555
FOUS51 KLWX 271144
PFMLWX
POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
644 AM EST WED JAN 27 2021
VAZ054-272100-
REAGAN NATIONAL AIRPORT-ARLINGTON VA
38.86N 77.03W ELEV. 66 FT
644 AM EST WED JAN 27 2021
DATE WED 01/27/21 THU 01/28/21 FRI 01/29/21
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 46 28 38 22 36
TEMP 37 39 42 42 38 36 33 32 32 32 35 35 31 28 26 25 25 29 34 34 30
DEWPT 30 27 25 24 24 23 21 20 17 15 12 10 9 9 9 9 8 9 8 6 8
RH 75 62 50 48 57 59 61 61 53 49 38 35 39 44 48 50 48 42 33 30 39
WIND DIR NW NW NW N N N N N N N NW NW NW NW NW NW NW NW NW NW NW
WIND SPD 9 11 11 10 6 8 10 12 13 17 18 17 13 13 12 11 11 14 16 14 12
WIND GUST 21 24 31 34 34 26 26 29 26
CLOUDS B1 B1 SC SC SC B2 B2 OV OV B1 FW FW FW FW FW FW SC SC SC SC SC
POP 12HR 0 20 5 0 0
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
SNOW S S
DATE SAT 01/30/21 SUN 01/31/21 MON 02/01/21 TUE 02/02/21
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 36 25 36 30 40 31 42
TEMP 25 22 34 31 27 27 34 34 34 33 38 36 33 31 39 37
DEWPT 8 9 8 9 13 16 19 23 26 28 28 27 25 24 24 23
PWIND DIR NW NW E E NE N NW NW
WIND CHAR GN LT LT LT GN GN GN GN
AVG CLOUDS FW FW FW SC B1 OV OV OV OV OV OV B2 B2 B2 B1 SC
POP 12HR 0 0 30 40 50 50 30 10
RAIN C C C C
SNOW C C C C C C C C C C
MDZ013-272100-
BALTIMORE/WASHINGTON AIRPORT-ANNE ARUNDEL MD
39.19N 76.67W ELEV. 154 FT
644 AM EST WED JAN 27 2021
DATE WED 01/27/21 THU 01/28/21 FRI 01/29/21
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 45 25 38 19 36
TEMP 35 39 42 42 36 33 31 30 29 31 35 35 29 25 24 22 23 29 33 32 27
DEWPT 28 25 23 22 22 20 19 17 15 13 10 8 7 6 7 7 7 7 6 5 5
RH 75 57 46 44 56 58 61 58 55 47 35 32 39 44 47 52 50 39 31 31 38
WIND DIR NW NW NW N N N N N N NW NW NW NW NW NW NW NW NW NW NW NW
WIND SPD 9 11 12 11 5 5 8 10 13 17 18 18 13 11 10 10 11 16 18 17 10
WIND GUST 21 20 26 32 35 35 26 23 20 20 21 28 33 28
CLOUDS B1 B1 SC SC SC B1 B2 OV OV B1 FW FW FW FW SC FW SC SC SC SC SC
POP 12HR 0 10 0 0 5
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
OBVIS PF
DATE SAT 01/30/21 SUN 01/31/21 MON 02/01/21 TUE 02/02/21
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 16 35 20 36 28 41 28 42
TEMP 22 19 32 28 23 24 33 33 31 32 38 35 31 30 39 36
DEWPT 6 6 4 7 9 12 16 20 24 25 25 25 23 22 22 21
PWIND DIR NW NW NE E NE N N NW
WIND CHAR LT LT LT LT LT GN GN GN
AVG CLOUDS FW FW FW FW B1 OV OV B2 OV OV OV B2 B2 B2 B1 SC
POP 12HR 0 0 30 40 50 50 30 10
RAIN C C C C
SNOW C C C C C C C C C C
MDZ011-272100-
BALTIMORE INNER HARBOR-BALTIMORE CITY MD
39.28N 76.61W ELEV. 20 FT
644 AM EST WED JAN 27 2021
DATE WED 01/27/21 THU 01/28/21 FRI 01/29/21
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 25 36 19 33
TEMP 34 38 41 41 36 32 31 29 28 30 33 33 28 25 23 22 22 27 31 31 27
DEWPT 30 27 25 25 24 23 21 19 17 15 12 10 10 9 9 9 9 10 8 7 7
RH 85 64 52 52 61 69 66 66 63 53 41 38 46 50 54 57 57 48 37 36 42
WIND DIR NW NW NW N N N N N N NW NW NW NW NW NW NW NW NW NW NW NW
