COLORADO BASIN RIVER FORECAST CENTER
  NATIONAL WEATHER SERVICE / NATIONAL OCEANIC AND ATMOSPHERIC ADMINISTRATION

News

Colorado Basin May Water Supply Webinar Monday May 7 at 11 am MT. More Info...
Great Basin April Water Supply Webinar Monday May 7 at 1:30 pm MT. More Info...
Water Supply Webinars have been scheduled for 2018. More Info...
Water Supply - Publication Index

Product:   Condition Map   Condition Graph   Specific Site   Precipitation   

Upper Colorado:   Mainstem   Gunnison   Dolores   
Green:   Upper Green   White-Yampa   Duchesne   Lower Green   
San Juan:   San Juan   
Great:   Bear   Weber   Six Creeks   Utah Lake   
Sevier:   Sevier   
Virgin:   Virgin   
Lower Colorado:   Little Colorado   Salt   Gila   

Year:   2018   2017   2016   2015   2014   2013   2012   2011   2010   2009   2008   
Month:   January   February   March   April   May   June   

Upper Colorado Mainstem Specific Site Forecasts (kaf)

Click site name for graph.
Forecast
Period
90%
Exceedance
Volume
70%
Exceedance
Volume
50%
Exceedance
Volume
Percent
Average
30%
Exceedance
Volume
10%
Exceedance
Volume
Colorado
Lake Granby, Granby, Nr April-July185 200 210 95 225 235
June-July113 128 140 97 153 163
Willow Ck
Willow Ck Res, Granby, Nr April-July47 50 54 115 57 60
June-July13.5 16.5 21 100 24 27
Fraser
Winter Park April-July18.5 20 21 108 22 24
June-July14.3 15.8 17 120 17.8 19.8
Williams Fork
Williams Fork Res, Parshall, Nr April-July93 98 102 106 105 115
June-July57 62 66 102 69 79
Muddy Ck
Wolford Mountain Reservoir April-July52 55 58 107 62 70
June-July15.7 18.7 22 114 26 34
Blue
Dillon Res April-July150 160 170 104 175 185
June-July110 120 130 118 135 145
Green Mtn Res April-July240 260 275 100 290 315
June-July163 183 198 108 215 240
Colorado
Kremmling, Nr April-July830 855 900 105 945 1000
June-July470 495 540 103 585 640
Eagle
Gypsum, Blo April-July275 300 315 94 330 350
June-July170 195 210 98 225 245
Colorado
Dotsero, Nr April-July1270 1340 1400 100 1470 1550
June-July725 795 855 102 925 1010
Frying Pan
Ruedi Res, Basalt, Nr April-July105 115 125 90 130 140
June-July72 82 92 103 97 107
Roaring Fork
Glenwood Springs April-July525 560 595 86 615 650
June-July350 385 420 92 440 475
Colorado
Glenwood Springs, Blo April-July1830 1940 2020 96 2080 2200
June-July1090 1200 1280 98 1340 1460
Cameo, Nr April-July1980 2110 2220 94 2320 2450
June-July1160 1290 1400 99 1500 1630
Plateau Ck
Cameo, Nr April-July110 115 125 101 130 145
June-July32 37 47 96 52 67
Colorado
Cisco, Nr April-July3550 3750 3900 88 4050 4250
June-July1800 2000 2150 92 2300 2500
Lake Powell, Glen Cyn Dam, At April-July5800 6100 6500 91 6800 7250
June-July2690 2990 3390 90 3690 4140