Extended Streamflow Guidance Issued by NWS
Versions: 1
000
FGUS65 KSTR 172150
ESGCO
NATIONAL WEATHER SERVICE
COLORADO BASIN RIVER FORECAST CENTER
SALT LAKE CITY, UT
SPRING FLOOD POTENTIAL
FOR THE COLORADO RIVER BASIN WITHIN COLORADO
APRIL 17, 2024
Currently, the following sites are forecast to have mean daily peak flows
at or above the listed threshold at the given exceedance level:
Segment Threshold Exceedance Value
(probability)
------- -------- -------------
Yampa-Maybell Bankfull 50
Green-Jensen Bankfull 50
Elk-Milner Bankfull 25
Yampa-Deerlodge Bankfull 25
Eagle-Gypsum Bankfull 25
Colorado-Dotsero Bankfull 10
Colorado-Cameo Bankfull 10
Gunnison-Grand Junction Bankfull 10
Colorado-CO-UT Stateline Bankfull 10
Lost Canyon Ck-Dolores Bankfull 10
Peak flow procedures and flood flow levels do not exist for all streams.
It is important to keep in mind that an extended period of much
above normal temperatures or heavy rainfall during the melt period
can cause or exacerbate flooding problems in any year.
It should be emphasized that snow typically accumulates into April,
therefore conditions may change before the runoff begins.
Precipitation:Water Year(October-March)
Green River 105%
Duchesne 105%
Yampa/White 110%
Upper CO Mainstem 105%
Gunnison 100%
Dolores/San Miguel 90%
San Juan 90%
Snow Water Equivalent:April 16
Green River 95%
Duchesne 115%
Yampa/White 115%
Upper CO Mainstem 105%
Gunnison 100%
Dolores/San Miguel 105%
San Juan 95%
April-July Water Supply Volumes:April 17
Green River 75-105%
Duchesne 75-145%
Yampa/White 95-115%
Upper CO Mainstem 90-135%
Gunnison 50-100%
Dolores/San Miguel 55-70%
San Juan 65-75%
A list of specific spring peak flow forecasts is available at:
http://www.cbrfc.noaa.gov/dbdata/station/peakgraph/list/peaklist.html?type=rank
A map of the current spring peak flow forecasts is available at:
http://www.cbrfc.noaa.gov/lmap/lmap.php?interface=peakfp
SPECIAL MEAN DAILY PEAK FLOW FORECASTS IN CFS
LOCATION FLOOD FCST FORECAST FLOWS
FLOW DATE 90% 75% 50% 25% 10%
--------------------------------------------------------------------------------
GREEN - JENSEN, NR 24100 2024-04-17 15000 17000 19000 22000 24000
GREEN - GREEN RIVER, UT 37000 2024-04-17 17500 20000 23000 27000 31000
EAGLE - GYPSUM, BLO 6000 2024-04-17 2200 2500 3100 3700 4600
COLORADO - DOTSERO, NR 17000 2024-04-17 5500 6500 7500 9000 11500
ROARING FORK - GLENWOOD S 13000 2024-04-17 3300 3700 4300 4900 6500
COLORADO - CAMEO, NR 26000 2024-04-17 10000 12000 13500 16000 21000
GUNNISON - GRAND JUNCTION 20524 2024-04-17 7000 8000 8000 8000 13000
COLORADO - CO-UT STATE LI 46000 2024-04-17 15000 18000 20000 23000 35000
COLORADO - CISCO, NR 55000 2024-04-17 16000 19500 22000 25000 37000
SAN JUAN - BLUFF, NR 36000 2024-04-17 3000 3300 3700 4200 4600
COLORADO - CATARACT CANYO -999 2024-04-17 32000 38000 44000 51000 67000
DAILY ESP MEAN DAILY PEAK FLOW FORECASTS IN CFS
LOCATION FLOOD FORECAST FLOWS
FLOW 90% 75% 50% 25% 10%
----------------------------------------------------------------------
BIG BRUSH CK - RED FLEET -99 130 140 170 220 260
WHITEROCKS - WHITEROCKS, 4374 320 360 460 590 700
ASHLEY CK - VERNAL, NR -99 360 390 440 560 730
YAMPA - STEAMBOAT SPRINGS 5922 2900 2900 3200 3400 4000
ELK - MILNER, NR 5535 3400 3600 3800 4400 5000
ELKHEAD CK - LONG GULCH, 2754 890 1050 1150 1200 1450
WILLIAMS FORK - MOUTH, AT -99 1300 1500 1600 1750 2000
YAMPA - MAYBELL, NR 22799 9000 10000 10500 11500 13000
LITTLE SNAKE - LILY, NR 18522 3300 3500 3900 4200 5500
YAMPA - DEERLODGE PARK 20744 12000 13500 14500 16000 17500
WHITE - MEEKER, NR 8940 2050 2150 2300 2600 3200
WHITE - WATSON, NR 9568 2000 2150 2350 2600 3200
SLATER FORK - SLATER, NR -99 580 630 750 810 1000
LITTLE SNAKE - SLATER, NR 5867 1700 1800 1950 2100 2450
FISH CK - UPPER STN, STEA -99 450 490 520 680 830
SAN JUAN - PAGOSA SPRINGS 4864 1250 1450 1550 1700 2450
ANIMAS - DURANGO 10347 2350 2500 2900 3400 3600
LA PLATA - HESPERUS 680 130 150 170 210 250
PIEDRA - ARBOLES, NR -99 1100 1250 1400 1700 2350
ANIMAS - SILVERTON, BLO -99 940 970 1150 1300 1500
VALLECITO CK - BAYFIELD, -99 540 580 640 740 880
CRYSTAL - REDSTONE, NR, A 3149 1100 1200 1300 1450 1700
CROSS CK - MINTURN, NR -99 290 320 370 420 490
GORE CK - VAIL, RED SANDS -99 580 730 810 1000 1200
PINEY - STATE BRIDGE, NR 10369 420 470 530 610 700
DOLORES - RICO, BLO 1667 470 530 620 730 780
DOLORES - DOLORES 6719 1450 1550 1800 2050 2450
SAN MIGUEL - PLACERVILLE, -99 590 640 810 900 1100
LOST CANYON CK - DOLORES, 666 140 140 140 170 330
EAST - ALMONT 3119 1400 1450 1550 1850 2200
NF GUNNISON - SOMERSET, N 10845 1750 1950 2150 2400 3100
SURFACE CK - CEDAREDGE 1168 55 65 85 120 170
TAYLOR - TAYLOR PARK 30068 430 460 520 610 670
OHIO CK - MOUTH, ABV -99 330 350 400 450 510
DALLAS CK - RIDGWAY, NR 903 40 50 65 95 110
UNCOMPAHGRE - RIDGWAY, NR 1999 490 550 640 740 920
LAKE FORK - GATEVIEW -99 820 910 1050 1250 1450
COW CK - RIDGWAY RESERVOI -99 230 250 300 380 540
ANTHRACITE CK - MOUTH, AB -99 1300 1500 1600 1900 2500
SNAKE - MONTEZUMA, NR 2195 280 300 370 400 470
TENMILE CK - FRISCO, N TE 2004 500 540 620 700 840
STRAIGHT CK - LASKEY GULC 298 60 70 85 95 110
TOMICHI CK - SARGENTS -99 310 330 360 420 590
COCHETOPA CK - ROCK CK, B -99 65 80 100 140 190
CBRFC/Moser