Regional Weather Roundup
Issued by NWS Sterling, VA

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ASUS41 KLWX 200911
RWRLWX

REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
500 AM EDT SUN JUL 20 2025

Note: "FAIR" indicates few or no clouds below 12,000 feet
with no significant weather and/or obstructions to visibility.
 TC=TEMPERATURE CELSIUS

 * =Non NWS site. Station does not report precipitation (e.g. rain,
    snow, etc.), thunder, or fog.

DCZ001-MDZ009-015-VAZ040>042-051-053>054-201000-
WASHINGTON METRO

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
WASHINGTON NAT MOCLDY    76  73  91 S6        29.88R
DULLES         CLOUDY    74  74 100 CALM      29.88S
FT BELVOIR     CLOUDY    75  73  93 CALM      29.86R
QUANTICO       CLOUDY    74  73  97 SW5       29.89S FOG
COLLEGE PARK*  CLOUDY    74  74  98 CALM        N/A
LEESBURG*      FOG       73  73 100 CALM      29.90S VSB 1
MANASSAS*      FOG       73  73 100 S5        29.89S VSB 1/4
GAITHERSBURG*  PTCLDY    71 N/A N/A SE6       29.91S

$$

MDZ006>007-011-014-201000-
BALTIMORE METRO

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
BWI AIRPORT    MOCLDY    74  73  97 CALM      29.87S
BALT INNER HAR   N/A     79  74  84 MISG      29.87S
ANNAPOLIS      CLOUDY    75  74  96 VRB3      29.88R
FORT MEADE*    CLOUDY    72  70  94 CALM      29.91S

$$

MDZ012-015-019>023-201000-
MARYLAND EASTERN SHORE

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
OCEAN CITY     PTCLDY    76  74  93 VRB3      29.90S
SALISBURY      CLOUDY    73  73 100 CALM      29.90R
BAY BRIDGE AP* CLOUDY    77 N/A N/A W3        29.88R
CAMBRIDGE*     CLEAR     73  73 100 CALM      29.88R
EASTON*        CLOUDY    76  76 100 CALM      29.88R

$$

MDZ017>025-201000-
SOUTHERN MARYLAND

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
PATUXENT RIVER PTCLDY    77  73  87 SW3       29.87F
ST INIGOES     PTCLDY    76  74  93 SW6       29.87S

$$

MDZ003>005-201000-
NORTH CENTRAL MARYLAND

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
FREDERICK*     MOCLDY    73  72  94 CALM      29.89S
HAGERSTOWN APT CLOUDY    73  72  96 CALM      29.90S
WESTMINSTER*   PTCLDY    73  73 100 CALM      29.90F

$$

MDZ501>502-201000-
WESTERN MARYLAND

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
OAKLAND*       MOCLDY    66  66 100 SW9       30.00F
CUMBERLAND*    CLOUDY    73  72  98 CALM      29.94S FOG

$$

VAZ025>031-201000-
SHENANDOAH VALLEY

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
WINCHESTER*    PTCLDY    72  72 100 SW5       29.89S
NEW MARKET*    NOT AVBL
STAUNTON*      CLOUDY    72  72 100 CALM      29.97S
WAYNESBORO*    MOCLDY    72  72  99 W5        29.96F

$$

WVZ021-048>050-054>055-201000-
EASTERN WEST VIRGINIA PANHANDLE

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
MARTINSBURG    FOG       71  71 100 CALM      29.88S VSB 1/2
PETERSBURG*    PTCLDY    73  73 100 CALM      29.91F

$$

VAZ036>039-050-201000-
CENTRAL FOOTHILLS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
CHARLOTTESVILL MOCLDY    73  72  96 CALM      29.90F
CULPEPER*      FOG       74  73  94 CALM      29.90S VSB 1/2
ORANGE*        CLOUDY    72  72 100 S3        29.89S FOG
GORDONSVILLE*  MOCLDY    73  73 100 CALM      29.89F
WARRENTON*     FOG       74  71  91 CALM      29.89S VSB 1/2

$$

VAZ055>057-201000-
NORTH AND CENTRAL PIEDMONT

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
FREDERICKSBRG* CLOUDY   N/A N/A N/A CALM      29.88S HAZE

$$

NCZ024-NYZ072-PAZ021-071-VAZ022-071-201000-
OTHER REGIONAL OBSERVATIONS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
NEW YORK CITY  CLOUDY    75  70  84 VRB3      29.92S
PHILADELPHIA   CLOUDY    76  75  97 CALM      29.87F
PITTSBURGH     MOCLDY    72  69  90 SW8       29.90S
ROANOKE        CLEAR     73  69  87 W9        29.99F
RICHMOND       CLOUDY    74  73  97 SW7       29.89F
RALEIGH        MOCLDY    77  73  87 SW5       29.95S

$$

ANZ530>537-201000-
MARINE OBSERVATIONS

STATION/POSITION TIME  TEMP    WIND        PRES
                       AIR SEA DIR/SP/G
                 (UTC) (F)     (DEG/KT/KT) (MB)
THOMAS PT LIGHT  0900   76     230/  5/  6 1012.8R
TOLCHESTER       0824   76 85  140/  3/  4 1011.5
GOOSES REEF      0848   76 84  240/ 10/ 12   N/A
COVE POINT       0824   76     250/  6/  8 1012.7
BALT HARBOR      0824   77 84   CALM  /  1   N/A
BALT KEY BRIDGE  0824   76     240/  5/  6 1011.8
ANNAPOLIS USNA   0824   76 85  230/  2/  4 1011.1
ANNAPOLIS CBIBS  0848   75 83  290/  4/  6   N/A
WASH DC CHANNEL  0824   78 86  160/  5/  6 1011.7
DAHLGREN         0824   74 88  250/  3/  4 1011.1
LEWISETTA        0824   75 86  230/  7/  9 1011.6
SOLOMONS ISLAND  0824   76 85  250/  5/  7 1011.5
PINEY POINT      0824          250/  5/  8   N/A
POTOMAC BUOY     0848   76 84  250/  8/ 12   N/A
CAMBRIDGE PIER   0824   75 86  240/  2/  3 1012.0
BISHOPS HEAD     0824   79 85  240/ 10/ 11 1012.1
CHESAPEAKE CITY  0824   76 86  140/  3/  4 1011.5

$$