cbrfc 2013 runoff recap · cbrfc 2013 runoff recap: upper green . august 22, 2013 . ashley nielson...
TRANSCRIPT
CBRFC 2013 Runoff Recap:
Upper Green
August 22, 2013 Ashley Nielson
NWS Colorado Basin River Forecast Center
Outline
2013 Conditions Recap -Precipitation/Temperature -Snow -Streamflow
April-July Forecast Performance Future forecasts (water supply and climate)
PRECIPITATION
4
PRECIPITATION
5
Monthly Max Temperature Deviation
April May June
6
SNOW: Upper Green
Peak 4/24
75% Median
2013 1992 2010 2007
7
April 1 May 1
June 1 July 1
SNOW: Melt Progression
8
STREAMFLOW: Green River
April-July Water Supply: Warren Bridge
9
10%
50%
90%
Observed Daily Volumes
April-July 159 KAF 65%
April-July Water Supply: Fontenelle
10
10%
50%
90%
Observed Daily Volumes
April-July 317 KAF 44%
Climate Forecasts
11
ENSO FORECAST : WY 2014 = Neutral Conditions
Water Supply Forecasts: 8/19
12
August September October
30 KAF 39%
25 KAF 55%
30 KAF 62%
Fontenelle Inflow
Below average flows forecasted
Feedback, Questions, Concerns always welcome….
Ashley Nielson
CBRFC Hydrologist
Phone: 801.524.5130 ext 333 Email: [email protected]