109
FOUS51 KLWX 152102
PFMLWX
POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
501 PM EDT THU OCT 15 2026
VAZ054-160800-
REAGAN NATIONAL AIRPORT-ARLINGTON VA
38.86N 77.03W ELEV. 66 FT
501 PM EDT THU OCT 15 2026
DATE 10/15/26 FRI 10/16/26 SAT 10/17/26 SUN
EDT 3HRLY 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12
MIN/MAX 61 83 52 56 40
TEMP 64 62 62 63 64 71 81 81 70 64 59 55 52 52 55 54 48 46 43 41 41
DEWPT 58 60 61 62 64 66 68 67 65 57 52 50 45 40 34 31 30 30 29 28 29
RH 81 93 97 97100 84 65 63 84 78 78 83 77 63 45 41 49 53 57 59 62
WIND DIR E SE S S S SW SW SW NW NW NW N N N N N N N N N N
WIND SPD 9 9 8 10 12 14 16 17 17 16 14 17 17 18 18 16 13 10 9 9 11
WIND GUST 31 27 28 31 29
CLOUDS OV OV OV OV OV B1 FW FW B2 B1 B2 OV B1 B1 SC SC FW FW FW FW CL
POP 12HR 50 40 80 5 0
QPF 12HR 0.03 0.02 0.16 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S C L C C
TSTMS S
OBVIS PF PF
HEAT INDEX 84 83
MAX HEAT 84 85
DATE 10/18 MON 10/19/26 TUE 10/20/26 WED 10/21/26 THU 10/22/26
EDT 6HRLY 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MAX/MIN 58 42 63 47 67 51 68 51 66
TEMP 57 51 45 43 62 57 49 48 66 61 54 52 67 61 53 51 65 60
DEWPT 32 36 39 39 42 43 47 45 47 47 49 48 48 48 50 48 49 48
PWIND DIR NE NE NE N N N N N NE
WIND CHAR GN LT GN GN GN GN GN GN GN
AVG CLOUDS FW FW FW FW FW FW SC SC SC SC SC FW SC FW FW FW FW FW
POP 12HR 0 5 5 10 5 5 5 5 0
MDZ013-160800-
BALTIMORE/WASHINGTON AIRPORT-ANNE ARUNDEL MD
39.19N 76.67W ELEV. 154 FT
501 PM EDT THU OCT 15 2026
DATE 10/15/26 FRI 10/16/26 SAT 10/17/26 SUN
EDT 3HRLY 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12
MIN/MAX 58 83 48 56 38
TEMP 62 60 60 61 63 70 81 81 68 61 57 52 48 52 55 54 48 44 42 40 39
DEWPT 58 59 60 61 63 68 70 69 66 57 52 49 44 41 36 33 32 31 29 29 30
RH 87 96100100100 93 69 67 93 87 83 89 86 66 49 45 54 60 60 64 70
WIND DIR SE SE SE S S SW SW SW NW NW NW N N N N N N N N N N
WIND SPD 5 4 3 4 6 9 10 10 11 9 9 11 13 14 14 13 9 6 4 4 4
WIND GUST 20 24 19 25 25 24 19
CLOUDS OV OV OV OV OV B1 FW SC B2 B2 OV B2 B1 B1 SC FW FW FW CL CL CL
POP 12HR 60 50 80 5 0
QPF 12HR 0.02 0.12 0.14 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C C S S L C C
TSTMS S S
OBVIS PF PF
HEAT INDEX 85 84
MAX HEAT 85 86
DATE 10/18 MON 10/19/26 TUE 10/20/26 WED 10/21/26 THU 10/22/26
EDT 6HRLY 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MAX/MIN 58 42 63 45 66 49 67 48 65
TEMP 56 51 45 43 61 55 48 46 65 60 53 49 66 60 52 48 64 59
DEWPT 34 38 39 40 44 47 47 46 50 51 50 48 51 51 50 48 51 51
PWIND DIR NE NE NE N N N N NE NE
