873
FOUS51 KLWX 210538
PFMLWX
POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
1238 AM EST SAT DEC 21 2024
VAZ054-212100-
REAGAN NATIONAL AIRPORT-ARLINGTON VA
38.86N 77.03W ELEV. 66 FT
1238 AM 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 24 33 18 37
TEMP 34 32 35 37 35 30 28 27 25 24 28 32 32 27 25 22 20 20 27 35 36 32
DEWPT 28 24 20 17 15 15 14 14 13 11 12 10 10 8 7 8 7 8 10 11 11 14
RH 78 72 54 44 43 53 55 57 60 57 50 39 39 44 46 54 56 59 48 36 35 47
WIND DIR NW NW NW NW NW NW NW NW N N N N N N NE NE NE NE SE S S SE
WIND SPD 10 11 14 16 13 9 8 8 6 6 9 8 6 5 4 4 3 3 3 6 8 8
WIND GUST 28 29 24
CLOUDS SC SC FW FW FW FW FW SC FW FW FW FW CL CL CL CL FW FW FW FW SC SC
POP 12HR 5 0 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 28 45 33 45 34 47 35 49
TEMP 30 31 43 40 37 35 43 40 37 33 45 40 38 35 46 44
DEWPT 17 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 20 20 20 30 30 20 30
RAIN S S S S S C C C S S S S C
MDZ013-212100-
BALTIMORE/WASHINGTON AIRPORT-ANNE ARUNDEL MD
39.19N 76.67W ELEV. 154 FT
1238 AM 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 35 19 29 14 34
TEMP 33 31 34 35 34 29 25 23 20 19 25 28 29 24 20 18 16 17 25 32 34 30
DEWPT 28 24 20 17 15 14 13 12 10 10 10 10 10 9 8 9 9 10 13 14 15 17
RH 82 75 56 47 45 53 60 62 64 67 52 46 44 52 59 67 73 73 60 47 45 58
WIND DIR NW NW NW NW NW NW NW NW NW NW N N N N N N NE NE SE S SE S
WIND SPD 10 12 16 16 13 10 9 8 8 6 9 9 8 5 5 4 4 2 3 5 5 4
WIND GUST 26 28 25
CLOUDS B1 SC FW FW FW FW FW FW FW FW FW FW CL CL CL CL FW CL CL FW SC SC
POP 12HR 5 0 0 0 0
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
SNOW 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 43 28 42 30 44 32 46
TEMP 27 29 41 36 32 31 41 36 32 31 42 37 33 32 44 40
DEWPT 18 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 10 20 20 20 30 30 20 30
RAIN S S S S S S C C S S S S C
SNOW C
MDZ011-212100-
BALTIMORE INNER HARBOR-BALTIMORE CITY MD
39.28N 76.61W ELEV. 20 FT
1238 AM 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 35 22 31 18 36
TEMP 34 32 34 35 34 30 28 26 24 22 26 30 30 25 24 20 20 21 27 34 36 30
DEWPT 29 24 19 16 15 14 12 11 11 10 9 10 9 6 6 7 7 7 9 11 11 13
RH 82 72 54 45 45 51 50 52 57 59 48 42 41 44 45 56 56 54 46 38 35 49
WIND DIR NW NW NW NW NW NW NW NW NW NW N N N N N N NE NE SE S SE S
WIND SPD 9 10 16 16 13 10 9 8 6 6 9 9 8 5 5 4 3 2 3 5 5 3
WIND GUST 27 28 24
CLOUDS B1 SC FW FW FW FW FW FW FW FW FW FW CL CL CL CL FW FW CL FW SC SC
POP 12HR 5 0 0 0 0
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
SNOW 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 28 45 32 44 32 46 34 48
TEMP 30 31 43 40 36 34 42 38 36 33 44 40 37 35 47 44
DEWPT 16 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 10 20 20 20 30 30 20 30
RAIN S S S S S S C C C S S S S C
SNOW S
WVZ052-212100-
MARTINSBURG AIRPORT-BERKELEY WV
39.41N 77.98W ELEV. 558 FT
1238 AM 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 32 17 29 9 34
