185
FOUS51 KLWX 181804
PFMLWX
POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
104 PM EST SUN JAN 18 2026
VAZ054-182100-
REAGAN NATIONAL AIRPORT-ARLINGTON VA
38.86N 77.03W ELEV. 66 FT
104 PM EST SUN JAN 18 2026
DATE SUN 01/18/26 MON 01/19/26 TUE 01/20/26
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 38 25 41 19 29
TEMP 34 32 29 27 27 26 32 39 39 32 28 24 21 20 25 29 29 26
DEWPT 26 20 13 12 13 14 16 14 11 8 5 3 1 0 -1 -5 -5 -3
RH 72 61 51 53 55 60 51 35 31 36 37 39 41 41 31 22 22 27
WIND DIR N N NW NW W S SW SW W NW NW NW NW W W W W NW
WIND SPD 10 8 8 5 4 5 10 13 14 14 13 11 10 9 10 12 12 6
WIND GUST 24 26 23
CLOUDS OV SC FW CL FW SC FW FW FW FW FW FW FW FW FW FW FW CL
POP 12HR 50 10 0 0 0
QPF 12HR 0.04 0 0 0 0
SNOW 12HR T 00-00 00-00
RAIN
SNOW C
DATE WED 01/21/26 THU 01/22/26 FRI 01/23/26 SAT 01/24/26
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 18 40 32 45 24 38 24 32
TEMP 21 20 38 37 34 34 44 36 29 25 37 35 29 26 32 28
DEWPT 0 2 5 12 18 22 22 15 10 8 8 13 13 11 10 11
PWIND DIR W S S W NW SW NW N
WIND CHAR LT GN GN GN GN GN GN GN
AVG CLOUDS CL FW FW SC B1 B2 B1 SC FW FW SC SC SC B1 B2 B2
POP 12HR 0 0 10 20 5 0 10 30
RAIN S C
SNOW S C C
MDZ013-182100-
BALTIMORE/WASHINGTON AIRPORT-ANNE ARUNDEL MD
39.19N 76.67W ELEV. 154 FT
104 PM EST SUN JAN 18 2026
DATE SUN 01/18/26 MON 01/19/26 TUE 01/20/26
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 36 20 39 15 27
TEMP 33 31 26 24 22 22 30 37 37 29 25 21 17 16 23 27 26 23
DEWPT 26 21 15 14 13 14 17 16 14 11 8 5 2 1 1 0 0 1
RH 75 66 62 65 68 71 58 42 38 46 48 49 51 51 38 30 32 38
WIND DIR N NW NW W W S SW W W W W W W W W W W W
WIND SPD 10 5 6 4 4 3 9 13 13 13 11 9 8 8 12 13 11 3
WIND GUST 24 24
CLOUDS OV B1 FW FW FW SC FW SC SC FW FW FW FW FW FW FW FW CL
POP 12HR 50 5 0 0 0
QPF 12HR 0.03 0 0 0 0
SNOW 12HR T 00-00 00-00
RAIN
SNOW C
DATE WED 01/21/26 THU 01/22/26 FRI 01/23/26 SAT 01/24/26
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 13 38 29 43 20 36 22 33
TEMP 17 15 35 34 31 32 42 33 24 20 34 32 27 24 32 27
DEWPT 2 3 11 16 19 22 26 17 11 8 10 14 15 14 16 16
PWIND DIR W S SW W NW SW W N
WIND CHAR LT GN LT LT LT LT LT LT
AVG CLOUDS CL FW FW SC B1 B2 B1 SC FW FW SC SC SC B1 B2 B2
POP 12HR 0 0 10 20 5 0 10 30
RAIN S C C
SNOW S C C
MDZ011-182100-
BALTIMORE INNER HARBOR-BALTIMORE CITY MD
39.28N 76.61W ELEV. 20 FT
104 PM EST SUN JAN 18 2026
DATE SUN 01/18/26 MON 01/19/26 TUE 01/20/26
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 36 23 38 18 27
TEMP 33 31 28 26 24 25 31 37 37 30 27 23 20 19 23 26 27 24
DEWPT 25 20 13 12 12 12 15 14 11 8 6 3 1 -1 -4 -5 -5 -3
RH 72 63 53 55 60 57 51 38 33 39 40 41 43 40 30 25 24 30
