NWRFC Peakflow Text Forecasts

REGRESSION Generated Peakflows

The following peakflow forecasts are computed using seasonal volumetric
statistical forecasts. Forecasts represent probable max flow during a specific
period and include a range of plus/minus one standard deviation to that
probable forecast. Click on the description link to left for more details.
Select a date for additional forecasts:
: 
: Northwest River Forecast Center 
: Peak Flow Forecasts 
: Thursday May 08, 2008 at 22:25 GMT 
: 

: 
: Peak Flow Forecasts 
: Northwest River Forecast Center 
: 
: 
: Stage (feet) and flow (Kcfs) forecasts are computed from regression equations or  
: based on other relationships. Forecasts are grouped as most probable including  
: values that are plus/minus one standard deviation. 
: 
: 
:***** Washington ************************************************************ 
:          
.BR NWRFC 20080508 DC200805081200 
.BR1 /DH12/HGSFMZL/HGSFMZM/HGSCMZN/QRSFMZL/QRSFMZM/QRSFMZN 
: 
:                   Stage in feet         Flow in Kcfs         Forecast 
:         flood  -------------------  -------------------  ----------------- 
:         stage    low    mid   high    low    mid   high   height/   period 
:                                                           volume 
: 
:PALOUSE RIVER AT HOOPER 
HOPW1              8.9/  10.1/  11.0/   2.9/   4.4/   5.9 : 1510.0   Jan-Sep 
:SNAKE RIVER NR ANATONE 
ANAW1   :  20.0:  14.0/  15.5/  17.0/   90./  105./  120. :      m 
:ALBENI FALLS DAM -- FLOOD FLOW 100 KCFS 
ALFW1                 /      /      /   57./   67./   77. :      m 
:KETTLE RIVER AT LAURIER 
LAUW1             11.4/  12.8/  14.1/  17.3/  21.3/  25.4 : 1800.0   Apr-Sep 
:COLVILLE RIV AT KETTLE FALLS 
KTFW1              7.4/   7.6/   7.9/   1.1/   1.4/   1.7 : 1800.0   Apr-Sep 
:SPOKANE RIVER AT SPOKANE 
SPOW1   :  27.0:  25.6/  26.3/  26.9/  25.0/  28.5/  32.0 : 3360.0   Apr-Sep 
:SIMILKAMEEN RIV NR HEDLEY 
SMKQ2              9.8/  11.3/  12.8/   8.9/  12.5/  16.1 :  975.0   Apr-Sep 
:SIMILKAMEEN RIV NR NIGHTHAWK 
NITW1              9.9/  10.9/  12.0/  11.5/  14.9/  18.3 : 1250.0   Apr-Sep 
:OKANOGAN RIVER NEAR TONASKET 
TONW1   :  15.0:  12.2/  13.4/  14.7/  13.4/  17.0/  20.6 : 1570.0   Apr-Sep 
:METHOW R NEAR PATEROS 
PATW1   :  10.0:   6.8/   7.8/   8.8/   7.7/  11.0/  14.3 :  835.0   Apr-Sep 
:WENATCHEE R AT PESHASTIN  TB20 
PESW1   :  13.0:   9.4/  10.5/  11.5/  13.6/  16.6/  19.6 : 1680.0   Apr-Sep 
:COLUMBIA BL PRIEST RAPIDS DAM 
PRDW1   :  32.0:  21.6/  23.4/  25.1/  200./  230./  260. :66100.0   Apr-Aug 
:YAKIMA RIVER AT CLE ELUM 
YUMW1   :   9.0:   8.3/   8.9/   9.5/   5.2/   7.2/   9.2 : 1040.0   Apr-Sep 
:NACHES RIVER NEAR NACHES 
NACW1   :  17.0:  15.3/  16.2/  17.1/   4.9/   6.6/   8.3 :  880.0   Apr-Sep 
:YAKIMA RIVER NEAR PARKER 
PARW1   :  10.0:   6.8/   7.9/   9.0/   8.3/  11.6/  14.9 : 2160.0   Apr-Sep 
:YAKIMA RIVER AT KIONA 
KIOW1   :  13.0:   8.5/  10.1/  11.7/   8.3/  11.6/  14.9 :   11.6   Jan-Sep 
:WALLA WALLA RIV NEAR TOUCHET 
TCHW1   :  13.0:   8.7/   9.8/  10.9/   3.0/   4.0/   5.0 :   79.0   Mar-Jul 
:COWLITZ R AT CASTLE ROCK  TB20 
CASW1   :  48.0:  35.7/  36.5/  37.3/  14.8/  17.3/  19.8 : 2720.0   Apr-Jul 
:SKAGIT RIVER NR CONCRETE 
CONW1   :  28.0:  24.7/  27.4/  30.0/  45.4/  60.1/  74.8 : 6630.0   Apr-Sep 
:SKAGIT R NR MT VERNON 
MVEW1   :  28.0:  21.9/  23.6/  25.4/  42.0/  52.0/  62.0 : 6630.0   Apr-Sep 
:COLUMBIA R AT VANCOUVER 
VANW1   :  16.0:   9.0/  10.0/  12.0 :      m 
.END 

