357
FOUS51 KLWX 090901
PFMLWX
POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
401 AM EST TUE DEC 9 2025
VAZ054-092100-
REAGAN NATIONAL AIRPORT-ARLINGTON VA
38.86N 77.03W ELEV. 66 FT
401 AM EST TUE DEC 9 2025
DATE TUE 12/09/25 WED 12/10/25 THU 12/11/25
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 36 32 48 34 42
TEMP 23 28 34 35 32 32 33 34 35 40 45 46 44 43 41 37 34 38 41 40 36
DEWPT 6 7 10 14 19 22 24 26 28 30 31 32 34 33 30 27 24 21 18 16 18
RH 47 40 36 41 58 66 69 72 75 67 58 58 68 67 65 67 66 50 39 37 47
WIND DIR N SE S S S SW S S S S S SW SW SW W W W NW NW NW NW
WIND SPD 3 3 8 11 13 12 11 13 14 16 17 16 13 12 13 14 14 17 18 17 13
WIND GUST 32 33 32 24 23 28 28
CLOUDS FW FW SC SC SC SC SC B1 B2 B2 OV OV B1 SC SC SC SC SC SC SC SC
POP 12HR 0 10 30 10 0
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN S S C C
DATE FRI 12/12/25 SAT 12/13/25 SUN 12/14/25 MON 12/15/25
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 29 40 31 44 30 37 20 34
TEMP 32 29 38 36 34 33 42 38 34 30 35 28 24 20 32 31
DEWPT 19 18 18 23 25 26 24 23 23 22 16 12 10 9 11 13
PWIND DIR NW W SW W NW NW NW W
WIND CHAR GN GN GN WY BZ BZ GN GN
AVG CLOUDS B1 B1 B1 B1 B2 B1 B1 B1 B1 B1 SC SC FW FW FW SC
POP 12HR 5 20 30 5 30 20 5 5
RAIN S
SNOW S C S C S
MDZ013-092100-
BALTIMORE/WASHINGTON AIRPORT-ANNE ARUNDEL MD
39.19N 76.67W ELEV. 154 FT
401 AM EST TUE DEC 9 2025
DATE TUE 12/09/25 WED 12/10/25 THU 12/11/25
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 36 29 46 32 40
TEMP 18 26 34 34 31 29 30 31 32 38 44 45 42 40 39 35 32 36 40 38 33
DEWPT 5 8 12 17 21 23 25 26 28 32 33 35 36 35 32 27 25 23 20 19 19
RH 56 46 39 49 66 78 81 81 85 79 65 68 79 82 76 72 75 59 44 46 56
WIND DIR N E S S S SW SW SW S S S SW SW W W W W W W W NW
WIND SPD 2 2 5 8 6 6 5 5 6 10 12 10 8 8 6 8 8 11 12 10 5
WIND GUST 20 20 18 17 18 21
CLOUDS CL SC SC SC SC B1 SC B1 B1 B2 OV B2 B1 SC SC FW SC SC SC SC SC
POP 12HR 0 10 50 10 0
QPF 12HR 0 0 0.01 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN C C C C
DATE FRI 12/12/25 SAT 12/13/25 SUN 12/14/25 MON 12/15/25
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 26 39 28 42 26 35 17 32
TEMP 29 26 37 34 30 30 41 34 31 27 33 25 20 18 30 27
DEWPT 19 19 20 23 25 26 25 24 23 23 18 14 10 10 13 15
PWIND DIR W W SW W NW NW NW NW
WIND CHAR LT LT LT GN LT GN LT LT
AVG CLOUDS SC SC B1 B1 B2 B1 B1 B1 B2 B1 SC SC FW FW FW SC
POP 12HR 5 20 30 10 30 20 5 5
SNOW S C S S C S
MDZ011-092100-
BALTIMORE INNER HARBOR-BALTIMORE CITY MD
39.28N 76.61W ELEV. 20 FT
401 AM EST TUE DEC 9 2025
DATE TUE 12/09/25 WED 12/10/25 THU 12/11/25
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 36 32 46 33 40
TEMP 21 27 34 36 34 32 33 33 33 39 44 45 44 43 41 37 34 37 40 38 35
DEWPT 3 3 7 12 17 20 22 24 26 28 30 32 33 32 30 26 23 19 16 15 16
RH 45 35 32 36 49 61 63 69 75 64 57 60 65 65 65 64 64 48 37 38 45
