National Weather Service United States Department of Commerce

Location Sky/Weather Temp.
(°F)
Dewpt.
(°F)
Humidity
(%)
Wind
(mph)
Pressure
(in)
Remarks
Washington National Mostly Cloudy 77 72 84 W5 29.85F
Dulles Intl. Partly Cloudy 72 71 97 CALM 29.87S
BWI Airport Mostly Cloudy 72 71 97 W3 29.84F
Baltimore/Inner Harbor, MD Missing
76 72 87 MISG 29.84F
Charlottesville, VA Mostly Cloudy 74 73 97 W3 29.89F
Fredericksburg, VA Mostly Cloudy Missing
Missing
Missing
NW3 29.85F
Staunton, VA Cloudy 73 72 98 CALM 29.94F
Winchester, VA Partly Cloudy 70 68 94 CALM 29.90S
Annapolis, MD Partly Cloudy 76 72 87 W5 29.83F
Hagerstown Airport, MD Partly Cloudy 73 71 93 SW3 29.89F
Martinsburg, WV Partly Cloudy 72 71 97 CALM 29.88F
Petersburg, WV Cloudy 71 71 100 CALM 29.92F
Patuxent River, MD Partly Cloudy 75 73 93 W7 29.84S
Cumberland, MD Partly Cloudy 72 70 93 CALM 29.96F
Oakland, MD Fog 66 66 100 N6 30.02S VSB<1/4
Hourly observations from: 200 AM EDT TUE AUG 18 2026

 

 

NZUS51 KLWX 180610
HRRLWX

HOURLY OBSERVATIONS AROUND THE LWX CWA
200 AM EDT TUE AUG 18 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 MOCLDY    77  72  84 W5        29.85F                  
BALT INNER HAR   N/A     76  72  87 MISG      29.84F                  


...WASHINGTON SUBURBS...
  
CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
DULLES         PTCLDY    72  71  97 CALM      29.87S                  
MANASSAS*      PTCLDY    71  71 100 SE3       29.87F                  
LEESBURG*      PTCLDY    72  72 100 W6        29.88F                  
GAITHERSBURG*  PTCLDY    71  32  23 CALM      29.89S                  
FT BELVOIR     PTCLDY    73  71  94 CALM      29.82F                  
QUANTICO       PTCLDY    74  72  93 W6        29.86F                  
ANDREWS AFB    PTCLDY    77  73  87 W5        29.83F                  
COLLEGE PARK*  PTCLDY    76  73  90 NW6       29.86F                  

...CENTRAL VIRGINIA...
  
CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
CULPEPER*        N/A     73  71  94 CALM      29.88F FOG              
CHARLOTTESVILL MOCLDY    74  73  97 W3        29.89F                  
WARRENTON*     PTCLDY    73  70  91 CALM      29.87F                  
ORANGE*          N/A     72  72 100 CALM      29.87F                  
GORDONSVILLE*  MOCLDY   N/A N/A N/A CALM      29.87F                  
FREDERICKSBRG* MOCLDY   N/A N/A N/A NW3       29.85F                  
LOUISA*        PTCLDY    72  72  99 SW3       29.88F                  
ASHLAND        PTCLDY    74  73  97 CALM      29.87F                  
RICHMOND       PTCLDY    77  74  90 CALM      29.85F                  

...NORTHEAST/CENTRAL MARYLAND...
  
CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
BWI AIRPORT    MOCLDY    72  71  97 W3        29.84F                  
ANNAPOLIS      PTCLDY    76  72  87 W5        29.83F                  
WESTMINSTER*   CLEAR     70  70 100 CALM      29.88F FOG              
FREDERICK*     PTCLDY    70  70 100 CALM      29.88F FOG              

...SOUTHERN MARYLAND...
  
CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
PATUXENT RIVER PTCLDY    75  73  93 W7        29.84S                  
ST MARYS CITY  PTCLDY    75  74  96 CALM      29.81F                  

...MARYLAND EASTERN SHORE...
  
CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
SALISBURY      MOCLDY    74  73  97 CALM      29.83F                  
CAMBRIDGE*     CLEAR     73  75 100 CALM      29.83F FOG              
BAY BRIDGE AP* CLEAR     76  73  89 NW6       29.84S                  
EASTON*        PTCLDY    74  74 100 CALM      29.83F FOG              

...SHENANDOAH VALLEY...
  
CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
MARTINSBURG    PTCLDY    72  71  97 CALM      29.88F                  
HAGERSTOWN APT PTCLDY    73  71  93 SW3       29.89F                  
STAUNTON*      CLOUDY    73  72  98 CALM      29.94F                  
WINCHESTER*    PTCLDY    70  68  94 CALM      29.90S                  
NEW MARKET*    MOCLDY    71  70  97 CALM      29.91F                  
WAYNESBORO*    MOCLDY    74  71  89 CALM      29.94F                  

...APPALACHIANS...
  
CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
PETERSBURG WV* CLOUDY    71  71 100 CALM      29.92F                  
CUMBERLAND*    PTCLDY    72  70  93 CALM      29.96F                  
OAKLAND*       FOG       66  66 100 N6        30.02S VSB<1/4          
HOT SPRINGS*     N/A     68  68  99 W9        30.07S                  
ELKINS         CLOUDY    70  70 100 CALM      29.99F                  
BEDFORD PA*    PTCLDY    67  67  98 NW7       29.94S                  
JOHNSTOWN      PTCLDY    64  63  96 CALM      30.00S                  
ALTOONA        PTCLDY    67  65  93 W3        29.96R                  

...SOUTHERN PENNSYLVANIA/DELAWARE...
  
CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
WILMINGTON     CLEAR     72  72 100 CALM      29.84S                  

...MARINE OBSERVATIONS...
  
STATION/POSITION TIME  TEMP    WIND        PRES
                       AIR SEA DIR/SP/G
                 (UTC) (F)     (DEG/KT/KT) (MB)
THOMAS PT LIGHT  0600   78     280/  9/ 10 1011.5F
TOLCHESTER       0530   78 82  290/  9/ 10 1010.5F
COVE POINT       0530   76     270/  6/  8 1011.5R
GOOSES REEF      0542   76 83  310/ 12/ 14   N/A
BALT HARBOR      0530   76 83  300/  4/  7   N/A
BALT KEY BRIDGE  0530   76     280/  8/  9 1010.8F
ANNAPOLIS USNA   0530      84  290/  5/  8 1010.0F
ANNAPOLIS CBIBS  0542   76 82  280/  8/ 10   N/A
WASH DC CHANNEL  0530   78 84              1010.5F
DAHLGREN         0530   76 84   CALM  /  1 1010.1F
LEWISETTA        0530   77 85  300/  6/  7 1010.5F
SOLOMONS ISLAND  0530   77 84  270/  5/  8 1010.7R
PINEY POINT      0530          240/  6/  8   N/A
POTOMAC BUOY     0542   80 83  290/  8/ 10   N/A
CAMBRIDGE PIER   0530   78 85  280/  5/  6 1010.7S
BISHOPS HEAD     0530   80 84  290/ 10/ 11 1010.7S
CHESAPEAKE CITY  0530   75 83     CALM     1010.6S

  

 

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