569
FOUS51 KLWX 211738
PFMLWX
POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
1238 PM EST SAT DEC 21 2024
VAZ054-212100-
REAGAN NATIONAL AIRPORT-ARLINGTON VA
38.86N 77.03W ELEV. 66 FT
1238 PM EST SAT DEC 21 2024
DATE SAT 12/21/24 SUN 12/22/24 MON 12/23/24
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 39 24 34 22 38
TEMP 39 37 33 31 29 26 25 29 33 33 28 27 25 24 23 31 37 38 33
DEWPT 12 11 12 10 9 9 9 8 8 7 8 8 8 9 10 13 13 15 16
RH 32 33 41 41 42 48 50 40 34 33 42 44 48 52 57 47 37 38 49
WIND DIR NW NW NW N N N N N N N NE NE NE NE E SE S S S
WIND SPD 21 19 13 11 12 12 9 10 9 8 4 3 3 3 3 4 5 6 6
WIND GUST 37 34
CLOUDS B1 SC SC SC B1 B1 SC FW FW FW FW CL FW FW FW FW SC SC SC
POP 12HR 10 0 0 0 0
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
FLURRIES
SNOWSHWRS
DATE TUE 12/24/24 WED 12/25/24 THU 12/26/24 FRI 12/27/24
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 29 45 33 45 34 47 35 49
TEMP 31 31 43 40 37 35 43 40 37 34 45 40 38 35 46 44
DEWPT 18 21 26 29 27 27 28 28 29 28 30 31 30 30 33 33
PWIND DIR S W NW N NE NE NE NE
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS SC B1 B2 B2 B1 B1 B1 B1 B1 B1 B1 B1 SC B1 B1 B1
POP 12HR 10 30 10 10 20 20 30 30
RAIN S S S S S S C C C
SNOW C S
MDZ013-212100-
BALTIMORE/WASHINGTON AIRPORT-ANNE ARUNDEL MD
39.19N 76.67W ELEV. 154 FT
1238 PM EST SAT DEC 21 2024
DATE SAT 12/21/24 SUN 12/22/24 MON 12/23/24
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 36 19 30 15 35
TEMP 35 34 30 27 24 22 21 25 29 29 23 19 18 16 16 25 33 34 31
DEWPT 17 12 12 10 9 8 8 7 7 7 8 8 8 8 9 13 14 16 17
RH 47 39 46 48 52 54 56 46 39 39 52 61 64 70 73 60 45 47 56
WIND DIR NW NW NW NW NW NW NW N N N N NE NE NE NE SE SE SE S
WIND SPD 17 16 11 11 6 6 6 8 8 5 4 3 2 2 2 3 5 6 3
WIND GUST 31 26
CLOUDS B1 B1 SC SC SC SC SC FW FW FW FW CL FW FW CL FW SC SC SC
POP 12HR 10 0 0 0 0
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
FLURRIES C C
SNOWSHWRS
DATE TUE 12/24/24 WED 12/25/24 THU 12/26/24 FRI 12/27/24
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 25 43 28 42 30 44 31 46
TEMP 27 29 41 36 32 31 41 36 32 31 42 37 33 32 44 40
DEWPT 19 22 29 30 28 28 29 30 30 29 31 32 30 30 34 34
PWIND DIR S W NW N NE NE NE NE
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS B1 B2 B2 B2 B1 B1 B1 B1 B1 B1 B1 B1 SC B1 B1 B1
POP 12HR 20 30 5 10 20 20 20 30
RAIN S S S S S S S C C
SNOW S C S
MDZ011-212100-
BALTIMORE INNER HARBOR-BALTIMORE CITY MD
39.28N 76.61W ELEV. 20 FT
1238 PM EST SAT DEC 21 2024
DATE SAT 12/21/24 SUN 12/22/24 MON 12/23/24
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 37 23 32 21 36
TEMP 36 36 31 29 27 25 24 27 31 31 26 25 23 22 22 29 34 36 33
DEWPT 17 11 11 9 8 8 6 6 6 6 6 6 7 7 7 10 11 13 16
RH 45 35 43 42 44 48 45 40 34 34 42 44 50 52 52 44 38 38 49
WIND DIR NW NW NW NW NW NW NW N NW N N NE NE NE NE SE SE SE S