.BR NWRFC 20080508 DC200805081200/DH12 /QISFMZL/QISFMZM/QISFMZN 
: 
: Inflow 
:             Flow in Kcfs         Forecast 
:          ------------------   ---------------- 
:           low    mid   high   volume    period 
: 
:LOWER GRANITE DAM 
LGDW1      118./  142./  165. :      m 
:CHELAN RIVER AT CHELAN 
CHLW1      10.0/  12.3/  14.6 : 1120.0   Apr-Sep 
.END 

.BR NWRFC 20080508 DC200805081200/DH12 /QASFMZL/QASFMZM/QASFMZN 
: 
: Unregulated flow 
: 
:             Flow in Kcfs         Forecast 
:          ------------------   ---------------- 
:           low    mid   high   volume    period 
: 
:COLUMBIA BL PRIEST RAPIDS DAM 
PRDW1N     350./  400./ 450.  :66100.0   Apr-Aug 
.END 




:***** Oregon ****************************************************************** 
:          
.BR NWRFC 20080508 DC200805081200 
.BR1 /DH12/HGSFMZL/HGSFMZM/HGSCMZN/QRSFMZL/QRSFMZM/QRSFMZN 
: 
:                   Stage in feet         Flow in Kcfs         Forecast 
:         flood  -------------------  -------------------  ----------------- 
:         stage    low    mid   high    low    mid   high   height/   period 
:                                                           volume 
: 
:MALHEUR RIVER NR DREWSEY 
MADO3              6.1/   7.0/   7.7/   1.7/   2.4/   3.1 :   74.0   Apr-Sep 
:MALHEUR RIVER NR VALE 
VALO3   :   9.5:   5.5/   7.0/   8.0/   1.8/   2.7/   3.6 :    2.1   Jan-Jan 
:IMNAHA RIVER AT IMNAHA    TB20 
IMNO3   :   5.5:   4.4/   5.3/   6.2/   2.3/   3.6/   4.8 :  315.0   Apr-Sep 
:GRNDE RONDE R NR PERRY         
LGNO3   :   6.6:   5.2/   5.8/   6.4/   3.8/   5.0/   6.4 :  220.0   Apr-Sep 
:GRANDE RONDE RIVER AT TROY 
TRYO3   :  10.0:   8.0/   8.5/   8.9/  11.6/  13.6/  15.6 : 1600.0   Apr-Sep 
:UMATILLA R NR GIBBON 
:GIBO3           peaked 5/6 5.8 feet / 1600 cfs                84.0   Apr-Sep 
:UMATILLA R AT PENDLETON -- FLOOD FLOW 6.6 KCFS 
:PDTO3           peaked 4/15 7.0 feet / 5700 cfs               1.4   Mar-Sep 
:MCKAY CR NR PILOTROCK 
:MYKO3           peaked 4/14 4.7 feet / 1040 cfs              230.0   Mar-Jul 
:JOHN DAY RIVER AT SERVICE CK 
SERO3              9.4/   9.8/  11.3/  11.4/  12.2/  16.5 : 1140.0   Mar-Jul 
:THE DALLES 
TDAO3                 /      /      / 402.2/ 454.0/ 505.8 :90900.0   Apr-Aug 
:WILLAMETTE R AT MORRISON BRDG 
PRTO3   :  18.0:   8.5/   9.5/  11.5 :      m 
.END 

