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000
FGUS51 KRHA 211332
RVFPOT

RIVER STAGE FORECAST
NATIONAL WEATHER SERVICE
MIDDLE ATLANTIC RIVER FORECAST CENTER, STATE COLLEGE, PA
0932 AM EDT Sat Apr 21 2018
:
:   Potomac River Forecasts for Washington D.C.
:
:--------------------------------------------------------------------
:Georgetown/Wisconsin Avenue - Tidal Potomac River
:CS=5.5, FS=6.0, Moderate FS=7.0, Major FS=10.0
:
.E GTND2 0421 Z DC1804211332/DH13/HMIFF/DIH1
.E1    2.23/3.18/4.27/4.59/4.46/4.23/3.81/3.25/
.E2    2.66/2.20/1.84/1.54/1.38/1.51/2.17/3.28/
.E3    4.17/4.36/4.13/3.71/3.15/2.59/2.13/1.84/
.E4    1.64/1.67/2.17/3.05/3.84/4.23/4.20/3.90/
.E5    3.35/2.72/2.20/1.80/1.54/1.35/1.41/2.00/
.E6    3.02/3.81/4.04/3.87/3.48/2.95/2.43/1.97/
.E7    1.61/1.41/1.51/2.07/2.95/3.74/4.17/4.23/
.E8    3.97/3.44/2.82/2.26/1.80/1.48/1.28/1.31/
.E9    1.94/3.02/3.94/4.20/4.04/3.74/3.25/2.66
:--------------------------------------------------------------------
:Southwest Waterfront - Tidal Washington Channel
:CS=3.7, FS=4.2 Moderate FS=5.3 Major FS=7.0
:
.E WASD2 0421 Z DC1804211332/DH13/HMIFF/DIH1
.E1    1.25/2.30/3.31/3.58/3.41/3.15/2.72/2.10/
.E2    1.51/1.05/0.66/0.39/0.26/0.43/1.21/2.33/
.E3    3.18/3.35/3.12/2.66/2.07/1.48/1.05/0.75/
.E4    0.56/0.66/1.21/2.10/2.89/3.25/3.22/2.89/
.E5    2.30/1.67/1.12/0.75/0.49/0.30/0.39/1.08/
.E6    2.10/2.85/3.08/2.89/2.49/1.94/1.38/0.92/
.E7    0.59/0.43/0.56/1.15/2.03/2.82/3.22/3.25/
.E8    2.99/2.43/1.80/1.25/0.79/0.46/0.26/0.36/
.E9    1.02/2.10/2.99/3.25/3.08/2.76/2.23/1.64
:--------------------------------------------------------------------
:Alexandria, VA - Tidal Potomac River
:CS=2.5, FS=3.1, Moderate FS=4.5, Major FS=6.6
:
.E AXTV2 0421 Z DC1804211332/DH13/HGIFF/DIH1
.E1    0.03/0.98/1.87/2.17/2.00/1.71/1.25/0.62/
.E2    0.07/-0.39/-0.75/-1.05/-1.15/-0.89/-0.10/0.95/
.E3    1.74/1.94/1.67/1.21/0.62/0.07/-0.36/-0.66/
.E4    -0.82/-0.69/-0.10/0.72/1.48/1.84/1.80/1.44/
.E5    0.85/0.23/-0.30/-0.66/-0.92/-1.08/-0.92/-0.23/
.E6    0.69/1.44/1.64/1.48/1.05/0.49/-0.03/-0.49/
.E7    -0.82/-0.95/-0.79/-0.16/0.66/1.41/1.80/1.84/
.E8    1.54/0.98/0.39/-0.16/-0.62/-0.92/-1.12/-0.95/
.E9    -0.30/0.72/1.54/1.84/1.71/1.35/0.82/0.23
:--------------------------------------------------------------------
COMMENT


:CAUTION...These forecasts do not fully account for the effects of
:wind driven storm surge. 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.

$$
MARFC
:...END of MESSAGE...
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