508
FOUS51 KLWX 201202
PFMLWX
POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
702 AM EST TUE JAN 20 2026
VAZ054-202100-
REAGAN NATIONAL AIRPORT-ARLINGTON VA
38.86N 77.03W ELEV. 66 FT
702 AM EST TUE JAN 20 2026
DATE TUE 01/20/26 WED 01/21/26 THU 01/22/26
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 29 16 41 34 51
TEMP 22 27 29 25 21 19 18 18 29 38 41 38 38 36 35 35 42 49 49 42
DEWPT -2 -3 -4 -1 1 1 2 3 6 5 9 13 14 17 20 21 24 24 23 22
RH 34 26 23 31 41 44 49 51 37 25 26 35 37 45 54 56 48 37 36 44
WIND DIR NW W W NW N NE SE SE S S S S S SW SW SW SW W W NW
WIND SPD 11 11 11 5 4 3 3 4 9 14 16 12 13 13 12 10 9 12 12 9
WIND GUST 26
CLOUDS FW FW FW CL FW FW FW FW FW SC SC B1 B1 SC SC SC FW SC SC FW
POP 12HR 0 0 0 5 5
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
DATE FRI 01/23/26 SAT 01/24/26 SUN 01/25/26 MON 01/26/26
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 38 12 20 14 23 14 27
TEMP 34 29 37 31 22 14 19 19 17 16 21 21 18 15 24 21
DEWPT 19 14 9 8 2 0 -5 -4 2 6 6 7 6 4 5 4
PWIND DIR NW NW NW N NE N NW NW
WIND CHAR LT GN BZ GN GN GN GN GN
AVG CLOUDS SC SC B1 B2 B2 B2 B2 B2 OV OV B2 B2 B1 SC SC SC
POP 12HR 10 10 20 40 70 60 30 10
SNOW S C C C L L C C S
MDZ013-202100-
BALTIMORE/WASHINGTON AIRPORT-ANNE ARUNDEL MD
39.19N 76.67W ELEV. 154 FT
702 AM EST TUE JAN 20 2026
DATE TUE 01/20/26 WED 01/21/26 THU 01/22/26
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 27 14 39 32 48
TEMP 19 26 27 24 19 17 14 16 27 36 39 37 35 34 32 33 40 47 46 39
DEWPT 0 0 -1 1 1 0 1 3 8 8 11 14 16 18 20 22 27 28 26 23
RH 42 32 29 36 44 46 55 56 44 30 31 38 45 51 61 63 59 47 45 52
WIND DIR W W W NW NW W SW SE S S S S SW SW SW SW SW W W W
WIND SPD 11 13 10 4 4 3 2 3 8 13 13 11 8 5 5 4 5 10 8 4
WIND GUST 23 20 24
CLOUDS FW FW FW CL FW FW CL FW FW SC SC B1 B1 SC SC SC SC B1 B1 FW
POP 12HR 0 0 0 5 5
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
DATE FRI 01/23/26 SAT 01/24/26 SUN 01/25/26 MON 01/26/26
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 37 11 20 13 22 12 25
TEMP 31 26 37 29 20 13 19 18 17 15 20 20 15 12 22 19
DEWPT 19 15 12 11 4 2 0 0 3 8 10 9 8 6 9 7
PWIND DIR NW NW NW N NE N NW NW
WIND CHAR LT GN LT LT LT GN LT GN
AVG CLOUDS SC SC B1 B1 B1 B1 B2 B2 OV B2 B2 B2 B1 SC SC SC
POP 12HR 5 10 20 40 60 60 30 10
SNOW S S C C L L C C S
MDZ011-202100-
BALTIMORE INNER HARBOR-BALTIMORE CITY MD
39.28N 76.61W ELEV. 20 FT
702 AM EST TUE JAN 20 2026
DATE TUE 01/20/26 WED 01/21/26 THU 01/22/26
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 27 17 38 34 48
TEMP 20 26 27 25 21 20 17 18 28 35 38 36 36 36 35 34 41 47 47 41
DEWPT -5 -5 -6 -4 -2 -2 -1 1 4 4 7 11 14 17 19 21 23 23 21 20
RH 32 25 23 27 35 37 44 46 35 26 27 35 40 45 52 58 48 38 35 42
WIND DIR W W W NW NW NW SW SE S S S S S SW SW SW SW W W W