TEMP 31 28 32 32 32 27 24 22 20 17 23 28 28 22 17 14 12 12 22 31 34 29
DEWPT 25 20 17 14 14 15 14 13 13 10 10 8 7 7 7 7 7 6 8 9 10 12
RH 78 71 53 47 47 60 65 68 74 73 57 42 40 52 64 73 80 76 54 39 36 48
WIND DIR NW NW NW NW NW NW NW NW NW NW N N N NE NE SE SE SE SE S S SE
WIND SPD 11 12 16 14 11 9 8 6 6 5 9 8 4 3 2 1 2 2 4 9 9 8
WIND GUST 27 25 25
CLOUDS B1 SC SC SC SC SC SC SC SC FW FW FW CL CL CL FW FW FW FW SC SC SC
POP 12HR 20 0 0 0 0
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
SNOW 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 23 43 26 40 26 42 28 44
TEMP 25 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 10 20 20 20 30 20 20 30
RAIN S S S C S S S S C
SNOW S S S C S
VAZ506-212100-
WASHINGTON DULLES AIRPORT-LOUDOUN VA
38.96N 77.45W ELEV. 321 FT
1238 AM 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 19 30 12 35
TEMP 32 30 34 34 33 28 25 24 21 19 25 30 28 22 19 17 15 14 24 33 35 30
DEWPT 27 23 19 16 14 16 15 14 13 11 11 10 9 11 10 9 7 8 11 14 14 16
RH 81 75 54 47 45 60 65 65 71 70 55 42 44 62 67 70 70 76 57 45 41 55
WIND DIR NW NW NW NW NW NW NW NW NW N N N N N NE NE NE E SE S S S
WIND SPD 11 12 17 17 14 9 8 6 6 8 10 9 6 4 3 2 2 2 4 8 8 6
WIND GUST 29 29 27
CLOUDS SC FW FW FW FW SC SC SC FW FW FW FW CL CL CL FW FW FW FW FW SC SC
POP 12HR 10 0 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 25 43 28 43 29 44 32 46
TEMP 27 28 41 37 33 30 41 36 32 31 42 37 33 32 44 40
DEWPT 18 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 SC B2 B2 B2 B1 B1 B1 B1 B1 B1 B2 B1 B1 B1 B1 B1
POP 12HR 10 20 10 20 30 30 20 30
RAIN S S S C C S S S S C
SNOW C
VAZ037-212100-
CHARLOTTESVILLE AIRPORT-ALBEMARLE VA
38.14N 78.45W ELEV. 640 FT
1238 AM 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 34 14 37
TEMP 33 31 36 37 35 29 27 25 23 21 28 34 32 25 23 20 17 16 25 34 36 31
DEWPT 24 21 18 14 13 13 13 12 12 11 11 10 8 9 9 9 10 10 11 11 12 14
RH 69 66 47 38 40 51 55 57 62 65 48 36 36 50 54 62 73 77 55 38 36 49
WIND DIR NW NW NW NW NW NW NW NW NW N N N NE E NE NE NE N S S S S
WIND SPD 5 8 12 12 10 5 3 3 2 3 4 4 2 3 2 1 1 1 4 8 6 5
WIND GUST 23
CLOUDS FW FW FW FW FW FW SC SC FW FW CL CL CL CL CL FW CL CL CL FW FW FW
POP 12HR 5 0 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 24 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 16 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 SC B1 B1 B1 B1 B1 B1 B1 B1 B1 B2 B1 B1 B1 B1 B1
POP 12HR 5 10 10 20 30 20 20 30
RAIN S C C S S S S C C
MDZ003-212100-
HAGERSTOWN AIRPORT-WASHINGTON MD
39.71N 77.73W ELEV. 705 FT
1238 AM 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 31 17 27 9 32
TEMP 30 28 31 31 30 26 23 21 19 17 23 27 27 22 17 14 13 12 21 30 32 29
DEWPT 25 20 18 13 13 13 12 11 11 9 9 7 6 8 8 8 7 7 9 12 12 13
RH 81 71 58 47 49 57 62 65 70 70 54 42 40 54 67 76 76 80 59 46 43 51
WIND DIR NW NW NW NW NW NW NW NW NW N N N N NE NE E E SE S S S S
WIND SPD 10 11 13 14 13 8 6 6 6 6 8 6 5 4 3 3 3 2 4 8 8 6
WIND GUST 20 26 25 24 18
