SLCESPAZ

NATIONAL WEATHER SERVICE
COLORADO BASIN RIVER FORECAST CENTER
SALT LAKE CITY, UTAH
June 16, 2022


The following are updated forecasts for the Lake Mead Local 
(or Intervening Flow).

Forecasts include monthly values for June - August.

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June 1-15 OBSERVED (EST.) CBRFC LML INFLOW:  
                       - values in KAF -

(Mead Release 468.0 + Mead Evap 24.7 + Mead Storage Change -175.4 + 
SNWP Use 14.01 - Lagged Powell Release 293.0) ~ 38.4

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FORECASTS:

* All Forecasts are the 50% exceedance probability value *

Lake Mead Intervening Flow:

	      June        64  KAF ( 110% of average)
          July       73  KAF ( 100% of average)
          August       85  KAF (100% of average)


Lake Mead Adjusted Intervening Flow:

	      Jun        39.5  KAF
          July       52.7  KAF
          August       75.9  KAF


Equation Used for Adjusted Flow: 

Inflow(BOR) = Inflow(NWS) + Evap(BOR) - Evap(NWS) + BankStorageChange(BOR)

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Tributaries:

           Virgin River
           nr Littlefield

	       Jun  4.0 KAF ( 42% of average)
           Jul  6.6 KAF ( 100% of average)
           Aug  7.9 KAF (100% of average)
	   
          Little Colorado
           nr Cameron

	       Jun  0.0 KAF ( 0% of average)
           Jul  5.7 KAF (100% of average)
           Aug  16 KAF (100% of average)
        
          Paria Creek
           nr Lees Ferry

	       Jun  0.2 KAF ( 45% of average)
           Jul  0.8 KAF ( 98% of average)
           Aug  22 KAF ( 100% of average)

       * All Forecasts are the 50% exceedance probability value * 
$$

Grout, Miller/CBRFC