Colorado River at Windy Gap, near Granby water level

Name: Colorado River at Windy Gap, near Granby water level (U.S. Geological Survey)
Creator: U.S. Geological Survey
License: https://www.usgs.gov/information-policies-and-instructions/copyrights-and-credits

River gauge, Colorado River, Colorado, United States

Directions

Below flood stage

Water level

3.42ft Steady over the last 24 hours

Measured Oct 20, 2026, 02:45 PM MDT (1 hour ago)

Flow: 73.6 cfs

History

7 days

Water level Forecast Minor flood stage

The forecast expects the river to fall to 3.40 ft by Tuesday, October 20 at 11:00 PM. Issued Tuesday, October 20 at 08:34 AM by NOAA National Weather Service.

What this means

The gauge at Colorado River at Windy Gap, near Granby reads 3.42 ft, a normal level.

It is 4.58 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 11:00 PM. 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 ftTuesday, October 20 at 10:00 AM

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 4.58 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.
3.42 ft: Right now

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

Highest crests on record

Rank	Level	Date
1	7.40 ft	June 25, 2011
2	7.34 ft	May 25, 1984
3	6.65 ft	June 23, 2017
4	6.11 ft	July 15, 2019
5	5.51 ft	June 4, 2020
6	5.28 ft	June 1, 2018
7	4.71 ft	May 11, 2021

Weather at the gauge

No rain in the last 3 days.

20 Tue 59° 33° – Wind 11 mph

21 Wed 61° 38° – Wind 9 mph

22 Thu 55° 41° 0.07 in, 57% Wind 4 mph

23 Fri 61° 38° 0.12 in, 47% Wind 16 mph

24 Sat 62° 31° 0.00 in, 32% Wind 11 mph

25 Sun 54° 36° 0.12 in, 26% Wind 9 mph

26 Mon 50° 29° – Wind 15 mph

Forecast: Open-Meteo

Sunrise 07:20 AM Sunset 06:18 PM Daylight 10 hr, 58 min Waxing gibbous 71%

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	37.2 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	3.85 ft	Below flood stage	−0.08 ft	24 mi
Colorado River at Catamount BridgeRiver gauge, Colorado River	434 cfs	Very low	−7.0 cfs	46 mi
Colorado River near DotseroRiver gauge, Colorado River	1.94 ft	Below flood stage	−0.03 ft	65 mi
Colorado River below Glenwood SpringsRiver gauge, Colorado River	3.68 ft	Below flood stage	−0.08 ft	80 mi
Colorado River near CameoRiver gauge, Colorado River	3.53 ft	Below flood stage	+0.06 ft	134 mi
Colorado River above Gunnison River at Grand JunctionRiver gauge, Colorado River	3.49 ft	No reference yet	+0.20 ft	153 mi
Colorado River above Roaring Fork River at Glenwood SpringsRiver gauge, Colorado River	5.76 ft	No reference yet	−0.26 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	8,116.95 ft	Low		4.3 mi
Lake GranbyLake	8,235.07 ft	Very low		9 mi
Fraser River below Crooked Creek at TabernashRiver gauge, Fraser River	39.9 cfs	Normal	±0	11 mi
Shadow Mountain LakeLake	8,366.66 ft	Normal		11 mi
Williams Fork below Williams Fork ReservoirRiver gauge, Williams Fork	1.33 ft	Below flood stage	±0	12 mi
Williams Fork near ParshallRiver gauge, Williams Fork	16.1 cfs	Very low	+10.1 cfs	12 mi
Fraser River at TabernashRiver gauge, Fraser River	15.1 cfs	Low	+2.2 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 4.58 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, 02:45 PM MDT, the water level was 3.42 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 11:00 PM.

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

Parameter	Last value	Time (UTC)	Quality
Water level	3.42 ft	2026-10-20 20:45	Provisional
Flow	73.6 cfs	2026-10-20 20:45	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