


River Forecast
Issued by NWS
Issued by NWS
Versions:
1
2
704 FGUS51 KRHA 220022 RVFPOT RIVER STAGE FORECAST NATIONAL WEATHER SERVICE MIDDLE ATLANTIC RIVER FORECAST CENTER, STATE COLLEGE, PA 821 PM EDT Thu Aug 21 2025 : River Forecasts for the Potomac Tidals : :************************************************************ :-------------------------------------------------------------------- :GEORGETOWN-WISCONSIN AVE, DC - TIDAL POTOMAC RIVER - LWX : :ACTION STAGE 5.5 FT MINOR STAGE 6.0 FT :MODERATE STAGE 7.0 FT MAJOR STAGE 10.0 FT : :TIDAL FORECAST .ER GTND2 0822 Z DC202508220021/DH01/HMIFF/DIH1 .E1 :08/22 12AM-06AM: / 4.1 / 3.4 / 2.8 / 2.4 / 2.1 .E2 :08/22 06AM-12PM:/ 2.0 / 2.0 / 2.9 / 4.2 / 4.8 / 5.2 .E3 :08/22 12PM-06PM:/ 5.4 / 5.6 / 5.5 / 4.8 / 3.8 / 3.2 .E4 :08/22 06PM-12AM:/ 3.1 / 2.9 / 3.3 / 4.5 / 5.3 / 5.8 .E5 :08/23 12AM-06AM:/ 6.0 / 6.0 / 5.6 / 4.6 / 3.8 / 3.4 .E6 :08/23 06AM-12PM:/ 3.1 / 3.0 / 3.1 / 4.1 / 5.3 / 5.8 .E7 :08/23 12PM-06PM:/ 6.0 / 5.9 / 5.8 / 5.1 / 4.2 / 3.6 .E8 :08/23 06PM-12AM:/ 3.3 / 3.1 / 3.0 / 3.2 / 4.1 / 5.1 .E9 :08/24 12AM-06AM:/ 5.7 / 5.9 / 5.8 / 5.3 / 4.5 / 3.7 .E10 :08/24 06AM-12PM:/ 3.3 / 3.1 / 3.0 / 3.3 / 4.3 / 5.2 .E11 :08/24 12PM-06PM:/ 5.6 / 5.8 / 5.8 / 5.3 / 4.6 / 3.7 .E12 :08/24 06PM-12AM:/ 3.3 / 2.9 / 2.7 / 2.6 / 3.1 / 4.1 .E13 :08/25 12AM-01AM:/ 4.9 : :CAUTION...These tidal forecasts do not fully account for the effects :of wind driven storm surge, particularly from nearby or landfalling :hurricanes. Forecast errors of two feet or more are possible during :major surge events. Other sources of error may include rainfall :forecast uncertainties and hydrologic/hydraulic model uncertainties. : :************************************************************ :-------------------------------------------------------------------- :SOUTHWEST WATERFRONT, DC - TIDAL WASHINGTON CHANNEL - LWX : :ACTION STAGE 4.2 FT MINOR STAGE 5.3 FT :MODERATE STAGE 6.5 FT MAJOR STAGE 7.0 FT : :TIDAL FORECAST .ER WASD2 0822 Z DC202508220021/DH01/HMIFF/DIH1 .E1 :08/22 12AM-06AM: / 3.3 / 2.6 / 2.0 / 1.5 / 1.3 .E2 :08/22 06AM-12PM:/ 1.1 / 1.2 / 2.1 / 3.3 / 3.9 / 4.3 .E3 :08/22 12PM-06PM:/ 4.6 / 4.8 / 4.6 / 3.9 / 3.0 / 2.4 .E4 :08/22 06PM-12AM:/ 2.2 / 2.1 / 2.5 / 3.6 / 4.5 / 5.0 .E5 :08/23 12AM-06AM:/ 5.2 / 5.1 / 4.7 / 3.7 / 3.0 / 2.6 .E6 :08/23 06AM-12PM:/ 2.3 / 2.1 / 2.3 / 3.3 / 4.4 / 5.0 .E7 :08/23 12PM-06PM:/ 5.2 / 5.1 / 4.9 / 4.2 / 3.3 / 2.8 .E8 :08/23 06PM-12AM:/ 2.4 / 2.2 / 2.1 / 2.4 / 3.2 / 4.2 .E9 :08/24 12AM-06AM:/ 4.8 / 5.0 / 4.9 / 4.4 / 3.6 / 2.9 .E10 :08/24 06AM-12PM:/ 2.5 / 2.2 / 2.1 / 2.5 / 3.4 / 4.3 .E11 :08/24 12PM-06PM:/ 4.8 / 5.0 / 4.9 / 4.5 / 3.7 / 2.9 .E12 :08/24 06PM-12AM:/ 2.4 / 2.1 / 1.8 / 1.8 / 2.2 / 3.2 .E13 :08/25 12AM-01AM:/ 4.0 : :CAUTION...These tidal forecasts do not fully account for the effects :of wind driven storm surge, particularly from nearby or landfalling :hurricanes. Forecast errors of two feet or more are possible during :major surge events. Other sources of error may include rainfall :forecast uncertainties and hydrologic/hydraulic model uncertainties. : :************************************************************ :-------------------------------------------------------------------- :ALEXANDRIA - CAMERON ST. DOCK, VA - POTOMAC RIVER - LWX : :ACTION STAGE 2.5 FT MINOR STAGE 3.3 FT :MODERATE STAGE 4.2 FT MAJOR STAGE 6.6 FT : :TIDAL FORECAST .ER AXTV2 0822 Z DC202508220021/DH01/HGIFF/DIH1 .E1 :08/22 12AM-06AM: / 2.0 / 1.3 / 0.7 / 0.3 / 0.0 .E2 :08/22 06AM-12PM:/ -0.2 / 0.0 / 0.9 / 1.9 / 2.5 / 2.9 .E3 :08/22 12PM-06PM:/ 3.2 / 3.3 / 3.1 / 2.4 / 1.6 / 1.0 .E4 :08/22 06PM-12AM:/ 0.8 / 0.7 / 1.2 / 2.2 / 3.0 / 3.5 .E5 :08/23 12AM-06AM:/ 3.7 / 3.7 / 3.2 / 2.3 / 1.6 / 1.1 .E6 :08/23 06AM-12PM:/ 0.9 / 0.7 / 1.0 / 1.9 / 3.0 / 3.5 .E7 :08/23 12PM-06PM:/ 3.7 / 3.7 / 3.4 / 2.8 / 2.0 / 1.4 .E8 :08/23 06PM-12AM:/ 1.0 / 0.9 / 0.8 / 1.0 / 1.9 / 2.8 .E9 :08/24 12AM-06AM:/ 3.4 / 3.6 / 3.5 / 3.0 / 2.2 / 1.5 .E10 :08/24 06AM-12PM:/ 1.1 / 0.9 / 0.8 / 1.1 / 2.0 / 2.9 .E11 :08/24 12PM-06PM:/ 3.3 / 3.5 / 3.4 / 3.0 / 2.2 / 1.5 .E12 :08/24 06PM-12AM:/ 1.0 / 0.7 / 0.4 / 0.4 / 0.9 / 1.8 .E13 :08/25 12AM-01AM:/ 2.6 : :CAUTION...These tidal forecasts do not fully account for the effects :of wind driven storm surge, particularly from nearby or landfalling :hurricanes. Forecast errors of two feet or more are possible during :major surge events. Other sources of error may include rainfall :forecast uncertainties and hydrologic/hydraulic model uncertainties. : : :******************************************************************* : : $$ : :...END of MESSAGE...