WIND CHAR LT LT LT LT LT LT LT LT LT
AVG CLOUDS CL FW FW FW FW FW FW SC SC SC SC SC SC FW FW FW FW FW
POP 12HR 0 5 5 5 5 5 5 5 0
MDZ011-160800-
BALTIMORE INNER HARBOR-BALTIMORE CITY MD
39.28N 76.61W ELEV. 20 FT
501 PM EDT THU OCT 15 2026
DATE 10/15/26 FRI 10/16/26 SAT 10/17/26 SUN
EDT 3HRLY 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12
MIN/MAX 60 84 49 57 39
TEMP 63 61 60 62 64 71 82 82 69 62 58 53 49 53 56 55 48 45 42 40 40
DEWPT 54 56 59 62 64 65 68 67 64 54 51 48 42 36 31 29 29 28 28 28 29
RH 72 84 96100100 81 63 61 84 75 77 83 77 52 38 37 47 51 57 62 64
WIND DIR SE SE SE S S SW SW SW NW NW NW N N N N N N N N N N
WIND SPD 5 4 3 4 5 9 10 11 12 10 9 12 14 14 16 14 9 6 4 4 3
WIND GUST 24 20 26 25 26 25
CLOUDS OV OV OV OV OV B2 FW B1 B2 B2 OV B2 B1 B1 SC FW FW FW FW FW CL
POP 12HR 60 50 80 5 0
QPF 12HR 0.07 0.19 0.15 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C L C C C C C
TSTMS C
OBVIS PF PF
HEAT INDEX 85 85
MAX HEAT 85 86
DATE 10/18 MON 10/19/26 TUE 10/20/26 WED 10/21/26 THU 10/22/26
EDT 6HRLY 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MAX/MIN 59 42 63 47 67 50 68 48 66
TEMP 57 52 45 43 62 57 49 48 66 61 53 51 67 60 52 49 65 60
DEWPT 29 35 38 38 38 41 45 44 43 45 47 46 45 46 47 46 45 46
PWIND DIR NE NE NE N N N N N NE
WIND CHAR LT LT LT LT LT LT LT LT LT
AVG CLOUDS FW FW FW FW FW FW FW SC SC SC SC SC SC FW FW FW FW FW
POP 12HR 0 5 5 10 5 5 5 5 0
WVZ052-160800-
MARTINSBURG AIRPORT-BERKELEY WV
39.41N 77.98W ELEV. 558 FT
501 PM EDT THU OCT 15 2026
DATE 10/15/26 FRI 10/16/26 SAT 10/17/26 SUN
EDT 3HRLY 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12
MIN/MAX 56 84 45 54 33
TEMP 61 59 58 60 62 75 84 79 64 58 55 49 45 51 54 53 46 41 39 36 34
DEWPT 55 57 58 60 62 67 65 62 55 49 46 43 38 34 29 27 28 28 28 28 29
RH 81 93100100100 76 53 56 73 72 72 80 76 52 38 36 49 59 64 72 82
WIND DIR SE SE S S S S SW W NW NW NW N N N N N N N N N N
WIND SPD 5 6 8 9 9 10 12 13 14 12 13 14 14 14 14 13 8 6 3 0 0
WIND GUST 23 25 25 25 26
CLOUDS B2 OV B2 B2 B2 SC SC B1 SC B1 B2 B2 B1 SC SC FW CL CL CL FW CL
POP 12HR 40 40 40 0 0
QPF 12HR 0.01 0.02 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C C S C C
TSTMS S
OBVIS PF
HEAT INDEX 86
MAX HEAT 86 85
DATE 10/18 MON 10/19/26 TUE 10/20/26 WED 10/21/26 THU 10/22/26
EDT 6HRLY 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MAX/MIN 59 35 62 38 66 42 66 41 65
TEMP 57 48 39 37 61 52 44 40 65 57 48 43 65 56 47 42 64 56
DEWPT 31 34 34 33 38 41 40 39 43 45 45 43 46 46 44 42 46 47
PWIND DIR E S E NW N NW N N NE
WIND CHAR LT LT LT LT LT LT LT LT LT
