546
FOUS51 KLWX 201525
PFMLWX
POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
1025 AM EST FRI DEC 20 2024
VAZ054-202100-
REAGAN NATIONAL AIRPORT-ARLINGTON VA
38.86N 77.03W ELEV. 66 FT
1025 AM EST FRI DEC 20 2024
DATE FRI 12/20/24 SAT 12/21/24 SUN 12/22/24
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 32 37 24 33
TEMP 41 41 40 38 36 35 32 35 37 35 31 30 28 26 24 29 32 32 29
DEWPT 34 35 34 32 30 28 24 22 19 17 16 15 14 14 11 11 10 10 8
RH 76 79 79 79 79 75 72 59 48 47 53 53 55 60 57 46 39 39 40
WIND DIR N N N NW NW NW NW NW NW NW NW NW NW NW N N N N N
WIND SPD 5 6 8 8 8 10 12 14 16 13 9 8 8 8 8 9 8 6 4
WIND GUST 29 32 24
CLOUDS OV OV B2 B2 B1 B1 SC SC FW FW FW SC SC SC FW FW FW FW CL
POP 12HR 60 30 5 0 0
QPF 12HR 0.04 0.01 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN L C C S
DATE MON 12/23/24 TUE 12/24/24 WED 12/25/24 THU 12/26/24
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 19 37 28 44 34 46 33 47
TEMP 24 23 36 31 31 32 43 40 37 36 45 39 35 35 46 39
DEWPT 8 8 11 14 17 21 25 27 27 27 28 28 28 28 31 29
PWIND DIR NE SE S SW N N NE NE
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS CL FW FW SC SC B2 B2 B2 B1 B1 B1 B1 B1 B1 B1 SC
POP 12HR 0 0 5 10 20 30 40 30
RAIN S S C C C C C
MDZ013-202100-
BALTIMORE/WASHINGTON AIRPORT-ANNE ARUNDEL MD
39.19N 76.67W ELEV. 154 FT
1025 AM EST FRI DEC 20 2024
DATE FRI 12/20/24 SAT 12/21/24 SUN 12/22/24
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 41 31 35 19 29
TEMP 38 39 37 35 34 33 31 34 35 34 29 25 23 21 20 25 29 29 24
DEWPT 34 35 34 32 31 28 25 21 19 17 16 15 13 11 10 10 10 10 9
RH 85 85 89 89 89 82 78 58 52 49 58 65 65 65 64 52 44 44 52
WIND DIR N N N NW NW NW NW NW NW NW NW NW NW NW NW N N N N
WIND SPD 5 6 8 6 8 10 12 16 16 13 10 9 8 8 8 9 9 8 5
WIND GUST 26 31 25
CLOUDS OV OV OV B2 SC B1 B1 SC SC FW FW SC SC SC FW FW FW FW FW
POP 12HR 80 50 5 0 0
QPF 12HR 0.05 0.04 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN D D C C
SNOW S S
DATE MON 12/23/24 TUE 12/24/24 WED 12/25/24 THU 12/26/24
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 15 34 25 42 29 43 29 44
TEMP 19 19 32 30 28 29 41 37 32 32 42 35 31 32 42 37
DEWPT 9 10 14 17 18 22 29 29 28 28 30 30 28 29 32 31
PWIND DIR NE SE S SW NW N N NE
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS CL FW FW SC B1 B2 B2 B2 B1 B1 SC B1 B1 SC SC SC
POP 12HR 0 0 10 20 20 30 40 30
RAIN S S S C C C C C
SNOW S
MDZ011-202100-
BALTIMORE INNER HARBOR-BALTIMORE CITY MD
39.28N 76.61W ELEV. 20 FT
1025 AM EST FRI DEC 20 2024
DATE FRI 12/20/24 SAT 12/21/24 SUN 12/22/24
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 36 22 31
TEMP 40 40 38 37 36 35 32 35 35 35 31 28 25 24 22 27 30 31 27
DEWPT 34 34 33 32 31 29 25 20 18 17 16 14 11 11 10 9 10 9 6
RH 79 79 82 82 82 78 75 54 49 47 53 55 55 57 59 46 42 39 40
WIND DIR N N N NW NW NW NW NW NW NW NW NW NW NW NW N N N N
