SRUS41 KLWX 231421 RVALWX DCC001-MDC001-003-005-009-013-015-017-021-023-025-027- 031-033-037-043-510-VAC003-013-015-043-047-059-061-069- 079-099-107-113-125-137-139-153-157-165-171-177-179-187- 510-540-600-610-630-660-683-685-790-820-840-WVC003-023- 027-031-037-057-065-071-232221- Hydrologic Summary National Weather Service Baltimore MD/Washington DC 1021 AM EDT Sun Aug 23 2026 River levels in the NWS Baltimore/Washington Service Area... Flood Latest 6hr Location Stage Stage Obs Time Chg ...POTOMAC BASIN... North Branch Potomac River Steyer 9.0 2.46 Sun 09 AM 0.00 Kitzmiller 9.0 2.18 Sun 09 AM 0.00 J Randolph Lake Elev. 1456.88 Sun 09 AM -0.19 Barnum 4.15 Sun 09 AM 1.06 Luke 10.5 2.22 Sun 10 AM 0.44 Cumberland 17.0 3.55 Sun 09 AM -0.98 South Branch Potomac River Franklin 7.0 2.02 Sun 10 AM 0.29 Petersburg 14.0 4.32 Sun 10 AM 0.17 Moorefield 7.43 Sun 09 AM 0.12 Springfield 15.0 3.28 Sun 09 AM 1.52 North Fork South Branch Potomac River Cabins 4.53 Sun 10 AM 0.00 South Fork South Branch Potomac River Brandywine 10.0 1.47 Sun 10 AM -0.01 Moorefield 10.0 3.19 Sun 09 AM 0.18 Potomac River Paw Paw 25.0 4.80 Sun 10 AM 0.46 Hancock 30.0 3.71 Sun 09 AM -0.09 Dam Number Five 21.0 M M M Williamsport 23.0 2.33 Sun 06 AM M Shepherdstown 30.0 2.38 Sun 09 AM 0.04 Harpers Ferry 18.0 Temporarily unavailable Point of Rocks 16.0 1.98 Sun 10 AM 0.03 Edwards Ferry 15.0 4.70 Sun 10 AM 0.01 Little Falls 10.0 3.05 Sun 10 AM -0.02 Tidal Potomac River Datum of gage is WMLW /NAVD88 plus 2.26 feet/ DC/Wisconsin Ave. 6.0 2.73 Sun 10 AM -2.53 Datum of gage is NAVD88 Alexandria Dock 3.3 0.51 Sun 10 AM -2.48 Washington Channel Datum of gage is MLLW /NAVD88 plus 1.40 feet/ DC/SW Waterfront 4.2 1.73 Sun 10 AM -2.52 Savage River Barton 1.23 Sun 09 AM -0.01 Savage River RS Elev. 1453.24 Sun 09 AM -0.04 Bloomington 0.80 Sun 09 AM 0.00 Georges Creek Franklin/Wstrnprt. 8.0 2.00 Sun 10 AM -0.01 Wills Creek Hyndman PA 3.13 Sun 09 AM -0.43 Cumberland 10.0 3.85 Sun 10 AM -0.78 Cacapon River Great Cacapon 9.0 1.57 Sun 09 AM -0.02 Tonoloway Creek Needmore PA 2.85 Sun 10 AM -0.03 Hancock 3.19 Sun 10 AM 1.42 Conococheague Creek Fairview 10.0 3.04 Sun 10 AM 1.05 Opequon Creek Berryville 10.0 5.24 Sun 10 AM -0.64 Martinsburg 10.0 1.81 Sun 10 AM 0.00 Antietam Creek Waynesboro PA 6.5 2.51 Sun 10 AM -0.11 Sharpsburg 8.0 2.63 Sun 10 AM 0.21 Monocacy River Bridgeport 13.0 3.33 Sun 09 AM 0.60 Frederick/Monocacy 3.05 Sun 09 AM 0.52 Frederick/I-70 15.0 3.10 Sun 09 AM -0.28 Goose Creek Middleburg 13.0 2.46 Sun 10 AM 0.17 Leesburg 12.0 1.18 Sun 10 AM -0.01 Seneca Creek Dawsonville 7.5 