Weather Roundup
Issued by NWS Sterling, VA

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574
NZUS51 KLWX 121210
HRRLWX

HOURLY OBSERVATIONS AROUND THE LWX CWA
800 AM EDT SAT SEP 12 2026

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

 * =Non NWS site. Station does not report significant weather
    and/or obstructions to visibility.

...DOWNTOWN AREAS...

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
WASHINGTON NAT CLOUDY    73  66  78 CALM      30.08R
BALT INNER HAR   N/A     71  65  81 MISG      30.09R


...WASHINGTON SUBURBS...

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
DULLES         CLOUDY    71  67  87 E5        30.08R
MANASSAS*      CLOUDY    71  67  87 CALM      30.08R
LEESBURG*      CLOUDY    68  68 100 NE3       30.10R
GAITHERSBURG*  CLOUDY    68  50  53 CALM      30.10R
FT BELVOIR     PTSUNNY   72  67  85 CALM      30.04R
QUANTICO       CLOUDY    74  68  81 NE5       30.08R
ANDREWS AFB    PTSUNNY   71  66  85 E3        30.05R
COLLEGE PARK*  CLOUDY    69  66  90 CALM      30.09R

...CENTRAL VIRGINIA...

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
CULPEPER*      CLOUDY    71  69  93 CALM      30.09R FOG
CHARLOTTESVILL LGT RAIN  69  69 100 NE7       30.08R FOG
WARRENTON*     PTSUNNY   71  68  91 CALM      30.09R
ORANGE*          N/A     70  70 100 CALM      30.08R
FREDERICKSBRG* CLOUDY    72  69  89 CALM      30.06R
LOUISA*        CLOUDY    71  70  98 NE3       30.08R
ASHLAND        MOSUNNY   73  70  90 CALM      30.07R
RICHMOND       CLOUDY    74  72  93 NE6       30.05R

...NORTHEAST/CENTRAL MARYLAND...

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
BWI AIRPORT    PTSUNNY   70  67  90 E3        30.08R
ANNAPOLIS      CLOUDY    74  66  76 E12       30.08R
MARTIN AIRPORT CLOUDY    70  66  88 CALM      30.10S
WESTMINSTER*   CLOUDY    68  66  94 E3        30.10R
FREDERICK*     CLOUDY    66  66 100 CALM      30.10R
FORT MEADE*    CLOUDY   N/A N/A N/A CALM      30.11R

...SOUTHERN MARYLAND...

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
PATUXENT RIVER CLOUDY    75  69  81 E13       30.07R
ST MARYS CITY  CLOUDY    75  70  84 E7        30.04R

...MARYLAND EASTERN SHORE...

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
SALISBURY      CLOUDY    70  66  87 NE6       30.08R
CAMBRIDGE*     CLOUDY    70  66  88 E5        30.08R
OCEAN CITY     MOSUNNY   76  63  64 E8        30.08R
BAY BRIDGE AP* PTSUNNY   73  65  78 SE7       30.09R
EASTON*        PTSUNNY   70  66  88 E5        30.09R

...SHENANDOAH VALLEY...

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
MARTINSBURG    CLOUDY    68  66  93 CALM      30.07R
HAGERSTOWN APT CLOUDY    67  64  90 CALM      30.08R
STAUNTON*      CLOUDY    70  68  95 CALM      30.11R
WINCHESTER*    CLOUDY    66  64  94 CALM      30.07R
NEW MARKET*    CLOUDY    70  68  95 CALM      30.07R
WAYNESBORO*    CLOUDY    69  69  99 SE3       30.10S

...APPALACHIANS...

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
PETERSBURG WV* CLOUDY    67  67 100 CALM      30.05S
CUMBERLAND*    CLOUDY    66  64  92 CALM      30.11R
OAKLAND*       CLOUDY    64  64 100 SE9       30.10R FOG
HOT SPRINGS*   LGT RAIN  66  65  98 SE3       30.19R VSB<1/4
ELKINS         PTSUNNY   64  64 100 CALM      30.08R FOG
BEDFORD PA*    LGT RAIN  64  63  97 CALM      30.07S
JOHNSTOWN      CLOUDY    65  63  93 SE7       30.08S FOG
ALTOONA          N/A    N/A N/A N/A MISG      30.09R

...SOUTHERN PENNSYLVANIA/DELAWARE...

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
YORK           CLOUDY    65  61  87 CALM      30.10R
WILMINGTON     CLOUDY    64  62  93 NE3       30.10S

...MARINE OBSERVATIONS...

STATION/POSITION TIME  TEMP    WIND        PRES
                       AIR SEA DIR/SP/G
                 (UTC) (F)     (DEG/KT/KT) (MB)
THOMAS PT LIGHT  1200   74     110/ 11/ 12 1019.7R
TOLCHESTER       1124   67 78  100/  4/  5 1018.7
COVE POINT       1124   73      80/ 11/ 13 1019.1
GOOSES REEF      1142   71 79  100/ 14/ 16   N/A
BALT HARBOR      1124   71 80   80/  6/  9   N/A
BALT KEY BRIDGE  1124   70      50/  7/  8 1018.5
ANNAPOLIS USNA   1124   77 80   70/  6/  9 1017.9
ANNAPOLIS CBIBS  1148   73 80   90/ 10/ 14   N/A
WASH DC CHANNEL  1124   72 81   CALM  /  2 1017.6
DAHLGREN         1124   74 80   90/  3/  6 1017.0
LEWISETTA        1124   76 80   90/  8/ 11 1017.7
SOLOMONS ISLAND  1124   75 82  100/ 12/ 13 1017.8
PINEY POINT      1124          100/ 10/ 12   N/A
POTOMAC BUOY     1148   76 80  110/ 12/ 14   N/A
CAMBRIDGE PIER   1124   73 80   90/  9/ 10 1018.5
BISHOPS HEAD     1124   75 78   90/  9/ 13 1018.3
CHESAPEAKE CITY  1124   64 79   60/  2/  3 1019.1