WIND DIR N E S S S SW SW S S S S SW SW W W W W W W W NW
WIND SPD 1 2 5 8 6 5 5 5 6 10 12 11 9 9 6 9 9 11 12 10 5
WIND GUST 16 20 17 21
CLOUDS CL FW SC SC SC B1 SC B1 B2 B2 OV OV B1 SC SC FW SC SC SC SC SC
POP 12HR 0 10 50 10 0
QPF 12HR 0 0 0.01 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN C C C C
DATE FRI 12/12/25 SAT 12/13/25 SUN 12/14/25 MON 12/15/25
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 28 40 31 42 29 36 20 34
TEMP 32 28 38 37 34 32 41 38 33 29 34 29 24 20 31 31
DEWPT 16 17 16 21 23 24 22 21 21 20 15 12 10 9 10 13
PWIND DIR W W SW W NW NW NW NW
WIND CHAR LT LT LT GN LT GN LT LT
AVG CLOUDS B1 SC B1 B1 B2 B1 B1 B1 B2 B1 SC SC FW FW FW SC
POP 12HR 5 20 30 10 30 20 5 5
SNOW S C S S C S
WVZ052-092100-
MARTINSBURG AIRPORT-BERKELEY WV
39.41N 77.98W ELEV. 558 FT
401 AM EST TUE DEC 9 2025
DATE TUE 12/09/25 WED 12/10/25 THU 12/11/25
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 35 26 49 29 38
TEMP 16 24 33 34 30 27 30 31 32 39 47 47 42 39 37 34 30 34 37 36 32
DEWPT 3 3 6 10 15 19 21 22 24 27 30 31 31 29 26 23 20 17 16 14 16
RH 56 39 31 36 53 71 69 69 72 62 51 53 65 67 64 64 66 49 42 40 51
WIND DIR S S S S S S S S S S S SW SW W W W W W W W W
WIND SPD 1 5 10 11 10 9 6 8 9 10 12 11 10 10 10 11 10 13 13 12 6
WIND GUST 21 20 20 21 24
CLOUDS SC SC SC SC SC B1 B2 OV OV OV OV B2 B1 B1 B1 B1 SC SC SC SC B1
POP 12HR 5 20 40 10 0
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN C C C C
DATE FRI 12/12/25 SAT 12/13/25 SUN 12/14/25 MON 12/15/25
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 23 37 25 40 23 32 14 31
TEMP 28 24 36 33 30 27 39 33 29 24 30 24 19 15 29 27
DEWPT 16 16 18 21 22 20 19 18 18 16 12 8 7 7 9 11
PWIND DIR W W SW W NW NW NW SW
WIND CHAR LT GN GN GN GN GN LT LT
AVG CLOUDS B1 B1 B1 B1 B2 B2 B1 B1 B2 B2 B1 SC SC SC SC SC
POP 12HR 5 30 30 5 30 10 5 5
SNOW C C S C
VAZ506-092100-
WASHINGTON DULLES AIRPORT-LOUDOUN VA
38.96N 77.45W ELEV. 321 FT
401 AM EST TUE DEC 9 2025
DATE TUE 12/09/25 WED 12/10/25 THU 12/11/25
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 36 28 47 31 40
TEMP 17 26 34 36 31 29 30 32 33 38 45 46 43 40 38 35 31 36 40 38 33
DEWPT 8 8 12 16 21 23 25 26 29 32 34 35 36 35 31 27 24 22 21 19 20
RH 67 46 39 43 66 78 81 78 85 79 65 65 76 82 76 72 75 56 46 46 58
WIND DIR N S S S S S S S S S S SW SW SW W W W NW NW NW NW
WIND SPD 1 3 9 10 10 10 8 10 11 13 13 13 10 9 9 10 9 12 12 10 5
WIND GUST 25 25 24
CLOUDS FW SC SC SC SC SC B1 B2 B2 OV OV B2 B1 SC SC SC SC SC SC SC SC
POP 12HR 0 10 20 5 0
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN S S S S
DATE FRI 12/12/25 SAT 12/13/25 SUN 12/14/25 MON 12/15/25
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 25 39 27 42 26 34 16 31
TEMP 29 26 38 34 30 29 41 35 31 27 32 25 20 16 30 27
DEWPT 19 19 21 23 26 26 25 24 23 22 18 12 9 9 12 14
PWIND DIR W W SW W NW NW NW W
WIND CHAR LT LT LT GN GN GN LT LT
AVG CLOUDS B1 B1 B1 B1 B2 B1 B1 B1 B2 B1 SC SC FW FW SC SC
