National Weather Service United States Department of Commerce

Severe Thunderstorms in the Ohio Valley and Mid-Atlantic; Heat Continuing in the Central U.S.

Widespread strong to severe thunderstorms are expected from the Upper Ohio Valley into the Mid-Atlantic through Friday, with damaging winds as the primary threat. Dangerous heat will continue from the South-Central U.S. to the Midwest, Ohio/Tennessee valleys, and Mid-Atlantic. Widespread Major to Extreme Heat Risk is forecast into the weekend and will confine to the South-Central U.S. by Labor Day Read More >


Location Sky/Weather Temp.
(°F)
Dewpt.
(°F)
Humidity
(%)
Wind
(mph)
Pressure
(in)
Remarks
Washington National Mostly Cloudy 83 77 82 S6 29.93F HX92
Dulles Intl. Cloudy 83 76 79 SW7 29.95S HX91
BWI Airport Cloudy 83 75 77 S3 29.93S HX90
Baltimore/Inner Harbor, MD Missing
85 74 69 MISG 29.93R HX92
Charlottesville, VA Partly Cloudy 78 74 87 W5 29.99S
Fredericksburg, VA Mostly Cloudy Missing
Missing
Missing
CALM 29.94S
Staunton, VA Partly Cloudy 75 74 96 CALM 30.07R
Winchester, VA Mostly Cloudy 81 70 69 W5 29.98S
Annapolis, MD Mostly Cloudy 83 76 79 CALM 29.93F HX91
Hagerstown Airport, MD Mostly Cloudy 72 69 90 W6 29.99F
Baltimore/Martin, MD Clear 81 77 89 CALM 29.94F
Martinsburg, WV Mostly Cloudy 79 65 62 N7 29.98R
Petersburg, WV Mostly Cloudy 77 77 100 CALM 30.02R
Patuxent River, MD Mostly Cloudy 80 77 90 SE3 29.93F
Cumberland, MD HVYRAIN 70 66 88 NE9G20 30.12R Fog
Oakland, MD Thunderstorm 66 66 100 VRB7G15 30.15R VSB1/2
Hourly observations from: 1000 PM EDT THU SEP 03 2026
NZUS51 KLWX 040211
HRRLWX

HOURLY OBSERVATIONS AROUND THE LWX CWA
1000 PM EDT THU SEP 03 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    83  77  82 S6        29.93F HX  92           
BALT INNER HAR   N/A     85  74  69 MISG      29.93R HX  92           


...WASHINGTON SUBURBS...
  
CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
DULLES         CLOUDY    83  76  79 SW7       29.95S HX  91           
MANASSAS*      MOCLDY    80  77  90 CALM      29.96S                  
LEESBURG*      MOCLDY    82  79  89 SW5       29.97R HX  93           
GAITHERSBURG*  MOCLDY    83  78  85 CALM      29.97S HX  93           
FT BELVOIR     MOCLDY    79  76  91 CALM      29.91F                  
QUANTICO         N/A     84  77  79 CALM      29.95F HX  94           
ANDREWS AFB    MOCLDY    81  74  79 SW3       29.92S                  
COLLEGE PARK*  MOCLDY    85  76  72 CALM      29.94S HX  95           

...CENTRAL VIRGINIA...
  
CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
CULPEPER*      MOCLDY    80  76  89 CALM      29.97S                  
CHARLOTTESVILL PTCLDY    78  74  87 W5        29.99S                  
WARRENTON*     MOCLDY    78  75  91 CALM      29.97R                  
ORANGE*          N/A     77  77 100 CALM      29.98R                  
GORDONSVILLE*  MOCLDY    79  79  99 CALM      29.97S                  
FREDERICKSBRG* MOCLDY   N/A N/A N/A CALM      29.94S                  
LOUISA*        PTCLDY    82  76  83 S3        29.98S                  
ASHLAND        PTCLDY    82  76  81 CALM      29.97F                  
RICHMOND       MOCLDY    83  76  79 SE6       29.96F HX  91           

...NORTHEAST/CENTRAL MARYLAND...
  
CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
BWI AIRPORT    CLOUDY    83  75  77 S3        29.93S HX  90           
ANNAPOLIS      MOCLDY    83  76  79 CALM      29.93F HX  91           
MARTIN AIRPORT CLEAR     81  77  89 CALM      29.94F                  
WESTMINSTER*   MOCLDY    81  75  83 SW5       29.97R                  
FREDERICK*     MOCLDY    79  78  97 CALM      29.95S                  

...SOUTHERN MARYLAND...
  
CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
PATUXENT RIVER MOCLDY    80  77  90 SE3       29.93F                  
ST MARYS CITY  PTCLDY    78  77  96 CALM      29.91F                  

...MARYLAND EASTERN SHORE...
  
CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
SALISBURY      MOCLDY    79  77  94 SW3       29.95F                  
CAMBRIDGE*     CLEAR     79  79 100 CALM      29.93F                  
OCEAN CITY     MOCLDY    81  78  91 W8        29.95F                  
BAY BRIDGE AP* MOCLDY    84  77  79 S6        29.93S HX  93           
EASTON*        CLEAR     81  77  89 S6        29.92F                  

...SHENANDOAH VALLEY...
  
CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
MARTINSBURG    MOCLDY    79  65  62 N7        29.98R                  
HAGERSTOWN APT MOCLDY    72  69  90 W6        29.99F                  
STAUNTON*      PTCLDY    75  74  96 CALM      30.07R                  
WINCHESTER*    MOCLDY    81  70  69 W5        29.98S                  
NEW MARKET*    PTCLDY    78  65  65 CALM      30.02R                  
WAYNESBORO*    PTCLDY    76  73  93 CALM      30.07R                  

...APPALACHIANS...
  
CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
PETERSBURG WV* MOCLDY    77  77 100 CALM      30.02R                  
CUMBERLAND*    HVY RAIN  70  66  88 NE9G20    30.12R FOG              
OAKLAND*       TSTM      66  66 100 VRB7G15   30.15R VSB 1/2          
HOT SPRINGS*     N/A     76  66  70 W9        30.22S                  
ELKINS         MOCLDY    74  73  97 CALM      30.10R                  
BEDFORD PA*    RAIN      67  66  97 S3        30.10R                  
JOHNSTOWN      TSTM      65  64  97 NW13G25   30.14R FOG              
ALTOONA        CLOUDY    68  66  93 W9        30.10R                  

...SOUTHERN PENNSYLVANIA/DELAWARE...
  
CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
YORK           MOCLDY    76  73  91 SW3       29.95R                  
WILMINGTON     MOCLDY    79  72  79 SW6       29.92F                  

...MARINE OBSERVATIONS...
  
STATION/POSITION TIME  TEMP    WIND        PRES
                       AIR SEA DIR/SP/G
                 (UTC) (F)     (DEG/KT/KT) (MB)
THOMAS PT LIGHT  0200   83     210/ 11/ 11 1014.6F
TOLCHESTER       0130   83 82  150/  4/  7 1013.2F
COVE POINT       0130   83     130/  5/  5 1014.9F
GOOSES REEF      0142   81 83  190/  6/  8   N/A
BALT HARBOR      0130   84 83  220/  2/  3   N/A
BALT KEY BRIDGE  0130   84     200/  4/  4 1013.3F
ANNAPOLIS USNA   0130   86 83  180/  3/  5 1012.8F
ANNAPOLIS CBIBS  0148   81 81  210/  6/  6   N/A
WASH DC CHANNEL  0130   85 83  210/  4/  7 1013.2F
DAHLGREN         0130   83 86  170/  1/  2 1013.0F
LEWISETTA        0130   84 86  200/  4/  4 1014.4F
SOLOMONS ISLAND  0130   83 84  160/  3/  3 1014.0F
PINEY POINT      0130          150/  3/  3   N/A
POTOMAC BUOY     0148   83 84  170/  6/  8   N/A
CAMBRIDGE PIER   0130   83 83  200/  5/  7 1014.4F
BISHOPS HEAD     0130   84 85  190/  6/  7 1014.7F
CHESAPEAKE CITY  0130   76 81  150/  1/  2 1013.5F

  

 

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