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Colorado River at Windy Gap, near Granby water level

River gauge, Colorado River, Colorado, United States

Directions

Below flood stage

Water level

3.40ft Steady over the last 24 hours

Flow
70.5 cfs
5 8 Minor floodstage 8.00 ft Highest onrecord 7.40 ft

History

3.43.5ftOct 16Oct 18Oct 21Oct 23Oct 263.43.5ftOct 16Oct 21Oct 26
Water level Forecast Minor flood stage

The forecast expects the river to fall to 3.40 ft by Tuesday, October 20 at 02:00 AM. Issued Monday, October 19 at 08:28 AM by NOAA National Weather Service.

What this means

The gauge at Colorado River at Windy Gap, near Granby reads 3.40 ft, a normal level.

It is 4.60 ft below the flood stage of 8.00 ft.

It has barely moved over the past 24 hours. The forecast expects the river to fall to 3.40 ft by Tuesday, October 20 at 02:00 AM. Over the past 30 days it has moved between 3.36 ft and 3.58 ft.

Judged against the official flood stage for this gauge. How to read levels

Key numbers

Highest on record
7.40 ftJune 25, 2011
Forecast peak
3.41 ftThursday, October 22 at 12:00 PM

What the stage means on the water

A normal level is usually prime time for floating and wade fishing, as long as the weather holds upstream.

The National Weather Service puts flood stage for this gauge at 8.00 ft, still 4.60 ft away.

What happens at each level

12.00 ft
Record flooding occurs.
10.00 ft
Houses flood. Widespread flooding of agricultural land occurs.
8.00 ft
Flooding occurs near houses in Parshall.
6.50 ft
The river is out of its banks and into fields.
3.40 ft
Right now

Impact statements from the U.S. National Weather Service.

Highest crests on record

RankLevelDate
17.40 ftJune 25, 2011
27.34 ftMay 25, 1984
36.65 ftJune 23, 2017
46.11 ftJuly 15, 2019
55.51 ftJune 4, 2020
65.28 ftJune 1, 2018
74.71 ftMay 11, 2021

Weather at the gauge

The forecast is not available right now.

Sunrise 07:20 AM Sunset 06:18 PM Daylight 10 hr, 58 min First quarter 68%

Map

Other gauges on the Colorado River

Gauge Level Compared with normal 24 hours Distance
Colorado River below Baker Gulch near Grand LakeRiver gauge, Colorado River 4.10 ft Below flood stage ±0 17 mi
Colorado River below Shadow Mountain ReservoirRiver gauge, Colorado River 35.8 cfs Normal ±0 11 mi
Colorado River below Lake GranbyRiver gauge, Colorado River 21.9 cfs Normal −1.1 cfs 8 mi
Colorado River near KremmlingRiver gauge, Colorado River 3.87 ft Below flood stage −0.06 ft 24 mi
Colorado River at Catamount BridgeRiver gauge, Colorado River 444 cfs Very low −10.0 cfs 46 mi
Colorado River near DotseroRiver gauge, Colorado River 1.94 ft Below flood stage −0.02 ft 65 mi
Colorado River below Glenwood SpringsRiver gauge, Colorado River 3.56 ft Below flood stage −0.12 ft 80 mi
Colorado River near CameoRiver gauge, Colorado River 3.46 ft Below flood stage −0.02 ft 134 mi
Colorado River above Gunnison River at Grand JunctionRiver gauge, Colorado River 3.46 ft No reference yet +0.14 ft 153 mi
Colorado River above Roaring Fork River at Glenwood SpringsRiver gauge, Colorado River 5.70 ft No reference yet −0.14 ft 80 mi

Nearby gauges

Gauge Level Compared with normal 24 hours Distance
Willow Creek below Willow Creek ReservoirRiver gauge, Willow Creek 2.45 ft Below flood stage −0.01 ft 4.3 mi
Willow Creek ReservoirReservoir 8,116.91 ft Low 4.3 mi
Lake GranbyLake 8,235.13 ft Very low 9 mi
Fraser River below Crooked Creek at TabernashRiver gauge, Fraser River 38.4 cfs Normal +2.3 cfs 11 mi
Shadow Mountain LakeLake 8,366.67 ft Normal 11 mi
Williams Fork below Williams Fork ReservoirRiver gauge, Williams Fork 1.33 ft Below flood stage −0.14 ft 12 mi
Williams Fork near ParshallRiver gauge, Williams Fork 4.2 cfs Very low −1.5 cfs 12 mi
Fraser River at TabernashRiver gauge, Fraser River 14.6 cfs Low +1.3 cfs 12 mi

Questions and answers

What is flood stage for the Colorado River at Windy Gap, near Granby?

The official flood stage is 8.00 ft. The level is currently 4.60 ft below it.

Is gage height the same as water depth?

No. Gage height is measured from a fixed reference point chosen by the agency, so a reading of 10 ft does not mean the river is 10 ft deep.

What is the water level of Colorado River at Windy Gap, near Granby today?

On Oct 20, 2026, 06:45 AM MDT, the water level was 3.40 ft. Steady over the last 24 hours.

Is Colorado River at Windy Gap, near Granby rising or falling?

Steady over the last 24 hours.

Is the level of Colorado River at Windy Gap, near Granby normal?

Below flood stage. Judged against the official flood stage for this gauge.

What is the highest water level ever recorded at Colorado River at Windy Gap, near Granby?

The highest level on record is 7.40 ft on June 25, 2011.

Is Colorado River at Windy Gap, near Granby expected to rise?

The forecast expects the river to fall to 3.40 ft by Tuesday, October 20 at 02:00 AM.

For specialists

Station codes, datum, parameters, data quality and downloads
Operator
U.S. Geological Survey
Station code
usgs:09034250 (Agency page)
Coordinates
40.10832, -106.00418 (WGS84)
Vertical datum
NAVD88
Update interval
every 15 minutes
Licence
Public domain. Data: U.S. Geological Survey (USGS), provisional data subject to revision

Published series

ParameterLast valueTime (UTC)Quality
Water level 3.40 ft 2026-10-20 12:45 Provisional
Flow 70.5 cfs 2026-10-20 12:45 Provisional

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How to cite

U.S. Geological Survey: Colorado River at Windy Gap, near Granby (usgs:09034250). Accessed October 20, 2026 via Nivelmap, https://nivelmap.com/en/united-states/colorado/colorado-river-at-windy-gap-near-granby

How we check values

Each reading is stored as published. We hold back values that jump faster than physically plausible and show the measurement time with every value.

Readings are provisional, can be delayed or wrong and are not a flood warning. Read the disclaimer