POP 12HR 5 20 30 5 30 10 5 5
SNOW S C S C
VAZ037-092100-
CHARLOTTESVILLE AIRPORT-ALBEMARLE VA
38.14N 78.45W ELEV. 640 FT
401 AM EST TUE DEC 9 2025
DATE TUE 12/09/25 WED 12/10/25 THU 12/11/25
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 34 27 47 30 41
TEMP 16 24 32 33 30 28 29 31 32 38 45 46 43 41 38 35 31 37 41 39 34
DEWPT 7 8 12 17 18 21 22 24 26 29 31 32 32 30 28 25 22 19 17 17 18
RH 67 50 43 51 60 75 75 75 78 70 58 58 65 65 67 66 69 48 37 40 51
WIND DIR NW S S S S SW SW SW S S SW SW SW SW W W W W W W W
WIND SPD 1 2 8 9 8 6 5 8 9 10 12 10 10 9 6 6 5 8 9 6 5
WIND GUST 21 25 23 20 20
CLOUDS FW SC SC SC SC SC B1 B2 B2 B2 B2 B2 B1 SC SC SC SC FW SC SC B1
POP 12HR 0 5 10 5 0
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
DATE FRI 12/12/25 SAT 12/13/25 SUN 12/14/25 MON 12/15/25
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 23 39 27 46 28 38 15 33
TEMP 28 24 37 36 32 29 44 38 32 28 36 27 20 16 31 29
DEWPT 18 18 19 23 25 23 22 23 22 22 16 9 5 5 6 10
PWIND DIR W SW SW W W NW NW SW
WIND CHAR LT LT LT GN LT LT LT LT
AVG CLOUDS SC B1 B1 B1 B1 B1 SC SC B1 B1 SC FW FW FW FW SC
POP 12HR 5 20 10 5 20 10 5 5
RAIN S
SNOW S
MDZ003-092100-
HAGERSTOWN AIRPORT-WASHINGTON MD
39.71N 77.73W ELEV. 705 FT
401 AM EST TUE DEC 9 2025
DATE TUE 12/09/25 WED 12/10/25 THU 12/11/25
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 33 27 46 29 36
TEMP 15 24 31 33 30 28 29 31 33 37 44 44 41 37 36 32 30 33 35 34 30
DEWPT 3 3 7 12 17 21 22 24 26 30 32 34 34 32 29 26 22 20 18 17 18
RH 58 39 36 41 58 75 75 75 75 75 62 68 76 82 75 78 72 58 49 49 60
WIND DIR E S S S S S S S S S S SW SW W W W W W W W W
WIND SPD 1 5 10 10 9 8 6 8 9 10 11 10 10 10 10 11 10 13 13 11 6
WIND GUST 21 20
CLOUDS SC SC SC B1 B1 B1 B2 B2 OV OV OV B2 B2 B1 SC B1 SC SC SC SC B1
POP 12HR 5 20 60 10 5
QPF 12HR 0 0 0.02 0 0
SNOW 12HR 00-00 00-00 00-00
FRZG RAIN S
RAIN C C L L
DATE FRI 12/12/25 SAT 12/13/25 SUN 12/14/25 MON 12/15/25
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 24 37 25 38 23 31 13 29
TEMP 28 25 34 31 29 27 36 32 29 24 28 22 18 14 28 26
DEWPT 18 17 19 22 24 22 22 20 20 18 15 10 9 8 12 14
PWIND DIR W W SW W NW NW NW SW
WIND CHAR LT GN GN GN GN GN LT LT
AVG CLOUDS B1 B1 B1 B2 B2 B2 B1 B2 B2 B2 B1 SC SC SC SC B1
POP 12HR 5 30 30 10 30 20 5 5
SNOW C C C C S
MDZ017-092100-
PATUXENT RIVER NAS MD
38.29N 76.41W ELEV. 39 FT
401 AM EST TUE DEC 9 2025
DATE TUE 12/09/25 WED 12/10/25 THU 12/11/25
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 39 31 49 34 44
TEMP 25 31 37 38 34 32 33 33 34 41 47 48 44 43 41 37 35 40 43 42 35
DEWPT 13 15 18 23 26 27 27 28 29 32 34 35 36 35 33 31 27 25 21 21 21
RH 60 51 46 54 72 81 78 82 82 70 60 60 73 73 73 79 72 55 41 43 56
WIND DIR NE NE S S SW SW SW SW SW S S SW SW SW W W W NW NW W NW
WIND SPD 5 4 3 6 10 11 11 12 12 14 16 16 13 13 11 11 10 12 12 10 9
WIND GUST 24
