River Forecast
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427
FGUS51 KRHA 191339
RVFPOT

RIVER STAGE FORECAST
NATIONAL WEATHER SERVICE
MIDDLE ATLANTIC RIVER FORECAST CENTER, STATE COLLEGE, PA
0938 AM EDT Thu Apr 19 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 0419 Z DC1804191338/DH13/HMIFF/DIH1
.E1    4.79/5.58/5.74/5.54/5.15/4.63/4.07/3.54/
.E2    3.12/2.72/2.43/2.30/2.56/3.48/4.43/4.72/
.E3    4.49/3.97/3.38/2.85/2.46/2.17/1.90/1.90/
.E4    2.43/3.48/4.36/4.72/4.53/4.10/3.61/3.05/
.E5    2.53/2.10/1.74/1.48/1.51/2.10/3.25/4.07/
.E6    4.27/4.00/3.54/3.02/2.53/2.07/1.80/1.67/
.E7    1.87/2.56/3.48/4.10/4.36/4.30/3.90/3.35/
.E8    2.79/2.26/1.87/1.57/1.38/1.44/2.03/3.08/
.E9    3.97/4.23/4.07/3.67/3.12/2.56/2.10/1.80
:--------------------------------------------------------------------
:Southwest Waterfront - Tidal Washington Channel
:CS=3.7, FS=4.2 Moderate FS=5.3 Major FS=7.0
:
.E WASD2 0419 Z DC1804191338/DH13/HMIFF/DIH1
.E1    3.48/4.23/4.40/4.20/3.77/3.22/2.56/2.00/
.E2    1.54/1.12/0.82/0.75/1.25/2.33/3.28/3.54/
.E3    3.25/2.66/2.03/1.48/1.08/0.75/0.49/0.59/
.E4    1.28/2.43/3.31/3.61/3.38/2.95/2.39/1.77/
.E5    1.25/0.79/0.43/0.20/0.30/1.05/2.23/3.02/
.E6    3.18/2.89/2.39/1.84/1.28/0.85/0.56/0.46/
.E7    0.75/1.54/2.46/3.08/3.31/3.22/2.79/2.20/
.E8    1.61/1.08/0.69/0.36/0.20/0.33/1.05/2.13/
.E9    2.95/3.22/3.02/2.59/2.00/1.41/0.98/0.69
:--------------------------------------------------------------------
:Alexandria, VA - Tidal Potomac River
:CS=2.5, FS=3.1, Moderate FS=4.5, Major FS=6.6
:
.E AXTV2 0419 Z DC1804191338/DH13/HGIFF/DIH1
.E1    2.10/2.82/2.95/2.69/2.20/1.61/0.98/0.43/
.E2    -0.03/-0.46/-0.72/-0.69/-0.10/0.95/1.84/2.07/
.E3    1.71/1.15/0.49/-0.03/-0.43/-0.75/-0.95/-0.79/
.E4    -0.03/1.02/1.87/2.13/1.94/1.48/0.89/0.26/
.E5    -0.26/-0.69/-1.05/-1.25/-1.05/-0.26/0.82/1.57/
.E6    1.74/1.41/0.92/0.36/-0.20/-0.59/-0.89/-0.92/
.E7    -0.56/0.20/1.05/1.67/1.90/1.77/1.35/0.72/
.E8    0.13/-0.36/-0.75/-1.08/-1.21/-1.02/-0.26/0.75/
.E9    1.54/1.77/1.57/1.12/0.52/-0.03/-0.46/-0.75
:--------------------------------------------------------------------
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...
NNNN



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