Weather Roundup
Issued by NWS Sterling, VA

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495
NZUS51 KLWX 202110
HRRLWX

HOURLY OBSERVATIONS AROUND THE LWX CWA
500 PM EDT MON APR 20 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 MOSUNNY   55  19  24 NW18G31   30.22R
BALT INNER HAR   N/A     55  16  21 MISG      30.22S


...WASHINGTON SUBURBS...

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
DULLES         PTSUNNY   52  18  26 NW15G25   30.22S
MANASSAS*      MOSUNNY   55  19  24 N18G28    30.23R
LEESBURG*      MOSUNNY   54  27  35 NW14G25   30.24S
GAITHERSBURG*  MOSUNNY   52  19  27 NW15G25   30.23R
FT BELVOIR     MOSUNNY   58  13  17 NW14G22   30.19S
QUANTICO       MOSUNNY   58  18  21 NW17G28   30.22R
ANDREWS AFB    MOSUNNY   56  15  20 NW20      30.21R
COLLEGE PARK*  MOSUNNY   53  17  23 NW14G22   30.23R

...CENTRAL VIRGINIA...

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
CULPEPER*      MOSUNNY   57  13  17 N12G18    30.22S
CHARLOTTESVILL MOSUNNY   57  16  20 N12G18    30.18R
ORANGE*        SUNNY     55  23  28 N16G22    30.19R
GORDONSVILLE*  SUNNY     59  22  24 N10       30.18R
FREDERICKSBRG* SUNNY     58  20  22 N17G23    30.19R
LOUISA*        MOSUNNY   59  23  25 N12G20    30.18R
ASHLAND        MOSUNNY   60  27  28 VRB6      30.18R
RICHMOND       PTSUNNY   60  29  30 N14G20    30.15R

...NORTHEAST/CENTRAL MARYLAND...

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
BWI AIRPORT    PTSUNNY   55  16  21 NW20G29   30.20R
ANNAPOLIS      PTSUNNY   54  26  34 NW14G21   30.21R
MARTIN AIRPORT PTSUNNY   54  18  24 NW20G26   30.23
FREDERICK*     PTSUNNY   52  23  32 NW12G23   30.25S
FORT MEADE*    PTSUNNY   54  23  30 N12G21    30.24R

...SOUTHERN MARYLAND...

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
PATUXENT RIVER MOSUNNY   57  23  26 NW18      30.19R
ST MARYS CITY  SUNNY     57  22  25 NW14G25   30.18R

...MARYLAND EASTERN SHORE...

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
SALISBURY      MOSUNNY   56  28  34 NW16G24   30.17R
OCEAN CITY     PTSUNNY   58  29  33 NW13G23   30.17R
BAY BRIDGE AP* MOSUNNY  N/A N/A N/A N7        30.21R
EASTON*        MOSUNNY   55  25  30 NW16G24   30.19R

...SHENANDOAH VALLEY...

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
MARTINSBURG    MOSUNNY   52  18  26 NW14G22   30.23R
HAGERSTOWN APT MOSUNNY   51  21  30 NW15G25   30.24R
STAUNTON*      SUNNY     55  16  21 NW15G22   30.21R
WINCHESTER*    MOSUNNY   50  19  29 NW15G26   30.22S
NEW MARKET*    MOSUNNY   53  14  21 N7G21     30.22R
WAYNESBORO*    SUNNY     55  15  20 N10G23    30.18R

...APPALACHIANS...

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
PETERSBURG WV* PTSUNNY   51  15  23 NW15G25   30.23S
CUMBERLAND*    PTSUNNY   48  15  27 NW15G24   30.32R
HOT SPRINGS*   SUNNY     46   9  22 W14G24    30.16R
ELKINS         SUNNY     46  17  31 NW8G20    30.25R
BEDFORD PA*    CLOUDY    42  15  33 NW14G20   30.26S WCI  35
JOHNSTOWN      CLOUDY    37  14  38 NW15G24   30.22R WCI  28
ALTOONA        PTSUNNY   43  13  29 NW15      30.24S

...SOUTHERN PENNSYLVANIA/DELAWARE...

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
YORK           PTSUNNY   48  19  31 NW12G18   30.22R
WILMINGTON     MOSUNNY   55  16  21 NW18      30.19R

...MARINE OBSERVATIONS...

STATION/POSITION TIME  TEMP    WIND        PRES
                       AIR SEA DIR/SP/G
                 (UTC) (F)     (DEG/KT/KT) (MB)
THOMAS PT LIGHT  2100   53     320/ 24/ 30 1023.8R
TOLCHESTER       2024   51     310/ 10/ 17 1022.7
COVE POINT       2024   53     340/ 22/ 26 1023.2
BALT HARBOR      2024   54     340/ 17/ 23   N/A
BALT KEY BRIDGE  2024   53     320/ 19/ 22 1022.0
ANNAPOLIS USNA   2024   54     290/ 17/ 23 1022.0
WASH DC CHANNEL  2024   54     300/ 12/ 19 1022.2
DAHLGREN         2024   57     350/  4/ 10 1021.9
LEWISETTA        2024   56     340/ 13/ 22 1021.9
SOLOMONS ISLAND  2024   55     310/ 10/ 15 1021.9
PINEY POINT      2024          320/ 20/ 24   N/A
POTOMAC BUOY     2048   55 60  340/ 17/ 27   N/A
CAMBRIDGE PIER   2024   54     320/ 15/ 21 1022.5
BISHOPS HEAD     2024   55     320/ 17/ 25 1022.0
CHESAPEAKE CITY  2024   53     310/ 12/ 19 1021.9