CLOUDS FW FW SC SC SC SC SC FW B2 B1 B2 B2 B1 SC FW FW FW FW FW SC SC
POP 12HR 0 5 20 5 0
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN S S
DATE FRI 12/12/25 SAT 12/13/25 SUN 12/14/25 MON 12/15/25
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 28 42 32 47 31 39 21 35
TEMP 32 29 39 36 34 34 45 38 36 31 37 28 23 21 32 30
DEWPT 20 21 21 25 28 29 29 28 27 28 21 15 12 13 14 17
PWIND DIR NW W SW W NW NW N NW
WIND CHAR GN GN GN GN GN GN GN GN
AVG CLOUDS SC SC B1 B1 B2 B1 B1 SC SC B1 SC SC FW FW FW SC
POP 12HR 5 20 20 5 30 20 5 5
RAIN S C S
SNOW S S C S
WVZ502-092100-
PETERSBURG WV
38.99N 79.15W ELEV. 963 FT
401 AM EST TUE DEC 9 2025
DATE TUE 12/09/25 WED 12/10/25 THU 12/11/25
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 29 52 26 37
TEMP 16 27 39 40 34 30 32 33 36 45 49 49 41 38 33 29 26 32 36 35 30
DEWPT 6 14 17 19 22 24 24 25 27 33 35 34 33 30 25 22 19 19 18 18 19
RH 64 57 40 42 61 78 72 72 69 62 58 56 73 73 72 75 74 58 47 49 63
WIND DIR SE S S E S SW S S S SW SW SW W W W W W W W W W
WIND SPD 2 4 8 8 5 5 5 5 8 11 13 13 10 10 8 8 6 9 10 9 5
WIND GUST 17 16 20 25 26 26 25 24 19 18 17
CLOUDS SC SC SC SC B1 B1 B1 B1 B2 B1 B2 B2 B1 B1 B1 B1 SC SC B1 B1 B1
POP 12HR 0 10 60 40 10
QPF 12HR 0 0 0.03 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN C C L L C
SNOW C
DATE FRI 12/12/25 SAT 12/13/25 SUN 12/14/25 MON 12/15/25
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 21 40 23 42 20 32 9 34
TEMP 25 22 37 34 28 25 40 33 27 21 29 20 13 9 31 28
DEWPT 18 17 20 24 25 21 22 21 20 16 13 8 5 4 10 13
PWIND DIR W W W W W NW W S
WIND CHAR LT LT LT GN LT LT LT LT
AVG CLOUDS B1 B1 B2 B2 B2 B1 B1 B1 B1 B1 B1 SC SC SC SC B1
POP 12HR 10 40 20 10 30 10 5 10
RAIN C S S
SNOW S C S S C
MDZ014-092100-
ANNAPOLIS MD
38.99N 76.49W ELEV. 7 FT
401 AM EST TUE DEC 9 2025
DATE TUE 12/09/25 WED 12/10/25 THU 12/11/25
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 36 32 46 34 40
TEMP 23 28 33 35 34 32 34 34 34 40 44 45 44 43 42 37 34 38 40 38 35
DEWPT 8 9 13 19 23 24 25 27 28 30 32 34 36 35 33 29 26 22 20 19 20
RH 52 44 43 52 64 72 69 75 78 67 62 65 73 73 70 72 72 52 44 46 54
WIND DIR NE E S S SW SW SW SW S S S SW SW SW W W W W W W NW
WIND SPD 2 2 6 9 10 10 9 10 10 12 13 13 10 10 10 10 10 12 13 11 8
WIND GUST 24
CLOUDS CL FW SC SC SC B1 SC SC B1 B2 B2 B2 B1 SC SC FW SC SC SC SC SC
POP 12HR 0 10 40 10 0
QPF 12HR 0 0 0.01 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN C C C C
DATE FRI 12/12/25 SAT 12/13/25 SUN 12/14/25 MON 12/15/25
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 28 39 31 42 29 36 20 33
TEMP 32 28 37 36 34 33 41 37 34 29 34 29 24 20 31 31
DEWPT 19 20 20 24 26 27 26 26 25 24 19 16 12 12 14 17
PWIND DIR W W SW W NW NW NW NW
WIND CHAR LT GN LT GN GN GN LT GN
AVG CLOUDS SC SC SC B1 B2 B1 B1 B1 B1 B1 SC SC FW FW FW SC
POP 12HR 5 20 30 10 30 20 5 5
SNOW S C S C S
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