WIND SPD 12 13 11 5 4 3 2 3 8 14 13 11 6 5 4 3 5 10 8 3
WIND GUST 23
CLOUDS FW FW FW CL FW FW CL FW SC SC SC B1 B1 SC SC SC SC B1 B1 FW
POP 12HR 0 0 0 5 5
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
DATE FRI 01/23/26 SAT 01/24/26 SUN 01/25/26 MON 01/26/26
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 35 11 20 14 22 14 25
TEMP 33 28 35 29 20 13 18 18 17 14 20 20 18 14 22 21
DEWPT 16 12 7 6 1 -2 -6 -4 0 3 5 6 6 4 4 4
PWIND DIR NW NW NW N NE N NW NW
WIND CHAR LT LT LT LT LT LT LT GN
AVG CLOUDS SC SC B1 B1 B1 B1 B2 B2 OV B2 B2 B2 B1 SC SC SC
POP 12HR 5 10 20 40 60 60 30 10
SNOW S S C C L L C C S
WVZ052-202100-
MARTINSBURG AIRPORT-BERKELEY WV
39.41N 77.98W ELEV. 558 FT
702 AM EST TUE JAN 20 2026
DATE TUE 01/20/26 WED 01/21/26 THU 01/22/26
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 26 10 39 29 48
TEMP 18 24 26 20 16 13 11 10 24 35 39 37 34 33 30 32 41 46 45 36
DEWPT -6 -8 -7 -6 -5 -5 -5 -4 -2 2 6 10 14 17 20 23 24 21 18 17
RH 33 23 23 30 38 43 47 52 31 24 25 32 43 51 66 69 50 37 33 45
WIND DIR W W W W SW S S S S S S S S S SW SW W W W W
WIND SPD 10 11 10 4 2 1 2 3 9 13 13 11 10 8 5 5 10 13 11 4
WIND GUST 25 24 24
CLOUDS FW FW FW FW FW FW FW FW SC SC B1 B1 B1 B1 B1 SC SC SC SC FW
POP 12HR 0 0 0 5 5
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
DATE FRI 01/23/26 SAT 01/24/26 SUN 01/25/26 MON 01/26/26
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 22 34 7 18 9 22 9 26
TEMP 28 22 33 24 16 9 16 15 14 11 20 18 14 10 23 20
DEWPT 14 9 6 1 -3 -6 -7 -6 -2 3 4 3 3 1 4 2
PWIND DIR NW W NW N NE N NW NW
WIND CHAR LT GN GN LT LT LT LT GN
AVG CLOUDS SC SC B1 B1 B1 B1 B2 B2 OV B2 B2 B2 B1 SC SC SC
POP 12HR 5 10 20 40 60 60 30 10
SNOW S S C C L L C C S
VAZ506-202100-
WASHINGTON DULLES AIRPORT-LOUDOUN VA
38.96N 77.45W ELEV. 321 FT
702 AM EST TUE JAN 20 2026
DATE TUE 01/20/26 WED 01/21/26 THU 01/22/26
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 29 13 40 31 50
TEMP 21 26 29 23 19 15 13 13 26 36 40 38 36 34 32 33 40 48 48 38
DEWPT -3 -5 -5 -2 -1 1 1 1 3 4 9 13 16 18 21 23 27 26 24 22
RH 34 25 22 33 40 53 58 58 36 25 27 35 43 51 63 66 59 42 39 52
WIND DIR W W NW N N SE S SE S S S S S S SW SW SW W W NW
WIND SPD 9 11 9 4 4 3 3 3 9 14 14 12 11 9 8 5 6 10 9 5
WIND GUST 26 26 23 21
CLOUDS FW FW FW FW FW CL FW FW FW SC SC B1 B1 SC SC SC SC SC B1 FW
POP 12HR 0 0 0 5 5
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
DATE FRI 01/23/26 SAT 01/24/26 SUN 01/25/26 MON 01/26/26
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 11 20 12 22 10 25
TEMP 30 26 37 29 20 13 18 18 16 14 20 18 14 11 22 19
DEWPT 20 15 12 11 4 1 -1 -1 3 8 9 8 7 5 8 5
PWIND DIR NW NW NW N NE N NW NW
WIND CHAR LT GN GN GN LT GN LT GN
AVG CLOUDS SC SC B1 B1 B1 B2 B2 B2 OV OV B2 B2 B1 SC SC SC
POP 12HR 5 10 20 40 70 60 30 10
