611  
FGUS51 KRHA 220138  
RVFPOT  
 
RIVER STAGE FORECAST  
NATIONAL WEATHER SERVICE  
MIDDLE ATLANTIC RIVER FORECAST CENTER, STATE COLLEGE, PA  
838 PM EST SAT DEC 21 2024  
 
: 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 1222 Z DC202412220138/DH01/HMIFF/DIH1  
.E1 :12/22 12AM-06AM: / 0.6 / 1.1 / 2.0 / 2.8 / 3.3  
.E2 :12/22 06AM-12PM:/ 3.4 / 3.1 / 2.4 / 1.9 / 1.4 / 1.2  
.E3 :12/22 12PM-06PM:/ 1.0 / 1.0 / 1.3 / 2.3 / 3.0 / 3.4  
.E4 :12/22 06PM-12AM:/ 3.5 / 3.5 / 3.2 / 2.6 / 2.0 / 1.5  
.E5 :12/23 12AM-06AM:/ 1.3 / 1.2 / 1.4 / 2.2 / 3.0 / 3.6  
.E6 :12/23 06AM-12PM:/ 3.7 / 3.8 / 3.6 / 3.1 / 2.5 / 2.0  
.E7 :12/23 12PM-06PM:/ 1.7 / 1.6 / 1.7 / 2.0 / 2.6 / 3.3  
.E8 :12/23 06PM-12AM:/ 3.7 / 3.8 / 3.6 / 3.2 / 2.6 / 2.0  
.E9 :12/24 12AM-06AM:/ 1.6 / 1.4 / 1.3 / 1.5 / 2.1 / 2.9  
.E10 :12/24 06AM-12PM:/ 3.3 / 3.4 / 3.3 / 3.1 / 2.5 / 2.0  
.E11 :12/24 12PM-06PM:/ 1.5 / 1.2 / 1.2 / 1.3 / 1.9 / 2.8  
.E12 :12/24 06PM-12AM:/ 3.3 / 3.5 / 3.5 / 3.5 / 3.1 / 2.5  
.E13 :12/25 12AM-01AM:/ 1.8  
:  
: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 3.7 FT MINOR STAGE 4.2 FT  
:MODERATE STAGE 5.3 FT MAJOR STAGE 7.0 FT  
:  
:TIDAL FORECAST  
.ER WASD2 1222 Z DC202412220138/DH01/HMIFF/DIH1  
.E1 :12/22 12AM-06AM: / -0.4 / 0.1 / 1.0 / 1.8 / 2.3  
.E2 :12/22 06AM-12PM:/ 2.5 / 2.1 / 1.4 / 1.0 / 0.6 / 0.3  
.E3 :12/22 12PM-06PM:/ 0.2 / 0.2 / 0.5 / 1.4 / 2.1 / 2.6  
.E4 :12/22 06PM-12AM:/ 2.7 / 2.6 / 2.3 / 1.7 / 1.1 / 0.7  
.E5 :12/23 12AM-06AM:/ 0.4 / 0.3 / 0.6 / 1.3 / 2.1 / 2.7  
.E6 :12/23 06AM-12PM:/ 2.9 / 2.9 / 2.7 / 2.2 / 1.6 / 1.1  
.E7 :12/23 12PM-06PM:/ 0.9 / 0.7 / 0.8 / 1.2 / 1.8 / 2.5  
.E8 :12/23 06PM-12AM:/ 2.9 / 3.0 / 2.8 / 2.4 / 1.7 / 1.1  
.E9 :12/24 12AM-06AM:/ 0.7 / 0.5 / 0.5 / 0.7 / 1.2 / 2.0  
.E10 :12/24 06AM-12PM:/ 2.5 / 2.5 / 2.4 / 2.2 / 1.6 / 1.1  
.E11 :12/24 12PM-06PM:/ 0.7 / 0.4 / 0.3 / 0.5 / 1.1 / 1.9  
.E12 :12/24 06PM-12AM:/ 2.4 / 2.7 / 2.7 / 2.6 / 2.2 / 1.6  
.E13 :12/25 12AM-01AM:/ 1.0  
:  
: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 1222 Z DC202412220138/DH01/HGIFF/DIH1  
.E1 :12/22 12AM-06AM: / -1.4 / -0.9 / -0.1 / 0.6 / 1.0  
.E2 :12/22 06AM-12PM:/ 1.1 / 0.7 / 0.1 / -0.4 / -0.8 / -1.1  
.E3 :12/22 12PM-06PM:/ -1.2 / -1.2 / -0.8 / 0.0 / 0.7 / 1.1  
.E4 :12/22 06PM-12AM:/ 1.3 / 1.2 / 0.9 / 0.3 / -0.3 / -0.8  
.E5 :12/23 12AM-06AM:/ -1.0 / -1.0 / -0.8 / 0.0 / 0.8 / 1.3  
.E6 :12/23 06AM-12PM:/ 1.5 / 1.5 / 1.2 / 0.8 / 0.2 / -0.3  
.E7 :12/23 12PM-06PM:/ -0.6 / -0.7 / -0.6 / -0.2 / 0.4 / 1.0  
.E8 :12/23 06PM-12AM:/ 1.4 / 1.5 / 1.3 / 0.9 / 0.3 / -0.3  
.E9 :12/24 12AM-06AM:/ -0.7 / -0.9 / -0.9 / -0.7 / -0.1 / 0.6  
.E10 :12/24 06AM-12PM:/ 1.0 / 1.1 / 1.0 / 0.7 / 0.2 / -0.3  
.E11 :12/24 12PM-06PM:/ -0.8 / -1.0 / -1.0 / -0.9 / -0.3 / 0.5  
.E12 :12/24 06PM-12AM:/ 1.0 / 1.2 / 1.2 / 1.1 / 0.7 / 0.1  
.E13 :12/25 12AM-01AM:/ -0.4  
:  
: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...  
 
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