2.03 Sun 10 AM -0.01 Rock Creek Sherrill Drive DC 7.0 M M M Joyce Drive DC 1.94 Sun 10 AM 0.23 Bull Run Catharpin M M M Manassas Park 12.0 M M M ...SHENANDOAH BASIN... North Fork Shenandoah River Cootes Store 15.0 3.24 Sun 09 AM 0.12 Mount Jackson 13.0 2.90 Sun 10 AM 0.32 Strasburg 17.0 1.91 Sun 09 AM -0.05 South Fork Shenandoah River Lynnwood 16.0 2.35 Sun 10 AM -0.02 Luray 14.0 2.27 Sun 10 AM -0.19 Front Royal 12.0 1.19 Sun 09 AM -0.02 Shenandoah River Millville 10.0 1.78 Sun 09 AM -0.11 North River Stokesville 1.86 Sun 10 AM -0.04 Burketown 11.0 2.27 Sun 10 AM -0.55 Middle River Churchville 8.0 M M M Grottoes 12.0 3.13 Sun 09 AM -0.02 South River Waynesboro 9.5 2.32 Sun 09 AM 0.00 Rife Rd-Waynesboro 10.0 M M M Dooms 11.0 1.97 Sun 10 AM 0.01 Harriston 9.5 2.14 Sun 10 AM 0.01 ...RAPPAHANNOCK BASIN... Rapidan River Ruckersville 14.0 2.58 Sun 10 AM -0.62 Culpeper 13.0 1.52 Sun 10 AM 0.90 Rappahannock River Remington 15.0 3.03 Sun 09 AM -0.01 West Fredericksbg. 13.0 2.66 Sun 10 AM 0.31 ...PATAPSCO BASIN... Patapsco River Liberty Res - Elev M M M Woodstock - Elev. 236.40 Sun 10 AM M Hollofield 11.0 1.68 Sun 09 AM 0.14 Ellicott City Elev 122.5 114.10 Sun 10 AM M Catonsville 20.0 10.48 Sun 09 AM 0.02 Patapsco St Park 15.0 5.62 Sun 09 AM 0.13 Elkridge - Elev. 16.0 M M M ...PATUXENT BASIN... Patuxent River Unity 8.0 2.48 Sun 10 AM 0.42 below Brighton Dam 9.0 1.33 Sun 10 AM -0.01 Laurel - I-95 9.5 4.34 Sun 09 AM 0.01 Laurel - 9th St M M M Laurel - Avondale M M M Bowie 19.0 4.72 Sun 10 AM 0.18 Little Patuxent River Centennial - Elev. 310.41 Sun 08 AM M Columbia TC - Elev 298.5 289.66 Sun 10 AM M Allview - Elev. 280.0 272.33 Sun 10 AM M Guilford 11.0 2.44 Sun 10 AM 0.07 Savage 10.0 3.29 Sun 10 AM 0.13 ...SUSQUEHANNA BASIN... Susquehanna River Harrisburg PA 4.27 Marietta PA 35.75 Conowingo Dam 23.5 9.50 Sun 10 AM -0.01 ...YOUGHIOGHENY BASIN... Youghiogheny River Oakland 2.43 Sun 09 AM -0.01 Hoyes 3.10 Sun 10 AM -0.01 Friendsville 2.76 Sun 10 AM -0.03 ...Readings from outside the Sterling Hydrologic Service Area... James River Lick Run 2.08 Buchanan 2.37 Holcomb Rock 4.44 Bent Creek 3.19 Scottsville 3.04 Cartersville 1.80 Richmond-Westham 3.78 Richmond Locks 0.71 Note - these data are preliminary. Full quality control may not have been performed, and gage malfunctions may occur. During periods of high water or flooding, crest forecast updates can be obtained in the river flood warnings (WBCFLWLWX) and river flood statements (WBCFLSLWX). Updated hydrologic information can also be obtained from our web page at http://weather.gov/washington $$