SNOW S C C C L L C C S
VAZ037-202100-
CHARLOTTESVILLE AIRPORT-ALBEMARLE VA
38.14N 78.45W ELEV. 640 FT
702 AM EST TUE JAN 20 2026
DATE TUE 01/20/26 WED 01/21/26 THU 01/22/26
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 13 41 31 53
TEMP 23 30 32 25 20 17 15 15 26 39 41 38 36 34 32 33 42 51 51 41
DEWPT -8-12-13 -9 -7 -5 -5 -4 -3 1 7 11 14 16 20 22 25 22 20 19
RH 24 15 13 21 29 36 40 42 27 20 24 32 40 47 61 63 50 32 29 41
WIND DIR W W W W W W SE SW S S S S SW SW SW SW SW W W W
WIND SPD 6 8 8 2 1 1 1 3 6 12 11 6 9 8 6 5 8 10 8 4
WIND GUST 23 23 19
CLOUDS CL CL FW FW CL CL FW CL FW FW FW FW SC SC SC FW FW SC SC FW
POP 12HR 0 0 0 5 5
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
DATE FRI 01/23/26 SAT 01/24/26 SUN 01/25/26 MON 01/26/26
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 27 42 13 20 12 25 10 29
TEMP 32 27 40 33 23 15 19 18 16 14 23 20 14 10 26 22
DEWPT 18 16 11 9 4 0 -5 -4 2 6 6 6 3 0 3 1
PWIND DIR W W N NE NE N NW W
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS FW SC B1 B1 B1 B2 B2 B2 OV B2 B2 B1 SC SC FW FW
POP 12HR 10 20 20 50 70 60 20 10
RAIN S
SNOW S C C L L L C S S
MDZ003-202100-
HAGERSTOWN AIRPORT-WASHINGTON MD
39.71N 77.73W ELEV. 705 FT
702 AM EST TUE JAN 20 2026
DATE TUE 01/20/26 WED 01/21/26 THU 01/22/26
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 24 11 37 30 45
TEMP 15 21 24 19 16 13 11 11 24 33 37 35 34 32 31 32 40 43 43 34
DEWPT -2 -4 -4 -2 -1 -2 -2 -3 1 5 10 12 15 19 22 26 28 24 21 19
RH 46 32 28 39 46 50 55 52 36 30 32 38 45 58 69 78 62 47 41 54
WIND DIR W W W W SW S S S S S S S S S SW SW SW W W W
WIND SPD 10 11 9 3 2 2 2 4 10 13 13 10 10 8 6 5 10 13 10 5
WIND GUST 21 24 21 20 25 20
CLOUDS FW FW FW CL FW FW FW FW B1 B1 B1 B1 B2 B1 B1 SC SC B1 SC FW
POP 12HR 0 0 5 10 5
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
DATE FRI 01/23/26 SAT 01/24/26 SUN 01/25/26 MON 01/26/26
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 22 33 8 17 10 20 9 24
TEMP 27 23 32 23 17 10 15 15 14 12 18 17 13 9 21 18
DEWPT 15 11 9 5 1 -3 -4 -4 -1 5 6 5 5 2 7 4
PWIND DIR W W NW N NE N NW NW
WIND CHAR LT GN GN LT LT LT LT GN
AVG CLOUDS SC SC B1 B1 B1 SC B2 B2 B2 B2 B2 B2 B1 SC SC SC
POP 12HR 5 10 10 30 60 60 30 10
SNOW S C C L L C C S
MDZ017-202100-
PATUXENT RIVER NAS MD
38.29N 76.41W ELEV. 39 FT
702 AM EST TUE JAN 20 2026
DATE TUE 01/20/26 WED 01/21/26 THU 01/22/26
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 19 43 34 51
TEMP 26 32 31 25 23 22 22 22 34 41 42 37 36 37 35 36 44 49 48 39
DEWPT 1 -1 -1 1 4 5 8 10 11 10 14 17 19 22 25 26 29 31 31 29
RH 33 24 24 34 43 47 54 59 38 27 31 44 50 54 66 67 55 50 51 67
WIND DIR NW W W NW N N E SE S S S S S SW SW SW SW W W SW
WIND SPD 11 10 10 5 5 5 5 8 11 14 14 13 11 10 10 9 9 9 6 5
CLOUDS CL CL CL CL CL CL FW FW FW FW FW SC SC B1 SC FW FW FW FW SC
