318
FOUS51 KLWX 211202
PFMLWX
POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
702 AM EST SUN DEC 21 2025
VAZ054-212100-
REAGAN NATIONAL AIRPORT-ARLINGTON VA
38.86N 77.03W ELEV. 66 FT
702 AM EST SUN DEC 21 2025
DATE SUN 12/21/25 MON 12/22/25 TUE 12/23/25
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 50 27 44 36 52
TEMP 47 50 47 40 33 31 29 27 34 42 42 38 36 38 39 40 43 50 52 49
DEWPT 25 20 18 16 15 15 15 15 15 16 17 19 20 22 24 27 30 34 37 39
RH 42 30 31 37 47 51 55 60 45 34 36 46 52 52 54 59 60 54 56 68
WIND DIR NW NW NW NW N NW NW NW NW SW S S S S S S SW SW SW W
WIND SPD 11 16 13 13 9 9 5 3 3 5 6 8 9 11 14 14 12 11 10 11
WIND GUST 27 25
CLOUDS B1 SC SC FW FW FW CL CL FW FW B1 B2 OV OV OV OV B2 B1 B2 B2
POP 12HR 0 0 0 40 20
QPF 12HR 0 0 0 0 0.01
SNOW 12HR 00-00 00-00 00-00
RAIN C C S S
SNOW C
DATE WED 12/24/25 THU 12/25/25 FRI 12/26/25 SAT 12/27/25
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 41 52 38 53 46 59 39 49
TEMP 47 41 51 43 38 40 51 49 47 49 57 52 45 39 46 42
DEWPT 39 34 28 28 30 34 38 41 43 44 46 41 37 33 29 30
PWIND DIR NW N SE S S W N NE
WIND CHAR GN GN GN GN GN GN GN GN
AVG CLOUDS B1 FW FW B1 B2 B2 B2 OV OV B2 B2 B1 SC B1 B1 B2
POP 12HR 0 0 30 30 40 40 20 10
RAIN C C S C C C S
MDZ013-212100-
BALTIMORE/WASHINGTON AIRPORT-ANNE ARUNDEL MD
39.19N 76.67W ELEV. 154 FT
702 AM EST SUN DEC 21 2025
DATE SUN 12/21/25 MON 12/22/25 TUE 12/23/25
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 47 23 42 32 50
TEMP 45 47 44 35 29 27 25 23 32 40 40 35 33 34 36 37 40 48 50 47
DEWPT 26 22 20 18 17 15 15 15 17 18 21 22 21 23 24 27 32 35 39 41
RH 47 37 38 49 60 60 65 71 53 41 46 59 61 64 61 67 73 60 66 79
WIND DIR W NW NW NW NW NW NW W W SW SW S S S S S SW SW SW W
WIND SPD 12 14 13 9 5 4 3 2 2 5 4 2 2 3 5 6 6 6 5 4
WIND GUST 26 25 19
CLOUDS B1 SC SC FW FW FW CL CL FW SC SC B2 OV OV OV OV OV B2 B2 B2
POP 12HR 0 0 0 50 20
QPF 12HR 0 0 0 0.01 0.01
SNOW 12HR 00-00 00-00 00-00
RAIN C C S S
SNOW C
DATE WED 12/24/25 THU 12/25/25 FRI 12/26/25 SAT 12/27/25
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 38 48 35 49 39 56 35 45
TEMP 44 38 47 39 35 37 47 44 40 44 54 48 40 36 43 39
DEWPT 39 33 30 29 30 35 40 40 40 43 48 43 36 32 30 30
PWIND DIR W NW SE S S W N NE
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS B1 FW FW B1 B2 B2 B2 OV OV OV B2 B1 SC SC SC B2
POP 12HR 0 0 30 30 40 40 10 10
RAIN C C S C C C
MDZ011-212100-
BALTIMORE INNER HARBOR-BALTIMORE CITY MD
39.28N 76.61W ELEV. 20 FT
702 AM EST SUN DEC 21 2025
DATE SUN 12/21/25 MON 12/22/25 TUE 12/23/25
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 47 26 43 36 50
TEMP 44 46 43 36 32 30 28 26 33 41 41 38 36 37 38 37 41 47 50 48
DEWPT 23 20 17 15 14 13 13 13 13 14 17 19 20 22 24 27 29 32 35 37
RH 43 35 35 42 47 49 53 57 43 33 37 46 52 54 57 67 62 56 56 65
WIND DIR W NW NW NW W NW W W NW W S S S S S S SW SW SW W