WIND DIR NW NW NW W W SW SW W W W W W W W W W W NW
WIND SPD 10 6 8 5 4 3 9 12 13 13 12 10 8 8 12 13 11 2
WIND GUST 23 25
CLOUDS OV B1 FW FW FW SC FW SC SC FW FW FW FW FW FW FW FW CL
POP 12HR 50 10 0 0 0
QPF 12HR 0.02 0 0 0 0
SNOW 12HR T 00-00 00-00
RAIN
SNOW C
DATE WED 01/21/26 THU 01/22/26 FRI 01/23/26 SAT 01/24/26
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 18 38 31 42 23 36 23 31
TEMP 19 19 35 35 33 34 42 33 27 24 34 32 28 25 29 27
DEWPT 0 1 7 13 17 20 20 14 9 7 6 11 12 9 8 9
PWIND DIR W S SW W NW SW W N
WIND CHAR LT GN LT LT LT LT LT LT
AVG CLOUDS CL FW FW SC B1 B2 B1 SC FW FW SC SC SC B1 B2 B2
POP 12HR 0 0 10 20 5 0 10 30
RAIN S
SNOW S C C
WVZ052-182100-
MARTINSBURG AIRPORT-BERKELEY WV
39.41N 77.98W ELEV. 558 FT
104 PM EST SUN JAN 18 2026
DATE SUN 01/18/26 MON 01/19/26 TUE 01/20/26
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 36 19 37 12 25
TEMP 31 27 23 21 21 20 30 35 34 25 22 18 14 13 20 24 25 20
DEWPT 13 12 10 9 9 9 12 11 8 4 2 -2 -3 -5 -5 -6 -6 -4
RH 47 53 57 59 59 62 46 36 33 40 41 40 46 43 32 26 25 34
WIND DIR NW NW W W SW SW SW W W W W W W W W W W W
WIND SPD 10 5 3 3 3 5 10 17 19 14 13 10 9 8 12 14 11 2
WIND GUST 21 29 33 26 26 21
CLOUDS OV FW SC FW B2 FW FW SC FW FW FW FW FW FW FW 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
RAIN
SNOW
DATE WED 01/21/26 THU 01/22/26 FRI 01/23/26 SAT 01/24/26
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 9 39 27 42 17 37 18 29
TEMP 13 11 34 34 31 32 41 31 23 18 34 31 24 21 27 26
DEWPT -3 -3 3 9 16 20 20 11 7 5 6 8 10 8 8 7
PWIND DIR SW S S W W SW NW N
WIND CHAR LT GN GN GN LT LT LT LT
AVG CLOUDS FW FW SC SC B1 B2 B1 SC FW SC SC SC SC B1 B1 B2
POP 12HR 0 5 10 10 5 0 20 30
SNOW S C C
VAZ506-182100-
WASHINGTON DULLES AIRPORT-LOUDOUN VA
38.96N 77.45W ELEV. 321 FT
104 PM EST SUN JAN 18 2026
DATE SUN 01/18/26 MON 01/19/26 TUE 01/20/26
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 37 20 40 15 29
TEMP 33 29 25 23 22 21 30 38 38 28 24 21 17 15 23 27 29 23
DEWPT 21 17 13 13 13 14 16 14 11 9 7 4 2 0 0 -3 -3 -1
RH 61 60 60 65 68 74 55 37 32 44 47 47 51 50 36 26 24 34
WIND DIR NW NW NW NW SW S SW W W NW NW NW NW NW W W W NW
WIND SPD 10 6 5 3 3 5 10 12 16 13 12 9 6 5 10 12 11 3
WIND GUST 23 28 23
CLOUDS OV SC FW FW SC SC FW FW FW FW FW FW FW FW FW FW FW CL
POP 12HR 30 5 0 0 0
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN
SNOW
DATE WED 01/21/26 THU 01/22/26 FRI 01/23/26 SAT 01/24/26
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 13 39 29 45 19 38 22 34
TEMP 17 15 35 35 31 31 44 33 24 20 35 33 27 24 32 29
DEWPT 1 1 7 13 18 23 26 16 10 7 9 13 15 13 16 15
PWIND DIR W S S W NW SW NW N
WIND CHAR LT GN GN GN LT LT LT LT
AVG CLOUDS FW FW FW SC B1 B2 B1 SC FW FW SC SC SC B1 B2 B2