POP 12HR 0 0 0 10 10
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
DATE FRI 01/23/26 SAT 01/24/26 SUN 01/25/26 MON 01/26/26
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 16 25 17 27 14 29
TEMP 34 30 39 31 26 18 23 20 20 19 25 22 19 15 26 22
DEWPT 26 22 18 19 13 10 8 7 10 14 15 12 11 10 10 8
PWIND DIR NW N N N NE N N NW
WIND CHAR LT LT GN GN GN GN GN GN
AVG CLOUDS SC SC B1 B2 B2 B2 B2 OV OV OV B2 B2 B1 B1 SC SC
POP 12HR 10 20 20 50 70 70 40 20
RAIN S
SNOW S S S C C L L L C C C S
WVZ502-202100-
PETERSBURG WV
38.99N 79.15W ELEV. 963 FT
702 AM EST TUE JAN 20 2026
DATE TUE 01/20/26 WED 01/21/26 THU 01/22/26
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 23 9 45 31 46
TEMP 16 23 23 16 12 11 10 12 27 43 45 40 37 36 33 34 40 44 44 34
DEWPT -7 -6 -6 -5 -4 -6 -6 -3 5 14 16 19 24 28 28 26 26 23 21 19
RH 35 27 27 38 48 45 47 50 38 30 31 42 59 72 82 72 57 43 39 54
WIND DIR W W W S S S S S S S S S SW W W W W W W W
WIND SPD 8 9 8 4 3 3 3 3 6 11 10 6 5 5 6 8 10 12 10 4
WIND GUST 19 19 17 24 24 19 18 17 18 19 23 24 20
CLOUDS FW FW FW FW FW FW FW FW SC SC B1 B1 B1 B1 SC SC SC SC FW FW
POP 12HR 0 0 10 20 5
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN S S S S
SNOW S
COLD WEATHER Y
DATE FRI 01/23/26 SAT 01/24/26 SUN 01/25/26 MON 01/26/26
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 37 6 21 9 25 6 27
TEMP 26 21 36 27 16 8 19 17 13 11 21 19 11 7 23 19
DEWPT 14 11 10 6 2 -2 -2 -2 3 5 6 6 2 -1 5 3
PWIND DIR W W NW NE E N W W
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS FW SC SC B1 B1 B1 B2 B2 B2 B2 B2 B1 B1 SC SC SC
POP 12HR 5 10 20 40 60 50 20 10
SNOW S C C C L C C S S
MDZ014-202100-
ANNAPOLIS MD
38.99N 76.49W ELEV. 7 FT
702 AM EST TUE JAN 20 2026
DATE TUE 01/20/26 WED 01/21/26 THU 01/22/26
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 29 17 41 33 48
TEMP 22 26 29 25 21 19 18 19 31 38 40 37 37 36 34 35 41 46 46 40
DEWPT 0 0 -1 0 2 2 4 7 11 10 14 16 19 20 22 24 26 28 26 26
RH 37 32 27 33 43 47 53 59 43 31 34 42 48 52 61 64 55 49 45 57
WIND DIR W W W NW NW NW SE SE S S S S S SW SW SW SW W W NW
WIND SPD 12 13 11 6 5 3 3 6 11 16 16 14 10 9 8 5 6 9 8 4
WIND GUST 24 21 26 27
CLOUDS FW FW FW CL CL FW FW FW FW FW SC B1 B1 SC SC SC FW SC SC FW
POP 12HR 0 0 0 5 10
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
DATE FRI 01/23/26 SAT 01/24/26 SUN 01/25/26 MON 01/26/26
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 27 36 12 20 14 23 14 25
TEMP 33 28 35 29 22 13 18 18 18 16 21 21 18 15 22 21
DEWPT 21 17 12 12 6 4 0 1 6 9 9 10 10 8 8 8
PWIND DIR NW NW NW N NE N NW NW
WIND CHAR LT LT GN GN LT GN LT GN
AVG CLOUDS SC SC B1 B1 B2 B2 B2 B2 OV B2 B2 B2 B1 SC SC SC
POP 12HR 10 10 20 40 70 70 30 20
SNOW S S C C L L C C S S
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