Severe Thunderstorms and Heavy Rainfall Across the South; Heat Spreads Across the West and Southern Plains

A couple of frontal boundaries will move east and south from the Plains to the Gulf and Atlantic coastlines. These boundaries will focus showers and thunderstorms through the weekend, with scattered severe thunderstorms from the Southern Plains and across the Gulf Coast states. Locally heavy rainfall may also occur, which may be welcome news across drought areas. Meanwhile, heat spreads westward. Read More >

Location	Sky/Weather	Temp. (°F)	Dewpt. (°F)	Humidity (%)	Wind (mph)	Pressure (in)	Remarks
Washington National	Partly Sunny	73	54	51	S10	29.77R
Dulles Intl.	Cloudy	74	49	41	SW6	29.77R
BWI Airport	Partly Sunny	69	54	58	E9	29.78S
Baltimore/Inner Harbor, MD	Missing	72	53	51	MISG	29.79S
Charlottesville, VA	Mostly Sunny	73	49	42	SW10	29.77R
Fredericksburg, VA	Partly Sunny	76	47	36	SW10	29.76S
Staunton, VA	Partly Sunny	72	47	40	SW10	29.80S
Winchester, VA	Mostly Sunny	68	46	45	CALM	29.78R
Annapolis, MD	Mostly Sunny	67	56	67	SE7	29.80R
Hagerstown Airport, MD	Sunny	67	52	58	CALM	29.79F
Baltimore/Martin, MD	Mostly Sunny	70	50	49	CALM	29.82R
Martinsburg, WV	Sunny	70	49	47	NE5	29.77S
Petersburg, WV	Mostly Sunny	70	45	40	CALM	29.77R
Patuxent River, MD	Mostly Sunny	68	58	70	SE10	29.79R
Cumberland, MD	Mostly Sunny	66	51	58	CALM	29.82F
Oakland, MD	Mostly Sunny	59	45	58	SW13G25	29.82R

Hourly observations from: 600 PM EDT SAT MAY 09 2026

NZUS51 KLWX 092210
HRRLWX

HOURLY OBSERVATIONS AROUND THE LWX CWA
600 PM EDT SAT MAY 09 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 PTSUNNY   73  54  51 S10       29.77R                  
BALT INNER HAR   N/A     72  53  51 MISG      29.79S                  


...WASHINGTON SUBURBS...
  
CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
DULLES         CLOUDY    74  49  41 SW6       29.77R                  
MANASSAS*      CLOUDY    74  52  46 S5        29.77S                  
LEESBURG*      CLOUDY    73  55  53 W5        29.79S                  
GAITHERSBURG*  CLOUDY    71  51  49 W8        29.79F                  
FT BELVOIR     MOSUNNY   76  51  42 SE5       29.74R                  
QUANTICO       CLOUDY    72  56  57 S7        29.78R                  
COLLEGE PARK*  PTSUNNY   73  51  46 CALM      29.78S                  

...CENTRAL VIRGINIA...
  
CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
CULPEPER*      CLOUDY    76  44  32 S7        29.77S                  
CHARLOTTESVILL MOSUNNY   73  49  42 SW10      29.77R                  
WARRENTON*       N/A     74  46  36 S3        29.77R                  
ORANGE*        CLOUDY    73  46  38 SW8       29.77R                  
GORDONSVILLE*  PTSUNNY   75  50  41 SW10G16   29.76S                  
FREDERICKSBRG* PTSUNNY   76  47  36 SW10      29.76S                  
LOUISA*        MOSUNNY   74  50  42 SW3       29.78S                  
ASHLAND        PTSUNNY   76  51  41 SW6       29.80R                  
RICHMOND       PTSUNNY   76  50  40 SW6       29.78S                  

...NORTHEAST/CENTRAL MARYLAND...
  
CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
BWI AIRPORT    PTSUNNY   69  54  58 E9        29.78S                  
ANNAPOLIS      MOSUNNY   67  56  67 SE7       29.80R                  
MARTIN AIRPORT MOSUNNY   70  50  49 CALM      29.82R                  
WESTMINSTER*   MOSUNNY   66  52  59 E5        29.80F                  
FREDERICK*     MOSUNNY   70  52  52 NE8       29.80F                  
FORT MEADE*    MOSUNNY   70  55  60 E6        29.81S                  

...SOUTHERN MARYLAND...
  
CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
PATUXENT RIVER MOSUNNY   68  58  70 SE10      29.79R                  
ST MARYS CITY  PTSUNNY   71  55  56 SE7       29.78R                  

...MARYLAND EASTERN SHORE...
  
CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
SALISBURY      MOSUNNY   74  53  48 S8        29.80S                  
CAMBRIDGE*     SUNNY     72  55  56 S8        29.79R                  
OCEAN CITY     SUNNY     66  60  81 S8        29.81F                  
BAY BRIDGE AP* MOSUNNY  N/A N/A N/A N6        29.79R                  
EASTON*        SUNNY     73  52  46 SW12      29.79R                  

...SHENANDOAH VALLEY...
  
CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
MARTINSBURG    SUNNY     70  49  47 NE5       29.77S                  
HAGERSTOWN APT SUNNY     67  52  58 CALM      29.79F                  
STAUNTON*      PTSUNNY   72  47  40 SW10      29.80S                  
WINCHESTER*    MOSUNNY   68  46  45 CALM      29.78R                  
NEW MARKET*    CLOUDY    73  49  42 CALM      29.77R                  
WAYNESBORO*    CLOUDY    70  47  44 SW7       29.80S                  

...APPALACHIANS...
  
CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
PETERSBURG WV* MOSUNNY   70  45  40 CALM      29.77R                  
CUMBERLAND*    MOSUNNY   66  51  58 CALM      29.82F                  
OAKLAND*       MOSUNNY   59  45  58 SW13G25   29.82R                  
HOT SPRINGS*   CLOUDY    61  40  46 W13       29.88R HAZE             
ELKINS         CLOUDY    65  45  48 W12G20    29.84R                  
BEDFORD PA*    CLOUDY    62  46  54 S10       29.77S                  
JOHNSTOWN      MOSUNNY   60  44  55 W14G26    29.78S                  
ALTOONA        PTSUNNY   61  49  64 S8        29.78S                  

...SOUTHERN PENNSYLVANIA/DELAWARE...
  
CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
YORK           PTSUNNY   64  50  60 E5        29.80F                  
WILMINGTON     CLOUDY    62  51  67 NE9       29.83S                  

...MARINE OBSERVATIONS...
  
STATION/POSITION TIME  TEMP    WIND        PRES
                       AIR SEA DIR/SP/G
                 (UTC) (F)     (DEG/KT/KT) (MB)
THOMAS PT LIGHT  2200   66     190/ 11/ 12 1009.6R
TOLCHESTER       2130   65 63   10/  7/  7 1009.0R
COVE POINT       2130   64     140/ 11/ 12 1009.8R
GOOSES REEF      2148   61 62  180/ 14/ 16   N/A
BALT HARBOR      2130   69 62  160/  5/  7   N/A
BALT KEY BRIDGE  2130   67      80/  5/  5 1008.9R
ANNAPOLIS USNA   2130   66 64   80/  6/  8 1008.2R
ANNAPOLIS CBIBS  2148   64 62   70/  4/  6   N/A
WASH DC CHANNEL  2130   72 66  180/  7/  9 1007.2R
DAHLGREN         2124   75 66  250/  7/ 10 1007.3
LEWISETTA        2124   75 65  210/ 14/ 17 1008.1
SOLOMONS ISLAND  2130   65 63  130/ 11/ 12 1008.5R
PINEY POINT      2124          100/  5/  7   N/A
POTOMAC BUOY     2148   65 62  130/ 12/ 14   N/A
CAMBRIDGE PIER   2130   72 64  170/  7/  9 1009.0R
BISHOPS HEAD     2130   66 68  150/ 10/ 11 1008.9R
CHESAPEAKE CITY  2130   64 64   70/  7/  8 1009.4R

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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