.BR NWRFC 20080508 DC200805081200/DH12/QISFMZL/QISFMZM/QISFMZN 
: 
: Inflow 
: 
:             Flow in Kcfs         Forecast 
:          ------------------   ---------------- 
:           low    mid   high   volume    period 
: 
:OWYHEE BELOW OWYHEE DAM 
OWYO3       5.7/  10.0/  14.3 :  500.0   Mar-Sep 
.END 




:***** Montana **************************************************************** 
:          
.BR NWRFC 20080508 DC200805081200 
.BR1 /DH12/HGSFMZL/HGSFMZM/HGSCMZN/QRSFMZL/QRSFMZM/QRSFMZN 
: 
:                   Stage in feet         Flow in Kcfs         Forecast 
:         flood  -------------------  -------------------  ----------------- 
:         stage    low    mid   high    low    mid   high   height/   period 
:                                                           volume 
: 
:YAAK RIVER NR TROY 
TRYM8   :   8.0:   7.3/   7.8/   8.3/   5.0/   6.5/   8.0 :  460.0   Apr-Jul 
:BLACKFOOT R NR BONNER 
BONM8   :  10.0:   6.5/   7.6/   8.6/   6.3/   9.0/  11.7 :  850.0   Apr-Sep 
:CLARK FORK AB MISSOULA 
ABOM8   :  10.0:   7.6/   9.4/  11.0/  10.8/  15.8/  20.8 : 1640.0   Apr-Sep 
:BITTERROOT R NR DARBY 
DARM8   :   7.5:   6.1/   6.9/   7.6/   5.0/   6.4/   7.8 : 1460.0   Apr-Sep 
:BITTERROOT R NR MISSOULA 
BITM8   :  11.0:   9.9/  10.4/  10.9/  13.9/  15.2/  16.5 :    6.4   Apr-Sep 
:CLARK FORK BELOW MISSOULA 
BELM8   :  11.0:   8.5/   9.3/  10.0/  27.0/  31.9/  36.7 : 3100.0   Apr-Sep 
:CLARK FORK AT ST REGIS    TB20 
SRGM8   :  19.0:  14.2/  15.3/  16.4/  33.3/  39.4/  45.5 : 4130.0   Apr-Sep 
:MF FLATHEAD NR WEST GLACIER 
WGCM8   :  10.0:   7.4/   8.5/   9.5/  16.3/  20.3/  24.3 : 1540.0   Apr-Jul 
:NF FLATHEAD R NR COLUMBIA FALL 
FCFM8   :  13.0:   9.2/  10.0/  10.7/  18.6/  21.6/  24.6 : 1600.0   Apr-Jul 
:FLATHEAD R AT COLUMBIA FALLS 
CFMM8   :  14.0:  11.5/  12.7/  13.7/  35.0/  42.0/  47.0 :      m 
:CLARK FORK RIVER NEAR PLAINS 
PLNM8   :  16.0:  13.3/  14.4/  15.6/  72.2/  84.2/  96.2 :11000.0   Apr-Sep 
.END 

.BR NWRFC 20080508 DC200805081200/DH12/QISFMZL/QISFMZM/QISFMZN 
: 
: Inflow 
: 
:             Flow in Kcfs         Forecast 
:          ------------------   ---------------- 
:           low    mid   high   volume    period 
: 
:DAM AT HUNGRY HORSE 
HHWM8      18.5/  24.1/  29.8 : 2010.0   Apr-Sep 
.END 