AVG CLOUDS CL FW CL FW FW FW FW SC SC SC FW SC SC FW FW FW FW FW
POP 12HR 0 5 5 5 5 0 0 5 0
VAZ506-160800-
WASHINGTON DULLES AIRPORT-LOUDOUN VA
38.96N 77.45W ELEV. 321 FT
501 PM EDT THU OCT 15 2026
DATE 10/15/26 FRI 10/16/26 SAT 10/17/26 SUN
EDT 3HRLY 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12
MIN/MAX 58 82 48 55 35
TEMP 62 60 60 61 63 72 81 80 66 60 56 51 48 51 54 53 46 43 40 37 36
DEWPT 59 60 60 61 63 69 71 70 65 56 52 49 45 41 37 34 33 31 30 29 30
RH 90100100100100 90 72 72 97 87 86 93 89 68 52 48 60 62 67 72 79
WIND DIR SE SE S S S S S SW NW NW NW N N N N N N N N N N
WIND SPD 3 4 5 8 11 11 12 11 12 12 11 14 16 18 16 14 9 6 4 3 2
WIND GUST 23 23 29 26
CLOUDS B2 OV OV OV B2 SC FW B1 B1 B2 B2 B2 SC SC SC FW FW CL CL FW CL
POP 12HR 40 50 70 5 0
QPF 12HR 0.01 0.12 0.05 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S C S C C S C S
TSTMS C
OBVIS PF PF
HEAT INDEX 85 83
MAX HEAT 85 86
DATE 10/18 MON 10/19/26 TUE 10/20/26 WED 10/21/26 THU 10/22/26
EDT 6HRLY 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MAX/MIN 57 38 62 42 66 46 66 45 65
TEMP 56 49 41 39 61 53 46 44 65 58 49 47 65 58 50 46 64 58
DEWPT 36 39 38 38 45 48 46 44 51 52 49 47 52 52 49 46 52 52
PWIND DIR NE N NE N N N N N NE
WIND CHAR LT LT LT LT LT LT LT LT LT
AVG CLOUDS CL FW FW FW FW FW FW FW FW SC SC FW SC FW FW FW FW FW
POP 12HR 0 5 5 5 5 5 5 5 0
VAZ037-160800-
CHARLOTTESVILLE AIRPORT-ALBEMARLE VA
38.14N 78.45W ELEV. 640 FT
501 PM EDT THU OCT 15 2026
DATE 10/15/26 FRI 10/16/26 SAT 10/17/26 SUN
EDT 3HRLY 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12
MIN/MAX 58 83 49 56 36
TEMP 64 61 60 61 62 72 82 81 70 62 57 53 49 52 56 54 46 43 39 38 36
DEWPT 60 60 60 61 62 68 67 66 64 55 51 50 46 40 34 31 31 32 31 30 30
RH 87 97100100100 87 61 60 81 78 80 89 89 63 43 41 55 65 73 73 79
WIND DIR NE N N S S S SW SW W NW NW N N N N N N N N N N
WIND SPD 3 0 0 3 6 8 11 10 10 11 9 11 12 13 12 12 6 5 4 4 3
WIND GUST 21 20 23 24 20 24 27 26 24 25
CLOUDS OV B2 OV B2 B1 SC FW FW B1 B2 OV OV B1 SC FW FW FW FW CL FW CL
POP 12HR 20 10 50 10 0
QPF 12HR 0 0 0.02 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C S S
OBVIS PF PF PF
HEAT INDEX 85 83
MAX HEAT 85 86
DATE 10/18 MON 10/19/26 TUE 10/20/26 WED 10/21/26 THU 10/22/26
EDT 6HRLY 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MAX/MIN 57 38 62 42 67 45 67 45 66
TEMP 56 47 40 39 61 53 45 43 66 58 49 46 66 58 49 46 65 58
DEWPT 31 35 36 35 41 43 44 42 46 48 48 46 48 49 49 46 49 50
PWIND DIR NE N NE N N NW N N NE
WIND CHAR LT LT LT LT LT LT LT LT LT