WIND SPD 17 16 11 8 8 6 5 9 8 6 3 3 2 2 2 3 5 5 3
WIND GUST 32 27 18
CLOUDS B1 B1 SC SC SC SC FW FW FW FW FW CL FW FW FW FW SC SC SC
POP 12HR 10 0 0 0 0
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
FLURRIES C C
SNOWSHWRS
SPRINKLES C C
DATE TUE 12/24/24 WED 12/25/24 THU 12/26/24 FRI 12/27/24
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 30 45 32 44 32 46 34 48
TEMP 32 31 43 40 36 34 42 38 36 33 44 40 37 35 47 44
DEWPT 17 21 26 28 26 26 26 28 28 26 29 30 28 28 31 32
PWIND DIR S W NW N NE NE NE NE
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS B1 B2 B2 B2 B1 B1 B1 B1 B1 B1 B1 B1 SC B1 B1 B1
POP 12HR 20 30 5 10 20 20 20 30
RAIN S S S S S S S C C
SNOW S C S
WVZ052-212100-
MARTINSBURG AIRPORT-BERKELEY WV
39.41N 77.98W ELEV. 558 FT
1238 PM EST SAT DEC 21 2024
DATE SAT 12/21/24 SUN 12/22/24 MON 12/23/24
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 34 18 31 11 35
TEMP 33 33 29 26 24 22 19 25 30 29 22 18 16 13 12 22 33 35 30
DEWPT 13 10 11 10 9 9 9 8 7 5 6 6 6 5 5 8 10 12 14
RH 43 38 46 50 52 57 64 48 37 35 49 59 64 70 73 54 38 38 51
WIND DIR NW NW NW NW NW NW NW NW NW N NE NE SE SE SE S S S S
WIND SPD 18 16 11 9 8 8 8 9 8 4 2 1 1 1 2 4 9 9 5
WIND GUST 31 27
CLOUDS B2 B2 B1 B2 B1 SC SC FW FW FW FW FW FW FW FW FW SC SC SC
POP 12HR 30 0 0 0 0
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
FLURRIES
SNOWSHWRS C C
DATE TUE 12/24/24 WED 12/25/24 THU 12/26/24 FRI 12/27/24
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 23 43 26 40 26 42 28 44
TEMP 26 28 41 35 31 29 39 35 30 28 40 36 30 30 42 38
DEWPT 16 22 28 28 26 25 28 27 27 25 29 30 27 28 31 31
PWIND DIR S W NW NE NE E E SE
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS B1 B2 B2 B1 B1 B2 B1 B1 B1 B2 B2 B1 B1 B1 B2 B1
POP 12HR 20 20 5 10 20 20 20 30
RAIN S S S S C
SNOW S S S
VAZ506-212100-
WASHINGTON DULLES AIRPORT-LOUDOUN VA
38.96N 77.45W ELEV. 321 FT
1238 PM EST SAT DEC 21 2024
DATE SAT 12/21/24 SUN 12/22/24 MON 12/23/24
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 37 20 32 13 35
TEMP 37 35 30 26 25 23 20 26 30 31 23 19 18 15 14 25 33 35 30
DEWPT 13 12 13 11 11 10 10 9 8 8 9 9 8 8 9 12 14 16 16
RH 37 38 49 52 55 57 64 48 39 37 54 64 64 73 80 57 45 45 55
WIND DIR NW NW NW NW NW NW N N N N NE NE E E SE SE S S S
WIND SPD 19 17 11 10 6 6 8 9 8 5 3 2 2 2 2 4 8 8 5
WIND GUST 32 29
CLOUDS B1 B1 SC B1 B1 B1 SC FW FW FW CL FW FW FW FW FW SC SC SC
POP 12HR 10 0 0 0 0
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
FLURRIES C C
SPRINKLES C
DATE TUE 12/24/24 WED 12/25/24 THU 12/26/24 FRI 12/27/24
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 25 43 28 43 29 44 31 46
TEMP 27 28 41 37 33 30 41 36 32 31 42 37 33 32 44 40
DEWPT 17 22 31 31 29 28 31 31 30 29 33 34 30 31 35 35
PWIND DIR S W NW N NE NE NE NE
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS B1 B2 B2 B2 B1 B1 B1 B1 B1 B1 B2 B1 B1 B1 B1 B1