WIND SPD 5 6 6 6 6 9 11 16 16 13 10 9 8 8 8 9 9 8 5
WIND GUST 28 31 24
CLOUDS OV OV OV B2 B1 B2 B1 SC SC FW FW SC SC SC FW FW FW FW FW
POP 12HR 80 60 5 0 0
QPF 12HR 0.06 0.04 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN D D L C
SNOW C S
DATE MON 12/23/24 TUE 12/24/24 WED 12/25/24 THU 12/26/24
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 19 36 28 43 33 46 33 47
TEMP 23 23 34 30 31 33 42 38 36 36 44 38 35 34 45 39
DEWPT 7 7 11 13 16 19 25 26 26 26 28 28 27 28 30 29
PWIND DIR NE SE S SW NW N N NE
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS FW FW FW SC B1 B2 B2 B2 B1 B1 SC B1 B1 SC SC SC
POP 12HR 0 0 10 20 20 30 40 30
RAIN S S S S C C C C C
SNOW S S
WVZ052-202100-
MARTINSBURG AIRPORT-BERKELEY WV
39.41N 77.98W ELEV. 558 FT
1025 AM EST FRI DEC 20 2024
DATE FRI 12/20/24 SAT 12/21/24 SUN 12/22/24
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 38 28 33 16 29
TEMP 37 38 35 33 32 31 28 33 33 32 27 25 22 19 17 23 29 29 23
DEWPT 32 32 32 30 27 25 21 19 15 14 15 14 14 13 10 10 8 7 7
RH 82 79 89 89 81 78 75 56 47 47 60 62 71 77 73 57 40 39 50
WIND DIR NE N N NW NW NW NW NW NW NW NW NW NW NW NW N N N NE
WIND SPD 2 3 3 4 8 11 12 14 13 11 9 8 6 6 5 8 8 4 3
WIND GUST 28 26 26 19
CLOUDS OV B2 B2 B1 B1 B2 SC SC SC SC SC SC SC SC FW FW FW CL FW
POP 12HR 60 30 30 0 0
QPF 12HR 0.03 0.01 0 0 0
SNOW 12HR T 00-00 00-00
RAIN C C C S
SNOW C C
SNOWSHWRS C C
DATE MON 12/23/24 TUE 12/24/24 WED 12/25/24 THU 12/26/24
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 10 34 23 41 26 42 25 42
TEMP 15 15 32 29 26 27 40 35 30 29 40 35 29 29 41 35
DEWPT 7 6 9 12 16 20 27 25 26 25 28 27 26 26 28 28
PWIND DIR E SE S W NW NE NE E
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS FW FW FW SC B1 B2 B2 B2 B1 B1 B1 B1 B1 B1 B1 B1
POP 12HR 0 0 10 10 20 30 30 30
RAIN S S C C C C C
SNOW S S
VAZ506-202100-
WASHINGTON DULLES AIRPORT-LOUDOUN VA
38.96N 77.45W ELEV. 321 FT
1025 AM EST FRI DEC 20 2024
DATE FRI 12/20/24 SAT 12/21/24 SUN 12/22/24
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 35 19 30
TEMP 39 39 36 34 33 32 30 34 35 33 29 26 24 23 19 25 29 30 24
DEWPT 33 33 33 32 29 27 24 21 18 16 17 16 15 15 11 11 10 9 11
RH 79 79 89 92 85 81 78 58 49 49 60 65 68 71 70 55 44 41 57
WIND DIR N N N NW NW NW NW NW NW NW NW NW NW NW N N N N N
WIND SPD 4 6 5 6 8 11 12 16 17 14 9 8 6 6 8 10 9 6 4
WIND GUST 23 29 31 27
CLOUDS OV B2 B2 B1 B1 B1 SC SC SC SC SC SC SC SC FW FW FW CL CL
POP 12HR 50 30 5 0 0
QPF 12HR 0.03 0.01 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN C C C
SNOW S
DATE MON 12/23/24 TUE 12/24/24 WED 12/25/24 THU 12/26/24
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 13 35 25 43 29 43 28 44
TEMP 18 17 34 30 28 28 41 37 32 30 42 35 31 31 42 37
DEWPT 9 8 14 16 18 22 30 29 28 29 31 30 28 29 33 31
PWIND DIR NE SE S SW N N N NE
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS FW FW FW SC B1 B2 B2 B2 B2 B1 B1 B1 B1 B1 B1 B1