AVG CLOUDS CL FW FW FW FW FW FW SC FW FW FW FW FW FW FW FW FW FW
POP 12HR 5 5 5 5 5 5 0 5 0
MDZ003-160800-
HAGERSTOWN AIRPORT-WASHINGTON MD
39.71N 77.73W ELEV. 705 FT
501 PM EDT THU OCT 15 2026
DATE 10/15/26 FRI 10/16/26 SAT 10/17/26 SUN
EDT 3HRLY 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12
MIN/MAX 57 83 45 53 34
TEMP 61 59 59 60 62 72 82 78 63 58 54 49 45 50 53 52 45 40 38 36 35
DEWPT 56 57 59 60 62 67 68 64 57 51 48 44 39 35 31 29 29 28 28 28 29
RH 84 93100100100 84 63 62 81 77 80 83 79 56 43 41 53 62 67 72 78
WIND DIR SE S S S S S SW W NW NW NW N N N N N N N N N N
WIND SPD 5 8 9 11 10 10 13 14 14 12 13 16 14 18 16 13 6 4 3 2 1
CLOUDS B2 OV OV B2 B2 B1 SC B1 SC B1 B2 B2 SC SC SC FW CL CL CL CL CL
POP 12HR 50 50 30 0 0
QPF 12HR 0.04 0.09 0.01 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C C S C
TSTMS S
OBVIS PF
HEAT INDEX 85
MAX HEAT 85 84
DATE 10/18 MON 10/19/26 TUE 10/20/26 WED 10/21/26 THU 10/22/26
EDT 6HRLY 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MAX/MIN 58 37 62 40 66 43 66 42 65
TEMP 56 48 40 38 61 53 44 41 65 57 48 45 65 57 48 43 63 57
DEWPT 34 36 35 35 42 44 41 40 47 48 46 44 49 48 45 43 49 49
PWIND DIR E SE SE N N N N NE NE
WIND CHAR LT LT LT LT LT LT LT LT LT
AVG CLOUDS CL FW FW FW CL FW FW FW FW SC SC FW FW FW FW FW FW FW
POP 12HR 0 5 5 5 0 0 0 5 0
MDZ017-160800-
PATUXENT RIVER NAS MD
38.29N 76.41W ELEV. 39 FT
501 PM EDT THU OCT 15 2026
DATE 10/15/26 FRI 10/16/26 SAT 10/17/26 SUN
EDT 3HRLY 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12
MIN/MAX 61 86 51 59 46
TEMP 62 61 63 65 66 73 83 84 75 64 59 53 51 56 58 57 51 50 48 46 46
DEWPT 60 61 63 65 66 68 68 66 65 63 56 52 49 46 42 38 38 36 34 33 34
RH 93100100100100 84 61 55 71 97 90 96 93 69 55 49 61 58 58 60 63
WIND DIR E E SE S SW SW SW SW SW NW NW NW N N N N N N N NE NE
WIND SPD 6 5 5 6 8 10 11 11 11 10 11 14 19 20 20 19 16 17 17 16 14
WIND GUST 26 27 27 26
CLOUDS B2 OV OV OV B2 B1 FW CL B1 OV B2 OV B2 B2 SC SC FW FW FW FW CL
POP 12HR 30 5 80 30 0
QPF 12HR 0.02 0 0.24 0.01 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C S C D D L C C
TSTMS S
OBVIS PF PF
HEAT INDEX 86 86
MAX HEAT 86 88
DATE 10/18 MON 10/19/26 TUE 10/20/26 WED 10/21/26 THU 10/22/26
EDT 6HRLY 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MAX/MIN 59 48 62 51 65 53 66 52 65
TEMP 57 54 51 50 61 57 55 53 63 60 57 54 64 60 56 53 64 60
DEWPT 36 41 43 45 48 51 51 51 53 54 53 52 54 54 52 52 53 54
PWIND DIR NE NE NE N N N N NE NE
WIND CHAR GN LT LT LT GN LT GN LT GN
AVG CLOUDS CL CL FW FW FW FW SC SC SC FW FW SC FW SC SC FW FW FW
POP 12HR 5 5 10 10 10 10 5 5 5