WIND SPD 9 14 14 10 6 4 2 2 2 5 4 2 2 3 5 5 5 6 5 4
WIND GUST 21 26 26 20
CLOUDS B1 FW SC CL FW FW CL CL FW FW B1 B2 OV OV OV OV OV B2 B2 B2
POP 12HR 0 0 0 50 20
QPF 12HR 0 0 0 0.02 0.01
SNOW 12HR 00-00 00-00 00-00
RAIN C C S S
SNOW C
DATE WED 12/24/25 THU 12/25/25 FRI 12/26/25 SAT 12/27/25
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 40 49 37 50 44 56 37 46
TEMP 46 40 48 42 38 38 48 46 45 46 54 50 42 37 44 41
DEWPT 37 31 26 26 28 32 35 36 40 41 43 39 34 29 26 27
PWIND DIR W NW SE S S W N NE
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS B1 FW FW B1 B2 B2 B2 OV OV OV B2 B1 SC SC B1 B2
POP 12HR 0 0 30 40 40 40 10 10
RAIN C C C C C C
WVZ052-212100-
MARTINSBURG AIRPORT-BERKELEY WV
39.41N 77.98W ELEV. 558 FT
702 AM EST SUN DEC 21 2025
DATE SUN 12/21/25 MON 12/22/25 TUE 12/23/25
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 21 44 31 53
TEMP 42 45 42 34 28 25 23 21 32 42 42 36 32 33 34 35 41 50 52 49
DEWPT 20 18 15 13 13 13 12 12 14 14 16 18 19 21 25 27 32 38 39 39
RH 41 33 33 41 53 60 62 68 47 31 34 47 58 61 69 72 70 63 61 68
WIND DIR NW NW NW NW NW NW W SW W S SE SE S S S S S SW W W
WIND SPD 17 17 13 10 5 2 1 1 1 3 3 3 4 5 6 6 5 6 6 6
WIND GUST 27 27 25
CLOUDS B1 FW FW CL FW FW FW FW FW SC B2 OV OV OV OV OV OV B2 B2 B2
POP 12HR 0 0 0 40 10
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN C C
SNOW S S C
DATE WED 12/24/25 THU 12/25/25 FRI 12/26/25 SAT 12/27/25
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 36 51 34 52 43 58 34 47
TEMP 44 37 50 41 35 36 49 48 44 46 57 49 41 35 45 40
DEWPT 36 29 27 27 29 32 38 40 41 42 45 39 34 30 31 28
PWIND DIR NW N SE SE S W N E
WIND CHAR GN LT LT LT LT GN LT LT
AVG CLOUDS B1 FW FW B1 OV OV OV OV OV OV B2 B1 B1 B2 B2 B1
POP 12HR 0 0 40 30 40 40 10 10
RAIN S C C C C C C
VAZ506-212100-
WASHINGTON DULLES AIRPORT-LOUDOUN VA
38.96N 77.45W ELEV. 321 FT
702 AM EST SUN DEC 21 2025
DATE SUN 12/21/25 MON 12/22/25 TUE 12/23/25
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 49 23 44 34 53
TEMP 45 49 45 36 31 28 25 23 33 42 42 37 35 36 37 37 43 51 53 49
DEWPT 24 20 17 18 17 16 16 16 17 18 21 21 21 23 25 27 33 39 42 43
RH 43 31 32 47 56 60 68 74 51 37 43 52 56 59 61 67 67 63 66 80
WIND DIR NW NW NW NW N NW NW NW W SW S S S S S S S SW SW W
WIND SPD 12 17 14 10 6 4 2 2 2 5 4 5 6 9 10 10 8 6 5 5
WIND GUST 23 29 26
CLOUDS B2 SC B1 FW FW FW FW FW FW SC B1 B2 OV OV OV OV B2 B2 B2 B2
POP 12HR 0 0 0 40 10
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN C C
SNOW C
DATE WED 12/24/25 THU 12/25/25 FRI 12/26/25 SAT 12/27/25
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 38 50 36 53 44 59 36 49
TEMP 44 38 49 41 37 39 51 49 45 48 57 51 43 37 47 41
DEWPT 41 34 32 31 31 37 43 45 45 46 51 45 38 34 33 32
PWIND DIR NW N SE S S W N E
WIND CHAR LT LT LT LT LT GN LT LT