POP 12HR 0 0 5 10 20 30 30 30
RAIN S S C C C C C
SNOW S
VAZ037-202100-
CHARLOTTESVILLE AIRPORT-ALBEMARLE VA
38.14N 78.45W ELEV. 640 FT
1025 AM EST FRI DEC 20 2024
DATE FRI 12/20/24 SAT 12/21/24 SUN 12/22/24
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 31 37 19 34
TEMP 41 43 39 36 33 33 31 36 36 35 29 27 24 23 20 27 32 33 28
DEWPT 31 33 33 31 28 24 21 18 15 13 13 13 12 12 11 11 10 8 9
RH 67 67 79 82 82 69 66 47 42 40 51 55 60 62 67 50 39 34 44
WIND DIR N NE N N NW NW NW NW NW NW NW NW NW NW NW N N NE NE
WIND SPD 2 3 3 3 3 5 9 12 12 11 5 3 3 2 3 4 4 2 2
WIND GUST 24 23
CLOUDS B1 B2 B2 SC FW FW FW FW FW FW FW SC SC FW FW FW FW CL CL
POP 12HR 20 10 5 0 0
QPF 12HR 0.01 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN S S
DATE MON 12/23/24 TUE 12/24/24 WED 12/25/24 THU 12/26/24
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 15 37 24 46 30 46 30 46
TEMP 21 19 35 30 28 28 45 39 35 33 43 38 33 33 43 39
DEWPT 9 10 11 14 16 19 28 26 28 28 31 29 27 28 31 29
PWIND DIR E S SW SW N E NE NE
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS FW FW FW FW SC B1 B2 B1 B1 B1 B1 B1 B1 B1 B2 B1
POP 12HR 0 0 0 5 10 20 30 30
RAIN S S C C C S
MDZ003-202100-
HAGERSTOWN AIRPORT-WASHINGTON MD
39.71N 77.73W ELEV. 705 FT
1025 AM EST FRI DEC 20 2024
DATE FRI 12/20/24 SAT 12/21/24 SUN 12/22/24
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 38 28 32 16 27
TEMP 37 37 34 33 31 30 28 31 32 31 27 24 21 18 16 22 26 27 22
DEWPT 32 33 32 30 28 25 21 19 14 14 14 13 12 11 8 9 7 6 8
RH 82 85 92 89 88 81 75 61 47 49 57 62 68 73 70 57 44 40 54
WIND DIR NE N N NW NW NW NW NW NW NW NW NW NW NW N N N N NE
WIND SPD 2 3 3 3 5 10 11 13 13 13 8 6 6 6 6 8 6 5 4
WIND GUST 20 23 27 26 25 20
CLOUDS OV OV B2 B2 B1 B2 SC SC SC B1 SC SC SC SC FW SC FW FW CL
POP 12HR 70 30 20 0 0
QPF 12HR 0.05 0.01 0 0 0
SNOW 12HR T 00-00 00-00
RAIN L L C
SNOW L S
SNOWSHWRS S S
DATE MON 12/23/24 TUE 12/24/24 WED 12/25/24 THU 12/26/24
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 10 32 24 40 27 41 26 42
TEMP 16 16 31 28 28 28 39 34 30 29 39 33 30 30 39 34
DEWPT 8 7 12 13 17 21 30 28 27 26 30 29 27 26 31 29
PWIND DIR E SE S SW NW N NE E
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS FW FW FW SC B2 B2 B2 B2 B1 B1 B1 B1 B1 B1 B1 B1
POP 12HR 0 0 10 20 20 30 40 30
RAIN S S C C C C
SNOW S S S S C
MDZ017-202100-
PATUXENT RIVER NAS MD
38.29N 76.41W ELEV. 39 FT
1025 AM EST FRI DEC 20 2024
DATE FRI 12/20/24 SAT 12/21/24 SUN 12/22/24
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 33 37 22 32
TEMP 41 40 39 37 35 34 34 35 36 35 29 28 27 25 23 28 31 32 27
DEWPT 37 38 37 35 33 31 29 25 21 19 17 16 14 14 12 13 13 12 13
RH 85 92 92 92 92 89 82 66 54 52 60 60 57 62 62 53 47 43 55
WIND DIR N N N NW NW NW NW NW NW NW NW NW NW NW N N N N N
WIND SPD 9 11 12 12 12 13 17 18 19 18 16 13 14 14 13 13 12 10 9
WIND GUST 24 28