WVZ502-160800-
PETERSBURG WV
38.99N 79.15W ELEV. 963 FT
501 PM EDT THU OCT 15 2026
DATE 10/15/26 FRI 10/16/26 SAT 10/17/26 SUN
EDT 3HRLY 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12
MIN/MAX 61 84 40 54 31
TEMP 62 61 63 65 66 78 83 77 60 53 48 44 40 47 53 53 43 38 35 33 32
DEWPT 62 61 63 65 64 65 63 62 56 50 46 42 37 37 32 30 31 31 29 27 25
RH 100100100100 93 64 51 60 87 89 93 93 89 68 44 41 62 76 78 78 75
WIND DIR E SE E E E SW W W W NW NW N N N N N NW NW N N N
WIND SPD 2 3 4 6 6 12 14 12 12 11 10 10 11 13 13 11 5 2 1 0 0
WIND GUST 14 18 19 24 26 23 25 24 21 21 21 24 16
CLOUDS B2 B1 B1 B1 B1 SC SC B2 FW SC B2 B2 B1 B1 SC FW CL CL FW FW FW
POP 12HR 30 60 60 5 0
QPF 12HR 0.01 0.01 0.01 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C S L L
TSTMS S
OBVIS PF
HEAT INDEX 84
MAX HEAT 84 84
DATE 10/18 MON 10/19/26 TUE 10/20/26 WED 10/21/26 THU 10/22/26
EDT 6HRLY 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MAX/MIN 61 34 66 37 69 39 68 39 67
TEMP 58 48 38 36 64 52 41 38 67 56 44 40 66 56 44 40 65 56
DEWPT 31 35 32 29 39 43 39 37 44 47 44 40 47 48 44 40 48 49
PWIND DIR E S E W N N NE N NE
WIND CHAR LT LT LT LT LT LT LT LT LT
AVG CLOUDS CL CL CL FW FW FW FW SC SC SC FW SC SC FW FW FW FW FW
POP 12HR 0 5 5 5 5 0 0 0 0
MDZ014-160800-
ANNAPOLIS MD
38.99N 76.49W ELEV. 7 FT
501 PM EDT THU OCT 15 2026
DATE 10/15/26 FRI 10/16/26 SAT 10/17/26 SUN
EDT 3HRLY 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12
MIN/MAX 59 81 50 57 44
TEMP 61 59 60 63 64 72 80 81 70 62 58 52 50 55 57 56 51 48 46 44 44
DEWPT 57 59 60 63 64 66 69 68 66 59 53 51 46 41 37 34 34 34 33 33 34
RH 87100100100100 81 69 65 87 90 83 96 86 59 47 43 52 58 60 65 68
WIND DIR E SE SE S S SW S SW W NW NW N N N N N N N N N N
WIND SPD 6 5 5 6 9 11 12 11 11 10 10 12 14 16 18 16 12 12 11 10 8
WIND GUST 25 26
CLOUDS OV OV OV OV OV B1 FW FW OV B2 OV OV B1 B1 SC SC FW FW FW FW CL
POP 12HR 60 30 80 5 0
QPF 12HR 0.04 0.02 0.20 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C C C D C C
TSTMS S
OBVIS PF PF
HEAT INDEX 83 84
MAX HEAT 83 84
DATE 10/18 MON 10/19/26 TUE 10/20/26 WED 10/21/26 THU 10/22/26
EDT 6HRLY 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MAX/MIN 57 45 62 48 65 51 67 50 65
TEMP 57 53 48 46 61 56 51 49 64 59 55 52 66 60 54 51 64 59
DEWPT 34 39 41 43 46 48 48 49 51 52 50 50 53 52 50 50 52 52
PWIND DIR NE NE NE N N N N NE NE
WIND CHAR LT LT LT LT LT LT GN LT LT
AVG CLOUDS CL FW FW FW FW FW SC SC SC SC SC SC SC FW FW FW FW FW
POP 12HR 0 5 5 10 5 5 5 5 5
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