POP 12HR 10 30 5 10 20 20 20 30
RAIN S S S S S S C C
SNOW C
VAZ037-212100-
CHARLOTTESVILLE AIRPORT-ALBEMARLE VA
38.14N 78.45W ELEV. 640 FT
1238 PM EST SAT DEC 21 2024
DATE SAT 12/21/24 SUN 12/22/24 MON 12/23/24
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 20 34 15 37
TEMP 37 36 30 27 25 22 20 28 33 32 25 22 20 17 16 26 35 37 32
DEWPT 13 11 11 11 10 10 10 9 8 6 8 9 9 9 9 10 12 13 14
RH 37 35 44 50 52 59 64 44 34 33 48 57 62 70 73 50 38 37 47
WIND DIR NW NW NW NW NW NW N N N E NE NE NE NE S S S S S
WIND SPD 12 11 6 4 3 3 2 3 3 2 2 1 1 1 1 3 8 6 3
WIND GUST 25 21
CLOUDS SC SC FW SC SC SC FW CL CL CL CL CL FW FW CL CL FW FW FW
POP 12HR 10 0 0 0 0
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
FLURRIES C C
RAIN SHWRS
SNOWSHWRS
SPRINKLES C C
DATE TUE 12/24/24 WED 12/25/24 THU 12/26/24 FRI 12/27/24
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 25 48 30 44 30 45 33 47
TEMP 27 29 46 40 35 33 42 38 34 32 42 40 35 34 44 42
DEWPT 14 20 28 28 27 28 30 29 28 29 31 31 30 30 32 33
PWIND DIR SW W NW E NE NE NE NE
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS FW B1 B1 B1 B1 B1 B1 B1 B1 B1 B2 B1 B1 B1 B1 B1
POP 12HR 0 10 5 20 20 20 20 30
RAIN S S S S S S S C C
MDZ003-212100-
HAGERSTOWN AIRPORT-WASHINGTON MD
39.71N 77.73W ELEV. 705 FT
1238 PM EST SAT DEC 21 2024
DATE SAT 12/21/24 SUN 12/22/24 MON 12/23/24
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 34 18 29 12 33
TEMP 34 31 27 24 22 21 19 24 28 28 21 18 17 14 14 23 31 33 30
DEWPT 13 11 10 9 9 8 7 8 5 5 5 5 5 5 4 7 11 14 15
RH 41 43 48 52 57 56 59 50 37 37 49 56 58 67 64 50 43 45 53
WIND DIR NW NW NW NW NW NW NW NW NW N NE E E SE SE S S S S
WIND SPD 18 16 12 9 8 6 6 8 6 4 3 2 2 2 3 5 9 8 5
WIND GUST 31 26
CLOUDS B2 B2 B1 B1 B1 SC SC FW FW FW FW FW FW FW FW FW SC B1 B1
POP 12HR 20 0 0 0 0
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
FLURRIES
SNOWSHWRS S S
DATE TUE 12/24/24 WED 12/25/24 THU 12/26/24 FRI 12/27/24
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 25 42 27 40 27 41 30 43
TEMP 27 29 40 35 31 29 38 33 30 30 40 34 31 30 42 37
DEWPT 17 23 31 30 27 26 30 29 28 26 31 31 29 29 34 33
PWIND DIR S SW NW NE NE E E SE
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS B1 OV B2 B2 B1 B1 B1 B1 B1 B2 B2 B1 B1 B1 B1 B1
POP 12HR 30 20 5 10 20 20 20 30
RAIN S S S S S C C
SNOW C S S S
MDZ017-212100-
PATUXENT RIVER NAS MD
38.29N 76.41W ELEV. 39 FT
1238 PM EST SAT DEC 21 2024
DATE SAT 12/21/24 SUN 12/22/24 MON 12/23/24
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 23 34 19 38
TEMP 42 37 31 30 27 25 24 30 32 33 28 25 22 21 21 30 37 35 31
DEWPT 19 15 15 14 12 12 12 12 12 11 12 14 12 12 13 14 15 17 19
RH 39 40 51 51 53 57 60 46 43 39 50 62 65 68 71 51 40 47 61
WIND DIR NW NW NW NW NW NW NW N N N N NE NE NE NE E SE SE S
WIND SPD 20 18 16 14 12 12 12 12 11 9 6 6 5 5 4 4 5 5 5
WIND GUST 32