CLOUDS OV OV OV B2 SC B1 B1 SC FW FW FW SC SC SC SC FW FW CL FW
POP 12HR 60 50 10 5 0
QPF 12HR 0.06 0.02 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN L L C C S
DATE MON 12/23/24 TUE 12/24/24 WED 12/25/24 THU 12/26/24
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 18 38 28 45 32 46 33 47
TEMP 22 23 35 32 32 31 44 38 36 35 44 38 36 35 46 38
DEWPT 13 13 16 21 24 24 28 31 31 30 32 31 30 31 33 32
PWIND DIR NE SE S W N N NE N
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS FW CL CL FW SC SC B1 B1 B2 B1 SC B1 B1 SC SC SC
POP 12HR 0 0 5 10 20 30 40 40
RAIN S S C C C C C
WVZ502-202100-
PETERSBURG WV
38.99N 79.15W ELEV. 963 FT
1025 AM EST FRI DEC 20 2024
DATE FRI 12/20/24 SAT 12/21/24 SUN 12/22/24
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 26 31 14 32
TEMP 40 40 35 32 31 29 27 30 31 30 24 20 18 16 15 23 30 32 24
DEWPT 32 32 31 29 26 22 19 16 14 13 13 12 12 11 11 11 10 8 10
RH 73 73 85 88 81 75 71 55 49 49 62 71 77 80 84 59 42 36 54
WIND DIR N N N NW NW NW NW NW NW NW NW NW NW NW NW NW N N NE
WIND SPD 2 3 3 4 6 9 9 11 10 10 9 8 5 5 4 4 4 2 1
WIND GUST 17 20 19 24 24 23 21
CLOUDS B2 B2 B2 B1 B1 B2 SC SC SC SC SC B1 B1 SC SC SC FW CL CL
POP 12HR 30 40 40 10 0
QPF 12HR 0.02 0.04 0 0 0
SNOW 12HR 00-00 T 00-00
FRZG RAIN
RAIN S C C C
SNOW S S
SNOWSHWRS C C
DATE MON 12/23/24 TUE 12/24/24 WED 12/25/24 THU 12/26/24
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 12 41 25 45 28 46 27 47
TEMP 16 16 38 32 31 31 43 37 32 30 42 35 30 31 43 37
DEWPT 10 9 14 17 21 27 33 31 30 29 32 30 28 29 33 32
PWIND DIR S S SW W SW E SE SE
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS FW FW FW SC B1 B2 B2 B2 B1 B2 B2 B1 B1 B1 B1 SC
POP 12HR 0 0 5 10 10 20 30 20
RAIN S S C C S S
MDZ014-202100-
ANNAPOLIS MD
38.99N 76.49W ELEV. 7 FT
1025 AM EST FRI DEC 20 2024
DATE FRI 12/20/24 SAT 12/21/24 SUN 12/22/24
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 41 31 36 21 29
TEMP 38 39 38 37 34 33 31 33 35 34 30 28 26 23 21 25 28 29 27
DEWPT 36 36 35 33 31 30 27 22 18 17 15 15 13 11 10 10 10 10 10
RH 92 89 89 85 89 89 85 63 49 49 53 58 57 59 62 52 46 44 48
WIND DIR N N N NW NW NW NW NW NW NW NW NW NW NW N N N N N
WIND SPD 8 8 9 9 8 10 13 16 17 16 13 11 11 11 11 11 10 9 8
WIND GUST 24 27 29 26
CLOUDS OV OV OV B2 SC B2 B1 SC FW FW FW SC SC SC FW FW FW FW CL
POP 12HR 80 60 10 0 0
QPF 12HR 0.06 0.04 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN D D L C
SNOW C S
DATE MON 12/23/24 TUE 12/24/24 WED 12/25/24 THU 12/26/24
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 18 33 28 41 31 43 31 44
TEMP 22 22 31 30 31 30 39 38 34 34 40 37 34 33 41 38
DEWPT 11 12 13 17 20 22 27 29 28 29 30 30 30 30 31 31
PWIND DIR NE SE S SW NW N NE NE
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS CL FW FW SC SC B2 B2 B2 B1 B1 SC B1 B1 SC SC SC
POP 12HR 0 0 10 20 20 30 40 40
RAIN S S S S C C C C C
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