNOW S
DATE TUE 12/23/25 WED 12/24/25 THU 12/25/25 FRI 12/26/25
EST 6HRLY 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MIN/MAX 31 54 35 49 33 53 44 62
TEMP 34 35 50 50 45 36 48 39 35 36 50 48 45 48 60 51
DEWPT 21 27 37 39 35 28 26 26 27 32 40 40 43 43 47 42
PWIND DIR S SW NW NW SE S S W
WIND CHAR LT LT GN LT LT LT LT GN
AVG CLOUDS OV OV OV B2 B1 SC SC B1 OV OV B2 OV OV OV B2 B1
POP 12HR 40 10 0 0 40 40 30 20
RAIN C C C S C S S
SNOW S C
VAZ506-202100-
WASHINGTON DULLES AIRPORT-LOUDOUN VA
38.96N 77.45W ELEV. 321 FT
101 PM EST SAT DEC 20 2025
DATE SAT 12/20/25 SUN 12/21/25 MON 12/22/25
EST 3HRLY 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
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 44 34 49 22 42
TEMP 43 39 39 37 36 36 45 48 44 35 29 27 24 23 33 40 42 37
DEWPT 27 29 29 29 28 29 29 24 21 19 17 16 15 15 17 18 20 21
RH 53 67 67 72 72 75 53 39 39 52 60 63 68 71 51 41 41 52
WIND DIR S S S SW SW W NW NW NW NW NW NW NW NW NW SW S S
WIND SPD 10 10 11 10 8 5 10 13 13 9 8 5 4 2 3 4 4 4
WIND GUST 21 24
CLOUDS SC FW FW FW SC SC SC SC FW FW FW CL CL FW FW SC B1 B2
POP 12HR 0 5 0 0 0
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
DATE TUE 12/23/25 WED 12/24/25 THU 12/25/25 FRI 12/26/25
EST 6HRLY 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MIN/MAX 32 53 37 49 35 53 45 62
TEMP 36 36 50 50 45 37 48 39 37 38 51 50 46 48 60 54
DEWPT 22 28 38 43 39 32 31 30 30 36 44 46 46 47 51 46
PWIND DIR S SW NW N S S S W
WIND CHAR LT GN LT LT LT LT LT LT
AVG CLOUDS OV OV B2 B2 B1 FW FW B1 OV B2 B2 B2 OV OV B2 B1
POP 12HR 40 10 0 0 40 40 20 10
RAIN C C C S S
SNOW C
VAZ037-202100-
CHARLOTTESVILLE AIRPORT-ALBEMARLE VA
38.14N 78.45W ELEV. 640 FT
101 PM EST SAT DEC 20 2025
DATE SAT 12/20/25 SUN 12/21/25 MON 12/22/25
EST 3HRLY 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
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 34 53 24 44
TEMP 46 40 38 36 36 36 46 52 49 39 33 29 26 24 34 42 44 39
DEWPT 23 24 25 25 25 27 27 18 15 14 13 13 13 13 13 13 15 17
RH 40 52 59 64 64 69 47 26 25 35 43 51 57 62 41 30 30 40
WIND DIR S S S S SW SW SW NW NW NW NW NW NW W S S S S
WIND SPD 8 6 6 5 5 5 5 9 6 5 2 1 1 1 2 5 5 3
CLOUDS FW FW FW CL SC SC SC SC SC FW FW CL CL FW SC SC SC B2
POP 12HR 0 5 0 0 0
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
DATE TUE 12/23/25 WED 12/24/25 THU 12/25/25 FRI 12/26/25
EST 6HRLY 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MIN/MAX 32 57 38 55 37 59 48 65
TEMP 35 37 54 53 46 39 54 44 39 40 56 54 49 51 63 56
DEWPT 20 26 37 41 39 33 29 29 30 34 43 44 46 46 47 46
PWIND DIR S SW W NE S SW SW SW
WIND CHAR LT GN LT LT LT LT LT LT
AVG CLOUDS B2 OV B1 B1 SC FW FW B1 B2 B2 B1 B1 B2 B2 B2 B1
POP 12HR 30 10 0 0 20 30 10 10
RAIN C S C
MDZ003-202100-
HAGERSTOWN AIRPORT-WASHINGTON MD
39.71N 77.73W ELEV. 705 FT
101 PM EST SAT DEC 20 2025
DATE SAT 12/20/25 SUN 12/21/25 MON 12/22/25
EST 3HRLY 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
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 42 32 42 21 40
TEMP 40 37 36 34 34 35 40 41 38 30 27 25 23 21 30 38 40 36
DEWPT 26 26 28 27 27 28 25 22 18 16 15 14 14 14 15 16 19 20
RH 57 64 72 75 75 75 55 46 44 55 60 62 68 74 53 40 42 52
WIND DIR S S S S W W W NW NW NW NW NW NW NW W SW S SE
WIND SPD 10 10 10 6 5 6 12 14 12 9 6 5 3 2 2 4 3 3
WIND GUST 25
CLOUDS SC FW SC SC SC SC FW FW FW FW FW FW CL FW FW B1 B2 OV
POP 12HR 0 0 0 0 0
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
SNOW S
DATE TUE 12/23/25 WED 12/24/25 THU 12/25/25 FRI 12/26/25
EST 6HRLY 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MIN/MAX 32 52 35 47 34 49 44 59
TEMP 34 35 46 48 43 35 46 38 36 37 47 46 45 48 57 51