:***** Idaho ******************************************************************* 
:          

.BR NWRFC 20080508 DC200805081200/DH12/HLSFMZL/HLSFMZM/HLSFMZN 
: 
: Lake Elevations 
: 
:                   Stage in feet          Forecast 
:         flood  -------------------  ----------------- 
:         stage    low    mid   high   height/   period 
: 
:PEND OREILLE LAKE NEAR HOPE 
HOPI1   :  63.5:  62.0/  62.5/  63.0 :      m 
:COEUR D'ALENE LAKE 
COEI1   :2133.0:2130.4/2132.0/2133.6 :   27.5   Apr-Sep 
.END 

.BR NWRFC 20080508 DC200805081200 
.BR1 /DH12/HGSFMZL/HGSFMZM/HGSCMZN/QRSFMZL/QRSFMZM/QRSFMZN 
: 
:                   Stage in feet         Flow in Kcfs         Forecast 
:         flood  -------------------  -------------------  ----------------- 
:         stage    low    mid   high    low    mid   high   height/   period 
: 
: -- PALISADES LOCAL         
PLDI1X                /      /      /  15.5/  18.9/  22.3 : 2790.0   Apr-Sep 
:SNAKE RIVER NR HEISE -- FLOOD FLOW 24.5 KCFS 
HEII1              6.1/   7.0/   7.9/  17.3/  21.5/  25.7 : 4100.0   Apr-Sep 
:SNAKE RIVER NR SHELLEY 
SHYI1   :  12.0:   9.7/  10.8/  11.9/  16.9/  21.4/  25.9 : 4620.0   Apr-Jul 
:SNAKE RIVER NEAR BLACKFOOT 
BFTI1             13.2/  14.2/  15.3/  35.0/  40.0/  45.0 : 4650.0   Apr-Jul 
:SALT RIVER ABV RES NR ETNA 
SALW4              3.9/   4.2/   4.5/   2.1/   2.5/   2.8 :  405.0   Apr-Sep 
:TETON RIVER NEAR ST. ANTHONY 
TEAI1   :   6.0:   5.0/   5.6/   6.2/   3.3/   4.3/   5.3 :  430.0   Apr-Jul 
:HENRYS FORK AT ST. ANTHONY 
ANTI1   :   7.0:   6.0/   6.4/   6.9/   6.5/   7.6/   8.8 :  740.0   Apr-Jul 
:HENRYS FORK NEAR REXBURG 
REXI1   :   9.5:   9.9/  10.2/  10.6/   9.2/  10.4/  11.6 : 1530.0   Apr-Jul 
:PORTNEUF RIVER AT POCATELLO 
PIHI1   :   8.5:   7.1/   8.2/   9.2/   0.7/   1.0/   1.3 :  103.0   Mar-Sep 
:BIG LOST R@HOW'L RNCH NR CHILL 
HWRI1              3.8/   4.1/   4.5/   2.0/   2.4/   2.9 :  170.0   Apr-Jul 
:BIG WOOD RIVER AT HAILEY 
HALI1   :   6.0:   4.1/   4.7/   5.2/   1.9/   2.5/   3.2 :  260.0   Apr-Sep 
:BRUNEAU RIVER NR HOT SPRINGS 
HOTI1   :   9.0:   6.7/   7.9/   9.1/   1.2/   2.2/   3.2 :  189.0   Apr-Jul 
:PAYETTE RIVER NEAR EMMETT -- FLOOD FLOW 16 KCFS 
EMMI1              8.0/   8.6/   9.1/  10.1/  11.7/  13.3 : 1370.0   Apr-Jul 
:WEISER RIVER NR WEISER 
WSRI1   :   9.5:   7.9/   8.6/   9.3/   4.9/   6.7/   8.5 :  605.0   Mar-Sep 
:SELWAY RIVER NEAR LOWELL 
SELI1   :  14.0:  10.9/  11.8/  12.6/  25.2/  29.9/  34.6 : 5250.0   Apr-Jul 
:CLEARWATER R AT OROFINO 
ORFI1   :  17.0:  14.7/  15.6/  16.4/  57.4/  65.1/  72.9 : 5510.0   Apr-Sep 
:SF CLEARWATER RIVER AT STITES 
STII1   :   8.0:   6.4/   7.0/   7.7/   5.3/   7.0/   8.8 :   65.1   Apr-Sep 
:CLEARWATER R AT SPALDING 
SPDI1   :  18.0:  12.9/  14.5/  15.9/   59./   74./   88. :      m 
:MIDDLE FORK SALMON 
MIDI1              5.9/   6.5/   7.1/   7.7/   9.3/  10.9 :  855.0   Apr-Jul 
:SALMON RIVER AT SALMON 
SMNI1   :   7.5:   5.8/   6.2/   6.7/   7.7/   9.1/  10.5 :  990.0   Apr-Sep 
:SALMON R AT WHITEBIRD 
WHBI1   :  32.0:  26.2/  27.8/  29.4/  57.0/  67.5/  78.0 : 6450.0   Apr-Sep 
:PRIEST R NR PRIEST RIVER 
PRTI1              6.5/   7.0/   7.4/   6.6/   7.3/   7.9 :  985.0   Apr-Sep 
:COEUR D'ALENE R AT ENAVIL TB20 
ENVI1   :  72.0:  67.0/  68.5/  69.4/  13.6/  16.0/  18.4 :  915.0   Apr-Sep 
:COEURD'ALENE RIVER AT CATALDO 
CTLI1   :  43.0:  42.3/  42.8/  43.4/  16.7/  18.4/  20.7 :  915.0   Apr-Sep 
:ST JOE R AT CALDER        TB20 
CLDI1   :  13.0:  11.0/  11.8/  12.5/  13.4/  16.8/  20.2 : 1370.0   Apr-Sep 
:ST JOE R AT ST MARIES 
SJMI1   :  32.5:  32.0/  33.5/  35.0                      : 2132.0   Apr-Jul 
.END 