AVG CLOUDS B1 FW FW B1 B2 OV B2 OV OV OV B2 SC SC B1 B1 B2
POP 12HR 0 0 30 20 30 30 10 10
RAIN C S S C C S
VAZ037-212100-
CHARLOTTESVILLE AIRPORT-ALBEMARLE VA
38.14N 78.45W ELEV. 640 FT
702 AM EST SUN DEC 21 2025
DATE SUN 12/21/25 MON 12/22/25 TUE 12/23/25
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 54 24 46 33 57
TEMP 47 54 50 41 34 30 27 24 35 44 44 38 34 36 37 37 44 54 56 53
DEWPT 24 15 13 13 13 13 13 13 13 14 16 18 19 21 23 27 31 38 42 41
RH 40 21 22 31 41 49 55 62 40 29 32 44 54 54 56 67 60 54 59 64
WIND DIR SW NW NW NW N NW W W S S S S S S SW SW SW SW SW W
WIND SPD 4 9 8 4 2 1 1 1 2 5 5 3 5 6 9 10 10 10 6 5
WIND GUST 19 17 19
CLOUDS B2 B1 SC SC FW CL FW FW FW FW B1 B1 OV OV OV B2 B1 B1 SC SC
POP 12HR 0 0 0 30 10
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN C C
DATE WED 12/24/25 THU 12/25/25 FRI 12/26/25 SAT 12/27/25
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 39 58 38 60 46 64 40 53
TEMP 47 39 57 46 39 41 58 56 48 49 62 55 47 41 50 45
DEWPT 39 34 30 30 31 35 42 44 44 44 47 43 38 36 33 31
PWIND DIR W NE S SW SW W N E
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS SC FW FW B1 B2 OV B2 B2 B2 OV B1 B1 FW SC B1 B1
POP 12HR 0 0 20 20 20 30 10 10
RAIN S S S C C
MDZ003-212100-
HAGERSTOWN AIRPORT-WASHINGTON MD
39.71N 77.73W ELEV. 705 FT
702 AM EST SUN DEC 21 2025
DATE SUN 12/21/25 MON 12/22/25 TUE 12/23/25
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 21 41 32 50
TEMP 39 41 38 30 27 25 23 21 30 39 40 35 33 34 35 35 39 46 49 48
DEWPT 23 20 18 16 15 15 14 14 16 17 20 21 22 23 26 29 35 39 42 42
RH 52 42 44 55 60 65 68 74 55 40 44 56 63 64 69 78 85 76 77 80
WIND DIR NW NW NW NW NW NW W SW W SW S SE S S S S S SW W W
WIND SPD 18 18 14 9 5 3 2 2 2 4 3 3 5 5 6 6 5 6 6 8
WIND GUST 28 28 25
CLOUDS SC FW FW CL FW FW FW FW FW SC B2 OV OV OV OV OV OV OV OV B2
POP 12HR 0 0 0 50 20
QPF 12HR 0 0 0 0.01 0
SNOW 12HR 00-00 00-00 00-00
RAIN C C S S
SNOW S S C
DATE WED 12/24/25 THU 12/25/25 FRI 12/26/25 SAT 12/27/25
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 48 35 50 42 56 34 45
TEMP 44 36 47 39 36 38 46 46 43 47 54 48 40 35 43 39
DEWPT 38 31 29 29 31 35 41 42 43 44 49 42 35 31 31 29
PWIND DIR NW N SE S S W N E
WIND CHAR GN LT LT LT LT GN LT LT
AVG CLOUDS B1 SC FW B1 OV OV OV OV OV OV B2 B1 B1 B1 B1 B1
POP 12HR 0 0 40 30 40 40 10 20
RAIN S C C S C C C C S
MDZ017-212100-
PATUXENT RIVER NAS MD
38.29N 76.41W ELEV. 39 FT
702 AM EST SUN DEC 21 2025
DATE SUN 12/21/25 MON 12/22/25 TUE 12/23/25
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 51 27 43 33 53
TEMP 48 51 48 39 33 30 29 27 35 41 41 35 34 35 37 38 43 51 52 47
DEWPT 29 26 24 21 19 17 16 17 17 17 20 23 25 25 26 28 33 37 39 40
RH 47 37 39 48 56 58 58 65 47 37 42 61 69 66 64 67 67 59 61 76
WIND DIR NW NW NW NW NW NW NW N N W S S S S S S SW SW SW SW
WIND SPD 10 13 12 12 10 10 8 5 5 4 3 5 6 9 10 11 12 11 9 6