DEWPT 23 29 39 41 37 29 29 28 29 34 42 43 44 46 49 43
PWIND DIR S SW NW NW SE S S W
WIND CHAR LT LT GN LT LT LT LT GN
AVG CLOUDS OV OV OV B2 B1 SC SC B1 OV OV B2 OV OV OV B2 B2
POP 12HR 40 10 0 0 40 50 30 20
RAIN C C C S C S S
SNOW S C
MDZ017-202100-
PATUXENT RIVER NAS MD
38.29N 76.41W ELEV. 39 FT
101 PM EST SAT DEC 20 2025
DATE SAT 12/20/25 SUN 12/21/25 MON 12/22/25
EST 3HRLY 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
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 44 35 51 27 42
TEMP 41 37 38 37 37 38 47 50 48 38 33 30 28 27 34 39 41 35
DEWPT 26 29 31 32 29 29 32 29 25 22 18 16 16 16 16 17 19 21
RH 55 72 76 82 72 70 56 44 40 52 53 55 60 63 47 40 41 56
WIND DIR S S S SW SW W NW NW NW NW NW NW NW N N NW SW S
WIND SPD 9 10 11 11 10 8 9 10 10 10 11 11 10 8 6 5 3 4
CLOUDS SC SC FW FW FW FW SC FW FW FW CL CL CL CL CL SC SC B1
POP 12HR 0 0 0 0 0
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
DATE TUE 12/23/25 WED 12/24/25 THU 12/25/25 FRI 12/26/25
EST 6HRLY 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MIN/MAX 32 53 38 47 35 51 42 58
TEMP 34 36 49 47 44 39 47 38 37 38 49 44 43 46 56 49
DEWPT 24 27 36 39 39 34 30 29 30 32 39 41 42 44 47 45
PWIND DIR S SW W N SE S SW SW
WIND CHAR GN GN GN GN LT GN GN GN
AVG CLOUDS B2 OV B2 B1 B1 FW FW SC B2 B2 B1 B2 B2 B2 B1 SC
POP 12HR 30 30 0 0 20 40 20 10
RAIN C C S C S
SNOW C
WVZ502-202100-
PETERSBURG WV
38.99N 79.15W ELEV. 963 FT
101 PM EST SAT DEC 20 2025
DATE SAT 12/20/25 SUN 12/21/25 MON 12/22/25
EST 3HRLY 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
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 46 20 48
TEMP 51 43 40 39 38 35 42 45 43 33 28 24 22 21 34 45 47 39
DEWPT 23 23 24 24 29 26 22 19 16 15 15 13 11 10 12 12 17 19
RH 33 45 52 54 70 69 44 35 33 47 58 62 62 62 39 26 30 44
WIND DIR E E E E E SE W W NW W W W SW SW SW S SE S
WIND SPD 8 8 6 5 5 5 8 11 10 5 4 2 2 2 2 3 3 3
WIND GUST 20 18 18 21 20 16
CLOUDS SC FW FW FW SC SC FW FW FW FW FW CL CL SC SC B2 B2 B2
POP 12HR 0 0 0 0 0
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
DATE TUE 12/23/25 WED 12/24/25 THU 12/25/25 FRI 12/26/25
EST 6HRLY 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MIN/MAX 31 58 33 55 36 62 49 64
TEMP 36 39 56 53 45 34 54 43 39 43 60 57 50 52 62 54
DEWPT 21 34 45 44 37 29 28 29 32 41 50 50 49 49 50 46
PWIND DIR S W NW NW S SW SW W
WIND CHAR LT GN LT LT LT LT LT GN
AVG CLOUDS B2 B2 B2 B2 B1 SC SC B2 B2 B2 B2 B2 B2 B2 B2 B2
POP 12HR 30 20 0 0 40 40 30 20
RAIN C S C C S C S
MDZ014-202100-
ANNAPOLIS MD
38.99N 76.49W ELEV. 7 FT
101 PM EST SAT DEC 20 2025
DATE SAT 12/20/25 SUN 12/21/25 MON 12/22/25
EST 3HRLY 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
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 42 35 47 26 40
TEMP 40 37 38 38 38 38 45 47 44 36 32 29 28 26 33 38 40 35
DEWPT 25 29 31 30 29 29 29 25 22 20 17 16 16 16 15 17 20 23
RH 55 72 76 73 70 70 53 42 41 52 53 58 60 65 47 42 44 61
WIND DIR S S S S SW W W NW NW NW NW NW NW NW NW W SW S
WIND SPD 9 10 10 9 8 6 10 12 11 10 9 8 5 4 5 5 5 3
CLOUDS SC FW FW CL FW FW SC FW SC CL FW CL CL CL FW FW SC B1
POP 12HR 0 5 0 0 0
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
DATE TUE 12/23/25 WED 12/24/25 THU 12/25/25 FRI 12/26/25
EST 6HRLY 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MIN/MAX 34 49 38 46 36 49 43 57
TEMP 36 37 46 47 45 39 46 39 37 39 47 44 44 47 55 50
DEWPT 24 28 34 39 38 32 29 30 31 33 38 40 42 43 46 44
PWIND DIR S SW W NW SE S SW W
WIND CHAR LT GN LT LT LT LT LT LT
AVG CLOUDS B2 OV OV B2 B1 SC FW B1 B2 B2 B2 B2 OV OV B2 B2
POP 12HR 40 30 0 0 30 50 30 20
RAIN C C C C S S C S
SNOW C
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