POP 12HR 0 0 10 10 5 0 10 30
RAIN C
SNOW C C
VAZ037-182100-
CHARLOTTESVILLE AIRPORT-ALBEMARLE VA
38.14N 78.45W ELEV. 640 FT
104 PM EST SUN JAN 18 2026
DATE SUN 01/18/26 MON 01/19/26 TUE 01/20/26
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 39 21 40 16 31
TEMP 35 32 28 24 23 23 32 38 38 30 26 23 19 17 24 30 31 25
DEWPT 24 22 11 10 10 11 12 10 6 4 2 0 -1 -2 -6-10 -9 -6
RH 64 66 48 54 57 59 43 31 26 32 35 36 40 42 26 16 17 25
WIND DIR N NW SW SW SW S SW W W W W W W W W W W W
WIND SPD 5 2 2 3 5 5 11 13 12 9 6 4 4 5 8 9 8 2
WIND GUST 25 23
CLOUDS OV B1 FW FW SC CL FW FW CL FW FW FW FW FW FW CL CL CL
POP 12HR 40 5 0 0 0
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN C
SNOW C
DATE WED 01/21/26 THU 01/22/26 FRI 01/23/26 SAT 01/24/26
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 14 41 28 47 21 41 24 34
TEMP 17 16 37 36 31 32 46 35 27 22 38 35 29 26 32 31
DEWPT -3 -2 2 9 15 20 20 12 8 7 7 10 12 13 11 11
PWIND DIR W S SW W W SW W NE
WIND CHAR LT GN LT GN LT LT LT LT
AVG CLOUDS CL FW FW SC B1 B1 SC SC FW FW SC SC SC B1 B2 B2
POP 12HR 0 0 10 20 5 5 10 30
RAIN S C C
SNOW C C
MDZ003-182100-
HAGERSTOWN AIRPORT-WASHINGTON MD
39.71N 77.73W ELEV. 705 FT
104 PM EST SUN JAN 18 2026
DATE SUN 01/18/26 MON 01/19/26 TUE 01/20/26
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 35 19 34 11 24
TEMP 29 25 22 21 21 21 29 33 32 24 20 17 14 12 18 22 24 19
DEWPT 13 12 12 11 12 11 13 13 10 6 4 0 -1 -3 -3 -3 -3 -1
RH 51 57 65 65 68 65 51 43 39 45 49 46 50 50 38 32 30 40
WIND DIR NW NW NW W S S SW W W W W W W W W W W W
WIND SPD 9 5 4 3 4 5 12 18 19 16 13 10 8 9 13 14 12 4
WIND GUST 23 32 32 27 26
CLOUDS OV FW SC SC B2 SC SC SC SC SC FW FW FW FW FW 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
RAIN
SNOW
DATE WED 01/21/26 THU 01/22/26 FRI 01/23/26 SAT 01/24/26
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 10 36 27 40 17 33 18 29
TEMP 14 12 32 33 29 30 39 28 22 17 31 29 24 20 27 25
DEWPT 1 -1 6 12 18 22 23 12 7 6 8 10 12 10 13 11
PWIND DIR SW S S W W W NW NW
WIND CHAR LT GN LT GN LT LT LT LT
AVG CLOUDS FW FW SC B1 B1 B2 B1 SC FW SC SC B1 B1 B1 B1 B2
POP 12HR 0 5 10 10 5 5 20 30
SNOW S C C
MDZ017-182100-
PATUXENT RIVER NAS MD
38.29N 76.41W ELEV. 39 FT
104 PM EST SUN JAN 18 2026
DATE SUN 01/18/26 MON 01/19/26 TUE 01/20/26
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 39 22 42 19 33
TEMP 36 33 29 26 24 24 35 40 40 33 29 26 22 20 27 31 32 26
DEWPT 33 28 18 15 15 17 20 20 20 17 12 9 8 6 4 2 2 4
RH 89 82 63 62 68 74 54 44 44 51 48 48 54 54 37 28 27 38
WIND DIR N NW NW NW W SW SW SW W W NW NW NW NW NW W W NW
WIND SPD 12 11 9 6 5 5 12 14 12 10 13 12 10 8 9 11 9 4