.BR NWRFC 20080508 DC200805081200/DH12/QISFMZL/QISFMZM/QISFMZN 
: 
: Inflow 
: 
:             Flow in Kcfs         Forecast 
:          ------------------   ---------------- 
:           low    mid   high   volume    period 
: 
:COEUR D'ALENE LAKE 
COEI1      34.2/  39.2/  44.2 : 3120.0   Apr-Sep 
:SNKE R ON JACKSN LK AT DM TB20 
JLKW4       8.9/  11.0/  13.2 :  975.0   Apr-Sep 
:RIRIE DAM AND LAKE ON WILLOW C 
RIDI1       0.6/   1.2/   1.7 :   71.0   Apr-Jul 
:BIG LOST R AT MACKAY 
MACI1       1.2/   1.5/   1.8 :  157.0   Apr-Sep 
:LITL.WOODDM&RESNRCAREY 
LWRI1       0.5/   0.8/   1.1 :   80.0   Apr-Sep 
:CASCADE DAM               TB12 
CSDI1       3.0/   5.1/   7.2 :  560.0   Apr-Sep 
:DWORSHAK DAM 
DWRI1      25.6/  30.1/  34.5 : 3110.0   Apr-Sep 
.END 

.BR NWRFC/DH12/QASFMZL/QASFMZM/QASFMZN 20080508 DC200805081200 
: 
: Natural Flow   
: 
:             Flow in Kcfs         Forecast 
:          ------------------   ---------------- 
:           low    mid   high   volume    period 
: 
:BOISE LUCKY PEAK DAM 
LUCI1      11.3/  13.2/  15.1 : 1440.0   Apr-Sep 
.END 

$$
US Dept of Commerce
National Oceanic and Atmospheric Administration
National Weather Service
Northwest River Forecast Center (NWRFC)
5241 NE 122nd Avenue
Portland, Oregon 97230-1089
Telephone: 503-326-7401

Last Modified: March 19, 2007
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