SierraWaterBalance

SierraWaterBalance - ESM 203 (2007) Homework Exercise 3 Use...

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ESM 203 (2007) Homework Exercise 3 Snowmelt and rainfall climate of the Sierra Nevada Basins P Upper Burnt Corral Snow Rain Avg Air Δ Total 2957 m fall Temp snow snow to soil PET Month (mm) (mm) (deg C) (mm) (mm) (mm) (mm) (mm) Oct 15 57 5.3 5 10 10 62 22 Nov 84 80 -1.1 3 81 91 83 0 Dec 87 15 -1.8 3 84 175 18 0 Jan 368 21 -4.2 14 354 529 35 0 PET is calculated from the Thornthwaite equation Feb 462 8 -5.6 2 460 988 10 0 PET(mm/mo.) = 16*POWER[(0.25*T),1.13] Mar 116 2 -2.5 71 45 1034 73 0 April 120 28 0.4 169 -49 984 197 1 May 15 125 4.1 606 -591 393 731 17 June 0 60 8.9 383 -383 10 443 39 July 0 20 9.7 0 0 10 20 43 August 0 22 9.7 0 0 22 44 Sept. 0 54 6.9 0 0 54 29 ### 492 196 P Use the worksheet to model the probable changes in runoff and soil moisture storage in two basins at different elevations in the Sierra Nevada of California Note that snowfall is expressed in units of snow water equivalent (SWE) Water input Snow- melt Note the hysteretic relationship between mean monthly air temperature and monthly snowmelt rate.
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Graveyard Meadow Snow Rain Avg Air Δ Total 2103 m fall Temp snow snow to soil PET Month (mm) (mm) (deg C) (mm) (mm) (mm) (mm) (mm) Oct 0 27 8.5 0 0 0 27 37 Nov 0 44 5.0 0 0 0 44 21 Dec 0 4 1.4 0 0 0 4 5 PET(mm/mo.) = 16*POWER[(0.25*T),1.13] Jan 208 146 -0.4 14 194 194 160 0 Feb 309 75 -1.2 2 307 501 77 0 Mar 82 4 -1.8 159 -77 424 163 0 April 13 66 4.1 402 -389 35 468 16 May 0 53 10.1 35 -35 0 88 46 June 0 28 16.5 0 0 0 28 80 July 0 0 19.2 0 0 0 0 94 August 0 0 16.0 0 0 0 0 77 Sept. 0 25 13.6 0 0 0 25 64 612 472 439 We have imported the values of "Water input to the soil" (as P) and the PET into the following water bala
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This note was uploaded on 08/06/2008 for the course ESM 203 taught by Professor Dozier,dunne during the Fall '07 term at UCSB.

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SierraWaterBalance - ESM 203 (2007) Homework Exercise 3 Use...

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