CLOUDS OV B2 FW FW FW FW CL FW CL FW FW SC FW FW FW FW CL CL
POP 12HR 90 20 0 0 0
QPF 12HR 0.15 0 0 0 0
SNOW 12HR T 00-00 00-00
RAIN S
SNOW D S
DATE WED 01/21/26 THU 01/22/26 FRI 01/23/26 SAT 01/24/26
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 20 41 32 47 23 40 27 38
TEMP 23 22 39 36 34 35 46 36 29 24 37 34 32 29 37 30
DEWPT 6 11 15 20 23 26 29 24 14 13 13 18 20 21 19 20
PWIND DIR N S SW W NW SW W N
WIND CHAR LT GN GN GN LT LT GN GN
AVG CLOUDS CL CL FW FW B1 B2 B1 SC FW FW SC SC SC B1 B2 B2
POP 12HR 0 0 20 20 5 0 10 30
RAIN S S C C
SNOW C C
WVZ502-182100-
PETERSBURG WV
38.99N 79.15W ELEV. 963 FT
104 PM EST SUN JAN 18 2026
DATE SUN 01/18/26 MON 01/19/26 TUE 01/20/26
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 17 34 8 24
TEMP 28 24 20 19 19 19 27 32 30 23 18 14 11 9 17 22 24 18
DEWPT 11 11 10 9 9 10 12 11 7 5 2 -1 -3 -5 -6 -5 -5 -3
RH 48 57 64 64 64 67 53 41 37 45 49 50 52 52 35 29 27 38
WIND DIR W SW SW SW S S W W W W W W W W W W W W
WIND SPD 6 4 3 3 5 5 11 17 14 11 8 6 5 6 10 11 9 3
WIND GUST 26 31 29 21 21 19
CLOUDS B1 SC B1 SC SC FW FW FW FW FW FW FW CL CL FW FW FW CL
POP 12HR 5 0 5 0 0
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
DATE WED 01/21/26 THU 01/22/26 FRI 01/23/26 SAT 01/24/26
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 8 46 27 41 16 41 19 37
TEMP 11 10 41 38 32 32 40 28 20 16 38 34 26 22 34 31
DEWPT -3 -1 10 16 23 25 20 12 7 6 8 12 14 14 16 15
PWIND DIR SW S SW W W SW W N
WIND CHAR LT LT LT GN LT LT LT LT
AVG CLOUDS FW FW FW SC B1 B1 B1 SC FW FW SC SC B1 B1 B1 B2
POP 12HR 0 5 20 10 5 0 20 30
RAIN S C C
SNOW S S C C
MDZ014-182100-
ANNAPOLIS MD
38.99N 76.49W ELEV. 7 FT
104 PM EST SUN JAN 18 2026
DATE SUN 01/18/26 MON 01/19/26 TUE 01/20/26
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 37 24 39 19 28
TEMP 34 31 29 26 26 26 32 37 38 31 28 24 21 19 23 27 28 26
DEWPT 29 23 17 14 14 15 18 16 15 12 9 6 4 2 1 0 0 1
RH 82 72 60 60 60 62 56 42 38 45 44 45 47 47 38 30 29 33
WIND DIR N NW NW NW W SW SW SW W NW W W W W W W W NW
WIND SPD 10 8 8 5 5 4 10 12 11 12 12 10 9 9 11 12 11 5
WIND GUST 23 23
CLOUDS OV B1 FW FW CL FW FW FW FW FW FW FW FW FW FW FW FW CL
POP 12HR 70 10 0 0 0
QPF 12HR 0.05 0 0 0 0
SNOW 12HR T 00-00 00-00
RAIN
SNOW L
DATE WED 01/21/26 THU 01/22/26 FRI 01/23/26 SAT 01/24/26
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 18 38 32 43 23 36 24 31
TEMP 20 20 35 35 34 34 42 35 28 24 34 33 29 26 29 28
DEWPT 4 7 12 17 21 23 25 19 14 11 11 16 17 15 14 15
PWIND DIR W S SW W NW W W N
WIND CHAR LT GN LT GN LT LT LT GN
AVG CLOUDS CL CL FW SC B1 B2 B1 SC FW FW SC SC SC B1 B2 B2
POP 12HR 0 0 10 20 5 0 10 30
RAIN S
SNOW S C C
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