CLOUDS B1 B1 FW SC FW CL CL CL FW FW SC B1 B2 OV OV OV B2 B1 B1 SC
POP 12HR 0 0 0 30 30
QPF 12HR 0 0 0 0.01 0.01
SNOW 12HR 00-00 00-00 00-00
RAIN C C C C
SNOW C
DATE WED 12/24/25 THU 12/25/25 FRI 12/26/25 SAT 12/27/25
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 40 48 35 52 42 56 37 47
TEMP 45 40 48 39 36 39 51 45 43 46 55 47 43 38 45 40
DEWPT 40 36 31 30 31 34 40 40 42 43 47 43 38 33 32 32
PWIND DIR W N SE S SW W N N
WIND CHAR LT LT LT GN LT GN GN LT
AVG CLOUDS B1 SC FW SC B2 B2 B1 B2 B2 B2 B2 B1 SC SC SC B2
POP 12HR 0 0 20 30 30 40 20 10
RAIN S C C C C S
WVZ502-212100-
PETERSBURG WV
38.99N 79.15W ELEV. 963 FT
702 AM EST SUN DEC 21 2025
DATE SUN 12/21/25 MON 12/22/25 TUE 12/23/25
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 46 21 49 31 57
TEMP 42 45 44 34 27 25 23 21 34 47 47 38 32 36 38 39 48 56 57 53
DEWPT 20 17 15 15 15 14 13 10 12 13 18 20 20 23 29 35 42 46 45 44
RH 41 32 30 45 60 62 65 62 39 25 31 48 61 59 70 85 80 69 64 71
WIND DIR W W W S SE S S SW SW S SE S S S SW SW W W W W
WIND SPD 10 11 9 4 3 2 2 2 2 3 3 3 4 5 5 5 8 12 11 8
WIND GUST 24 21 16 19 23 23 20
CLOUDS SC FW FW CL FW FW FW FW SC SC B1 B2 OV OV B2 B2 B2 B2 B2 B2
POP 12HR 0 0 0 30 20
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN C C S S
DATE WED 12/24/25 THU 12/25/25 FRI 12/26/25 SAT 12/27/25
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 57 37 62 48 64 37 54
TEMP 44 35 56 45 39 44 60 56 49 52 62 53 44 38 52 44
DEWPT 39 31 29 32 35 42 50 50 49 49 52 45 39 36 37 33
PWIND DIR W NW S SW SW W NW SW
WIND CHAR LT LT LT LT LT GN LT LT
AVG CLOUDS B1 SC SC B1 B2 B2 B2 B2 B2 OV B2 B2 B1 B1 B2 B2
POP 12HR 0 0 40 30 40 40 10 20
RAIN C C S C C S S S
MDZ014-212100-
ANNAPOLIS MD
38.99N 76.49W ELEV. 7 FT
702 AM EST SUN DEC 21 2025
DATE SUN 12/21/25 MON 12/22/25 TUE 12/23/25
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 49 26 41 35 49
TEMP 46 49 45 37 33 31 29 26 33 39 40 37 35 37 38 37 41 47 48 47
DEWPT 27 24 22 19 18 17 16 16 16 17 21 24 24 25 26 29 31 34 37 39
RH 47 37 40 48 53 56 58 65 49 40 46 59 64 61 62 72 67 60 65 74
WIND DIR W NW NW NW NW NW NW NW NW W S S S S S S SW SW SW W
WIND SPD 11 14 13 11 6 5 5 3 4 5 5 3 4 5 8 9 10 9 6 5
WIND GUST 25 24
CLOUDS B1 SC SC FW FW FW CL CL FW FW B1 B1 OV OV OV OV OV B1 B2 B2
POP 12HR 0 0 0 40 30
QPF 12HR 0 0 0 0.02 0.01
SNOW 12HR 00-00 00-00 00-00
RAIN C C C C
SNOW C
DATE WED 12/24/25 THU 12/25/25 FRI 12/26/25 SAT 12/27/25
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 39 47 36 48 41 54 37 44
TEMP 45 39 46 41 37 38 46 44 43 45 52 48 42 37 42 40
DEWPT 39 34 29 30 31 34 37 39 41 43 44 42 36 32 30 31
PWIND DIR W N SE S S W N NE
WIND CHAR LT LT LT LT LT GN LT LT
AVG CLOUDS B1 SC FW B1 B2 B2 B2 OV OV OV B2 B1 SC SC SC B2
POP 12HR 0 0 30 40 40 40 20 10
RAIN C C S S C C C S
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