National Weather Service United States Department of Commerce

Location Sky/Weather Temp.
(°F)
Dewpt.
(°F)
Humidity
(%)
Wind
(mph)
Pressure
(in)
Remarks
Washington National Partly Sunny 48 33 56 W8 29.91S
Dulles Intl. Partly Sunny 45 34 65 SW3 29.90F
BWI Airport Partly Sunny 45 34 65 W15G24 29.87R
Charlottesville, VA Fair 47 32 56 VRB5 29.94S
Fredericksburg, VA Fair 38 38 100 CALM 29.94S
Staunton, VA Fair 40 32 73 SW8 29.98R WCI34
Winchester, VA Fair 43 32 65 SW8 29.91F
Annapolis, MD Fair 48 34 58 VRB6 29.88S
Hagerstown Airport, MD Fair 43 31 62 SW8 29.88S
Baltimore/Martin, MD Mostly Sunny 45 39 81 SW6 29.88S
Martinsburg, WV Fair 44 33 65 SW9 29.89S
Patuxent River, MD Fair 46 43 89 SW10 29.91S
Cumberland, MD Partly Sunny 44 32 63 SW6 29.94F
Hourly observations from: 900 AM EST MON DEC 17 2018
NZUS51 KLWX 171411
HRRLWX

HOURLY OBSERVATIONS AROUND THE LWX CWA
900 AM EST MON DEC 17 2018

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 PTSUNNY   48  33  56 W8        29.91S                  
MD SCIENCE CTR   N/A     47  31  53 MISG      29.90R                  


...WASHINGTON SUBURBS...
  
CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
DULLES         PTSUNNY   45  34  65 SW3       29.90F                  
MANASSAS*      FAIR      40  39  97 S3        29.92F                  
LEESBURG*      FAIR      46  36  66 CALM      29.91R                  
GAITHERSBURG*  FAIR      43  34  70 W10       29.89S                  
FT BELVOIR     FAIR      42  37  81 CALM      29.92S                  
QUANTICO       FAIR      41  39  93 W5        29.94F                  
ANDREWS AFB    FAIR      45  34  64 W10       29.89R                  
COLLEGE PARK*  FAIR      46  33  60 W8        29.89S                  

...CENTRAL VIRGINIA...
  
CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
CULPEPER*      FAIR      37  35  94 S3        29.93F                  
CHARLOTTESVILL FAIR      47  32  56 VRB5      29.94S                  
WARRENTON*     FAIR      37  34  91 CALM      29.92S                  
ORANGE*        FAIR      34  34 100 SW7       29.93S WCI  28          
GORDONSVILLE*  FAIR      40  40  99 SW6       29.94S                  
STAFFORD*      FAIR      38  38 100 CALM      29.97S                  
FREDERICKSBRG* FAIR      38  38 100 CALM      29.94S                  
LOUISA*        FAIR      39  35  84 W7        29.99R WCI  34          
ASHLAND        FAIR      38  35  89 W6        29.97S WCI  33          
RICHMOND       FAIR      40  38  93 W6        29.96R                  

...NORTHEAST/CENTRAL MARYLAND...
  
CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
BWI AIRPORT    PTSUNNY   45  34  65 W15G24    29.87R                  
ANNAPOLIS      FAIR      48  34  58 VRB6      29.88S                  
MARTIN AIRPORT MOSUNNY   45  39  81 SW6       29.88S                  
WESTMINSTER*   FAIR      43  30  61 W13       29.85S                  
FREDERICK*     SUNNY     46  34  61 W6        29.92R                  
FORT MEADE*    FAIR      37  37 100 W10G16    29.90S WCI  30          

...SOUTHERN MARYLAND...
  
CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
PATUXENT RIVER FAIR      46  43  89 SW10      29.91S                  
ST MARYS CITY  FAIR      43  39  86 SW7       29.92S                  
LEONARDTOWN*   FAIR      41  39  93 SW7       29.93F                  

...MARYLAND EASTERN SHORE...
  
CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
SALISBURY      FAIR      44  40  85 W9        29.90S                  
CAMBRIDGE*     SUNNY     45  39  81 VRB5      29.91S                  
OCEAN CITY     FAIR      46  38  73 NW10      29.89S                  
BAY BRIDGE AP* FAIR      45  37  76 SW9       29.89S                  
EASTON*        SUNNY     46  39  76 SW6       29.93S                  

...SHENANDOAH VALLEY...
  
CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
MARTINSBURG    FAIR      44  33  65 SW9       29.89S                  
HAGERSTOWN APT FAIR      43  31  62 SW8       29.88S                  
STAUNTON*      FAIR      40  32  73 SW8       29.98R WCI  34          
WINCHESTER*    FAIR      43  32  65 SW8       29.91F                  
FRONT ROYAL*   FAIR      45  32  61 MISG      29.91S                  
LURAY*         FAIR      37  32  81 SW8         N/A  WCI  31          
NEW MARKET*    FAIR      36  33  86 SW3       29.93F                  
WAYNESBORO*    FAIR      42  32  68 W9        29.96R                  

...APPALACHIANS...
  
CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
CUMBERLAND*    PTSUNNY   44  32  63 SW6       29.94F                  
OAKLAND*       CLOUDY    32  32 100 W17G29    29.88R WCI  21          
HOT SPRINGS*   FAIR      33  33 100 W26G33    29.92S WCI  20          
ELKINS         CLOUDY    38  31  76 SW14G23   30.03S WCI  30          
BEDFORD PA*    FAIR      40  30  69 W6G16     29.86F                  
JOHNSTOWN      CLOUDY    35  31  85 W22G36    29.83F WCI  23          
ALTOONA        FAIR      38  31  76 W14       29.85S WCI  30          

...SOUTHERN PENNSYLVANIA/DELAWARE...
  
CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
YORK           FAIR      42  32  67 W6        29.85R                  
WILMINGTON     FAIR      42  38  85 W9        29.84S                  

...MARINE OBSERVATIONS...
  
STATION/POSITION TIME  TEMP    WIND        PRES
                       AIR SEA DIR/SP/G
                 (UTC) (F)     (DEG/KT/KT) (MB)
THOMAS PT LIGHT  1400   45 42  240/ 10/ 12 1012.9F
COVE POINT       1342   43     260/  8/ 12 1013.7S
BALT KEY BRIDGE  1348   45     270/ 16/ 20 1011.2F
LEWISETTA        1342   42 43  260/  9/ 10 1013.4F
SOLOMONS ISLAND  1348   45 43  250/ 10/ 12 1012.8F
PINEY POINT      1336          280/  6/  6   N/A

  

 

For past hours' observations from around the NWS Sterling Area, please visit:
https://forecast.weather.gov/product.php?site=LWX&issuedby=LWX&product=RWR&format=CI&version=1