Severe Thunderstorms in the Ohio and Tennessee Valleys; Flash Flooding Possible in the Southwest

Scattered damaging winds, isolated severe hail, and a brief tornado or two are possible from the Upper Ohio to Tennessee Valleys during the late afternoon and evening. Across the Southwest, monsoonal moisture will continue to bring heavy rain and a threat for isolated to scattered flash flooding through Saturday. Read More >

Location	Sky/Weather	Temp. (°F)	Dewpt. (°F)	Humidity (%)	Wind (mph)	Pressure (in)	Remarks
Washington National	Partly Sunny	67	57	70	N5	30.10S
Dulles Intl.	Partly Sunny	72	49	44	N10G21	30.11S
BWI Airport	Partly Sunny	68	59	73	NW5	30.09S
Baltimore/Inner Harbor, MD	Missing	69	55	60	MISG	30.13R
Charlottesville, VA	Cloudy	66	53	63	N5	30.13R
Fredericksburg, VA	Light Rain	66	55	67	NW5	30.11R
Staunton, VA	Mostly Sunny	67	50	55	N5	30.17R
Winchester, VA	Mostly Sunny	70	46	43	NW8	30.11S
Annapolis, MD	Cloudy	66	58	75	NW6	30.10R
Hagerstown Airport, MD	Partly Sunny	71	45	39	NW15	30.11S
Baltimore/Martin, MD	Cloudy	68	61	77	N5	30.11R
Martinsburg, WV	Partly Sunny	71	46	40	NW14	30.11S
Patuxent River, MD	Light Rain	63	60	90	N9	30.10R
Cumberland, MD	Partly Sunny	68	45	42	NW12	30.18S
Oakland, MD	Mostly Sunny	57	43	58	VRB6G14	30.17S

Hourly observations from: 1200 PM EDT SUN SEP 07 2025

NZUS51 KLWX 071610
HRRLWX

HOURLY OBSERVATIONS AROUND THE LWX CWA
1200 PM EDT SUN SEP 07 2025

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   67  57  70 N5        30.10S                  
BALT INNER HAR   N/A     69  55  60 MISG      30.13R                  


...WASHINGTON SUBURBS...
  
CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
DULLES         PTSUNNY   72  49  44 N10G21    30.11S                  
MANASSAS*      CLOUDY    69  53  56 N7        30.12S                  
LEESBURG*      PTSUNNY   68  52  56 N13       30.13S                  
GAITHERSBURG*  MOSUNNY   70  55  59 NW8       30.12S                  
FT BELVOIR     MOSUNNY   68  57  67 CALM      30.08S                  
QUANTICO       CLOUDY    67  56  67 NW8       30.12R                  
ANDREWS AFB    CLOUDY    66  58  75 N5        30.08S                  
COLLEGE PARK*  PTSUNNY   69  59  71 CALM      30.11S                  

...CENTRAL VIRGINIA...
  
CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
CULPEPER*      CLOUDY    68  52  56 NW6       30.13S                  
CHARLOTTESVILL CLOUDY    66  53  63 N5        30.13R                  
WARRENTON*     CLOUDY    69  47  44 N7        30.12R                  
ORANGE*        CLOUDY    64  54  68 N3        30.13R                  
FREDERICKSBRG* LGT RAIN  66  55  67 NW5       30.11R                  
LOUISA*        LGT RAIN  62  57  85 CALM      30.14R                  
ASHLAND        HVY RAIN  60  58  92 CALM      30.14R FOG              
RICHMOND       CLOUDY    61  58  90 N10       30.11F                  

...NORTHEAST/CENTRAL MARYLAND...
  
CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
BWI AIRPORT    PTSUNNY   68  59  73 NW5       30.09S                  
ANNAPOLIS      CLOUDY    66  58  75 NW6       30.10R                  
MARTIN AIRPORT CLOUDY    68  61  77 N5        30.11R                  
WESTMINSTER*   SUNNY     72  46  40 W8        30.10S                  
FREDERICK*     SUNNY     72  46  40 NW12      30.11S                  
FORT MEADE*    PTSUNNY   68  61  77 CALM      30.12S                  

...SOUTHERN MARYLAND...
  
CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
PATUXENT RIVER LGT RAIN  63  60  90 N9        30.10R                  
ST MARYS CITY  RAIN      62  60  93 CALM      30.09R FOG              

...MARYLAND EASTERN SHORE...
  
CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
SALISBURY      LGT RAIN  62  60  93 N12G20    30.08S FOG              
CAMBRIDGE*     PTSUNNY   63  61  94 N8G14     30.09S FOG              
OCEAN CITY     LGT RAIN  65  64  97 N9G20     30.06S                  
BAY BRIDGE AP* CLOUDY    66  60  80 N3        30.09F                  
EASTON*        LGT RAIN  63  61  94 N5        30.10R FOG              

...SHENANDOAH VALLEY...
  
CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
MARTINSBURG    PTSUNNY   71  46  40 NW14      30.11S                  
HAGERSTOWN APT PTSUNNY   71  45  39 NW15      30.11S                  
STAUNTON*      MOSUNNY   67  50  55 N5        30.17R                  
WINCHESTER*    MOSUNNY   70  46  43 NW8       30.11S                  
NEW MARKET*    PTSUNNY   69  47  45 N7        30.13S                  
WAYNESBORO*    CLOUDY    63  50  63 N7        30.15S                  

...APPALACHIANS...
  
CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
CUMBERLAND*    PTSUNNY   68  45  42 NW12      30.18S                  
OAKLAND*       MOSUNNY   57  43  58 VRB6G14   30.17S                  
HOT SPRINGS*   MOSUNNY   58  45  61 NW8       30.19R                  
ELKINS         MOSUNNY   63  48  58 W10       30.20R                  
BEDFORD PA*    PTSUNNY   65  39  39 W10G20    30.14S                  
JOHNSTOWN      MOSUNNY   59  41  51 W14G21    30.16R                  
ALTOONA        PTSUNNY   65  43  44 NW12G17   30.14S                  

...SOUTHERN PENNSYLVANIA/DELAWARE...
  
CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
YORK           MOSUNNY   68  48  48 VRB5      30.09F                  
WILMINGTON     LGT RAIN  65  60  84 NW5       30.08S                  

...MARINE OBSERVATIONS...
  
STATION/POSITION TIME  TEMP    WIND        PRES
                       AIR SEA DIR/SP/G
                 (UTC) (F)     (DEG/KT/KT) (MB)
THOMAS PT LIGHT  1600   65     330/  9/ 11 1019.8F
TOLCHESTER       1530   64 76   70/  3/  4 1018.9F
COVE POINT       1530   63      10/ 12/ 19 1020.0R
GOOSES REEF      1548   62 76  360/ 14/ 17   N/A
BALT HARBOR      1530   67 76  320/  2/  6   N/A
BALT KEY BRIDGE  1530   66     320/  6/  7 1019.1R
ANNAPOLIS USNA   1530   65 77  320/  3/  4 1018.5R
ANNAPOLIS CBIBS  1548   65 76  360/  6/ 10   N/A
WASH DC CHANNEL  1530   67 77  300/  3/  6 1019.5F
DAHLGREN         1524   64 77   CALM  /  3 1018.9
LEWISETTA        1524   63 76  360/  8/ 12 1019.2
SOLOMONS ISLAND  1530   62 77  350/  6/  9 1018.9R
PINEY POINT      1524          350/ 10/ 15   N/A
POTOMAC BUOY     1548   62 76  330/ 12/ 16   N/A
CAMBRIDGE PIER   1530   64 75   10/ 11/ 13 1019.3R
BISHOPS HEAD     1530   62 73   10/ 13/ 15 1018.9R
CHESAPEAKE CITY  1530   63 77   20/  3/  4 1018.6F

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

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