CLOUDS B1 SC SC SC SC SC SC FW FW CL FW FW FW CL FW CL FW FW FW
POP 12HR 10 5 0 0 0
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
DATE TUE 12/24/24 WED 12/25/24 THU 12/26/24 FRI 12/27/24
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 29 46 31 45 34 48 35 50
TEMP 31 32 43 38 36 34 44 38 37 36 45 39 37 36 47 42
DEWPT 24 23 28 31 31 30 31 33 31 31 34 34 32 33 36 36
PWIND DIR SW W N N NE NE NE NE
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS FW SC B2 B1 B1 SC SC B1 B1 B1 B1 B1 SC SC B1 B1
POP 12HR 10 20 10 20 30 20 30 30
RAIN S S S C S S S S C C C
WVZ502-212100-
PETERSBURG WV
38.99N 79.15W ELEV. 963 FT
1238 PM EST SAT DEC 21 2024
DATE SAT 12/21/24 SUN 12/22/24 MON 12/23/24
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 33 14 32 12 42
TEMP 32 31 25 22 19 17 15 21 30 32 24 19 17 14 14 24 37 41 32
DEWPT 13 11 13 12 10 9 9 10 8 8 9 9 9 8 8 10 12 15 16
RH 45 43 60 65 67 70 77 62 39 36 52 64 70 76 76 54 35 34 51
WIND DIR NW NW E N N N E N N NE E S S S S S S S S
WIND SPD 14 13 9 5 4 3 2 2 2 2 1 1 2 2 1 3 3 4 4
WIND GUST 27 26 21
CLOUDS B2 B2 B2 B2 B2 B1 SC FW FW CL CL FW FW FW FW FW FW FW SC
POP 12HR 30 10 0 0 0
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
FLURRIES C C
SNOW
SNOWSHWRS C C
DATE TUE 12/24/24 WED 12/25/24 THU 12/26/24 FRI 12/27/24
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 25 45 28 46 28 46 31 48
TEMP 28 31 43 37 33 30 43 36 32 30 43 38 33 33 45 39
DEWPT 19 26 33 32 31 29 32 31 30 29 34 34 31 33 36 34
PWIND DIR SW W W SE SE E SE SE
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS B1 B2 B2 B1 B2 B2 B1 B1 B1 B1 B1 B1 B1 B2 B2 B1
POP 12HR 10 10 5 10 20 20 20 30
RAIN S S S S S S C C
MDZ014-212100-
ANNAPOLIS MD
38.99N 76.49W ELEV. 7 FT
1238 PM EST SAT DEC 21 2024
DATE SAT 12/21/24 SUN 12/22/24 MON 12/23/24
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 37 22 30 21 35
TEMP 37 35 32 29 26 25 22 26 28 30 27 25 23 22 21 28 32 34 33
DEWPT 15 13 13 12 11 11 10 9 8 8 9 11 11 11 12 12 13 15 18
RH 40 40 45 48 52 55 59 48 42 39 46 55 59 62 68 50 45 45 53
WIND DIR NW NW NW N NW NW N N N N N NE NE NE E E SE S S
WIND SPD 17 14 12 12 10 10 8 9 9 6 5 4 3 2 2 4 5 6 4
WIND GUST 32 25
CLOUDS B1 SC SC SC SC SC SC FW FW FW FW CL FW FW CL FW SC SC SC
POP 12HR 10 0 0 0 0
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
FLURRIES
SNOWSHWRS
SPRINKLES
DATE TUE 12/24/24 WED 12/25/24 THU 12/26/24 FRI 12/27/24
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 28 41 31 41 32 44 34 46
TEMP 30 30 39 37 35 33 40 38 35 32 41 39 36 34 43 42
DEWPT 21 23 28 31 29 28 28 30 31 29 31 32 31 31 34 34
PWIND DIR S W NW N NE NE NE NE
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS SC B1 B2 B2 B1 B1 B1 B1 B1 B1 B1 B1 SC B1 B1 B1
POP 12HR 20 30 10 10 20 20 30 30
RAIN S S S S S S C C C
SNOW S C S
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