sacramento model hypothetical wetting and drying cycle

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Total period: 30 days Rain:days 1 and 2 Evapotranspiration: begins on day 3; 5 mm/day or 1.25mm/ D t Time step6 hours. Sacramento Model Hypothetical Wetting and Drying Cycle. Wet Dry Cycle Example SAC-SMA Parameters. Wet-Dry Cycle Initial Conditions. - PowerPoint PPT Presentation

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NWS Calibration Workshop, LMRFC March, 2009 slide - 1

Sacramento ModelHypothetical Wetting and Drying Cycle

• Total period: 30 days

• Rain: days 1 and 2

• Evapotranspiration: begins on day 3; 5 mm/day or 1.25mm/t

• Time step 6 hours

NWS Calibration Workshop, LMRFC March, 2009 slide - 2

Wet Dry Cycle ExampleSAC-SMA Parameters

Name Value Name Value

UZTWM 50.0 ZPERC 29.0

UZFWM 20.0 REXP 2.0

UZK 0.4 LZTWM 200.0

PCTIM 0.01 LZFSM 50.0

ADIMP 0.10 LZFPM 250.0

RIVA 0.05 LZSK 0.15

RSERV 0.3 LZPK 0.006

SIDE 0.0 PFREE 0.2

NWS Calibration Workshop, LMRFC March, 2009 slide - 3

Wet-Dry CycleInitial Conditions

NWS Calibration Workshop, LMRFC March, 2009 slide - 4

NWS Calibration Workshop, LMRFC March, 2009 slide - 5

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NWS Calibration Workshop, LMRFC March, 2009 slide - 8

NWS Calibration Workshop, LMRFC March, 2009 slide - 9

NWS Calibration Workshop, LMRFC March, 2009 slide - 10

NWS Calibration Workshop, LMRFC March, 2009 slide - 11

NWS Calibration Workshop, LMRFC March, 2009 slide - 12

NWS Calibration Workshop, LMRFC March, 2009 slide - 13

NWS Calibration Workshop, LMRFC March, 2009 slide - 14

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