WIND SPD 6 10 10 10 4 5 5 10 11 14 17 17 11 10 9 9 10 13 16 13 8
WIND GUST 20 20 20 25 31 33 33 25 21 19 19 21 28 32 27 18
CLOUDS B1 B1 SC SC SC B1 B2 OV OV B1 FW FW FW FW SC SC SC SC SC SC SC
POP 12HR 0 10 0 0 5
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
DATE SAT 01/30/21 SUN 01/31/21 MON 02/01/21 TUE 02/02/21
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 16 34 21 35 28 39 28 40
TEMP 22 19 31 28 24 24 32 32 31 31 36 34 30 29 38 35
DEWPT 8 8 6 10 10 13 19 23 25 26 28 28 25 25 25 25
PWIND DIR NW NW NE E NE N N NW
WIND CHAR LT LT LT LT LT GN GN GN
AVG CLOUDS FW FW FW FW B1 OV OV B2 OV OV OV B2 B2 B2 B1 SC
POP 12HR 0 0 30 40 50 50 30 10
RAIN C C C C
SNOW C C C C C C C C C C
WVZ052-272100-
MARTINSBURG AIRPORT-BERKELEY WV
39.41N 77.98W ELEV. 558 FT
644 AM EST WED JAN 27 2021
DATE WED 01/27/21 THU 01/28/21 FRI 01/29/21
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 17 33
TEMP 32 34 39 39 33 31 29 28 27 28 31 31 26 24 22 21 21 26 30 30 25
DEWPT 25 23 23 22 22 20 19 17 15 12 9 8 8 8 6 7 8 8 6 6 7
RH 75 64 52 50 63 63 66 63 60 50 39 37 46 50 49 54 56 46 35 35 46
WIND DIR NW NW NW N N N N NW NW NW NW NW NW NW NW NW NW NW NW NW NW
WIND SPD 9 10 10 10 6 8 9 12 13 17 18 18 14 13 12 13 13 17 18 16 10
WIND GUST 25 32 34 34 25 28 31 27
CLOUDS B1 B1 SC SC B1 B2 OV OV B2 SC FW FW SC SC SC SC SC SC SC SC SC
POP 12HR 5 10 5 5 5
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
DATE SAT 01/30/21 SUN 01/31/21 MON 02/01/21 TUE 02/02/21
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 34 19 34 25 38 25 39
TEMP 20 18 31 26 22 22 31 31 28 28 34 32 28 27 37 33
DEWPT 8 8 7 8 10 13 18 20 21 22 24 22 20 20 21 19
PWIND DIR NW N E SE NE N NW NW
WIND CHAR LT LT LT LT LT GN GN GN
AVG CLOUDS SC SC FW SC B2 OV OV B2 OV OV OV B2 B2 B1 B1 SC
POP 12HR 0 5 40 60 50 50 30 10
RAIN L L C C
SNOW C C L L C C C C C C
VAZ506-272100-
WASHINGTON DULLES AIRPORT-LOUDOUN VA
38.96N 77.45W ELEV. 321 FT
644 AM EST WED JAN 27 2021
DATE WED 01/27/21 THU 01/28/21 FRI 01/29/21
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 25 37 19 35
TEMP 34 37 41 42 35 33 31 30 29 30 34 34 28 25 24 22 22 28 32 32 27
DEWPT 28 25 24 23 23 22 21 19 16 15 12 10 9 8 8 8 8 8 7 6 8
RH 78 61 50 46 61 63 66 63 58 53 39 36 44 48 50 54 54 42 34 33 44
WIND DIR NW NW NW N N N N N N NW NW NW NW NW NW NW NW NW NW NW NW
WIND SPD 9 12 13 11 6 8 10 12 14 19 21 20 14 12 12 10 10 18 19 18 10
WIND GUST 25 25 23 27 36 39 36 27 24 23 20 20 29 34 29
CLOUDS B1 B1 SC SC B1 B2 OV OV OV B1 FW FW FW FW FW FW FW SC SC SC SC
POP 12HR 0 20 5 0 0
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
SNOW S S
OBVIS F+
DENSE FOG Y
DATE SAT 01/30/21 SUN 01/31/21 MON 02/01/21 TUE 02/02/21
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 16 35 21 36 28 39 27 41
TEMP 22 20 33 28 24 24 33 32 30 30 36 34 30 28 38 34
DEWPT 8 9 8 10 12 15 19 23 24 25 26 25 23 22 23 21
PWIND DIR NW NW E SE NE N NW NW
WIND CHAR LT LT LT LT LT GN GN BZ
AVG CLOUDS FW FW FW SC B2 OV OV OV OV OV OV B2 B2 B1 B1 SC