CLOUDS B1 SC SC SC SC FW FW SC FW FW FW FW CL CL CL FW FW FW FW SC SC B1
POP 12HR 20 0 0 0 0
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
SNOW 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 24 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 B2 B2 B2 B1 B1 B1 B1 B1 B2 B2 B1 B1 B1 B1 B1
POP 12HR 10 30 20 20 30 20 20 30
RAIN S C S S S C S S S S C
SNOW S C C S
MDZ017-212100-
PATUXENT RIVER NAS MD
38.29N 76.41W ELEV. 39 FT
1238 AM 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 22 32 17 38
TEMP 35 34 35 36 35 30 26 26 23 22 28 32 30 25 23 21 19 19 29 34 37 33
DEWPT 31 28 24 21 18 17 16 14 13 12 13 13 12 13 14 13 13 13 16 16 19 21
RH 85 78 64 54 49 58 65 60 65 65 53 45 46 60 68 71 77 77 58 47 48 61
WIND DIR NW NW NW NW NW NW NW NW NW N N N N N N NE NE NE E SE SE S
WIND SPD 12 17 18 19 17 14 13 13 13 13 13 12 10 9 9 8 6 4 4 4 6 6
WIND GUST 23
CLOUDS SC SC FW FW FW FW FW FW FW FW FW FW CL CL CL CL CL CL 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 28 46 31 45 34 48 36 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 S 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 5 20 20 20 30 30 20 30
RAIN S S S S C C C S S S S C
WVZ502-212100-
PETERSBURG WV
38.99N 79.15W ELEV. 963 FT
1238 AM 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 31 15 32 11 41
TEMP 29 28 30 31 30 24 21 19 17 16 22 30 32 23 18 16 14 14 25 38 40 31
DEWPT 22 19 16 14 13 13 12 12 12 11 11 10 8 10 10 10 9 9 12 14 16 17
RH 75 68 55 49 49 62 68 74 80 80 62 42 36 57 70 77 80 80 57 37 37 56
WIND DIR NW NW NW NW NW NW NW NW NW NW NW N N NE S S S S S S S S
WIND SPD 8 8 10 10 10 8 6 5 4 4 3 4 2 1 2 2 2 2 3 4 4 5
WIND GUST 18 23 23 21 18
CLOUDS B1 B1 SC B1 SC B1 B1 B1 SC SC FW FW CL CL CL FW FW FW FW SC SC SC
POP 12HR 30 10 0 0 0
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
SNOW S 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 30 31 43 37 33 30 43 36 32 30 43 38 33 33 45 39
DEWPT 21 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 20 10 20 30 20 30 30
RAIN S S S S C S S S C C C
SNOW C
MDZ014-212100-
ANNAPOLIS MD
38.99N 76.49W ELEV. 7 FT
1238 AM 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 21 29 17 33
TEMP 33 32 33 35 34 30 28 26 24 21 24 27 28 25 22 19 19 19 25 30 33 31
DEWPT 30 26 21 17 16 14 14 12 10 9 10 10 10 10 11 11 11 12 12 13 14 17
RH 89 78 61 47 47 51 55 55 54 59 54 48 46 52 62 70 70 74 57 49 45 56
WIND DIR NW NW NW NW NW NW NW NW NW N N N N N N NE NE NE E SE S S
WIND SPD 9 12 16 16 14 12 10 10 10 10 11 10 9 8 8 5 4 2 3 6 6 5
WIND GUST 19 23 27 28 25
CLOUDS B1 SC FW FW FW FW FW FW FW FW FW FW CL CL CL CL FW CL CL FW SC SC
POP 12HR 10 0 0 0 0
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN 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 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 20 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 10 20 20 20 30 30 20 30
RAIN S S S S S S C C C S S S S C
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