POP 12HR 0 0 40 50 50 50 30 10
RAIN C C C C
SNOW C C C C C C C C C C
VAZ037-272100-
CHARLOTTESVILLE AIRPORT-ALBEMARLE VA
38.14N 78.45W ELEV. 640 FT
644 AM EST WED JAN 27 2021
DATE WED 01/27/21 THU 01/28/21 FRI 01/29/21
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 49 29 41 21 40
TEMP 37 41 45 47 41 37 35 34 32 34 38 38 33 29 27 25 25 31 37 38 32
DEWPT 29 30 29 27 26 24 24 22 18 15 12 11 10 9 8 8 8 9 8 8 8
RH 72 65 53 45 55 59 64 61 56 45 34 32 38 42 44 48 48 39 29 28 36
WIND DIR N NE N NE NE NE N N N N NW NW NW NW NW NW NW NW NW NW NW
WIND SPD 4 4 4 4 4 5 6 6 9 13 13 12 6 5 4 3 5 8 9 8 5
WIND GUST 24 27 23
CLOUDS B1 B2 SC SC B2 B2 OV OV B2 SC FW FW FW FW FW FW FW FW FW FW FW
POP 12HR 5 30 5 0 0
QPF 12HR 0 0.03 0 0 0
SNOW 12HR 00-00 T 00-00
RAIN S C S
SNOW S C S
OBVIS F+
DENSE FOG Y
DATE SAT 01/30/21 SUN 01/31/21 MON 02/01/21 TUE 02/02/21
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 39 26 37 30 43 29 44
TEMP 25 22 36 33 30 29 35 36 34 32 40 37 33 31 42 37
DEWPT 9 9 10 13 15 18 22 25 25 25 27 25 23 21 23 20
PWIND DIR NW SW SE E N N NW NW
WIND CHAR LT LT LT LT LT LT LT GN
AVG CLOUDS FW FW FW SC B2 OV OV OV OV OV B2 B2 B1 B1 SC SC
POP 12HR 0 5 50 70 40 40 30 5
RAIN L L C C
SNOW C C L L C C C C C C
MDZ003-272100-
HAGERSTOWN AIRPORT-WASHINGTON MD
39.71N 77.73W ELEV. 705 FT
644 AM EST WED JAN 27 2021
DATE WED 01/27/21 THU 01/28/21 FRI 01/29/21
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 24 33 19 32
TEMP 33 35 38 39 34 31 30 29 27 27 30 30 26 24 23 22 22 25 28 29 25
DEWPT 25 22 22 22 22 21 19 17 15 12 9 8 8 8 7 7 8 7 6 6 7
RH 72 59 52 50 61 66 63 60 60 53 41 39 46 50 50 52 54 46 38 37 46
WIND DIR NW NW NW N N N N N NW NW NW NW NW NW NW NW NW NW NW NW NW
WIND SPD 10 11 11 11 6 8 10 13 14 18 19 20 14 13 13 13 13 18 19 18 10
WIND GUST 25 32 35 34 25 29 32
CLOUDS B1 B1 B1 SC B1 B2 B2 OV B2 SC SC FW SC SC SC SC SC SC B1 SC SC
POP 12HR 5 10 5 5 5
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
DATE SAT 01/30/21 SUN 01/31/21 MON 02/01/21 TUE 02/02/21
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 33 21 34 27 37 26 39
TEMP 21 19 29 27 24 24 30 31 29 30 34 33 30 28 36 34
DEWPT 7 8 6 8 9 13 16 19 21 23 23 22 21 20 21 20
PWIND DIR NW NW E SE NE N NW NW
WIND CHAR LT LT LT GN LT GN GN GN
AVG CLOUDS SC SC FW SC B1 OV OV OV OV OV OV B2 B2 B1 B1 SC
POP 12HR 5 5 30 50 50 50 30 10
RAIN C C C C
SNOW C C C C C C C C C C
MDZ017-272100-
PATUXENT RIVER NAS MD
38.29N 76.41W ELEV. 39 FT
644 AM EST WED JAN 27 2021
DATE WED 01/27/21 THU 01/28/21 FRI 01/29/21
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 46 28 39 22 38
TEMP 36 40 43 43 39 37 33 31 30 33 36 36 32 29 25 24 24 30 34 35 31
DEWPT 33 30 27 27 27 25 25 24 20 18 16 14 13 12 13 12 11 11 11 10 11
RH 89 67 53 53 62 61 72 75 66 53 43 40 45 48 60 60 57 44 38 35 43
WIND DIR NW NW NW N N N N N N N NW NW NW NW NW NW NW NW NW NW NW
WIND SPD 10 14 13 11 9 11 12 16 18 21 21 21 18 18 16 13 14 19 20 18 14
WIND GUST 26 29 34 35 34 31 28 26 25 25 31 28
CLOUDS B1 B1 SC SC SC B1 OV OV OV B2 FW FW FW FW FW FW FW SC SC SC FW
POP 12HR 0 20 10 0 0
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
SNOW S S
DATE SAT 01/30/21 SUN 01/31/21 MON 02/01/21 TUE 02/02/21
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 35 24 39 31 43 31 42
TEMP 25 22 32 30 26 28 35 37 34 35 40 38 33 31 39 37
DEWPT 11 10 10 13 16 18 23 27 31 31 31 29 28 25 26 25
PWIND DIR NW NW E E NE N N NW
WIND CHAR GN GN LT GN GN BZ BZ BZ
AVG CLOUDS FW FW FW FW B1 OV OV B2 OV OV B2 B2 B2 B2 B1 SC
POP 12HR 0 0 30 40 50 50 40 10
RAIN C C C C
SNOW C C C C C C C C C C
WVZ502-272100-
PETERSBURG WV
38.99N 79.15W ELEV. 963 FT
644 AM EST WED JAN 27 2021
DATE WED 01/27/21 THU 01/28/21 FRI 01/29/21
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 22 32 16 32
TEMP 32 33 38 39 33 30 29 27 24 24 29 30 24 21 20 19 18 22 28 30 25
DEWPT 26 26 26 26 25 24 22 19 15 14 14 13 12 10 8 8 8 9 11 10 10
RH 78 75 62 59 72 78 75 71 68 65 53 49 60 62 59 61 64 57 48 42 52
WIND DIR N NW N N N NE N N NW N NW NW NW NW NW NW NW NW NW NW NW
WIND SPD 5 5 6 6 4 5 5 6 9 12 14 13 8 8 6 6 8 10 13 11 5
WIND GUST 17 20 26 27 26 18 18 17 18 21 25 21
CLOUDS B1 B1 SC B1 B2 B2 OV OV B2 SC SC FW SC FW FW SC SC SC SC FW FW
POP 12HR 10 20 10 10 10
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
SNOW S S S
DATE SAT 01/30/21 SUN 01/31/21 MON 02/01/21 TUE 02/02/21
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 37 23 37 27 38 24 38
TEMP 19 16 33 29 26 26 34 33 31 29 33 31 26 24 34 30
DEWPT 10 9 13 16 18 20 27 28 26 25 27 25 21 18 23 20
PWIND DIR NW N SE SE E NW NW NW
WIND CHAR LT LT LT LT LT LT LT GN
AVG CLOUDS FW SC SC SC B2 OV OV B2 B2 B2 B2 B2 B1 B1 B1 SC
POP 12HR 0 5 50 70 60 60 30 10
RAIN L L L L
SNOW C C L L L L L L C C
MDZ014-272100-
ANNAPOLIS MD
38.99N 76.49W ELEV. 7 FT
644 AM EST WED JAN 27 2021
DATE WED 01/27/21 THU 01/28/21 FRI 01/29/21
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 28 37 21 35
TEMP 36 38 41 42 38 34 33 32 31 32 34 34 31 28 27 25 25 29 32 33 29
DEWPT 32 28 26 26 27 25 24 22 20 17 14 13 13 12 12 12 11 11 10 9 10
RH 85 67 55 53 64 69 69 66 63 53 43 41 47 50 53 57 55 46 39 36 44
WIND DIR NW NW NW N N N N N N N NW NW NW NW NW NW NW NW NW NW NW
WIND SPD 8 10 11 10 6 6 8 11 13 17 18 18 14 13 10 11 11 16 17 17 11
WIND GUST 21 23 23 27 33 35 35 28 26 23 23 23 28 33 29 21
CLOUDS B1 SC SC SC SC B1 B2 OV OV B2 FW FW FW FW SC FW SC SC SC SC SC
POP 12HR 0 10 5 0 5
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
OBVIS PF
DATE SAT 01/30/21 SUN 01/31/21 MON 02/01/21 TUE 02/02/21
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 34 24 36 30 40 30 40
TEMP 24 22 31 29 27 26 32 33 34 34 36 36 33 31 38 36
DEWPT 11 11 9 13 15 17 21 26 29 30 29 29 27 26 26 26
PWIND DIR NW NW E E NE N N NW
WIND CHAR GN LT LT LT LT GN GN BZ
AVG CLOUDS FW FW FW FW B1 OV OV B2 OV OV OV B2 B2 B2 B1 SC
POP 12HR 0 0 30 40 50 50 30 10
RAIN C C C C
SNOW C C C C C C C C C C
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